itsmattkc
f0cd480540
Working structure implemented in previous commit into the audio renderer is complete in this commit.
46 lines
1.3 KiB
C++
46 lines
1.3 KiB
C++
#include "audioworker.h"
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AudioWorker::AudioWorker(QObject *parent) :
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AudioRenderWorker(parent)
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{
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}
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void AudioWorker::FrameToValue(StreamPtr stream, FramePtr frame, NodeValueTable *table)
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{
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Q_UNUSED(stream)
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table->Push(NodeParam::kSamples, frame->ToByteArray());
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}
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void AudioWorker::RunNodeAccelerated(const Node *node, const TimeRange &range, const NodeValueDatabase *input_params, NodeValueTable *output_params)
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{
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// Check if node processes samples
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if (!node->ProcessesSamplesFrom()) {
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return;
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}
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// Try to find the sample buffer in the table
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QVariant samples_var = (*input_params)[node->ProcessesSamplesFrom()].Get(NodeParam::kSamples);
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// If there isn't one, there's nothing to do
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if (samples_var.isNull()) {
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return;
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}
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QByteArray input_buffer = samples_var.toByteArray();
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QByteArray output_buffer(input_buffer.size(), 0);
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int sample_count = input_buffer.size() / audio_params().bytes_per_sample_per_channel();
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// FIXME: Hardcoded float sample format
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for (int i=0;i<sample_count;i++) {
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node->ProcessSamples(input_params,
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audio_params(),
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reinterpret_cast<const float*>(input_buffer.constData()),
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reinterpret_cast<float*>(output_buffer.data()),
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i);
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}
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output_params->Push(NodeParam::kSamples, output_buffer);
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}
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