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authorPaul Gilbert2017-07-02 21:30:00 -0400
committerPaul Gilbert2017-07-02 21:30:00 -0400
commitd5ebd9ae9249be09c0afb948394019bb5fc29796 (patch)
tree924cc67552055229af8b6fe09b5e0af49690285d /engines/titanic
parent51f8c458ba715775d39054edd09130ab038ec276 (diff)
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TITANIC: Fix switching between forward & backwards movie clips
Diffstat (limited to 'engines/titanic')
-rw-r--r--engines/titanic/support/avi_surface.cpp14
1 files changed, 9 insertions, 5 deletions
diff --git a/engines/titanic/support/avi_surface.cpp b/engines/titanic/support/avi_surface.cpp
index 0cf1f8de66..1662b3d7fd 100644
--- a/engines/titanic/support/avi_surface.cpp
+++ b/engines/titanic/support/avi_surface.cpp
@@ -109,6 +109,10 @@ bool AVISurface::play(int startFrame, int endFrame, int initialFrame, uint flags
if (_movieRangeInfo.size() == 1) {
// First play call, so start the movie playing
+ bool isReversePlayback = _movieRangeInfo.front()->_endFrame < _movieRangeInfo.front()->_startFrame;
+
+ if (isReversed() != isReversePlayback)
+ setFrameRate(isReversePlayback ? -DEFAULT_FPS : DEFAULT_FPS);
return startAtFrame(initialFrame);
} else {
return true;
@@ -199,7 +203,7 @@ bool AVISurface::handleEvents(CMovieEventList &events) {
// Not empty, so move onto new first one
info = _movieRangeInfo.front();
newFrame = info->_startFrame;
- setFrameRate(1.0);
+ setFrameRate(info->_endFrame < info->_startFrame ? -DEFAULT_FPS : DEFAULT_FPS);
}
}
}
@@ -439,10 +443,10 @@ bool AVISurface::addEvent(int *frameNumber, CGameObject *obj) {
}
void AVISurface::setFrameRate(double rate) {
- if (!_decoder->isPlaying()) {
- // Store the new frame rate
- _frameRate = rate;
- } else {
+ // Store the new frame rate
+ _frameRate = rate;
+
+ if (_decoder->isPlaying()) {
// Convert rate from fps to relative to 1.0 (normal speed)
const int PRECISION = 10000;
double playRate = rate / DEFAULT_FPS;