avformat: add raw avs3 muxer

Signed-off-by: Limin Wang <lance.lmwang@gmail.com>

libavformat/Makefile

@@ -130,6 +130,7 @@ OBJS-$(CONFIG_AVS_DEMUXER)               += avs.o voc_packet.o voc.o
 OBJS-$(CONFIG_AVS2_DEMUXER)              += avs2dec.o rawdec.o
 OBJS-$(CONFIG_AVS2_MUXER)                += rawenc.o
 OBJS-$(CONFIG_AVS3_DEMUXER)              += avs3dec.o rawdec.o
+OBJS-$(CONFIG_AVS3_MUXER)                += rawenc.o
 OBJS-$(CONFIG_BETHSOFTVID_DEMUXER)       += bethsoftvid.o
 OBJS-$(CONFIG_BFI_DEMUXER)               += bfi.o
 OBJS-$(CONFIG_BINK_DEMUXER)              += bink.o

libavformat/allformats.c

@@ -88,6 +88,7 @@ extern const AVInputFormat  ff_avs_demuxer;
 extern const AVInputFormat  ff_avs2_demuxer;
 extern const AVOutputFormat ff_avs2_muxer;
 extern const AVInputFormat  ff_avs3_demuxer;
+extern const AVOutputFormat ff_avs3_muxer;
 extern const AVInputFormat  ff_bethsoftvid_demuxer;
 extern const AVInputFormat  ff_bfi_demuxer;
 extern const AVInputFormat  ff_bintext_demuxer;

libavformat/rawenc.c

@@ -142,6 +142,20 @@ const AVOutputFormat ff_avs2_muxer = {
 };
 #endif
 
+#if CONFIG_AVS3_MUXER
+const AVOutputFormat ff_avs3_muxer = {
+    .name              = "avs3",
+    .long_name         = NULL_IF_CONFIG_SMALL("AVS3-P2/IEEE1857.10"),
+    .extensions        = "avs3",
+    .audio_codec       = AV_CODEC_ID_NONE,
+    .video_codec       = AV_CODEC_ID_AVS3,
+    .init              = force_one_stream,
+    .write_packet      = ff_raw_write_packet,
+    .flags             = AVFMT_NOTIMESTAMPS,
+};
+#endif
+
+
 #if CONFIG_CAVSVIDEO_MUXER
 const AVOutputFormat ff_cavsvideo_muxer = {
     .name              = "cavsvideo",