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Rev | Author | Line No. | Line |
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1085 | pj | 1 | |
2 | /* mpeg2dec.c, main(), initialization, option processing */ |
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3 | |||
4 | /* Copyright (C) 1996, MPEG Software Simulation Group. All Rights Reserved. */ |
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5 | |||
6 | /* |
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7 | * Disclaimer of Warranty |
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8 | * |
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9 | * These software programs are available to the user without any license fee or |
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10 | * royalty on an "as is" basis. The MPEG Software Simulation Group disclaims |
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11 | * any and all warranties, whether express, implied, or statuary, including any |
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12 | * implied warranties or merchantability or of fitness for a particular |
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13 | * purpose. In no event shall the copyright-holder be liable for any |
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14 | * incidental, punitive, or consequential damages of any kind whatsoever |
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15 | * arising from the use of these programs. |
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16 | * |
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17 | * This disclaimer of warranty extends to the user of these programs and user's |
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18 | * customers, employees, agents, transferees, successors, and assigns. |
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19 | * |
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20 | * The MPEG Software Simulation Group does not represent or warrant that the |
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21 | * programs furnished hereunder are free of infringement of any third-party |
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22 | * patents. |
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23 | * |
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24 | * Commercial implementations of MPEG-1 and MPEG-2 video, including shareware, |
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25 | * are subject to royalty fees to patent holders. Many of these patents are |
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26 | * general enough such that they are unavoidable regardless of implementation |
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27 | * design. |
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28 | * |
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29 | */ |
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30 | |||
31 | #include <stdio.h> |
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32 | #include <stdlib.h> |
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33 | #include <ctype.h> |
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34 | #include <fcntl.h> |
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35 | |||
36 | #define GLOBAL |
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37 | #include "config.h" |
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38 | #include "global.h" |
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39 | |||
40 | /* private prototypes */ |
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41 | static int video_sequence _ANSI_ARGS_((int *framenum)); |
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42 | static int Decode_Bitstream _ANSI_ARGS_((void)); |
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43 | static int Headers _ANSI_ARGS_((void)); |
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44 | static void Initialize_Sequence _ANSI_ARGS_((void)); |
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45 | static void Initialize_Decoder _ANSI_ARGS_((void)); |
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46 | static void Deinitialize_Sequence _ANSI_ARGS_((void)); |
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47 | static void Process_Options _ANSI_ARGS_((int argc, char *argv[])); |
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48 | |||
49 | |||
50 | #if OLD |
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51 | static int Get_Val _ANSI_ARGS_((char *argv[])); |
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52 | #endif |
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53 | |||
54 | /* #define DEBUG */ |
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55 | |||
56 | static void Clear_Options(); |
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57 | #ifdef DEBUG |
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58 | static void Print_Options(); |
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59 | #endif |
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60 | |||
61 | int main(argc,argv) |
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62 | int argc; |
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63 | char *argv[]; |
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64 | { |
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65 | int ret, code; |
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66 | |||
67 | Clear_Options(); |
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68 | |||
69 | /* decode command line arguments */ |
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70 | Process_Options(argc,argv); |
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71 | |||
72 | #ifdef DEBUG |
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73 | Print_Options(); |
