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authorMartin Storsjö <martin@martin.st>2012-08-28 14:27:10 +0300
committerMartin Storsjö <martin@martin.st>2012-08-28 18:15:38 +0300
commit6f5b1a2ba4cc568b3b8ae11b7dfd4a70fb891680 (patch)
tree7f44d5052fbba68200f22cbbc3099a8f5f07825b
parent0b58c77ed18ae1c0b47e4f25e43550dfc48da0e1 (diff)
downloadffmpeg-6f5b1a2ba4cc568b3b8ae11b7dfd4a70fb891680.tar.gz
h264: Check that the codec isn't null before accessing it
This fixes crashes introduced by 2e8f3cbcda5, the codec can be null when called from parsers. Signed-off-by: Martin Storsjö <martin@martin.st>
-rw-r--r--libavcodec/h264.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/libavcodec/h264.c b/libavcodec/h264.c
index a191bc74de..2c4f07d601 100644
--- a/libavcodec/h264.c
+++ b/libavcodec/h264.c
@@ -3876,7 +3876,8 @@ again:
if (avctx->bits_per_raw_sample != h->sps.bit_depth_luma ||
h->cur_chroma_format_idc != h->sps.chroma_format_idc) {
- if (s->avctx->codec->capabilities & CODEC_CAP_HWACCEL_VDPAU
+ if (s->avctx->codec &&
+ s->avctx->codec->capabilities & CODEC_CAP_HWACCEL_VDPAU
&& (h->sps.bit_depth_luma != 8 ||
h->sps.chroma_format_idc > 1)) {
av_log(avctx, AV_LOG_ERROR,