1 | #include <cmath> |
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2 | |
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3 | using namespace std; |
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4 | |
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5 | // MythTV videout headers |
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6 | #include "videoout_opengl.h" |
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7 | #include "util-x11.h" |
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8 | #include "videodisplayprofile.h" |
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9 | |
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10 | // MythTV General headers |
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11 | #include "../libavcodec/avcodec.h" |
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12 | #include "mythconfig.h" |
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13 | #include "mythcontext.h" |
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14 | #include "filtermanager.h" |
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15 | #include "NuppelVideoPlayer.h" |
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16 | #define IGNORE_TV_PLAY_REC |
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17 | #include "tv.h" |
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18 | |
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19 | #define LOC QString("VideoOutputOpengl: ") |
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20 | #define LOC_ERR QString("VideoOutputOpengl Error: ") |
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21 | |
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22 | #ifndef GL_TEXTURE_RECTANGLE_ARB |
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23 | #define GL_TEXTURE_RECTANGLE_ARB 0x84F5 |
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24 | #endif |
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25 | |
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26 | #ifndef GL_TEXTURE_RECTANGLE_EXT |
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27 | #define GL_TEXTURE_RECTANGLE_EXT 0x84F5 |
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28 | #endif |
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29 | |
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30 | #ifndef GL_TEXTURE_RECTANGLE_NV |
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31 | #define GL_TEXTURE_RECTANGLE_NV 0x84F5 |
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32 | #endif |
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33 | |
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34 | VideoOutputOpengl::VideoOutputOpengl() |
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35 | : VideoOutput(), |
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36 | display_res(NULL), global_lock(true), |
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37 | |
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38 | XJ_win(0), XJ_curwin(0), XJ_disp(NULL), |
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39 | XJ_screen_num(0), XJ_started(false), |
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40 | my_context(NULL), max_texture_size(0), texture_rects(false), |
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41 | my_gl_texture(GL_TEXTURE_2D), actually_draw_pip(false) |
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42 | { |
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43 | bzero(&av_pause_frame, sizeof(av_pause_frame)); |
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44 | |
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45 | // If using custom display resolutions, display_res will point |
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46 | // to a singleton instance of the DisplayRes class |
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47 | if (gContext->GetNumSetting("UseVideoModes", 0)) |
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48 | display_res = DisplayRes::GetDisplayRes(); |
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49 | |
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50 | use_colourcontrols = gContext->GetNumSetting( |
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51 | "UseOutputPictureControls", 0); |
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52 | allowpreviewepg = false; |
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53 | } |
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54 | |
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55 | VideoOutputOpengl::~VideoOutputOpengl() |
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56 | { |
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57 | if (my_context) |
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58 | X11S(glXDestroyContext(XJ_disp, my_context)); |
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59 | if (XJ_win) |
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60 | X11S(XDestroyWindow(XJ_disp, XJ_win)); |
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61 | |
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62 | DeleteBuffers(true); |
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63 | |
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64 | // Switch back to desired resolution for GUI |
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65 | if (display_res) |
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66 | display_res->SwitchToGUI(); |
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67 | } |
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68 | |
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69 | bool VideoOutputOpengl::Init(int width, int height, float aspect, |
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70 | WId winid, int winx, int winy, int winw, |
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71 | int winh, WId embedid) |
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72 | { |
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73 | if (winid <= 0) |
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74 | { |
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75 | VERBOSE(VB_PLAYBACK, LOC_ERR + "Invalid Window ID."); |
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76 | return false; |
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77 | } |
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78 | XJ_disp = MythXOpenDisplay(); |
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79 | if (!XJ_disp) |
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80 | { |
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81 | VERBOSE(VB_PLAYBACK, LOC_ERR + "Failed to open display."); |
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82 | } |
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83 | |
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84 | X11L; |
