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Code Issues Releases Wiki Activity

Timecodes and keyframes are always sorted, so fix some code that assumed they could be unsorted 

Originally committed to SVN as r5083.
This commit is contained in:
Thomas Goyne 2010-12-31 23:53:23 +00:00
parent 17c07cc131
commit 4fdad923ad
3 changed files with 16 additions and 55 deletions
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1
aegisub/src/audio_controller.cpp
View File

@ -92,7 +92,6 @@ class AudioMarkerProviderKeyframes : public AudioMarkerProvider {
keyframe_samples.push_back(AudioMarkerKeyframe( keyframe_samples.push_back(AudioMarkerKeyframe(
controller->SamplesFromMilliseconds(vc->TimeAtFrame(raw_keyframes[i])))); controller->SamplesFromMilliseconds(vc->TimeAtFrame(raw_keyframes[i]))));
} }
std::sort(keyframe_samples.begin(), keyframe_samples.end());
AnnounceMarkerMoved(); AnnounceMarkerMoved();
} }

36
aegisub/src/mkv_wrap.cpp
View File

@ -199,46 +199,20 @@ void MatroskaWrapper::Parse() {
} }
} }
// Copy raw rawFrames.reserve(frames.size());
for (std::list<MkvFrame>::iterator cur=frames.begin();cur!=frames.end();cur++) { std::copy(frames.begin(), frames.end(), std::back_inserter(rawFrames));
rawFrames.push_back(*cur);
}
bool sortFirst = true;
if (sortFirst) {
// Process timecodes and keyframes // Process timecodes and keyframes
frames.sort(); frames.sort();
MkvFrame curFrame(false,0,0);
int i = 0; int i = 0;
for (std::list<MkvFrame>::iterator cur=frames.begin();cur!=frames.end();cur++) { for (std::list<MkvFrame>::iterator cur=frames.begin();cur!=frames.end();cur++) {
curFrame = *cur; if (cur->isKey) keyFrames.push_back(i);
if (curFrame.isKey) keyFrames.push_back(i); bytePos.Add(cur->filePos);
bytePos.Add(curFrame.filePos); timecodes.push_back(cur->time);
timecodes.push_back(curFrame.time);
i++; i++;
} }
} }
else {
// Process keyframes
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.push_back(i);
bytePos.Add(curFrame.filePos);
i++;
}
// Process timecodes
frames.sort();
for (std::list<MkvFrame>::iterator cur=frames.begin();cur!=frames.end();cur++) {
curFrame = *cur;
timecodes.push_back(curFrame.time);
}
}
}
static int mkv_round(double num) { static int mkv_round(double num) {
return (int)(num + .5); return (int)(num + .5);
} }

24
aegisub/src/video_slider.cpp
View File

@ -346,26 +346,14 @@ void VideoSlider::OnKeyDown(wxKeyEvent &event) {
// Snap to keyframe // Snap to keyframe
if (shift && !ctrl && !alt) { if (shift && !ctrl && !alt) {
if (direction != 0) { if (direction != 0) {
// Prepare std::vector<int>::iterator pos = std::lower_bound(keyframes.begin(), keyframes.end(), val);
int prevKey = 0;
int nextKey = max;
int keys = keyframes.size();
// Find previous keyframe if (direction < 0 && val != 0 && (pos == keyframes.end() || *pos == val))
// This algorithm does unnecessary loops, but it ensures it works even if keyframes are out of order. --pos;
for (int i=0;i<keys;i++) { if (direction > 0 && pos != keyframes.end())
int temp = keyframes[i]; ++pos;
if (temp < val && temp > prevKey) prevKey = temp;
}
// Find next keyframe VideoContext::Get()->JumpToFrame(pos == keyframes.end() ? max : *pos);
for (int i=0;i<keys;i++) {
int temp = keyframes[i];
if (temp > val && temp < nextKey) nextKey = temp;
}
if (direction == -1) VideoContext::Get()->JumpToFrame(prevKey);
if (direction == 1) VideoContext::Get()->JumpToFrame(nextKey);
return; return;
} }
} }