xref: /utopia/UTPA2-700.0.x/modules/mfe/drv/mfe_ex/cModel/IntraUpdate.h (revision 53ee8cc121a030b8d368113ac3e966b4705770ef)

//<MStar Software>
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//<MStar Software>
#ifndef _INTRA_UDPATE_H_
#define _INTRA_UDPATE_H_

#include "mfe_type.h"

// "in" means sw-->hw
// "out" means hw-->sw
typedef struct {
	MS_U32 intra : 1;    // [in, out]: Forced-intra; intra-coded
	MS_U32 motion : 1;   // [out] This MB is regarded as motion area
} HW_MB_MAP;

typedef struct {
	MS_S32 inter_count;	// For FIR usage
	MS_S32 intra_count;	// For AIR usage
} SW_MB_MAP;

typedef struct _IntraUpdateContext {
	// Input
	MS_S32 nWidth, nHeight;
	MS_S32 nTotalMb;
	HW_MB_MAP *pHwMbMap;	// Hw/sw shared. of size nTotalSize
	SW_MB_MAP *pSwMbMap;	// sw only. of size nTotalSize
	// Intra Refresh switches
	MS_U8 bFIR;		// H.263 Forced Updating
	MS_U8 bCIR;		// Cyclic intra updating
	MS_U8 bAIR;		// Adaptive Intra-Refresh. Must be FALSE if bCIR is FALSE
	// Intra Refresh constants
	MS_S32 FIR_THR;
	MS_S32 CIR_COUNT;
	MS_S32 AIR_COUNT, AIR_ROUND;
	// Internal counter
	MS_S32 nIndexCIR;
	MS_S32 nIndexAIR;
} IntraUpdateContext;

#ifdef __cplusplus
extern "C" {
#endif

void IntraUpdate_Init(IntraUpdateContext* ctx);
void IntraUpdate_Frame(IntraUpdateContext* ctx);

#ifdef __cplusplus
}
#endif

#endif // _INTRA_UDPATE_H_