1 | /* |
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2 | * DreamDVD V0.9 - DVD-Player for Dreambox |
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3 | * Copyright (C) 2007 by Seddi |
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4 | * |
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5 | * This DVD Player is based upon the great work from the libdvdnav project, |
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6 | * a52dec library, ffmpeg and the knowledge from all the people who made |
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7 | * watching DVD within linux possible. |
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8 | * |
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9 | * DreamDVD is free software; you can redistribute it and/or modify |
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10 | * it under the terms of the GNU General Public License as published by |
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11 | * the Free Software Foundation; either version 2 of the License, or |
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12 | * (at your option) any later version. |
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13 | * |
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14 | * DreamDVD is distributed in the hope that it will be useful, |
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15 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
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16 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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17 | * GNU General Public License for more details. |
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18 | * |
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19 | * You should have received a copy of the GNU General Public License |
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20 | * along with this program; if not, write to the Free Software |
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21 | * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA |
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22 | * |
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23 | * part of libdreamdvd |
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24 | */ |
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25 | |
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26 | #ifndef __MAIN_H__ |
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27 | #define __MAIN_H__ |
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28 | |
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29 | #include "libdreamdvd_config.h" |
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30 | |
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31 | #if defined(__sh__) |
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32 | #define CONVERT_TO_DVB_COMPLIANT_AC3 |
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33 | #else |
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34 | // set to 1 if a start screen should be displayed |
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35 | #define SHOW_START_SCREEN 1 |
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36 | |
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37 | #define CONVERT_TO_DVB_COMPLIANT_AC3 |
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38 | #define CONVERT_TO_DVB_COMPLIANT_DTS |
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39 | #endif |
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40 | #define NUM_SPU_BACKBUFFER 8 |
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41 | |
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42 | #include <fcntl.h> |
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43 | #include <stdio.h> |
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44 | #include <stdlib.h> |
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45 | #include <string.h> |
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46 | #include <unistd.h> |
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47 | #include <signal.h> |
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48 | #include <inttypes.h> |
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49 | #include <sys/types.h> |
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50 | #include <sys/stat.h> |
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51 | #include <sys/ioctl.h> |
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52 | #include <sys/mman.h> |
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53 | #include <sys/time.h> |
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54 | #include <netinet/in.h> |
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55 | #include <byteswap.h> |
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56 | #include <errno.h> |
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57 | #include <poll.h> |
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58 | |
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59 | #include <dvdnav/dvdnav.h> |
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60 | #include "ddvdlib.h" |
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61 | |
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62 | #if SHOW_START_SCREEN == 1 |
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63 | #include "logo.h" // startup screen |
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64 | #endif |
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65 | |
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66 | #ifndef BYTE_ORDER |
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67 | #error "no BYTE_ORDER defined!!!!" |
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68 | #endif |
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69 | |
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70 | #if defined(HAVE_LINUX_DVB_VERSION_H) |
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71 | #include <linux/dvb/video.h> |
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72 | #include <linux/dvb/audio.h> |
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73 | #define CONFIG_API_VERSION 3 |
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74 | #elif defined(HAVE_OST_DMX_H) |
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75 | #include <ost/video.h> |
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76 | #include <ost/audio.h> |
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77 | #define CONFIG_API_VERSION 1 |
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78 | #include <ost/video.h> |
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79 | #include <ost/audio.h> |
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80 | #endif |
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81 | |
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82 | #define BUFFER_SIZE 4096 |
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83 | #define AC3_BUFFER_SIZE (6*1024*16) |
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84 | |
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85 | #if CONFIG_API_VERSION == 1 |
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86 | #define VIDEO_GET_PTS _IOR('o', 1, unsigned int*) |
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87 | #endif |
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88 | #if CONFIG_API_VERSION == 3 |
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89 | #ifndef VIDEO_GET_PTS |
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90 | #define VIDEO_GET_PTS _IOR('o', 57, unsigned long long) |
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91 | #endif |
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92 | #endif |
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93 | |
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94 | #define CLAMP(x) ((x < 0) ? 0 : ((x > 255) ? 255 : x)) |
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95 | #define CELL_STILL 0x02 |
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96 | #define NAV_STILL 0x04 |
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97 | #define TRUE 1 |
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98 | #define FALSE 0 |
