Add decoder for Avid 1:1 10-bit RGB Packer (AVrp).

Fixes ticket #525.

Reviewed-by: Paul B Mahol

Changelog

@@ -16,6 +16,7 @@ version next:
 - Automatic thread count based on detection number of (available) CPU cores
 - y41p Brooktree Uncompressed 4:1:1 12-bit encoder and decoder
 - ffprobe -show_error option
+- Avid 1:1 10-bit RGB Packer decoder
 
 
 version 0.9:

doc/general.texi

@@ -438,6 +438,8 @@ following image formats are supported:
 @item Autodesk Animator Flic video  @tab     @tab  X
 @item Autodesk RLE           @tab     @tab  X
     @tab fourcc: AASC
+@item Avid 1:1 10-bit RGB Packer  @tab   @tab  X
+    @tab fourcc: AVrp
 @item AVS (Audio Video Standard) video  @tab     @tab  X
     @tab Video encoding used by the Creature Shock game.
 @item Beam Software VB       @tab     @tab  X

libavcodec/Makefile

@@ -91,6 +91,7 @@ OBJS-$(CONFIG_ATRAC1_DECODER)          += atrac1.o atrac.o
 OBJS-$(CONFIG_ATRAC3_DECODER)          += atrac3.o atrac.o
 OBJS-$(CONFIG_AURA_DECODER)            += cyuv.o
 OBJS-$(CONFIG_AURA2_DECODER)           += aura.o
+OBJS-$(CONFIG_AVRP_DECODER)            += r210dec.o
 OBJS-$(CONFIG_AVS_DECODER)             += avs.o
 OBJS-$(CONFIG_BETHSOFTVID_DECODER)     += bethsoftvideo.o
 OBJS-$(CONFIG_BFI_DECODER)             += bfi.o

libavcodec/allcodecs.c

@@ -79,6 +79,7 @@ void avcodec_register_all(void)
     REGISTER_ENCDEC  (ASV2, asv2);
     REGISTER_DECODER (AURA, aura);
     REGISTER_DECODER (AURA2, aura2);
+    REGISTER_DECODER (AVRP, avrp);
     REGISTER_DECODER (AVS, avs);
     REGISTER_DECODER (BETHSOFTVID, bethsoftvid);
     REGISTER_DECODER (BFI, bfi);

libavcodec/avcodec.h

@@ -258,6 +258,7 @@ enum CodecID {
     CODEC_ID_Y41P       = MKBETAG('Y','4','1','P'),
     CODEC_ID_UTVIDEO = 0x800,
     CODEC_ID_ESCAPE130  = MKBETAG('E','1','3','0'),
+    CODEC_ID_AVRP       = MKBETAG('A','V','R','P'),
 
     CODEC_ID_G2M        = MKBETAG( 0 ,'G','2','M'),
 

libavcodec/r210dec.c

@@ -61,8 +61,13 @@ static int decode_frame(AVCodecContext *avctx, void *data, int *data_size,
     for (h = 0; h < avctx->height; h++) {
         uint16_t *dst = (uint16_t *)dst_line;
         for (w = 0; w < avctx->width; w++) {
-            uint32_t pixel = av_be2ne32(*src++);
+            uint32_t pixel;
             uint16_t r, g, b;
+            if (avctx->codec_id==CODEC_ID_AVRP) {
+                pixel = av_le2ne32(*src++);
+            } else {
+                pixel = av_be2ne32(*src++);
+            }
             if (avctx->codec_id==CODEC_ID_R210) {
                 b =  pixel <<  6;
                 g = (pixel >>  4) & 0xffc0;
@@ -120,3 +125,15 @@ AVCodec ff_r10k_decoder = {
     .long_name = NULL_IF_CONFIG_SMALL("AJA Kona 10-bit RGB Codec"),
 };
 #endif
+#if CONFIG_AVRP_DECODER
+AVCodec ff_avrp_decoder = {
+    .name           = "avrp",
+    .type           = AVMEDIA_TYPE_VIDEO,
+    .id             = CODEC_ID_AVRP,
+    .init           = decode_init,
+    .close          = decode_close,
+    .decode         = decode_frame,
+    .capabilities   = CODEC_CAP_DR1,
+    .long_name = NULL_IF_CONFIG_SMALL("Avid 1:1 10-bit RGB Packer"),
+};
+#endif

libavcodec/version.h

@@ -21,7 +21,7 @@
 #define AVCODEC_VERSION_H
 
 #define LIBAVCODEC_VERSION_MAJOR 53
-#define LIBAVCODEC_VERSION_MINOR 50
+#define LIBAVCODEC_VERSION_MINOR 51
 #define LIBAVCODEC_VERSION_MICRO 100
 
 #define LIBAVCODEC_VERSION_INT  AV_VERSION_INT(LIBAVCODEC_VERSION_MAJOR, \

libavformat/isom.c

@@ -89,6 +89,7 @@ const AVCodecTag codec_movvideo_tags[] = {
     { CODEC_ID_R10K,   MKTAG('R', '1', '0', 'k') }, /* UNCOMPRESSED 10BIT RGB */
     { CODEC_ID_R10K,   MKTAG('R', '1', '0', 'g') }, /* UNCOMPRESSED 10BIT RGB */
     { CODEC_ID_R210,   MKTAG('r', '2', '1', '0') }, /* UNCOMPRESSED 10BIT RGB */
+    { CODEC_ID_AVRP,   MKTAG('A', 'V', 'r', 'p') }, /* Avid 1:1 10-bit RGB Packer */
     { CODEC_ID_V210,   MKTAG('v', '2', '1', '0') }, /* UNCOMPRESSED 10BIT 4:2:2 */
     { CODEC_ID_V410,   MKTAG('v', '4', '1', '0') }, /* UNCOMPRESSED 10BIT 4:4:4 */
     { CODEC_ID_Y41P,   MKTAG('Y', '4', '1', 'P') }, /* UNCOMPRESSED 12BIT 4:1:1 */