[FFmpeg-devel] [PATCH] libdcadec: search for frames that start late in a packet

[Hendrik Leppkes]

On Sun, May 24, 2015 at 6:27 AM, James Almer <jamrial at gmail.com> wrote:
> Based on commit 4ae15605f6298d8369a1f1374596b52a3839c703
>
> Signed-off-by: James Almer <jamrial at gmail.com>
> ---
>  libavcodec/libdcadec.c | 5 ++++-
>  1 file changed, 4 insertions(+), 1 deletion(-)
>
> diff --git a/libavcodec/libdcadec.c b/libavcodec/libdcadec.c
> index 9ea61fa..890d270 100644
> --- a/libavcodec/libdcadec.c
> +++ b/libavcodec/libdcadec.c
> @@ -58,7 +58,10 @@ static int dcadec_decode_frame(AVCodecContext *avctx, void *data,
>          if (!s->buffer)
>              return AVERROR(ENOMEM);
>
> -        if ((ret = avpriv_dca_convert_bitstream(avpkt->data, avpkt->size, s->buffer, s->buffer_size)) < 0)
> +        for (i = 0, ret = AVERROR_INVALIDDATA; i < input_size - 3 && ret < 0; i++)
> +            ret = avpriv_dca_convert_bitstream(input + i, input_size - i, s->buffer, s->buffer_size);
> +
> +        if (ret < 0)
>              return ret;
>
>          input      = s->buffer;

LGTM if tested.