text
stringlengths 0
2.2M
|
---|
curValue_ = (curValue_ * (curN_ - 1) +
|
af::sum<double>((output - target) * (output - target))) /
|
curN_;
|
}
|
double MSEMeter::value() const {
|
return curValue_;
|
}
|
} // namespace fl
|
/*
|
* Copyright 2015 The Android Open Source Project
|
*
|
* Licensed under the Apache License, Version 2.0 (the "License");
|
* you may not use this file except in compliance with the License.
|
* You may obtain a copy of the License at
|
*
|
* http://www.apache.org/licenses/LICENSE-2.0
|
*
|
* Unless required by applicable law or agreed to in writing, software
|
* distributed under the License is distributed on an "AS IS" BASIS,
|
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
* See the License for the specific language governing permissions and
|
* limitations under the License.
|
*/
|
#include "stdio.h"
|
#include <algorithm>
|
#include <sys/types.h>
|
#include "FlowGraphNode.h"
|
using namespace FLOWGRAPH_OUTER_NAMESPACE::flowgraph;
|
/***************************************************************************/
|
int32_t FlowGraphNode::pullData(int32_t numFrames, int64_t callCount) {
|
int32_t frameCount = numFrames;
|
// Prevent recursion and multiple execution of nodes.
|
if (callCount > mLastCallCount) {
|
mLastCallCount = callCount;
|
if (mDataPulledAutomatically) {
|
// Pull from all the upstream nodes.
|
for (auto &port : mInputPorts) {
|
// TODO fix bug of leaving unused data in some ports if using multiple AudioSource
|
frameCount = port.get().pullData(callCount, frameCount);
|
}
|
}
|
if (frameCount > 0) {
|
frameCount = onProcess(frameCount);
|
}
|
mLastFrameCount = frameCount;
|
} else {
|
frameCount = mLastFrameCount;
|
}
|
return frameCount;
|
}
|
void FlowGraphNode::pullReset() {
|
if (!mBlockRecursion) {
|
mBlockRecursion = true; // for cyclic graphs
|
// Pull reset from all the upstream nodes.
|
for (auto &port : mInputPorts) {
|
port.get().pullReset();
|
}
|
mBlockRecursion = false;
|
reset();
|
}
|
}
|
void FlowGraphNode::reset() {
|
mLastFrameCount = 0;
|
mLastCallCount = kInitialCallCount;
|
}
|
/***************************************************************************/
|
FlowGraphPortFloat::FlowGraphPortFloat(FlowGraphNode &parent,
|
int32_t samplesPerFrame,
|
int32_t framesPerBuffer)
|
: FlowGraphPort(parent, samplesPerFrame)
|
, mFramesPerBuffer(framesPerBuffer)
|
, mBuffer(nullptr) {
|
size_t numFloats = static_cast<size_t>(framesPerBuffer * getSamplesPerFrame());
|
mBuffer = std::make_unique<float[]>(numFloats);
|
}
|
/***************************************************************************/
|
int32_t FlowGraphPortFloatOutput::pullData(int64_t callCount, int32_t numFrames) {
|
numFrames = std::min(getFramesPerBuffer(), numFrames);
|
return mContainingNode.pullData(numFrames, callCount);
|
}
|
void FlowGraphPortFloatOutput::pullReset() {
|
mContainingNode.pullReset();
|
}
|
// These need to be in the .cpp file because of forward cross references.
|
void FlowGraphPortFloatOutput::connect(FlowGraphPortFloatInput *port) {
|
port->connect(this);
|
}
|
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