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1085 | pj | 1 | /* |
2 | * Project: S.Ha.R.K. |
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3 | * |
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4 | * Coordinators: |
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5 | * Giorgio Buttazzo <giorgio@sssup.it> |
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6 | * Paolo Gai <pj@gandalf.sssup.it> |
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7 | * |
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8 | * Authors : |
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9 | * Paolo Gai <pj@gandalf.sssup.it> |
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10 | * (see the web pages for full authors list) |
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11 | * |
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12 | * ReTiS Lab (Scuola Superiore S.Anna - Pisa - Italy) |
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13 | * |
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14 | * http://www.sssup.it |
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15 | * http://retis.sssup.it |
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16 | * http://shark.sssup.it |
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17 | */ |
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18 | |||
19 | /* |
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20 | * Copyright (C) 1999 Luca Abeni and Massimiliano Giorgi |
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21 | * |
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22 | * This program is free software; you can redistribute it and/or modify |
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23 | * it under the terms of the GNU General Public License as published by |
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24 | * the Free Software Foundation; either version 2 of the License, or |
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25 | * (at your option) any later version. |
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26 | * |
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27 | * This program is distributed in the hope that it will be useful, |
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28 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
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29 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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30 | * GNU General Public License for more details. |
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31 | * |
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32 | * You should have received a copy of the GNU General Public License |
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33 | * along with this program; if not, write to the Free Software |
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34 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
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35 | * |
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36 | */ |
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37 | |||
38 | /* |
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39 | * CVS : $Id: gvideo.c,v 1.1.1.1 2002-09-02 09:37:41 pj Exp $ |
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40 | * |
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41 | * File: $File$ |
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42 | * Revision: $Revision: 1.1.1.1 $ |
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43 | * Last update: $Date: 2002-09-02 09:37:41 $ |
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44 | */ |
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45 | |||
46 | #include "config.h" |
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47 | |||
48 | #include <kernel/func.h> |
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49 | #include <kernel/model.h> |
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50 | #include <kernel/const.h> |
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51 | |||
52 | #include <drivers/glib.h> |
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53 | |||
54 | #include <stdlib.h> |
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55 | |||
56 | #include "mpeg/video.h" |
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57 | #include "mpeg/util.h" |
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58 | #include "mpeg/dither.h" |
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59 | #include "mpeg/mpeg.h" |
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60 | |||
61 | #include "mutex.h" |
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62 | #include "gvideo.h" |
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63 | #include "gbuffer.h" |
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64 | #include "xread.h" |
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65 | |||
66 | #define STARTGROUP 513 |
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67 | |||
68 | #define VIDEORATE 70 |
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69 | #define READRATE 30 |
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70 | |||
71 | /* |
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72 | * colors |
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73 | */ |
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74 | |||
75 | #ifdef FULLCOLOR |
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76 | |||
77 | #define COLORFG rgb16(255,255,255) |
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78 | #define COLORBG rgb16(0,0,0) |
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79 | |||
80 | #define SP rgb16(0,128,0) |
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81 | #define FG rgb16(255,255,255) |
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82 | #define BG rgb16(0,0,0) |
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83 | |||
84 | #else |
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85 | |||
86 | /* for writing */ |
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87 | #define COLORFG 255 |
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88 | #define COLORBG 0 |
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89 | |||
90 | /* for box */ |
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91 | #define SP 128 |
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92 | #define FG 255 |
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93 | #define BG 0 |
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94 | |||
95 | #endif |
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96 | |||
97 | /* border size (pixels) */ |
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98 | #define BO 4 |
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99 | |||
100 | /* |
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101 | * |
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102 | */ |
