describe idct variable in xvmc struct

Originally committed as revision 17238 to svn://svn.ffmpeg.org/ffmpeg/trunk
16 years ago · d54a08cf2a
parent ff92137865
commit d54a08cf2a
1 changed files with 1 additions and 7 deletions
--- a/libavcodec/xvmc.h
+++ b/libavcodec/xvmc.h
@ -29,12 +29,6 @@
 #include <X11/extensions/XvMClib.h>


-//the surface should be shown, the video driver manipulates this
-#define MP_XVMC_STATE_DISPLAY_PENDING 1
-//the surface is needed for prediction, the codec manipulates this
-#define MP_XVMC_STATE_PREDICTION 2
-//this surface is needed for subpicture rendering
-#define MP_XVMC_STATE_OSD_SOURCE 4
 //                     1337    IDCT MCo
 #define MP_XVMC_RENDER_MAGIC 0x1DC711C0

@ -47,7 +41,7 @@ struct xvmc_render_state {
    int total_number_of_mv_blocks;
    int total_number_of_data_blocks;
    int mc_type; //XVMC_MPEG1/2/4,XVMC_H263 without XVMC_IDCT
-    int idct; //Do we use IDCT acceleration?
+    int idct;    //< indicate that IDCT acceleration level is used
    int chroma_format; //420, 422, 444
    int unsigned_intra; //+-128 for intra pictures after clipping
    XvMCSurface* p_surface; //pointer to rendered surface, never changed