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85 | XJ_screen_num = DefaultScreen(XJ_disp); |
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86 | XJ_curwin = winid; |
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87 | XJ_win = winid; |
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88 | X11U; |
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89 | |
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90 | // Basic setup |
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91 | VideoOutput::Init(width, height, aspect, |
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92 | winid, winx, winy, winw, winh, |
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93 | embedid); |
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94 | if (!InitGlxContext(winid, display_visible_rect.width(), |
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95 | display_visible_rect.height())) |
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96 | return false; |
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97 | // Set resolution/measurements (check XRandR, Xinerama, config settings) |
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98 | InitDisplayMeasurements(width, height); |
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99 | MoveResize(); |
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100 | |
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101 | if (!CheckExtensions()) |
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102 | return false; |
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103 | InitOpenGL(); |
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104 | if (!CreateVideoTexture(&glVideo, video_dim, display_video_rect)) |
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105 | return false; |
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106 | if (!LoadFragmentProgram()) |
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107 | return false; |
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108 | if (!InitSetupBuffers()) |
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109 | return false; |
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110 | |
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111 | XJ_started = true; |
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112 | db_vdisp_profile->SetVideoRenderer("opengl"); |
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113 | return true; |
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114 | } |
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115 | |
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116 | bool VideoOutputOpengl::CheckExtensions() |
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117 | { |
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118 | X11L; |
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119 | glXMakeContextCurrent(XJ_disp, XJ_curwin, XJ_curwin, my_context); |
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120 | QString extensions(reinterpret_cast<const char *>(glGetString(GL_EXTENSIONS))); |
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121 | glXMakeContextCurrent( XJ_disp, None, None, NULL ); |
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122 | X11U; |
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123 | |
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124 | texture_rects = true; |
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125 | if (extensions.contains("GL_NV_texture_rectangle")) |
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126 | { |
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127 | VERBOSE(VB_PLAYBACK, LOC + "Using NV NPOT texture extension"); |
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128 | my_gl_texture = GL_TEXTURE_RECTANGLE_NV; |
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129 | } |
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130 | else if (extensions.contains("GL_ARB_texture_rectangle")) |
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131 | { |
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132 | VERBOSE(VB_PLAYBACK, LOC + "Using ARB NPOT texture extension"); |
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133 | my_gl_texture = GL_TEXTURE_RECTANGLE_ARB; |
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134 | } |
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135 | else if (extensions.contains("GL_EXT_texture_rectangle")) |
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136 | { |
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137 | VERBOSE(VB_PLAYBACK, LOC + "Using EXT NPOT texture extension"); |
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138 | my_gl_texture = GL_TEXTURE_RECTANGLE_EXT; |
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139 | } |
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140 | else |
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141 | { |
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142 | texture_rects = false; |
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143 | } |
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144 | |
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145 | if (!extensions.contains("GL_ARB_fragment_program")) |
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146 | { |
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147 | VERBOSE(VB_GENERAL, "GL_ARB_fragment_program not available."); |
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148 | return false; |
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149 | } |
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150 | return true; |
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151 | } |
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152 | |
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153 | void VideoOutputOpengl::SetViewPort() |
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154 | { |
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155 | X11L; |
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156 | glXMakeContextCurrent(XJ_disp, XJ_curwin, XJ_curwin, my_context); |
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157 | |
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158 | glViewport( 0, 0, display_visible_rect.width(), display_visible_rect.height() ); |
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159 | glMatrixMode( GL_PROJECTION ); |
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160 | glLoadIdentity(); |
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161 | glOrtho( 0, display_visible_rect.width(), display_visible_rect.height(), 0, 1, -1 ); |
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162 | glMatrixMode( GL_MODELVIEW ); |
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163 | glLoadIdentity(); |
