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cache waveforms at clip level

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This commit is contained in:
itsmattkc
2022-05-22 20:54:59 -07:00
parent b99fb32954
commit f124ad3178
21 changed files with 429 additions and 329 deletions
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app/node/block/clip/clip.cpp
+31 -6
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@@ -105,13 +105,7 @@ void ClipBlock::set_length_and_media_in(const rational &length)
if (!reverse()) {
// Calculate media_in adjustment
rational proposed_media_in = SequenceToMediaTime(this->length() - length, false, true);
waveform_.TrimIn(proposed_media_in - media_in());
set_media_in(proposed_media_in);
} else {
// Trim waveform out point
waveform_.TrimIn(this->length() - length);
}
super::set_length_and_media_in(length);
@@ -187,6 +181,19 @@ void ClipBlock::InvalidateCache(const TimeRange& range, const QString& from, int
// If signal is from texture input, transform all times from media time to sequence time
if (from == kBufferIn) {
Track::Type type = GetTrackType();
if (type == Track::kVideo || type == Track::kAudio) {
if (Node *connected = GetConnectedOutput(from, element)) {
TimeRange max_range = InputTimeAdjustment(from, element, TimeRange(0, length()));
if (type == Track::kVideo) {
emit connected->video_frame_cache()->Request(range.Intersected(max_range), true);
} else if (type == Track::kAudio) {
emit connected->audio_playback_cache()->Request(range.Intersected(max_range), true);
}
}
}
// Adjust range from media time to sequence time
TimeRange adj;
double speed_value = speed();
@@ -238,6 +245,24 @@ void ClipBlock::LinkChangeEvent()
}
}
void ClipBlock::InputConnectedEvent(const QString &input, int element, Node *output)
{
super::InputConnectedEvent(input, element, output);
if (input == kBufferIn) {
connect(output->audio_playback_cache(), &AudioPlaybackCache::WaveformUpdated, this, &Block::PreviewChanged);
}
}
void ClipBlock::InputDisconnectedEvent(const QString &input, int element, Node *output)
{
super::InputDisconnectedEvent(input, element, output);
if (input == kBufferIn) {
disconnect(output->audio_playback_cache(), &AudioPlaybackCache::WaveformUpdated, this, &Block::PreviewChanged);
}
}
TimeRange ClipBlock::InputTimeAdjustment(const QString& input, int element, const TimeRange& input_time) const
{
Q_UNUSED(element)