avfilter/vf_decimate: fix memory leaks

Fixes #8311
This commit is contained in:
Paul B Mahol 2019-10-19 10:12:09 +02:00
parent 723d69f99c
commit c8f3915f8d
1 changed files with 10 additions and 0 deletions

View File

@ -217,11 +217,13 @@ static int filter_frame(AVFilterLink *inlink, AVFrame *in)
av_frame_free(&dm->queue[i].frame);
} else {
AVFrame *frame = dm->queue[i].frame;
dm->queue[i].frame = NULL;
if (frame->pts != AV_NOPTS_VALUE && dm->start_pts == AV_NOPTS_VALUE)
dm->start_pts = frame->pts;
if (dm->ppsrc) {
av_frame_free(&frame);
frame = dm->clean_src[i];
dm->clean_src[i] = NULL;
}
frame->pts = av_rescale_q(outlink->frame_count_in, dm->ts_unit, (AVRational){1,1}) +
(dm->start_pts == AV_NOPTS_VALUE ? 0 : dm->start_pts);
@ -314,7 +316,15 @@ static av_cold void decimate_uninit(AVFilterContext *ctx)
av_frame_free(&dm->last);
av_freep(&dm->bdiffs);
if (dm->queue) {
for (i = 0; i < dm->cycle; i++)
av_frame_free(&dm->queue[i].frame);
}
av_freep(&dm->queue);
if (dm->clean_src) {
for (i = 0; i < dm->cycle; i++)
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);