[FFmpeg-devel] [GSOC][PATCH] lavc/cfhd:frame threading support added for temporal transform decoding

[James Almer]

On 8/13/2018 4:29 PM, Gagandeep Singh wrote:
> ---
>  libavcodec/cfhd.c | 370 ++++++++++++++++++++++++++++------------------
>  libavcodec/cfhd.h |   8 +-
>  2 files changed, 235 insertions(+), 143 deletions(-)
> 
> diff --git a/libavcodec/cfhd.c b/libavcodec/cfhd.c
> index 2c538f0bbd..042f63c6d2 100644
> --- a/libavcodec/cfhd.c
> +++ b/libavcodec/cfhd.c
> @@ -65,9 +65,13 @@ static av_cold int cfhd_init(AVCodecContext *avctx)
>  {
>      CFHDContext *s = avctx->priv_data;
>  
> +    avctx->internal->allocate_progress = 1;

Shouldn't this be under a !avctx->internal->is_copy check? Probably also
the ff_cfhd_init_vlcs call below.

Alternatively, add a new function meant to be used only with
AVCodec->init_thread_copy().

>      avctx->bits_per_raw_sample = 10;
>      s->avctx                   = avctx;
>      s->progressive             = 0;
> +    s->i_frame.f = av_frame_alloc();
> +    s->p_frame.f = av_frame_alloc();
> +
>  
>      return ff_cfhd_init_vlcs(s);
>  }