Re: [FFmpeg-devel] [PATCH 1/1] opus_silk: reset midonly flag after skipping LBRR

[Tristan Matthews <tmatth@videolan.org>]

On Wed, Aug 31, 2022 at 2:32 PM Tristan Matthews <tmatth@videolan.org> wrote:
>
> Fix suggested by Mark Harris. Fixes ticket #9890
> ---
>  libavcodec/opus_silk.c | 5 +++++
>  1 file changed, 5 insertions(+)
>
> diff --git a/libavcodec/opus_silk.c b/libavcodec/opus_silk.c
> index 8523b55ada..0b4438388e 100644
> --- a/libavcodec/opus_silk.c
> +++ b/libavcodec/opus_silk.c
> @@ -828,11 +828,16 @@ int ff_silk_decode_superframe(SilkContext *s, OpusRangeCoder *rc,
>
>      /* decode the LBRR frames */
>      for (i = 0; i < nb_frames; i++) {
> +        int skipped = 0;
>          for (j = 0; j < coded_channels; j++)
>              if (redundancy[j] & (1 << i)) {
>                  int active1 = (j == 0 && !(redundancy[1] & (1 << i))) ? 0 : 1;
>                  silk_decode_frame(s, rc, i, j, coded_channels, 1, active1, 1);
> +                skipped = 1;
>              }
> +        /* reset midonly if needed */
> +        if (skipped)
> +            s->midonly = 0;
>      }
>
>      for (i = 0; i < nb_frames; i++) {
> --
> 2.34.1
>

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