void VerifyParamTypeFail(int paramNum) {
VMRegAnchor _;
const ActRec* ar = curFrame();
const Func* func = ar->m_func;
const TypeConstraint& tc = func->params()[paramNum].typeConstraint();
TypedValue* tv = frame_local(ar, paramNum);
assert(!tc.check(tv, func));
tc.verifyFail(func, paramNum, tv);
}
//////////////////
// Actually parse
void MatroskaWrapper::Parse() {
// Clear keyframes and timecodes
keyFrames.Clear();
bytePos.Clear();
timecodes.clear();
// Get info
int tracks = mkv_GetNumTracks(file);
TrackInfo *trackInfo;
SegmentInfo *segInfo = mkv_GetFileInfo(file);
// Parse tracks
for (int track=0; track<tracks; track++) {
trackInfo = mkv_GetTrackInfo(file,track);
// Video track
if (trackInfo->Type == 1) {
// Variables
ulonglong startTime, endTime, filePos;
unsigned int rt, frameSize, frameFlags;
CompressedStream *cs = NULL;
// Timecode scale
__int64 timecodeScale = mkv_TruncFloat(trackInfo->TimecodeScale) * segInfo->TimecodeScale;
// Mask other tracks away
mkv_SetTrackMask(file, ~(1 << track));
// Progress bar
int totalTime = double(segInfo->Duration) / timecodeScale;
volatile bool canceled = false;
DialogProgress *progress = new DialogProgress(NULL,_("Parsing Matroska"),&canceled,_("Reading keyframe and timecode data from Matroska file."),0,totalTime);
progress->Show();
progress->SetProgress(0,1);
// Read frames
int frameN = 0;
while (mkv_ReadFrame(file,0,&rt,&startTime,&endTime,&filePos,&frameSize,&frameFlags) == 0) {
// Read value
double curTime = double(startTime) / 1000000.0;
frames.push_back(MkvFrame((frameFlags & FRAME_KF) != 0,curTime,filePos));
frameN++;
// Cancelled?
if (canceled) {
Close();
throw _T("Canceled");
}
// Update progress
progress->SetProgress(curTime,totalTime);
}
// Clean up progress
if (!canceled) progress->Destroy();
break;
}
}
// Copy raw
for (std::list<MkvFrame>::iterator cur=frames.begin(); cur!=frames.end(); cur++) {
rawFrames.push_back(*cur);
}
// Process timecodes and keyframes
frames.sort();
MkvFrame curFrame(false,0,0);
int i = 0;
for (std::list<MkvFrame>::iterator cur=frames.begin(); cur!=frames.end(); cur++) {
curFrame = *cur;
if (curFrame.isKey) keyFrames.Add(i);
bytePos.Add(curFrame.filePos);
timecodes.push_back(curFrame.time);
i++;
}
}
