project
stringclasses 2
values | commit_id
stringlengths 40
40
| target
int64 0
1
| func
stringlengths 26
142k
| idx
int64 0
27.3k
|
|---|---|---|---|---|
qemu | 7197fb4058bcb68986bae2bb2c04d6370f3e7218 | 0 | void os_mem_prealloc(int fd, char *area, size_t memory)
{
int ret;
struct sigaction act, oldact;
sigset_t set, oldset;
memset(&act, 0, sizeof(act));
act.sa_handler = &sigbus_handler;
act.sa_flags = 0;
ret = sigaction(SIGBUS, &act, &oldact);
if (ret) {
perror("os_mem_prealloc: failed to install signal handler");
exit(1);
}
/* unblock SIGBUS */
sigemptyset(&set);
sigaddset(&set, SIGBUS);
pthread_sigmask(SIG_UNBLOCK, &set, &oldset);
if (sigsetjmp(sigjump, 1)) {
fprintf(stderr, "os_mem_prealloc: Insufficient free host memory "
"pages available to allocate guest RAM\n");
exit(1);
} else {
int i;
size_t hpagesize = fd_getpagesize(fd);
size_t numpages = DIV_ROUND_UP(memory, hpagesize);
/* MAP_POPULATE silently ignores failures */
for (i = 0; i < numpages; i++) {
memset(area + (hpagesize * i), 0, 1);
}
ret = sigaction(SIGBUS, &oldact, NULL);
if (ret) {
perror("os_mem_prealloc: failed to reinstall signal handler");
exit(1);
}
pthread_sigmask(SIG_SETMASK, &oldset, NULL);
}
}
| 7,210 |
qemu | 079d0b7f1eedcc634c371fe05b617fdc55c8b762 | 0 | int usb_handle_packet(USBDevice *dev, USBPacket *p)
{
int ret;
if (dev == NULL) {
return USB_RET_NODEV;
}
assert(dev->addr == p->devaddr);
assert(dev->state == USB_STATE_DEFAULT);
assert(p->state == USB_PACKET_SETUP);
if (p->devep == 0) {
/* control pipe */
switch (p->pid) {
case USB_TOKEN_SETUP:
ret = do_token_setup(dev, p);
break;
case USB_TOKEN_IN:
ret = do_token_in(dev, p);
break;
case USB_TOKEN_OUT:
ret = do_token_out(dev, p);
break;
default:
ret = USB_RET_STALL;
break;
}
} else {
/* data pipe */
ret = usb_device_handle_data(dev, p);
}
if (ret == USB_RET_ASYNC) {
p->ep = usb_ep_get(dev, p->pid, p->devep);
p->state = USB_PACKET_ASYNC;
}
return ret;
}
| 7,212 |
qemu | 28213cb6a61a724e2cb1e3a76d2bb17aa0ce9b36 | 0 | build_rsdp(GArray *rsdp_table, BIOSLinker *linker, unsigned rsdt_tbl_offset)
{
AcpiRsdpDescriptor *rsdp = acpi_data_push(rsdp_table, sizeof *rsdp);
unsigned rsdt_pa_size = sizeof(rsdp->rsdt_physical_address);
unsigned rsdt_pa_offset =
(char *)&rsdp->rsdt_physical_address - rsdp_table->data;
bios_linker_loader_alloc(linker, ACPI_BUILD_RSDP_FILE, rsdp_table, 16,
true /* fseg memory */);
memcpy(&rsdp->signature, "RSD PTR ", sizeof(rsdp->signature));
memcpy(rsdp->oem_id, ACPI_BUILD_APPNAME6, sizeof(rsdp->oem_id));
rsdp->length = cpu_to_le32(sizeof(*rsdp));
rsdp->revision = 0x02;
/* Address to be filled by Guest linker */
bios_linker_loader_add_pointer(linker,
ACPI_BUILD_RSDP_FILE, rsdt_pa_offset, rsdt_pa_size,
ACPI_BUILD_TABLE_FILE, rsdt_tbl_offset);
rsdp->checksum = 0;
/* Checksum to be filled by Guest linker */
bios_linker_loader_add_checksum(linker, ACPI_BUILD_RSDP_FILE,
rsdp, sizeof *rsdp,
&rsdp->checksum);
return rsdp_table;
}
| 7,214 |
qemu | 0d7937974cd0504f30ad483c3368b21da426ddf9 | 0 | static inline uint32_t vmsvga_fifo_read_raw(struct vmsvga_state_s *s)
{
uint32_t cmd = s->fifo[CMD(stop) >> 2];
s->cmd->stop = cpu_to_le32(CMD(stop) + 4);
if (CMD(stop) >= CMD(max))
s->cmd->stop = s->cmd->min;
return cmd;
}
| 7,215 |
FFmpeg | d8edf1b515ae9fbcea2103305241d130c16e1003 | 0 | static void rv40_loop_filter(RV34DecContext *r, int row)
{
MpegEncContext *s = &r->s;
int mb_pos, mb_x;
int i, j, k;
uint8_t *Y, *C;
int alpha, beta, betaY, betaC;
int q;
int mbtype[4]; ///< current macroblock and its neighbours types
/**
* flags indicating that macroblock can be filtered with strong filter
* it is set only for intra coded MB and MB with DCs coded separately
*/
int mb_strong[4];
int clip[4]; ///< MB filter clipping value calculated from filtering strength
/**
* coded block patterns for luma part of current macroblock and its neighbours
* Format:
* LSB corresponds to the top left block,
* each nibble represents one row of subblocks.
*/
int cbp[4];
/**
* coded block patterns for chroma part of current macroblock and its neighbours
* Format is the same as for luma with two subblocks in a row.
*/
int uvcbp[4][2];
/**
* This mask represents the pattern of luma subblocks that should be filtered
* in addition to the coded ones because because they lie at the edge of
* 8x8 block with different enough motion vectors
*/
int mvmasks[4];
mb_pos = row * s->mb_stride;
for(mb_x = 0; mb_x < s->mb_width; mb_x++, mb_pos++){
int mbtype = s->current_picture_ptr->f.mb_type[mb_pos];
if(IS_INTRA(mbtype) || IS_SEPARATE_DC(mbtype))
r->cbp_luma [mb_pos] = r->deblock_coefs[mb_pos] = 0xFFFF;
if(IS_INTRA(mbtype))
r->cbp_chroma[mb_pos] = 0xFF;
}
mb_pos = row * s->mb_stride;
for(mb_x = 0; mb_x < s->mb_width; mb_x++, mb_pos++){
int y_h_deblock, y_v_deblock;
int c_v_deblock[2], c_h_deblock[2];
int clip_left;
int avail[4];
int y_to_deblock, c_to_deblock[2];
q = s->current_picture_ptr->f.qscale_table[mb_pos];
alpha = rv40_alpha_tab[q];
beta = rv40_beta_tab [q];
betaY = betaC = beta * 3;
if(s->width * s->height <= 176*144)
betaY += beta;
avail[0] = 1;
avail[1] = row;
avail[2] = mb_x;
avail[3] = row < s->mb_height - 1;
for(i = 0; i < 4; i++){
if(avail[i]){
int pos = mb_pos + neighbour_offs_x[i] + neighbour_offs_y[i]*s->mb_stride;
mvmasks[i] = r->deblock_coefs[pos];
mbtype [i] = s->current_picture_ptr->f.mb_type[pos];
cbp [i] = r->cbp_luma[pos];
uvcbp[i][0] = r->cbp_chroma[pos] & 0xF;
uvcbp[i][1] = r->cbp_chroma[pos] >> 4;
}else{
mvmasks[i] = 0;
mbtype [i] = mbtype[0];
cbp [i] = 0;
uvcbp[i][0] = uvcbp[i][1] = 0;
}
mb_strong[i] = IS_INTRA(mbtype[i]) || IS_SEPARATE_DC(mbtype[i]);
clip[i] = rv40_filter_clip_tbl[mb_strong[i] + 1][q];
}
y_to_deblock = mvmasks[POS_CUR]
| (mvmasks[POS_BOTTOM] << 16);
/* This pattern contains bits signalling that horizontal edges of
* the current block can be filtered.
* That happens when either of adjacent subblocks is coded or lies on
* the edge of 8x8 blocks with motion vectors differing by more than
* 3/4 pel in any component (any edge orientation for some reason).
*/
y_h_deblock = y_to_deblock
| ((cbp[POS_CUR] << 4) & ~MASK_Y_TOP_ROW)
| ((cbp[POS_TOP] & MASK_Y_LAST_ROW) >> 12);
/* This pattern contains bits signalling that vertical edges of
* the current block can be filtered.
* That happens when either of adjacent subblocks is coded or lies on
* the edge of 8x8 blocks with motion vectors differing by more than
* 3/4 pel in any component (any edge orientation for some reason).
*/
y_v_deblock = y_to_deblock
| ((cbp[POS_CUR] << 1) & ~MASK_Y_LEFT_COL)
| ((cbp[POS_LEFT] & MASK_Y_RIGHT_COL) >> 3);
if(!mb_x)
y_v_deblock &= ~MASK_Y_LEFT_COL;
if(!row)
y_h_deblock &= ~MASK_Y_TOP_ROW;
if(row == s->mb_height - 1 || (mb_strong[POS_CUR] || mb_strong[POS_BOTTOM]))
y_h_deblock &= ~(MASK_Y_TOP_ROW << 16);
/* Calculating chroma patterns is similar and easier since there is
* no motion vector pattern for them.
*/
for(i = 0; i < 2; i++){
c_to_deblock[i] = (uvcbp[POS_BOTTOM][i] << 4) | uvcbp[POS_CUR][i];
c_v_deblock[i] = c_to_deblock[i]
| ((uvcbp[POS_CUR] [i] << 1) & ~MASK_C_LEFT_COL)
| ((uvcbp[POS_LEFT][i] & MASK_C_RIGHT_COL) >> 1);
c_h_deblock[i] = c_to_deblock[i]
| ((uvcbp[POS_TOP][i] & MASK_C_LAST_ROW) >> 2)
| (uvcbp[POS_CUR][i] << 2);
if(!mb_x)
c_v_deblock[i] &= ~MASK_C_LEFT_COL;
if(!row)
c_h_deblock[i] &= ~MASK_C_TOP_ROW;
if(row == s->mb_height - 1 || mb_strong[POS_CUR] || mb_strong[POS_BOTTOM])
c_h_deblock[i] &= ~(MASK_C_TOP_ROW << 4);
}
for(j = 0; j < 16; j += 4){
Y = s->current_picture_ptr->f.data[0] + mb_x*16 + (row*16 + j) * s->linesize;
for(i = 0; i < 4; i++, Y += 4){
int ij = i + j;
int clip_cur = y_to_deblock & (MASK_CUR << ij) ? clip[POS_CUR] : 0;
int dither = j ? ij : i*4;
// if bottom block is coded then we can filter its top edge
// (or bottom edge of this block, which is the same)
if(y_h_deblock & (MASK_BOTTOM << ij)){
r->rdsp.rv40_h_loop_filter(Y+4*s->linesize, s->linesize, dither,
y_to_deblock & (MASK_BOTTOM << ij) ? clip[POS_CUR] : 0,
clip_cur,
alpha, beta, betaY, 0, 0);
}
// filter left block edge in ordinary mode (with low filtering strength)
if(y_v_deblock & (MASK_CUR << ij) && (i || !(mb_strong[POS_CUR] || mb_strong[POS_LEFT]))){
if(!i)
clip_left = mvmasks[POS_LEFT] & (MASK_RIGHT << j) ? clip[POS_LEFT] : 0;
else
clip_left = y_to_deblock & (MASK_CUR << (ij-1)) ? clip[POS_CUR] : 0;
r->rdsp.rv40_v_loop_filter(Y, s->linesize, dither,
clip_cur,
clip_left,
alpha, beta, betaY, 0, 0);
}
// filter top edge of the current macroblock when filtering strength is high
if(!j && y_h_deblock & (MASK_CUR << i) && (mb_strong[POS_CUR] || mb_strong[POS_TOP])){
r->rdsp.rv40_h_loop_filter(Y, s->linesize, dither,
clip_cur,
mvmasks[POS_TOP] & (MASK_TOP << i) ? clip[POS_TOP] : 0,
alpha, beta, betaY, 0, 1);
}
// filter left block edge in edge mode (with high filtering strength)
if(y_v_deblock & (MASK_CUR << ij) && !i && (mb_strong[POS_CUR] || mb_strong[POS_LEFT])){
clip_left = mvmasks[POS_LEFT] & (MASK_RIGHT << j) ? clip[POS_LEFT] : 0;
r->rdsp.rv40_v_loop_filter(Y, s->linesize, dither,
clip_cur,
clip_left,
alpha, beta, betaY, 0, 1);
}
}
}
for(k = 0; k < 2; k++){
for(j = 0; j < 2; j++){
C = s->current_picture_ptr->f.data[k + 1] + mb_x*8 + (row*8 + j*4) * s->uvlinesize;
for(i = 0; i < 2; i++, C += 4){
int ij = i + j*2;
int clip_cur = c_to_deblock[k] & (MASK_CUR << ij) ? clip[POS_CUR] : 0;
if(c_h_deblock[k] & (MASK_CUR << (ij+2))){
int clip_bot = c_to_deblock[k] & (MASK_CUR << (ij+2)) ? clip[POS_CUR] : 0;
r->rdsp.rv40_h_loop_filter(C+4*s->uvlinesize, s->uvlinesize, i*8,
clip_bot,
clip_cur,
alpha, beta, betaC, 1, 0);
}
if((c_v_deblock[k] & (MASK_CUR << ij)) && (i || !(mb_strong[POS_CUR] || mb_strong[POS_LEFT]))){
if(!i)
clip_left = uvcbp[POS_LEFT][k] & (MASK_CUR << (2*j+1)) ? clip[POS_LEFT] : 0;
else
clip_left = c_to_deblock[k] & (MASK_CUR << (ij-1)) ? clip[POS_CUR] : 0;
r->rdsp.rv40_v_loop_filter(C, s->uvlinesize, j*8,
clip_cur,
clip_left,
alpha, beta, betaC, 1, 0);
}
if(!j && c_h_deblock[k] & (MASK_CUR << ij) && (mb_strong[POS_CUR] || mb_strong[POS_TOP])){
int clip_top = uvcbp[POS_TOP][k] & (MASK_CUR << (ij+2)) ? clip[POS_TOP] : 0;
r->rdsp.rv40_h_loop_filter(C, s->uvlinesize, i*8,
clip_cur,
clip_top,
alpha, beta, betaC, 1, 1);
}
if(c_v_deblock[k] & (MASK_CUR << ij) && !i && (mb_strong[POS_CUR] || mb_strong[POS_LEFT])){
clip_left = uvcbp[POS_LEFT][k] & (MASK_CUR << (2*j+1)) ? clip[POS_LEFT] : 0;
r->rdsp.rv40_v_loop_filter(C, s->uvlinesize, j*8,
clip_cur,
clip_left,
alpha, beta, betaC, 1, 1);
}
}
}
}
}
}
| 7,216 |
qemu | 33a610c398603efafd954c706ba07850835a5098 | 0 | static void bdrv_replace_child(BdrvChild *child, BlockDriverState *new_bs)
{
BlockDriverState *old_bs = child->bs;
if (old_bs) {
if (old_bs->quiesce_counter && child->role->drained_end) {
child->role->drained_end(child);
}
QLIST_REMOVE(child, next_parent);
}
child->bs = new_bs;
if (new_bs) {
QLIST_INSERT_HEAD(&new_bs->parents, child, next_parent);
if (new_bs->quiesce_counter && child->role->drained_begin) {
child->role->drained_begin(child);
}
}
}
| 7,217 |
qemu | 3435f39513a104294b5e3bbf3612047028d25cfc | 0 | void qemu_ram_free(ram_addr_t addr)
{
RAMBlock *block;
/* This assumes the iothread lock is taken here too. */
qemu_mutex_lock_ramlist();
QTAILQ_FOREACH(block, &ram_list.blocks, next) {
if (addr == block->offset) {
QTAILQ_REMOVE(&ram_list.blocks, block, next);
ram_list.mru_block = NULL;
ram_list.version++;
if (block->flags & RAM_PREALLOC_MASK) {
;
} else if (xen_enabled()) {
xen_invalidate_map_cache_entry(block->host);
} else if (mem_path) {
#if defined (__linux__) && !defined(TARGET_S390X)
if (block->fd) {
munmap(block->host, block->length);
close(block->fd);
} else {
qemu_anon_ram_free(block->host, block->length);
}
#else
abort();
#endif
} else {
qemu_anon_ram_free(block->host, block->length);
}
g_free(block);
break;
}
}
qemu_mutex_unlock_ramlist();
}
| 7,219 |
qemu | 794f01414f9f4c4d0c6f1961154674961941c197 | 0 | static int block_job_finish_sync(BlockJob *job,
void (*finish)(BlockJob *, Error **errp),
Error **errp)
{
BlockDriverState *bs = job->bs;
Error *local_err = NULL;
int ret;
assert(bs->job == job);
block_job_ref(job);
finish(job, &local_err);
if (local_err) {
error_propagate(errp, local_err);
block_job_unref(job);
return -EBUSY;
}
while (!job->completed) {
aio_poll(bdrv_get_aio_context(bs), true);
}
ret = (job->cancelled && job->ret == 0) ? -ECANCELED : job->ret;
block_job_unref(job);
return ret;
}
| 7,220 |
qemu | ae261c86aaed62e7acddafab8262a2bf286d40b7 | 0 | static uint32_t vmdk_read_cid(BlockDriverState *bs, int parent)
{
char desc[DESC_SIZE];
uint32_t cid;
const char *p_name, *cid_str;
size_t cid_str_size;
BDRVVmdkState *s = bs->opaque;
if (bdrv_pread(bs->file, s->desc_offset, desc, DESC_SIZE) != DESC_SIZE) {
return 0;
}
if (parent) {
cid_str = "parentCID";
cid_str_size = sizeof("parentCID");
} else {
cid_str = "CID";
cid_str_size = sizeof("CID");
}
if ((p_name = strstr(desc,cid_str)) != NULL) {
p_name += cid_str_size;
sscanf(p_name,"%x",&cid);
}
return cid;
}
| 7,221 |
qemu | 33577b47c64435fcc2a1bc01c7e82534256f1fc3 | 0 | int qemu_chr_fe_ioctl(CharDriverState *s, int cmd, void *arg)
{
if (!s->chr_ioctl)
return -ENOTSUP;
return s->chr_ioctl(s, cmd, arg);
}
| 7,223 |
qemu | d7a4155265416a1c8f3067b59e68bf5fda1d6215 | 0 | static void e1000_pre_save(void *opaque)
{
E1000State *s = opaque;
NetClientState *nc = qemu_get_queue(s->nic);
/* If the mitigation timer is active, emulate a timeout now. */
if (s->mit_timer_on) {
e1000_mit_timer(s);
}
/*
* If link is down and auto-negotiation is supported and ongoing,
* complete auto-negotiation immediately. This allows us to look
* at MII_SR_AUTONEG_COMPLETE to infer link status on load.
*/
if (nc->link_down &&
s->compat_flags & E1000_FLAG_AUTONEG &&
s->phy_reg[PHY_CTRL] & MII_CR_AUTO_NEG_EN &&
s->phy_reg[PHY_CTRL] & MII_CR_RESTART_AUTO_NEG) {
s->phy_reg[PHY_STATUS] |= MII_SR_AUTONEG_COMPLETE;
}
}
| 7,224 |
qemu | ef76dc59fa5203d146a2acf85a0ad5a5971a4824 | 0 | START_TEST(invalid_array_comma)
{
QObject *obj = qobject_from_json("[32,}");
fail_unless(obj == NULL);
}
| 7,225 |
qemu | 2a3d57ce4278dfd898d8b5639ace21fa4a4fb9bd | 0 | static void handle_control_message(VirtIOSerial *vser, void *buf, size_t len)
{
struct VirtIOSerialPort *port;
struct virtio_console_control cpkt, *gcpkt;
uint8_t *buffer;
size_t buffer_len;
gcpkt = buf;
if (len < sizeof(cpkt)) {
/* The guest sent an invalid control packet */
return;
}
cpkt.event = lduw_p(&gcpkt->event);
cpkt.value = lduw_p(&gcpkt->value);
port = find_port_by_id(vser, ldl_p(&gcpkt->id));
if (!port && cpkt.event != VIRTIO_CONSOLE_DEVICE_READY)
return;
switch(cpkt.event) {
case VIRTIO_CONSOLE_DEVICE_READY:
if (!cpkt.value) {
error_report("virtio-serial-bus: Guest failure in adding device %s\n",
vser->bus.qbus.name);
break;
}
/*
* The device is up, we can now tell the device about all the
* ports we have here.
*/
QTAILQ_FOREACH(port, &vser->ports, next) {
send_control_event(port, VIRTIO_CONSOLE_PORT_ADD, 1);
}
break;
case VIRTIO_CONSOLE_PORT_READY:
if (!cpkt.value) {
error_report("virtio-serial-bus: Guest failure in adding port %u for device %s\n",
port->id, vser->bus.qbus.name);
break;
}
/*
* Now that we know the guest asked for the port name, we're
* sure the guest has initialised whatever state is necessary
* for this port. Now's a good time to let the guest know if
* this port is a console port so that the guest can hook it
* up to hvc.
*/
if (port->is_console) {
send_control_event(port, VIRTIO_CONSOLE_CONSOLE_PORT, 1);
}
if (port->name) {
stw_p(&cpkt.event, VIRTIO_CONSOLE_PORT_NAME);
stw_p(&cpkt.value, 1);
buffer_len = sizeof(cpkt) + strlen(port->name) + 1;
buffer = qemu_malloc(buffer_len);
memcpy(buffer, &cpkt, sizeof(cpkt));
memcpy(buffer + sizeof(cpkt), port->name, strlen(port->name));
buffer[buffer_len - 1] = 0;
send_control_msg(port, buffer, buffer_len);
qemu_free(buffer);
}
if (port->host_connected) {
send_control_event(port, VIRTIO_CONSOLE_PORT_OPEN, 1);
}
/*
* When the guest has asked us for this information it means
* the guest is all setup and has its virtqueues
* initialised. If some app is interested in knowing about
* this event, let it know.
