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got a LOT of work down on the footage viewer

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This commit is contained in:
itsmattkc
2018-10-18 11:43:21 +11:00
parent 20a264554c
commit b8deb5d415
19 changed files with 117 additions and 120 deletions
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playback/audio.cpp
+6 -6
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@@ -75,14 +75,14 @@ void clear_audio_ibuffer() {
audio_ibuffer_read = 0;
}
int get_buffer_offset_from_frame(long frame) {
int get_buffer_offset_from_frame(Sequence* s, long frame) {
// currently debugging this function. since it has a high potential of failure and isn't actually fatal, we only assert on debug mode
#ifdef QT_DEBUG
Q_ASSERT(frame >= audio_ibuffer_frame);
return qFloor(av_samples_get_buffer_size(NULL, av_get_channel_layout_nb_channels(sequence->audio_layout), qRound(((frame-audio_ibuffer_frame)/sequence->frame_rate)*sequence->audio_frequency), AV_SAMPLE_FMT_S16, 1)/4)*4;
return qFloor(av_samples_get_buffer_size(NULL, av_get_channel_layout_nb_channels(s->audio_layout), qRound(((frame-audio_ibuffer_frame)/s->frame_rate)*s->audio_frequency), AV_SAMPLE_FMT_S16, 1)/4)*4;
#else
if (frame >= audio_ibuffer_frame) {
return qFloor(av_samples_get_buffer_size(NULL, av_get_channel_layout_nb_channels(sequence->audio_layout), qRound(((frame-audio_ibuffer_frame)/sequence->frame_rate)*sequence->audio_frequency), AV_SAMPLE_FMT_S16, 1)/4)*4;
return qFloor(av_samples_get_buffer_size(NULL, av_get_channel_layout_nb_channels(s->audio_layout), qRound(((frame-audio_ibuffer_frame)/s->frame_rate)*s->audio_frequency), AV_SAMPLE_FMT_S16, 1)/4)*4;
} else {
qDebug() << "[WARNING] Invalid values passed to get_buffer_offset_from_frame";
return 0;
@@ -113,7 +113,7 @@ void AudioSenderThread::run() {
cond.wait(&lock);
if (close) {
break;
} else if (panel_sequence_viewer->playing) {
} else if (panel_sequence_viewer->playing || panel_footage_viewer->playing) {
int written_bytes = 0;
int adjusted_read_index = audio_ibuffer_read%audio_ibuffer_size;
@@ -143,14 +143,14 @@ int AudioSenderThread::send_audio_to_output(int offset, int max) {
int channel_count = av_get_channel_layout_nb_channels(sequence->audio_layout);
long sample_cache_playhead = panel_timeline->ui->audio_monitor->sample_cache_offset + (panel_timeline->ui->audio_monitor->sample_cache.size()/channel_count);
int next_buffer_offset, buffer_offset_adjusted, i;
int buffer_offset = get_buffer_offset_from_frame(sample_cache_playhead);
int buffer_offset = get_buffer_offset_from_frame(sequence, sample_cache_playhead);
if (samples.size() != channel_count) samples.resize(channel_count);
samples.fill(0);
// TODO: I don't like this, but i'm not sure if there's a smarter way to do it
while (buffer_offset < audio_ibuffer_limit) {
sample_cache_playhead++;
next_buffer_offset = qMin(get_buffer_offset_from_frame(sample_cache_playhead), audio_ibuffer_limit);
next_buffer_offset = qMin(get_buffer_offset_from_frame(sequence, sample_cache_playhead), audio_ibuffer_limit);
while (buffer_offset < next_buffer_offset) {
for (i=0;i<samples.size();i++) {
buffer_offset_adjusted = buffer_offset%audio_ibuffer_size;