avcodec/mpegaudio_parser: treat codec_id like the other parameters

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

libavcodec/mpegaudio_parser.c

@@ -64,10 +64,11 @@ static int mpegaudio_parse(AVCodecParserContext *s1,
         }else{
             while(i<buf_size){
                 int ret, sr, channels, bit_rate, frame_size;
+                enum AVCodecID codec_id;
 
                 state= (state<<8) + buf[i++];
 
-                ret = avpriv_mpa_decode_header(avctx, state, &sr, &channels, &frame_size, &bit_rate);
+                ret = avpriv_mpa_decode_header2(state, &sr, &channels, &frame_size, &bit_rate, &codec_id);
                 if (ret < 4) {
                     if (i > 4)
                         s->header_count = -2;
@@ -82,6 +83,7 @@ static int mpegaudio_parse(AVCodecParserContext *s1,
                         avctx->sample_rate= sr;
                         avctx->channels   = channels;
                         s1->duration      = frame_size;
+                        avctx->codec_id   = codec_id;
                         if (s->no_bitrate || !avctx->bit_rate) {
                             s->no_bitrate = 1;
                             avctx->bit_rate += (bit_rate - avctx->bit_rate) / s->header_count;