[FFmpeg-devel] [PATCH 1/5] avcodec/hevc_ps: add a function to uninitialize parameter set buffers

[James Almer]

On 1/20/2018 6:12 PM, James Almer wrote:
> Signed-off-by: James Almer <jamrial at gmail.com>
> ---
>  libavcodec/hevc_ps.c | 16 ++++++++++++++++
>  libavcodec/hevc_ps.h |  2 ++
>  2 files changed, 18 insertions(+)
> 
> diff --git a/libavcodec/hevc_ps.c b/libavcodec/hevc_ps.c
> index a4f7ed60f7..b18457296b 100644
> --- a/libavcodec/hevc_ps.c
> +++ b/libavcodec/hevc_ps.c
> @@ -1704,6 +1704,22 @@ err:
>      return ret;
>  }
>  
> +void ff_hevc_uninit_parameter_sets(HEVCParamSets *ps)

Might change this to ff_hevc_ps_uninit(), to use the naming scheme of
the similar h264 function.

> +{
> +    int i;
> +
> +    for (i = 0; i < FF_ARRAY_ELEMS(ps->vps_list); i++)
> +        av_buffer_unref(&ps->vps_list[i]);
> +    for (i = 0; i < FF_ARRAY_ELEMS(ps->sps_list); i++)
> +        av_buffer_unref(&ps->sps_list[i]);
> +    for (i = 0; i < FF_ARRAY_ELEMS(ps->pps_list); i++)
> +        av_buffer_unref(&ps->pps_list[i]);
> +
> +    ps->sps = NULL;
> +    ps->pps = NULL;
> +    ps->vps = NULL;
> +}
> +
>  int ff_hevc_compute_poc(const HEVCSPS *sps, int pocTid0, int poc_lsb, int nal_unit_type)
>  {
>      int max_poc_lsb  = 1 << sps->log2_max_poc_lsb;
> diff --git a/libavcodec/hevc_ps.h b/libavcodec/hevc_ps.h
> index 477ee4299a..871a58acc6 100644
> --- a/libavcodec/hevc_ps.h
> +++ b/libavcodec/hevc_ps.h
> @@ -421,6 +421,8 @@ int ff_hevc_decode_nal_sps(GetBitContext *gb, AVCodecContext *avctx,
>  int ff_hevc_decode_nal_pps(GetBitContext *gb, AVCodecContext *avctx,
>                             HEVCParamSets *ps);
>  
> +void ff_hevc_uninit_parameter_sets(HEVCParamSets *ps);
> +
>  int ff_hevc_decode_short_term_rps(GetBitContext *gb, AVCodecContext *avctx,
>                                    ShortTermRPS *rps, const HEVCSPS *sps, int is_slice_header);
>  
>