Re: [FFmpeg-devel] [PATCH] vf_zscale: Fix alpha destination graph for floating point pixel formats

[Paul B Mahol]

On 12/7/17, Vittorio Giovara  wrote:
> This was setting the input pixel type instead of the output one,
> leading to incorrect data being fed to the library.
>
> Signed-off-by: Vittorio Giovara 
> ---
>  libavfilter/vf_zscale.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)

LGTM
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[FFmpeg-devel] [PATCH] vf_zscale: Fix alpha destination graph for floating point pixel formats

[Vittorio Giovara]

This was setting the input pixel type instead of the output one,
leading to incorrect data being fed to the library.

Signed-off-by: Vittorio Giovara 
---
 libavfilter/vf_zscale.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/libavfilter/vf_zscale.c b/libavfilter/vf_zscale.c
index 865910bd87..6e1d36cb4c 100644
--- a/libavfilter/vf_zscale.c
+++ b/libavfilter/vf_zscale.c
@@ -615,7 +615,7 @@ static int filter_frame(AVFilterLink *link, AVFrame *in)
 s->alpha_dst_format.width = out->width;
 s->alpha_dst_format.height = out->height;
 s->alpha_dst_format.depth = odesc->comp[0].depth;
-s->alpha_dst_format.pixel_type = (desc->flags & 
AV_PIX_FMT_FLAG_FLOAT) ? ZIMG_PIXEL_FLOAT : odesc->comp[0].depth > 8 ? 
ZIMG_PIXEL_WORD : ZIMG_PIXEL_BYTE;
+s->alpha_dst_format.pixel_type = (odesc->flags & 
AV_PIX_FMT_FLAG_FLOAT) ? ZIMG_PIXEL_FLOAT : odesc->comp[0].depth > 8 ? 
ZIMG_PIXEL_WORD : ZIMG_PIXEL_BYTE;
 s->alpha_dst_format.color_family = ZIMG_COLOR_GREY;
 
 zimg_filter_graph_free(s->alpha_graph);
-- 
2.14.2

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