sei.h

davinci avs.......................................................

/*!
 *************************************************************************************
 * \file sei.h
 *
 * \brief
 *    Prototypes for sei.c
 * \by liuhui 2005/03/20 [e-mail]
 *************************************************************************************
 */

#ifndef _SEI_H_
#define _SEI_H_

//! definition of SEI payload type
typedef enum {
	SEI_USER_DATA = 0,
	SEI_FULL_FRAME_FREEZE,
	SEI_FULL_FRAME_FREEZE_RELEASE,
	SEI_SCALABLE_LAYER_PROFILE_LEVEL,
	SEI_HRD_BUFFERING_PARAMETERS,
	SEI_GRADUAL_RANDOM_ACCESS
} SEI_type;

#define PRINT_USER_DATA 
#define PRINT_FULL_FRAME_FREEZE
#define PRINT_FULL_FRAME_FREEZE_RELEASE
#define PRINT_SCALABLE_LAYER_PROFILE_LEVEL
//#define PRINT_HRD
#define PRINT_GRADUAL_RANDOM_ACCESS
#define PRINT_RESERVED

void InterpretSEIMessage(byte* msg, int size, Image *img);

void interpret_user_data( byte* payload, int size, Image *img );
void interpret_full_frame_freeze( byte* payload, int size, Image *img );
void interpret_full_frame_freeze_release( byte* payload, int size, Image *img );
void interpret_scalable_layer_profile_level(byte* payload, int size, Image *img );
void interpret_hrd_buffering_parameters(byte* payload, int size, Image *img );
void interpret_gradual_random_access( byte* payload, int size, Image *img );
void interpret_reserved( byte* payload, int size, Image *img );

//! the following functions are for VLC coding in SEI,referring to file VLC.C
int SEI_read_VLC(SyntaxElement *sym, Bitstream *bitstream);
int SEI_GetVLCSymbol (int *info, Bitstream *bitstream);
int SEI_read_FLC(SyntaxElement *sym, Bitstream *bitstream);
int SEI_ue_v(char *tracestring, Bitstream *bitstream);
int SEI_u_v(int LenInBits, char*tracestring, Bitstream *bitstream);
int SEI_u_1 (char *tracestring, Bitstream *bitstream);

#endif