From: Niklas Haas <ffmpeg@haasn.xyz>
To: ffmpeg-devel@ffmpeg.org
Subject: Re: [FFmpeg-devel] [PATCH v3 2/9] avcodec/av1dec: initialize AFGS1 VSC metadata
Date: Fri, 15 Mar 2024 13:23:47 +0100
Message-ID: <20240315132347.GD76907@haasn.xyz> (raw)
In-Reply-To: <3d6a36d1-d9fb-4090-a286-382a6379fa42@gmail.com>
On Fri, 15 Mar 2024 09:20:04 -0300 James Almer <jamrial@gmail.com> wrote:
> On 3/15/2024 8:58 AM, Niklas Haas wrote:
> > From: Niklas Haas <git@haasn.dev>
> >
> > Unused by AV1, but should still be set properly.
>
> The doxy for av_film_grain_params_alloc() says "Allocate an
> AVFilmGrainParams structure and set its fields to default values", so
> this should be done there.
This function doesn't know whether the film grain is of type AV1 or
H274, and so cannot set the correct codec-specific parameter defaults.
Unless, of course, we add these fields to the common struct, as
discussed above. (Or if we add the type to the function signature)
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next prev parent reply other threads:[~2024-03-15 12:23 UTC|newest]
Thread overview: 15+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-03-15 11:58 [FFmpeg-devel] [PATCH v3 0/9] AFGS1 film grain support Niklas Haas
2024-03-15 11:58 ` [FFmpeg-devel] [PATCH v3 1/9] avutil/film_grain_params: add extra AFGS1 metadata Niklas Haas
2024-03-15 12:18 ` James Almer
2024-03-15 11:58 ` [FFmpeg-devel] [PATCH v3 2/9] avcodec/av1dec: initialize AFGS1 VSC metadata Niklas Haas
2024-03-15 12:20 ` James Almer
2024-03-15 12:23 ` Niklas Haas [this message]
2024-03-15 12:25 ` James Almer
2024-03-15 11:58 ` [FFmpeg-devel] [PATCH v3 3/9] avcodec/libdav1d: " Niklas Haas
2024-03-15 11:58 ` [FFmpeg-devel] [PATCH v3 4/9] avutil/frame: clarify AV_FRAME_DATA_FILM_GRAIN_PARAMS usage Niklas Haas
2024-03-15 11:58 ` [FFmpeg-devel] [PATCH v3 5/9] avutil/film_grain_params: add av_film_grain_params_select() Niklas Haas
2024-03-15 12:22 ` Niklas Haas
2024-03-15 11:58 ` [FFmpeg-devel] [PATCH v3 6/9] avcodec/aom_film_grain: add AOM film grain synthesis Niklas Haas
2024-03-15 11:59 ` [FFmpeg-devel] [PATCH v3 7/9] avcodec/aom_film_grain: implement AFGS1 parsing Niklas Haas
2024-03-15 11:59 ` [FFmpeg-devel] [PATCH v3 8/9] avcodec/h2645_sei: decode AFGS1 T.35 SEI Niklas Haas
2024-03-15 11:59 ` [FFmpeg-devel] [PATCH v3 9/9] avcodec/hevcdec: apply AOM film grain synthesis Niklas Haas
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