[FFmpeg-devel] [PATCH 1/2 v3] avfilter: add readvitc filter

Paul B Mahol onemda at gmail.com
Fri Apr 8 14:54:06 CEST 2016

On 4/8/16, Tobias Rapp <t.rapp at noa-archive.com> wrote:
> On 08.04.2016 12:48, Carl Eugen Hoyos wrote:
>> Tobias Rapp <t.rapp <at> noa-archive.com> writes:
>>>> AV_PIX_FMT_YUV440P? Also J variants...
>>> Good catch, I was lazy and just copied the function from vf_eq.c. The
>>> updated patch should contain all pixel formats with planar 8bit luma
>>> component.
>> Instead of listing the formats, check for pix_fmts
>> that are 8bit and planar.
> That might be an even better idea. Working on v3 of the patch I noticed
> that YA8 (which was on the list of v2) is not planar, but NV12 and NV21
> (which were missing in v2) have a planar Y.
> Have attached version 3 of the patch which:
> - filters the list of all pixel formats dynamically
> - supports thr_b and thr_w parameters having the same value
> - updates the warning if thr_b == thr_w to print the parameter value
> instead of the internal 8-bit value
> - has reduced number of parentheses in CRC code
> Regards,
> Tobias

Now, when someone adds 8bit X planar format which is not YUV it will break.

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