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164 | glFlush(); |
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165 | |
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166 | glXMakeContextCurrent( XJ_disp, None, None, NULL ); |
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167 | X11U; |
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168 | } |
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169 | |
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170 | void VideoOutputOpengl::InitOpenGL() |
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171 | { |
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172 | SetViewPort(); |
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173 | |
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174 | X11L; |
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175 | glXMakeContextCurrent(XJ_disp, XJ_curwin, XJ_curwin, my_context); |
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176 | |
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177 | glDisable( GL_BLEND ); |
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178 | glDisable( GL_DEPTH_TEST ); |
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179 | glDepthMask( GL_FALSE ); |
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180 | glDisable( GL_CULL_FACE ); |
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181 | glEnable( my_gl_texture ); |
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182 | |
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183 | glShadeModel( GL_FLAT ); |
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184 | glDisable( GL_POLYGON_SMOOTH ); |
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185 | glDisable( GL_LINE_SMOOTH ); |
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186 | glDisable( GL_POINT_SMOOTH ); |
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187 | |
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188 | glClearColor( 0.0f, 0.0f, 0.0f, 0.0f ); |
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189 | glClear( GL_COLOR_BUFFER_BIT ); |
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190 | |
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191 | glFlush(); |
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192 | |
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193 | glGenTextures( 1, &glVideo.tex ); |
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194 | glGenTextures( 1, &glPip.tex ); |
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195 | |
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196 | glGetIntegerv( GL_MAX_TEXTURE_SIZE, &max_texture_size ); |
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197 | if (max_texture_size == 0) |
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198 | max_texture_size = 512; |
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199 | VERBOSE(VB_PLAYBACK, LOC + |
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200 | QString("Maximum supported texture size: %1 x %2") |
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201 | .arg(max_texture_size).arg(max_texture_size)); |
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202 | VERBOSE(VB_PLAYBACK, LOC + "OpenGL state initialised."); |
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203 | |
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204 | glXMakeContextCurrent( XJ_disp, None, None, NULL ); |
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205 | X11U; |
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206 | } |
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207 | |
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208 | bool VideoOutputOpengl::LoadFragmentProgram() |
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209 | { |
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210 | GLint errorpos; |
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211 | QString program = |
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212 | "!!ARBfp1.0\n" |
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213 | "OPTION ARB_precision_hint_fastest;" |
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214 | "ATTRIB ytex = fragment.texcoord[0];" |
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215 | "PARAM off = program.env[1];" |
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216 | "TEMP res, tmp, tmp2;" |
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217 | "TEX res, ytex, texture[0], %1;" |
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218 | "MAD tmp2, ytex, {0.5, 0.5}, off.wyww;" |
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219 | "TEX tmp.x, tmp2, texture[0], %1;" |
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220 | "ADD tmp2, tmp2, off.xwww;" |
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221 | "TEX tmp.y, tmp2, texture[0], %1;"; |
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222 | QString prog_colour_adjust = |
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223 | "PARAM adj = program.env[0];" |
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224 | "SUB res, res, 0.5;" |
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225 | "MAD res, res, adj.yyyy, adj.xxxx;" |
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226 | "SUB tmp, tmp, { 0.5, 0.5 };" |
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227 | "MAD tmp, adj.zzzz, tmp, 0.5;"; |
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228 | QString prog_convert = |
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229 | "MAD res, res, 1.164, -0.063;" |
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230 | "SUB tmp, tmp, { 0.5, 0.5 };" |
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231 | "MAD res, { 0, -.392, 2.017 }, tmp.xxxw, res;" |
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232 | "MAD result.color, { 1.596, -.813, 0 }, tmp.yyyw, res;" |
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233 | "END"; |
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234 | |
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235 | program.replace("%1", texture_rects ? "RECT" : "2D"); |
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236 | if (use_colourcontrols) |
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237 | program += prog_colour_adjust; |
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238 | program += prog_convert; |
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239 | |
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240 | X11L; |
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241 | glXMakeContextCurrent(XJ_disp, XJ_curwin, XJ_curwin, my_context); |
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242 | glGenProgramsARB ( 1, &frag_prog ); |
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243 | glBindProgramARB ( GL_FRAGMENT_PROGRAM_ARB, frag_prog ); |