*/
if (port->info->guest_ready) {
port->info->guest_ready(port);
}
break;
case VIRTIO_CONSOLE_PORT_OPEN:
port->guest_connected = cpkt.value;
if (cpkt.value && port->info->guest_open) {
/* Send the guest opened notification if an app is interested */
port->info->guest_open(port);
}
if (!cpkt.value && port->info->guest_close) {
/* Send the guest closed notification if an app is interested */
port->info->guest_close(port);
}
break;
}
}
| 7,226 |
FFmpeg | b371539a3d9be9b05cb9ea8065e8e3617a45b02f | 0 | static int mov_write_stbl_tag(ByteIOContext *pb, MOVTrack* track)
{
offset_t pos = url_ftell(pb);
put_be32(pb, 0); /* size */
put_tag(pb, "stbl");
mov_write_stsd_tag(pb, track);
mov_write_stts_tag(pb, track);
if (track->enc->codec_type == CODEC_TYPE_VIDEO &&
track->hasKeyframes < track->entry)
mov_write_stss_tag(pb, track);
if (track->enc->codec_type == CODEC_TYPE_VIDEO &&
track->hasBframes)
mov_write_ctts_tag(pb, track);
mov_write_stsc_tag(pb, track);
mov_write_stsz_tag(pb, track);
mov_write_stco_tag(pb, track);
return updateSize(pb, pos);
}
| 7,227 |
qemu | 3b4fefd6e65a7bdb994d10a9fa36c19b5749b502 | 0 | static void gen_mtpr(int rb, int regno)
{
TCGv tmp;
int data;
if (rb == 31) {
tmp = tcg_const_i64(0);
} else {
tmp = cpu_ir[rb];
}
/* The basic registers are data only, and unknown registers
are read-zero, write-ignore. */
data = cpu_pr_data(regno);
if (data != 0) {
if (data & PR_BYTE) {
tcg_gen_st8_i64(tmp, cpu_env, data & ~PR_BYTE);
} else if (data & PR_LONG) {
tcg_gen_st32_i64(tmp, cpu_env, data & ~PR_LONG);
} else {
tcg_gen_st_i64(tmp, cpu_env, data);
}
}
if (rb == 31) {
tcg_temp_free(tmp);
}
}
| 7,228 |
qemu | 72cf2d4f0e181d0d3a3122e04129c58a95da713e | 0 | void qemu_unregister_reset(QEMUResetHandler *func, void *opaque)
{
QEMUResetEntry *re;
TAILQ_FOREACH(re, &reset_handlers, entry) {
if (re->func == func && re->opaque == opaque) {
TAILQ_REMOVE(&reset_handlers, re, entry);
qemu_free(re);
return;
}
}
}
| 7,229 |
qemu | a89f364ae8740dfc31b321eed9ee454e996dc3c1 | 0 | static void blizzard_reg_write(void *opaque, uint8_t reg, uint16_t value)
{
BlizzardState *s = (BlizzardState *) opaque;
switch (reg) {
case 0x04: /* PLL M-Divider */
s->pll = (value & 0x3f) + 1;
break;
case 0x06: /* PLL Lock Range Control */
s->pll_range = value & 3;
break;
case 0x08: /* PLL Lock Synthesis Control 0 */
s->pll_ctrl &= 0xf00;
s->pll_ctrl |= (value << 0) & 0x0ff;
break;
case 0x0a: /* PLL Lock Synthesis Control 1 */
s->pll_ctrl &= 0x0ff;
s->pll_ctrl |= (value << 8) & 0xf00;
break;
case 0x0c: /* PLL Mode Control 0 */
s->pll_mode = value & 0x77;
if ((value & 3) == 0 || (value & 3) == 3)
fprintf(stderr, "%s: wrong PLL Control bits (%i)\n",
__FUNCTION__, value & 3);
break;
case 0x0e: /* Clock-Source Select */
s->clksel = value & 0xff;
break;
case 0x10: /* Memory Controller Activate */
s->memenable = value & 1;
break;
case 0x14: /* Memory Controller Bank 0 Status Flag */
break;
case 0x18: /* Auto-Refresh Interval Setting 0 */
s->memrefresh &= 0xf00;
s->memrefresh |= (value << 0) & 0x0ff;
break;
case 0x1a: /* Auto-Refresh Interval Setting 1 */
s->memrefresh &= 0x0ff;
s->memrefresh |= (value << 8) & 0xf00;
break;
case 0x1c: /* Power-On Sequence Timing Control */
s->timing[0] = value & 0x7f;
break;
case 0x1e: /* Timing Control 0 */
s->timing[1] = value & 0x17;
break;
case 0x20: /* Timing Control 1 */
s->timing[2] = value & 0x35;
break;
case 0x24: /* Arbitration Priority Control */
s->priority = value & 1;
break;
case 0x28: /* LCD Panel Configuration */
s->lcd_config = value & 0xff;
if (value & (1 << 7))
fprintf(stderr, "%s: data swap not supported!\n", __FUNCTION__);
break;
case 0x2a: /* LCD Horizontal Display Width */
s->x = value << 3;
break;
case 0x2c: /* LCD Horizontal Non-display Period */
s->hndp = value & 0xff;
break;
case 0x2e: /* LCD Vertical Display Height 0 */
s->y &= 0x300;
s->y |= (value << 0) & 0x0ff;
break;
case 0x30: /* LCD Vertical Display Height 1 */
s->y &= 0x0ff;
s->y |= (value << 8) & 0x300;
break;
case 0x32: /* LCD Vertical Non-display Period */
s->vndp = value & 0xff;
break;
case 0x34: /* LCD HS Pulse-width */
s->hsync = value & 0xff;
break;
case 0x36: /* LCD HS Pulse Start Position */
s->skipx = value & 0xff;
break;
case 0x38: /* LCD VS Pulse-width */
s->vsync = value & 0xbf;
break;
case 0x3a: /* LCD VS Pulse Start Position */
s->skipy = value & 0xff;
break;
case 0x3c: /* PCLK Polarity */
s->pclk = value & 0x82;
/* Affects calculation of s->hndp, s->hsync and s->skipx. */
break;
case 0x3e: /* High-speed Serial Interface Tx Configuration Port 0 */
s->hssi_config[0] = value;
break;
case 0x40: /* High-speed Serial Interface Tx Configuration Port 1 */
s->hssi_config[1] = value;
if (((value >> 4) & 3) == 3)
fprintf(stderr, "%s: Illegal active-data-links value\n",
__FUNCTION__);
break;
case 0x42: /* High-speed Serial Interface Tx Mode */
s->hssi_config[2] = value & 0xbd;
break;
case 0x44: /* TV Display Configuration */
s->tv_config = value & 0xfe;
break;
case 0x46 ... 0x4c: /* TV Vertical Blanking Interval Data bits 0 */
s->tv_timing[(reg - 0x46) >> 1] = value;
break;
case 0x4e: /* VBI: Closed Caption / XDS Control / Status */
s->vbi = value;
break;
case 0x50: /* TV Horizontal Start Position */
s->tv_x = value;
break;
case 0x52: /* TV Vertical Start Position */
s->tv_y = value & 0x7f;
break;
case 0x54: /* TV Test Pattern Setting */
s->tv_test = value;
break;
case 0x56: /* TV Filter Setting */
s->tv_filter_config = value & 0xbf;
break;
case 0x58: /* TV Filter Coefficient Index */
s->tv_filter_idx = value & 0x1f;
break;
case 0x5a: /* TV Filter Coefficient Data */
if (s->tv_filter_idx < 0x20)
s->tv_filter_coeff[s->tv_filter_idx ++] = value;
break;
case 0x60: /* Input YUV/RGB Translate Mode 0 */
s->yrc[0] = value & 0xb0;
break;
case 0x62: /* Input YUV/RGB Translate Mode 1 */
s->yrc[1] = value & 0x30;
break;
case 0x64: /* U Data Fix */
s->u = value & 0xff;
break;
case 0x66: /* V Data Fix */
s->v = value & 0xff;
break;
case 0x68: /* Display Mode */
if ((s->mode ^ value) & 3)
s->invalidate = 1;
s->mode = value & 0xb7;
s->enable = value & 1;
s->blank = (value >> 1) & 1;
if (value & (1 << 4))
fprintf(stderr, "%s: Macrovision enable attempt!\n", __FUNCTION__);
break;
case 0x6a: /* Special Effects */
s->effect = value & 0xfb;
break;
case 0x6c: /* Input Window X Start Position 0 */
s->ix[0] &= 0x300;
s->ix[0] |= (value << 0) & 0x0ff;
break;
case 0x6e: /* Input Window X Start Position 1 */
s->ix[0] &= 0x0ff;
s->ix[0] |= (value << 8) & 0x300;
break;
case 0x70: /* Input Window Y Start Position 0 */
s->iy[0] &= 0x300;
s->iy[0] |= (value << 0) & 0x0ff;
break;
case 0x72: /* Input Window Y Start Position 1 */
s->iy[0] &= 0x0ff;
s->iy[0] |= (value << 8) & 0x300;
break;
case 0x74: /* Input Window X End Position 0 */
s->ix[1] &= 0x300;
s->ix[1] |= (value << 0) & 0x0ff;
break;
case 0x76: /* Input Window X End Position 1 */
s->ix[1] &= 0x0ff;
s->ix[1] |= (value << 8) & 0x300;
break;
case 0x78: /* Input Window Y End Position 0 */
s->iy[1] &= 0x300;
s->iy[1] |= (value << 0) & 0x0ff;
break;
case 0x7a: /* Input Window Y End Position 1 */
s->iy[1] &= 0x0ff;
s->iy[1] |= (value << 8) & 0x300;
break;
case 0x7c: /* Output Window X Start Position 0 */
s->ox[0] &= 0x300;
s->ox[0] |= (value << 0) & 0x0ff;
break;
case 0x7e: /* Output Window X Start Position 1 */
s->ox[0] &= 0x0ff;
s->ox[0] |= (value << 8) & 0x300;
break;
case 0x80: /* Output Window Y Start Position 0 */
s->oy[0] &= 0x300;
s->oy[0] |= (value << 0) & 0x0ff;
break;
case 0x82: /* Output Window Y Start Position 1 */
s->oy[0] &= 0x0ff;
s->oy[0] |= (value << 8) & 0x300;
break;
case 0x84: /* Output Window X End Position 0 */
s->ox[1] &= 0x300;
s->ox[1] |= (value << 0) & 0x0ff;
break;
case 0x86: /* Output Window X End Position 1 */
s->ox[1] &= 0x0ff;
s->ox[1] |= (value << 8) & 0x300;
break;
case 0x88: /* Output Window Y End Position 0 */
s->oy[1] &= 0x300;
s->oy[1] |= (value << 0) & 0x0ff;
break;
case 0x8a: /* Output Window Y End Position 1 */
s->oy[1] &= 0x0ff;
s->oy[1] |= (value << 8) & 0x300;
break;
case 0x8c: /* Input Data Format */
s->iformat = value & 0xf;
s->bpp = blizzard_iformat_bpp[s->iformat];
if (!s->bpp)
fprintf(stderr, "%s: Illegal or unsupported input format %x\n",
__FUNCTION__, s->iformat);
break;
case 0x8e: /* Data Source Select */
s->source = value & 7;
/* Currently all windows will be "destructive overlays". */
if ((!(s->effect & (1 << 3)) && (s->ix[0] != s->ox[0] ||
s->iy[0] != s->oy[0] ||
s->ix[1] != s->ox[1] ||
s->iy[1] != s->oy[1])) ||
!((s->ix[1] - s->ix[0]) & (s->iy[1] - s->iy[0]) &
(s->ox[1] - s->ox[0]) & (s->oy[1] - s->oy[0]) & 1))
fprintf(stderr, "%s: Illegal input/output window positions\n",
__FUNCTION__);
blizzard_transfer_setup(s);
break;
case 0x90: /* Display Memory Data Port */
if (!s->data.len && !blizzard_transfer_setup(s))
break;
*s->data.ptr ++ = value;
if (-- s->data.len == 0)
blizzard_window(s);
break;
case 0xa8: /* Border Color 0 */
s->border_r = value;
break;
case 0xaa: /* Border Color 1 */
s->border_g = value;
break;
case 0xac: /* Border Color 2 */
s->border_b = value;
break;
case 0xb4: /* Gamma Correction Enable */
s->gamma_config = value & 0x87;
break;
case 0xb6: /* Gamma Correction Table Index */
s->gamma_idx = value;
break;
case 0xb8: /* Gamma Correction Table Data */
s->gamma_lut[s->gamma_idx ++] = value;
break;
case 0xba: /* 3x3 Matrix Enable */
s->matrix_ena = value & 1;
break;
case 0xbc ... 0xde: /* Coefficient Registers */
s->matrix_coeff[(reg - 0xbc) >> 1] = value & ((reg & 2) ? 0x80 : 0xff);
break;
case 0xe0: /* 3x3 Matrix Red Offset */
s->matrix_r = value;
break;
case 0xe2: /* 3x3 Matrix Green Offset */
s->matrix_g = value;
break;
case 0xe4: /* 3x3 Matrix Blue Offset */
s->matrix_b = value;
break;
case 0xe6: /* Power-save */
s->pm = value & 0x83;
if (value & s->mode & 1)
fprintf(stderr, "%s: The display must be disabled before entering "
"Standby Mode\n", __FUNCTION__);
break;
case 0xe8: /* Non-display Period Control / Status */
s->status = value & 0x1b;
break;
case 0xea: /* RGB Interface Control */
s->rgbgpio_dir = value & 0x8f;
break;
case 0xec: /* RGB Interface Status */
s->rgbgpio = value & 0xcf;
break;
case 0xee: /* General-purpose IO Pins Configuration */
s->gpio_dir = value;
break;
case 0xf0: /* General-purpose IO Pins Status / Control */
s->gpio = value;
break;
case 0xf2: /* GPIO Positive Edge Interrupt Trigger */
s->gpio_edge[0] = value;
break;
case 0xf4: /* GPIO Negative Edge Interrupt Trigger */
s->gpio_edge[1] = value;
break;
case 0xf6: /* GPIO Interrupt Status */
s->gpio_irq &= value;
break;
case 0xf8: /* GPIO Pull-down Control */
s->gpio_pdown = value;
break;
default:
fprintf(stderr, "%s: unknown register %02x\n", __FUNCTION__, reg);
break;
}
}
| 7,230 |
qemu | 8813800b7d995d8b54ef0a1e16d41fc13d8b5f3a | 0 | uint64_t qcrypto_pbkdf2_count_iters(QCryptoHashAlgorithm hash,
const uint8_t *key, size_t nkey,
const uint8_t *salt, size_t nsalt,
Error **errp)
{
uint8_t out[32];
uint64_t iterations = (1 << 15);
unsigned long long delta_ms, start_ms, end_ms;
while (1) {
if (qcrypto_pbkdf2_get_thread_cpu(&start_ms, errp) < 0) {
return -1;
}
if (qcrypto_pbkdf2(hash,
key, nkey,
salt, nsalt,
iterations,
out, sizeof(out),
errp) < 0) {
return -1;
}
if (qcrypto_pbkdf2_get_thread_cpu(&end_ms, errp) < 0) {
return -1;
}
delta_ms = end_ms - start_ms;
if (delta_ms > 500) {
break;
} else if (delta_ms < 100) {
iterations = iterations * 10;
} else {
iterations = (iterations * 1000 / delta_ms);
}
}
iterations = iterations * 1000 / delta_ms;
return iterations;
}
| 7,232 |
qemu | 79ca616f291124d166ca173e512c4ace1c2fe8b2 | 0 | static int pci_device_hot_remove(Monitor *mon, const char *pci_addr)
{
PCIDevice *d;
int dom, bus;
unsigned slot;
Error *local_err = NULL;
if (pci_read_devaddr(mon, pci_addr, &dom, &bus, &slot)) {
return -1;
}
d = pci_find_device(pci_find_root_bus(dom), bus, PCI_DEVFN(slot, 0));
if (!d) {
monitor_printf(mon, "slot %d empty\n", slot);
return -1;
}
qdev_unplug(&d->qdev, &local_err);
if (error_is_set(&local_err)) {
monitor_printf(mon, "%s\n", error_get_pretty(local_err));
error_free(local_err);
return -1;
}
return 0;
}
| 7,233 |
qemu | e7ca56562990991bc614a43b9351ee0737f3045d | 0 | void hmp_info_memdev(Monitor *mon, const QDict *qdict)
{
Error *err = NULL;
MemdevList *memdev_list = qmp_query_memdev(&err);
MemdevList *m = memdev_list;
StringOutputVisitor *ov;
char *str;
int i = 0;
while (m) {
ov = string_output_visitor_new(false);
visit_type_uint16List(string_output_get_visitor(ov), NULL,
&m->value->host_nodes, NULL);
monitor_printf(mon, "memory backend: %d\n", i);
monitor_printf(mon, " size: %" PRId64 "\n", m->value->size);
monitor_printf(mon, " merge: %s\n",
m->value->merge ? "true" : "false");
monitor_printf(mon, " dump: %s\n",
m->value->dump ? "true" : "false");
monitor_printf(mon, " prealloc: %s\n",
m->value->prealloc ? "true" : "false");
monitor_printf(mon, " policy: %s\n",
HostMemPolicy_lookup[m->value->policy]);
str = string_output_get_string(ov);
monitor_printf(mon, " host nodes: %s\n", str);
g_free(str);
string_output_visitor_cleanup(ov);
m = m->next;
i++;
}
monitor_printf(mon, "\n");
qapi_free_MemdevList(memdev_list);
}
| 7,234 |
FFmpeg | b9029997d4694b6533556480fe0ab1f3f9779a56 | 0 | static void apply_motion_8x8(RoqContext *ri, int x, int y,
unsigned char mv, signed char mean_x, signed char mean_y)
{
int mx, my, i, j, hw;
unsigned char *pa, *pb;
mx = x + 8 - (mv >> 4) - mean_x;
my = y + 8 - (mv & 0xf) - mean_y;
pa = ri->current_frame.data[0] + (y * ri->y_stride) + x;
pb = ri->last_frame.data[0] + (my * ri->y_stride) + mx;
for(i = 0; i < 8; i++) {
pa[0] = pb[0];
pa[1] = pb[1];
pa[2] = pb[2];
pa[3] = pb[3];
pa[4] = pb[4];
pa[5] = pb[5];
pa[6] = pb[6];
pa[7] = pb[7];
pa += ri->y_stride;
pb += ri->y_stride;
}
#if 0
pa = ri->current_frame.data[1] + (y/2) * (ri->c_stride) + x/2;
pb = ri->last_frame.data[1] + (my/2) * (ri->c_stride) + (mx + 1)/2;
for(i = 0; i < 4; i++) {
pa[0] = pb[0];
pa[1] = pb[1];
pa[2] = pb[2];
pa[3] = pb[3];
pa += ri->c_stride;
pb += ri->c_stride;
}
pa = ri->current_frame.data[2] + (y/2) * (ri->c_stride) + x/2;
pb = ri->last_frame.data[2] + (my/2) * (ri->c_stride) + (mx + 1)/2;
for(i = 0; i < 4; i++) {
pa[0] = pb[0];
pa[1] = pb[1];
pa[2] = pb[2];
pa[3] = pb[3];
pa += ri->c_stride;
pb += ri->c_stride;
}
#else
hw = ri->c_stride;
pa = ri->current_frame.data[1] + (y * ri->y_stride)/4 + x/2;
pb = ri->last_frame.data[1] + (my/2) * (ri->y_stride/2) + (mx + 1)/2;
for(j = 0; j < 2; j++) {
for(i = 0; i < 4; i++) {
switch(((my & 0x01) << 1) | (mx & 0x01)) {
case 0:
pa[0] = pb[0];
pa[1] = pb[1];
pa[2] = pb[2];
pa[3] = pb[3];
break;
case 1:
pa[0] = avg2(pb[0], pb[1]);
pa[1] = avg2(pb[1], pb[2]);
pa[2] = avg2(pb[2], pb[3]);
pa[3] = avg2(pb[3], pb[4]);
break;
case 2:
pa[0] = avg2(pb[0], pb[hw]);
pa[1] = avg2(pb[1], pb[hw+1]);
pa[2] = avg2(pb[2], pb[hw+2]);
pa[3] = avg2(pb[3], pb[hw+3]);
break;
case 3:
pa[0] = avg4(pb[0], pb[1], pb[hw], pb[hw+1]);
pa[1] = avg4(pb[1], pb[2], pb[hw+1], pb[hw+2]);
pa[2] = avg4(pb[2], pb[3], pb[hw+2], pb[hw+3]);
pa[3] = avg4(pb[3], pb[4], pb[hw+3], pb[hw+4]);
break;
}
pa += ri->c_stride;
pb += ri->c_stride;
}
pa = ri->current_frame.data[2] + (y * ri->y_stride)/4 + x/2;
pb = ri->last_frame.data[2] + (my/2) * (ri->y_stride/2) + (mx + 1)/2;
}
#endif
}
| 7,235 |
FFmpeg | 6a4832caaede15e3d918b1408ff83fe30324507b | 0 | void ff_avg_dirac_pixels16_sse2(uint8_t *dst, const uint8_t *src[5], int stride, int h)
{
if (h&3)
ff_avg_dirac_pixels16_c(dst, src, stride, h);
else
ff_avg_pixels16_sse2(dst, src[0], stride, h);
}
| 7,236 |
FFmpeg | 83548fe894cdb455cc127f754d09905b6d23c173 | 0 | int ff_ape_write_tag(AVFormatContext *s)
{
AVDictionaryEntry *e = NULL;
int64_t start, end;
int size, count = 0;
if (!s->pb->seekable)
return 0;
start = avio_tell(s->pb);
// header
avio_write(s->pb, "APETAGEX", 8); // id
avio_wl32 (s->pb, APE_TAG_VERSION); // version
avio_wl32(s->pb, 0); // reserve space for size
avio_wl32(s->pb, 0); // reserve space for tag count
// flags
avio_wl32(s->pb, APE_TAG_FLAG_CONTAINS_HEADER | APE_TAG_FLAG_CONTAINS_FOOTER |
APE_TAG_FLAG_IS_HEADER);
ffio_fill(s->pb, 0, 8); // reserved
while ((e = av_dict_get(s->metadata, "", e, AV_DICT_IGNORE_SUFFIX))) {
int val_len = strlen(e->value);
avio_wl32(s->pb, val_len); // value length
avio_wl32(s->pb, 0); // item flags
avio_put_str(s->pb, e->key); // key
avio_write(s->pb, e->value, val_len); // value
count++;
}
size = avio_tell(s->pb) - start;
// footer
avio_write(s->pb, "APETAGEX", 8); // id
avio_wl32 (s->pb, APE_TAG_VERSION); // version
avio_wl32(s->pb, size); // size
avio_wl32(s->pb, count); // tag count
// flags
avio_wl32(s->pb, APE_TAG_FLAG_CONTAINS_HEADER | APE_TAG_FLAG_CONTAINS_FOOTER);
ffio_fill(s->pb, 0, 8); // reserved
// update values in the header
end = avio_tell(s->pb);
avio_seek(s->pb, start + 12, SEEK_SET);
avio_wl32(s->pb, size);
avio_wl32(s->pb, count);
avio_seek(s->pb, end, SEEK_SET);
return 0;
}
| 7,237 |
qemu | 2e15497c5b8d0d172dece0cf56e2d2e977a6b679 | 1 | static void gen_cp0 (CPUMIPSState *env, DisasContext *ctx, uint32_t opc, int rt, int rd)
{
const char *opn = "ldst";
switch (opc) {
case OPC_MFC0:
if (rt == 0) {
/* Treat as NOP. */
return;
}
gen_mfc0(env, ctx, cpu_gpr[rt], rd, ctx->opcode & 0x7);
opn = "mfc0";
break;
case OPC_MTC0:
{
TCGv t0 = tcg_temp_new();
gen_load_gpr(t0, rt);
gen_mtc0(env, ctx, t0, rd, ctx->opcode & 0x7);
tcg_temp_free(t0);
}
opn = "mtc0";
break;
#if defined(TARGET_MIPS64)
case OPC_DMFC0:
check_insn(env, ctx, ISA_MIPS3);
if (rt == 0) {
/* Treat as NOP. */
return;
}
gen_dmfc0(env, ctx, cpu_gpr[rt], rd, ctx->opcode & 0x7);
opn = "dmfc0";
break;
case OPC_DMTC0:
check_insn(env, ctx, ISA_MIPS3);
{
TCGv t0 = tcg_temp_new();
gen_load_gpr(t0, rt);
gen_dmtc0(env, ctx, t0, rd, ctx->opcode & 0x7);
tcg_temp_free(t0);
}
opn = "dmtc0";
break;
#endif
case OPC_MFTR:
check_insn(env, ctx, ASE_MT);
if (rd == 0) {
/* Treat as NOP. */
return;
}
gen_mftr(env, ctx, rt, rd, (ctx->opcode >> 5) & 1,
ctx->opcode & 0x7, (ctx->opcode >> 4) & 1);
opn = "mftr";
break;
case OPC_MTTR:
check_insn(env, ctx, ASE_MT);
gen_mttr(env, ctx, rd, rt, (ctx->opcode >> 5) & 1,
ctx->opcode & 0x7, (ctx->opcode >> 4) & 1);
opn = "mttr";
break;
case OPC_TLBWI:
opn = "tlbwi";
if (!env->tlb->helper_tlbwi)
goto die;
gen_helper_tlbwi();
break;
case OPC_TLBWR:
opn = "tlbwr";
if (!env->tlb->helper_tlbwr)
goto die;
gen_helper_tlbwr();
break;
case OPC_TLBP:
opn = "tlbp";
if (!env->tlb->helper_tlbp)
goto die;
gen_helper_tlbp();
break;
case OPC_TLBR:
opn = "tlbr";
if (!env->tlb->helper_tlbr)
goto die;
gen_helper_tlbr();
break;
case OPC_ERET:
opn = "eret";
check_insn(env, ctx, ISA_MIPS2);
gen_helper_eret();
ctx->bstate = BS_EXCP;
break;
case OPC_DERET:
opn = "deret";
check_insn(env, ctx, ISA_MIPS32);
if (!(ctx->hflags & MIPS_HFLAG_DM)) {
MIPS_INVAL(opn);
generate_exception(ctx, EXCP_RI);
} else {
gen_helper_deret();
ctx->bstate = BS_EXCP;
}
break;
case OPC_WAIT:
opn = "wait";
check_insn(env, ctx, ISA_MIPS3 | ISA_MIPS32);
/* If we get an exception, we want to restart at next instruction */
ctx->pc += 4;
save_cpu_state(ctx, 1);
ctx->pc -= 4;
