Datasets:
shibing624
/
source_code

Dataset card Data Studio Files Community
2
text
stringlengths
0
2.2M
};
for (int i = 0; i < numElementsInArray (appleGenres); ++i)
if (tag == appleGenres[i])
return true;
return false;
}
static String read (InputStream& input, const uint32 length)
{
MemoryBlock mb;
input.skipNextBytes (4);
input.readIntoMemoryBlock (mb, (ssize_t) length - 4);
StringArray tagsArray;
auto* data = static_cast<const char*> (mb.getData());
auto* dataEnd = data + mb.getSize();
while (data < dataEnd)
{
bool isGenre = false;
if (isValidTag (data))
{
auto tag = String (CharPointer_UTF8 (data), CharPointer_UTF8 (dataEnd));
isGenre = isAppleGenre (tag);
tagsArray.add (tag);
}
data += isGenre ? 118 : 50;
if (data < dataEnd && data[0] == 0)
{
if (data + 52 < dataEnd && isValidTag (data + 50)) data += 50;
else if (data + 120 < dataEnd && isValidTag (data + 118)) data += 118;
else if (data + 170 < dataEnd && isValidTag (data + 168)) data += 168;
}
}
return tagsArray.joinIntoString (";");
}
}
//==============================================================================
namespace MarkChunk
{
static bool metaDataContainsZeroIdentifiers (const StringPairArray& values)
{
// (zero cue identifiers are valid for WAV but not for AIFF)
const String cueString ("Cue");
const String noteString ("CueNote");
const String identifierString ("Identifier");
for (auto& key : values.getAllKeys())
{
if (key.startsWith (noteString))
continue; // zero identifier IS valid in a COMT chunk
if (key.startsWith (cueString) && key.contains (identifierString))
if (values.getValue (key, "-1").getIntValue() == 0)
return true;
}
return false;
}
static void create (MemoryBlock& block, const StringPairArray& values)
{
auto numCues = values.getValue ("NumCuePoints", "0").getIntValue();
if (numCues > 0)
{
MemoryOutputStream out (block, false);
out.writeShortBigEndian ((short) numCues);
auto numCueLabels = values.getValue ("NumCueLabels", "0").getIntValue();
auto idOffset = metaDataContainsZeroIdentifiers (values) ? 1 : 0; // can't have zero IDs in AIFF
#if JUCE_DEBUG
Array<int> identifiers;
#endif
for (int i = 0; i < numCues; ++i)
{
auto prefixCue = "Cue" + String (i);
auto identifier = idOffset + values.getValue (prefixCue + "Identifier", "1").getIntValue();
#if JUCE_DEBUG
jassert (! identifiers.contains (identifier));
identifiers.add (identifier);
#endif
auto offset = values.getValue (prefixCue + "Offset", "0").getIntValue();
auto label = "CueLabel" + String (i);
for (int labelIndex = 0; labelIndex < numCueLabels; ++labelIndex)
{
auto prefixLabel = "CueLabel" + String (labelIndex);