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244 | glProgramStringARB ( GL_FRAGMENT_PROGRAM_ARB, |
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245 | GL_PROGRAM_FORMAT_ASCII_ARB, |
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246 | program.length(), program.latin1() ); |
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247 | glGetIntegerv ( GL_PROGRAM_ERROR_POSITION_ARB, &errorpos ); |
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248 | glEnable ( GL_FRAGMENT_PROGRAM_ARB ); |
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249 | |
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250 | glXMakeContextCurrent( XJ_disp, None, None, NULL ); |
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251 | X11U; |
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252 | |
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253 | if (errorpos != -1) |
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254 | { |
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255 | VERBOSE(VB_PLAYBACK, LOC_ERR + |
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256 | QString("Fragment Program compile error: position %1:'%2'") |
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257 | .arg(errorpos) |
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258 | .arg(program.mid(errorpos))); |
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259 | return false; |
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260 | } |
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261 | VERBOSE(VB_PLAYBACK, LOC + "Fragment program loaded."); |
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262 | return true; |
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263 | } |
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264 | |
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265 | bool VideoOutputOpengl::CreateVideoTexture(GLframe *frame, QSize size, QRect pos) |
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266 | { |
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267 | int width, height; |
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268 | |
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269 | if (texture_rects) |
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270 | { |
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271 | width = size.width(); |
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272 | height = size.height() * 3 / 2; |
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273 | } |
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274 | else |
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275 | { |
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276 | width = height = kMinOpenglTexSize; |
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277 | while (width < size.width()) { width *= 2; } |
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278 | while (height < size.height()) { height *= 2; } |
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279 | |
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280 | if ((size.height() * 1.5) > height) |
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281 | height *= 2; |
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282 | } |
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283 | |
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284 | if (width > max_texture_size || height > max_texture_size) |
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285 | { |
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286 | VERBOSE(VB_PLAYBACK, LOC_ERR + |
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287 | "Frame larger than maximum texture size."); |
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288 | return false; |
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289 | } |
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290 | |
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291 | if (width != frame->tex_width || height != frame->tex_height) |
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292 | { |
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293 | scratchspace = new unsigned char[(width |
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294 | * height * 4) + 4]; |
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295 | memset(scratchspace, 0 , width * height * 4); |
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296 | |
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297 | if (!CreateTexture(width, height, &frame->tex, scratchspace)) |
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298 | { |
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299 | VERBOSE(VB_PLAYBACK, LOC_ERR + "Failed to create texture."); |
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300 | return false; |
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301 | } |
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302 | delete scratchspace; |
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303 | } |
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304 | |
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305 | frame->position = pos; |
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306 | frame->vid_width = size.width(); |
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307 | frame->vid_height = size.height(); |
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308 | frame->tex_width = width; |
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309 | frame->tex_height = height; |
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310 | frame->uOffset = size.width() * size.height(); |
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311 | frame->vOffset = frame->uOffset * 5 / 4; |
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312 | VERBOSE(VB_PLAYBACK, LOC + QString("Created texture (%1x%2)") |
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313 | .arg(width).arg(height)); |
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314 | return true; |
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315 | } |
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316 | |
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317 | bool VideoOutputOpengl::CreateTexture(GLint width, |
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318 | GLint height, |
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319 | GLuint *tex, |
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320 | unsigned char *data) |
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321 | { |
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322 | GLint check; |
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323 | |
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324 | X11L; |
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325 | glXMakeContextCurrent(XJ_disp, XJ_curwin, XJ_curwin, my_context); |