gen_helper_wait();
ctx->bstate = BS_EXCP;
break;
default:
die:
MIPS_INVAL(opn);
generate_exception(ctx, EXCP_RI);
return;
}
(void)opn; /* avoid a compiler warning */
MIPS_DEBUG("%s %s %d", opn, regnames[rt], rd);
} | 7,238 |
FFmpeg | 2e96f5278095d44f090a4d89507e62d27cccf3b9 | 1 | static inline uint64_t v4l2_get_pts(V4L2Buffer *avbuf)
{
V4L2m2mContext *s = buf_to_m2mctx(avbuf);
AVRational v4l2_timebase = { 1, USEC_PER_SEC };
int64_t v4l2_pts;
/* convert pts back to encoder timebase */
v4l2_pts = avbuf->buf.timestamp.tv_sec * USEC_PER_SEC + avbuf->buf.timestamp.tv_usec;
return av_rescale_q(v4l2_pts, v4l2_timebase, s->avctx->time_base);
}
| 7,239 |
qemu | 555a608c5d5dcc44e45a483ca09b449d8db519d1 | 1 | static int parallels_create(const char *filename, QemuOpts *opts, Error **errp)
{
int64_t total_size, cl_size;
uint8_t tmp[BDRV_SECTOR_SIZE];
Error *local_err = NULL;
BlockBackend *file;
uint32_t bat_entries, bat_sectors;
ParallelsHeader header;
int ret;
total_size = ROUND_UP(qemu_opt_get_size_del(opts, BLOCK_OPT_SIZE, 0),
BDRV_SECTOR_SIZE);
cl_size = ROUND_UP(qemu_opt_get_size_del(opts, BLOCK_OPT_CLUSTER_SIZE,
DEFAULT_CLUSTER_SIZE), BDRV_SECTOR_SIZE);
ret = bdrv_create_file(filename, opts, &local_err);
if (ret < 0) {
return ret;
file = blk_new_open(filename, NULL, NULL,
BDRV_O_RDWR | BDRV_O_PROTOCOL, &local_err);
if (file == NULL) {
return -EIO;
blk_set_allow_write_beyond_eof(file, true);
ret = blk_truncate(file, 0);
if (ret < 0) {
goto exit;
bat_entries = DIV_ROUND_UP(total_size, cl_size);
bat_sectors = DIV_ROUND_UP(bat_entry_off(bat_entries), cl_size);
bat_sectors = (bat_sectors * cl_size) >> BDRV_SECTOR_BITS;
memset(&header, 0, sizeof(header));
memcpy(header.magic, HEADER_MAGIC2, sizeof(header.magic));
header.version = cpu_to_le32(HEADER_VERSION);
/* don't care much about geometry, it is not used on image level */
header.heads = cpu_to_le32(16);
header.cylinders = cpu_to_le32(total_size / BDRV_SECTOR_SIZE / 16 / 32);
header.tracks = cpu_to_le32(cl_size >> BDRV_SECTOR_BITS);
header.bat_entries = cpu_to_le32(bat_entries);
header.nb_sectors = cpu_to_le64(DIV_ROUND_UP(total_size, BDRV_SECTOR_SIZE));
header.data_off = cpu_to_le32(bat_sectors);
/* write all the data */
memset(tmp, 0, sizeof(tmp));
memcpy(tmp, &header, sizeof(header));
ret = blk_pwrite(file, 0, tmp, BDRV_SECTOR_SIZE, 0);
if (ret < 0) {
goto exit;
ret = blk_pwrite_zeroes(file, BDRV_SECTOR_SIZE,
(bat_sectors - 1) << BDRV_SECTOR_BITS, 0);
if (ret < 0) {
goto exit;
ret = 0;
done:
blk_unref(file);
return ret;
exit:
error_setg_errno(errp, -ret, "Failed to create Parallels image");
goto done;
| 7,240 |
qemu | aded6539d983280212e08d09f14157b1cb4d58cc | 1 | static int stdio_put_buffer(void *opaque, const uint8_t *buf, int64_t pos,
int size)
{
QEMUFileStdio *s = opaque;
return fwrite(buf, 1, size, s->stdio_file);
}
| 7,241 |
qemu | c2cba0ffe495b60c4cc58080281e99c7a6580d4b | 1 | void *address_space_map(AddressSpace *as,
hwaddr addr,
hwaddr *plen,
bool is_write)
{
hwaddr len = *plen;
hwaddr done = 0;
hwaddr l, xlat, base;
MemoryRegion *mr, *this_mr;
ram_addr_t raddr;
if (len == 0) {
return NULL;
}
l = len;
mr = address_space_translate(as, addr, &xlat, &l, is_write);
if (!memory_access_is_direct(mr, is_write)) {
if (bounce.buffer) {
return NULL;
}
/* Avoid unbounded allocations */
l = MIN(l, TARGET_PAGE_SIZE);
bounce.buffer = qemu_memalign(TARGET_PAGE_SIZE, l);
bounce.addr = addr;
bounce.len = l;
memory_region_ref(mr);
bounce.mr = mr;
if (!is_write) {
address_space_read(as, addr, bounce.buffer, l);
}
*plen = l;
return bounce.buffer;
}
base = xlat;
raddr = memory_region_get_ram_addr(mr);
for (;;) {
len -= l;
addr += l;
done += l;
if (len == 0) {
break;
}
l = len;
this_mr = address_space_translate(as, addr, &xlat, &l, is_write);
if (this_mr != mr || xlat != base + done) {
break;
}
}
memory_region_ref(mr);
*plen = done;
return qemu_ram_ptr_length(raddr + base, plen);
}
| 7,242 |
FFmpeg | 01ecb7172b684f1c4b3e748f95c5a9a494ca36ec | 1 | void ff_aac_search_for_pred(AACEncContext *s, SingleChannelElement *sce)
{
int sfb, i, count = 0, cost_coeffs = 0, cost_pred = 0;
const int pmax = FFMIN(sce->ics.max_sfb, ff_aac_pred_sfb_max[s->samplerate_index]);
float *O34 = &s->scoefs[128*0], *P34 = &s->scoefs[128*1];
float *SENT = &s->scoefs[128*2], *S34 = &s->scoefs[128*3];
float *QERR = &s->scoefs[128*4];
if (sce->ics.window_sequence[0] == EIGHT_SHORT_SEQUENCE) {
sce->ics.predictor_present = 0;
return;
}
if (!sce->ics.predictor_initialized) {
reset_all_predictors(sce->predictor_state);
sce->ics.predictor_initialized = 1;
memcpy(sce->prcoeffs, sce->coeffs, 1024*sizeof(float));
for (i = 1; i < 31; i++)
sce->ics.predictor_reset_count[i] = i;
}
update_pred_resets(sce);
memcpy(sce->band_alt, sce->band_type, sizeof(sce->band_type));
for (sfb = PRED_SFB_START; sfb < pmax; sfb++) {
int cost1, cost2, cb_p;
float dist1, dist2, dist_spec_err = 0.0f;
const int cb_n = sce->band_type[sfb];
const int start_coef = sce->ics.swb_offset[sfb];
const int num_coeffs = sce->ics.swb_offset[sfb + 1] - start_coef;
const FFPsyBand *band = &s->psy.ch[s->cur_channel].psy_bands[sfb];
if (start_coef + num_coeffs > MAX_PREDICTORS ||
(s->cur_channel && sce->band_type[sfb] >= INTENSITY_BT2) ||
sce->band_type[sfb] == NOISE_BT)
continue;
/* Normal coefficients */
abs_pow34_v(O34, &sce->coeffs[start_coef], num_coeffs);
dist1 = quantize_and_encode_band_cost(s, NULL, &sce->coeffs[start_coef], NULL,
O34, num_coeffs, sce->sf_idx[sfb],
cb_n, s->lambda / band->threshold, INFINITY, &cost1, 0);
cost_coeffs += cost1;
/* Encoded coefficients - needed for #bits, band type and quant. error */
for (i = 0; i < num_coeffs; i++)
SENT[i] = sce->coeffs[start_coef + i] - sce->prcoeffs[start_coef + i];
abs_pow34_v(S34, SENT, num_coeffs);
if (cb_n < RESERVED_BT)
cb_p = find_min_book(find_max_val(1, num_coeffs, S34), sce->sf_idx[sfb]);
else
cb_p = cb_n;
quantize_and_encode_band_cost(s, NULL, SENT, QERR, S34, num_coeffs,
sce->sf_idx[sfb], cb_p, s->lambda / band->threshold, INFINITY,
&cost2, 0);
/* Reconstructed coefficients - needed for distortion measurements */
for (i = 0; i < num_coeffs; i++)
sce->prcoeffs[start_coef + i] += QERR[i] != 0.0f ? (sce->prcoeffs[start_coef + i] - QERR[i]) : 0.0f;
abs_pow34_v(P34, &sce->prcoeffs[start_coef], num_coeffs);
if (cb_n < RESERVED_BT)
cb_p = find_min_book(find_max_val(1, num_coeffs, P34), sce->sf_idx[sfb]);
else
cb_p = cb_n;
dist2 = quantize_and_encode_band_cost(s, NULL, &sce->prcoeffs[start_coef], NULL,
P34, num_coeffs, sce->sf_idx[sfb],
cb_p, s->lambda / band->threshold, INFINITY, NULL, 0);
for (i = 0; i < num_coeffs; i++)
dist_spec_err += (O34[i] - P34[i])*(O34[i] - P34[i]);
dist_spec_err *= s->lambda / band->threshold;
dist2 += dist_spec_err;
if (dist2 <= dist1 && cb_p <= cb_n) {
cost_pred += cost2;
sce->ics.prediction_used[sfb] = 1;
sce->band_alt[sfb] = cb_n;
sce->band_type[sfb] = cb_p;
count++;
} else {
cost_pred += cost1;
sce->band_alt[sfb] = cb_p;
}
}
if (count && cost_coeffs < cost_pred) {
count = 0;
for (sfb = PRED_SFB_START; sfb < pmax; sfb++)
RESTORE_PRED(sce, sfb);
memset(&sce->ics.prediction_used, 0, sizeof(sce->ics.prediction_used));
}
sce->ics.predictor_present = !!count;
}
| 7,244 |
FFmpeg | a9eb4f0899de04a3093a04f461611c6f0664398e | 0 | static void new_subtitle_stream(AVFormatContext *oc, int file_idx)
{
AVStream *st;
OutputStream *ost;
AVCodec *codec=NULL;
AVCodecContext *subtitle_enc;
enum CodecID codec_id = CODEC_ID_NONE;
if(!subtitle_stream_copy){
if (subtitle_codec_name) {
codec_id = find_codec_or_die(subtitle_codec_name, AVMEDIA_TYPE_SUBTITLE, 1,
avcodec_opts[AVMEDIA_TYPE_SUBTITLE]->strict_std_compliance);
codec = avcodec_find_encoder_by_name(subtitle_codec_name);
} else {
codec_id = av_guess_codec(oc->oformat, NULL, oc->filename, NULL, AVMEDIA_TYPE_SUBTITLE);
codec = avcodec_find_encoder(codec_id);
}
}
ost = new_output_stream(oc, file_idx, codec);
st = ost->st;
subtitle_enc = st->codec;
ost->bitstream_filters = subtitle_bitstream_filters;
subtitle_bitstream_filters= NULL;
subtitle_enc->codec_type = AVMEDIA_TYPE_SUBTITLE;
if(subtitle_codec_tag)
subtitle_enc->codec_tag= subtitle_codec_tag;
if (oc->oformat->flags & AVFMT_GLOBALHEADER) {
subtitle_enc->flags |= CODEC_FLAG_GLOBAL_HEADER;
}
if (subtitle_stream_copy) {
st->stream_copy = 1;
} else {
subtitle_enc->codec_id = codec_id;
set_context_opts(avcodec_opts[AVMEDIA_TYPE_SUBTITLE], subtitle_enc, AV_OPT_FLAG_SUBTITLE_PARAM | AV_OPT_FLAG_ENCODING_PARAM, codec);
}
if (subtitle_language) {
av_dict_set(&st->metadata, "language", subtitle_language, 0);
av_freep(&subtitle_language);
}
subtitle_disable = 0;
av_freep(&subtitle_codec_name);
subtitle_stream_copy = 0;
}
| 7,245 |
FFmpeg | 57d77b3963ce1023eaf5ada8cba58b9379405cc8 | 0 | static int compile_kernel_file(GPUEnv *gpu_env, const char *build_options)
{
cl_int status;
char *temp, *source_str = NULL;
size_t source_str_len = 0;
int i, ret = 0;
for (i = 0; i < gpu_env->kernel_code_count; i++) {
if (!gpu_env->kernel_code[i].is_compiled)
source_str_len += strlen(gpu_env->kernel_code[i].kernel_string);
}
if (!source_str_len) {
return 0;
}
source_str = av_mallocz(source_str_len + 1);
if (!source_str) {
return AVERROR(ENOMEM);
}
temp = source_str;
for (i = 0; i < gpu_env->kernel_code_count; i++) {
if (!gpu_env->kernel_code[i].is_compiled) {
memcpy(temp, gpu_env->kernel_code[i].kernel_string,
strlen(gpu_env->kernel_code[i].kernel_string));
gpu_env->kernel_code[i].is_compiled = 1;
temp += strlen(gpu_env->kernel_code[i].kernel_string);
}
}
/* create a CL program using the kernel source */
gpu_env->programs[gpu_env->program_count] = clCreateProgramWithSource(gpu_env->context,
1, (const char **)(&source_str),
&source_str_len, &status);
if(status != CL_SUCCESS) {
av_log(&openclutils, AV_LOG_ERROR, "Could not create OpenCL program with source code: %s\n",
opencl_errstr(status));
ret = AVERROR_EXTERNAL;
goto end;
}
if (!gpu_env->programs[gpu_env->program_count]) {
av_log(&openclutils, AV_LOG_ERROR, "Created program is NULL\n");
ret = AVERROR_EXTERNAL;
goto end;
}
i = 0;
if (gpu_env->usr_spec_dev_info.dev_idx >= 0)
i = gpu_env->usr_spec_dev_info.dev_idx;
/* create a cl program executable for all the devices specified */
if (!gpu_env->is_user_created)
status = clBuildProgram(gpu_env->programs[gpu_env->program_count], 1, &gpu_env->device_ids[i],
build_options, NULL, NULL);
else
status = clBuildProgram(gpu_env->programs[gpu_env->program_count], 1, &(gpu_env->device_id),
build_options, NULL, NULL);
if (status != CL_SUCCESS) {
av_log(&openclutils, AV_LOG_ERROR, "Could not compile OpenCL kernel: %s\n", opencl_errstr(status));
ret = AVERROR_EXTERNAL;
goto end;
}
gpu_env->program_count++;
end:
av_free(source_str);
return ret;
}
| 7,246 |
FFmpeg | 787f8fad00c66fc225662f7defb90e79c112ed40 | 0 | static void read_ttag(AVFormatContext *s, int taglen, const char *key)
{
char *q, dst[512];
int len, dstlen = sizeof(dst) - 1;
unsigned genre;
dst[0] = 0;
if (taglen < 1)
return;
taglen--; /* account for encoding type byte */
switch (get_byte(s->pb)) { /* encoding type */
case 0: /* ISO-8859-1 (0 - 255 maps directly into unicode) */
q = dst;
while (taglen--) {
uint8_t tmp;
PUT_UTF8(get_byte(s->pb), tmp, if (q - dst < dstlen - 1) *q++ = tmp;)
}
*q = '\0';
break;
case 3: /* UTF-8 */
len = FFMIN(taglen, dstlen - 1);
get_buffer(s->pb, dst, len);
dst[len] = 0;
break;
}
if (!strcmp(key, "genre")
&& (sscanf(dst, "(%d)", &genre) == 1 || sscanf(dst, "%d", &genre) == 1)
&& genre <= ID3v1_GENRE_MAX)
av_strlcpy(dst, ff_id3v1_genre_str[genre], sizeof(dst));
if (*dst)
av_metadata_set(&s->metadata, key, dst);
}
| 7,247 |
FFmpeg | b26bcd08e670b90740f7253f21adddafb9d8c478 | 0 | static int jpeg2000_read_main_headers(Jpeg2000DecoderContext *s)
{
Jpeg2000CodingStyle *codsty = s->codsty;
Jpeg2000QuantStyle *qntsty = s->qntsty;
uint8_t *properties = s->properties;
for (;;) {
int len, ret = 0;
uint16_t marker;
int oldpos;
if (bytestream2_get_bytes_left(&s->g) < 2) {
av_log(s->avctx, AV_LOG_ERROR, "Missing EOC\n");
break;
}
marker = bytestream2_get_be16u(&s->g);
oldpos = bytestream2_tell(&s->g);
if (marker == JPEG2000_SOD) {
Jpeg2000Tile *tile = s->tile + s->curtileno;
Jpeg2000TilePart *tp = tile->tile_part + tile->tp_idx;
bytestream2_init(&tp->tpg, s->g.buffer, tp->tp_end - s->g.buffer);
bytestream2_skip(&s->g, tp->tp_end - s->g.buffer);
continue;
}
if (marker == JPEG2000_EOC)
break;
if (bytestream2_get_bytes_left(&s->g) < 2)
return AVERROR(EINVAL);
len = bytestream2_get_be16u(&s->g);
switch (marker) {
case JPEG2000_SIZ:
ret = get_siz(s);
if (!s->tile)
s->numXtiles = s->numYtiles = 0;
break;
case JPEG2000_COC:
ret = get_coc(s, codsty, properties);
break;
case JPEG2000_COD:
ret = get_cod(s, codsty, properties);
break;
case JPEG2000_QCC:
ret = get_qcc(s, len, qntsty, properties);
break;
case JPEG2000_QCD:
ret = get_qcd(s, len, qntsty, properties);
break;
case JPEG2000_SOT:
if (!(ret = get_sot(s, len))) {
av_assert1(s->curtileno >= 0);
codsty = s->tile[s->curtileno].codsty;
qntsty = s->tile[s->curtileno].qntsty;
properties = s->tile[s->curtileno].properties;
}
break;
case JPEG2000_COM:
// the comment is ignored
bytestream2_skip(&s->g, len - 2);
break;
case JPEG2000_TLM:
// Tile-part lengths
ret = get_tlm(s, len);
break;
default:
av_log(s->avctx, AV_LOG_ERROR,
"unsupported marker 0x%.4X at pos 0x%X\n",
marker, bytestream2_tell(&s->g) - 4);
bytestream2_skip(&s->g, len - 2);
break;
}
if (bytestream2_tell(&s->g) - oldpos != len || ret) {
av_log(s->avctx, AV_LOG_ERROR,
"error during processing marker segment %.4x\n", marker);
return ret ? ret : -1;
}
}
return 0;
}
| 7,248 |
FFmpeg | 310afddfe0c31ffd844eb640bdf2b3f052286dbe | 0 | static int unpack_block_qpis(Vp3DecodeContext *s, GetBitContext *gb)
{
int qpi, i, j, bit, run_length, blocks_decoded, num_blocks_at_qpi;
int num_blocks = s->coded_fragment_list_index;
for (qpi = 0; qpi < s->nqps-1 && num_blocks > 0; qpi++) {
i = blocks_decoded = num_blocks_at_qpi = 0;
bit = get_bits1(gb);
do {
run_length = get_vlc2(gb, s->superblock_run_length_vlc.table, 6, 2) + 1;
if (run_length == 34)
run_length += get_bits(gb, 12);
blocks_decoded += run_length;
if (!bit)
num_blocks_at_qpi += run_length;
for (j = 0; j < run_length; i++) {
if (i > s->coded_fragment_list_index)
return -1;
if (s->all_fragments[s->coded_fragment_list[i]].qpi == qpi) {
s->all_fragments[s->coded_fragment_list[i]].qpi += bit;
j++;
}
}
if (run_length == 4129)
bit = get_bits1(gb);
else
bit ^= 1;
} while (blocks_decoded < num_blocks);
num_blocks -= num_blocks_at_qpi;
}
return 0;
}
| 7,249 |
qemu | fff39a7ad09da07ef490de05c92c91f22f8002f2 | 1 | static void v9fs_mkdir(void *opaque)
{
V9fsPDU *pdu = opaque;
size_t offset = 7;
int32_t fid;
struct stat stbuf;
V9fsQID qid;
V9fsString name;
V9fsFidState *fidp;
gid_t gid;
int mode;
int err = 0;
v9fs_string_init(&name);
err = pdu_unmarshal(pdu, offset, "dsdd", &fid, &name, &mode, &gid);
if (err < 0) {
trace_v9fs_mkdir(pdu->tag, pdu->id, fid, name.data, mode, gid);
fidp = get_fid(pdu, fid);
if (fidp == NULL) {
err = v9fs_co_mkdir(pdu, fidp, &name, mode, fidp->uid, gid, &stbuf);
if (err < 0) {
goto out;
stat_to_qid(&stbuf, &qid);
err = pdu_marshal(pdu, offset, "Q", &qid);
if (err < 0) {
goto out;
err += offset;
trace_v9fs_mkdir_return(pdu->tag, pdu->id,
qid.type, qid.version, qid.path, err);
out:
put_fid(pdu, fidp);
out_nofid:
pdu_complete(pdu, err);
v9fs_string_free(&name); | 7,251 |
qemu | 0cbad81f70546b58f08de3225f1eca7a8b869b09 | 1 | static void kvmppc_host_cpu_class_init(ObjectClass *oc, void *data)
{
PowerPCCPUClass *pcc = POWERPC_CPU_CLASS(oc);
uint32_t vmx = kvmppc_get_vmx();
uint32_t dfp = kvmppc_get_dfp();
/* Now fix up the class with information we can query from the host */
if (vmx != -1) {
/* Only override when we know what the host supports */
alter_insns(&pcc->insns_flags, PPC_ALTIVEC, vmx > 0);
alter_insns(&pcc->insns_flags2, PPC2_VSX, vmx > 1);
}
if (dfp != -1) {
/* Only override when we know what the host supports */
alter_insns(&pcc->insns_flags2, PPC2_DFP, dfp);
}
if (dcache_size != -1) {
pcc->l1_dcache_size = dcache_size;
}
if (icache_size != -1) {
pcc->l1_icache_size = icache_size;
}
} | 7,252 |
qemu | 8b33d9eeba91422ee2d73b6936ad57262d18cf5a | 1 | static BlockDriverAIOCB *raw_aio_writev(BlockDriverState *bs,
int64_t sector_num, QEMUIOVector *qiov, int nb_sectors,
BlockDriverCompletionFunc *cb, void *opaque)
{
const uint8_t *first_buf;
int first_buf_index = 0, i;
/* This is probably being paranoid, but handle cases of zero size
vectors. */
for (i = 0; i < qiov->niov; i++) {
if (qiov->iov[i].iov_len) {
assert(qiov->iov[i].iov_len >= 512);
first_buf_index = i;
break;
}
}
first_buf = qiov->iov[first_buf_index].iov_base;
if (check_write_unsafe(bs, sector_num, first_buf, nb_sectors)) {
RawScrubberBounce *b;
int ret;
/* write the first sector using sync I/O */
ret = raw_write_scrubbed_bootsect(bs, first_buf);
if (ret < 0) {
return NULL;
}
/* adjust request to be everything but first sector */
b = qemu_malloc(sizeof(*b));
b->cb = cb;
b->opaque = opaque;
qemu_iovec_init(&b->qiov, qiov->nalloc);
qemu_iovec_concat(&b->qiov, qiov, qiov->size);
b->qiov.size -= 512;
b->qiov.iov[first_buf_index].iov_base += 512;
b->qiov.iov[first_buf_index].iov_len -= 512;
return bdrv_aio_writev(bs->file, sector_num + 1, &b->qiov,
nb_sectors - 1, raw_aio_writev_scrubbed, b);
}
return bdrv_aio_writev(bs->file, sector_num, qiov, nb_sectors, cb, opaque);
}
| 7,253 |
qemu | 2c1ee068b469ef5dcd8ea8f9220256a737e2b810 | 1 | void ppc_slb_invalidate_all (CPUPPCState *env)
{
target_phys_addr_t sr_base;
uint64_t tmp64;
int n, do_invalidate;
do_invalidate = 0;
sr_base = env->spr[SPR_ASR];
for (n = 0; n < env->slb_nr; n++) {
tmp64 = ldq_phys(sr_base);
if (slb_is_valid(tmp64)) {
slb_invalidate(&tmp64);
stq_phys(sr_base, tmp64);
/* XXX: given the fact that segment size is 256 MB or 1TB,
* and we still don't have a tlb_flush_mask(env, n, mask)
* in Qemu, we just invalidate all TLBs
*/
do_invalidate = 1;
}
sr_base += 12;
}
if (do_invalidate)
tlb_flush(env, 1);
}
| 7,254 |
FFmpeg | 4f5c2e651a95b950f6a3fb36f2342cbc32515f17 | 1 | static int dirac_header(AVFormatContext *s, int idx)
{
struct ogg *ogg = s->priv_data;
struct ogg_stream *os = ogg->streams + idx;
AVStream *st = s->streams[idx];
dirac_source_params source;
GetBitContext gb;
// already parsed the header
if (st->codec->codec_id == AV_CODEC_ID_DIRAC)
return 0;
init_get_bits(&gb, os->buf + os->pstart + 13, (os->psize - 13) * 8);
if (avpriv_dirac_parse_sequence_header(st->codec, &gb, &source) < 0)
return -1;
st->codec->codec_type = AVMEDIA_TYPE_VIDEO;
st->codec->codec_id = AV_CODEC_ID_DIRAC;
// dirac in ogg always stores timestamps as though the video were interlaced
avpriv_set_pts_info(st, 64, st->codec->framerate.den, 2*st->codec->framerate.num);
return 1;
}
| 7,255 |
FFmpeg | d010a2d5befcde4782c4498134bb380e9fb24af6 | 0 | static int targa_encode_frame(AVCodecContext *avctx,
unsigned char *outbuf,
int buf_size, void *data){
AVFrame *p = data;
int bpp, picsize, datasize;
uint8_t *out;
if(avctx->width > 0xffff || avctx->height > 0xffff) {
