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app: improve video seeking

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This commit is contained in:
itsmattkc 2022-07-18 20:27:48 -07:00
parent 03f3d03af6
commit eebfc089d6
1 changed files with 5 additions and 2 deletions
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7
app/viewer/mediapanel.cpp
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@ -502,7 +502,7 @@ void MediaPanel::TimerUpdate()
{ {
float now = float(QDateTime::currentMSecsSinceEpoch() - m_PlaybackStart) * 0.001f; float now = float(QDateTime::currentMSecsSinceEpoch() - m_PlaybackStart) * 0.001f;
if (m_VideoStream) { if (m_VideoStream) {
VideoUpdate(now); VideoUpdate(now + m_PlaybackOffset);
if (!m_SliderPressed && m_SwsFrame->pts != AV_NOPTS_VALUE) { if (!m_SliderPressed && m_SwsFrame->pts != AV_NOPTS_VALUE) {
float percent = float(m_SwsFrame->pts) / float(m_VideoStream->duration); float percent = float(m_SwsFrame->pts) / float(m_VideoStream->duration);
@ -524,7 +524,10 @@ void MediaPanel::SliderPressed()
void MediaPanel::SliderMoved(int i) void MediaPanel::SliderMoved(int i)
{ {
if (m_VideoStream) { if (m_VideoStream) {
VideoUpdate(SliderValueToFloatSeconds(i, m_PlayheadSlider->maximum(), m_VideoStream)); float f = SliderValueToFloatSeconds(i, m_PlayheadSlider->maximum(), m_VideoStream);
m_PlaybackOffset = f;
m_PlaybackStart = QDateTime::currentMSecsSinceEpoch();
VideoUpdate(f);
} }
if (m_AudioStream) { if (m_AudioStream) {
AudioSeek(SliderValueToFloatSeconds(i, m_PlayheadSlider->maximum(), m_AudioStream)); AudioSeek(SliderValueToFloatSeconds(i, m_PlayheadSlider->maximum(), m_AudioStream));