lavfi/blackframe: use standard options parsing.

This commit is contained in:
Clément Bœsch 2013-03-24 08:53:38 +01:00
parent 67ad9fd098
commit 3f8072886b

View File

@ -73,14 +73,6 @@ static int query_formats(AVFilterContext *ctx)
static av_cold int init(AVFilterContext *ctx, const char *args)
{
BlackFrameContext *blackframe = ctx->priv;
static const char *shorthand[] = { "amount", "thresh", NULL };
int ret;
blackframe->class = &blackframe_class;
av_opt_set_defaults(blackframe);
if ((ret = av_opt_set_from_string(blackframe, args, shorthand, "=", ":")) < 0)
return ret;
av_log(ctx, AV_LOG_VERBOSE, "bamount:%u bthresh:%u\n",
blackframe->bamount, blackframe->bthresh);
@ -88,12 +80,6 @@ static av_cold int init(AVFilterContext *ctx, const char *args)
return 0;
}
static av_cold void uninit(AVFilterContext *ctx)
{
BlackFrameContext *blackframe = ctx->priv;
av_opt_free(blackframe);
}
static int filter_frame(AVFilterLink *inlink, AVFrame *frame)
{
AVFilterContext *ctx = inlink->dst;
@ -142,13 +128,14 @@ static const AVFilterPad avfilter_vf_blackframe_outputs[] = {
{ NULL }
};
static const char *const shorthand[] = { "amount", "thresh", NULL };
AVFilter avfilter_vf_blackframe = {
.name = "blackframe",
.description = NULL_IF_CONFIG_SMALL("Detect frames that are (almost) black."),
.priv_size = sizeof(BlackFrameContext),
.init = init,
.uninit = uninit,
.query_formats = query_formats,
@ -157,4 +144,5 @@ AVFilter avfilter_vf_blackframe = {
.outputs = avfilter_vf_blackframe_outputs,
.priv_class = &blackframe_class,
.shorthand = shorthand,
};