[FFmpeg-devel] [PATCH v2 01/13] lavc/hevc_ps: remove profile limitation of pps_range_extensions()

[Wang, Fei W]

On Mon, 2022-12-05 at 14:09 +0800, Fei Wang wrote:
> Follow spec 7.3.2.3.1.
> 
> Signed-off-by: Fei Wang <fei.w.wang at intel.com>
> ---
> update:
> 1. fix uninitialized variable which may cause segment fault.

Ping for review this patchset.

Confirmed with Qemu locally for Loongarch64 with:
https://github.com/sunhaiyong1978/CLFS-for-LoongArch/releases/tag/7.0

The FATE test hevc-conformance-PS_A_VIDYO_3 pass without any error.

Thanks
Fei

> 
>  libavcodec/hevc_ps.c                         |  2 +-
>  tests/ref/fate/hevc-conformance-PS_A_VIDYO_3 | 50 ++++++++++------
> ----
>  2 files changed, 26 insertions(+), 26 deletions(-)
> 
> diff --git a/libavcodec/hevc_ps.c b/libavcodec/hevc_ps.c
> index 5fe62ec35b..537a3ff99b 100644
> --- a/libavcodec/hevc_ps.c
> +++ b/libavcodec/hevc_ps.c
> @@ -1658,7 +1658,7 @@ int ff_hevc_decode_nal_pps(GetBitContext *gb,
> AVCodecContext *avctx,
>      if (get_bits1(gb)) { // pps_extension_present_flag
>          pps->pps_range_extensions_flag = get_bits1(gb);
>          skip_bits(gb, 7); // pps_extension_7bits
> -        if (sps->ptl.general_ptl.profile_idc == FF_PROFILE_HEVC_REXT
> && pps->pps_range_extensions_flag) {
> +        if (pps->pps_range_extensions_flag) {
>              if ((ret = pps_range_extensions(gb, avctx, pps, sps)) <
> 0)
>                  goto err;
>          }
> diff --git a/tests/ref/fate/hevc-conformance-PS_A_VIDYO_3
> b/tests/ref/fate/hevc-conformance-PS_A_VIDYO_3
> index 59b82b72bb..d1d86b2dc9 100644
> --- a/tests/ref/fate/hevc-conformance-PS_A_VIDYO_3
> +++ b/tests/ref/fate/hevc-conformance-PS_A_VIDYO_3
> @@ -3,28 +3,28 @@
>  #codec_id 0: rawvideo
>  #dimensions 0: 416x240
>  #sar 0: 0/1
> -0,          0,          0,        1,   149760, 0x88619f80
> -0,          1,          1,        1,   149760, 0x550bdaf0
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> -0,          3,          3,        1,   149760, 0x210b1d07
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> -0,         10,         10,        1,   149760, 0x16c0a1df
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> -0,         15,         15,        1,   149760, 0x2ed21e1b
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> -0,         24,         24,        1,   149760, 0x3fdd1762
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> +0,         19,         19,        1,   149760, 0x7b8affcf
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> +0,         21,         21,        1,   149760, 0xf0b7d9cd
> +0,         22,         22,        1,   149760, 0x4db0c5bc
> +0,         23,         23,        1,   149760, 0xf455f752
> +0,         24,         24,        1,   149760, 0x569fec99