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326 | |
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327 | glBindTexture( my_gl_texture, *tex ); |
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328 | glTexParameteri (my_gl_texture, GL_TEXTURE_MIN_FILTER, GL_LINEAR); |
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329 | glTexParameteri (my_gl_texture, GL_TEXTURE_MAG_FILTER, GL_LINEAR); |
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330 | glTexParameteri (my_gl_texture, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE); |
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331 | glTexParameteri (my_gl_texture, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE); |
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332 | glTexImage2D( my_gl_texture, 0, GL_RGBA8, |
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333 | width, height, |
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334 | 0, GL_RGB , GL_UNSIGNED_BYTE, data ); |
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335 | glGetTexLevelParameteriv(my_gl_texture, 0, GL_TEXTURE_WIDTH, &check); |
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336 | glXMakeContextCurrent(XJ_disp, None, None, NULL); |
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337 | X11U; |
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338 | if (check !=width) |
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339 | return false; |
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340 | return true; |
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341 | } |
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342 | |
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343 | inline void DrawVideoQuad(GLframe frame, bool texture_rects, |
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344 | int my_gl_texture) |
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345 | { |
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346 | float right = (float)frame.vid_width; |
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347 | float bottom = (float)frame.vid_height; |
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348 | if (!texture_rects) |
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349 | { |
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350 | right /= frame.tex_width; |
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351 | bottom /= frame.tex_height; |
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352 | } |
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353 | |
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354 | glProgramEnvParameter4fARB (GL_FRAGMENT_PROGRAM_ARB, 1, |
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355 | right / 2.0f, bottom, 0.0f, 0.0f); |
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356 | glBindTexture( my_gl_texture, frame.tex ); |
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357 | glBegin( GL_QUADS ); |
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358 | glTexCoord2f(0.0f, 0.0f); |
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359 | glVertex2f( frame.position.left(), frame.position.top()); |
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360 | glTexCoord2f(right, 0.0f); |
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361 | glVertex2f( frame.position.right(), frame.position.top()); |
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362 | glTexCoord2f(right, bottom); |
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363 | glVertex2f( frame.position.right(), frame.position.bottom()); |
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364 | glTexCoord2f(0.0f, bottom); |
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365 | glVertex2f( frame.position.left(), frame.position.bottom()); |
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366 | glEnd(); |
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367 | } |
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368 | |
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369 | void VideoOutputOpengl::PrepareFrame(VideoFrame *buffer, FrameScanType t) |
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370 | { |
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371 | (void) t; |
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372 | |
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373 | if (!buffer) |
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374 | buffer = vbuffers.GetScratchFrame(); |
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375 | |
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376 | framesPlayed = buffer->frameNumber + 1; |
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377 | |
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378 | // TODO should cope with YUV422P, rgb24, argb32 etc |
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379 | if (buffer->codec != FMT_YV12) |
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380 | return; |
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381 | |
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382 | UpdateVideoTexture(glVideo, buffer); |
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383 | |
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384 | X11L; |
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385 | glXMakeContextCurrent(XJ_disp, XJ_curwin, XJ_curwin, my_context); |
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386 | glClear(GL_COLOR_BUFFER_BIT); |
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387 | |
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388 | if (use_colourcontrols) |
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389 | { |
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390 | glProgramEnvParameter4fARB (GL_FRAGMENT_PROGRAM_ARB, 0, |
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391 | ((float) db_pict_attr[kPictureAttribute_Brightness] / 50 ) - 0.5, |
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392 | ((float) db_pict_attr[kPictureAttribute_Contrast] / 50), |
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393 | ((float) db_pict_attr[kPictureAttribute_Colour] / 50), |
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394 | 0.0f); |
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395 | } |
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396 | |
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397 | DrawVideoQuad(glVideo, texture_rects, my_gl_texture); |
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398 | if (actually_draw_pip) |
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399 | DrawVideoQuad(glPip, texture_rects, my_gl_texture); |
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400 | glFlush(); |
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401 | |
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402 | glXMakeContextCurrent(XJ_disp, None, None, NULL); |
