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Date: Sun, 30 Mar 2025 12:36:26 +0200
From: Michael Niedermayer <michael@niedermayer.cc>
To: FFmpeg development discussions and patches <ffmpeg-devel@ffmpeg.org>
Message-ID: <20250330103626.GV4991@pb2>
References: <pull.63.ffstaging.FFmpeg.1743226030871.ffmpegagent@gmail.com>
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Subject: Re: [FFmpeg-devel] [PATCH] fftools/resorces: Add resource_manager
with build-time compression
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On Sat, Mar 29, 2025 at 05:27:10AM +0000, softworkz wrote:
> From: softworkz <softworkz@hotmail.com>
>=20
> Signed-off-by: softworkz <softworkz@hotmail.com>
> ---
> [RFC] fftools/resorces: Add resource_manager with build-time compress=
ion
> =20
> Hello everybody,
> =20
> this is a resource manager implementation which I've done for the
> upcoming execution graph rendering patchset, which needs some css and
> http strings for generating the output and I wanted check back whether
> it's okay to do it that way?
> =20
> To minimize the amount of storage required, it is using compression at
> build time, inspired from the PTX compresion that is already in emplo=
yed
> for compresing CUDA kernels. The purpose is to allow having the actual
> content in the tree, viewable and editable as reeguar html or css fil=
es
> rather than a cryptic string that is handcrafted by the developer.
> =20
> For CSS files, it also applies some minification: Comment lines are
> removed, linebreaks removed and whitespace is folded, then it gets
> compressed and finally added as data via BIN2C. Same for html but
> without minification.
> =20
> In case of PTX compression there's a configure option to disable, hen=
ce
> I'm wondering whether I might need to do the same if there are any ca=
ses
> where it doesn't work?
> =20
> Thanks
> =20
> (note that the two css and html files are identical - it's just for
> illustration).
>=20
> Published-As: https://github.com/ffstaging/FFmpeg/releases/tag/pr-ffstagi=
ng-63%2Fsoftworkz%2Fsubmit_resourcerfc-v1
> Fetch-It-Via: git fetch https://github.com/ffstaging/FFmpeg pr-ffstaging-=
63/softworkz/submit_resourcerfc-v1
> Pull-Request: https://github.com/ffstaging/FFmpeg/pull/63
out of tree build with mingw64 on ubuntu
src/fftools/resources/resman.c: In function =E2=80=98decompress_gzip=E2=80=
=99:
src/fftools/resources/resman.c:78:5: warning: ISO C90 forbids mixed declara=
tions and code [-Wdeclaration-after-statement]
78 | uint8_t *buf =3D (uint8_t *)av_mallocz(chunk + 1);
| ^~~~~~~
src/fftools/resources/resman.c: At top level:
src/fftools/resources/resman.c:194:1: fatal error: opening dependency file =
fftools/resources/resman.d: No such file or directory
194 | }
| ^
compilation terminated.
make: *** [src/ffbuild/common.mak:81: fftools/resources/resman.o] Error 1
STRIP ffprobe.exe
make: Target 'all' not remade because of errors.
[...]
--=20
Michael GnuPG fingerprint: 9FF2128B147EF6730BADF133611EC787040B0FAB
No snowflake in an avalanche ever feels responsible. -- Voltaire
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