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video: filter new frames at a better time 

Move this code below the code that "shifts" the newly filtered frame.
This allows us to skip a useless playloop iteration later, because
obviously we need to filter a new frame after the previous frame has
been "shifted", and not before that.
This commit is contained in:
wm4 2014-09-18 19:17:38 +02:00
parent ea2b19f646
commit 35810cb8b4
1 changed files with 24 additions and 24 deletions
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48
player/video.c
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@ -523,30 +523,6 @@ static int video_output_image(struct MPContext *mpctx, double endpts)
if (r < 0)
return r; // error
// Get a new frame if we need one.
if (!mpctx->next_frame[1]) {
struct mp_image *img = vf_read_output_frame(mpctx->d_video->vfilter);
if (img) {
// Always add these; they make backstepping after seeking faster.
add_frame_pts(mpctx, img->pts);
bool drop = false;
bool hrseek = mpctx->hrseek_active
&& mpctx->video_status == STATUS_SYNCING;
if (hrseek && img->pts < mpctx->hrseek_pts - .005)
drop = true;
if (endpts != MP_NOPTS_VALUE && img->pts >= endpts) {
drop = true;
r = VD_EOF;
}
if (drop) {
talloc_free(img);
} else {
mpctx->next_frame[1] = img;
}
}
}
if (!mpctx->next_frame[0] && mpctx->next_frame[1]) {
mpctx->next_frame[0] = mpctx->next_frame[1];
mpctx->next_frame[1] = NULL;
@ -572,6 +548,30 @@ static int video_output_image(struct MPContext *mpctx, double endpts)
r = VD_PROGRESS;
}
// Get a new frame if we need one.
if (!mpctx->next_frame[1]) {
struct mp_image *img = vf_read_output_frame(mpctx->d_video->vfilter);
if (img) {
// Always add these; they make backstepping after seeking faster.
add_frame_pts(mpctx, img->pts);
bool drop = false;
bool hrseek = mpctx->hrseek_active
&& mpctx->video_status == STATUS_SYNCING;
if (hrseek && img->pts < mpctx->hrseek_pts - .005)
drop = true;
if (endpts != MP_NOPTS_VALUE && img->pts >= endpts) {
drop = true;
r = VD_EOF;
}
if (drop) {
talloc_free(img);
} else {
mpctx->next_frame[1] = img;
}
}
}
// On EOF, always allow the playloop to use the remaining frame.
if (r <= 0 && mpctx->next_frame[0])
r = VD_NEW_FRAME;