av_log(avctx, AV_LOG_ERROR, "image dimensions too large\n");
return -1;
}
picsize = avpicture_get_size(avctx->pix_fmt, avctx->width, avctx->height);
if(buf_size < picsize + 45) {
av_log(avctx, AV_LOG_ERROR, "encoded frame too large\n");
return -1;
}
p->pict_type= FF_I_TYPE;
p->key_frame= 1;
/* zero out the header and only set applicable fields */
memset(outbuf, 0, 11);
AV_WL16(outbuf+12, avctx->width);
AV_WL16(outbuf+14, avctx->height);
outbuf[17] = 0x20; /* origin is top-left. no alpha */
/* TODO: support alpha channel */
switch(avctx->pix_fmt) {
case PIX_FMT_GRAY8:
outbuf[2] = 3; /* uncompressed grayscale image */
outbuf[16] = 8; /* bpp */
break;
case PIX_FMT_RGB555:
outbuf[2] = 2; /* uncompresses true-color image */
outbuf[16] = 16; /* bpp */
break;
case PIX_FMT_BGR24:
outbuf[2] = 2; /* uncompressed true-color image */
outbuf[16] = 24; /* bpp */
break;
default:
return -1;
}
bpp = outbuf[16] >> 3;
out = outbuf + 18; /* skip past the header we just output */
/* try RLE compression */
datasize = targa_encode_rle(out, picsize, p, bpp, avctx->width, avctx->height);
/* if that worked well, mark the picture as RLE compressed */
if(datasize >= 0)
outbuf[2] |= 8;
/* if RLE didn't make it smaller, go back to no compression */
else datasize = targa_encode_normal(out, p, bpp, avctx->width, avctx->height);
out += datasize;
/* The standard recommends including this section, even if we don't use
* any of the features it affords. TODO: take advantage of the pixel
* aspect ratio and encoder ID fields available? */
memcpy(out, "\0\0\0\0\0\0\0\0TRUEVISION-XFILE.", 26);
return out + 26 - outbuf;
}
| 7,257 |
FFmpeg | c89658008705d949c319df3fa6f400c481ad73e1 | 0 | static void sdp_parse_fmtp(AVStream *st, const char *p)
{
char attr[256];
/* Vorbis setup headers can be up to 12KB and are sent base64
* encoded, giving a 12KB * (4/3) = 16KB FMTP line. */
char value[16384];
int i;
RTSPStream *rtsp_st = st->priv_data;
AVCodecContext *codec = st->codec;
RTPPayloadData *rtp_payload_data = &rtsp_st->rtp_payload_data;
/* loop on each attribute */
while(rtsp_next_attr_and_value(&p, attr, sizeof(attr), value, sizeof(value)))
{
/* grab the codec extra_data from the config parameter of the fmtp line */
sdp_parse_fmtp_config(codec, rtsp_st->dynamic_protocol_context,
attr, value);
/* Looking for a known attribute */
for (i = 0; attr_names[i].str; ++i) {
if (!strcasecmp(attr, attr_names[i].str)) {
if (attr_names[i].type == ATTR_NAME_TYPE_INT)
*(int *)((char *)rtp_payload_data + attr_names[i].offset) = atoi(value);
else if (attr_names[i].type == ATTR_NAME_TYPE_STR)
*(char **)((char *)rtp_payload_data + attr_names[i].offset) = av_strdup(value);
}
}
}
}
| 7,258 |
FFmpeg | 49e5dcbce5f9e08ec375fd54c413148beb81f1d7 | 1 | static int h261_decode_gob(H261Context *h){
MpegEncContext * const s = &h->s;
int v;
ff_set_qscale(s, s->qscale);
/* check for empty gob */
v= show_bits(&s->gb, 15);
if(get_bits_count(&s->gb) + 15 > s->gb.size_in_bits){
v>>= get_bits_count(&s->gb) + 15 - s->gb.size_in_bits;
}
if(v==0){
h261_decode_mb_skipped(h, 0, 33);
return 0;
}
/* decode mb's */
while(h->current_mba <= MAX_MBA)
{
int ret;
/* DCT & quantize */
ret= h261_decode_mb(h, s->block);
if(ret<0){
const int xy= s->mb_x + s->mb_y*s->mb_stride;
if(ret==SLICE_END){
MPV_decode_mb(s, s->block);
if(h->loop_filter){
ff_h261_loop_filter(h);
}
h->loop_filter = 0;
h261_decode_mb_skipped(h, h->current_mba-h->mba_diff, h->current_mba-1);
h261_decode_mb_skipped(h, h->current_mba, 33);
return 0;
}else if(ret==SLICE_NOEND){
av_log(s->avctx, AV_LOG_ERROR, "Slice mismatch at MB: %d\n", xy);
return -1;
}
av_log(s->avctx, AV_LOG_ERROR, "Error at MB: %d\n", xy);
return -1;
}
MPV_decode_mb(s, s->block);
if(h->loop_filter){
ff_h261_loop_filter(h);
}
h->loop_filter = 0;
h261_decode_mb_skipped(h, h->current_mba-h->mba_diff, h->current_mba-1);
}
return -1;
}
| 7,259 |
FFmpeg | 7915e6741dbe1cf3a8781cead3e68a7666de14f4 | 1 | static int parse_playlist(URLContext *h, const char *url)
{
HLSContext *s = h->priv_data;
AVIOContext *in;
int ret = 0, is_segment = 0, is_variant = 0, bandwidth = 0;
int64_t duration = 0;
char line[1024];
const char *ptr;
if ((ret = avio_open2(&in, url, AVIO_FLAG_READ,
&h->interrupt_callback, NULL)) < 0)
return ret;
read_chomp_line(in, line, sizeof(line));
if (strcmp(line, "#EXTM3U"))
return AVERROR_INVALIDDATA;
free_segment_list(s);
s->finished = 0;
while (!in->eof_reached) {
read_chomp_line(in, line, sizeof(line));
if (av_strstart(line, "#EXT-X-STREAM-INF:", &ptr)) {
struct variant_info info = {{0}};
is_variant = 1;
ff_parse_key_value(ptr, (ff_parse_key_val_cb) handle_variant_args,
&info);
bandwidth = atoi(info.bandwidth);
} else if (av_strstart(line, "#EXT-X-TARGETDURATION:", &ptr)) {
s->target_duration = atoi(ptr) * AV_TIME_BASE;
} else if (av_strstart(line, "#EXT-X-MEDIA-SEQUENCE:", &ptr)) {
s->start_seq_no = atoi(ptr);
} else if (av_strstart(line, "#EXT-X-ENDLIST", &ptr)) {
s->finished = 1;
} else if (av_strstart(line, "#EXTINF:", &ptr)) {
is_segment = 1;
duration = atof(ptr) * AV_TIME_BASE;
} else if (av_strstart(line, "#", NULL)) {
continue;
} else if (line[0]) {
if (is_segment) {
struct segment *seg = av_malloc(sizeof(struct segment));
if (!seg) {
ret = AVERROR(ENOMEM);
goto fail;
}
seg->duration = duration;
ff_make_absolute_url(seg->url, sizeof(seg->url), url, line);
dynarray_add(&s->segments, &s->n_segments, seg);
is_segment = 0;
} else if (is_variant) {
struct variant *var = av_malloc(sizeof(struct variant));
if (!var) {
ret = AVERROR(ENOMEM);
goto fail;
}
var->bandwidth = bandwidth;
ff_make_absolute_url(var->url, sizeof(var->url), url, line);
dynarray_add(&s->variants, &s->n_variants, var);
is_variant = 0;
}
}
}
s->last_load_time = av_gettime_relative();
fail:
avio_close(in);
return ret;
}
| 7,260 |
FFmpeg | 43d1a1c05a51dfa340c95319be2608df98e6c3f4 | 1 | static int dc1394_read_header(AVFormatContext *c, AVFormatParameters * ap)
{
dc1394_data* dc1394 = c->priv_data;
AVStream* vst;
nodeid_t* camera_nodes;
int res;
struct dc1394_frame_format *fmt;
struct dc1394_frame_rate *fps;
for (fmt = dc1394_frame_formats; fmt->width; fmt++)
if (fmt->pix_fmt == ap->pix_fmt && fmt->width == ap->width && fmt->height == ap->height)
break;
for (fps = dc1394_frame_rates; fps->frame_rate; fps++)
if (fps->frame_rate == av_rescale(1000, ap->time_base.den, ap->time_base.num))
break;
/* create a video stream */
vst = av_new_stream(c, 0);
if (!vst)
return -1;
av_set_pts_info(vst, 64, 1, 1000);
vst->codec->codec_type = CODEC_TYPE_VIDEO;
vst->codec->codec_id = CODEC_ID_RAWVIDEO;
vst->codec->time_base.den = fps->frame_rate;
vst->codec->time_base.num = 1000;
vst->codec->width = fmt->width;
vst->codec->height = fmt->height;
vst->codec->pix_fmt = fmt->pix_fmt;
/* packet init */
av_init_packet(&dc1394->packet);
dc1394->packet.size = avpicture_get_size(fmt->pix_fmt, fmt->width, fmt->height);
dc1394->packet.stream_index = vst->index;
dc1394->packet.flags |= PKT_FLAG_KEY;
dc1394->current_frame = 0;
dc1394->fps = fps->frame_rate;
vst->codec->bit_rate = av_rescale(dc1394->packet.size * 8, fps->frame_rate, 1000);
/* Now lets prep the hardware */
dc1394->handle = dc1394_create_handle(0); /* FIXME: gotta have ap->port */
if (!dc1394->handle) {
av_log(c, AV_LOG_ERROR, "Can't acquire dc1394 handle on port %d\n", 0 /* ap->port */);
goto out;
}
camera_nodes = dc1394_get_camera_nodes(dc1394->handle, &res, 1);
if (!camera_nodes || camera_nodes[ap->channel] == DC1394_NO_CAMERA) {
av_log(c, AV_LOG_ERROR, "There's no IIDC camera on the channel %d\n", ap->channel);
goto out_handle;
}
res = dc1394_dma_setup_capture(dc1394->handle, camera_nodes[ap->channel],
0,
FORMAT_VGA_NONCOMPRESSED,
fmt->frame_size_id,
SPEED_400,
fps->frame_rate_id, 8, 1,
c->filename,
&dc1394->camera);
dc1394_free_camera_nodes(camera_nodes);
if (res != DC1394_SUCCESS) {
av_log(c, AV_LOG_ERROR, "Can't prepare camera for the DMA capture\n");
goto out_handle;
}
res = dc1394_start_iso_transmission(dc1394->handle, dc1394->camera.node);
if (res != DC1394_SUCCESS) {
av_log(c, AV_LOG_ERROR, "Can't start isochronous transmission\n");
goto out_handle_dma;
}
return 0;
out_handle_dma:
dc1394_dma_unlisten(dc1394->handle, &dc1394->camera);
dc1394_dma_release_camera(dc1394->handle, &dc1394->camera);
out_handle:
dc1394_destroy_handle(dc1394->handle);
out:
return -1;
}
| 7,261 |
qemu | 857d4f46c31d2f4d57d2f0fad9dfb584262bf9b9 | 1 | static void bdrv_aio_bh_cb(void *opaque)
{
BlockDriverAIOCBSync *acb = opaque;
if (!acb->is_write)
qemu_iovec_from_buf(acb->qiov, 0, acb->bounce, acb->qiov->size);
qemu_vfree(acb->bounce);
acb->common.cb(acb->common.opaque, acb->ret);
qemu_bh_delete(acb->bh);
acb->bh = NULL;
qemu_aio_release(acb);
}
| 7,262 |
qemu | ad7ee4ad6c3a5388acf94dd532d291ea6d3a5972 | 1 | static int send_sub_rect_jpeg(VncState *vs, int x, int y, int w, int h,
int bg, int fg, int colors,
VncPalette *palette)
{
int ret;
if (colors == 0) {
if (tight_detect_smooth_image(vs, w, h)) {
int quality = tight_conf[vs->tight.quality].jpeg_quality;
ret = send_jpeg_rect(vs, x, y, w, h, quality);
ret = send_full_color_rect(vs, x, y, w, h);
}
} else if (colors == 1) {
ret = send_solid_rect(vs);
} else if (colors == 2) {
ret = send_mono_rect(vs, x, y, w, h, bg, fg);
} else if (colors <= 256) {
if (colors > 96 &&
tight_detect_smooth_image(vs, w, h)) {
int quality = tight_conf[vs->tight.quality].jpeg_quality;
ret = send_jpeg_rect(vs, x, y, w, h, quality);
ret = send_palette_rect(vs, x, y, w, h, palette);
}
}
return ret;
} | 7,264 |
qemu | 60fe637bf0e4d7989e21e50f52526444765c63b4 | 1 | static uint64_t htonll(uint64_t v)
{
union { uint32_t lv[2]; uint64_t llv; } u;
u.lv[0] = htonl(v >> 32);
u.lv[1] = htonl(v & 0xFFFFFFFFULL);
return u.llv;
}
| 7,265 |
qemu | 76e050c2e62995f1d6905e28674dea3a7fcff1a5 | 1 | void op_addo (void)
{
target_ulong tmp;
tmp = T0;
T0 += T1;
if ((T0 >> 31) ^ (T1 >> 31) ^ (tmp >> 31)) {
CALL_FROM_TB1(do_raise_exception_direct, EXCP_OVERFLOW);
}
RETURN();
}
| 7,266 |
FFmpeg | e614fac2e6e185a247d722d4e92368b3c3bc4bdb | 1 | static av_cold int adpcm_decode_init(AVCodecContext * avctx)
{
ADPCMDecodeContext *c = avctx->priv_data;
unsigned int max_channels = 2;
switch(avctx->codec->id) {
case CODEC_ID_ADPCM_EA_R1:
case CODEC_ID_ADPCM_EA_R2:
case CODEC_ID_ADPCM_EA_R3:
case CODEC_ID_ADPCM_EA_XAS:
max_channels = 6;
break;
}
if(avctx->channels > max_channels){
return -1;
}
switch(avctx->codec->id) {
case CODEC_ID_ADPCM_CT:
c->status[0].step = c->status[1].step = 511;
break;
case CODEC_ID_ADPCM_IMA_WAV:
if (avctx->bits_per_coded_sample != 4) {
av_log(avctx, AV_LOG_ERROR, "Only 4-bit ADPCM IMA WAV files are supported\n");
return -1;
}
break;
case CODEC_ID_ADPCM_IMA_WS:
if (avctx->extradata && avctx->extradata_size == 2 * 4) {
c->status[0].predictor = AV_RL32(avctx->extradata);
c->status[1].predictor = AV_RL32(avctx->extradata + 4);
}
break;
default:
break;
}
avctx->sample_fmt = AV_SAMPLE_FMT_S16;
avcodec_get_frame_defaults(&c->frame);
avctx->coded_frame = &c->frame;
return 0;
}
| 7,268 |
qemu | d6f723b513a0c3c4e58343b7c52a2f9850861fa0 | 1 | static void test_qemu_strtol_max(void)
{
const char *str = g_strdup_printf("%ld", LONG_MAX);
char f = 'X';
const char *endptr = &f;
long res = 999;
int err;
err = qemu_strtol(str, &endptr, 0, &res);
g_assert_cmpint(err, ==, 0);
g_assert_cmpint(res, ==, LONG_MAX);
g_assert(endptr == str + strlen(str));
}
| 7,270 |
FFmpeg | 67b30decf7793523f7fdaef6fdf7f1179ef42b18 | 1 | static int build_vlc(AVCodecContext *avctx, VLC *vlc, const uint32_t *table)
{
Node nodes[512];
uint32_t bits[256];
int16_t lens[256];
uint8_t xlat[256];
int cur_node, i, j, pos = 0;
ff_free_vlc(vlc);
for (i = 0; i < 256; i++) {
nodes[i].count = table[i];
nodes[i].sym = i;
nodes[i].n0 = -2;
nodes[i].l = i;
nodes[i].r = i;
}
cur_node = 256;
j = 0;
do {
for (i = 0; ; i++) {
int new_node = j;
int first_node = cur_node;
int second_node = cur_node;
int nd, st;
nodes[cur_node].count = -1;
do {
int val = nodes[new_node].count;
if (val && (val < nodes[first_node].count)) {
if (val >= nodes[second_node].count) {
first_node = new_node;
} else {
first_node = second_node;
second_node = new_node;
}
}
new_node += 1;
} while (new_node != cur_node);
if (first_node == cur_node)
break;
nd = nodes[second_node].count;
st = nodes[first_node].count;
nodes[second_node].count = 0;
nodes[first_node].count = 0;
nodes[cur_node].count = nd + st;
nodes[cur_node].sym = -1;
nodes[cur_node].n0 = cur_node;
nodes[cur_node].l = first_node;
nodes[cur_node].r = second_node;
cur_node++;
}
j++;
} while (cur_node - 256 == j);
get_tree_codes(bits, lens, xlat, nodes, cur_node - 1, 0, 0, &pos);
return ff_init_vlc_sparse(vlc, 10, pos, lens, 2, 2, bits, 4, 4, xlat, 1, 1, 0);
}
| 7,271 |
FFmpeg | d676478c8d29a48f67526afef44c323b74946488 | 0 | static inline void dv_guess_qnos(EncBlockInfo* blks, int* qnos)
{
int size[5];
int i, j, k, a, prev, a2;
EncBlockInfo* b;
size[0] = size[1] = size[2] = size[3] = size[4] = 1<<24;
do {
b = blks;
for (i=0; i<5; i++) {
if (!qnos[i])
continue;
qnos[i]--;
size[i] = 0;
for (j=0; j<6; j++, b++) {
for (a=0; a<4; a++) {
if (b->area_q[a] != dv_quant_shifts[qnos[i] + dv_quant_offset[b->cno]][a]) {
b->bit_size[a] = 1; // 4 areas 4 bits for EOB :)
b->area_q[a]++;
prev= b->prev[a];
for (k= b->next[prev] ; k<mb_area_start[a+1]; k= b->next[k]) {
b->mb[k] >>= 1;
if (b->mb[k]) {
b->bit_size[a] += dv_rl2vlc_size(k - prev - 1, b->mb[k]);
prev= k;
} else {
if(b->next[k] >= mb_area_start[a+1] && b->next[k]<64){
for(a2=a+1; b->next[k] >= mb_area_start[a2+1]; a2++)
b->prev[a2] = prev;
assert(a2<4);
assert(b->mb[b->next[k]]);
b->bit_size[a2] += dv_rl2vlc_size(b->next[k] - prev - 1, b->mb[b->next[k]])
-dv_rl2vlc_size(b->next[k] - k - 1, b->mb[b->next[k]]);
for(; (b->prev[a2]==k) && (a2<4); a2++)
b->prev[a2] = prev;
}
b->next[prev] = b->next[k];
}
}
b->prev[a+1]= prev;
}
size[i] += b->bit_size[a];
}
}
if(vs_total_ac_bits >= size[0] + size[1] + size[2] + size[3] + size[4])
return;
}
} while (qnos[0]|qnos[1]|qnos[2]|qnos[3]|qnos[4]);
for(a=2; a==2 || vs_total_ac_bits < size[0]; a+=a){
b = blks;
size[0] = 5*6*4; //EOB
for (j=0; j<6*5; j++, b++) {
prev= b->prev[0];
for (k= b->next[prev]; k<64; k= b->next[k]) {
if(b->mb[k] < a && b->mb[k] > -a){
b->next[prev] = b->next[k];
}else{
size[0] += dv_rl2vlc_size(k - prev - 1, b->mb[k]);
prev= k;
}
}
}
}
}
| 7,272 |
FFmpeg | 9875695e2ceec413f072ac2ef7e8fbc6a4980294 | 0 | static int vtenc_cm_to_avpacket(
AVCodecContext *avctx,
CMSampleBufferRef sample_buffer,
AVPacket *pkt,
ExtraSEI *sei)
{
VTEncContext *vtctx = avctx->priv_data;
int status;
bool is_key_frame;
bool add_header;
size_t length_code_size;
size_t header_size = 0;
size_t in_buf_size;
size_t out_buf_size;
size_t sei_nalu_size = 0;
int64_t dts_delta;
int64_t time_base_num;
int nalu_count;
CMTime pts;
CMTime dts;
CMVideoFormatDescriptionRef vid_fmt;
vtenc_get_frame_info(sample_buffer, &is_key_frame);
status = get_length_code_size(avctx, sample_buffer, &length_code_size);
if (status) return status;
add_header = is_key_frame && !(avctx->flags & AV_CODEC_FLAG_GLOBAL_HEADER);
if (add_header) {
vid_fmt = CMSampleBufferGetFormatDescription(sample_buffer);
if (!vid_fmt) {
av_log(avctx, AV_LOG_ERROR, "Cannot get format description.\n");
return AVERROR_EXTERNAL;
}
int status = get_params_size(avctx, vid_fmt, &header_size);
if (status) return status;
}
status = count_nalus(length_code_size, sample_buffer, &nalu_count);
if(status)
return status;
if (sei) {
sei_nalu_size = sizeof(start_code) + 3 + sei->size + 1;
}
in_buf_size = CMSampleBufferGetTotalSampleSize(sample_buffer);
out_buf_size = header_size +
in_buf_size +
sei_nalu_size +
nalu_count * ((int)sizeof(start_code) - (int)length_code_size);
status = ff_alloc_packet2(avctx, pkt, out_buf_size, out_buf_size);
if (status < 0)
return status;
if (add_header) {
status = copy_param_sets(avctx, vid_fmt, pkt->data, out_buf_size);
if(status) return status;
}
status = copy_replace_length_codes(
avctx,
length_code_size,
sample_buffer,
pkt->data + header_size,
pkt->size - header_size - sei_nalu_size
);
if (status) {
av_log(avctx, AV_LOG_ERROR, "Error copying packet data: %d", status);
return status;
}
if (sei_nalu_size > 0) {
uint8_t *sei_nalu = pkt->data + pkt->size - sei_nalu_size;
memcpy(sei_nalu, start_code, sizeof(start_code));
sei_nalu += sizeof(start_code);
sei_nalu[0] = H264_NAL_SEI;
sei_nalu[1] = SEI_TYPE_USER_DATA_REGISTERED;
sei_nalu[2] = sei->size;
sei_nalu += 3;
memcpy(sei_nalu, sei->data, sei->size);
sei_nalu += sei->size;
sei_nalu[0] = 1; // RBSP
}
if (is_key_frame) {
pkt->flags |= AV_PKT_FLAG_KEY;
}
pts = CMSampleBufferGetPresentationTimeStamp(sample_buffer);
dts = CMSampleBufferGetDecodeTimeStamp (sample_buffer);
if (CMTIME_IS_INVALID(dts)) {
if (!vtctx->has_b_frames) {
dts = pts;
} else {
av_log(avctx, AV_LOG_ERROR, "DTS is invalid.\n");
return AVERROR_EXTERNAL;
}
}
dts_delta = vtctx->dts_delta >= 0 ? vtctx->dts_delta : 0;
time_base_num = avctx->time_base.num;
pkt->pts = pts.value / time_base_num;
pkt->dts = dts.value / time_base_num - dts_delta;
pkt->size = out_buf_size;
return 0;
}
| 7,273 |
FFmpeg | 9ac1bf88c00dbe7eb2191e2d5325fb104b9d8341 | 0 | AVFormatContext *avformat_alloc_context(void)
{
AVFormatContext *ic;
ic = av_malloc(sizeof(AVFormatContext));
if (!ic) return ic;
avformat_get_context_defaults(ic);
ic->av_class = &av_format_context_class;
return ic;
}
| 7,274 |
FFmpeg | eabbae730cf732afeb7c2a085e0e5c1e7b1b8614 | 0 | offset_t url_filesize(URLContext *h)
{
offset_t pos, size;
size= url_seek(h, 0, AVSEEK_SIZE);
if(size<0){
pos = url_seek(h, 0, SEEK_CUR);
size = url_seek(h, -1, SEEK_END)+1;
url_seek(h, pos, SEEK_SET);
}
return size;
}
| 7,275 |
FFmpeg | 3176217c60ca7828712985092d9102d331ea4f3d | 0 | static av_noinline void FUNC(hl_decode_mb)(const H264Context *h, H264SliceContext *sl)
{
const int mb_x = sl->mb_x;
const int mb_y = sl->mb_y;
const int mb_xy = sl->mb_xy;
const int mb_type = h->cur_pic.mb_type[mb_xy];
uint8_t *dest_y, *dest_cb, *dest_cr;
int linesize, uvlinesize /*dct_offset*/;
int i, j;
const int *block_offset = &h->block_offset[0];
const int transform_bypass = !SIMPLE && (sl->qscale == 0 && h->sps.transform_bypass);
void (*idct_add)(uint8_t *dst, int16_t *block, int stride);
const int block_h = 16 >> h->chroma_y_shift;
const int chroma422 = CHROMA422(h);
dest_y = h->cur_pic.f->data[0] + ((mb_x << PIXEL_SHIFT) + mb_y * sl->linesize) * 16;
dest_cb = h->cur_pic.f->data[1] + (mb_x << PIXEL_SHIFT) * 8 + mb_y * sl->uvlinesize * block_h;
dest_cr = h->cur_pic.f->data[2] + (mb_x << PIXEL_SHIFT) * 8 + mb_y * sl->uvlinesize * block_h;
h->vdsp.prefetch(dest_y + (sl->mb_x & 3) * 4 * sl->linesize + (64 << PIXEL_SHIFT), sl->linesize, 4);
h->vdsp.prefetch(dest_cb + (sl->mb_x & 7) * sl->uvlinesize + (64 << PIXEL_SHIFT), dest_cr - dest_cb, 2);
h->list_counts[mb_xy] = sl->list_count;
if (!SIMPLE && MB_FIELD(sl)) {
linesize = sl->mb_linesize = sl->linesize * 2;
uvlinesize = sl->mb_uvlinesize = sl->uvlinesize * 2;
block_offset = &h->block_offset[48];
if (mb_y & 1) { // FIXME move out of this function?
