First implementation of nsv demuxer.

Get libavformat linked with lavc and lmp3lame is required. BeOS requires no undefined syms on link! (besides it's bad to leave undef syms)

Originally committed as revision 3696 to svn://svn.ffmpeg.org/ffmpeg/trunk

libavformat/Makefile

@@ -16,7 +16,7 @@ OBJS+=mpeg.o mpegts.o mpegtsenc.o ffm.o crc.o img.o img2.o raw.o rm.o \
       avienc.o avidec.o wav.o swf.o au.o gif.o mov.o mpjpeg.o dv.o \
       yuv4mpeg.o 4xm.o flvenc.o flvdec.o movenc.o psxstr.o idroq.o ipmovie.o \
       nut.o wc3movie.o mp3.o westwood.o segafilm.o idcin.o flic.o \
-      sierravmd.o matroska.o sol.o electronicarts.o
+      sierravmd.o matroska.o sol.o electronicarts.o nsvdec.o
 
 ifeq ($(CONFIG_RISKY),yes)
 OBJS+= asf.o
@@ -83,6 +83,11 @@ ifeq ($(BUILD_SHARED),yes)
 SLIB= $(SLIBPREF)avformat$(SLIBSUF)
 endif
 
+EXTRALIBS+=-lavcodec -L../libavcodec
+ifeq ($(CONFIG_MP3LAME),yes)
+EXTRALIBS+=-lmp3lame
+endif
+
 SRCS := $(OBJS:.o=.c) $(PPOBJS:.o=.cpp)
 
 all: $(LIB) $(SLIB)

libavformat/allformats.c

@@ -110,6 +110,7 @@ void av_register_all(void)
     matroska_init();
     sol_init();
     ea_init();
+    nsvdec_init();
 
 #ifdef CONFIG_ENCODERS
     /* image formats */

libavformat/avformat.h

@@ -510,6 +510,9 @@ int sol_init(void);
 /* electronicarts.c */
 int ea_init(void);
 
+/* nsvdec.c */
+int nsvdec_init(void);
+
 #include "rtp.h"
 
 #include "rtsp.h"