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avfilter/vignette: add direct rendering.

This commit is contained in:
Clément Bœsch 2014-05-16 06:53:18 +02:00
parent 8a0ba44e1a
commit ed7bc5471b
1 changed files with 8 additions and 2 deletions
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10
libavfilter/vf_vignette.c
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@ -197,18 +197,23 @@ static inline double get_dither_value(VignetteContext *s)
static int filter_frame(AVFilterLink *inlink, AVFrame *in)
{
unsigned x, y;
unsigned x, y, direct = 0;
AVFilterContext *ctx = inlink->dst;
VignetteContext *s = ctx->priv;
AVFilterLink *outlink = ctx->outputs[0];
AVFrame *out;
if (av_frame_is_writable(in)) {
direct = 1;
out = in;
} else {
out = ff_get_video_buffer(outlink, outlink->w, outlink->h);
if (!out) {
av_frame_free(&in);
return AVERROR(ENOMEM);
}
av_frame_copy_props(out, in);
}
if (s->eval_mode == EVAL_MODE_FRAME)
update_context(s, inlink, in);
@ -268,7 +273,8 @@ static int filter_frame(AVFilterLink *inlink, AVFrame *in)
}
}
av_frame_free(&in);
if (!direct)
av_frame_free(&in);
return ff_filter_frame(outlink, out);
}