From ed5cdf3d5a7eae4e9f399520989c157cfb50fa51 Mon Sep 17 00:00:00 2001 From: Zhao Zhili Date: Thu, 14 Nov 2019 12:29:55 +0800 Subject: [PATCH] avcodec/vp8: fix multiple ff_thread_finish_setup() calls webp decoder doesn't set update_thread_context field $ ffmpeg -i rgb_q80.webp -f null - [webp @ 0x7ffbd5823200] Multiple ff_thread_finish_setup() calls Reviewed-by: Peter Ross Signed-off-by: Michael Niedermayer --- libavcodec/vp8.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/libavcodec/vp8.c b/libavcodec/vp8.c index eb51d1f3c9..b4deb3ed67 100644 --- a/libavcodec/vp8.c +++ b/libavcodec/vp8.c @@ -2715,7 +2715,8 @@ int vp78_decode_frame(AVCodecContext *avctx, void *data, int *got_frame, s->next_framep[VP56_FRAME_CURRENT] = curframe; - ff_thread_finish_setup(avctx); + if (avctx->codec->update_thread_context) + ff_thread_finish_setup(avctx); if (avctx->hwaccel) { ret = avctx->hwaccel->start_frame(avctx, avpkt->data, avpkt->size);