dest_y -= sl->linesize * 15;
dest_cb -= sl->uvlinesize * (block_h - 1);
dest_cr -= sl->uvlinesize * (block_h - 1);
}
if (FRAME_MBAFF(h)) {
int list;
for (list = 0; list < sl->list_count; list++) {
if (!USES_LIST(mb_type, list))
continue;
if (IS_16X16(mb_type)) {
int8_t *ref = &sl->ref_cache[list][scan8[0]];
fill_rectangle(ref, 4, 4, 8, (16 + *ref) ^ (sl->mb_y & 1), 1);
} else {
for (i = 0; i < 16; i += 4) {
int ref = sl->ref_cache[list][scan8[i]];
if (ref >= 0)
fill_rectangle(&sl->ref_cache[list][scan8[i]], 2, 2,
8, (16 + ref) ^ (sl->mb_y & 1), 1);
}
}
}
}
} else {
linesize = sl->mb_linesize = sl->linesize;
uvlinesize = sl->mb_uvlinesize = sl->uvlinesize;
// dct_offset = s->linesize * 16;
}
if (!SIMPLE && IS_INTRA_PCM(mb_type)) {
if (PIXEL_SHIFT) {
const int bit_depth = h->sps.bit_depth_luma;
int j;
GetBitContext gb;
init_get_bits(&gb, sl->intra_pcm_ptr,
ff_h264_mb_sizes[h->sps.chroma_format_idc] * bit_depth);
for (i = 0; i < 16; i++) {
uint16_t *tmp_y = (uint16_t *)(dest_y + i * linesize);
for (j = 0; j < 16; j++)
tmp_y[j] = get_bits(&gb, bit_depth);
}
if (SIMPLE || !CONFIG_GRAY || !(h->flags & AV_CODEC_FLAG_GRAY)) {
if (!h->sps.chroma_format_idc) {
for (i = 0; i < block_h; i++) {
uint16_t *tmp_cb = (uint16_t *)(dest_cb + i * uvlinesize);
for (j = 0; j < 8; j++)
tmp_cb[j] = 1 << (bit_depth - 1);
}
for (i = 0; i < block_h; i++) {
uint16_t *tmp_cr = (uint16_t *)(dest_cr + i * uvlinesize);
for (j = 0; j < 8; j++)
tmp_cr[j] = 1 << (bit_depth - 1);
}
} else {
for (i = 0; i < block_h; i++) {
uint16_t *tmp_cb = (uint16_t *)(dest_cb + i * uvlinesize);
for (j = 0; j < 8; j++)
tmp_cb[j] = get_bits(&gb, bit_depth);
}
for (i = 0; i < block_h; i++) {
uint16_t *tmp_cr = (uint16_t *)(dest_cr + i * uvlinesize);
for (j = 0; j < 8; j++)
tmp_cr[j] = get_bits(&gb, bit_depth);
}
}
}
} else {
for (i = 0; i < 16; i++)
memcpy(dest_y + i * linesize, sl->intra_pcm_ptr + i * 16, 16);
if (SIMPLE || !CONFIG_GRAY || !(h->flags & AV_CODEC_FLAG_GRAY)) {
if (!h->sps.chroma_format_idc) {
for (i = 0; i < block_h; i++) {
memset(dest_cb + i * uvlinesize, 128, 8);
memset(dest_cr + i * uvlinesize, 128, 8);
}
} else {
const uint8_t *src_cb = sl->intra_pcm_ptr + 256;
const uint8_t *src_cr = sl->intra_pcm_ptr + 256 + block_h * 8;
for (i = 0; i < block_h; i++) {
memcpy(dest_cb + i * uvlinesize, src_cb + i * 8, 8);
memcpy(dest_cr + i * uvlinesize, src_cr + i * 8, 8);
}
}
}
}
} else {
if (IS_INTRA(mb_type)) {
if (sl->deblocking_filter)
xchg_mb_border(h, sl, dest_y, dest_cb, dest_cr, linesize,
uvlinesize, 1, 0, SIMPLE, PIXEL_SHIFT);
if (SIMPLE || !CONFIG_GRAY || !(h->flags & AV_CODEC_FLAG_GRAY)) {
h->hpc.pred8x8[sl->chroma_pred_mode](dest_cb, uvlinesize);
h->hpc.pred8x8[sl->chroma_pred_mode](dest_cr, uvlinesize);
}
hl_decode_mb_predict_luma(h, sl, mb_type, SIMPLE,
transform_bypass, PIXEL_SHIFT,
block_offset, linesize, dest_y, 0);
if (sl->deblocking_filter)
xchg_mb_border(h, sl, dest_y, dest_cb, dest_cr, linesize,
uvlinesize, 0, 0, SIMPLE, PIXEL_SHIFT);
} else {
if (chroma422) {
FUNC(hl_motion_422)(h, sl, dest_y, dest_cb, dest_cr,
h->qpel_put, h->h264chroma.put_h264_chroma_pixels_tab,
h->qpel_avg, h->h264chroma.avg_h264_chroma_pixels_tab,
h->h264dsp.weight_h264_pixels_tab,
h->h264dsp.biweight_h264_pixels_tab);
} else {
FUNC(hl_motion_420)(h, sl, dest_y, dest_cb, dest_cr,
h->qpel_put, h->h264chroma.put_h264_chroma_pixels_tab,
h->qpel_avg, h->h264chroma.avg_h264_chroma_pixels_tab,
h->h264dsp.weight_h264_pixels_tab,
h->h264dsp.biweight_h264_pixels_tab);
}
}
hl_decode_mb_idct_luma(h, sl, mb_type, SIMPLE, transform_bypass,
PIXEL_SHIFT, block_offset, linesize, dest_y, 0);
if ((SIMPLE || !CONFIG_GRAY || !(h->flags & AV_CODEC_FLAG_GRAY)) &&
(sl->cbp & 0x30)) {
uint8_t *dest[2] = { dest_cb, dest_cr };
if (transform_bypass) {
if (IS_INTRA(mb_type) && h->sps.profile_idc == 244 &&
(sl->chroma_pred_mode == VERT_PRED8x8 ||
sl->chroma_pred_mode == HOR_PRED8x8)) {
h->hpc.pred8x8_add[sl->chroma_pred_mode](dest[0],
block_offset + 16,
sl->mb + (16 * 16 * 1 << PIXEL_SHIFT),
uvlinesize);
h->hpc.pred8x8_add[sl->chroma_pred_mode](dest[1],
block_offset + 32,
sl->mb + (16 * 16 * 2 << PIXEL_SHIFT),
uvlinesize);
} else {
idct_add = h->h264dsp.h264_add_pixels4_clear;
for (j = 1; j < 3; j++) {
for (i = j * 16; i < j * 16 + 4; i++)
if (sl->non_zero_count_cache[scan8[i]] ||
dctcoef_get(sl->mb, PIXEL_SHIFT, i * 16))
idct_add(dest[j - 1] + block_offset[i],
sl->mb + (i * 16 << PIXEL_SHIFT),
uvlinesize);
if (chroma422) {
for (i = j * 16 + 4; i < j * 16 + 8; i++)
if (sl->non_zero_count_cache[scan8[i + 4]] ||
dctcoef_get(sl->mb, PIXEL_SHIFT, i * 16))
idct_add(dest[j - 1] + block_offset[i + 4],
sl->mb + (i * 16 << PIXEL_SHIFT),
uvlinesize);
}
}
}
} else {
int qp[2];
if (chroma422) {
qp[0] = sl->chroma_qp[0] + 3;
qp[1] = sl->chroma_qp[1] + 3;
} else {
qp[0] = sl->chroma_qp[0];
qp[1] = sl->chroma_qp[1];
}
if (sl->non_zero_count_cache[scan8[CHROMA_DC_BLOCK_INDEX + 0]])
h->h264dsp.h264_chroma_dc_dequant_idct(sl->mb + (16 * 16 * 1 << PIXEL_SHIFT),
h->dequant4_coeff[IS_INTRA(mb_type) ? 1 : 4][qp[0]][0]);
if (sl->non_zero_count_cache[scan8[CHROMA_DC_BLOCK_INDEX + 1]])
h->h264dsp.h264_chroma_dc_dequant_idct(sl->mb + (16 * 16 * 2 << PIXEL_SHIFT),
h->dequant4_coeff[IS_INTRA(mb_type) ? 2 : 5][qp[1]][0]);
h->h264dsp.h264_idct_add8(dest, block_offset,
sl->mb, uvlinesize,
sl->non_zero_count_cache);
}
}
}
}
| 7,276 |
FFmpeg | d0eb91ad0451cdb6c062b2d4760bfa7f8bb4db6b | 0 | static int rtp_read(URLContext *h, uint8_t *buf, int size)
{
RTPContext *s = h->priv_data;
struct sockaddr_storage from;
socklen_t from_len;
int len, fd_max, n;
fd_set rfds;
struct timeval tv;
#if 0
for(;;) {
from_len = sizeof(from);
len = recvfrom (s->rtp_fd, buf, size, 0,
(struct sockaddr *)&from, &from_len);
if (len < 0) {
if (ff_neterrno() == FF_NETERROR(EAGAIN) ||
ff_neterrno() == FF_NETERROR(EINTR))
continue;
return AVERROR(EIO);
}
break;
}
#else
for(;;) {
if (url_interrupt_cb())
return AVERROR(EINTR);
/* build fdset to listen to RTP and RTCP packets */
FD_ZERO(&rfds);
fd_max = s->rtp_fd;
FD_SET(s->rtp_fd, &rfds);
if (s->rtcp_fd > fd_max)
fd_max = s->rtcp_fd;
FD_SET(s->rtcp_fd, &rfds);
tv.tv_sec = 0;
tv.tv_usec = 100 * 1000;
n = select(fd_max + 1, &rfds, NULL, NULL, &tv);
if (n > 0) {
/* first try RTCP */
if (FD_ISSET(s->rtcp_fd, &rfds)) {
from_len = sizeof(from);
len = recvfrom (s->rtcp_fd, buf, size, 0,
(struct sockaddr *)&from, &from_len);
if (len < 0) {
if (ff_neterrno() == FF_NETERROR(EAGAIN) ||
ff_neterrno() == FF_NETERROR(EINTR))
continue;
return AVERROR(EIO);
}
break;
}
/* then RTP */
if (FD_ISSET(s->rtp_fd, &rfds)) {
from_len = sizeof(from);
len = recvfrom (s->rtp_fd, buf, size, 0,
(struct sockaddr *)&from, &from_len);
if (len < 0) {
if (ff_neterrno() == FF_NETERROR(EAGAIN) ||
ff_neterrno() == FF_NETERROR(EINTR))
continue;
return AVERROR(EIO);
}
break;
}
} else if (n < 0) {
if (ff_neterrno() == FF_NETERROR(EINTR))
continue;
return AVERROR(EIO);
}
}
#endif
return len;
}
| 7,277 |
FFmpeg | 6470abc740367cc881c181db866891f8dd1d342f | 0 | static int load_apply_palette(FFFrameSync *fs)
{
AVFilterContext *ctx = fs->parent;
AVFilterLink *inlink = ctx->inputs[0];
PaletteUseContext *s = ctx->priv;
AVFrame *master, *second, *out;
int ret;
// writable for error diffusal dithering
ret = ff_framesync_dualinput_get_writable(fs, &master, &second);
if (ret < 0)
return ret;
if (!master || !second) {
ret = AVERROR_BUG;
goto error;
}
if (!s->palette_loaded) {
load_palette(s, second);
}
out = apply_palette(inlink, master);
return ff_filter_frame(ctx->outputs[0], out);
error:
av_frame_free(&master);
av_frame_free(&second);
return ret;
}
| 7,278 |
qemu | daa76aa416b1e18ab1fac650ff53d966d8f21f68 | 1 | static void test_parse_invalid_path(void)
{
g_test_trap_subprocess ("/logging/parse_invalid_path/subprocess", 0, 0);
g_test_trap_assert_passed();
g_test_trap_assert_stdout("");
g_test_trap_assert_stderr("Bad logfile format: /tmp/qemu-%d%d.log\n");
}
| 7,279 |
qemu | 5839e53bbc0fec56021d758aab7610df421ed8c8 | 1 | void bdrv_iterate_format(void (*it)(void *opaque, const char *name),
void *opaque)
{
BlockDriver *drv;
int count = 0;
const char **formats = NULL;
QLIST_FOREACH(drv, &bdrv_drivers, list) {
if (drv->format_name) {
bool found = false;
int i = count;
while (formats && i && !found) {
found = !strcmp(formats[--i], drv->format_name);
}
if (!found) {
formats = g_realloc(formats, (count + 1) * sizeof(char *));
formats[count++] = drv->format_name;
it(opaque, drv->format_name);
}
}
}
g_free(formats);
}
| 7,280 |
FFmpeg | 73b16198b6cab1cdafa46143aae7a69e10e130fd | 1 | static int ea_read_header(AVFormatContext *s,
AVFormatParameters *ap)
{
EaDemuxContext *ea = s->priv_data;
AVStream *st;
if (!process_ea_header(s))
return AVERROR(EIO);
if (ea->video_codec) {
/* initialize the video decoder stream */
st = avformat_new_stream(s, NULL);
if (!st)
return AVERROR(ENOMEM);
ea->video_stream_index = st->index;
st->codec->codec_type = AVMEDIA_TYPE_VIDEO;
st->codec->codec_id = ea->video_codec;
st->codec->codec_tag = 0; /* no fourcc */
st->codec->time_base = ea->time_base;
st->codec->width = ea->width;
st->codec->height = ea->height;
if (ea->audio_codec) {
if (ea->num_channels <= 0) {
av_log(s, AV_LOG_WARNING, "Unsupported number of channels: %d\n", ea->num_channels);
ea->audio_codec = 0;
if (ea->sample_rate <= 0) {
av_log(s, AV_LOG_ERROR, "Unsupported sample rate: %d\n", ea->sample_rate);
ea->audio_codec = 0;
/* initialize the audio decoder stream */
st = avformat_new_stream(s, NULL);
if (!st)
return AVERROR(ENOMEM);
avpriv_set_pts_info(st, 33, 1, ea->sample_rate);
st->codec->codec_type = AVMEDIA_TYPE_AUDIO;
st->codec->codec_id = ea->audio_codec;
st->codec->codec_tag = 0; /* no tag */
st->codec->channels = ea->num_channels;
st->codec->sample_rate = ea->sample_rate;
st->codec->bits_per_coded_sample = ea->bytes * 8;
st->codec->bit_rate = st->codec->channels * st->codec->sample_rate *
st->codec->bits_per_coded_sample / 4;
st->codec->block_align = st->codec->channels*st->codec->bits_per_coded_sample;
ea->audio_stream_index = st->index;
ea->audio_frame_counter = 0;
| 7,281 |
FFmpeg | 323e6fead07c75f418e4b60704a4f437bb3483b2 | 1 | static int ac3_encode_frame(AVCodecContext *avctx, unsigned char *frame,
int buf_size, void *data)
{
AC3EncodeContext *s = avctx->priv_data;
const SampleType *samples = data;
int ret;
if (s->bit_alloc.sr_code == 1)
adjust_frame_size(s);
deinterleave_input_samples(s, samples);
apply_mdct(s);
compute_rematrixing_strategy(s);
scale_coefficients(s);
apply_rematrixing(s);
process_exponents(s);
ret = compute_bit_allocation(s);
if (ret) {
av_log(avctx, AV_LOG_ERROR, "Bit allocation failed. Try increasing the bitrate.\n");
return ret;
}
quantize_mantissas(s);
output_frame(s, frame);
return s->frame_size;
}
| 7,282 |
FFmpeg | a9d4a6ef3437d316450c2e30b9ed6a8fd4df4804 | 1 | static void rm_read_audio_stream_info(AVFormatContext *s, AVStream *st,
int read_all)
{
RMContext *rm = s->priv_data;
ByteIOContext *pb = &s->pb;
char buf[256];
uint32_t version;
int i;
/* ra type header */
version = get_be32(pb); /* version */
if (((version >> 16) & 0xff) == 3) {
int64_t startpos = url_ftell(pb);
/* very old version */
for(i = 0; i < 14; i++)
get_byte(pb);
get_str8(pb, s->title, sizeof(s->title));
get_str8(pb, s->author, sizeof(s->author));
get_str8(pb, s->copyright, sizeof(s->copyright));
get_str8(pb, s->comment, sizeof(s->comment));
if ((startpos + (version & 0xffff)) >= url_ftell(pb) + 2) {
// fourcc (should always be "lpcJ")
get_byte(pb);
get_str8(pb, buf, sizeof(buf));
}
// Skip extra header crap (this should never happen)
if ((startpos + (version & 0xffff)) > url_ftell(pb))
url_fskip(pb, (version & 0xffff) + startpos - url_ftell(pb));
st->codec->sample_rate = 8000;
st->codec->channels = 1;
st->codec->codec_type = CODEC_TYPE_AUDIO;
st->codec->codec_id = CODEC_ID_RA_144;
} else {
int flavor, sub_packet_h, coded_framesize, sub_packet_size;
/* old version (4) */
get_be32(pb); /* .ra4 */
get_be32(pb); /* data size */
get_be16(pb); /* version2 */
get_be32(pb); /* header size */
flavor= get_be16(pb); /* add codec info / flavor */
rm->coded_framesize = coded_framesize = get_be32(pb); /* coded frame size */
get_be32(pb); /* ??? */
get_be32(pb); /* ??? */
get_be32(pb); /* ??? */
rm->sub_packet_h = sub_packet_h = get_be16(pb); /* 1 */
st->codec->block_align= get_be16(pb); /* frame size */
rm->sub_packet_size = sub_packet_size = get_be16(pb); /* sub packet size */
get_be16(pb); /* ??? */
if (((version >> 16) & 0xff) == 5) {
get_be16(pb); get_be16(pb); get_be16(pb); }
st->codec->sample_rate = get_be16(pb);
get_be32(pb);
st->codec->channels = get_be16(pb);
if (((version >> 16) & 0xff) == 5) {
get_be32(pb);
buf[0] = get_byte(pb);
buf[1] = get_byte(pb);
buf[2] = get_byte(pb);
buf[3] = get_byte(pb);
buf[4] = 0;
} else {
get_str8(pb, buf, sizeof(buf)); /* desc */
get_str8(pb, buf, sizeof(buf)); /* desc */
}
st->codec->codec_type = CODEC_TYPE_AUDIO;
if (!strcmp(buf, "dnet")) {
st->codec->codec_id = CODEC_ID_AC3;
} else if (!strcmp(buf, "28_8")) {
st->codec->codec_id = CODEC_ID_RA_288;
st->codec->extradata_size= 0;
rm->audio_framesize = st->codec->block_align;
st->codec->block_align = coded_framesize;
if(rm->audio_framesize >= UINT_MAX / sub_packet_h){
av_log(s, AV_LOG_ERROR, "rm->audio_framesize * sub_packet_h too large\n");
return -1;
}
rm->audiobuf = av_malloc(rm->audio_framesize * sub_packet_h);
} else if (!strcmp(buf, "cook")) {
int codecdata_length, i;
get_be16(pb); get_byte(pb);
if (((version >> 16) & 0xff) == 5)
get_byte(pb);
codecdata_length = get_be32(pb);
if(codecdata_length + FF_INPUT_BUFFER_PADDING_SIZE <= (unsigned)codecdata_length){
av_log(s, AV_LOG_ERROR, "codecdata_length too large\n");
return -1;
}
st->codec->codec_id = CODEC_ID_COOK;
st->codec->extradata_size= codecdata_length;
st->codec->extradata= av_mallocz(st->codec->extradata_size + FF_INPUT_BUFFER_PADDING_SIZE);
for(i = 0; i < codecdata_length; i++)
((uint8_t*)st->codec->extradata)[i] = get_byte(pb);
rm->audio_framesize = st->codec->block_align;
st->codec->block_align = rm->sub_packet_size;
if(rm->audio_framesize >= UINT_MAX / sub_packet_h){
av_log(s, AV_LOG_ERROR, "rm->audio_framesize * sub_packet_h too large\n");
return -1;
}
rm->audiobuf = av_malloc(rm->audio_framesize * sub_packet_h);
} else if (!strcmp(buf, "raac") || !strcmp(buf, "racp")) {
int codecdata_length, i;
get_be16(pb); get_byte(pb);
if (((version >> 16) & 0xff) == 5)
get_byte(pb);
st->codec->codec_id = CODEC_ID_AAC;
codecdata_length = get_be32(pb);
if (codecdata_length >= 1) {
st->codec->extradata_size = codecdata_length - 1;
st->codec->extradata = av_mallocz(st->codec->extradata_size + FF_INPUT_BUFFER_PADDING_SIZE);
get_byte(pb);
for(i = 0; i < st->codec->extradata_size; i++)
((uint8_t*)st->codec->extradata)[i] = get_byte(pb);
}
} else {
st->codec->codec_id = CODEC_ID_NONE;
pstrcpy(st->codec->codec_name, sizeof(st->codec->codec_name),
buf);
}
if (read_all) {
get_byte(pb);
get_byte(pb);
get_byte(pb);
get_str8(pb, s->title, sizeof(s->title));
get_str8(pb, s->author, sizeof(s->author));
get_str8(pb, s->copyright, sizeof(s->copyright));
get_str8(pb, s->comment, sizeof(s->comment));
}
}
}
| 7,283 |
FFmpeg | 71a2c9b26567e2294b54eedafeb23aee08563de7 | 1 | static void term_init(void)
{
#if HAVE_TERMIOS_H
if(!run_as_daemon){
struct termios tty;
tcgetattr (0, &tty);
oldtty = tty;
atexit(term_exit);
tty.c_iflag &= ~(IGNBRK|BRKINT|PARMRK|ISTRIP
|INLCR|IGNCR|ICRNL|IXON);
tty.c_oflag |= OPOST;
tty.c_lflag &= ~(ECHO|ECHONL|ICANON|IEXTEN);
tty.c_cflag &= ~(CSIZE|PARENB);
tty.c_cflag |= CS8;
tty.c_cc[VMIN] = 1;
tty.c_cc[VTIME] = 0;
tcsetattr (0, TCSANOW, &tty);
signal(SIGQUIT, sigterm_handler); /* Quit (POSIX). */
}
#endif
avformat_network_deinit();
signal(SIGINT , sigterm_handler); /* Interrupt (ANSI). */
signal(SIGTERM, sigterm_handler); /* Termination (ANSI). */
#ifdef SIGXCPU
signal(SIGXCPU, sigterm_handler);
#endif
}
| 7,284 |
FFmpeg | f542dedf72091af8e6f32a12bd64289c58857c21 | 1 | static int tcp_write_packet(AVFormatContext *s, RTSPStream *rtsp_st)
{
RTSPState *rt = s->priv_data;
AVFormatContext *rtpctx = rtsp_st->transport_priv;
uint8_t *buf, *ptr;
int size;
uint8_t *interleave_header, *interleaved_packet;
size = avio_close_dyn_buf(rtpctx->pb, &buf);
ptr = buf;
while (size > 4) {
uint32_t packet_len = AV_RB32(ptr);
int id;
/* The interleaving header is exactly 4 bytes, which happens to be
* the same size as the packet length header from
* ffio_open_dyn_packet_buf. So by writing the interleaving header
* over these bytes, we get a consecutive interleaved packet
* that can be written in one call. */
interleaved_packet = interleave_header = ptr;
ptr += 4;
size -= 4;
if (packet_len > size || packet_len < 2)
break;
if (RTP_PT_IS_RTCP(ptr[1]))
id = rtsp_st->interleaved_max; /* RTCP */
else
id = rtsp_st->interleaved_min; /* RTP */
interleave_header[0] = '$';
interleave_header[1] = id;
AV_WB16(interleave_header + 2, packet_len);
ffurl_write(rt->rtsp_hd_out, interleaved_packet, 4 + packet_len);
ptr += packet_len;
size -= packet_len;
}
av_free(buf);
ffio_open_dyn_packet_buf(&rtpctx->pb, RTSP_TCP_MAX_PACKET_SIZE);
return 0;
}
| 7,285 |
qemu | 2a633c461e96cb9a856292c46917653bd43959c8 | 1 | static int virtio_blk_load(QEMUFile *f, void *opaque, int version_id)
{
VirtIOBlock *s = opaque;
if (version_id != 2)
return -EINVAL;
virtio_load(&s->vdev, f);
while (qemu_get_sbyte(f)) {
VirtIOBlockReq *req = virtio_blk_alloc_request(s);
qemu_get_buffer(f, (unsigned char*)&req->elem, sizeof(req->elem));
req->next = s->rq;
s->rq = req;
virtqueue_map_sg(req->elem.in_sg, req->elem.in_addr,
req->elem.in_num, 1);
virtqueue_map_sg(req->elem.out_sg, req->elem.out_addr,
req->elem.out_num, 0);
}
return 0;
}
| 7,286 |
qemu | 491d68d9382dbb588f2ff5132ee3d87ce2f1b230 | 1 | static TRBCCode xhci_disable_ep(XHCIState *xhci, unsigned int slotid,
unsigned int epid)
{
XHCISlot *slot;
XHCIEPContext *epctx;
int i;
trace_usb_xhci_ep_disable(slotid, epid);
assert(slotid >= 1 && slotid <= xhci->numslots);
assert(epid >= 1 && epid <= 31);
