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Code Issues Releases Activity

lavfi/framestep: switch to ff_filter_frame API

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This commit is contained in:
Stefano Sabatini 2012-12-02 02:02:47 +01:00
parent fbc339ff41
commit bd465fdc73
1 changed files with 7 additions and 26 deletions
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33
libavfilter/vf_framestep.c
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@ -66,35 +66,18 @@ static int config_output_props(AVFilterLink *outlink)
return 0;
}
static int start_frame(AVFilterLink *inlink, AVFilterBufferRef *ref)
static int filter_frame(AVFilterLink *inlink, AVFilterBufferRef *ref)
{
FrameStepContext *framestep = inlink->dst->priv;
framestep->frame_selected = 0;
if (!(framestep->frame_count++ % framestep->frame_step)) {
inlink->cur_buf = NULL;
framestep->frame_selected = 1;
return ff_start_frame(inlink->dst->outputs[0], ref);
return ff_filter_frame(inlink->dst->outputs[0], ref);
} else {
framestep->frame_selected = 0;
avfilter_unref_buffer(ref);
return 0;
}
return 0;
}
static int draw_slice(AVFilterLink *inlink, int y, int h, int slice_dir)
{
FrameStepContext *framestep = inlink->dst->priv;
if (framestep->frame_selected)
return ff_draw_slice(inlink->dst->outputs[0], y, h, slice_dir);
return 0;
}
static int end_frame(AVFilterLink *inlink)
{
FrameStepContext *framestep = inlink->dst->priv;
if (framestep->frame_selected)
return ff_end_frame(inlink->dst->outputs[0]);
return 0;
}
static int request_frame(AVFilterLink *outlink)
@ -116,9 +99,7 @@ static const AVFilterPad framestep_inputs[] = {
.name = "default",
.type = AVMEDIA_TYPE_VIDEO,
.get_video_buffer = ff_null_get_video_buffer,
.start_frame = start_frame,
.draw_slice = draw_slice,
.end_frame = end_frame,
.filter_frame = filter_frame,
},
{ NULL }
};