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99 | #define SAAIOSWSS 10 /* set wide screen signaling data */ |
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100 | #define SAAIOSENC 4 /* set encoder (pal/ntsc) */ |
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101 | #define SAA_WSS_43F 0 |
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102 | #define SAA_WSS_169F 7 |
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103 | #define SAA_WSS_OFF 8 |
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104 | #define SAA_NTSC 0 |
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105 | #define SAA_PAL 1 |
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106 | |
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107 | #define MAX_AUDIO 8 |
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108 | #define MAX_SPU 32 |
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109 | |
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110 | typedef struct ddvd_spudec_clut_struct { |
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111 | #if BYTE_ORDER == BIG_ENDIAN |
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112 | uint8_t entry0 : 4; |
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113 | uint8_t entry1 : 4; |
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114 | uint8_t entry2 : 4; |
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115 | uint8_t entry3 : 4; |
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116 | #else |
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117 | uint8_t entry1 : 4; |
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118 | uint8_t entry0 : 4; |
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119 | uint8_t entry3 : 4; |
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120 | uint8_t entry2 : 4; |
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121 | #endif |
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122 | } ddvd_spudec_clut_t; |
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123 | |
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124 | enum {SPU_NOP, SPU_SHOW, SPU_HIDE, SPU_FORCE}; |
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125 | struct ddvd_spu_return { |
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126 | int display_time; |
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127 | int x_start; |
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128 | int x_end; |
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129 | int y_start; |
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130 | int y_end; |
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131 | int force_hide; |
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132 | }; |
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133 | |
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134 | struct ddvd_resize_return { |
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135 | int x_start; |
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136 | int x_end; |
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137 | int y_start; |
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138 | int y_end; |
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139 | |
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140 | int x_offset, y_offset, width, height; |
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141 | }; |
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142 | |
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143 | // some global stuff |
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144 | |
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145 | dvdnav_t *dvdnav; |
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146 | dvdnav_cell_change_event_t ddvd_lastCellEventInfo; |
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147 | |
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148 | int ddvd_wait_for_user; |
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149 | int ddvd_clear_buttons; |
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150 | int ddvd_lpcm_count; |
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151 | int ddvd_iframerun; |
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152 | int ddvd_still_frame; |
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153 | int ddvd_iframesend; |
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154 | int ddvd_last_iframe_len; |
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155 | int ddvd_spu_ptr,ddvd_display_time; |
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156 | int ddvd_spu_backptr,ddvd_spu_backnr; |
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157 | int ddvd_lbb_changed; |
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158 | |
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159 | enum {TOFF, SLOWFW, FASTFW, SLOWBW, FASTBW}; |
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160 | int ddvd_trickmode,ddvd_trickspeed; |
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161 | |
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162 | enum {STOP, PLAY, PAUSE}; |
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163 | int ddvd_playmode; |
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164 | |
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165 | int ddvd_wait_timer_active; |
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166 | uint64_t ddvd_wait_timer_end; |
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167 | |
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168 | int ddvd_spu_timer_active; |
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169 | uint64_t ddvd_spu_timer_end; |
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170 | |
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171 | int ddvd_trick_timer_active; |
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172 | uint64_t ddvd_trick_timer_end; |
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173 | |
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174 | unsigned char *ddvd_lbb, *ddvd_lbb2; |
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175 | int ddvd_output_fd, ddvd_fdvideo, ddvd_fdaudio, ddvd_ac3_fd; |
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176 | |
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177 | int ddvd_screeninfo_xres, ddvd_screeninfo_yres, ddvd_screeninfo_stride; |
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178 | |
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179 | unsigned short ddvd_rd[256],ddvd_gn[256],ddvd_bl[256],ddvd_tr[256]; |
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180 | |
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181 | struct ddvd_size_evt { |
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182 | int width; |
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183 | int height; |
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184 | int aspect; |
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185 | }; |
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186 | |
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187 | struct ddvd_framerate_evt { |
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188 | int framerate; |
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189 | }; |
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190 | |
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191 | struct ddvd_progressive_evt { |
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192 | int progressive; |
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193 | }; |
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194 | |
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195 | |
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196 | /* struct for ddvd nav handle*/ |
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197 | struct ddvd { |
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198 | /* config options */ |
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199 | char language[2]; // iso code (de, en, ...) |
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200 | int aspect; // 0-> 4:3 1-> 16:9 2-> 16:10 |
