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Frame data does need to be uploaded to the video card on every change as the subtitles and video frame are not seperate.

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Originally committed to SVN as r4633.
This commit is contained in:
Thomas Goyne 2010-06-28 07:39:42 +00:00
parent a3ff2cc746
commit b0afd8659c
3 changed files with 43 additions and 34 deletions
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2
aegisub/src/video_context.cpp
View file

@ -289,7 +289,7 @@ void VideoContext::SetVideo(const wxString &filename) {
hasSubtitles = MatroskaWrapper::HasSubtitles(filename);
}
UpdateDisplays(true, true);
UpdateDisplays(true);
}
catch (wxString &e) {

72
aegisub/src/video_display.cpp
View file

@ -162,6 +162,8 @@ void VideoDisplay::SetFrame(int frameNumber) {
VideoContext *context = VideoContext::Get();
ControlSlider->SetValue(frameNumber);
currentFrame = frameNumber;
// Get time for frame
{
int time = VFR_Output.GetTimeAtFrame(frameNumber, true, true);
@ -203,47 +205,51 @@ void VideoDisplay::SetFrame(int frameNumber) {
// Render the new frame
if (context->IsLoaded()) {
context->GetScriptSize(scriptW, scriptH);
if (!tool.get()) tool.reset(new VisualToolCross(this, video, toolBar));
tool->SetFrame(frameNumber);
AegiVideoFrame frame;
try {
frame = context->GetFrame(currentFrame);
}
catch (const wxChar *err) {
wxLogError(
L"Failed seeking video. The video file may be corrupt or incomplete.\n"
L"Error message reported: %s",
err);
}
catch (...) {
wxLogError(
L"Failed seeking video. The video file may be corrupt or incomplete.\n"
L"No further error message given.");
}
try {
videoOut->UploadFrameData(frame);
}
catch (const VideoOutInitException& err) {
wxLogError(
L"Failed to initialize video display. Closing other running programs and updating your video card drivers may fix this.\n"
L"Error message reported: %s",
err.GetMessage().c_str());
context->Reset();
}
catch (const VideoOutRenderException& err) {
wxLogError(
L"Could not upload video frame to graphics card.\n"
L"Error message reported: %s",
err.GetMessage().c_str());
}
UploadFrameData();
}
Render();
}
currentFrame = frameNumber;
void VideoDisplay::UploadFrameData() {
VideoContext *context = VideoContext::Get();
AegiVideoFrame frame;
try {
frame = context->GetFrame(currentFrame);
}
catch (const wxChar *err) {
wxLogError(
L"Failed seeking video. The video file may be corrupt or incomplete.\n"
L"Error message reported: %s",
err);
}
catch (...) {
wxLogError(
L"Failed seeking video. The video file may be corrupt or incomplete.\n"
L"No further error message given.");
}
try {
videoOut->UploadFrameData(frame);
}
catch (const VideoOutInitException& err) {
wxLogError(
L"Failed to initialize video display. Closing other running programs and updating your video card drivers may fix this.\n"
L"Error message reported: %s",
err.GetMessage().c_str());
context->Reset();
}
catch (const VideoOutRenderException& err) {
wxLogError(
L"Could not upload video frame to graphics card.\n"
L"Error message reported: %s",
err.GetMessage().c_str());
}
}
void VideoDisplay::Refresh() {
UploadFrameData();
if (!tool.get()) tool.reset(new VisualToolCross(this, video, toolBar));
tool->Refresh();
Render();
}

3
aegisub/src/video_display.h
View file

@ -96,6 +96,9 @@ class VideoDisplay: public wxGLCanvas {
/// @param alpha The alpha of the mask
void DrawOverscanMask(int sizeH, int sizeV, wxColor color, double alpha) const;
/// Upload the image for the current frame to the video card
void UploadFrameData();
/// @brief Paint event
void OnPaint(wxPaintEvent& event);
/// @brief Key event handler