📄 global.h
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#include <stdio.h>
#include <stdlib.h>
#include "io.h"
/* global.h, global variables *//* Copyright (C) 1996, MPEG Software Simulation Group. All Rights Reserved. *//* * Disclaimer of Warranty * * These software programs are available to the user without any license fee or * royalty on an "as is" basis. The MPEG Software Simulation Group disclaims * any and all warranties, whether express, implied, or statuary, including any * implied warranties or merchantability or of fitness for a particular * purpose. In no event shall the copyright-holder be liable for any * incidental, punitive, or consequential damages of any kind whatsoever * arising from the use of these programs. * * This disclaimer of warranty extends to the user of these programs and user's * customers, employees, agents, transferees, successors, and assigns. * * The MPEG Software Simulation Group does not represent or warrant that the * programs furnished hereunder are free of infringement of any third-party * patents. * * Commercial implementations of MPEG-1 and MPEG-2 video, including shareware, * are subject to royalty fees to patent holders. Many of these patents are * general enough such that they are unavoidable regardless of implementation * design. * */#include "mpeg2dec.h"
/* choose between declaration (GLOBAL undefined) * and definition (GLOBAL defined) * GLOBAL is defined in exactly one file mpeg2dec.c) */#ifndef GLOBAL#define EXTERN extern#else#define EXTERN
typedef struct mpg2_header_info //数据头结构
{
// 公用部分
long headsize; //数据头大小
long horizontal_size; //宽度,缺省768 (in,out)
long vertical_size; //高度,缺省576 (in,out)
long color;
long totalframe; //总帧数 (out)
long reserved0; //保留
double frame_rate; //帧速率,缺省25.0 (in,out)
//用于MPEG4编码器,建议以下采用缺省值
double bit_rate; // 位速率,缺省值4000000(in)。码位率过低降低图像质量。
long reserved1; //保留
long reserved2; //保留
long reserved3; //保留
long reserved4; //保留
}Mpg2_Header_Info;
struct mpg2_frame_info //数据头结构
{
long headsize;
long frame_type;
long skip;
long reserved1; //保留
long reserved2; //保留
long reserved3; //保留
long reserved4; //保留
}Mpg2_Frame_Info;#endif
#define WIDTHBYTES(i) ((unsigned)((i+31)&(~31))/8)
#define BUFFER_SIZE 2048
#define PICTURE_START_CODE 0x100
#define SLICE_START_CODE_MIN 0x101
#define SLICE_START_CODE_MAX 0x1AF
#define USER_DATA_START_CODE 0x1B2
#define SEQUENCE_HEADER_CODE 0x1B3
#define EXTENSION_START_CODE 0x1B5
#define SEQUENCE_END_CODE 0x1B7
#define GROUP_START_CODE 0x1B8
#define SYSTEM_END_CODE 0x1B9
#define PACK_START_CODE 0x1BA
#define SYSTEM_START_CODE 0x1BB
#define VIDEO_ELEMENTARY_STREAM 0x1E0
#define PRIVATE_STREAM_1 0x1BD
#define PRIVATE_STREAM_2 0x1BF
#define AUDIO_ELEMENTARY_STREAM_0 0x1C0
#define AUDIO_ELEMENTARY_STREAM_1 0x1C1
#define AUDIO_ELEMENTARY_STREAM_2 0x1C2
#define AUDIO_ELEMENTARY_STREAM_3 0x1C3
#define AUDIO_ELEMENTARY_STREAM_4 0x1C4
#define AUDIO_ELEMENTARY_STREAM_5 0x1C5
#define AUDIO_ELEMENTARY_STREAM_6 0x1C6
#define AUDIO_ELEMENTARY_STREAM_7 0x1C7
#define SUB_SUB 0x20
#define SUB_AC3 0x80
#define SUB_PCM 0xA0
#define SEQUENCE_EXTENSION_ID 1
#define SEQUENCE_DISPLAY_EXTENSION_ID 2
#define QUANT_MATRIX_EXTENSION_ID 3
#define COPYRIGHT_EXTENSION_ID 4
#define PICTURE_DISPLAY_EXTENSION_ID 7
#define PICTURE_CODING_EXTENSION_ID 8
#define ZIG_ZAG 0
#define MB_WEIGHT 32
#define MB_CLASS4 64
#define I_TYPE 1
#define P_TYPE 2
#define B_TYPE 3
#define MACROBLOCK_INTRA 1
#define MACROBLOCK_PATTERN 2
#define MACROBLOCK_MOTION_BACKWARD 4
#define MACROBLOCK_MOTION_FORWARD 8
#define MACROBLOCK_QUANT 16
#define TOP_FIELD 1
#define BOTTOM_FIELD 2
#define FRAME_PICTURE 3
#define MC_FIELD 1
#define MC_FRAME 2
#define MC_16X8 2
#define MC_DMV 3
#define MV_FIELD 0
#define MV_FRAME 1
#define CHROMA420 1
#define CHROMA422 2
#define CHROMA444 3
#define BUFFER_SIZE 2048
#define MAX_FILE_NUMBER 256
#define STORE_RGB24 1
#define STORE_YUY2 2
#define IDCT_MMX 1
#define IDCT_FPU 2
#define IDCT_REF 3
#define LOCATE_INIT 0
#define LOCATE_FORWARD 1
#define LOCATE_BACKWARD -1
#define LOCATE_SCROLL 2
#define LOCATE_RIP 3
#define CHANNEL 8
#define TRACK_NONE 15 // DANGEROUS!
