[FFmpeg-devel] [PATCH]lavfi/mergeplanes: Fix little endian formats >8 bit.

[Paul B Mahol]

On 10/30/16, Carl Eugen Hoyos <ceffmpeg at gmail.com> wrote:
>
>
>> Am 30.10.2016 um 00:55 schrieb Paul B Mahol <onemda at gmail.com>:
>>
>>> On 10/30/16, Carl Eugen Hoyos <cehoyos at ag.or.at> wrote:
>>> Hi!
>>>
>>> Attached patch fixes ticket #5916 for (for example) yuv444p9le.
>>
>> Same as for another mergeplanes patch from you, please explain why
>> this is correct.
>
> I think that for little endian yuv formats >8bit but <16bit, using the
> mergeplanes filter currently implies an intermediate format which must have
> the same endianness as the input format but this is not guaranteed by the
> current code.
> Even if the issue can be worked-around differently, this patch should be
> applied anyway imo.
>
>> Are patches dependend on each other?
>
> The issue described here can be reproduced (seen) without applying the other
> patch, that's what the OP means with "left are strange" in his report on the
> bug tracker.
>
> Carl Eugen
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OK, try with non 444 cases, like with 420 high bit depth and if it
works apply both patches.