From 9bbc73ae9fdedc8789b2b6be65279e9a0ecd7090 Mon Sep 17 00:00:00 2001 From: Thomas Guilbert Date: Fri, 10 Mar 2017 00:15:39 +0100 Subject: [PATCH] avcodec/vp8: Fix hang with slice threads Fixes: 447860.webm Reviewed-by: "Ronald S. Bultje" Signed-off-by: Michael Niedermayer --- libavcodec/vp8.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/libavcodec/vp8.c b/libavcodec/vp8.c index 6759b310f0..068223920e 100644 --- a/libavcodec/vp8.c +++ b/libavcodec/vp8.c @@ -2508,8 +2508,10 @@ int vp78_decode_mb_row_sliced(AVCodecContext *avctx, void *tdata, int jobnr, for (mb_y = jobnr; mb_y < s->mb_height; mb_y += num_jobs) { td->thread_mb_pos = mb_y << 16; ret = s->decode_mb_row_no_filter(avctx, tdata, jobnr, threadnr); - if (ret < 0) + if (ret < 0) { + update_pos(td, s->mb_height, INT_MAX & 0xFFFF); return ret; + } if (s->deblock_filter) s->filter_mb_row(avctx, tdata, jobnr, threadnr); update_pos(td, mb_y, INT_MAX & 0xFFFF);