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201 | int tv_mode; // 0-> letterbox 1-> pan_scan 2-> justscale |
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202 | int tv_mode2; // 0-> letterbox 1-> pan_scan 2-> justscale |
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203 | int tv_system; // 0-> PAL 1-> NTSC |
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204 | int ac3thru; // 0-> internal soft decoding 1-> ac3 pass thru to optical out |
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205 | unsigned char *lfb; // framebuffer to render subtitles and menus |
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206 | int xres; // x resolution of the framebuffer (normally 720, we dont scale inside libdreamdvd) |
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207 | int yres; // y resolution of the framebuffer (normally 576, we dont scale inside libdreamdvd) |
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208 | int stride; // line_length of the framebuffer (normally 720*bypp, but not always like on DM7025) |
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209 | int bypp; // the bytes per pixel only 1 (8bit framebuffer) or 4 (32bit) are supported |
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210 | int canscale; |
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211 | int key_pipe[2]; // pipe for sending a command/remote control key (sizeof(int)) to the player |
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212 | int message_pipe[2]; // pipe for getting player status, osd time and text as well as 8bit color tables |
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213 | char *dvd_path; // the path of a dvd block device ("/dev/dvd"), an iso-file ("/hdd/dvd.iso") |
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214 | // or a dvd file structure ("/hdd/dvd/mymovie") to play |
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215 | /* buffer for actual states */ |
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216 | char title_string[96]; |
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217 | struct ddvd_color last_col[4]; // colortable (8Bit mode), 4 colors |
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218 | struct ddvd_time last_time; // last playing time for osd |
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219 | int last_trickspeed; // last trickspeed for osd |
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220 | char last_string[512]; // last text message for frontend/osd |
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221 | int last_audio_id; // active audio id |
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222 | int last_audio_type; // active audio type |
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223 | uint16_t last_audio_lang; // active audio language |
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224 | int last_spu_id; // active subtitle id |
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225 | uint16_t last_spu_lang; // active subtitle language |
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226 | struct ddvd_size_evt last_size; |
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227 | struct ddvd_framerate_evt last_framerate; |
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228 | struct ddvd_progressive_evt last_progressive; |
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229 | uint64_t next_time_update; |
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230 | |
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231 | int in_menu; |
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232 | int resume_title; // title, chapter, block for resuming dvd or |
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233 | int resume_chapter; // getting actual resume position |
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234 | uint32_t resume_block; |
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235 | int resume_audio_id; |
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236 | int resume_audio_lock; |
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237 | int resume_spu_id; |
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238 | int resume_spu_lock; |
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239 | int should_resume; |
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240 | struct ddvd_resize_return blit_area; |
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241 | int angle_current; |
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242 | int angle_num; |
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243 | |
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244 | int audio_format[MAX_AUDIO]; |
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245 | int spu_map[MAX_SPU]; |
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246 | |
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247 | // needed for titan |
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248 | #if defined(__sh__) |
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249 | int dvd_aspect; |
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250 | #endif |
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251 | }; |
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252 | |
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253 | /* internal functions */ |
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254 | static struct ddvd_time ddvd_get_osd_time(struct ddvd *playerconfig); |
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255 | static int ddvd_readpipe(int pipefd, void *dest, size_t bytes, int blocked_read); |
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256 | static int ddvd_check_aspect(int dvd_aspect, int dvd_scale_perm, int tv_aspect, int tv_mode); |
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257 | static uint64_t ddvd_get_time(void); |
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258 | static void ddvd_play_empty(int device_clear); |
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259 | static void ddvd_device_clear(void); |
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260 | static struct ddvd_spu_return ddvd_spu_decode_data(const uint8_t * buffer, int len); |
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261 | static void ddvd_blit_to_argb(void *_dst, const void *_src, int pix); |
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262 | #if CONFIG_API_VERSION == 3 |
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263 | static void ddvd_set_pcr_offset(void); |
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264 | static void ddvd_unset_pcr_offset(void); |
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265 | #endif |
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266 | struct ddvd_resize_return ddvd_resize_pixmap_xbpp(unsigned char *pixmap, int xsource, int ysource, int xdest, int ydest, int xoffset, int yoffset, int xstart, int xend, int ystart, int yend, int colors); |
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267 | struct ddvd_resize_return ddvd_resize_pixmap_xbpp_smooth(unsigned char *pixmap, int xsource, int ysource, int xdest, int ydest, int xoffset, int yoffset, int xstart, int xend, int ystart, int yend, int colors); |
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268 | struct ddvd_resize_return ddvd_resize_pixmap_1bpp(unsigned char *pixmap, int xsource, int ysource, int xdest, int ydest, int xoffset, int yoffset, int xstart, int xend, int ystart, int yend, int colors); |
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269 | struct ddvd_resize_return (*ddvd_resize_pixmap)(unsigned char *pixmap, int xsource, int ysource, int xdest, int ydest, int xoffset, int yoffset, int xstart, int xend, int ystart, int yend, int colors); |
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270 | struct ddvd_resize_return (*ddvd_resize_pixmap_spu)(unsigned char *pixmap, int xsource, int ysource, int xdest, int ydest, int xoffset, int yoffset, int xstart, int xend, int ystart, int yend, int colors); |
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271 | |
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272 | #endif |
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