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403 | X11U; |
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404 | } |
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405 | |
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406 | void VideoOutputOpengl::ShowPip(VideoFrame *frame, NuppelVideoPlayer *pipplayer) |
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407 | { |
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408 | (void) frame; |
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409 | if (!pipplayer) |
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410 | { |
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411 | actually_draw_pip = false; |
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412 | glPip.vid_width = glPip.vid_height = 0; |
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413 | return; |
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414 | } |
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415 | |
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416 | actually_draw_pip = false; |
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417 | int pipw, piph; |
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418 | VideoFrame *pipimage = pipplayer->GetCurrentFrame(pipw, piph); |
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419 | float pipVideoAspect = pipplayer->GetVideoAspect(); |
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420 | uint pipVideoWidth = pipplayer->GetVideoWidth(); |
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421 | uint pipVideoHeight = pipplayer->GetVideoHeight(); |
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422 | |
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423 | // If PiP is not initialized to values we like, silently ignore the frame. |
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424 | if ((pipVideoAspect <= 0) || !pipimage || |
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425 | !pipimage->buf || pipimage->codec != FMT_YV12) |
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426 | { |
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427 | pipplayer->ReleaseCurrentFrame(pipimage); |
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428 | return; |
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429 | } |
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430 | |
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431 | QRect position; |
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432 | int tmph = (display_visible_rect.height() * db_pip_size) / 100; |
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433 | float pixel_adj = ((float)display_visible_rect.width() / |
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434 | (float)display_visible_rect.height()) / display_aspect; |
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435 | position.setHeight(tmph); |
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436 | position.setWidth((int)(tmph * pipVideoAspect * pixel_adj)); |
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437 | |
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438 | // Figure out where to put the Picture-in-Picture window |
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439 | int xoff = (int)(display_visible_rect.width() * 0.07); // inside 'safe area' |
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440 | int yoff = (int)(display_visible_rect.height() * 0.07); |
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441 | switch (db_pip_location) |
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442 | { |
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443 | default: |
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444 | case kPIPTopLeft: |
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445 | break; |
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446 | case kPIPBottomLeft: |
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447 | yoff = display_visible_rect.height() - position.height() - yoff; |
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448 | break; |
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449 | case kPIPTopRight: |
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450 | xoff = display_visible_rect.width() - position.width() - xoff; |
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451 | break; |
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452 | case kPIPBottomRight: |
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453 | xoff = display_visible_rect.width() - position.width() - xoff; |
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454 | yoff = display_visible_rect.height() - position.height() - xoff; |
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455 | break; |
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456 | } |
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457 | position.moveBy(xoff, yoff); |
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458 | |
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459 | if (glPip.vid_width != pipVideoWidth || |
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460 | glPip.vid_height != pipVideoHeight) |
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461 | { |
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462 | if (!CreateVideoTexture(&glPip, QSize(pipVideoWidth, pipVideoHeight), position)) |
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463 | { |
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464 | pipplayer->ReleaseCurrentFrame(pipimage); |
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465 | return; |
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466 | } |
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467 | } |
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468 | glPip.position = position; |
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469 | UpdateVideoTexture(glPip, pipimage); |
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470 | actually_draw_pip = true; |
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471 | pipplayer->ReleaseCurrentFrame(pipimage); |
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472 | } |
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473 | |
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474 | void VideoOutputOpengl::UpdateVideoTexture(GLframe vid, VideoFrame *buffer) |
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475 | { |
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476 | if ((buffer->width * buffer->height) != vid.uOffset) |
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477 | return; |
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478 | X11L; |
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479 | glXMakeContextCurrent(XJ_disp, XJ_curwin, XJ_curwin, my_context); |
