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Originally committed as revision 17251 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Ivan Kalvachev 2009-02-14 17:56:51 +00:00
parent c97dffbc94
commit 6785e509d4
1 changed files with 38 additions and 25 deletions
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57
libavcodec/xvmc.h
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@ -25,10 +25,15 @@
#include "avcodec.h"
#define AV_XVMC_STATE_DISPLAY_PENDING 1 // the surface should be shown, the video driver manipulates this
#define AV_XVMC_STATE_PREDICTION 2 // the surface is needed for prediction, the codec manipulates this
#define AV_XVMC_STATE_OSD_SOURCE 4 // this surface is needed for subpicture rendering
#define AV_XVMC_RENDER_MAGIC 0x1DC711C0 // 1337 IDCT MCo
/**the surface should be shown, the video driver manipulates this*/
#define AV_XVMC_STATE_DISPLAY_PENDING 1
/**the surface is needed for prediction, the codec manipulates this*/
#define AV_XVMC_STATE_PREDICTION 2
/**this surface is needed for subpicture rendering*/
#define AV_XVMC_STATE_OSD_SOURCE 4
/**<magic value to ensure that regular pixel routines haven't corrupted the struct*/
// 1337 IDCT MCo
#define AV_XVMC_RENDER_MAGIC 0x1DC711C0
#if LIBAVCODEC_VERSION_MAJOR < 53
#define MP_XVMC_STATE_DISPLAY_PENDING AV_XVMC_STATE_DISPLAY_PENDING
@ -38,36 +43,44 @@
#endif
struct xvmc_render_state {
//these are not changed by the decoder!
/** these are not changed by the decoder! */
//@{
int magic; ///< used as check for memory corruption by regular pixel routines
short* data_blocks;
XvMCMacroBlock* mv_blocks;
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 mc_type; ///<XVMC_MPEG1/2/4,XVMC_H263 without XVMC_IDCT
int idct; ///< indicate that IDCT acceleration level is used
int chroma_format; ///< XVMC_CHROMA_FORMAT_420/422/444
int unsigned_intra; // +-128 for intra pictures after clipping
XvMCSurface* p_surface; // pointer to rendered surface, never changed
int unsigned_intra; ///<+-128 for intra pictures after clipping
XvMCSurface* p_surface; ///<pointer to rendered surface, never changed
//}@
//these are changed by the decoder
//used by the XvMCRenderSurface function
XvMCSurface* p_past_surface; // pointer to the past surface
XvMCSurface* p_future_surface; // pointer to the future prediction surface
/** these are changed by the decoder
//used by the 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 - 1st or 2nd field in the sequence
unsigned int display_flags; // 1,2 or 1+2 fields for XvMCPutSurface
unsigned int picture_structure; ///<top/bottom fields or frame!
unsigned int flags; ///<XVMC_SECOND_FIELD - 1st or 2nd field in the sequence
unsigned int display_flags; ///<1,2 or 1+2 fields for XvMCPutSurface
//}@
//these are for internal communication
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, changed by decoder
/** these are for internal communication */
//@{
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, changed by decoder
int next_free_data_block_num; // used in add_mv_block, pointer to next free block
//extensions
void* p_osd_target_surface_render; // pointer to the surface where subpicture is rendered
int next_free_data_block_num; ///<used in add_mv_block, pointer to next free block
//}@
/**extensions*/
//@{
void * p_osd_target_surface_render; ///<pointer to the surface where subpicture is rendered
//}@
};