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-rw-r--r--libmpcodecs/vd_rle.c81
1 files changed, 81 insertions, 0 deletions
diff --git a/libmpcodecs/vd_rle.c b/libmpcodecs/vd_rle.c
new file mode 100644
index 0000000000..3014f9a6cb
--- /dev/null
+++ b/libmpcodecs/vd_rle.c
@@ -0,0 +1,81 @@
+#include <stdio.h>
+#include <stdlib.h>
+
+#include "config.h"
+#include "mp_msg.h"
+
+#include "codec-cfg.h"
+#include "../libvo/img_format.h"
+
+#include "stream.h"
+#include "demuxer.h"
+#include "stheader.h"
+
+#include "vd.h"
+#include "vd_internal.h"
+
+static vd_info_t info = {
+ "RLE Video decoder",
+ "rle",
+ VFM_RLE,
+ "A'rpi",
+ "XAnim rip...",
+ "native codec"
+};
+
+LIBVD_EXTERN(rle)
+
+// to set/get/query special features/parameters
+static int control(sh_video_t *sh,int cmd,void* arg,...){
+ return CONTROL_UNKNOWN;
+}
+
+// init driver
+static int init(sh_video_t *sh){
+ mpcodecs_config_vo(sh,sh->disp_w,sh->disp_h,IMGFMT_BGR24);
+ if( (((sh->codec->outfmt[sh->outfmtidx]&255)+7)/8)==2 ){
+ unsigned int* pal=(unsigned int*)(((char*)sh->bih)+40);
+ int cols=(sh->bih->biSize-40)/4;
+ //int cols=1<<(sh_video->bih->biBitCount);
+ int i;
+ if(cols>256) cols=256;
+ mp_msg(MSGT_DECVIDEO,MSGL_V,"RLE: converting palette for %d colors.\n",cols);
+ for(i=0;i<cols;i++){
+ unsigned int c=pal[i];
+ unsigned int b=c&255;
+ unsigned int g=(c>>8)&255;
+ unsigned int r=(c>>16)&255;
+ if((sh->codec->outfmt[sh->outfmtidx]&255)==15)
+ pal[i]=((r>>3)<<10)|((g>>3)<<5)|((b>>3));
+ else
+ pal[i]=((r>>3)<<11)|((g>>2)<<5)|((b>>3));
+ }
+ }
+ return 1;
+}
+
+// uninit driver
+static void uninit(sh_video_t *sh){
+}
+
+//mp_image_t* mpcodecs_get_image(sh_video_t *sh, int mp_imgtype, int mp_imgflag, int w, int h);
+
+void AVI_Decode_RLE8(char *image,char *delta,int tdsize,
+ unsigned int *map,int imagex,int imagey,unsigned char x11_bytes_pixel);
+
+// decode a frame
+static mp_image_t* decode(sh_video_t *sh,void* data,int len,int flags){
+ mp_image_t* mpi;
+ if(len<=0) return NULL; // skipped frame
+
+ mpi=mpcodecs_get_image(sh, MP_IMGTYPE_STATIC, MP_IMGFLAG_PRESERVE,
+ sh->disp_w, sh->disp_h);
+ if(!mpi) return NULL;
+
+ AVI_Decode_RLE8(mpi->planes[0],data,len,
+ (int*)(((char*)sh->bih)+40),
+ sh->disp_w,sh->disp_h,((mpi->imgfmt&255)+7)/8);
+
+ return mpi;
+}
+