On Tue, Jul 18, 2023 at 6:14 AM Michael Niedermayer <mich...@niedermayer.cc> wrote:
> On Sun, Jul 16, 2023 at 02:28:53PM +0800, Nuo Mi wrote: > > On Mon, Jul 10, 2023 at 3:41 PM Nuo Mi <nuomi2...@gmail.com> wrote: > > > > > > > > > > > On Sun, Jul 9, 2023 at 5:52 AM Michael Niedermayer < > mich...@niedermayer.cc> > > > wrote: > > > > > >> On Fri, Jul 07, 2023 at 10:05:27PM +0800, Nuo Mi wrote: > > >> > The executor design pattern was inroduced by java > > >> > < > > >> > https://docs.oracle.com/en/java/javase/20/docs/api/java.base/java/util/concurrent/Executor.html > > >> > > > >> > it also adapted by python > > >> > <https://docs.python.org/3/library/concurrent.futures.html> > > >> > Compared to handcrafted thread pool management, it greatly > simplifies > > >> the thread code. > > >> > --- > > >> > libavcodec/Makefile | 1 + > > >> > libavcodec/executor.c | 182 > ++++++++++++++++++++++++++++++++++++++++ > > >> > libavcodec/executor.h | 67 +++++++++++++++ > > >> > libavcodec/vvc/Makefile | 4 + > > >> > 4 files changed, 254 insertions(+) > > >> > create mode 100644 libavcodec/executor.c > > >> > create mode 100644 libavcodec/executor.h > > >> > create mode 100644 libavcodec/vvc/Makefile > > >> > > >> This seems to need some fallback if pthreads are unavailable > > >> > > >> src/libavcodec/executor.c: In function ‘executor_worker_task’: > > >> src/libavcodec/executor.c:64:5: error: implicit declaration of > function > > >> ‘pthread_mutex_lock’; did you mean ‘ff_mutex_lock’? > > >> [-Werror=implicit-function-declaration] > > >> pthread_mutex_lock(&e->lock); > > >> ^~~~~~~~~~~~~~~~~~ > > >> ff_mutex_lock > > >> ... > > >> cc1: some warnings being treated as errors > > >> ffmpeg/ffbuild/common.mak:81: recipe for target > 'libavcodec/executor.o' > > >> failed > > >> make: *** [libavcodec/executor.o] Error 1 > > >> make: *** Waiting for unfinished jobs.... > > >> > > >> thx > > >> > > >> [...] > > >> -- > > >> Michael GnuPG fingerprint: > 9FF2128B147EF6730BADF133611EC787040B0FAB > > >> > > >> Why not whip the teacher when the pupil misbehaves? -- Diogenes of > Sinope > > >> _______________________________________________ > > >> ffmpeg-devel mailing list > > >> ffmpeg-devel@ffmpeg.org > > >> https://ffmpeg.org/mailman/listinfo/ffmpeg-devel > > >> > > >> To unsubscribe, visit link above, or email > > >> ffmpeg-devel-requ...@ffmpeg.org with subject "unsubscribe". > > >> > > > Hi Michael, > > > Thank you for the information. I will fixed it > > > > > > > Hi Michael, > > FFmpeg application has a dependency on threads > > Once I --disable-pthreads, I can't build ffmpeg for the decoder md5 test. > > Could you share with me how to test the decoder when we disabled threads? > > it seems this failure occurred on a ppc cross compile > ../configure --target-os=linux --enable-cross-compile --disable-iconv > --disable-pthreads && make -j32 > but its reproduceable on ubuntu x86-64 with a simple > make distclean ; ./configure --disable-pthreads && make -j32 > I used a similar configuration, but both my configuration and the one you provided do not generate the ffmpeg executable. We only get the ffprobe. However, I need the ffmpeg executable to obtain the MD5 for the conformance test. > > [...] > -- > Michael GnuPG fingerprint: 9FF2128B147EF6730BADF133611EC787040B0FAB > > Those who are too smart to engage in politics are punished by being > governed by those who are dumber. -- Plato > _______________________________________________ > ffmpeg-devel mailing list > ffmpeg-devel@ffmpeg.org > https://ffmpeg.org/mailman/listinfo/ffmpeg-devel > > To unsubscribe, visit link above, or email > ffmpeg-devel-requ...@ffmpeg.org with subject "unsubscribe". > _______________________________________________ ffmpeg-devel mailing list ffmpeg-devel@ffmpeg.org https://ffmpeg.org/mailman/listinfo/ffmpeg-devel To unsubscribe, visit link above, or email ffmpeg-devel-requ...@ffmpeg.org with subject "unsubscribe".
