[FFmpeg-devel] [FFmpeg-cvslog] avfilter/vf_overlay: add premultiplied alpha mode

James Almer jamrial at gmail.com
Mon Dec 18 01:32:37 EET 2017


On 12/17/2017 8:26 PM, Michael Niedermayer wrote:
> On Sat, Dec 16, 2017 at 05:44:03PM +0000, Paul B Mahol wrote:
>> ffmpeg | branch: master | Paul B Mahol <onemda at gmail.com> | Tue Aug  1 12:34:44 2017 +0200| [d29f784a54f2c91a0cdd3a2cc3bb000a99244f49] | committer: Paul B Mahol
>>
>> avfilter/vf_overlay: add premultiplied alpha mode
>>
>> Signed-off-by: Paul B Mahol <onemda at gmail.com>
>>
>>> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=d29f784a54f2c91a0cdd3a2cc3bb000a99244f49
>> ---
> 
> This breaks fate here (gcc (Ubuntu 4.8.5-2ubuntu1~14.04.1) 4.8.5 x86-64)
> 
> --- ./tests/ref/fate/filter-overlay_rgb_rgba	2017-12-15 20:24:03.586225583 +0100
> +++ tests/data/fate/filter-overlay_rgb_rgba	2017-12-18 00:23:08.601649951 +0100
> @@ -3,4 +3,4 @@
>  #codec_id 0: rawvideo
>  #dimensions 0: 128x128
>  #sar 0: 1/1
> -0,          0,          0,        1,    49152, 0xb0e3d586
> +0,          0,          0,        1,    49152, 0xcd3d78ab
> Test filter-overlay_rgb_rgba failed. Look at tests/data/fate/filter-overlay_rgb_rgba.err for details.
> make: *** [fate-filter-overlay_rgb_rgba] Error 1
> make: *** Waiting for unfinished jobs....
> --- ./tests/ref/fate/filter-overlay_rgba_rgba	2017-12-15 20:24:03.586225583 +0100
> +++ tests/data/fate/filter-overlay_rgba_rgba	2017-12-18 00:23:08.669649953 +0100
> @@ -3,4 +3,4 @@
>  #codec_id 0: rawvideo
>  #dimensions 0: 128x128
>  #sar 0: 1/1
> -0,          0,          0,        1,    65536, 0x33549946
> +0,          0,          0,        1,    65536, 0x37743c6b
> Test filter-overlay_rgba_rgba failed. Look at tests/data/fate/filter-overlay_rgba_rgba.err for details.
> make: *** [fate-filter-overlay_rgba_rgba] Error 1

It actually broke fate for every x86 target, at least.


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