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-rw-r--r--xvmc_render.h46
1 files changed, 46 insertions, 0 deletions
diff --git a/xvmc_render.h b/xvmc_render.h
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+++ b/xvmc_render.h
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+#include <X11/Xlib.h>
+#include <X11/Xutil.h>
+#include <X11/Xatom.h>
+#include <X11/extensions/Xv.h>
+#include <X11/extensions/Xvlib.h>
+#include <X11/extensions/XvMClib.h>
+
+
+//the surface should be shown, video driver manipulate this
+#define MP_XVMC_STATE_DISPLAY_PENDING 1
+//the surface is needed for prediction, codec manipulate this
+#define MP_XVMC_STATE_PREDICTION 2
+// 1337 IDCT MCo
+#define MP_XVMC_RENDER_MAGIC 0x1DC711C0
+
+typedef struct{
+//these are not changed by decoder!
+ int magic;
+
+ short * data_blocks;
+ XvMCMacroBlock * mv_blocks;
+ int total_number_of_mv_blocks;
+ int total_number_of_data_blocks;
+ int idct;//does we use IDCT acceleration?
+ int chroma_format;//420,422,444
+ int unsigned_intra;//+-128 for intra pictures after clip
+ int reserved1[14];//future extenstions (e.g. gmc,qpel)
+ XvMCSurface* p_surface;//pointer to rendered surface, never changed
+
+//these are changed by decoder
+//used by XvMCRenderSurface function
+ XvMCSurface* p_past_surface;//pointer to the past surface
+ XvMCSurface* p_future_surface;//pointer to the future prediction surface
+
+ unsigned int picture_structure;//top/bottom fields or frame !
+ unsigned int flags;//XVMC_SECOND_FIELD - 1'st or 2'd field in the sequence
+ unsigned int display_flags; //1,2 or 1+2 fields for XvMCPutSurface,
+
+//these are internal communication one
+ int state;//0-free,1 Waiting to Display,2 Waiting for prediction
+ int start_mv_blocks_num;//offset in the array for the current slice,updated by vo
+ int filled_mv_blocks_num;//processed mv block in this slice,change by decoder
+
+ int next_free_data_block_num;//used in add_mv_block, pointer to next free block
+
+} xvmc_render_state_t;