[FFmpeg-devel] [PATCH v2 09/10] fftools/graphprint: Add execution graph printing

[softworkz .]

> -----Original Message-----
> From: ffmpeg-devel <ffmpeg-devel-bounces at ffmpeg.org> On Behalf Of
> Michael Niedermayer
> Sent: Donnerstag, 17. April 2025 20:42
> To: FFmpeg development discussions and patches <ffmpeg-
> devel at ffmpeg.org>
> Subject: Re: [FFmpeg-devel] [PATCH v2 09/10] fftools/graphprint: Add
> execution graph printing
> 
> Hi
> 
> On Wed, Apr 16, 2025 at 10:12:19AM +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
> 
> breaks build on ubuntu mingw
> 
> make  -k
> CC	fftools/graph/graphprint.o
> src/fftools/graph/graphprint.c: In function ‘print_streams’:
> src/fftools/graph/graphprint.c:589:24: warning: assignment discards
> ‘const’ qualifier from pointer target type [-Wdiscarded-qualifiers]
>   589 |     sec_ctx.context_id = "Inputs";
>       |                        ^
> In file included from src/fftools/graph/graphprint.c:34:
> At top level:
> src/fftools/ffmpeg_mux.h:126:19: warning: ‘ms_from_ost’ defined but
> not used [-Wunused-function]
>   126 | static MuxStream *ms_from_ost(OutputStream *ost)
>       |                   ^~~~~~~~~~~
> src/fftools/graph/graphprint.c:1102:1: fatal error: opening dependency
> file fftools/graph/graphprint.d: No such file or directory
>  1102 | }
>       | ^
> compilation terminated.
> make: *** [src/ffbuild/common.mak:81: fftools/graph/graphprint.o]
> Error 1
> CC	fftools/resources/resman.o
> src/fftools/resources/resman.c:213:1: fatal error: opening dependency
> file fftools/resources/resman.d: No such file or directory
>   213 | }
>       | ^
> compilation terminated.
> make: *** [src/ffbuild/common.mak:81: fftools/resources/resman.o]
> Error 1
> CC	fftools/resources/graph.html.o
> src/fftools/resources/graph.html.c:2:1: fatal error: opening
> dependency file fftools/resources/graph.html.d: No such file or
> directory
>     2 | const unsigned int ff_graph_html_len = 938;
>       | ^~~~~
> compilation terminated.
> make: *** [src/ffbuild/common.mak:81: fftools/resources/graph.html.o]
> Error 1
> CC	fftools/resources/graph.css.o
> src/fftools/resources/graph.css.c:2:1: fatal error: opening dependency
> file fftools/resources/graph.css.d: No such file or directory
>     2 | const unsigned int ff_graph_css_len = 1685;
>       | ^~~~~
> compilation terminated.
> make: *** [src/ffbuild/common.mak:81: fftools/resources/graph.css.o]
> Error 1
> make: Target 'all' not remade because of errors.
> 
> 
> [...]
> --

Oh, those out-of-tree builds again. Should be fixed in V3.

Thank you!
sw