[FFmpeg-devel] [PATCH 4/4] avformat/hlsenc: Fix check for SPS

Andreas Rheinhardt andreas.rheinhardt at gmail.com
Tue Oct 20 14:03:34 EEST 2020


Check all the six bits, not only the two bits that are set for SPS.

Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt at gmail.com>
---
 libavformat/hlsenc.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/libavformat/hlsenc.c b/libavformat/hlsenc.c
index 4967247bca..cbfd8f7c0d 100644
--- a/libavformat/hlsenc.c
+++ b/libavformat/hlsenc.c
@@ -351,7 +351,7 @@ static void write_codec_attr(AVStream *st, VariantStream *vs)
         /* check the boundary of data which from current position is small than extradata_size */
         while (data && (data - st->codecpar->extradata + 19) < st->codecpar->extradata_size) {
             /* get HEVC SPS NAL and seek to profile_tier_level */
-            if (!(data[0] | data[1] | data[2]) && data[3] == 1 && ((data[4] & 0x42) == 0x42)) {
+            if (!(data[0] | data[1] | data[2]) && data[3] == 1 && ((data[4] & 0x7E) == 0x42)) {
                 uint8_t *rbsp_buf;
                 int remain_size = 0;
                 int rbsp_size = 0;
-- 
2.25.1



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