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vp3/theora: flush after seek.

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1 parent e0e65dd commit 8dcf5184307f072d55fb29373be05ef8b0fd02df @rbultje rbultje committed Jul 26, 2011
Showing with 22 additions and 0 deletions.
  1. +22 −0 libavcodec/vp3.c
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@@ -2321,6 +2321,26 @@ static av_cold int theora_decode_init(AVCodecContext *avctx)
return vp3_decode_init(avctx);
}
+static void vp3_decode_flush(AVCodecContext *avctx)
+{
+ Vp3DecodeContext *s = avctx->priv_data;
+
+ if (s->golden_frame.data[0]) {
+ if (s->golden_frame.data[0] == s->last_frame.data[0])
+ memset(&s->last_frame, 0, sizeof(AVFrame));
+ if (s->current_frame.data[0] == s->golden_frame.data[0])
+ memset(&s->current_frame, 0, sizeof(AVFrame));
+ ff_thread_release_buffer(avctx, &s->golden_frame);
+ }
+ if (s->last_frame.data[0]) {
+ if (s->current_frame.data[0] == s->last_frame.data[0])
+ memset(&s->current_frame, 0, sizeof(AVFrame));
+ ff_thread_release_buffer(avctx, &s->last_frame);
+ }
+ if (s->current_frame.data[0])
+ ff_thread_release_buffer(avctx, &s->current_frame);
+}
+
AVCodec ff_theora_decoder = {
"theora",
AVMEDIA_TYPE_VIDEO,
@@ -2332,6 +2352,7 @@ AVCodec ff_theora_decoder = {
vp3_decode_frame,
CODEC_CAP_DR1 | CODEC_CAP_DRAW_HORIZ_BAND | CODEC_CAP_FRAME_THREADS,
NULL,
+ .flush = vp3_decode_flush,
.long_name = NULL_IF_CONFIG_SMALL("Theora"),
.update_thread_context = ONLY_IF_THREADS_ENABLED(vp3_update_thread_context)
};
@@ -2348,6 +2369,7 @@ AVCodec ff_vp3_decoder = {
vp3_decode_frame,
CODEC_CAP_DR1 | CODEC_CAP_DRAW_HORIZ_BAND | CODEC_CAP_FRAME_THREADS,
NULL,
+ .flush = vp3_decode_flush,
.long_name = NULL_IF_CONFIG_SMALL("On2 VP3"),
.update_thread_context = ONLY_IF_THREADS_ENABLED(vp3_update_thread_context)
};

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