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further progress on better blending

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This commit is contained in:
itsmattkc
2019-01-26 23:34:58 +11:00
parent 97a28ab54a
commit 7a436ef51f
20 changed files with 271 additions and 189 deletions
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playback/playback.cpp
+8 -2
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@@ -370,9 +370,15 @@ int retrieve_next_frame(Clip* c, AVFrame* f) {
}
bool is_clip_active(Clip* c, long playhead) {
// these buffers allow clips to be opened and prepared well before they're displayed
// as well as closed a little after they're not needed anymore
int open_buffer = qCeil(c->sequence->frame_rate*2);
int close_buffer = qCeil(c->sequence->frame_rate);
return c->enabled
&& c->get_timeline_in_with_transition() < playhead + ceil(c->sequence->frame_rate*2)
&& c->get_timeline_out_with_transition() > playhead
&& c->get_timeline_in_with_transition() < playhead + open_buffer
&& c->get_timeline_out_with_transition() > playhead - close_buffer
&& playhead - c->get_timeline_in_with_transition() + c->get_clip_in_with_transition() < c->getMaximumLength();
}