[FFmpeg-devel] [PATCH v2 1/3] avformat/file: add fd protocol

[Rémi Denis-Courmont]

Le sunnuntaina 11. joulukuuta 2022, 17.17.27 EET Zhao Zhili a écrit :
> From: Zhao Zhili <zhilizhao at tencent.com>
> 
> Unlike the pipe protocol, fd protocol has seek support if it
> corresponding to a regular file.
> ---
> v2: dup the file descriptor for safety
> 
>  doc/protocols.texi      | 24 ++++++++++++++++++
>  libavformat/Makefile    |  1 +
>  libavformat/file.c      | 55 +++++++++++++++++++++++++++++++++++++++++
>  libavformat/protocols.c |  1 +
>  libavformat/version.h   |  4 +--
>  5 files changed, 83 insertions(+), 2 deletions(-)
> 
> diff --git a/doc/protocols.texi b/doc/protocols.texi
> index 5e9198e67c..d9f2d2dec3 100644
> --- a/doc/protocols.texi
> +++ b/doc/protocols.texi
> @@ -275,6 +275,30 @@ For example, to convert a GIF file given inline with
> @command{ffmpeg}: ffmpeg -i
> "data:image/gif;base64,R0lGODdhCAAIAMIEAAAAAAAA//8AAP//AP///////////////ywA
> AAAACAAIAAADF0gEDLojDgdGiJdJqUX02iB4E8Q9jUMkADs=" smiley.png @end example
> 
> + at section fd
> +
> +File descriptor access protocol.
> +
> +The accepted syntax is:
> + at example
> +fd:[@var{number}]
> + at end example

C.f. what I wrote in the previous version thread.

-- 
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http://www.remlab.net/