/****************************************************************************
*
*   Module Title :     codec_common_if.H
*
*   Description  :     Interface to video codec demo decompressor DLL
*
*   AUTHOR       :     Paul Wilkins
*
*****************************************************************************
*   Revision History
* 
*   1.01 PGW 21/07/99  Added FR_INVALID_MODE_TOKEN.
*   1.00 PGW 14/06/99  Configuration baseline
*
*****************************************************************************
*/

#ifndef CODEC_COMMON_INTERFACE_H
#define CODEC_COMMON_INTERFACE_H

#define __export   
#define _export  
#define DllExport   __declspec( dllexport )
#define DllImport   __declspec( dllimport )

// Playback ERROR Codes. 
#define NO_DECODER_ERROR			0
#define REMOTE_DECODER_ERROR        -1

#define	DFR_BAD_DCT_COEFF			-100
#define	DFR_ZERO_LENGTH_FRAME		-101
#define DFR_FRAME_SIZE_INVALID		-102
#define DFR_OUTPUT_BUFFER_OVERFLOW	-103
#define DFR_INVALID_FRAME_HEADER    -104
#define FR_INVALID_MODE_TOKEN       -110
#define ETR_ALLOCATION_ERROR		-200
#define ETR_INVALID_ROOT_PTR		-201
#define SYNCH_ERROR					-400
#define BUFFER_UNDERFLOW_ERROR		-500
#define PB_IB_OVERFLOW_ERROR        -501

// External error triggers
#define PB_HEADER_CHECKSUM_ERROR    -601
#define PB_DATA_CHECKSUM_ERROR      -602

// DCT Error Codes
#define DDCT_EXPANSION_ERROR        -700
#define DDCT_INVALID_TOKEN_ERROR    -701

// ExceptionErrors
#define GEN_EXCEPTIONS              -800
#define EX_UNQUAL_ERROR             -801

// Unrecoverable error codes
#define FATAL_PLAYBACK_ERROR        -1000
#define GEN_ERROR_CREATING_CDC		-1001
#define GEN_THREAD_CREATION_ERROR   -1002
#define DFR_CREATE_BMP_FAILED		-1003

// YUV buffer configuration structure
typedef struct
{
    int     YWidth;
    int     YHeight;
    int     YStride;

    int     UVWidth;
    int     UVHeight;
    int     UVStride;

    char *  YBuffer;
    char *  UBuffer;
    char *  VBuffer;

} YUV_BUFFER_CONFIG;
typedef enum
{
    C_SET_KEY_FRAME,
    C_SET_FIXED_Q,
    C_SET_FIRSTPASS_FILE,
    C_SET_EXPERIMENTAL_MIN,
    C_SET_EXPERIMENTAL_MAX = C_SET_EXPERIMENTAL_MIN + 255,
	C_SET_CHECKPROTECT,
	C_SET_TESTMODE,
	C_SET_INTERNAL_SIZE,
	C_SET_RECOVERY_FRAME,
	C_SET_REFERENCEFRAME,
    C_SET_GOLDENFRAME

#ifndef VP50_COMP_INTERFACE
    // Specialist test facilities. 
//    C_VCAP_PARAMS,              // DO NOT USE FOR NOW WITH VFW CODEC
#endif

} C_SETTING;

typedef enum
{
    MAINTAIN_ASPECT_RATIO   = 0x0,
    SCALE_TO_FIT            = 0x1,
    CENTER                  = 0x2,
    OTHER                   = 0x3
} SCALE_MODE;


#endif