[FFmpeg-devel] [PATCH V2 1/2] lavc/hevc_ps: Refine sps_range_extension parse.

Michael Niedermayer michael at niedermayer.cc
Fri Jul 13 13:34:18 EEST 2018


On Thu, Jul 12, 2018 at 10:28:43PM +0800, Jun Zhao wrote:
> Signed-off-by: Jun Zhao <mypopydev at gmail.com>
> ---
>  libavcodec/hevc_ps.c |    6 ++----
>  1 files changed, 2 insertions(+), 4 deletions(-)
> 
> diff --git a/libavcodec/hevc_ps.c b/libavcodec/hevc_ps.c
> index bca3abb..bc5406b 100644
> --- a/libavcodec/hevc_ps.c
> +++ b/libavcodec/hevc_ps.c
> @@ -1094,11 +1094,9 @@ int ff_hevc_parse_sps(HEVCSPS *sps, GetBitContext *gb, unsigned int *sps_id,
>          decode_vui(gb, avctx, apply_defdispwin, sps);
>  
>      if (get_bits1(gb)) { // sps_extension_flag
> -        int sps_extension_flag[1];
> -        for (i = 0; i < 1; i++)
> -            sps_extension_flag[i] = get_bits1(gb);
> +        int sps_range_extension_flag = get_bits1(gb);
>          skip_bits(gb, 7); //sps_extension_7bits = get_bits(gb, 7);
> -        if (sps_extension_flag[0]) {
> +        if (sps_range_extension_flag) {
>              int extended_precision_processing_flag;
>              int cabac_bypass_alignment_enabled_flag;

should be ok i think

[...]
-- 
Michael     GnuPG fingerprint: 9FF2128B147EF6730BADF133611EC787040B0FAB

Breaking DRM is a little like attempting to break through a door even
though the window is wide open and the only thing in the house is a bunch
of things you dont want and which you would get tomorrow for free anyway
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