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audio: merged all processors into single versatile object

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This commit is contained in:
itsmattkc
2022-05-05 15:28:32 -07:00
parent 8ba1b231a3
commit 9ec42c792a
14 changed files with 426 additions and 686 deletions
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app/render/renderprocessor.cpp
+28 -18
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@@ -25,9 +25,7 @@
#include <QVector3D>
#include <QVector4D>
#include "audio/packedprocessor.h"
#include "audio/planarprocessor.h"
#include "audio/tempoprocessor.h"
#include "audio/audioprocessor.h"
#include "node/block/clip/clip.h"
#include "node/block/transition/transition.h"
#include "node/project/project.h"
@@ -300,14 +298,10 @@ NodeValueTable RenderProcessor::GenerateBlockTable(const Track *track, const Tim
samples_from_this_block->silence();
} else if (!qFuzzyCompare(speed_value, 1.0)) {
if (clip_cast->maintain_audio_pitch()) {
PackedProcessor packer;
packer.Open(samples_from_this_block->audio_params());
AudioProcessor processor;
QByteArray packed = packer.Convert(samples_from_this_block);
if (!packed.isEmpty()) {
TempoProcessor tp;
tp.Open(samples_from_this_block->audio_params(), speed_value);
if (processor.Open(samples_from_this_block->audio_params(), samples_from_this_block->audio_params(), speed_value)) {
AudioProcessor::Buffer out;
// FIXME: This is not the best way to do this, the TempoProcessor works best
// when it's given a continuous stream of audio, which is challenging
@@ -315,15 +309,31 @@ NodeValueTable RenderProcessor::GenerateBlockTable(const Track *track, const Tim
// well on export (assuming audio is all generated at once on export), but
// users may hear clicks and pops in the audio during preview due to this
// approach.
tp.Push(packed);
tp.Flush();
packed = tp.Pull();
tp.Close();
int r = processor.Convert(samples_from_this_block->to_raw_ptrs(), samples_from_this_block->sample_count(), nullptr);
if (!packed.isEmpty()) {
PlanarProcessor planar;
planar.Open(samples_from_this_block->audio_params());
samples_from_this_block = planar.Convert(packed);
if (r < 0) {
qCritical() << "Failed to change tempo of audio:" << r;
} else {
processor.Flush();
processor.Convert(nullptr, 0, &out);
if (!out.empty()) {
int nb_samples = out.front().size() * samples_from_this_block->audio_params().bytes_per_sample_per_channel();
if (nb_samples) {
SampleBufferPtr new_samples = SampleBuffer::Create();
new_samples->set_audio_params(samples_from_this_block->audio_params());
new_samples->set_sample_count(nb_samples);
new_samples->allocate();
for (int i=0; i<out.size(); i++) {
memcpy(new_samples->data(i), out[i].data(), out[i].size());
}
samples_from_this_block = new_samples;
}
}
}
}
} else {