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

[Steven Liu]

Andreas Rheinhardt <andreas.rheinhardt at gmail.com> 于2020年10月20日周二 下午7:04写道：
>
> 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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LGTM

Thanks
Steven