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74 | #endif |
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75 | |||
76 | ld = &base; /* select base layer context */ |
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77 | |||
78 | /* open MPEG base layer bitstream file(s) */ |
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79 | /* NOTE: this is either a base layer stream or a spatial enhancement stream */ |
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80 | if ((base.Infile=open(Main_Bitstream_Filename,O_RDONLY|O_BINARY))<0) |
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81 | { |
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82 | fprintf(stderr,"Base layer input file %s not found\n", Main_Bitstream_Filename); |
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83 | exit(1); |
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84 | } |
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85 | |||
86 | |||
87 | if(base.Infile != 0) |
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88 | { |
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89 | Initialize_Buffer(); |
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90 | |||
91 | if(Show_Bits(8)==0x47) |
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92 | { |
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93 | sprintf(Error_Text,"Decoder currently does not parse transport streams\n"); |
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94 | Error(Error_Text); |
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95 | } |
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96 | |||
97 | next_start_code(); |
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98 | code = Show_Bits(32); |
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99 | |||
100 | switch(code) |
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101 | { |
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102 | case SEQUENCE_HEADER_CODE: |
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103 | break; |
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104 | case PACK_START_CODE: |
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105 | System_Stream_Flag = 1; |
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106 | case VIDEO_ELEMENTARY_STREAM: |
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107 | System_Stream_Flag = 1; |
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108 | break; |
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109 | default: |
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110 | sprintf(Error_Text,"Unable to recognize stream type\n"); |
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111 | Error(Error_Text); |
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112 | break; |
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113 | } |
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114 | |||
115 | lseek(base.Infile, 0l, 0); |
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116 | Initialize_Buffer(); |
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117 | } |
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118 | |||
119 | if(base.Infile!=0) |
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120 | { |
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121 | lseek(base.Infile, 0l, 0); |
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122 | } |
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123 | |||
124 | Initialize_Buffer(); |
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125 | |||
126 | if(Two_Streams) |
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127 | { |
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128 | ld = &enhan; /* select enhancement layer context */ |
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129 | |||
130 | if ((enhan.Infile = open(Enhancement_Layer_Bitstream_Filename,O_RDONLY|O_BINARY))<0) |
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131 | { |
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132 | sprintf(Error_Text,"enhancment layer bitstream file %s not found\n", |
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133 | Enhancement_Layer_Bitstream_Filename); |
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134 | |||
135 | Error(Error_Text); |
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136 | } |
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137 | |||
138 | Initialize_Buffer(); |
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139 | ld = &base; |
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140 | } |
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141 | |||
142 | Initialize_Decoder(); |
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143 | |||
144 | ret = Decode_Bitstream(); |
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145 | |||
146 | close(base.Infile); |
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147 | |||
148 | if (Two_Streams) |
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149 | close(enhan.Infile); |
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150 | |||
151 | return 0; |
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152 | } |
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153 | |||
154 | /* IMPLEMENTAION specific rouintes */ |
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155 | static void Initialize_Decoder() |
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156 | { |
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157 | int i; |
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158 | |||
159 | /* Clip table */ |
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160 | if (!(Clip=(unsigned char *)malloc(1024))) |
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161 | Error("Clip[] malloc failed\n"); |
