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avfilter/vf_decimate: Don't allocate inpad names

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These names are always the same, so not using duplicates saves
allocations, checks for the allocations as well as frees.

Reviewed-by: Paul B Mahol <onemda@gmail.com>
Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt@gmail.com>
This commit is contained in:
Andreas Rheinhardt 2020-08-22 04:03:21 +02:00
parent 2d349631b1
commit 925d2f4f5b
1 changed files with 4 additions and 14 deletions
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18
libavfilter/vf_decimate.c
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@ -273,30 +273,22 @@ static av_cold int decimate_init(AVFilterContext *ctx)
{
DecimateContext *dm = ctx->priv;
AVFilterPad pad = {
.name = av_strdup("main"),
.name = "main",
.type = AVMEDIA_TYPE_VIDEO,
.filter_frame = filter_frame,
.config_props = config_input,
};
int ret;
if (!pad.name)
return AVERROR(ENOMEM);
if ((ret = ff_insert_inpad(ctx, INPUT_MAIN, &pad)) < 0) {
av_freep(&pad.name);
if ((ret = ff_insert_inpad(ctx, INPUT_MAIN, &pad)) < 0)
return ret;
}
if (dm->ppsrc) {
pad.name = av_strdup("clean_src");
pad.name = "clean_src";
pad.config_props = NULL;
if (!pad.name)
return AVERROR(ENOMEM);
if ((ret = ff_insert_inpad(ctx, INPUT_CLEANSRC, &pad)) < 0) {
av_freep(&pad.name);
if ((ret = ff_insert_inpad(ctx, INPUT_CLEANSRC, &pad)) < 0)
return ret;
}
}
if ((dm->blockx & (dm->blockx - 1)) ||
(dm->blocky & (dm->blocky - 1))) {
@ -326,8 +318,6 @@ static av_cold void decimate_uninit(AVFilterContext *ctx)
av_frame_free(&dm->clean_src[i]);
}
av_freep(&dm->clean_src);
for (i = 0; i < ctx->nb_inputs; i++)
av_freep(&ctx->input_pads[i].name);
}
static int request_inlink(AVFilterContext *ctx, int lid)