#define TRACK_1 0
#define TRACK_2 1
#define TRACK_3 2
#define TRACK_4 3
#define TRACK_5 4
#define TRACK_6 5
#define TRACK_7 6
#define TRACK_8 7
#define FORMAT_AUTO 0
#define FORMAT_AC3 1
#define FORMAT_MPA 2
#define FORMAT_LPCM 3
#define AUDIO_DEMUXALL 0
#define AUDIO_DEMUXONE 1
#define AUDIO_DECODE 2
#define FO_NONE 0
#define FO_FILM 1
#define FO_SWAP 2
#define SRC_NONE 0
#define SRC_LOW 1
#define SRC_MID 2
#define SRC_HIGH 3
#define SRC_UHIGH 4
#define NORM_NONE 0
#define NORM_DYNAMIC 1
#define NORM_MAXIMUM 2
#define TRACK_PITCH 500
#define CRITICAL_ERROR_LEVEL 50
EXTERN int CH[CHANNEL];
EXTERN short Sound_Max;
EXTERN struct AC3Stream{
FILE *file;
char filename[_MAX_PATH];
int rip;
int size;
int delay;
unsigned int mode;
unsigned int rate;
} ac3[CHANNEL];
EXTERN struct MPAStream{
FILE *file;
int rip;
int delay;
} mpa[CHANNEL];
EXTERN struct PCMStream {
FILE *file;
char filename[_MAX_PATH];
int rip;
int size;
int delay;
} pcm;
EXTERN struct PROCESS {
__int64 length[MAX_FILE_NUMBER];
__int64 total;
__int64 run;
__int64 start;
__int64 end;
int trackleft;
int trackright;
int locate;
int startfile;
__int64 startloc;
int endfile;
__int64 endloc;
int file;
__int64 lba;
int leftfile;
__int64 leftlba;
int rightfile;
__int64 rightlba;
unsigned int op;
unsigned int ed;
unsigned int elapsed;
unsigned int remain;
float percent;
} process;
EXTERN struct CPU {
BOOL mmx;
BOOL amd;
BOOL sse;
} cpu;
EXTERN int AVI_Flag;
EXTERN int Check_Flag;
EXTERN int D2V_Flag;
EXTERN int DDOverlay_Flag;
EXTERN int Display_Flag;
EXTERN int File_Flag;
EXTERN int File_Limit;
EXTERN int FO_Flag;
EXTERN int iDCT_Flag;
EXTERN int Luminance_Flag;
EXTERN int Pause_Flag;
EXTERN int Rip_Flag;
EXTERN int Scale_Flag;
EXTERN int Statistics_Flag;
EXTERN int Stop_Flag;
EXTERN int Store_Flag;
EXTERN int SystemStream_Flag;
EXTERN unsigned int Track_Flag;
EXTERN int Format_Flag;
EXTERN int AC3_Flag;
EXTERN int MPA_Flag;
EXTERN int Surround_Flag;
EXTERN int Norm_Flag;
EXTERN int SRC_Flag;
EXTERN BOOL AUDIO;
EXTERN unsigned char* audiodst;
EXTERN int VideoPTS, AudioPTS;
EXTERN unsigned short VOB_ID, CELL_ID;
EXTERN char szInput[_MAX_PATH], szOutput[_MAX_PATH], szBuffer[_MAX_PATH], szBlank[1];
/* norm.c */
void Normalize(FILE *WaveIn, int WaveInPos, char *filename, FILE *WaveOut, int WaveOutPos, int size);
