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| author | wang-bin <wbsecg1@gmail.com> | 2015-09-29 18:11:03 +0800 |
|---|---|---|
| committer | Matt Oliver <protogonoi@gmail.com> | 2015-10-16 00:54:57 +1100 |
| commit | 0861862b897ade9e62064f532f3b0a957ee7a0d8 (patch) | |
| tree | 31a4529e5bc9ecfa7e668a0cb05249c04a72dd32 | |
| parent | 909907948846dedf57a730a4d115d04d1117f9e5 (diff) | |
| download | ffmpeg-0861862b897ade9e62064f532f3b0a957ee7a0d8.tar.gz | |
winrt: multithreading support
_beginthreadex is for desktop only. CreateThread is available for windows store apps on windows (and phone) 8.1 and later. http://msdn.microsoft.com/en-us/library/ms682453%28VS.85%29.aspx
Signed-off-by: Matt Oliver <protogonoi@gmail.com>
| -rw-r--r-- | compat/w32pthreads.h | 5 | ||||
| -rwxr-xr-x | configure | 7 | ||||
| -rw-r--r-- | libavutil/cpu.c | 8 |
3 files changed, 19 insertions, 1 deletions
diff --git a/compat/w32pthreads.h b/compat/w32pthreads.h index 2aff72ae99..c25a191f21 100644 --- a/compat/w32pthreads.h +++ b/compat/w32pthreads.h @@ -82,8 +82,13 @@ static av_unused int pthread_create(pthread_t *thread, const void *unused_attr, { thread->func = start_routine; thread->arg = arg; +#if HAVE_WINRT + thread->handle = (void*)CreateThread(NULL, 0, win32thread_worker, thread, + 0, NULL); +#else thread->handle = (void*)_beginthreadex(NULL, 0, win32thread_worker, thread, 0, NULL); +#endif return !thread->handle; } @@ -1904,6 +1904,7 @@ HAVE_LIST=" dos_paths dxva2api_cobj dxva2_lib + winrt libc_msvcrt libdc1394_1 libdc1394_2 @@ -5236,9 +5237,15 @@ check_type "va/va.h" "VAPictureParameterBufferHEVC" check_type "vdpau/vdpau.h" "VdpPictureInfoHEVC" +check_cpp_condition windows.h "!WINAPI_FAMILY_PARTITION(WINAPI_PARTITION_DESKTOP)" && enable winrt || disable winrt + if ! disabled w32threads && ! enabled pthreads; then check_func_headers "windows.h process.h" _beginthreadex && enable w32threads || disable w32threads + if ! enabled w32threads && enabled winrt; then + check_func_headers "windows.h" CreateThread && + enable w32threads || disable w32threads + fi fi # check for some common methods of building with pthread support diff --git a/libavutil/cpu.c b/libavutil/cpu.c index 780368d69e..c64baf9324 100644 --- a/libavutil/cpu.c +++ b/libavutil/cpu.c @@ -30,7 +30,7 @@ #endif #include <sched.h> #endif -#if HAVE_GETPROCESSAFFINITYMASK +#if HAVE_GETPROCESSAFFINITYMASK || HAVE_WINRT #include <windows.h> #endif #if HAVE_SYSCTL @@ -253,6 +253,9 @@ int av_cpu_count(void) static volatile int printed; int nb_cpus = 1; +#if HAVE_WINRT + SYSTEM_INFO sysinfo; +#endif #if HAVE_SCHED_GETAFFINITY && defined(CPU_COUNT) cpu_set_t cpuset; @@ -274,6 +277,9 @@ int av_cpu_count(void) nb_cpus = sysconf(_SC_NPROC_ONLN); #elif HAVE_SYSCONF && defined(_SC_NPROCESSORS_ONLN) nb_cpus = sysconf(_SC_NPROCESSORS_ONLN); +#elif HAVE_WINRT + GetNativeSystemInfo(&sysinfo); + nb_cpus = sysinfo.dwNumberOfProcessors; #endif if (!printed) { |