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authorAman Gupta <aman@tmm1.net>2018-10-11 20:42:58 -0700
committerAman Gupta <aman@tmm1.net>2018-10-15 11:52:49 -0700
commitb6c3a02740871f4992ab7c34a95dfa53a56ba382 (patch)
treed73ee6a5d2c5d6019de36f75632bcceae98f3d98
parent64c50c0e978cd556dc2da238dfe0bb367e7c1ab9 (diff)
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avcodec/cbs: fix crash in sei_pic_timestamp
Signed-off-by: Aman Gupta <aman@tmm1.net>
-rw-r--r--libavcodec/cbs_h264_syntax_template.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/libavcodec/cbs_h264_syntax_template.c b/libavcodec/cbs_h264_syntax_template.c
index 32e6acd..106da06 100644
--- a/libavcodec/cbs_h264_syntax_template.c
+++ b/libavcodec/cbs_h264_syntax_template.c
@@ -584,6 +584,12 @@ static int FUNC(sei_pic_timestamp)(CodedBitstreamContext *ctx, RWContext *rw,
}
sps = h264->active_sps;
+ if (!sps) {
+ av_log(ctx->log_ctx, AV_LOG_ERROR,
+ "No active SPS for pic_timestamp.\n");
+ return AVERROR_INVALIDDATA;
+ }
+
if (sps->vui.nal_hrd_parameters_present_flag)
time_offset_length = sps->vui.nal_hrd_parameters.time_offset_length;
else if (sps->vui.vcl_hrd_parameters_present_flag)
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