added MACE (Macintosh Audio Compression/Expansion) 3:1 & 6:1 support

contribution by Laszlo Torok <torokl@alpha.dfmk.hu>
4CC 'MAC3' and 'MAC6' in Quicktime.
It works for mono streams, needs to be fixed for stereo when I get my hands on a stereo sample :)
patch by (François Revol <revol at free dot fr>)

Originally committed as revision 1145 to svn://svn.ffmpeg.org/ffmpeg/trunk

libav/mov.c

@@ -121,6 +121,8 @@ static const CodecTag mov_audio_tags[] = {
     { CODEC_ID_PCM_MULAW, MKTAG('u', 'l', 'a', 'w') }, /*  */
     { CODEC_ID_PCM_ALAW, MKTAG('a', 'l', 'a', 'w') }, /*  */
     { CODEC_ID_ADPCM_IMA_QT, MKTAG('i', 'm', 'a', '4') }, /* IMA-4 ADPCM */
+    { CODEC_ID_MACE3, MKTAG('M', 'A', 'C', '3') }, /* Macintosh Audio Compression and Expansion 3:1 */
+    { CODEC_ID_MACE6, MKTAG('M', 'A', 'C', '6') }, /* Macintosh Audio Compression and Expansion 6:1 */
 
     { CODEC_ID_MP2, MKTAG('.', 'm', 'p', '3') }, /* MPEG layer 3 */ /* sample files at http://www.3ivx.com/showcase.html use this tag */
     { CODEC_ID_MP2, 0x6D730055 }, /* MPEG layer 3 */
@@ -829,9 +831,11 @@ static int parse_stco(const MOVParseTableEntry *parse_table, ByteIOContext *pb,
     } else
         return -1;
 #ifdef DEBUG
+/*
     for(i=0; i<entries; i++) {
         printf("chunk offset=0x%Lx\n", sc->chunk_offsets[i]);
     }
+*/
 #endif
     return 0;
 }

libavcodec/Makefile

@@ -16,7 +16,7 @@ OBJS= common.o utils.o mem.o allcodecs.o \
       motion_est.o imgconvert.o imgresample.o msmpeg4.o \
       mpeg12.o h263dec.o svq1.o rv10.o mpegaudiodec.o pcm.o simple_idct.o \
       ratecontrol.o adpcm.o eval.o dv.o error_resilience.o \
-      wmadec.o fft.o mdct.o
+      wmadec.o fft.o mdct.o mace.o
 ASM_OBJS=
 
 # currently using liba52 for ac3 decoding

libavcodec/allcodecs.c

@@ -76,6 +76,8 @@ void avcodec_register_all(void)
     register_avcodec(&mp3_decoder);
     register_avcodec(&wmav1_decoder);
     register_avcodec(&wmav2_decoder);
+    register_avcodec(&mace3_decoder);
+    register_avcodec(&mace6_decoder);
 #ifdef CONFIG_AC3
     register_avcodec(&ac3_decoder);
 #endif

libavcodec/avcodec.h

@@ -5,8 +5,8 @@
 
 #define LIBAVCODEC_VERSION_INT 0x000406
 #define LIBAVCODEC_VERSION     "0.4.6"
-#define LIBAVCODEC_BUILD       4633
-#define LIBAVCODEC_BUILD_STR   "4633"
+#define LIBAVCODEC_BUILD       4634
+#define LIBAVCODEC_BUILD_STR   "4634"
 
 enum CodecID {
     CODEC_ID_NONE, 
@@ -32,6 +32,8 @@ enum CodecID {
     CODEC_ID_DVAUDIO,
     CODEC_ID_WMAV1,
     CODEC_ID_WMAV2,
+    CODEC_ID_MACE3,
+    CODEC_ID_MACE6,
 
     /* various pcm "codecs" */
     CODEC_ID_PCM_S16LE,
@@ -805,6 +807,8 @@ extern AVCodec wmav2_decoder;
 extern AVCodec mjpeg_decoder;
 extern AVCodec mp2_decoder;
 extern AVCodec mp3_decoder;
+extern AVCodec mace3_decoder;
+extern AVCodec mace6_decoder;
 
 /* pcm codecs */
 #define PCM_CODEC(id, name) \