multithreaded mpeg2 decoding

Originally committed as revision 2810 to svn://svn.ffmpeg.org/ffmpeg/trunk

1 files changed, 5 insertions, 0 deletions

diff --git a/ffmpeg.c b/ffmpeg.c
index 8d2264bffa..138d531215 100644
--- a/ffmpeg.c
+++ b/ffmpeg.c
@@ -2256,6 +2256,11 @@ static void opt_input_file(const char *filename)
     /* update the current parameters so that they match the one of the input stream */
     for(i=0;i<ic->nb_streams;i++) {
         AVCodecContext *enc = &ic->streams[i]->codec;
+#if defined(HAVE_PTHREADS) || defined(HAVE_W32THREADS)
+        if(thread_count>1)
+            avcodec_thread_init(enc, thread_count);
+#endif
+        enc->thread_count= thread_count;
         switch(enc->codec_type) {
         case CODEC_TYPE_AUDIO:
             //fprintf(stderr, "\nInput Audio channels: %d", enc->channels);