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162 | |||
163 | Clip += 384; |
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164 | |||
165 | for (i=-384; i<640; i++) |
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166 | Clip[i] = (i<0) ? 0 : ((i>255) ? 255 : i); |
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167 | |||
168 | /* IDCT */ |
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169 | if (Reference_IDCT_Flag) |
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170 | Initialize_Reference_IDCT(); |
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171 | else |
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172 | Initialize_Fast_IDCT(); |
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173 | |||
174 | } |
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175 | |||
176 | /* mostly IMPLEMENTAION specific rouintes */ |
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177 | static void Initialize_Sequence() |
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178 | { |
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179 | int cc, size; |
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180 | static int Table_6_20[3] = {6,8,12}; |
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181 | |||
182 | /* check scalability mode of enhancement layer */ |
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183 | if (Two_Streams && (enhan.scalable_mode!=SC_SNR) && (base.scalable_mode!=SC_DP)) |
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184 | Error("unsupported scalability mode\n"); |
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185 | |||
186 | /* force MPEG-1 parameters for proper decoder behavior */ |
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187 | /* see ISO/IEC 13818-2 section D.9.14 */ |
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188 | if (!base.MPEG2_Flag) |
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189 | { |
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190 | progressive_sequence = 1; |
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191 | progressive_frame = 1; |
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192 | picture_structure = FRAME_PICTURE; |
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193 | frame_pred_frame_dct = 1; |
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194 | chroma_format = CHROMA420; |
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195 | matrix_coefficients = 5; |
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196 | } |
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197 | |||
198 | /* round to nearest multiple of coded macroblocks */ |
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199 | /* ISO/IEC 13818-2 section 6.3.3 sequence_header() */ |
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200 | mb_width = (horizontal_size+15)/16; |
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201 | mb_height = (base.MPEG2_Flag && !progressive_sequence) ? 2*((vertical_size+31)/32) |
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202 | : (vertical_size+15)/16; |
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203 | |||
204 | Coded_Picture_Width = 16*mb_width; |
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205 | Coded_Picture_Height = 16*mb_height; |
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206 | |||
207 | /* ISO/IEC 13818-2 sections 6.1.1.8, 6.1.1.9, and 6.1.1.10 */ |
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208 | Chroma_Width = (chroma_format==CHROMA444) ? Coded_Picture_Width |
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209 | : Coded_Picture_Width>>1; |
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210 | Chroma_Height = (chroma_format!=CHROMA420) ? Coded_Picture_Height |
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211 | : Coded_Picture_Height>>1; |
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212 | |||
213 | /* derived based on Table 6-20 in ISO/IEC 13818-2 section 6.3.17 */ |
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214 | block_count = Table_6_20[chroma_format-1]; |
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215 | |||
216 | for (cc=0; cc<3; cc++) |
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217 | { |
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218 | if (cc==0) |
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219 | size = Coded_Picture_Width*Coded_Picture_Height; |
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220 | else |
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221 | size = Chroma_Width*Chroma_Height; |
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222 | |||
223 | if (!(backward_reference_frame[cc] = (unsigned char *)malloc(size))) |
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224 | Error("backward_reference_frame[] malloc failed\n"); |
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225 | |||
226 | if (!(forward_reference_frame[cc] = (unsigned char *)malloc(size))) |
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227 | Error("forward_reference_frame[] malloc failed\n"); |
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228 | |||
229 | if (!(auxframe[cc] = (unsigned char *)malloc(size))) |
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230 | Error("auxframe[] malloc failed\n"); |
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231 | |||
232 | if(Ersatz_Flag) |
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233 | if (!(substitute_frame[cc] = (unsigned char *)malloc(size))) |
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234 | Error("substitute_frame[] malloc failed\n"); |
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235 | |||
236 | |||
237 | if (base.scalable_mode==SC_SPAT) |
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238 | { |
