make AVCodec.init() optional

Originally committed as revision 8589 to svn://svn.ffmpeg.org/ffmpeg/trunk
18 years ago · 6e546aaa24
parent fa1ab87200
commit 6e546aaa24
1 changed files with 2 additions and 0 deletions
--- a/libavcodec/utils.c
+++ b/libavcodec/utils.c
@ -829,12 +829,14 @@ int avcodec_open(AVCodecContext *avctx, AVCodec *codec)
    avctx->codec = codec;
    avctx->codec_id = codec->id;
    avctx->frame_number = 0;
+    if(avctx->codec->init){
    ret = avctx->codec->init(avctx);
    if (ret < 0) {
        av_freep(&avctx->priv_data);
        avctx->codec= NULL;
        goto end;
    }
+    }
    ret=0;
 end:
    entangled_thread_counter--;