slot = &xhci->slots[slotid-1];
if (!slot->eps[epid-1]) {
DPRINTF("xhci: slot %d ep %d already disabled\n", slotid, epid);
return CC_SUCCESS;
}
xhci_ep_nuke_xfers(xhci, slotid, epid, 0);
epctx = slot->eps[epid-1];
if (epctx->nr_pstreams) {
xhci_free_streams(epctx);
}
for (i = 0; i < ARRAY_SIZE(epctx->transfers); i++) {
usb_packet_cleanup(&epctx->transfers[i].packet);
}
xhci_set_ep_state(xhci, epctx, NULL, EP_DISABLED);
timer_free(epctx->kick_timer);
g_free(epctx);
slot->eps[epid-1] = NULL;
return CC_SUCCESS;
}
| 7,287 |
FFmpeg | 65e0a7c473f23f1833538ffecf53c81fe500b5e4 | 1 | static void parse_mb_skip(Wmv2Context *w)
{
int mb_x, mb_y;
MpegEncContext *const s = &w->s;
uint32_t *const mb_type = s->current_picture_ptr->mb_type;
w->skip_type = get_bits(&s->gb, 2);
switch (w->skip_type) {
case SKIP_TYPE_NONE:
for (mb_y = 0; mb_y < s->mb_height; mb_y++)
for (mb_x = 0; mb_x < s->mb_width; mb_x++)
mb_type[mb_y * s->mb_stride + mb_x] =
MB_TYPE_16x16 | MB_TYPE_L0;
break;
case SKIP_TYPE_MPEG:
for (mb_y = 0; mb_y < s->mb_height; mb_y++)
for (mb_x = 0; mb_x < s->mb_width; mb_x++)
mb_type[mb_y * s->mb_stride + mb_x] =
(get_bits1(&s->gb) ? MB_TYPE_SKIP : 0) | MB_TYPE_16x16 | MB_TYPE_L0;
break;
case SKIP_TYPE_ROW:
for (mb_y = 0; mb_y < s->mb_height; mb_y++) {
if (get_bits1(&s->gb)) {
for (mb_x = 0; mb_x < s->mb_width; mb_x++)
mb_type[mb_y * s->mb_stride + mb_x] =
MB_TYPE_SKIP | MB_TYPE_16x16 | MB_TYPE_L0;
} else {
for (mb_x = 0; mb_x < s->mb_width; mb_x++)
mb_type[mb_y * s->mb_stride + mb_x] =
(get_bits1(&s->gb) ? MB_TYPE_SKIP : 0) | MB_TYPE_16x16 | MB_TYPE_L0;
}
}
break;
case SKIP_TYPE_COL:
for (mb_x = 0; mb_x < s->mb_width; mb_x++) {
if (get_bits1(&s->gb)) {
for (mb_y = 0; mb_y < s->mb_height; mb_y++)
mb_type[mb_y * s->mb_stride + mb_x] =
MB_TYPE_SKIP | MB_TYPE_16x16 | MB_TYPE_L0;
} else {
for (mb_y = 0; mb_y < s->mb_height; mb_y++)
mb_type[mb_y * s->mb_stride + mb_x] =
(get_bits1(&s->gb) ? MB_TYPE_SKIP : 0) | MB_TYPE_16x16 | MB_TYPE_L0;
}
}
break;
}
}
| 7,289 |
qemu | 94a40fc56036b5058b0b194d9e372a22e65ce7be | 1 | static void qemu_chr_free_common(CharDriverState *chr)
{
g_free(chr->filename);
g_free(chr->label);
if (chr->logfd != -1) {
close(chr->logfd);
qemu_mutex_destroy(&chr->chr_write_lock);
g_free(chr);
| 7,290 |
qemu | b14ef7c9ab41ea824c3ccadb070ad95567cca84e | 1 | void do_unassigned_access(target_phys_addr_t addr, int is_write, int is_exec,
int is_asi, int size)
{
CPUState *saved_env;
int fault_type;
/* XXX: hack to restore env in all cases, even if not called from
generated code */
saved_env = env;
env = cpu_single_env;
#ifdef DEBUG_UNASSIGNED
if (is_asi)
printf("Unassigned mem %s access of %d byte%s to " TARGET_FMT_plx
" asi 0x%02x from " TARGET_FMT_lx "\n",
is_exec ? "exec" : is_write ? "write" : "read", size,
size == 1 ? "" : "s", addr, is_asi, env->pc);
else
printf("Unassigned mem %s access of %d byte%s to " TARGET_FMT_plx
" from " TARGET_FMT_lx "\n",
is_exec ? "exec" : is_write ? "write" : "read", size,
size == 1 ? "" : "s", addr, env->pc);
#endif
/* Don't overwrite translation and access faults */
fault_type = (env->mmuregs[3] & 0x1c) >> 2;
if ((fault_type > 4) || (fault_type == 0)) {
env->mmuregs[3] = 0; /* Fault status register */
if (is_asi)
env->mmuregs[3] |= 1 << 16;
if (env->psrs)
env->mmuregs[3] |= 1 << 5;
if (is_exec)
env->mmuregs[3] |= 1 << 6;
if (is_write)
env->mmuregs[3] |= 1 << 7;
env->mmuregs[3] |= (5 << 2) | 2;
/* SuperSPARC will never place instruction fault addresses in the FAR */
if (!is_exec) {
env->mmuregs[4] = addr; /* Fault address register */
}
}
/* overflow (same type fault was not read before another fault) */
if (fault_type == ((env->mmuregs[3] & 0x1c)) >> 2) {
env->mmuregs[3] |= 1;
}
if ((env->mmuregs[0] & MMU_E) && !(env->mmuregs[0] & MMU_NF)) {
if (is_exec)
raise_exception(TT_CODE_ACCESS);
else
raise_exception(TT_DATA_ACCESS);
}
/* flush neverland mappings created during no-fault mode,
so the sequential MMU faults report proper fault types */
if (env->mmuregs[0] & MMU_NF) {
tlb_flush(env, 1);
}
env = saved_env;
}
| 7,291 |
qemu | 3ff2f67a7c24183fcbcfe1332e5223ac6f96438c | 1 | int coroutine_fn bdrv_co_flush(BlockDriverState *bs)
{
int ret;
BdrvTrackedRequest req;
if (!bs || !bdrv_is_inserted(bs) || bdrv_is_read_only(bs) ||
bdrv_is_sg(bs)) {
return 0;
}
tracked_request_begin(&req, bs, 0, 0, BDRV_TRACKED_FLUSH);
int current_gen = bs->write_gen;
/* Wait until any previous flushes are completed */
while (bs->flush_started_gen != bs->flushed_gen) {
qemu_co_queue_wait(&bs->flush_queue);
}
bs->flush_started_gen = current_gen;
/* Write back all layers by calling one driver function */
if (bs->drv->bdrv_co_flush) {
ret = bs->drv->bdrv_co_flush(bs);
goto out;
}
/* Write back cached data to the OS even with cache=unsafe */
BLKDBG_EVENT(bs->file, BLKDBG_FLUSH_TO_OS);
if (bs->drv->bdrv_co_flush_to_os) {
ret = bs->drv->bdrv_co_flush_to_os(bs);
if (ret < 0) {
goto out;
}
}
/* But don't actually force it to the disk with cache=unsafe */
if (bs->open_flags & BDRV_O_NO_FLUSH) {
goto flush_parent;
}
/* Check if we really need to flush anything */
if (bs->flushed_gen == current_gen) {
goto flush_parent;
}
BLKDBG_EVENT(bs->file, BLKDBG_FLUSH_TO_DISK);
if (bs->drv->bdrv_co_flush_to_disk) {
ret = bs->drv->bdrv_co_flush_to_disk(bs);
} else if (bs->drv->bdrv_aio_flush) {
BlockAIOCB *acb;
CoroutineIOCompletion co = {
.coroutine = qemu_coroutine_self(),
};
acb = bs->drv->bdrv_aio_flush(bs, bdrv_co_io_em_complete, &co);
if (acb == NULL) {
ret = -EIO;
} else {
qemu_coroutine_yield();
ret = co.ret;
}
} else {
/*
* Some block drivers always operate in either writethrough or unsafe
* mode and don't support bdrv_flush therefore. Usually qemu doesn't
* know how the server works (because the behaviour is hardcoded or
* depends on server-side configuration), so we can't ensure that
* everything is safe on disk. Returning an error doesn't work because
* that would break guests even if the server operates in writethrough
* mode.
*
* Let's hope the user knows what he's doing.
*/
ret = 0;
}
if (ret < 0) {
goto out;
}
/* Now flush the underlying protocol. It will also have BDRV_O_NO_FLUSH
* in the case of cache=unsafe, so there are no useless flushes.
*/
flush_parent:
ret = bs->file ? bdrv_co_flush(bs->file->bs) : 0;
out:
/* Notify any pending flushes that we have completed */
bs->flushed_gen = current_gen;
qemu_co_queue_restart_all(&bs->flush_queue);
tracked_request_end(&req);
return ret;
} | 7,292 |
FFmpeg | 001bcd29556b32c1afd686c03f6bdd65dd0e9a36 | 1 | static int modify_current_stream(HTTPContext *c, char *rates)
{
int i;
FFStream *req = c->stream;
int action_required = 0;
for (i = 0; i < req->nb_streams; i++) {
AVCodecContext *codec = &req->streams[i]->codec;
switch(rates[i]) {
case 0:
c->switch_feed_streams[i] = req->feed_streams[i];
break;
case 1:
c->switch_feed_streams[i] = find_stream_in_feed(req->feed, codec, codec->bit_rate / 2);
break;
case 2:
/* Wants off or slow */
c->switch_feed_streams[i] = find_stream_in_feed(req->feed, codec, codec->bit_rate / 4);
#ifdef WANTS_OFF
/* This doesn't work well when it turns off the only stream! */
c->switch_feed_streams[i] = -2;
c->feed_streams[i] = -2;
#endif
break;
}
if (c->switch_feed_streams[i] >= 0 && c->switch_feed_streams[i] != c->feed_streams[i])
action_required = 1;
}
return action_required;
} | 7,293 |
qemu | 92f2b88cea48c6aeba8de568a45f2ed958f3c298 | 1 | static int cirrus_bitblt_cputovideo(CirrusVGAState * s)
{
int w;
if (blit_is_unsafe(s, true)) {
return 0;
}
s->cirrus_blt_mode &= ~CIRRUS_BLTMODE_MEMSYSSRC;
s->cirrus_srcptr = &s->cirrus_bltbuf[0];
s->cirrus_srcptr_end = &s->cirrus_bltbuf[0];
if (s->cirrus_blt_mode & CIRRUS_BLTMODE_PATTERNCOPY) {
if (s->cirrus_blt_mode & CIRRUS_BLTMODE_COLOREXPAND) {
s->cirrus_blt_srcpitch = 8;
} else {
/* XXX: check for 24 bpp */
s->cirrus_blt_srcpitch = 8 * 8 * s->cirrus_blt_pixelwidth;
}
s->cirrus_srccounter = s->cirrus_blt_srcpitch;
} else {
if (s->cirrus_blt_mode & CIRRUS_BLTMODE_COLOREXPAND) {
w = s->cirrus_blt_width / s->cirrus_blt_pixelwidth;
if (s->cirrus_blt_modeext & CIRRUS_BLTMODEEXT_DWORDGRANULARITY)
s->cirrus_blt_srcpitch = ((w + 31) >> 5);
else
s->cirrus_blt_srcpitch = ((w + 7) >> 3);
} else {
/* always align input size to 32 bits */
s->cirrus_blt_srcpitch = (s->cirrus_blt_width + 3) & ~3;
}
s->cirrus_srccounter = s->cirrus_blt_srcpitch * s->cirrus_blt_height;
}
s->cirrus_srcptr = s->cirrus_bltbuf;
s->cirrus_srcptr_end = s->cirrus_bltbuf + s->cirrus_blt_srcpitch;
cirrus_update_memory_access(s);
return 1;
} | 7,294 |
qemu | e4f4fb1eca795e36f363b4647724221e774523c1 | 1 | static void vfio_amd_xgbe_class_init(ObjectClass *klass, void *data)
{
DeviceClass *dc = DEVICE_CLASS(klass);
VFIOAmdXgbeDeviceClass *vcxc =
VFIO_AMD_XGBE_DEVICE_CLASS(klass);
vcxc->parent_realize = dc->realize;
dc->realize = amd_xgbe_realize;
dc->desc = "VFIO AMD XGBE";
dc->vmsd = &vfio_platform_amd_xgbe_vmstate;
} | 7,296 |
FFmpeg | c3e279e75227946046ccb447d355b557118a616c | 1 | static int hls_window(AVFormatContext *s, int last)
{
HLSContext *hls = s->priv_data;
HLSSegment *en;
int target_duration = 0;
int ret = 0;
AVIOContext *out = NULL;
AVIOContext *sub_out = NULL;
char temp_filename[1024];
int64_t sequence = FFMAX(hls->start_sequence, hls->sequence - hls->nb_entries);
int version = 3;
const char *proto = avio_find_protocol_name(s->filename);
int use_rename = proto && !strcmp(proto, "file");
static unsigned warned_non_file;
char *key_uri = NULL;
char *iv_string = NULL;
AVDictionary *options = NULL;
double prog_date_time = hls->initial_prog_date_time;
int byterange_mode = (hls->flags & HLS_SINGLE_FILE) || (hls->max_seg_size > 0);
if (byterange_mode) {
version = 4;
sequence = 0;
}
if (hls->segment_type == SEGMENT_TYPE_FMP4) {
version = 7;
}
if (!use_rename && !warned_non_file++)
av_log(s, AV_LOG_ERROR, "Cannot use rename on non file protocol, this may lead to races and temporary partial files\n");
set_http_options(s, &options, hls);
snprintf(temp_filename, sizeof(temp_filename), use_rename ? "%s.tmp" : "%s", s->filename);
if ((ret = s->io_open(s, &out, temp_filename, AVIO_FLAG_WRITE, &options)) < 0)
goto fail;
for (en = hls->segments; en; en = en->next) {
if (target_duration <= en->duration)
target_duration = get_int_from_double(en->duration);
}
hls->discontinuity_set = 0;
write_m3u8_head_block(hls, out, version, target_duration, sequence);
if (hls->pl_type == PLAYLIST_TYPE_EVENT) {
avio_printf(out, "#EXT-X-PLAYLIST-TYPE:EVENT\n");
} else if (hls->pl_type == PLAYLIST_TYPE_VOD) {
avio_printf(out, "#EXT-X-PLAYLIST-TYPE:VOD\n");
}
if((hls->flags & HLS_DISCONT_START) && sequence==hls->start_sequence && hls->discontinuity_set==0 ){
avio_printf(out, "#EXT-X-DISCONTINUITY\n");
hls->discontinuity_set = 1;
}
for (en = hls->segments; en; en = en->next) {
if ((hls->encrypt || hls->key_info_file) && (!key_uri || strcmp(en->key_uri, key_uri) ||
av_strcasecmp(en->iv_string, iv_string))) {
avio_printf(out, "#EXT-X-KEY:METHOD=AES-128,URI=\"%s\"", en->key_uri);
if (*en->iv_string)
avio_printf(out, ",IV=0x%s", en->iv_string);
avio_printf(out, "\n");
key_uri = en->key_uri;
iv_string = en->iv_string;
}
if (en->discont) {
avio_printf(out, "#EXT-X-DISCONTINUITY\n");
}
if ((hls->segment_type == SEGMENT_TYPE_FMP4) && (en == hls->segments)) {
avio_printf(out, "#EXT-X-MAP:URI=\"%s\"", hls->fmp4_init_filename);
if (hls->flags & HLS_SINGLE_FILE) {
avio_printf(out, ",BYTERANGE=\"%"PRId64"@%"PRId64"\"", en->size, en->pos);
}
avio_printf(out, "\n");
} else {
if (hls->flags & HLS_ROUND_DURATIONS)
avio_printf(out, "#EXTINF:%ld,\n", lrint(en->duration));
else
avio_printf(out, "#EXTINF:%f,\n", en->duration);
if (byterange_mode)
avio_printf(out, "#EXT-X-BYTERANGE:%"PRId64"@%"PRId64"\n",
en->size, en->pos);
}
if (hls->flags & HLS_PROGRAM_DATE_TIME) {
time_t tt, wrongsecs;
int milli;
struct tm *tm, tmpbuf;
char buf0[128], buf1[128];
tt = (int64_t)prog_date_time;
milli = av_clip(lrint(1000*(prog_date_time - tt)), 0, 999);
tm = localtime_r(&tt, &tmpbuf);
strftime(buf0, sizeof(buf0), "%Y-%m-%dT%H:%M:%S", tm);
if (!strftime(buf1, sizeof(buf1), "%z", tm) || buf1[1]<'0' ||buf1[1]>'2') {
int tz_min, dst = tm->tm_isdst;
tm = gmtime_r(&tt, &tmpbuf);
tm->tm_isdst = dst;
wrongsecs = mktime(tm);
tz_min = (abs(wrongsecs - tt) + 30) / 60;
snprintf(buf1, sizeof(buf1),
"%c%02d%02d",
wrongsecs <= tt ? '+' : '-',
tz_min / 60,
tz_min % 60);
}
avio_printf(out, "#EXT-X-PROGRAM-DATE-TIME:%s.%03d%s\n", buf0, milli, buf1);
prog_date_time += en->duration;
}
if (!((hls->segment_type == SEGMENT_TYPE_FMP4) && (en == hls->segments))) {
if (hls->baseurl)
avio_printf(out, "%s", hls->baseurl);
avio_printf(out, "%s\n", en->filename);
}
}
if (last && (hls->flags & HLS_OMIT_ENDLIST)==0)
avio_printf(out, "#EXT-X-ENDLIST\n");
if( hls->vtt_m3u8_name ) {
if ((ret = s->io_open(s, &sub_out, hls->vtt_m3u8_name, AVIO_FLAG_WRITE, &options)) < 0)
goto fail;
write_m3u8_head_block(hls, sub_out, version, target_duration, sequence);
for (en = hls->segments; en; en = en->next) {
avio_printf(sub_out, "#EXTINF:%f,\n", en->duration);
if (byterange_mode)
avio_printf(sub_out, "#EXT-X-BYTERANGE:%"PRIi64"@%"PRIi64"\n",
en->size, en->pos);
if (hls->baseurl)
avio_printf(sub_out, "%s", hls->baseurl);
avio_printf(sub_out, "%s\n", en->sub_filename);
}
if (last)
avio_printf(sub_out, "#EXT-X-ENDLIST\n");
}
fail:
av_dict_free(&options);
ff_format_io_close(s, &out);
ff_format_io_close(s, &sub_out);
if (ret >= 0 && use_rename)
ff_rename(temp_filename, s->filename, s);
return ret;
}
| 7,297 |
FFmpeg | c3ab0004ae4dffc32494ae84dd15cfaa909a7884 | 1 | static inline void RENAME(nv12ToUV)(uint8_t *dstU, uint8_t *dstV,
const uint8_t *src1, const uint8_t *src2,
int width, uint32_t *unused)
{
RENAME(nvXXtoUV)(dstU, dstV, src1, width);
}
| 7,298 |
qemu | c47ee043dc2cc85da710e87524144a720598c096 | 1 | void blk_eject(BlockBackend *blk, bool eject_flag)
{
BlockDriverState *bs = blk_bs(blk);
char *id;
/* blk_eject is only called by qdevified devices */
assert(!blk->legacy_dev);
if (bs) {
bdrv_eject(bs, eject_flag);
id = blk_get_attached_dev_id(blk);
qapi_event_send_device_tray_moved(blk_name(blk), id,
eject_flag, &error_abort);
g_free(id);
}
}
| 7,299 |
qemu | ee640c625e190a0c0e6b8966adc0e4720fb75200 | 1 | static void megasas_scsi_realize(PCIDevice *dev, Error **errp)
{
DeviceState *d = DEVICE(dev);
MegasasState *s = MEGASAS(dev);
MegasasBaseClass *b = MEGASAS_DEVICE_GET_CLASS(s);
uint8_t *pci_conf;
int i, bar_type;
Error *err = NULL;
int ret;
pci_conf = dev->config;
/* PCI latency timer = 0 */
pci_conf[PCI_LATENCY_TIMER] = 0;
/* Interrupt pin 1 */
pci_conf[PCI_INTERRUPT_PIN] = 0x01;
if (s->msi != ON_OFF_AUTO_OFF) {
ret = msi_init(dev, 0x50, 1, true, false, &err);
/* Any error other than -ENOTSUP(board's MSI support is broken)
* is a programming error */
assert(!ret || ret == -ENOTSUP);
if (ret && s->msi == ON_OFF_AUTO_ON) {
/* Can't satisfy user's explicit msi=on request, fail */
error_append_hint(&err, "You have to use msi=auto (default) or "
"msi=off with this machine type.\n");
error_propagate(errp, err);
return;
} else if (ret) {
/* With msi=auto, we fall back to MSI off silently */
s->msi = ON_OFF_AUTO_OFF;
error_free(err);
}
}
memory_region_init_io(&s->mmio_io, OBJECT(s), &megasas_mmio_ops, s,
"megasas-mmio", 0x4000);
memory_region_init_io(&s->port_io, OBJECT(s), &megasas_port_ops, s,
"megasas-io", 256);
memory_region_init_io(&s->queue_io, OBJECT(s), &megasas_queue_ops, s,
"megasas-queue", 0x40000);
if (megasas_use_msix(s) &&
msix_init(dev, 15, &s->mmio_io, b->mmio_bar, 0x2000,
&s->mmio_io, b->mmio_bar, 0x3800, 0x68)) {
s->msix = ON_OFF_AUTO_OFF;
}
if (pci_is_express(dev)) {
pcie_endpoint_cap_init(dev, 0xa0);
}
bar_type = PCI_BASE_ADDRESS_SPACE_MEMORY | PCI_BASE_ADDRESS_MEM_TYPE_64;
pci_register_bar(dev, b->ioport_bar,
PCI_BASE_ADDRESS_SPACE_IO, &s->port_io);
pci_register_bar(dev, b->mmio_bar, bar_type, &s->mmio_io);
pci_register_bar(dev, 3, bar_type, &s->queue_io);
if (megasas_use_msix(s)) {
msix_vector_use(dev, 0);
}
s->fw_state = MFI_FWSTATE_READY;
if (!s->sas_addr) {
s->sas_addr = ((NAA_LOCALLY_ASSIGNED_ID << 24) |
IEEE_COMPANY_LOCALLY_ASSIGNED) << 36;
s->sas_addr |= (pci_bus_num(dev->bus) << 16);
s->sas_addr |= (PCI_SLOT(dev->devfn) << 8);
s->sas_addr |= PCI_FUNC(dev->devfn);
}
if (!s->hba_serial) {
s->hba_serial = g_strdup(MEGASAS_HBA_SERIAL);
}
if (s->fw_sge >= MEGASAS_MAX_SGE - MFI_PASS_FRAME_SIZE) {
s->fw_sge = MEGASAS_MAX_SGE - MFI_PASS_FRAME_SIZE;
} else if (s->fw_sge >= 128 - MFI_PASS_FRAME_SIZE) {
s->fw_sge = 128 - MFI_PASS_FRAME_SIZE;
} else {
s->fw_sge = 64 - MFI_PASS_FRAME_SIZE;
}
if (s->fw_cmds > MEGASAS_MAX_FRAMES) {
s->fw_cmds = MEGASAS_MAX_FRAMES;
}
trace_megasas_init(s->fw_sge, s->fw_cmds,
megasas_is_jbod(s) ? "jbod" : "raid");
if (megasas_is_jbod(s)) {
s->fw_luns = MFI_MAX_SYS_PDS;
} else {
s->fw_luns = MFI_MAX_LD;
}
s->producer_pa = 0;
s->consumer_pa = 0;
for (i = 0; i < s->fw_cmds; i++) {
s->frames[i].index = i;
s->frames[i].context = -1;
s->frames[i].pa = 0;
s->frames[i].state = s;
}
scsi_bus_new(&s->bus, sizeof(s->bus), DEVICE(dev),
&megasas_scsi_info, NULL);
if (!d->hotplugged) {
scsi_bus_legacy_handle_cmdline(&s->bus, errp);
}
}
| 7,300 |
qemu | b0b1d69079fcb9453f45aade9e9f6b71422147b0 | 1 | int kvm_arch_debug(struct kvm_debug_exit_arch *arch_info)
{
int handle = 0;
int n;
if (arch_info->exception == 1) {
if (arch_info->dr6 & (1 << 14)) {
if (cpu_single_env->singlestep_enabled)
handle = 1;
} else {
for (n = 0; n < 4; n++)
if (arch_info->dr6 & (1 << n))
switch ((arch_info->dr7 >> (16 + n*4)) & 0x3) {
case 0x0:
handle = 1;
break;
case 0x1:
handle = 1;
cpu_single_env->watchpoint_hit = &hw_watchpoint;
hw_watchpoint.vaddr = hw_breakpoint[n].addr;
hw_watchpoint.flags = BP_MEM_WRITE;
break;
case 0x3:
handle = 1;
cpu_single_env->watchpoint_hit = &hw_watchpoint;
hw_watchpoint.vaddr = hw_breakpoint[n].addr;
hw_watchpoint.flags = BP_MEM_ACCESS;
break;
}
}
} else if (kvm_find_sw_breakpoint(cpu_single_env, arch_info->pc))
handle = 1;
if (!handle)
kvm_update_guest_debug(cpu_single_env,
(arch_info->exception == 1) ?