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103 | |||
104 | #ifdef FULLCOLOR |
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105 | /* 16bits format 5:6:5 */ |
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106 | /* 32bits format 8:8:8:0 */ |
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107 | void down32to16(WORD *dst, BYTE *src, int size) |
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108 | { |
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109 | int i; |
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110 | return; |
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111 | for (i=0;i<size;i+=4,dst++,src+=4) |
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112 | /* blue green red */ |
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113 | *dst=((src[2]&0xf8)>>3)|((src[1]&0xfc)<<3)|((src[0]&0xf8)<<8); |
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114 | } |
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115 | #endif |
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116 | |||
117 | /* |
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118 | * |
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119 | */ |
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120 | |||
121 | void draw_frame(int x, int y, int dx, int dy) |
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122 | { |
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123 | #ifndef NOGRX |
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124 | grxlock(); |
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125 | grx_box(x-1-BO,y-1-BO,x+dx+BO,y+dy+BO,SP); |
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126 | grx_rect(x-1-BO,y-1-BO,x+dx+BO,y+dy+BO,FG); |
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127 | grx_box(x,y,x+dx-1,y+dy-1,BG); |
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128 | grx_rect(x-1,y-1,x+dx,y+dy,FG); |
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129 | grxunlock(); |
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130 | #endif |
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131 | } |
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132 | |||
133 | struct info { |
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134 | int x,y; |
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135 | ImageDesc *img; |
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136 | }; |
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137 | |||
138 | static TASK play(void *arg) |
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139 | { |
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140 | struct info *ptr=(struct info*)arg; |
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141 | int x1,y1,x2,y2; |
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142 | BYTE *pixels; //,*image; |
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143 | int moreframes; |
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144 | |||
145 | pixels=(BYTE*)malloc(ptr->img->Size*sizeof(BYTE)); |
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146 | #ifdef FULLCOLOR |
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147 | image=(BYTE*)malloc(ptr->img->Size/2*sizeof(BYTE)); |
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148 | #endif |
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149 | x1=ptr->x; |
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150 | y1=ptr->y; |
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151 | x2=x1+ptr->img->Width-1; |
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152 | y2=y1+ptr->img->Height-1; |
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153 | |||
154 | moreframes=1; |
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155 | for (;;) { |
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156 | while (moreframes) { |
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157 | moreframes=GetMPEGFrame(ptr->img,pixels); |
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158 | #ifndef NOGRX |
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159 | #ifdef FULLCOLOR |
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160 | down32to16((WORD*)image,pixels,ptr->img->Size); |
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161 | grxlock(); |
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162 | grx_putimage(x1, y1, x2, y2, pixels); |
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163 | grxunlock(); |
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164 | #else |
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165 | grxlock(); |
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166 | grx_putimage(x1, y1, x2, y2, pixels); |
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167 | grxunlock(); |
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168 | #endif |
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169 | #else |
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170 | cprintf("%c",'0'); |
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171 | #endif |
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172 | task_endcycle(); |
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173 | } |
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174 | break; |
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175 | |||
176 | //if (!loop) break; |
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177 | //RewindMPEG (mpeg, img); |
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178 | //SetMPEGOption (img, MPEG_DITHER, GRAY_DITHER); |
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179 | //moreframes = TRUE; |
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180 | } |
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181 | |||
182 | return NULL; |
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183 | } |
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184 | |||
185 | int gvideo_init(char *title, struct gvideoinfo *ptr) |
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186 | { |
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187 | // static int groupcounter=0; |
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188 | struct info *info; |
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189 | SOFT_TASK_MODEL model; |
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190 | FILE *fin; |
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191 | PID pid,pid2; |
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192 | ImageDesc *img; |
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193 | int res; |
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194 | int i; |
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195 | int period,wcet; |
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196 | int group; |
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197 | |||
198 | img=(ImageDesc*)malloc(sizeof(ImageDesc)); |
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199 | if (img==NULL) return -3; |
