SIPR decoder for modes 8k5, 6k5 and 5k0.

Patch by Vladimir Voroshilov and myself.

Originally committed as revision 21125 to svn://svn.ffmpeg.org/ffmpeg/trunk

Changelog

@@ -48,6 +48,7 @@ version <next>:
 - R210 decoder
 - Auravision Aura 1 and 2 decoders
 - Deluxe Paint Animation playback system
+- SIPR decoding for modes 8k5, 6k5 and 5k0
 
 
 

doc/general.texi

@@ -618,6 +618,8 @@ following image formats are supported:
     @tab Real 28800 bit/s codec
 @item RealAudio 3.0 (dnet)   @tab IX  @tab  X
     @tab Real low bitrate AC-3 codec
+@item RealAudio SIPR / ACELP.NET @tab     @tab  X
+    @tab 16 kbps mode not yet supported
 @item Shorten                @tab     @tab  X
 @item Sierra VMD audio       @tab     @tab  X
     @tab Used in Sierra VMD files.

libavcodec/Makefile

@@ -260,6 +260,9 @@ OBJS-$(CONFIG_RV40_DECODER)            += rv40.o rv34.o h264pred.o rv40dsp.o \
 OBJS-$(CONFIG_SGI_DECODER)             += sgidec.o
 OBJS-$(CONFIG_SGI_ENCODER)             += sgienc.o rle.o
 OBJS-$(CONFIG_SHORTEN_DECODER)         += shorten.o
+OBJS-$(CONFIG_SIPR_DECODER)            += sipr.o acelp_pitch_delay.o \
+                                          celp_math.o acelp_vectors.o \
+                                          acelp_filters.o celp_filters.o lsp.o
 OBJS-$(CONFIG_SMACKAUD_DECODER)        += smacker.o
 OBJS-$(CONFIG_SMACKER_DECODER)         += smacker.o
 OBJS-$(CONFIG_SMC_DECODER)             += smc.o

libavcodec/allcodecs.c

@@ -232,6 +232,7 @@ void avcodec_register_all(void)
     REGISTER_DECODER (RA_144, ra_144);
     REGISTER_DECODER (RA_288, ra_288);
     REGISTER_DECODER (SHORTEN, shorten);
+    REGISTER_DECODER (SIPR, sipr);
     REGISTER_DECODER (SMACKAUD, smackaud);
     REGISTER_ENCDEC  (SONIC, sonic);
     REGISTER_ENCODER (SONIC_LS, sonic_ls);

libavcodec/avcodec.h

@@ -30,7 +30,7 @@
 #include "libavutil/avutil.h"
 
 #define LIBAVCODEC_VERSION_MAJOR 52
-#define LIBAVCODEC_VERSION_MINOR 46
+#define LIBAVCODEC_VERSION_MINOR 47
 #define LIBAVCODEC_VERSION_MICRO  0
 
 #define LIBAVCODEC_VERSION_INT  AV_VERSION_INT(LIBAVCODEC_VERSION_MAJOR, \