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239 | /* this assumes lower layer is 4:2:0 */ |
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240 | if (!(llframe0[cc] = (unsigned char *)malloc((lower_layer_prediction_horizontal_size*lower_layer_prediction_vertical_size)/(cc?4:1)))) |
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241 | Error("llframe0 malloc failed\n"); |
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242 | if (!(llframe1[cc] = (unsigned char *)malloc((lower_layer_prediction_horizontal_size*lower_layer_prediction_vertical_size)/(cc?4:1)))) |
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243 | Error("llframe1 malloc failed\n"); |
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244 | } |
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245 | } |
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246 | |||
247 | /* SCALABILITY: Spatial */ |
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248 | if (base.scalable_mode==SC_SPAT) |
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249 | { |
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250 | if (!(lltmp = (short *)malloc(lower_layer_prediction_horizontal_size*((lower_layer_prediction_vertical_size*vertical_subsampling_factor_n)/vertical_subsampling_factor_m)*sizeof(short)))) |
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251 | Error("lltmp malloc failed\n"); |
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252 | } |
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253 | |||
254 | // PJ |
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255 | Initialize_framebuf( Coded_Picture_Width*Coded_Picture_Height*sizeof(WORD) ); |
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256 | gvideo_init(); |
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257 | init_jetcontrol(); |
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258 | |||
259 | #ifdef DISPLAY |
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260 | if (Output_Type==T_X11) |
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261 | { |
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262 | Initialize_Display_Process(""); |
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263 | Initialize_Dither_Matrix(); |
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264 | } |
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265 | #endif /* DISPLAY */ |
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266 | |||
267 | } |
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268 | |||
269 | void Error(text) |
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270 | char *text; |
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271 | { |
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272 | fprintf(stderr,text); |
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273 | exit(1); |
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274 | } |
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275 | |||
276 | /* Trace_Flag output */ |
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277 | void Print_Bits(code,bits,len) |
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278 | int code,bits,len; |
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279 | { |
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280 | int i; |
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281 | for (i=0; i<len; i++) |
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282 | printf("%d",(code>>(bits-1-i))&1); |
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283 | } |
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284 | |||
285 | |||
286 | |||
287 | /* option processing */ |
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288 | static void Process_Options(argc,argv) |
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289 | int argc; /* argument count */ |
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290 | char *argv[]; /* argument vector */ |
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291 | { |
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292 | int i, LastArg, NextArg; |
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293 | |||
294 | /* at least one argument should be present */ |
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295 | if (argc<2) |
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296 | { |
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297 | printf("\n%s, %s\n",Version,Author); |
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298 | printf("Usage: mpeg2decode {options}\n\ |
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299 | Options: -b file main bitstream (base or spatial enhancement layer)\n\ |
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300 | -cn file conformance report (n: level)\n\ |
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301 | -e file enhancement layer bitstream (SNR or Data Partitioning)\n\ |
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302 | -f store/display interlaced video in frame format\n\ |
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303 | -g concatenated file format for substitution method (-x)\n\ |
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304 | -in file information & statistics report (n: level)\n\ |
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305 | -l file file name pattern for lower layer sequence\n\ |
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306 | (for spatial scalability)\n\ |
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307 | -on file output format (0:YUV 1:SIF 2:TGA 3:PPM 4:X11 5:X11HiQ)\n\ |
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308 | -q disable warnings to stderr\n\ |
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309 | -r use double precision reference IDCT\n\ |