/* wavefs44.c */
void InitialSRC(void);
void Wavefs44(FILE *file, int size, unsigned char *buffer);
void EndSRC(FILE *file);
void Wavefs44File(int delay, int now, int total);
void EndWAV(FILE *file, int size);
void DownWAV(FILE *file);
BOOL CheckWAV(void);
EXTERN unsigned char WAVHeader[44]
#ifdef GLOBAL
=
{
0x52, 0x49, 0x46, 0x46, 0x00, 0x00, 0x00, 0x00,
0x57, 0x41, 0x56, 0x45, 0x66, 0x6d, 0x74, 0x20,
0x10, 0x00, 0x00, 0x00, 0x01, 0x00, 0x02, 0x00,
0x80, 0xbb, 0x00, 0x00, 0x00, 0xee, 0x02, 0x00,
0x04, 0x00, 0x10, 0x00, 0x64, 0x61, 0x74, 0x61,
0x00, 0x00, 0x00, 0x00
}
#endif
;
EXTERN char *NormType[3]
#ifdef GLOBAL
=
{
"", " drc", " max"
}
#endif
;
EXTERN char *AC3Mode[8]
#ifdef GLOBAL
=
{
"1+1", "1/0", "2/0", "3/0", "2/1", "3/1", "2/2", "3/2"
}
#endif
;
EXTERN int AC3Rate[32]
#ifdef GLOBAL
=
{
32, 40, 48, 56, 64, 80, 96, 112, 128, 160,
192, 224, 256, 320, 384, 448, 512, 576, 640,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0
}
#endif
;
EXTERN unsigned char AC3Flush[768]
#ifdef GLOBAL
=
{
0x0b, 0x77, 0xe3, 0x7a, 0x14, 0x40, 0x4b, 0x73,
0xf7, 0x2e, 0x0e, 0xff, 0xeb, 0xc7, 0x08, 0x08,
0x28, 0x60, 0x64, 0x1a, 0xc7, 0xcf, 0x9f, 0x3e,
0x7c, 0xf9, 0xf3, 0xe7, 0xcf, 0x9f, 0x3e, 0x7c,
0xf9, 0xf3, 0xef, 0xf9, 0xd5, 0xf3, 0xe7, 0xcf,
0x9f, 0x3e, 0x7c, 0xf9, 0xf3, 0xe7, 0xcf, 0x9f,
0x3e, 0x7c, 0xf9, 0xf3, 0xe7, 0xcf, 0x9f, 0x3e,
0x7c, 0xf9, 0xf3, 0xef, 0xfe, 0x75, 0x7c, 0xf9,
0xf3, 0xe7, 0xcf, 0x9f, 0x3e, 0x7c, 0xf9, 0xf3,
0xe7, 0xcf, 0x9f, 0x3e, 0x7c, 0xf9, 0xf3, 0xe7,
0xcf, 0x9f, 0x3e, 0x7c, 0xfb, 0xca, 0x0f, 0xff,
0x3e, 0x7c, 0x80, 0x88, 0x40, 0x03, 0xbc, 0x5d,
0x48, 0xbf, 0x8b, 0xfc, 0x05, 0x98, 0xb9, 0xae,
0x4f, 0x0b, 0x31, 0x8f, 0xf0, 0xd2, 0xa0, 0x3c,
0xb6, 0xeb, 0xb0, 0x90, 0xac, 0xd1, 0x8f, 0x67,
0xdf, 0x40, 0xe8, 0x5e, 0x5a, 0x1e, 0x35, 0xa6,
0x00, 0x02, 0x7a, 0x00, 0xd6, 0x9e, 0x40, 0xa3,
0xad, 0xe5, 0x64, 0x60, 0x7a, 0x24, 0x55, 0xce,
0x2b, 0x0c, 0x83, 0x1c, 0xb2, 0x4d, 0x5e, 0x7c,
0xfd, 0x97, 0x56, 0x1d, 0xfe, 0x9a, 0xdb, 0x2e,
0xa3, 0x07, 0x5d, 0xe1, 0xdd, 0x8c, 0x4c, 0x65,
0x9d, 0xda, 0x17, 0xe9, 0xd1, 0xa1, 0x30, 0x9f,
0x6b, 0x91, 0x06, 0xb6, 0x59, 0x5b, 0x09, 0x5e,
0x8d, 0xad, 0xa9, 0xc6, 0xf5, 0x38, 0x56, 0x20,
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