From: Andreas Rheinhardt <andreas.rheinhardt@outlook.com>
To: ffmpeg-devel@ffmpeg.org
Subject: Re: [FFmpeg-devel] [PATCH] fftools/ffprobe: Remove endianness dependency of pix fmt when, bitexact
Date: Fri, 21 Mar 2025 14:14:24 +0100
Message-ID: <GV1SPRMB0036A75EEA1AE2D4D68B91168FDB2@GV1SPRMB0036.EURP250.PROD.OUTLOOK.COM> (raw)
In-Reply-To: <tencent_751D4E3170572D9E9AD140069A459F11AB08@qq.com>
Zhao Zhili:
>
>
>> On Mar 21, 2025, at 20:51, Andreas Rheinhardt <andreas.rheinhardt@outlook.com> wrote:
>>
>> Zhao Zhili:
>>> On Mar 21, 2025, at 19:23, Andreas Rheinhardt <andreas.rheinhardt@outlook.com> wrote:
>>>>
>>>> Patch attached.
>>>
>>> Sometimes the bitstream has builtin endian, not native endian, in which case it shouldn’t be ignored.
>>>
>>
>> Do you have a list of all decoders for which this is true?
>
> rawvideo of course :P
I thought so, but rawvideo also sometimes swaps the endianness of its input.
> And evc.
Crazily, export_stream_params() in lavc/libxevd.c first sets the pix fmt
to the native AV_PIX_FMT_YUV420P10 and then overwrites it
unconditionally with a LE format.
- Andreas
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next prev parent reply other threads:[~2025-03-21 13:14 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-03-21 11:23 Andreas Rheinhardt
2025-03-21 11:40 ` Zhao Zhili
2025-03-21 12:51 ` Andreas Rheinhardt
2025-03-21 13:09 ` Zhao Zhili
2025-03-21 13:14 ` Andreas Rheinhardt [this message]
2025-03-24 17:24 ` Dawid Kozinski/Multimedia (PLT) /SRPOL/Staff Engineer/Samsung Electronics
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