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310 | -t enable low level tracing to stdout\n\ |
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311 | -u file print user_data to stdio or file\n\ |
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312 | -vn verbose output (n: level)\n\ |
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313 | -x file filename pattern of picture substitution sequence\n\n\ |
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314 | File patterns: for sequential filenames, \"printf\" style, e.g. rec%%d\n\ |
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315 | or rec%%d%%c for fieldwise storage\n\ |
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316 | Levels: 0:none 1:sequence 2:picture 3:slice 4:macroblock 5:block\n\n\ |
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317 | Example: mpeg2decode -b bitstream.mpg -f -r -o0 rec%%d\n\ |
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318 | \n"); |
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319 | exit(0); |
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320 | } |
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321 | |||
322 | |||
323 | Output_Type = -1; |
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324 | i = 1; |
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325 | |||
326 | /* command-line options are proceeded by '-' */ |
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327 | |||
328 | while(i < argc) |
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329 | { |
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330 | /* check if this is the last argument */ |
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331 | LastArg = ((argc-i)==1); |
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332 | |||
333 | /* parse ahead to see if another flag immediately follows current |
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334 | argument (this is used to tell if a filename is missing) */ |
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335 | if(!LastArg) |
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336 | NextArg = (argv[i+1][0]=='-'); |
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337 | else |
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338 | NextArg = 0; |
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339 | |||
340 | /* second character, [1], after '-' is the switch */ |
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341 | if(argv[i][0]=='-') |
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342 | { |
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343 | switch(toupper(argv[i][1])) |
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344 | { |
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345 | /* third character. [2], is the value */ |
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346 | case 'B': |
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347 | Main_Bitstream_Flag = 1; |
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348 | |||
349 | if(NextArg || LastArg) |
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350 | { |
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351 | printf("ERROR: -b must be followed the main bitstream filename\n"); |
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352 | } |
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353 | else |
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354 | Main_Bitstream_Filename = argv[++i]; |
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355 | |||
356 | break; |
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357 | |||
358 | |||
359 | case 'C': |
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360 | |||
361 | #ifdef VERIFY |
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362 | Verify_Flag = atoi(&argv[i][2]); |
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363 | |||
364 | if((Verify_Flag < NO_LAYER) || (Verify_Flag > ALL_LAYERS)) |
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365 | { |
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366 | printf("ERROR: -c level (%d) out of range [%d,%d]\n", |
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367 | Verify_Flag, NO_LAYER, ALL_LAYERS); |
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368 | exit(ERROR); |
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369 | } |
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370 | #else /* VERIFY */ |
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371 | printf("This program not compiled for Verify_Flag option\n"); |
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372 | #endif /* VERIFY */ |
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373 | break; |
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374 | |||
375 | case 'E': |
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376 | Two_Streams = 1; /* either Data Partitioning (DP) or SNR Scalability enhancment */ |
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377 | |||
378 | if(NextArg || LastArg) |
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379 | { |
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380 | printf("ERROR: -e must be followed by filename\n"); |
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381 | exit(ERROR); |
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382 | } |
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383 | else |
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384 | Enhancement_Layer_Bitstream_Filename = argv[++i]; |
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385 | |||
386 | break; |
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387 | |||
388 | |||
389 | case 'F': |
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390 | Frame_Store_Flag = 1; |
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391 | break; |
