[FFmpeg-devel] [PATCH v6 12/13] fftools/graphprint: Add execution graph printing

[Michael Niedermayer]

On Thu, Apr 24, 2025 at 01:13:10AM +0000, softworkz wrote:
> From: softworkz <softworkz at hotmail.com>
> 
> The key benefits are:
> 
> - Different to other graph printing methods, this is outputting:
>   - all graphs with runtime state
>     (including auto-inserted filters)
>   - each graph with its inputs and outputs
>   - all filters with their in- and output pads
>   - all connections between all input- and output pads
>   - for each connection:
>     - the runtime-negotiated format and media type
>     - the hw context
>     - if video hw context, both: hw pixfmt + sw pixfmt
> - Output can either be printed to stdout or written to specified file
> - Output is machine-readable
> - Use the same output implementation as ffprobe, supporting multiple
>   formats
> 
> Signed-off-by: softworkz <softworkz at hotmail.com>
> ---
>  doc/ffmpeg.texi                   |   10 +
>  fftools/Makefile                  |   20 +-
>  fftools/ffmpeg.c                  |    4 +
>  fftools/ffmpeg.h                  |    3 +
>  fftools/ffmpeg_filter.c           |    5 +
>  fftools/ffmpeg_opt.c              |   13 +
>  fftools/graph/graphprint.c        | 1101 +++++++++++++++++++++++++++++
>  fftools/graph/graphprint.h        |   30 +
>  fftools/textformat/avtextformat.c |    2 +
>  fftools/textformat/avtextformat.h |   29 +
>  fftools/textformat/tf_mermaid.c   |  658 +++++++++++++++++
>  fftools/textformat/tf_mermaid.h   |   41 ++
>  12 files changed, 1915 insertions(+), 1 deletion(-)
>  create mode 100644 fftools/graph/graphprint.c
>  create mode 100644 fftools/graph/graphprint.h
>  create mode 100644 fftools/textformat/tf_mermaid.c
>  create mode 100644 fftools/textformat/tf_mermaid.h

make
LD	ffmpeg_g.exe
x86_64-w64-mingw32-gcc: error: fftools/resources/graph.html.o: No such file or directory
x86_64-w64-mingw32-gcc: error: fftools/resources/graph.css.o: No such file or directory
make: *** [Makefile:142: ffmpeg_g.exe] Error 1

[...]
-- 
Michael     GnuPG fingerprint: 9FF2128B147EF6730BADF133611EC787040B0FAB

I am the wisest man alive, for I know one thing, and that is that I know
nothing. -- Socrates
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