From: Niklas Haas <ffmpeg@haasn.xyz>
To: ffmpeg-devel@ffmpeg.org
Cc: Niklas Haas <git@haasn.dev>
Subject: Re: [FFmpeg-devel] [PATCH 01/12] avutil/frame: add AVFrame.alpha_mode
Date: Thu, 27 Feb 2025 18:52:15 +0100
Message-ID: <20250227185215.GB133559@haasn.xyz> (raw)
In-Reply-To: <20250219204550.2826561-1-ffmpeg@haasn.xyz>
On Wed, 19 Feb 2025 21:45:37 +0100 Niklas Haas <ffmpeg@haasn.xyz> wrote:
> From: Niklas Haas <git@haasn.dev>
>
> FFmpeg currently handles alpha in a quasi-arbitrary way. Some filters/codecs
> assume alpha is premultiplied, others assume it is independent. If there is
> to be any hope for order in this chaos, we need to start by defining an enum
> for the possible range of values.
Any further comments about this series?
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prev parent reply other threads:[~2025-02-27 17:52 UTC|newest]
Thread overview: 19+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-02-19 20:45 Niklas Haas
2025-02-19 20:45 ` [FFmpeg-devel] [PATCH 02/12] fftools/ffprobe: add support for AVFrame.alpha_mode Niklas Haas
2025-02-19 20:45 ` [FFmpeg-devel] [PATCH 03/12] avfilter/vf_showinfo: print alpha mode when relevant Niklas Haas
2025-02-19 20:45 ` [FFmpeg-devel] [PATCH 04/12] avcodec/avcodec: add AVCodecContext.alpha_mode Niklas Haas
2025-02-19 21:04 ` James Almer
2025-02-19 21:18 ` Niklas Haas
2025-02-19 20:45 ` [FFmpeg-devel] [PATCH 05/12] avcodec/encode: enforce alpha mode compatibility at encode time Niklas Haas
2025-02-19 20:45 ` [FFmpeg-devel] [PATCH 06/12] avcodec/png: set correct alpha mode Niklas Haas
2025-02-19 20:45 ` [FFmpeg-devel] [PATCH 07/12] fftools/ffmpeg_enc: forward frame alpha mode to encoder Niklas Haas
2025-02-22 2:44 ` mypopy
2025-02-19 20:45 ` [FFmpeg-devel] [PATCH 08/12] avfilter/vf_premultiply: tag correct alpha mode on result Niklas Haas
2025-02-19 20:45 ` [FFmpeg-devel] [PATCH 09/12] avfilter/vf_alphamerge: tag correct alpha mode Niklas Haas
2025-02-19 20:45 ` [FFmpeg-devel] [PATCH 10/12] avfilter/vf_overlay: respect alpha mode tagging by default Niklas Haas
2025-02-19 20:45 ` [FFmpeg-devel] [PATCH 11/12] avfilter/vf_setparams: add alpha_mode parameter Niklas Haas
2025-02-19 20:45 ` [FFmpeg-devel] [PATCH 12/12] avfilter/vf_libplacebo: add an alpha_mode setting Niklas Haas
2025-02-20 8:53 ` [FFmpeg-devel] [PATCH 01/12] avutil/frame: add AVFrame.alpha_mode Zhao Zhili
2025-02-20 9:39 ` Nicolas George
2025-02-20 11:25 ` Niklas Haas
2025-02-27 17:52 ` Niklas Haas [this message]
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