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lavfi/vf_fade: use standard options parsing.

This commit is contained in:
Nicolas George 2013-03-16 21:27:24 +01:00
parent 80580b405a
commit 4e2bcec95f
1 changed files with 3 additions and 16 deletions
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19
libavfilter/vf_fade.c
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@ -78,14 +78,6 @@ AVFILTER_DEFINE_CLASS(fade);
static av_cold int init(AVFilterContext *ctx, const char *args)
{
FadeContext *fade = ctx->priv;
static const char *shorthand[] = { "type", "start_frame", "nb_frames", NULL };
int ret;
fade->class = &fade_class;
av_opt_set_defaults(fade);
if ((ret = av_opt_set_from_string(fade, args, shorthand, "=", ":")) < 0)
return ret;
fade->fade_per_frame = (1 << 16) / fade->nb_frames;
if (!strcmp(fade->type, "in"))
@ -106,13 +98,6 @@ static av_cold int init(AVFilterContext *ctx, const char *args)
return 0;
}
static av_cold void uninit(AVFilterContext *ctx)
{
FadeContext *fade = ctx->priv;
av_opt_free(fade);
}
static int query_formats(AVFilterContext *ctx)
{
static const enum AVPixelFormat pix_fmts[] = {
@ -247,15 +232,17 @@ static const AVFilterPad avfilter_vf_fade_outputs[] = {
{ NULL }
};
static const char *const shorthand[] = { "type", "start_frame", "nb_frames", NULL };
AVFilter avfilter_vf_fade = {
.name = "fade",
.description = NULL_IF_CONFIG_SMALL("Fade in/out input video."),
.init = init,
.uninit = uninit,
.priv_size = sizeof(FadeContext),
.query_formats = query_formats,
.inputs = avfilter_vf_fade_inputs,
.outputs = avfilter_vf_fade_outputs,
.priv_class = &fade_class,
.shorthand = shorthand,
};