KVM_GUESTDBG_INJECT_DB : KVM_GUESTDBG_INJECT_BP);
return handle;
}
| 7,301 |
FFmpeg | df8aa4598c7cc1c2f863f6fc6b2d4b3e6dc7345e | 1 | static int mpegts_read_packet(AVFormatContext *s,
AVPacket *pkt)
{
MpegTSContext *ts = s->priv_data;
int ret, i;
ts->pkt = pkt;
ret = handle_packets(ts, 0);
if (ret < 0) {
/* flush pes data left */
for (i = 0; i < NB_PID_MAX; i++) {
if (ts->pids[i] && ts->pids[i]->type == MPEGTS_PES) {
PESContext *pes = ts->pids[i]->u.pes_filter.opaque;
if (pes->state == MPEGTS_PAYLOAD && pes->data_index > 0) {
new_pes_packet(pes, pkt);
pes->state = MPEGTS_SKIP;
ret = 0;
break;
}
}
}
}
if (!ret && pkt->size < 0)
ret = AVERROR(EINTR);
return ret;
} | 7,302 |
qemu | 9366f4186025e1d8fc3bebd41fb714521c170b6f | 1 | static int qemu_savevm_state(QEMUFile *f)
{
SaveStateEntry *se;
int len, ret;
int64_t cur_pos, len_pos, total_len_pos;
qemu_put_be32(f, QEMU_VM_FILE_MAGIC);
qemu_put_be32(f, QEMU_VM_FILE_VERSION);
total_len_pos = qemu_ftell(f);
qemu_put_be64(f, 0); /* total size */
for(se = first_se; se != NULL; se = se->next) {
if (se->save_state == NULL)
/* this one has a loader only, for backwards compatibility */
continue;
/* ID string */
len = strlen(se->idstr);
qemu_put_byte(f, len);
qemu_put_buffer(f, (uint8_t *)se->idstr, len);
qemu_put_be32(f, se->instance_id);
qemu_put_be32(f, se->version_id);
/* record size: filled later */
len_pos = qemu_ftell(f);
qemu_put_be32(f, 0);
se->save_state(f, se->opaque);
/* fill record size */
cur_pos = qemu_ftell(f);
len = cur_pos - len_pos - 4;
qemu_fseek(f, len_pos, SEEK_SET);
qemu_put_be32(f, len);
qemu_fseek(f, cur_pos, SEEK_SET);
}
cur_pos = qemu_ftell(f);
qemu_fseek(f, total_len_pos, SEEK_SET);
qemu_put_be64(f, cur_pos - total_len_pos - 8);
qemu_fseek(f, cur_pos, SEEK_SET);
ret = 0;
return ret;
}
| 7,303 |
FFmpeg | e9064c9ce8ed18c3a3aab61e58e663b8f5b0c551 | 1 | static void cmv_decode_inter(CmvContext * s, const uint8_t *buf, const uint8_t *buf_end){
const uint8_t *raw = buf + (s->avctx->width*s->avctx->height/16);
int x,y,i;
i = 0;
for(y=0; y<s->avctx->height/4; y++)
for(x=0; x<s->avctx->width/4 && buf+i<buf_end; x++) {
if (buf[i]==0xFF) {
unsigned char *dst = s->frame.data[0] + (y*4)*s->frame.linesize[0] + x*4;
if (raw+16<buf_end && *raw==0xFF) { /* intra */
raw++;
memcpy(dst, raw, 4);
memcpy(dst+s->frame.linesize[0], raw+4, 4);
memcpy(dst+2*s->frame.linesize[0], raw+8, 4);
memcpy(dst+3*s->frame.linesize[0], raw+12, 4);
raw+=16;
}else if(raw<buf_end) { /* inter using second-last frame as reference */
int xoffset = (*raw & 0xF) - 7;
int yoffset = ((*raw >> 4)) - 7;
if (s->last2_frame.data[0])
cmv_motcomp(s->frame.data[0], s->frame.linesize[0],
s->last2_frame.data[0], s->last2_frame.linesize[0],
x*4, y*4, xoffset, yoffset, s->avctx->width, s->avctx->height);
raw++;
}
}else{ /* inter using last frame as reference */
int xoffset = (buf[i] & 0xF) - 7;
int yoffset = ((buf[i] >> 4)) - 7;
cmv_motcomp(s->frame.data[0], s->frame.linesize[0],
s->last_frame.data[0], s->last_frame.linesize[0],
x*4, y*4, xoffset, yoffset, s->avctx->width, s->avctx->height);
}
i++;
}
}
| 7,304 |
qemu | 8f94a6e40e46cbc8e8014da825d25824b1803b34 | 1 | int bdrv_open(BlockDriverState *bs, const char *filename, QDict *options,
int flags, BlockDriver *drv, Error **errp)
{
int ret;
/* TODO: extra byte is a hack to ensure MAX_PATH space on Windows. */
char tmp_filename[PATH_MAX + 1];
BlockDriverState *file = NULL;
QDict *file_options = NULL;
const char *drvname;
Error *local_err = NULL;
/* NULL means an empty set of options */
if (options == NULL) {
options = qdict_new();
}
bs->options = options;
options = qdict_clone_shallow(options);
/* For snapshot=on, create a temporary qcow2 overlay */
if (flags & BDRV_O_SNAPSHOT) {
BlockDriverState *bs1;
int64_t total_size;
BlockDriver *bdrv_qcow2;
QEMUOptionParameter *create_options;
char backing_filename[PATH_MAX];
if (qdict_size(options) != 0) {
error_setg(errp, "Can't use snapshot=on with driver-specific options");
ret = -EINVAL;
goto fail;
}
assert(filename != NULL);
/* if snapshot, we create a temporary backing file and open it
instead of opening 'filename' directly */
/* if there is a backing file, use it */
bs1 = bdrv_new("");
ret = bdrv_open(bs1, filename, NULL, 0, drv, &local_err);
if (ret < 0) {
bdrv_unref(bs1);
goto fail;
}
total_size = bdrv_getlength(bs1) & BDRV_SECTOR_MASK;
bdrv_unref(bs1);
ret = get_tmp_filename(tmp_filename, sizeof(tmp_filename));
if (ret < 0) {
error_setg_errno(errp, -ret, "Could not get temporary filename");
goto fail;
}
/* Real path is meaningless for protocols */
if (path_has_protocol(filename)) {
snprintf(backing_filename, sizeof(backing_filename),
"%s", filename);
} else if (!realpath(filename, backing_filename)) {
error_setg_errno(errp, errno, "Could not resolve path '%s'", filename);
ret = -errno;
goto fail;
}
bdrv_qcow2 = bdrv_find_format("qcow2");
create_options = parse_option_parameters("", bdrv_qcow2->create_options,
NULL);
set_option_parameter_int(create_options, BLOCK_OPT_SIZE, total_size);
set_option_parameter(create_options, BLOCK_OPT_BACKING_FILE,
backing_filename);
if (drv) {
set_option_parameter(create_options, BLOCK_OPT_BACKING_FMT,
drv->format_name);
}
ret = bdrv_create(bdrv_qcow2, tmp_filename, create_options, &local_err);
free_option_parameters(create_options);
if (ret < 0) {
error_setg_errno(errp, -ret, "Could not create temporary overlay "
"'%s': %s", tmp_filename,
error_get_pretty(local_err));
error_free(local_err);
local_err = NULL;
goto fail;
}
filename = tmp_filename;
drv = bdrv_qcow2;
bs->is_temporary = 1;
}
/* Open image file without format layer */
if (flags & BDRV_O_RDWR) {
flags |= BDRV_O_ALLOW_RDWR;
}
qdict_extract_subqdict(options, &file_options, "file.");
ret = bdrv_file_open(&file, filename, file_options,
bdrv_open_flags(bs, flags | BDRV_O_UNMAP), &local_err);
if (ret < 0) {
goto fail;
}
/* Find the right image format driver */
drvname = qdict_get_try_str(options, "driver");
if (drvname) {
drv = bdrv_find_whitelisted_format(drvname, !(flags & BDRV_O_RDWR));
qdict_del(options, "driver");
}
if (!drv) {
ret = find_image_format(file, filename, &drv, &local_err);
}
if (!drv) {
goto unlink_and_fail;
}
/* Open the image */
ret = bdrv_open_common(bs, file, options, flags, drv, &local_err);
if (ret < 0) {
goto unlink_and_fail;
}
if (bs->file != file) {
bdrv_unref(file);
file = NULL;
}
/* If there is a backing file, use it */
if ((flags & BDRV_O_NO_BACKING) == 0) {
QDict *backing_options;
qdict_extract_subqdict(options, &backing_options, "backing.");
ret = bdrv_open_backing_file(bs, backing_options, &local_err);
if (ret < 0) {
goto close_and_fail;
}
}
/* Check if any unknown options were used */
if (qdict_size(options) != 0) {
const QDictEntry *entry = qdict_first(options);
error_setg(errp, "Block format '%s' used by device '%s' doesn't "
"support the option '%s'", drv->format_name, bs->device_name,
entry->key);
ret = -EINVAL;
goto close_and_fail;
}
QDECREF(options);
if (!bdrv_key_required(bs)) {
bdrv_dev_change_media_cb(bs, true);
}
return 0;
unlink_and_fail:
if (file != NULL) {
bdrv_unref(file);
}
if (bs->is_temporary) {
unlink(filename);
}
fail:
QDECREF(bs->options);
QDECREF(options);
bs->options = NULL;
if (error_is_set(&local_err)) {
error_propagate(errp, local_err);
}
return ret;
close_and_fail:
bdrv_close(bs);
QDECREF(options);
if (error_is_set(&local_err)) {
error_propagate(errp, local_err);
}
return ret;
}
| 7,305 |
FFmpeg | 552a99957f7c6f6ed13795caee7ab7b9deb5d76e | 1 | static int qdm2_parse_packet(AVFormatContext *s, PayloadContext *qdm,
AVStream *st, AVPacket *pkt,
uint32_t *timestamp,
const uint8_t *buf, int len, int flags)
{
int res = AVERROR_INVALIDDATA, n;
const uint8_t *end = buf + len, *p = buf;
if (len > 0) {
if (len < 2)
return AVERROR_INVALIDDATA;
/* configuration block */
if (*p == 0xff) {
if (qdm->n_pkts > 0) {
av_log(s, AV_LOG_WARNING,
"Out of sequence config - dropping queue\n");
qdm->n_pkts = 0;
memset(qdm->len, 0, sizeof(qdm->len));
}
if ((res = qdm2_parse_config(qdm, st, ++p, end)) < 0)
return res;
p += res;
/* We set codec_id to CODEC_ID_NONE initially to
* delay decoder initialization since extradata is
* carried within the RTP stream, not SDP. Here,
* by setting codec_id to CODEC_ID_QDM2, we are signalling
* to the decoder that it is OK to initialize. */
st->codec->codec_id = CODEC_ID_QDM2;
}
/* subpackets */
while (end - p >= 4) {
if ((res = qdm2_parse_subpacket(qdm, st, p, end)) < 0)
return res;
p += res;
}
qdm->timestamp = *timestamp;
if (++qdm->n_pkts < qdm->subpkts_per_block)
qdm->cache = 0;
for (n = 0; n < 0x80; n++)
if (qdm->len[n] > 0)
qdm->cache++;
}
/* output the subpackets into freshly created superblock structures */
if (!qdm->cache || (res = qdm2_restore_block(qdm, st, pkt)) < 0)
return res;
if (--qdm->cache == 0)
qdm->n_pkts = 0;
*timestamp = qdm->timestamp;
qdm->timestamp = RTP_NOTS_VALUE;
return (qdm->cache > 0) ? 1 : 0;
} | 7,306 |
FFmpeg | 7c00e9d8aed8511c44281d7b05562578a3fcd4c8 | 1 | av_cold void ff_ac3dsp_init_x86(AC3DSPContext *c, int bit_exact)
{
int mm_flags = av_get_cpu_flags();
if (EXTERNAL_MMX(mm_flags)) {
c->ac3_exponent_min = ff_ac3_exponent_min_mmx;
c->ac3_max_msb_abs_int16 = ff_ac3_max_msb_abs_int16_mmx;
c->ac3_lshift_int16 = ff_ac3_lshift_int16_mmx;
c->ac3_rshift_int32 = ff_ac3_rshift_int32_mmx;
}
if (EXTERNAL_AMD3DNOW(mm_flags)) {
c->extract_exponents = ff_ac3_extract_exponents_3dnow;
if (!bit_exact) {
c->float_to_fixed24 = ff_float_to_fixed24_3dnow;
}
}
if (EXTERNAL_MMXEXT(mm_flags)) {
c->ac3_exponent_min = ff_ac3_exponent_min_mmxext;
c->ac3_max_msb_abs_int16 = ff_ac3_max_msb_abs_int16_mmxext;
}
if (EXTERNAL_SSE(mm_flags)) {
c->float_to_fixed24 = ff_float_to_fixed24_sse;
}
if (EXTERNAL_SSE2(mm_flags)) {
c->ac3_exponent_min = ff_ac3_exponent_min_sse2;
c->ac3_max_msb_abs_int16 = ff_ac3_max_msb_abs_int16_sse2;
c->float_to_fixed24 = ff_float_to_fixed24_sse2;
c->compute_mantissa_size = ff_ac3_compute_mantissa_size_sse2;
c->extract_exponents = ff_ac3_extract_exponents_sse2;
if (!(mm_flags & AV_CPU_FLAG_SSE2SLOW)) {
c->ac3_lshift_int16 = ff_ac3_lshift_int16_sse2;
c->ac3_rshift_int32 = ff_ac3_rshift_int32_sse2;
}
}
if (EXTERNAL_SSSE3(mm_flags)) {
c->ac3_max_msb_abs_int16 = ff_ac3_max_msb_abs_int16_ssse3;
if (!(mm_flags & AV_CPU_FLAG_ATOM)) {
c->extract_exponents = ff_ac3_extract_exponents_ssse3;
}
}
#if HAVE_SSE_INLINE && HAVE_7REGS
if (INLINE_SSE(mm_flags)) {
c->downmix = ac3_downmix_sse;
}
#endif
}
| 7,307 |
qemu | 100b5e0170e86661aaf830869be930a1a201ed08 | 0 | void tcg_context_init(TCGContext *s)
{
int op, total_args, n;
TCGOpDef *def;
TCGArgConstraint *args_ct;
int *sorted_args;
memset(s, 0, sizeof(*s));
s->nb_globals = 0;
/* Count total number of arguments and allocate the corresponding
space */
total_args = 0;
for(op = 0; op < NB_OPS; op++) {
def = &tcg_op_defs[op];
n = def->nb_iargs + def->nb_oargs;
total_args += n;
}
args_ct = g_malloc(sizeof(TCGArgConstraint) * total_args);
sorted_args = g_malloc(sizeof(int) * total_args);
for(op = 0; op < NB_OPS; op++) {
def = &tcg_op_defs[op];
def->args_ct = args_ct;
def->sorted_args = sorted_args;
n = def->nb_iargs + def->nb_oargs;
sorted_args += n;
args_ct += n;
}
/* Register helpers. */
#define GEN_HELPER 2
#include "helper.h"
tcg_target_init(s);
}
| 7,310 |
qemu | a8170e5e97ad17ca169c64ba87ae2f53850dab4c | 0 | void macio_nvram_setup_bar(MacIONVRAMState *s, MemoryRegion *bar,
target_phys_addr_t mem_base)
{
memory_region_add_subregion(bar, mem_base, &s->mem);
}
| 7,311 |
qemu | 32bafa8fdd098d52fbf1102d5a5e48d29398c0aa | 0 | int qemu_input_key_value_to_scancode(const KeyValue *value, bool down,
int *codes)
{
int keycode = qemu_input_key_value_to_number(value);
int count = 0;
if (value->type == KEY_VALUE_KIND_QCODE &&
value->u.qcode == Q_KEY_CODE_PAUSE) {
/* specific case */
int v = down ? 0 : 0x80;
codes[count++] = 0xe1;
codes[count++] = 0x1d | v;
codes[count++] = 0x45 | v;
return count;
}
if (keycode & SCANCODE_GREY) {
codes[count++] = SCANCODE_EMUL0;
keycode &= ~SCANCODE_GREY;
}
if (!down) {
keycode |= SCANCODE_UP;
}
codes[count++] = keycode;
return count;
}
| 7,312 |
qemu | 7e70cdba9f220bef3f3481c663c066c2b80469aa | 0 | static void coroutine_fn verify_self(void *opaque)
{
g_assert(qemu_coroutine_self() == opaque);
}
| 7,313 |
qemu | da1fcfda59a6bcbdf58d49243fbced455f2bf78a | 0 | void net_set_boot_mask(int net_boot_mask)
{
int i;
/* Only the first four NICs may be bootable */
net_boot_mask = net_boot_mask & 0xF;
for (i = 0; i < nb_nics; i++) {
if (net_boot_mask & (1 << i)) {
net_boot_mask &= ~(1 << i);
}
}
if (net_boot_mask) {
fprintf(stderr, "Cannot boot from non-existent NIC\n");
exit(1);
}
}
| 7,314 |
qemu | 44701ab71ad854e6be567a6294f4665f36651076 | 0 | void msix_reset(PCIDevice *dev)
{
if (!(dev->cap_present & QEMU_PCI_CAP_MSIX))
return;
msix_free_irq_entries(dev);
dev->config[dev->msix_cap + MSIX_CONTROL_OFFSET] &=
~dev->wmask[dev->msix_cap + MSIX_CONTROL_OFFSET];
memset(dev->msix_table_page, 0, MSIX_PAGE_SIZE);
msix_mask_all(dev, dev->msix_entries_nr);
}
| 7,317 |
qemu | 375cb560295484b88898262ebf400eff9a011206 | 0 | static void pl110_write(void *opaque, hwaddr offset,
uint64_t val, unsigned size)
{
pl110_state *s = (pl110_state *)opaque;
int n;
/* For simplicity invalidate the display whenever a control register
is written to. */
s->invalidate = 1;
if (offset >= 0x200 && offset < 0x400) {
/* Palette. */
n = (offset - 0x200) >> 2;
s->raw_palette[(offset - 0x200) >> 2] = val;
pl110_update_palette(s, n);
return;
}
switch (offset >> 2) {
case 0: /* LCDTiming0 */
s->timing[0] = val;
n = ((val & 0xfc) + 4) * 4;
pl110_resize(s, n, s->rows);
break;
case 1: /* LCDTiming1 */
s->timing[1] = val;
n = (val & 0x3ff) + 1;
pl110_resize(s, s->cols, n);
break;
case 2: /* LCDTiming2 */
s->timing[2] = val;
break;
case 3: /* LCDTiming3 */
s->timing[3] = val;
break;
case 4: /* LCDUPBASE */
s->upbase = val;
break;
case 5: /* LCDLPBASE */
s->lpbase = val;
break;
case 6: /* LCDIMSC */
if (s->version != PL110) {
goto control;
}
imsc:
s->int_mask = val;
pl110_update(s);
break;
case 7: /* LCDControl */
if (s->version != PL110) {
goto imsc;
}
control:
s->cr = val;
s->bpp = (val >> 1) & 7;
if (pl110_enabled(s)) {
qemu_console_resize(s->ds, s->cols, s->rows);
}
break;
case 10: /* LCDICR */
s->int_status &= ~val;
pl110_update(s);
break;
default:
hw_error("pl110_write: Bad offset %x\n", (int)offset);
}
}
| 7,318 |
FFmpeg | c5ea3a009b15a3334ca469885303182e9f218836 | 0 | static int process_input(void)
{
InputFile *ifile;
AVFormatContext *is;
InputStream *ist;
AVPacket pkt;
int ret, i, j;
int file_index;
/* select the stream that we must read now */
file_index = select_input_file();
/* if none, if is finished */
if (file_index == -2) {
poll_filters() ;
return AVERROR(EAGAIN);
}
if (file_index < 0) {
if (got_eagain()) {
reset_eagain();
av_usleep(10000);
return AVERROR(EAGAIN);
}
av_log(NULL, AV_LOG_VERBOSE, "No more inputs to read from, finishing.\n");
return AVERROR_EOF;
}
ifile = input_files[file_index];
is = ifile->ctx;
ret = get_input_packet(ifile, &pkt);
if (ret == AVERROR(EAGAIN)) {
ifile->eagain = 1;
return ret;
}
if (ret < 0) {
if (ret != AVERROR_EOF) {
print_error(is->filename, ret);
if (exit_on_error)
exit_program(1);
}
ifile->eof_reached = 1;
for (i = 0; i < ifile->nb_streams; i++) {
ist = input_streams[ifile->ist_index + i];