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392 | |||
393 | case 'G': |
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394 | Big_Picture_Flag = 1; |
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395 | break; |
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396 | |||
397 | |||
398 | case 'I': |
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399 | #ifdef VERIFY |
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400 | Stats_Flag = atoi(&argv[i][2]); |
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401 | #else /* VERIFY */ |
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402 | printf("WARNING: This program not compiled for -i option\n"); |
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403 | #endif /* VERIFY */ |
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404 | break; |
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405 | |||
406 | case 'L': /* spatial scalability flag */ |
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407 | Spatial_Flag = 1; |
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408 | |||
409 | if(NextArg || LastArg) |
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410 | { |
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411 | printf("ERROR: -l must be followed by filename\n"); |
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412 | exit(ERROR); |
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413 | } |
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414 | else |
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415 | Lower_Layer_Picture_Filename = argv[++i]; |
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416 | |||
417 | break; |
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418 | |||
419 | case 'O': |
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420 | |||
421 | Output_Type = atoi(&argv[i][2]); |
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422 | |||
423 | if((Output_Type==4) || (Output_Type==5)) |
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424 | Output_Picture_Filename = ""; /* no need of filename */ |
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425 | else if(NextArg || LastArg) |
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426 | { |
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427 | printf("ERROR: -o must be followed by filename\n"); |
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428 | exit(ERROR); |
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429 | } |
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430 | else |
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431 | /* filename is separated by space, so it becomes the next argument */ |
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432 | Output_Picture_Filename = argv[++i]; |
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433 | |||
434 | #ifdef DISPLAY |
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435 | if (Output_Type==T_X11HIQ) |
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436 | { |
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437 | hiQdither = 1; |
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438 | Output_Type=T_X11; |
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439 | } |
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440 | #endif /* DISPLAY */ |
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441 | break; |
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442 | |||
443 | case 'Q': |
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444 | Quiet_Flag = 1; |
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445 | break; |
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446 | |||
447 | case 'R': |
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448 | Reference_IDCT_Flag = 1; |
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449 | break; |
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450 | |||
451 | case 'T': |
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452 | #ifdef TRACE |
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453 | Trace_Flag = 1; |
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454 | #else /* TRACE */ |
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455 | printf("WARNING: This program not compiled for -t option\n"); |
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456 | #endif /* TRACE */ |
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457 | break; |
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458 | |||
459 | case 'U': |
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460 | User_Data_Flag = 1; |
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461 | |||
462 | case 'V': |
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463 | #ifdef VERBOSE |
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464 | Verbose_Flag = atoi(&argv[i][2]); |
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465 | #else /* VERBOSE */ |
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466 | printf("This program not compiled for -v option\n"); |
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467 | #endif /* VERBOSE */ |
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468 | break; |
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469 | |||
470 | |||
471 | case 'X': |
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472 | Ersatz_Flag = 1; |
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473 | |||
474 | if(NextArg || LastArg) |
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475 | { |
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476 | printf("ERROR: -x must be followed by filename\n"); |
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477 | exit(ERROR); |
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478 | } |