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480 | |
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481 | glActiveTexture( GL_TEXTURE0); |
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482 | glBindTexture( my_gl_texture, vid.tex ); |
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483 | glTexSubImage2D( my_gl_texture, 0, |
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484 | 0, |
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485 | 0, |
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486 | vid.vid_width, |
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487 | vid.vid_height, |
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488 | GL_LUMINANCE, |
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489 | GL_UNSIGNED_BYTE, |
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490 | buffer->buf); |
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491 | glTexSubImage2D( my_gl_texture, 0, |
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492 | 0, |
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493 | vid.vid_height , |
---|
494 | vid.vid_width / 2, |
---|
495 | vid.vid_height / 2, |
---|
496 | GL_LUMINANCE, |
---|
497 | GL_UNSIGNED_BYTE, |
---|
498 | buffer->buf + vid.uOffset); |
---|
499 | glTexSubImage2D( my_gl_texture, 0, |
---|
500 | vid.vid_width / 2, |
---|
501 | vid.vid_height , |
---|
502 | vid.vid_width / 2, |
---|
503 | vid.vid_height / 2, |
---|
504 | GL_LUMINANCE, |
---|
505 | GL_UNSIGNED_BYTE, |
---|
506 | buffer->buf + vid.vOffset); |
---|
507 | glXMakeContextCurrent(XJ_disp, None, None, NULL); |
---|
508 | X11U; |
---|
509 | } |
---|
510 | |
---|
511 | void VideoOutputOpengl::Show(FrameScanType ) |
---|
512 | { |
---|
513 | X11L; |
---|
514 | glXMakeContextCurrent(XJ_disp, XJ_curwin, XJ_curwin, my_context); |
---|
515 | glXSwapBuffers(XJ_disp, XJ_curwin); |
---|
516 | glXMakeContextCurrent(XJ_disp, None, None, NULL); |
---|
517 | X11U; |
---|
518 | } |
---|
519 | |
---|
520 | void VideoOutputOpengl::DrawUnusedRects(bool sync) |
---|
521 | { |
---|
522 | (void) sync; |
---|
523 | } |
---|
524 | |
---|
525 | void VideoOutputOpengl::Zoom(int direction) |
---|
526 | { |
---|
527 | VideoOutput::Zoom(direction); |
---|
528 | MoveResize(); |
---|
529 | } |
---|
530 | |
---|
531 | void VideoOutputOpengl::InputChanged(int width, int height, |
---|
532 | float aspect, MythCodecID av_codec_id) |
---|
533 | { |
---|
534 | VERBOSE(VB_PLAYBACK, LOC + QString("Input changed (%1x%2:%3)") |
---|
535 | .arg(width).arg(height).arg(aspect)); |
---|
536 | VideoOutput::InputChanged(width, height, aspect, av_codec_id); |
---|
537 | ResizeForVideo((uint) width, (uint) height); |
---|
538 | MoveResize(); |
---|
539 | CreateVideoTexture(&glVideo, QSize(width, height), display_video_rect); |
---|
540 | CreateBuffers(); |
---|
541 | CreatePauseFrame(); |
---|
542 | } |
---|
543 | |
---|
544 | void VideoOutputOpengl::MoveResize(void) |
---|
545 | { |
---|
546 | VideoOutput::MoveResize(); |
---|
547 | glVideo.position = display_video_rect; |
---|
548 | SetViewPort(); |
---|
549 | } |
---|
550 | |
---|
551 | bool VideoOutputOpengl::InitSetupBuffers(void) |
---|
552 | { |
---|
553 | vbuffers.Init(31, true, 1, 12, 4, 2, false); |
---|
554 | CreateBuffers(); |
---|
555 | CreatePauseFrame(); |
---|
556 | return true; |
---|
557 | } |
---|
558 | |
---|
559 | void VideoOutputOpengl::CreateBuffers(void) |
---|
560 | { |
---|
561 | if (!vbuffers.CreateBuffers(glVideo.vid_width, glVideo.vid_height)) |
---|
562 | VERBOSE(VB_PLAYBACK, LOC_ERR + "Failed to create buffers"); |
---|
563 | |
---|
564 | } |
---|
565 | |
---|
566 | void VideoOutputOpengl::CreatePauseFrame(void) |
---|
567 | { |
---|
568 | vbuffers.LockFrame(&av_pause_frame, "CreatePauseFrame"); |
---|
569 | if (av_pause_frame.buf) |
---|
570 | { |
---|
571 | delete [] av_pause_frame.buf; |
---|
572 | av_pause_frame.buf = NULL; |
---|
573 | } |
---|
574 | av_pause_frame.height = vbuffers.GetScratchFrame()->height; |
---|
575 | av_pause_frame.width = vbuffers.GetScratchFrame()->width; |
---|
576 | av_pause_frame.bpp = vbuffers.GetScratchFrame()->bpp; |
---|
577 | av_pause_frame.size = vbuffers.GetScratchFrame()->size; |
---|
578 | av_pause_frame.frameNumber = vbuffers.GetScratchFrame()->frameNumber; |
---|
579 | av_pause_frame.buf = new unsigned char[av_pause_frame.size]; |
---|
580 | av_pause_frame.qscale_table = NULL; |
---|
581 | av_pause_frame.qstride = 0; |
---|
582 | |
---|
583 | vbuffers.UnlockFrame(&av_pause_frame, "CreatePauseFrame"); |
---|
584 | } |
---|
585 | |
---|
586 | void VideoOutputOpengl::DeleteBuffers(bool delete_pause_frame) |
---|
587 | { |
---|
588 | DiscardFrames(true); |
---|
589 | vbuffers.DeleteBuffers(); |
---|
590 | if (delete_pause_frame) |
---|
591 | { |
---|
592 | if (av_pause_frame.buf) |
---|
593 | { |
---|
594 | delete [] av_pause_frame.buf; |
---|
595 | av_pause_frame.buf = NULL; |
---|
596 | } |
---|
597 | if (av_pause_frame.qscale_table) |
---|
598 | { |
---|
599 | delete [] av_pause_frame.qscale_table; |
---|
600 | av_pause_frame.qscale_table = NULL; |
---|
601 | } |
---|
602 | } |
---|
603 | } |
---|
604 | |
---|
605 | void VideoOutputOpengl::EmbedInWidget(WId wid, int x, int y, int w, int h) |
---|
606 | { |
---|
607 | (void) wid; |
---|
608 | (void) x; |
---|
609 | (void) y; |
---|
610 | (void) w; |
---|
611 | (void) h; |
---|
612 | } |
---|
613 | |
---|
614 | void VideoOutputOpengl::StopEmbedding(void) |
---|
615 | { |
---|
616 | } |
---|
617 | |
---|
618 | float VideoOutputOpengl::GetDisplayAspect(void) |
---|
619 | { |
---|
620 | return display_aspect; |
---|
621 | } |
---|
622 | |
---|
623 | void VideoOutputOpengl::UpdatePauseFrame(void) |
---|
624 | { |
---|
625 | vbuffers.LockFrame(&av_pause_frame, "UpdatePauseFrame -- pause"); |
---|
626 | |
---|
627 | vbuffers.begin_lock(kVideoBuffer_used); |
---|
628 | VideoFrame *used_frame = NULL; |
---|
629 | if (vbuffers.size(kVideoBuffer_used) > 0) |
---|
630 | { |
---|
631 | used_frame = vbuffers.head(kVideoBuffer_used); |
---|
632 | if (!vbuffers.TryLockFrame(used_frame, "UpdatePauseFrame -- used")) |
---|
633 | used_frame = NULL; |
---|
634 | } |
---|
635 | if (used_frame) |
---|
636 | { |
---|
637 | CopyFrame(&av_pause_frame, used_frame); |
---|
638 | vbuffers.UnlockFrame(used_frame, "UpdatePauseFrame -- used"); |
---|
639 | } |
---|
640 | vbuffers.end_lock(); |
---|
641 | if (!used_frame && |
---|
642 | vbuffers.TryLockFrame(vbuffers.GetScratchFrame(), |
---|
643 | "UpdatePauseFrame -- scratch")) |
---|
644 | { |
---|
645 | vbuffers.GetScratchFrame()->frameNumber = framesPlayed - 1; |
---|
646 | CopyFrame(&av_pause_frame, vbuffers.GetScratchFrame()); |
---|
647 | vbuffers.UnlockFrame(vbuffers.GetScratchFrame(), |
---|
648 | "UpdatePauseFrame -- scratch"); |
---|
649 | } |
---|
650 | vbuffers.UnlockFrame(&av_pause_frame, "UpdatePauseFrame - used"); |
---|
651 | } |
---|
652 | |
---|