if (ist->decoding_needed)
output_packet(ist, NULL);
poll_filters();
}
if (opt_shortest)
return AVERROR_EOF;
else
return AVERROR(EAGAIN);
}
reset_eagain();
if (do_pkt_dump) {
av_pkt_dump_log2(NULL, AV_LOG_DEBUG, &pkt, do_hex_dump,
is->streams[pkt.stream_index]);
}
/* the following test is needed in case new streams appear
dynamically in stream : we ignore them */
if (pkt.stream_index >= ifile->nb_streams) {
report_new_stream(file_index, &pkt);
goto discard_packet;
}
ist = input_streams[ifile->ist_index + pkt.stream_index];
if (ist->discard)
goto discard_packet;
if(!ist->wrap_correction_done && input_files[file_index]->ctx->start_time != AV_NOPTS_VALUE && ist->st->pts_wrap_bits < 64){
uint64_t stime = av_rescale_q(input_files[file_index]->ctx->start_time, AV_TIME_BASE_Q, ist->st->time_base);
uint64_t stime2= stime + (1LL<<ist->st->pts_wrap_bits);
ist->wrap_correction_done = 1;
if(pkt.dts != AV_NOPTS_VALUE && pkt.dts > stime && pkt.dts - stime > stime2 - pkt.dts) {
pkt.dts -= 1LL<<ist->st->pts_wrap_bits;
ist->wrap_correction_done = 0;
}
if(pkt.pts != AV_NOPTS_VALUE && pkt.pts > stime && pkt.pts - stime > stime2 - pkt.pts) {
pkt.pts -= 1LL<<ist->st->pts_wrap_bits;
ist->wrap_correction_done = 0;
}
}
if (pkt.dts != AV_NOPTS_VALUE)
pkt.dts += av_rescale_q(ifile->ts_offset, AV_TIME_BASE_Q, ist->st->time_base);
if (pkt.pts != AV_NOPTS_VALUE)
pkt.pts += av_rescale_q(ifile->ts_offset, AV_TIME_BASE_Q, ist->st->time_base);
if (pkt.pts != AV_NOPTS_VALUE)
pkt.pts *= ist->ts_scale;
if (pkt.dts != AV_NOPTS_VALUE)
pkt.dts *= ist->ts_scale;
if (debug_ts) {
av_log(NULL, AV_LOG_INFO, "demuxer -> ist_index:%d type:%s "
"next_dts:%s next_dts_time:%s next_pts:%s next_pts_time:%s pkt_pts:%s pkt_pts_time:%s pkt_dts:%s pkt_dts_time:%s off:%"PRId64"\n",
ifile->ist_index + pkt.stream_index, av_get_media_type_string(ist->st->codec->codec_type),
av_ts2str(ist->next_dts), av_ts2timestr(ist->next_dts, &AV_TIME_BASE_Q),
av_ts2str(ist->next_pts), av_ts2timestr(ist->next_pts, &AV_TIME_BASE_Q),
av_ts2str(pkt.pts), av_ts2timestr(pkt.pts, &ist->st->time_base),
av_ts2str(pkt.dts), av_ts2timestr(pkt.dts, &ist->st->time_base),
input_files[ist->file_index]->ts_offset);
}
if (pkt.dts != AV_NOPTS_VALUE && ist->next_dts != AV_NOPTS_VALUE &&
!copy_ts) {
int64_t pkt_dts = av_rescale_q(pkt.dts, ist->st->time_base, AV_TIME_BASE_Q);
int64_t delta = pkt_dts - ist->next_dts;
if (is->iformat->flags & AVFMT_TS_DISCONT) {
if(delta < -1LL*dts_delta_threshold*AV_TIME_BASE ||
(delta > 1LL*dts_delta_threshold*AV_TIME_BASE &&
ist->st->codec->codec_type != AVMEDIA_TYPE_SUBTITLE) ||
pkt_dts+1<ist->pts){
ifile->ts_offset -= delta;
av_log(NULL, AV_LOG_DEBUG,
"timestamp discontinuity %"PRId64", new offset= %"PRId64"\n",
delta, ifile->ts_offset);
pkt.dts -= av_rescale_q(delta, AV_TIME_BASE_Q, ist->st->time_base);
if (pkt.pts != AV_NOPTS_VALUE)
pkt.pts -= av_rescale_q(delta, AV_TIME_BASE_Q, ist->st->time_base);
}
} else {
if ( delta < -1LL*dts_error_threshold*AV_TIME_BASE ||
(delta > 1LL*dts_error_threshold*AV_TIME_BASE && ist->st->codec->codec_type != AVMEDIA_TYPE_SUBTITLE) ||
pkt_dts+1<ist->pts){
av_log(NULL, AV_LOG_WARNING, "DTS %"PRId64", next:%"PRId64" st:%d invalid dropping\n", pkt.dts, ist->next_dts, pkt.stream_index);
pkt.dts = AV_NOPTS_VALUE;
}
if (pkt.pts != AV_NOPTS_VALUE){
int64_t pkt_pts = av_rescale_q(pkt.pts, ist->st->time_base, AV_TIME_BASE_Q);
delta = pkt_pts - ist->next_dts;
if ( delta < -1LL*dts_error_threshold*AV_TIME_BASE ||
(delta > 1LL*dts_error_threshold*AV_TIME_BASE && ist->st->codec->codec_type != AVMEDIA_TYPE_SUBTITLE) ||
pkt_pts+1<ist->pts) {
av_log(NULL, AV_LOG_WARNING, "PTS %"PRId64", next:%"PRId64" invalid dropping st:%d\n", pkt.pts, ist->next_dts, pkt.stream_index);
pkt.pts = AV_NOPTS_VALUE;
}
}
}
}
sub2video_heartbeat(ist, pkt.pts);
if ((ret = output_packet(ist, &pkt)) < 0 ||
((ret = poll_filters()) < 0 && ret != AVERROR_EOF)) {
char buf[128];
av_strerror(ret, buf, sizeof(buf));
av_log(NULL, AV_LOG_ERROR, "Error while decoding stream #%d:%d: %s\n",
ist->file_index, ist->st->index, buf);
if (exit_on_error)
exit_program(1);
av_free_packet(&pkt);
return AVERROR(EAGAIN);
}
discard_packet:
av_free_packet(&pkt);
return 0;
}
| 7,319 |
qemu | cd42d5b23691ad73edfd6dbcfc935a960a9c5a65 | 0 | static inline void gen_intermediate_code_internal(AlphaCPU *cpu,
TranslationBlock *tb,
bool search_pc)
{
CPUState *cs = CPU(cpu);
CPUAlphaState *env = &cpu->env;
DisasContext ctx, *ctxp = &ctx;
target_ulong pc_start;
target_ulong pc_mask;
uint32_t insn;
uint16_t *gen_opc_end;
CPUBreakpoint *bp;
int j, lj = -1;
ExitStatus ret;
int num_insns;
int max_insns;
pc_start = tb->pc;
gen_opc_end = tcg_ctx.gen_opc_buf + OPC_MAX_SIZE;
ctx.tb = tb;
ctx.pc = pc_start;
ctx.mem_idx = cpu_mmu_index(env);
ctx.implver = env->implver;
ctx.singlestep_enabled = cs->singlestep_enabled;
/* ??? Every TB begins with unset rounding mode, to be initialized on
the first fp insn of the TB. Alternately we could define a proper
default for every TB (e.g. QUAL_RM_N or QUAL_RM_D) and make sure
to reset the FP_STATUS to that default at the end of any TB that
changes the default. We could even (gasp) dynamiclly figure out
what default would be most efficient given the running program. */
ctx.tb_rm = -1;
/* Similarly for flush-to-zero. */
ctx.tb_ftz = -1;
num_insns = 0;
max_insns = tb->cflags & CF_COUNT_MASK;
if (max_insns == 0) {
max_insns = CF_COUNT_MASK;
}
if (in_superpage(&ctx, pc_start)) {
pc_mask = (1ULL << 41) - 1;
} else {
pc_mask = ~TARGET_PAGE_MASK;
}
gen_tb_start();
do {
if (unlikely(!QTAILQ_EMPTY(&cs->breakpoints))) {
QTAILQ_FOREACH(bp, &cs->breakpoints, entry) {
if (bp->pc == ctx.pc) {
gen_excp(&ctx, EXCP_DEBUG, 0);
break;
}
}
}
if (search_pc) {
j = tcg_ctx.gen_opc_ptr - tcg_ctx.gen_opc_buf;
if (lj < j) {
lj++;
while (lj < j)
tcg_ctx.gen_opc_instr_start[lj++] = 0;
}
tcg_ctx.gen_opc_pc[lj] = ctx.pc;
tcg_ctx.gen_opc_instr_start[lj] = 1;
tcg_ctx.gen_opc_icount[lj] = num_insns;
}
if (num_insns + 1 == max_insns && (tb->cflags & CF_LAST_IO)) {
gen_io_start();
}
insn = cpu_ldl_code(env, ctx.pc);
num_insns++;
if (unlikely(qemu_loglevel_mask(CPU_LOG_TB_OP | CPU_LOG_TB_OP_OPT))) {
tcg_gen_debug_insn_start(ctx.pc);
}
TCGV_UNUSED_I64(ctx.zero);
TCGV_UNUSED_I64(ctx.sink);
TCGV_UNUSED_I64(ctx.lit);
ctx.pc += 4;
ret = translate_one(ctxp, insn);
if (!TCGV_IS_UNUSED_I64(ctx.sink)) {
tcg_gen_discard_i64(ctx.sink);
tcg_temp_free(ctx.sink);
}
if (!TCGV_IS_UNUSED_I64(ctx.zero)) {
tcg_temp_free(ctx.zero);
}
if (!TCGV_IS_UNUSED_I64(ctx.lit)) {
tcg_temp_free(ctx.lit);
}
/* If we reach a page boundary, are single stepping,
or exhaust instruction count, stop generation. */
if (ret == NO_EXIT
&& ((ctx.pc & pc_mask) == 0
|| tcg_ctx.gen_opc_ptr >= gen_opc_end
|| num_insns >= max_insns
|| singlestep
|| ctx.singlestep_enabled)) {
ret = EXIT_PC_STALE;
}
} while (ret == NO_EXIT);
if (tb->cflags & CF_LAST_IO) {
gen_io_end();
}
switch (ret) {
case EXIT_GOTO_TB:
case EXIT_NORETURN:
break;
case EXIT_PC_STALE:
tcg_gen_movi_i64(cpu_pc, ctx.pc);
/* FALLTHRU */
case EXIT_PC_UPDATED:
if (ctx.singlestep_enabled) {
gen_excp_1(EXCP_DEBUG, 0);
} else {
tcg_gen_exit_tb(0);
}
break;
default:
abort();
}
gen_tb_end(tb, num_insns);
*tcg_ctx.gen_opc_ptr = INDEX_op_end;
if (search_pc) {
j = tcg_ctx.gen_opc_ptr - tcg_ctx.gen_opc_buf;
lj++;
while (lj <= j)
tcg_ctx.gen_opc_instr_start[lj++] = 0;
} else {
tb->size = ctx.pc - pc_start;
tb->icount = num_insns;
}
#ifdef DEBUG_DISAS
if (qemu_loglevel_mask(CPU_LOG_TB_IN_ASM)) {
qemu_log("IN: %s\n", lookup_symbol(pc_start));
log_target_disas(env, pc_start, ctx.pc - pc_start, 1);
qemu_log("\n");
}
#endif
}
| 7,320 |
qemu | 59800ec8e52bcfa271fa61fb0aae19205ef1b7f1 | 0 | uint64_t helper_fctiwz(CPUPPCState *env, uint64_t arg)
{
CPU_DoubleU farg;
farg.ll = arg;
if (unlikely(float64_is_signaling_nan(farg.d))) {
/* sNaN conversion */
farg.ll = fload_invalid_op_excp(env, POWERPC_EXCP_FP_VXSNAN |
POWERPC_EXCP_FP_VXCVI);
} else if (unlikely(float64_is_quiet_nan(farg.d) ||
float64_is_infinity(farg.d))) {
/* qNan / infinity conversion */
farg.ll = fload_invalid_op_excp(env, POWERPC_EXCP_FP_VXCVI);
} else {
farg.ll = float64_to_int32_round_to_zero(farg.d, &env->fp_status);
/* XXX: higher bits are not supposed to be significant.
* to make tests easier, return the same as a real PowerPC 750
*/
farg.ll |= 0xFFF80000ULL << 32;
}
return farg.ll;
}
| 7,321 |
qemu | b60c60070c0df4ef01d5c727929fe0e93e6fdd09 | 0 | POWERPC_FAMILY(POWER8E)(ObjectClass *oc, void *data)
{
DeviceClass *dc = DEVICE_CLASS(oc);
PowerPCCPUClass *pcc = POWERPC_CPU_CLASS(oc);
dc->fw_name = "PowerPC,POWER8";
dc->desc = "POWER8E";
dc->props = powerpc_servercpu_properties;
pcc->pvr_match = ppc_pvr_match_power8;
pcc->pcr_mask = PCR_COMPAT_2_05 | PCR_COMPAT_2_06;
pcc->init_proc = init_proc_POWER8;
pcc->check_pow = check_pow_nocheck;
pcc->insns_flags = PPC_INSNS_BASE | PPC_ISEL | PPC_STRING | PPC_MFTB |
PPC_FLOAT | PPC_FLOAT_FSEL | PPC_FLOAT_FRES |
PPC_FLOAT_FSQRT | PPC_FLOAT_FRSQRTE |
PPC_FLOAT_FRSQRTES |
PPC_FLOAT_STFIWX |
PPC_FLOAT_EXT |
PPC_CACHE | PPC_CACHE_ICBI | PPC_CACHE_DCBZ |
PPC_MEM_SYNC | PPC_MEM_EIEIO |
PPC_MEM_TLBIE | PPC_MEM_TLBSYNC |
PPC_64B | PPC_64BX | PPC_ALTIVEC |
PPC_SEGMENT_64B | PPC_SLBI |
PPC_POPCNTB | PPC_POPCNTWD;
pcc->insns_flags2 = PPC2_VSX | PPC2_VSX207 | PPC2_DFP | PPC2_DBRX |
PPC2_PERM_ISA206 | PPC2_DIVE_ISA206 |
PPC2_ATOMIC_ISA206 | PPC2_FP_CVT_ISA206 |
PPC2_FP_TST_ISA206 | PPC2_BCTAR_ISA207 |
PPC2_LSQ_ISA207 | PPC2_ALTIVEC_207 |
PPC2_ISA205 | PPC2_ISA207S;
pcc->msr_mask = (1ull << MSR_SF) |
(1ull << MSR_TM) |
(1ull << MSR_VR) |
(1ull << MSR_VSX) |
(1ull << MSR_EE) |
(1ull << MSR_PR) |
(1ull << MSR_FP) |
(1ull << MSR_ME) |
(1ull << MSR_FE0) |
(1ull << MSR_SE) |
(1ull << MSR_DE) |
(1ull << MSR_FE1) |
(1ull << MSR_IR) |
(1ull << MSR_DR) |
(1ull << MSR_PMM) |
(1ull << MSR_RI) |
(1ull << MSR_LE);
pcc->mmu_model = POWERPC_MMU_2_06;
#if defined(CONFIG_SOFTMMU)
pcc->handle_mmu_fault = ppc_hash64_handle_mmu_fault;
#endif
pcc->excp_model = POWERPC_EXCP_POWER7;
pcc->bus_model = PPC_FLAGS_INPUT_POWER7;
pcc->bfd_mach = bfd_mach_ppc64;
pcc->flags = POWERPC_FLAG_VRE | POWERPC_FLAG_SE |
POWERPC_FLAG_BE | POWERPC_FLAG_PMM |
POWERPC_FLAG_BUS_CLK | POWERPC_FLAG_CFAR |
POWERPC_FLAG_VSX;
pcc->l1_dcache_size = 0x8000;
pcc->l1_icache_size = 0x8000;
pcc->interrupts_big_endian = ppc_cpu_interrupts_big_endian_lpcr;
}
| 7,323 |
qemu | a8170e5e97ad17ca169c64ba87ae2f53850dab4c | 0 | static void patch_instruction(VAPICROMState *s, CPUX86State *env, target_ulong ip)
{
target_phys_addr_t paddr;
VAPICHandlers *handlers;
uint8_t opcode[2];
uint32_t imm32;
if (smp_cpus == 1) {
handlers = &s->rom_state.up;
} else {
handlers = &s->rom_state.mp;
}
pause_all_vcpus();
cpu_memory_rw_debug(env, ip, opcode, sizeof(opcode), 0);
switch (opcode[0]) {
case 0x89: /* mov r32 to r/m32 */
patch_byte(env, ip, 0x50 + modrm_reg(opcode[1])); /* push reg */
patch_call(s, env, ip + 1, handlers->set_tpr);
break;
case 0x8b: /* mov r/m32 to r32 */
patch_byte(env, ip, 0x90);
patch_call(s, env, ip + 1, handlers->get_tpr[modrm_reg(opcode[1])]);
break;
case 0xa1: /* mov abs to eax */
patch_call(s, env, ip, handlers->get_tpr[0]);
break;
case 0xa3: /* mov eax to abs */
patch_call(s, env, ip, handlers->set_tpr_eax);
break;
case 0xc7: /* mov imm32, r/m32 (c7/0) */
patch_byte(env, ip, 0x68); /* push imm32 */
cpu_memory_rw_debug(env, ip + 6, (void *)&imm32, sizeof(imm32), 0);
cpu_memory_rw_debug(env, ip + 1, (void *)&imm32, sizeof(imm32), 1);
patch_call(s, env, ip + 5, handlers->set_tpr);
break;
case 0xff: /* push r/m32 */
patch_byte(env, ip, 0x50); /* push eax */
patch_call(s, env, ip + 1, handlers->get_tpr_stack);
break;
default:
abort();
}
resume_all_vcpus();
paddr = cpu_get_phys_page_debug(env, ip);
paddr += ip & ~TARGET_PAGE_MASK;
tb_invalidate_phys_page_range(paddr, paddr + 1, 1);
}
| 7,328 |
qemu | b769d8fef6c06ddb39ef0337882a4f8872b9c2bc | 0 | void tlb_fill(unsigned long addr, int is_write, int is_user, void *retaddr)
{
TranslationBlock *tb;
CPUState *saved_env;
unsigned long pc;
int ret;
/* XXX: hack to restore env in all cases, even if not called from
generated code */
saved_env = env;
env = cpu_single_env;
{
unsigned long tlb_addrr, tlb_addrw;
int index;
index = (addr >> TARGET_PAGE_BITS) & (CPU_TLB_SIZE - 1);
tlb_addrr = env->tlb_read[is_user][index].address;
tlb_addrw = env->tlb_write[is_user][index].address;
#if 0
if (loglevel) {
fprintf(logfile,
"%s 1 %p %p idx=%d addr=0x%08lx tbl_addr=0x%08lx 0x%08lx "
"(0x%08lx 0x%08lx)\n", __func__, env,
&env->tlb_read[is_user][index], index, addr,
tlb_addrr, tlb_addrw, addr & TARGET_PAGE_MASK,
tlb_addrr & (TARGET_PAGE_MASK | TLB_INVALID_MASK));
}
#endif
}
ret = cpu_ppc_handle_mmu_fault(env, addr, is_write, is_user, 1);
if (ret) {
if (retaddr) {
/* now we have a real cpu fault */
pc = (unsigned long)retaddr;
tb = tb_find_pc(pc);
if (tb) {
/* the PC is inside the translated code. It means that we have
a virtual CPU fault */
cpu_restore_state(tb, env, pc, NULL);
}
}
do_raise_exception_err(env->exception_index, env->error_code);
}
{
unsigned long tlb_addrr, tlb_addrw;
int index;
index = (addr >> TARGET_PAGE_BITS) & (CPU_TLB_SIZE - 1);
tlb_addrr = env->tlb_read[is_user][index].address;
tlb_addrw = env->tlb_write[is_user][index].address;
#if 0
printf("%s 2 %p %p idx=%d addr=0x%08lx tbl_addr=0x%08lx 0x%08lx "
"(0x%08lx 0x%08lx)\n", __func__, env,
&env->tlb_read[is_user][index], index, addr,
tlb_addrr, tlb_addrw, addr & TARGET_PAGE_MASK,
tlb_addrr & (TARGET_PAGE_MASK | TLB_INVALID_MASK));
#endif
}
env = saved_env;
}
| 7,329 |
FFmpeg | 9588ec340c3f33c7474b4cd2893046cfdaee42bf | 0 | static inline int get_cabac_cbf_ctx( H264Context *h, int cat, int idx ) {
int nza, nzb;
int ctx = 0;
if( cat == 0 ) {
nza = h->left_cbp&0x100;
nzb = h-> top_cbp&0x100;
} else if( cat == 1 || cat == 2 ) {
nza = h->non_zero_count_cache[scan8[idx] - 1];
nzb = h->non_zero_count_cache[scan8[idx] - 8];
} else if( cat == 3 ) {
nza = (h->left_cbp>>(6+idx))&0x01;
nzb = (h-> top_cbp>>(6+idx))&0x01;
} else {
assert(cat == 4);
nza = h->non_zero_count_cache[scan8[16+idx] - 1];
nzb = h->non_zero_count_cache[scan8[16+idx] - 8];
}
if( nza > 0 )
ctx++;
if( nzb > 0 )
ctx += 2;
return ctx + 4 * cat;
}
| 7,330 |
qemu | b5ec5ce0e39d6e7ea707d5604a5f6d567dfd2f48 | 0 | static void add_flagname_to_bitmaps(const char *flagname, uint32_t *features,
uint32_t *ext_features,
uint32_t *ext2_features,
uint32_t *ext3_features,
uint32_t *kvm_features)
{
int i;
int found = 0;
for ( i = 0 ; i < 32 ; i++ )
if (feature_name[i] && !strcmp (flagname, feature_name[i])) {
*features |= 1 << i;
found = 1;
}
for ( i = 0 ; i < 32 ; i++ )
if (ext_feature_name[i] && !strcmp (flagname, ext_feature_name[i])) {
*ext_features |= 1 << i;
found = 1;
}
for ( i = 0 ; i < 32 ; i++ )
if (ext2_feature_name[i] && !strcmp (flagname, ext2_feature_name[i])) {
*ext2_features |= 1 << i;
found = 1;
}
for ( i = 0 ; i < 32 ; i++ )
if (ext3_feature_name[i] && !strcmp (flagname, ext3_feature_name[i])) {
*ext3_features |= 1 << i;
found = 1;
}
for ( i = 0 ; i < 32 ; i++ )
if (kvm_feature_name[i] && !strcmp (flagname, kvm_feature_name[i])) {
*kvm_features |= 1 << i;
found = 1;
}
if (!found) {
fprintf(stderr, "CPU feature %s not found\n", flagname);
}
}
| 7,333 |
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