[FFmpeg-cvslog] avcodec: remove ff_get_logical_cpus()

Michael Niedermayer git at videolan.org
Fri May 24 21:03:06 CEST 2013


ffmpeg | branch: master | Michael Niedermayer <michaelni at gmx.at> | Fri May 24 20:24:29 2013 +0200| [42bb3e4db672ebb6d8b86e869602a02dcae0f4ca] | committer: Michael Niedermayer

avcodec: remove ff_get_logical_cpus()

This simplifies the code

Signed-off-by: Michael Niedermayer <michaelni at gmx.at>

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=42bb3e4db672ebb6d8b86e869602a02dcae0f4ca
---

 libavcodec/frame_thread_encoder.c |    2 +-
 libavcodec/internal.h             |    2 --
 libavcodec/pthread.c              |   13 +++----------
 3 files changed, 4 insertions(+), 13 deletions(-)

diff --git a/libavcodec/frame_thread_encoder.c b/libavcodec/frame_thread_encoder.c
index 98c50ab..80577ec 100644
--- a/libavcodec/frame_thread_encoder.c
+++ b/libavcodec/frame_thread_encoder.c
@@ -126,7 +126,7 @@ int ff_frame_thread_encoder_init(AVCodecContext *avctx, AVDictionary *options){
         return 0;
 
     if(!avctx->thread_count) {
-        avctx->thread_count = ff_get_logical_cpus(avctx);
+        avctx->thread_count = av_cpu_count();
         avctx->thread_count = FFMIN(avctx->thread_count, MAX_THREADS);
     }
 
diff --git a/libavcodec/internal.h b/libavcodec/internal.h
index 4962f06..754d062 100644
--- a/libavcodec/internal.h
+++ b/libavcodec/internal.h
@@ -207,8 +207,6 @@ int ff_reget_buffer(AVCodecContext *avctx, AVFrame *frame);
 
 int ff_thread_can_start_frame(AVCodecContext *avctx);
 
-int ff_get_logical_cpus(AVCodecContext *avctx);
-
 int avpriv_h264_has_num_reorder_frames(AVCodecContext *avctx);
 
 /**
diff --git a/libavcodec/pthread.c b/libavcodec/pthread.c
index 41d6d62..2433880 100644
--- a/libavcodec/pthread.c
+++ b/libavcodec/pthread.c
@@ -146,15 +146,6 @@ typedef struct FrameThreadContext {
  * limit the number of threads to 16 for automatic detection */
 #define MAX_AUTO_THREADS 16
 
-int ff_get_logical_cpus(AVCodecContext *avctx)
-{
-    int nb_cpus = av_cpu_count();
-    if  (avctx->height)
-        nb_cpus = FFMIN(nb_cpus, (avctx->height+15)/16);
-
-    return nb_cpus;
-}
-
 static void* attribute_align_arg worker(void *v)
 {
     AVCodecContext *avctx = v;
@@ -265,7 +256,9 @@ static int thread_init(AVCodecContext *avctx)
     int thread_count = avctx->thread_count;
 
     if (!thread_count) {
-        int nb_cpus = ff_get_logical_cpus(avctx);
+        int nb_cpus = av_cpu_count();
+        if  (avctx->height)
+            nb_cpus = FFMIN(nb_cpus, (avctx->height+15)/16);
         // 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);



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