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Aegisub
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Code Issues Releases Wiki Activity

Remove the audio resync code from VideoContext. It didn't actually work with the threaded video provider and should be unneccesary as video now always plays back at full speed (dropping frames if needed). 

Originally committed to SVN as r5965.
This commit is contained in:
Thomas Goyne 2011-12-05 05:27:05 +00:00
parent 8ab9ba77ae
commit c26e61f209
4 changed files with 0 additions and 36 deletions
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8
aegisub/src/video_box.cpp
View File

@ -143,9 +143,6 @@ VideoBox::VideoBox(wxWindow *parent, bool isDetached, agi::Context *context)
UpdateTimeBoxes(); UpdateTimeBoxes();
Bind(wxEVT_COMMAND_BUTTON_CLICKED, &VideoBox::OnButton, this);
Bind(wxEVT_COMMAND_TOGGLEBUTTON_CLICKED, &VideoBox::OnButton, this);
slots.push_back(context->videoController->AddSeekListener(&VideoBox::UpdateTimeBoxes, this)); slots.push_back(context->videoController->AddSeekListener(&VideoBox::UpdateTimeBoxes, this));
slots.push_back(context->videoController->AddKeyframesListener(&VideoBox::UpdateTimeBoxes, this)); slots.push_back(context->videoController->AddKeyframesListener(&VideoBox::UpdateTimeBoxes, this));
slots.push_back(context->videoController->AddTimecodesListener(&VideoBox::UpdateTimeBoxes, this)); slots.push_back(context->videoController->AddTimecodesListener(&VideoBox::UpdateTimeBoxes, this));
@ -159,11 +156,6 @@ VideoBox::~VideoBox() {
context->selectionController->RemoveSelectionListener(this); context->selectionController->RemoveSelectionListener(this);
} }
void VideoBox::OnButton(wxCommandEvent &evt) {
context->videoController->EnableAudioSync(!wxGetMouseState().CmdDown());
evt.Skip();
}
void VideoBox::UpdateTimeBoxes() { void VideoBox::UpdateTimeBoxes() {
if (!context->videoController->IsLoaded()) return; if (!context->videoController->IsLoaded()) return;

3
aegisub/src/video_box.h
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@ -67,9 +67,6 @@ class VideoBox : public wxPanel, private SelectionListener<AssDialogue> {
wxTextCtrl *VideoSubsPos; ///< Time relative to the active subtitle line wxTextCtrl *VideoSubsPos; ///< Time relative to the active subtitle line
wxComboBox *zoomBox; wxComboBox *zoomBox;
/// Handle a click on the play/pause buttons
void OnButton(wxCommandEvent &evt);
/// Update VideoPosition and VideoSubsPos /// Update VideoPosition and VideoSubsPos
void UpdateTimeBoxes(); void UpdateTimeBoxes();

17
aegisub/src/video_context.cpp
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@ -75,7 +75,6 @@ VideoContext::VideoContext()
, startMS(0) , startMS(0)
, endFrame(0) , endFrame(0)
, nextFrame(-1) , nextFrame(-1)
, keepAudioSync(true)
, frame_n(0) , frame_n(0)
, arValue(1.) , arValue(1.)
, arType(0) , arType(0)
@ -431,26 +430,10 @@ void VideoContext::OnPlayTimer(wxTimerEvent &) {
return; return;
} }
// Next frame is before or over 2 frames ahead, so force audio resync
if (context->audioController->IsPlaying() && keepAudioSync && (nextFrame < frame_n || nextFrame > frame_n + 2)) {
context->audioController->ResyncPlaybackPosition(context->audioController->SamplesFromMilliseconds(TimeAtFrame(nextFrame)));
}
// Jump to next frame // Jump to next frame
frame_n = nextFrame; frame_n = nextFrame;
GetFrameAsync(frame_n); GetFrameAsync(frame_n);
Seek(frame_n); Seek(frame_n);
// Sync audio
if (keepAudioSync && nextFrame % 10 == 0 && context->audioController->IsPlaying()) {
int64_t audPos = context->audioController->SamplesFromMilliseconds(TimeAtFrame(nextFrame));
int64_t curPos = context->audioController->GetPlaybackPosition();
int delta = int(audPos-curPos);
if (delta < 0) delta = -delta;
int maxDelta = context->audioController->SamplesFromMilliseconds(1000);
if (delta > maxDelta) context->audioController->ResyncPlaybackPosition(audPos);
}
} }
double VideoContext::GetARFromType(int type) const { double VideoContext::GetARFromType(int type) const {

8
aegisub/src/video_context.h
View File

@ -107,9 +107,6 @@ class VideoContext : public wxEvtHandler {
/// DOCME /// DOCME
int nextFrame; int nextFrame;
/// DOCME
bool keepAudioSync;
/// DOCME /// DOCME
int frame_n; int frame_n;
@ -174,11 +171,6 @@ public:
/// @brief Does the video file loaded have muxed subtitles that we can load? /// @brief Does the video file loaded have muxed subtitles that we can load?
bool HasSubtitles() const { return hasSubtitles; } bool HasSubtitles() const { return hasSubtitles; }
/// @brief DOCME
/// @param sync
/// @return
void EnableAudioSync(bool sync = true) { keepAudioSync = sync; }
/// @brief Get the width of the currently open video /// @brief Get the width of the currently open video
int GetWidth() const; int GetWidth() const;