Always call avcodec_thread_init()

The various avcodec_thread_init() functions are updated to return
immediately after setting avctx->thread_count.  This allows -threads 0
to pass through to codecs.  It also simplifies the usage for apps
using libavcodec.

Originally committed as revision 21358 to svn://svn.ffmpeg.org/ffmpeg/trunk

1 files changed, 0 insertions, 3 deletions

diff --git a/ffmpeg.c b/ffmpeg.c
index 4b956ba71d..5ab7f7c471 100644
--- a/ffmpeg.c
+++ b/ffmpeg.c
@@ -2931,7 +2931,6 @@ static void opt_input_file(const char *filename)
     for(i=0;i<ic->nb_streams;i++) {
         AVStream *st = ic->streams[i];
         AVCodecContext *enc = st->codec;
-        if(thread_count>1)
             avcodec_thread_init(enc, thread_count);
         switch(enc->codec_type) {
         case CODEC_TYPE_AUDIO:
@@ -3066,7 +3065,6 @@ static void new_video_stream(AVFormatContext *oc)
     bitstream_filters[nb_output_files][oc->nb_streams - 1]= video_bitstream_filters;
     video_bitstream_filters= NULL;
 
-    if(thread_count>1)
         avcodec_thread_init(st->codec, thread_count);
 
     video_enc = st->codec;
@@ -3212,7 +3210,6 @@ static void new_audio_stream(AVFormatContext *oc)
     bitstream_filters[nb_output_files][oc->nb_streams - 1]= audio_bitstream_filters;
     audio_bitstream_filters= NULL;
 
-    if(thread_count>1)
         avcodec_thread_init(st->codec, thread_count);
 
     audio_enc = st->codec;