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simplified and optimized samplebuffer

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This commit is contained in:
itsmattkc
2022-05-09 14:55:51 -07:00
parent 58c4600d04
commit bb0fedabba
47 changed files with 214 additions and 252 deletions
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app/node/block/transition/crossdissolve/crossdissolvetransition.cpp
+11 -11
View File
@@ -60,27 +60,27 @@ void CrossDissolveTransition::ShaderJobEvent(const NodeValueRow &value, ShaderJo
job.SetAlphaChannelRequired(GenerateJob::kAlphaForceOn);
}
void CrossDissolveTransition::SampleJobEvent(SampleBufferPtr from_samples, SampleBufferPtr to_samples, SampleBufferPtr out_samples, double time_in) const
void CrossDissolveTransition::SampleJobEvent(const SampleBuffer &from_samples, const SampleBuffer &to_samples, SampleBuffer &out_samples, double time_in) const
{
for (int i=0; i<out_samples->sample_count(); i++) {
double this_sample_time = out_samples->audio_params().samples_to_time(i).toDouble() + time_in;
for (int i=0; i<out_samples.sample_count(); i++) {
double this_sample_time = out_samples.audio_params().samples_to_time(i).toDouble() + time_in;
double progress = GetTotalProgress(this_sample_time);
for (int j=0; j<out_samples->audio_params().channel_count(); j++) {
out_samples->data(j)[i] = 0;
for (int j=0; j<out_samples.audio_params().channel_count(); j++) {
out_samples.data(j)[i] = 0;
if (from_samples) {
if (i < from_samples->sample_count()) {
out_samples->data(j)[i] += from_samples->data(j)[i] * TransformCurve(1.0 - progress);
if (from_samples.is_allocated()) {
if (i < from_samples.sample_count()) {
out_samples.data(j)[i] += from_samples.data(j)[i] * TransformCurve(1.0 - progress);
}
}
if (to_samples) {
if (to_samples.is_allocated()) {
// Offset input samples from the end
int in_index = i - (out_samples->sample_count() - to_samples->sample_count());
int in_index = i - (out_samples.sample_count() - to_samples.sample_count());
if (in_index >= 0) {
out_samples->data(j)[i] += to_samples->data(j)[in_index] * TransformCurve(progress);
out_samples.data(j)[i] += to_samples.data(j)[in_index] * TransformCurve(progress);
}
}
}