On Sun, 16 Jul 2017 13:46:19 +0200
Luca Barbato <lu_z...@gentoo.org> wrote:
> ---
> libavcodec/pngdec.c | 2 ++
> 1 file changed, 2 insertions(+)
>
> diff --git a/libavcodec/pngdec.c b/libavcodec/pngdec.c
> index 927248f2e3..6be463344a 100644
> --- a/libavcodec/pngdec.c
> +++ b/libavcodec/pngdec.c
> @@ -521,6 +521,8 @@ static int decode_frame(AVCodecContext *avctx,
> s->color_type == PNG_COLOR_TYPE_GRAY_ALPHA) {
> avctx->pix_fmt = AV_PIX_FMT_YA16BE;
> } else {
> + avpriv_request_sample(avctx, "Bit depth %d color type
> %d",
> + s->bit_depth, s->color_type);
> goto fail;
> }
>
I don't think this is needed. PNG sample files for all possible format
variations are freely available or can be easily produced.
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