Commit 4cf7b875 authored by Michael Niedermayer's avatar Michael Niedermayer

av_cpu_count: factorize "detected %d logical cores" message

Also print the message just once
Signed-off-by: 's avatarMichael Niedermayer <michaelni@gmx.at>
parent d480b36d
......@@ -790,7 +790,6 @@ static int frame_thread_init(AVCodecContext *avctx)
int nb_cpus = av_cpu_count();
if ((avctx->debug & (FF_DEBUG_VIS_QP | FF_DEBUG_VIS_MB_TYPE)) || avctx->debug_mv)
nb_cpus = 1;
av_log(avctx, AV_LOG_DEBUG, "detected %d logical cores\n", nb_cpus);
// use number of cores + 1 as thread count if there is more than one
if (nb_cpus > 1)
thread_count = avctx->thread_count = FFMIN(nb_cpus + 1, MAX_AUTO_THREADS);
......
......@@ -150,7 +150,6 @@ static int thread_init(ThreadContext *c, int nb_threads)
if (!nb_threads) {
int nb_cpus = av_cpu_count();
av_log(c->graph, AV_LOG_DEBUG, "Detected %d logical cores.\n", nb_cpus);
// use number of cores + 1 as thread count if there is more than one
if (nb_cpus > 1)
nb_threads = nb_cpus + 1;
......
......@@ -198,6 +198,8 @@ int av_parse_cpu_caps(unsigned *flags, const char *s)
int av_cpu_count(void)
{
static volatile int printed;
int ret, nb_cpus = 1;
#if HAVE_SCHED_GETAFFINITY && defined(CPU_COUNT)
cpu_set_t cpuset;
......@@ -226,6 +228,11 @@ int av_cpu_count(void)
nb_cpus = sysconf(_SC_NPROCESSORS_ONLN);
#endif
if (!printed) {
av_log(NULL, AV_LOG_DEBUG, "detected %d logical cores\n", nb_cpus);
printed = 1;
}
return nb_cpus;
}
......
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