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479 | else |
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480 | Substitute_Picture_Filename = argv[++i]; |
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481 | |||
482 | break; |
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483 | |||
484 | |||
485 | |||
486 | default: |
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487 | fprintf(stderr,"undefined option -%c ignored. Exiting program\n", |
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488 | argv[i][1]); |
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489 | |||
490 | exit(ERROR); |
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491 | |||
492 | } /* switch() */ |
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493 | } /* if argv[i][0] == '-' */ |
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494 | |||
495 | i++; |
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496 | |||
497 | /* check for bitstream filename argument (there must always be one, at the very end |
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498 | of the command line arguments */ |
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499 | |||
500 | } /* while() */ |
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501 | |||
502 | |||
503 | /* options sense checking */ |
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504 | |||
505 | if(Main_Bitstream_Flag!=1) |
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506 | { |
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507 | printf("There must be a main bitstream specified (-b filename)\n"); |
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508 | } |
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509 | |||
510 | /* force display process to show frame pictures */ |
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511 | if((Output_Type==4 || Output_Type==5) && Frame_Store_Flag) |
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512 | Display_Progressive_Flag = 1; |
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513 | else |
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514 | Display_Progressive_Flag = 0; |
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515 | |||
516 | #ifdef VERIFY |
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517 | /* parse the bitstream, do not actually decode it completely */ |
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518 | |||
519 | |||
520 | #if 0 |
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521 | if(Output_Type==-1) |
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522 | { |
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523 | Decode_Layer = Verify_Flag; |
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524 | printf("FYI: Decoding bitstream elements up to: %s\n", |
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525 | Layer_Table[Decode_Layer]); |
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526 | } |
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527 | else |
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528 | #endif |
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529 | Decode_Layer = ALL_LAYERS; |
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530 | |||
531 | #endif /* VERIFY */ |
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532 | |||
533 | /* no output type specified */ |
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534 | if(Output_Type==-1) |
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535 | { |
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536 | Output_Type = 9; |
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537 | Output_Picture_Filename = ""; |
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538 | } |
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539 | |||
540 | |||
541 | #ifdef DISPLAY |
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542 | if (Output_Type==T_X11) |
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543 | { |
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544 | if(Frame_Store_Flag) |
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545 | Display_Progressive_Flag = 1; |
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546 | else |
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547 | Display_Progressive_Flag = 0; |
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548 | |||
549 | Frame_Store_Flag = 1; /* to avoid calling dither() twice */ |
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550 | } |
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551 | #endif |
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552 | |||
553 | |||
554 | } |
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555 | |||
556 | |||
557 | #ifdef OLD |
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558 | /* |
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559 | this is an old routine used to convert command line arguments |
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560 | into integers |
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561 | */ |
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562 | static int Get_Val(argv) |
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563 | char *argv[]; |
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564 | { |
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565 | int val; |
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566 | |||
567 | if (sscanf(argv[1]+2,"%d",&val)!=1) |
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568 | return 0; |
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569 | |||
570 | while (isdigit(argv[1][2])) |
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571 | argv[1]++; |
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572 | |||
573 | return val; |
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574 | } |
