wmall: Working bitstream parser

(cherry picked from commit 929822111bc10fdf19ca66b7ed09e0ebf802878b)
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>

libavcodec/Makefile

@@ -428,6 +428,7 @@ OBJS-$(CONFIG_VP6_DECODER)             += vp6.o vp56.o vp56data.o vp56dsp.o \
 OBJS-$(CONFIG_VP8_DECODER)             += vp8.o vp8dsp.o vp56rac.o
 OBJS-$(CONFIG_VQA_DECODER)             += vqavideo.o
 OBJS-$(CONFIG_WAVPACK_DECODER)         += wavpack.o
+OBJS-$(CONFIG_WMALOSSLESS_DECODER)     += wmalosslessdec.o wma.o
 OBJS-$(CONFIG_WMAPRO_DECODER)          += wmaprodec.o wma.o
 OBJS-$(CONFIG_WMAV1_DECODER)           += wmadec.o wma.o aactab.o
 OBJS-$(CONFIG_WMAV1_ENCODER)           += wmaenc.o wma.o aactab.o

libavcodec/allcodecs.c

@@ -296,6 +296,7 @@ void avcodec_register_all(void)
     REGISTER_DECODER (VMDAUDIO, vmdaudio);
     REGISTER_ENCDEC  (VORBIS, vorbis);
     REGISTER_DECODER (WAVPACK, wavpack);
+    REGISTER_DECODER (WMALOSSLESS, wmalossless);
     REGISTER_DECODER (WMAPRO, wmapro);
     REGISTER_ENCDEC  (WMAV1, wmav1);
     REGISTER_ENCDEC  (WMAV2, wmav2);