X-Git-Url: https://git.sesse.net/?a=blobdiff_plain;f=libavfilter%2Fvf_deflicker.c;h=1ce8a482e8768c8601a7d404b7873c270462fd20;hb=a04ad248a05e7b613abe09b3bb067f555108d794;hp=b038b977f62484f36aaf346c05da48cbec32f717;hpb=39278ff0de5b5e3397c22538978bffbb38ee099b;p=ffmpeg

diff --git a/libavfilter/vf_deflicker.c b/libavfilter/vf_deflicker.c
index b038b977f62..1ce8a482e87 100644
--- a/libavfilter/vf_deflicker.c
+++ b/libavfilter/vf_deflicker.c
@@ -109,6 +109,10 @@ static int query_formats(AVFilterContext *ctx)
         AV_PIX_FMT_YUV440P12,
         AV_PIX_FMT_YUV444P14, AV_PIX_FMT_YUV422P14, AV_PIX_FMT_YUV420P14,
         AV_PIX_FMT_YUV420P16, AV_PIX_FMT_YUV422P16, AV_PIX_FMT_YUV444P16,
+        AV_PIX_FMT_YUVA420P,  AV_PIX_FMT_YUVA422P,   AV_PIX_FMT_YUVA444P,
+        AV_PIX_FMT_YUVA444P9, AV_PIX_FMT_YUVA444P10, AV_PIX_FMT_YUVA444P12, AV_PIX_FMT_YUVA444P16,
+        AV_PIX_FMT_YUVA422P9, AV_PIX_FMT_YUVA422P10, AV_PIX_FMT_YUVA422P12, AV_PIX_FMT_YUVA422P16,
+        AV_PIX_FMT_YUVA420P9, AV_PIX_FMT_YUVA420P10, AV_PIX_FMT_YUVA420P16,
         AV_PIX_FMT_NONE
     };
     AVFilterFormats *formats = ff_make_format_list(pixel_fmts);
@@ -420,7 +424,10 @@ static int request_frame(AVFilterLink *outlink)
 
     ret = ff_request_frame(ctx->inputs[0]);
     if (ret == AVERROR_EOF && s->available > 0) {
-        AVFrame *buf = av_frame_clone(ff_bufqueue_peek(&s->q, s->size - 1));
+        AVFrame *buf = ff_bufqueue_peek(&s->q, s->available - 1);
+        if (!buf)
+            return AVERROR(ENOMEM);
+        buf = av_frame_clone(buf);
         if (!buf)
             return AVERROR(ENOMEM);
 
@@ -459,7 +466,7 @@ static const AVFilterPad outputs[] = {
     { NULL }
 };
 
-AVFilter ff_vf_deflicker = {
+const AVFilter ff_vf_deflicker = {
     .name          = "deflicker",
     .description   = NULL_IF_CONFIG_SMALL("Remove temporal frame luminance variations."),
     .priv_size     = sizeof(DeflickerContext),