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575 | #endif |
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576 | |||
577 | |||
578 | |||
579 | static int Headers() |
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580 | { |
||
581 | int ret; |
||
582 | |||
583 | ld = &base; |
||
584 | |||
585 | |||
586 | /* return when end of sequence (0) or picture |
||
587 | header has been parsed (1) */ |
||
588 | |||
589 | ret = Get_Hdr(); |
||
590 | |||
591 | |||
592 | if (Two_Streams) |
||
593 | { |
||
594 | ld = &enhan; |
||
595 | if (Get_Hdr()!=ret && !Quiet_Flag) |
||
596 | fprintf(stderr,"streams out of sync\n"); |
||
597 | ld = &base; |
||
598 | } |
||
599 | |||
600 | return ret; |
||
601 | } |
||
602 | |||
603 | |||
604 | |||
605 | static int Decode_Bitstream() |
||
606 | { |
||
607 | int ret; |
||
608 | int Bitstream_Framenum; |
||
609 | |||
610 | Bitstream_Framenum = 0; |
||
611 | |||
612 | for(;;) |
||
613 | { |
||
614 | |||
615 | #ifdef VERIFY |
||
616 | Clear_Verify_Headers(); |
||
617 | #endif /* VERIFY */ |
||
618 | |||
619 | ret = Headers(); |
||
620 | |||
621 | if(ret==1) |
||
622 | { |
||
623 | ret = video_sequence(&Bitstream_Framenum); |
||
624 | } |
||
625 | else |
||
626 | return(ret); |
||
627 | } |
||
628 | |||
629 | } |
||
630 | |||
631 | |||
632 | static void Deinitialize_Sequence() |
||
633 | { |
||
634 | int i; |
||
635 | |||
636 | /* clear flags */ |
||
637 | base.MPEG2_Flag=0; |
||
638 | |||
639 | for(i=0;i<3;i++) |
||
640 | { |
||
641 | free(backward_reference_frame[i]); |
||
642 | free(forward_reference_frame[i]); |
||
643 | free(auxframe[i]); |
||
644 | |||
645 | if (base.scalable_mode==SC_SPAT) |
||
646 | { |
||
647 | free(llframe0[i]); |
||
648 | free(llframe1[i]); |
||
649 | } |
||
650 | } |
||
651 | |||
652 | if (base.scalable_mode==SC_SPAT) |
||
653 | free(lltmp); |
||
654 | |||
655 | #ifdef DISPLAY |
||
656 | if (Output_Type==T_X11) |
||
657 | Terminate_Display_Process(); |
||
658 | #endif |
||
659 | } |
||
660 | |||
661 | |||
662 | static int video_sequence(Bitstream_Framenumber) |
||
663 | int *Bitstream_Framenumber; |
||
664 | { |
||
665 | int Bitstream_Framenum; |
||
666 | int Sequence_Framenum; |
||
667 | int Return_Value; |
||
668 | |||
669 | Bitstream_Framenum = *Bitstream_Framenumber; |
||
670 | Sequence_Framenum=0; |
||
671 | |||
672 | Initialize_Sequence(); |
||
673 | |||
674 | /* decode picture whose header has already been parsed in |
||
675 | Decode_Bitstream() */ |
||
676 | |||
677 | |||
678 | Decode_Picture(Bitstream_Framenum, Sequence_Framenum); |
||
679 | |||
680 | /* update picture numbers */ |
||
681 | if (!Second_Field) |
||
682 | { |
||
683 | Bitstream_Framenum++; |
||
684 | Sequence_Framenum++; |
||
685 | } |
||
686 | |||
687 | /* loop through the rest of the pictures in the sequence */ |
||
688 | while ((Return_Value=Headers())) |
||
689 | { |
||
690 | Decode_Picture(Bitstream_Framenum, Sequence_Framenum); |
||
691 | |||
692 | if (!Second_Field) |
||
693 | { |
||
694 | Bitstream_Framenum++; |
||
695 | Sequence_Framenum++; |
||
696 | } |
||
697 | } |
||
698 | |||
699 | /* put last frame */ |
||
700 | if (Sequence_Framenum!=0) |
||
701 | { |
||
702 | Output_Last_Frame_of_Sequence(Bitstream_Framenum); |
||
703 | } |
||
704 | |||
705 | Deinitialize_Sequence(); |
||
706 | |||
707 | #ifdef VERIFY |
||
708 | Clear_Verify_Headers(); |
||
709 | #endif /* VERIFY */ |
||
710 | |||
711 | *Bitstream_Framenumber = Bitstream_Framenum; |
||
712 | return(Return_Value); |
||
713 | } |
||
714 | |||
715 | |||
716 | |||
717 | static void Clear_Options() |
||
718 | { |
||
719 | Verbose_Flag = 0; |
||
720 | Output_Type = 0; |
||
721 | Output_Picture_Filename = " "; |
||
722 | hiQdither = 0; |
||
723 | Output_Type = 0; |
||
724 | Frame_Store_Flag = 0; |
||
725 | Spatial_Flag = 0; |
||
726 | Lower_Layer_Picture_Filename = " "; |
||
727 | Reference_IDCT_Flag = 0; |
||
728 | Trace_Flag = 0; |
||
729 | Quiet_Flag = 0; |
||
730 | Ersatz_Flag = 0; |
||
731 | Substitute_Picture_Filename = " "; |
||
732 | Two_Streams = 0; |
||
733 | Enhancement_Layer_Bitstream_Filename = " "; |
||
734 | Big_Picture_Flag = 0; |
||
735 | Main_Bitstream_Flag = 0; |
||
736 | Main_Bitstream_Filename = " "; |
||
737 | Verify_Flag = 0; |
||
738 | Stats_Flag = 0; |
||
739 | User_Data_Flag = 0; |
||
740 | } |
||
741 | |||
742 | |||
743 | #ifdef DEBUG |
||
744 | static void Print_Options() |
||
745 | { |
||
746 | |||
747 | printf("Verbose_Flag = %d\n", Verbose_Flag); |
||
748 | printf("Output_Type = %d\n", Output_Type); |
||
749 | printf("Output_Picture_Filename = %s\n", Output_Picture_Filename); |
||
750 | printf("hiQdither = %d\n", hiQdither); |
||
751 | printf("Output_Type = %d\n", Output_Type); |
||
752 | printf("Frame_Store_Flag = %d\n", Frame_Store_Flag); |
||
753 | printf("Spatial_Flag = %d\n", Spatial_Flag); |
||
754 | printf("Lower_Layer_Picture_Filename = %s\n", Lower_Layer_Picture_Filename); |
||
755 | printf("Reference_IDCT_Flag = %d\n", Reference_IDCT_Flag); |
||
756 | printf("Trace_Flag = %d\n", Trace_Flag); |
||
757 | printf("Quiet_Flag = %d\n", Quiet_Flag); |
||
758 | printf("Ersatz_Flag = %d\n", Ersatz_Flag); |
||
759 | printf("Substitute_Picture_Filename = %s\n", Substitute_Picture_Filename); |
||
760 | printf("Two_Streams = %d\n", Two_Streams); |
||
761 | printf("Enhancement_Layer_Bitstream_Filename = %s\n", Enhancement_Layer_Bitstream_Filename); |
||
762 | printf("Big_Picture_Flag = %d\n", Big_Picture_Flag); |
||
763 | printf("Main_Bitstream_Flag = %d\n", Main_Bitstream_Flag); |
||
764 | printf("Main_Bitstream_Filename = %s\n", Main_Bitstream_Filename); |
||
765 | printf("Verify_Flag = %d\n", Verify_Flag); |
||
766 | printf("Stats_Flag = %d\n", Stats_Flag); |
||
767 | printf("User_Data_Flag = %d\n", User_Data_Flag); |
||
768 | |||
769 | } |
||
770 | #endif |