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audio renderer/timeline: pass through channel count of waveform visualizations

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This commit is contained in:
itsmattkc
2020-04-05 19:59:14 +10:00
parent 56178648bd
commit 6ea52e4123
4 changed files with 45 additions and 11 deletions
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app/render/backend/audiorenderworker.cpp
+14 -2
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@@ -80,9 +80,10 @@ NodeValueTable AudioRenderWorker::RenderBlock(const TrackOutput *track, const Ti
// Save waveform to file
Block* src_block = static_cast<Block*>(copy_map_->value(b));
QDir local_appdata_dir(Config::Current()["DiskCachePath"].toString());
QDir waveform_loc = local_appdata_dir.filePath("waveform");
QDir waveform_loc = local_appdata_dir.filePath(QStringLiteral("waveform"));
waveform_loc.mkpath(".");
QFile wave_file(waveform_loc.filePath(QString::number(reinterpret_cast<quintptr>(src_block))));
QString wave_fn(waveform_loc.filePath(QString::number(reinterpret_cast<quintptr>(src_block))));
QFile wave_file(wave_fn);
if (wave_file.open(QFile::ReadWrite)) {
// We use S32 as a size-compatible substitute for SampleSummer::Sum which is 4 bytes in size
@@ -110,6 +111,17 @@ NodeValueTable AudioRenderWorker::RenderBlock(const TrackOutput *track, const Ti
wave_file.close();
// Write metadata about this waveform file
QFile wave_metadata(wave_fn.append(QStringLiteral(".meta")));
if (wave_metadata.open(QFile::WriteOnly)) {
SampleSummer::Info info;
info.channels = audio_params_.channel_count();
wave_metadata.write(reinterpret_cast<char*>(&info), sizeof(SampleSummer::Info));
wave_metadata.close();
}
if (src_block->type() == Block::kClip) {
emit static_cast<ClipBlock*>(src_block)->PreviewUpdated();
}