lavf/rawenc: Add a raw gsm muxer.

libavformat/Makefile

@@ -181,6 +181,7 @@ OBJS-$(CONFIG_FSB_DEMUXER)               += fsb.o
 OBJS-$(CONFIG_GIF_MUXER)                 += gif.o
 OBJS-$(CONFIG_GIF_DEMUXER)               += gifdec.o
 OBJS-$(CONFIG_GSM_DEMUXER)               += gsmdec.o
+OBJS-$(CONFIG_GSM_MUXER)                 += rawenc.o
 OBJS-$(CONFIG_GXF_DEMUXER)               += gxf.o
 OBJS-$(CONFIG_GXF_MUXER)                 += gxfenc.o audiointerleave.o
 OBJS-$(CONFIG_G722_DEMUXER)              += g722.o rawdec.o

libavformat/allformats.c

@@ -139,7 +139,7 @@ void av_register_all(void)
     REGISTER_DEMUXER (G729,             g729);
     REGISTER_DEMUXER (GENH,             genh);
     REGISTER_MUXDEMUX(GIF,              gif);
-    REGISTER_DEMUXER (GSM,              gsm);
+    REGISTER_MUXDEMUX(GSM,              gsm);
     REGISTER_MUXDEMUX(GXF,              gxf);
     REGISTER_MUXDEMUX(H261,             h261);
     REGISTER_MUXDEMUX(H263,             h263);

libavformat/rawenc.c

@@ -193,6 +193,20 @@ AVOutputFormat ff_g723_1_muxer = {
 };
 #endif
 
+#if CONFIG_GSM_MUXER
+AVOutputFormat ff_gsm_muxer = {
+    .name              = "gsm",
+    .long_name         = NULL_IF_CONFIG_SMALL("raw GSM"),
+    .mime_type         = "audio/x-gsm",
+    .extensions        = "gsm",
+    .audio_codec       = AV_CODEC_ID_GSM,
+    .video_codec       = AV_CODEC_ID_NONE,
+    .write_header      = force_one_stream,
+    .write_packet      = ff_raw_write_packet,
+    .flags             = AVFMT_NOTIMESTAMPS,
+};
+#endif
+
 #if CONFIG_H261_MUXER
 AVOutputFormat ff_h261_muxer = {
     .name              = "h261",

libavformat/version.h

@@ -30,7 +30,7 @@
 #include "libavutil/version.h"
 
 #define LIBAVFORMAT_VERSION_MAJOR  57
-#define LIBAVFORMAT_VERSION_MINOR  31
+#define LIBAVFORMAT_VERSION_MINOR  32
 #define LIBAVFORMAT_VERSION_MICRO 100
 
 #define LIBAVFORMAT_VERSION_INT AV_VERSION_INT(LIBAVFORMAT_VERSION_MAJOR, \