avcodec: add RemotelyAnywhere Screen Capture decoder

Changelog

@@ -22,6 +22,7 @@ version <next>:
 - MatchWare Screen Capture Codec decoder
 - WinCam Motion Video decoder
 - 1D LUT filter (lut1d)
+- RemotelyAnywhere Screen Capture decoder
 
 
 version 4.0:

configure

@@ -2719,6 +2719,7 @@ qdm2_decoder_select="mdct rdft mpegaudiodsp"
 ra_144_decoder_select="audiodsp"
 ra_144_encoder_select="audio_frame_queue lpc audiodsp"
 ralf_decoder_select="golomb"
+rasc_decoder_deps="zlib"
 rawvideo_decoder_select="bswapdsp"
 rscc_decoder_deps="zlib"
 rtjpeg_decoder_select="me_cmp"

libavcodec/Makefile

@@ -536,6 +536,7 @@ OBJS-$(CONFIG_RA_144_DECODER)          += ra144dec.o ra144.o celp_filters.o
 OBJS-$(CONFIG_RA_144_ENCODER)          += ra144enc.o ra144.o celp_filters.o
 OBJS-$(CONFIG_RA_288_DECODER)          += ra288.o celp_filters.o
 OBJS-$(CONFIG_RALF_DECODER)            += ralf.o
+OBJS-$(CONFIG_RASC_DECODER)            += rasc.o
 OBJS-$(CONFIG_RAWVIDEO_DECODER)        += rawdec.o
 OBJS-$(CONFIG_RAWVIDEO_ENCODER)        += rawenc.o
 OBJS-$(CONFIG_REALTEXT_DECODER)        += realtextdec.o ass.o

libavcodec/allcodecs.c

@@ -248,6 +248,7 @@ extern AVCodec ff_r10k_encoder;
 extern AVCodec ff_r10k_decoder;
 extern AVCodec ff_r210_encoder;
 extern AVCodec ff_r210_decoder;
+extern AVCodec ff_rasc_decoder;
 extern AVCodec ff_rawvideo_encoder;
 extern AVCodec ff_rawvideo_decoder;
 extern AVCodec ff_rl2_decoder;

libavcodec/avcodec.h

@@ -451,6 +451,7 @@ enum AVCodecID {
     AV_CODEC_ID_PROSUMER,
     AV_CODEC_ID_MWSC,
     AV_CODEC_ID_WCMV,
+    AV_CODEC_ID_RASC,
 
     /* various PCM "codecs" */
     AV_CODEC_ID_FIRST_AUDIO = 0x10000,     ///< A dummy id pointing at the start of audio codecs

libavcodec/codec_desc.c

@@ -1682,6 +1682,13 @@ static const AVCodecDescriptor codec_descriptors[] = {
         .long_name = NULL_IF_CONFIG_SMALL("WinCAM Motion Video"),
         .props     = AV_CODEC_PROP_LOSSLESS,
     },
+    {
+        .id        = AV_CODEC_ID_RASC,
+        .type      = AVMEDIA_TYPE_VIDEO,
+        .name      = "rasc",
+        .long_name = NULL_IF_CONFIG_SMALL("RemotelyAnywhere Screen Capture"),
+        .props     = AV_CODEC_PROP_LOSSY,
+    },
 
     /* various PCM "codecs" */
     {

libavcodec/version.h

@@ -28,8 +28,8 @@
 #include "libavutil/version.h"
 
 #define LIBAVCODEC_VERSION_MAJOR  58
-#define LIBAVCODEC_VERSION_MINOR  27
-#define LIBAVCODEC_VERSION_MICRO 101
+#define LIBAVCODEC_VERSION_MINOR  28
+#define LIBAVCODEC_VERSION_MICRO 100
 
 #define LIBAVCODEC_VERSION_INT  AV_VERSION_INT(LIBAVCODEC_VERSION_MAJOR, \
                                                LIBAVCODEC_VERSION_MINOR, \

libavformat/riff.c

@@ -474,6 +474,7 @@ const AVCodecTag ff_codec_bmp_tags[] = {
     { AV_CODEC_ID_PROSUMER,     MKTAG('B', 'T', '2', '0') },
     { AV_CODEC_ID_MWSC,         MKTAG('M', 'W', 'S', 'C') },
     { AV_CODEC_ID_WCMV,         MKTAG('W', 'C', 'M', 'V') },
+    { AV_CODEC_ID_RASC,         MKTAG('R', 'A', 'S', 'C') },
     { AV_CODEC_ID_NONE,         0 }
 };