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200 | img->vid_stream=NULL; |
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201 | img->Colormap=NULL; |
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202 | |||
203 | info=(struct info*)malloc(sizeof(struct info)); |
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204 | if (info==NULL) return -11; |
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205 | info->img=img; |
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206 | info->x=ptr->x; |
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207 | info->y=ptr->y; |
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208 | |||
209 | fin=fopen(ptr->pathname, "r"); |
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210 | if (!fin) return -1; |
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211 | |||
212 | //group=STARTGROUP+groupcounter++; |
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213 | group=STARTGROUP; |
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214 | pid2=x_initbuffer(group,fin,ptr->bitrate,ptr->band*READRATE); |
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215 | if (pid2<0) return -2; |
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216 | |||
217 | #ifdef ACTIVATE |
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218 | gbuffer_init(table[fileno(fin)],group,20+12,450); |
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219 | #else |
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220 | gbuffer_init(NULL,group,20+12,450); |
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221 | #endif |
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222 | |||
223 | res=OpenMPEG(fin,img); |
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224 | if (!res) return -4; |
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225 | |||
226 | #ifdef FULLCOLOR |
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227 | SetMPEGOption(img,MPEG_DITHER,HALF_COLOR_DITHER); |
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228 | #else |
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229 | SetMPEGOption(img,MPEG_DITHER,GRAY_DITHER); |
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230 | #endif |
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231 | |||
232 | //cprintf("colrmap size=%8i\n",img->ColormapSize); |
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233 | //cprintf("picture rate=%8i\n",img->PictureRate); |
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234 | //cprintf("bit rate =%8i\n",img->BitRate); |
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235 | |||
236 | #ifndef FULLCOLOR |
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237 | if (group==STARTGROUP) { |
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238 | ColormapEntry *cp; |
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239 | cp=img->Colormap; |
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240 | for (i=0;i<img->ColormapSize;i++) { |
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241 | #ifndef NOGRX |
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242 | grxlock(); |
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243 | grx_setcolor (i,img->Colormap[i].red/4, |
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244 | img->Colormap[i].green/4, |
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245 | img->Colormap[i].blue/4); |
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246 | grxunlock(); |
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247 | #endif |
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248 | } |
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249 | } |
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250 | #endif |
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251 | |||
252 | draw_frame(info->x,info->y,img->Width,img->Height); |
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253 | ptr->w=img->Width; |
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254 | ptr->h=img->Height; |
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255 | |||
256 | { |
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257 | char buffer[256]; |
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258 | |||
259 | #ifndef NOGRX |
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260 | grxlock(); |
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261 | grx_text(title,ptr->x,ptr->y-14,COLORFG,COLORBG); |
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262 | grxunlock(); |
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263 | sprintf(buffer,"Average bit rate: %i.%03i Mb/s", |
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264 | ptr->bitrate/1024/1024,(ptr->bitrate%(1024*1024))*1000/1024/1000); |
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265 | grxlock(); |
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266 | grx_text(buffer,ptr->x,ptr->y+ptr->h+BO*2+2,COLORFG,COLORBG); |
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267 | grxunlock(); |
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268 | sprintf(buffer,"Frame rate : %02.3f frame/sec", |
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269 | (double)ptr->framerate/100.0); |
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270 | grxlock(); |
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271 | grx_text(buffer,ptr->x,ptr->y+ptr->h+BO*2+2+9,COLORFG,COLORBG); |
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272 | grxunlock(); |
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273 | #endif |
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274 | } |
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275 | |||
276 | period=100000000/ptr->framerate; |
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277 | wcet=period*ptr->band*VIDEORATE/10000; |
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278 | |||
279 | soft_task_default_model(model); |
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280 | soft_task_def_met(model,wcet); |
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281 | soft_task_def_wcet(model,wcet); |
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282 | soft_task_def_period(model,period); |
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283 | soft_task_def_periodic(model); |
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284 | soft_task_def_arg(model,(void*)info); |
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285 | soft_task_def_group(model,group); |
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286 | soft_task_def_ctrl_jet(model); |
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287 | |||
288 | pid=task_create("Video",play,&model,NULL); |
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289 | if (pid==-1) return -6; |
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290 | |||
291 | return group; |
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292 | } |