Demux Bink audio in Smacker files

Originally committed as revision 21537 to svn://svn.ffmpeg.org/ffmpeg/trunk

libavformat/smacker.c

@@ -172,12 +172,20 @@ static int smacker_read_header(AVFormatContext *s, AVFormatParameters *ap)
     /* handle possible audio streams */
     for(i = 0; i < 7; i++) {
         smk->indexes[i] = -1;
-        if((smk->rates[i] & 0xFFFFFF) && !(smk->rates[i] & SMK_AUD_BINKAUD)){
+        if(smk->rates[i] & 0xFFFFFF){
             ast[i] = av_new_stream(s, 0);
             smk->indexes[i] = ast[i]->index;
             ast[i]->codec->codec_type = CODEC_TYPE_AUDIO;
-            ast[i]->codec->codec_id = (smk->rates[i] & SMK_AUD_PACKED) ? CODEC_ID_SMACKAUDIO : CODEC_ID_PCM_U8;
+            if (smk->rates[i] & SMK_AUD_BINKAUD) {
+                ast[i]->codec->codec_id = CODEC_ID_BINKAUDIO_RDFT;
+            } else if (smk->rates[i] & SMK_AUD_USEDCT) {
+                ast[i]->codec->codec_id = CODEC_ID_BINKAUDIO_DCT;
+            } else if (smk->rates[i] & SMK_AUD_PACKED){
+                ast[i]->codec->codec_id = CODEC_ID_SMACKAUDIO;
                 ast[i]->codec->codec_tag = MKTAG('S', 'M', 'K', 'A');
+            } else {
+                ast[i]->codec->codec_id = CODEC_ID_PCM_U8;
+            }
             ast[i]->codec->channels = (smk->rates[i] & SMK_AUD_STEREO) ? 2 : 1;
             ast[i]->codec->sample_rate = smk->rates[i] & 0xFFFFFF;
             ast[i]->codec->bits_per_coded_sample = (smk->rates[i] & SMK_AUD_16BITS) ? 16 : 8;