653 | void VideoOutputOpengl::ProcessFrame(VideoFrame *frame, OSD *osd, |
---|
654 | FilterChain *filterList, |
---|
655 | NuppelVideoPlayer *pipPlayer) |
---|
656 | { |
---|
657 | bool pauseframe = false; |
---|
658 | if (!frame) |
---|
659 | { |
---|
660 | frame = vbuffers.GetScratchFrame(); |
---|
661 | CopyFrame(vbuffers.GetScratchFrame(), &av_pause_frame); |
---|
662 | pauseframe = true; |
---|
663 | } |
---|
664 | |
---|
665 | if (filterList) |
---|
666 | filterList->ProcessFrame(frame); |
---|
667 | |
---|
668 | if (m_deinterlacing && m_deintFilter != NULL && m_deinterlaceBeforeOSD && |
---|
669 | !pauseframe) |
---|
670 | { |
---|
671 | m_deintFilter->ProcessFrame(frame); |
---|
672 | } |
---|
673 | |
---|
674 | ShowPip(frame, pipPlayer); |
---|
675 | DisplayOSD(frame, osd); |
---|
676 | |
---|
677 | if (m_deinterlacing && m_deintFilter != NULL && !m_deinterlaceBeforeOSD && |
---|
678 | !pauseframe) |
---|
679 | { |
---|
680 | m_deintFilter->ProcessFrame(frame); |
---|
681 | } |
---|
682 | } |
---|
683 | |
---|
684 | int VideoOutputOpengl::SetPictureAttribute(int attributeType, int newValue) |
---|
685 | { |
---|
686 | if (kPictureAttribute_Hue == attributeType) |
---|
687 | return -1; |
---|
688 | SetPictureAttributeDBValue(attributeType, newValue); |
---|
689 | return newValue; |
---|
690 | } |
---|
691 | |
---|
692 | bool VideoOutputOpengl::InitGlxContext(WId winid, int width, int height) |
---|
693 | { |
---|
694 | // set up the opengl rendering environment |
---|
695 | |
---|
696 | int ndummy; |
---|
697 | int ret; |
---|
698 | X11S(ret = glXQueryExtension(XJ_disp, &ndummy, &ndummy)); |
---|
699 | if (!ret) |
---|
700 | { |
---|
701 | VERBOSE(VB_PLAYBACK, LOC_ERR + "OpenGL extension not present."); |
---|
702 | return false; |
---|
703 | } |
---|
704 | |
---|
705 | int attribList[] = {GLX_RGBA, |
---|
706 | GLX_DEPTH_SIZE, 0, |
---|
707 | GLX_DOUBLEBUFFER, 1, |
---|
708 | GLX_RED_SIZE, 1, |
---|
709 | GLX_GREEN_SIZE, 1, |
---|
710 | GLX_BLUE_SIZE, 1, |
---|
711 | None}; |
---|
712 | |
---|
713 | XVisualInfo *vis; |
---|
714 | XSetWindowAttributes swa; |
---|
715 | Window w; |
---|
716 | |
---|
717 | X11S(vis = glXChooseVisual(XJ_disp, XJ_screen_num, attribList)); |
---|
718 | if (vis == NULL) |
---|
719 | { |
---|
720 | VERBOSE(VB_PLAYBACK, LOC_ERR + "No appropriate visual found"); |
---|
721 | return false; |
---|
722 | } |
---|
723 | X11S(swa.colormap = XCreateColormap(XJ_disp, |
---|
724 | RootWindow(XJ_disp, vis->screen), |
---|
725 | vis->visual, AllocNone)); |
---|
726 | if (swa.colormap == 0) |
---|
727 | { |
---|
728 | VERBOSE(VB_PLAYBACK, LOC_ERR + "Failed to create colormap"); |
---|
729 | return false; |
---|
730 | } |
---|
731 | |
---|
732 | X11S(w = XCreateWindow(XJ_disp, winid, 0, 0, |
---|
733 | width, height, 0, vis->depth, |
---|
734 | InputOutput, vis->visual, CWColormap, &swa)); |
---|
735 | if (w == 0) |
---|
736 | { |
---|
737 | VERBOSE(VB_PLAYBACK, LOC_ERR + "Failed to create window"); |
---|
738 | return false; |
---|
739 | } |
---|
740 | |
---|
741 | XJ_curwin = XJ_win = w; |
---|
742 | |
---|
743 | X11S(my_context = glXCreateContext(XJ_disp, vis, None, GL_TRUE)); |
---|
744 | if (my_context == NULL) |
---|
745 | { |
---|
746 | VERBOSE(VB_PLAYBACK, LOC_ERR + "Failed to create Glx context"); |
---|
747 | return false; |
---|
748 | } |
---|
749 | X11S(ret = glXMakeContextCurrent(XJ_disp, XJ_curwin, XJ_curwin, my_context)); |
---|
750 | if (!ret) |
---|
751 | { |
---|
752 | VERBOSE(VB_PLAYBACK, LOC_ERR + "Failed to make Glx context current."); |
---|
753 | return false; |
---|
754 | } |
---|
755 | |
---|
756 | X11S(glXMakeContextCurrent(XJ_disp, None, None, NULL)); |
---|
757 | X11S(XFree(vis)); |
---|
758 | X11S(XMapWindow(XJ_disp, XJ_win)); |
---|
759 | VERBOSE(VB_PLAYBACK, LOC + QString("Created window (%1 x %2)").arg(width).arg(height)); |
---|
760 | return true; |
---|
761 | } |
---|
762 | |
---|
763 | int VideoOutputOpengl::GetRefreshRate(void) |
---|
764 | { |
---|
765 | if (!XJ_started) |
---|
766 | return -1; |
---|
767 | |
---|
768 | XF86VidModeModeLine mode_line; |
---|
769 | int dot_clock; |
---|
770 | |
---|
771 | int ret = False; |
---|
772 | X11S(ret = XF86VidModeGetModeLine(XJ_disp, XJ_screen_num, |
---|
773 | &dot_clock, &mode_line)); |
---|
774 | if (!ret) |
---|
775 | { |
---|
776 | VERBOSE(VB_IMPORTANT, LOC_ERR + "GetRefreshRate(): " |
---|
777 | "X11 ModeLine query failed"); |
---|
778 | return -1; |
---|
779 | } |
---|
780 | |
---|
781 | double rate = (double)((double)(dot_clock * 1000.0) / |
---|
782 | (double)(mode_line.htotal * mode_line.vtotal)); |
---|
783 | |
---|
784 | // Assume 60Hz if we can't otherwise determine it. |
---|
785 | if (rate == 0) |
---|
786 | rate = 60; |
---|
787 | |
---|
788 | if (rate < 20 || rate > 200) |
---|
789 | { |
---|
790 | VERBOSE(VB_PLAYBACK, LOC + QString("Unreasonable refresh rate %1Hz " |
---|
791 | "reported by X").arg(rate)); |
---|
792 | rate = 60; |
---|
793 | } |
---|
794 | |
---|
795 | rate = 1000000.0 / rate; |
---|
796 | |
---|
797 | return (int)rate; |
---|
798 | |
---|
799 | } |
---|
800 | void VideoOutputOpengl::ResizeForGui(void) |
---|
801 | { |
---|
802 | if (display_res) |
---|
803 | display_res->SwitchToGUI(); |
---|
804 | } |
---|
805 | |
---|
806 | void VideoOutputOpengl::ResizeForVideo(uint width, uint height) |
---|
807 | { |
---|
808 | if ((width == 1920 || width == 1440) && height == 1088) |
---|
809 | height = 1080; // ATSC 1920x1080 |
---|
810 | |
---|
811 | if (display_res && display_res->SwitchToVideo(width, height)) |
---|
812 | { |
---|
813 | // Switching to custom display resolution succeeded |
---|
814 | // Make a note of the new size |
---|
815 | display_dim = QSize(display_res->GetPhysicalWidth(), |
---|
816 | display_res->GetPhysicalHeight()); |
---|
817 | display_aspect = display_res->GetAspectRatio(); |
---|
818 | |
---|
819 | bool fullscreen = !gContext->GetNumSetting("GuiSizeForTV", 0); |
---|
820 | |
---|
821 | // if width && height are zero users expect fullscreen playback |
---|
822 | if (!fullscreen) |
---|
823 | { |
---|
824 | int gui_width = 0, gui_height = 0; |
---|
825 | gContext->GetResolutionSetting("Gui", gui_width, gui_height); |
---|
826 | fullscreen |= (0 == gui_width && 0 == gui_height); |
---|
827 | } |
---|
828 | |
---|
829 | if (fullscreen) |
---|
830 | { |
---|
831 | QSize sz(display_res->GetWidth(), display_res->GetHeight()); |
---|
832 | display_visible_rect = QRect(QPoint(0,0), sz); |
---|
833 | // Resize X window to fill new resolution |
---|
834 | X11S(XMoveResizeWindow(XJ_disp, XJ_win, |
---|
835 | display_visible_rect.left(), |
---|
836 | display_visible_rect.top(), |
---|
837 | display_visible_rect.width(), |
---|
838 | display_visible_rect.height())); |
---|
839 | } |
---|
840 | } |
---|
841 | } |
---|
842 | |
---|
843 | void VideoOutputOpengl::ResizeForVideo(void) |
---|
844 | { |
---|
845 | ResizeForVideo(glVideo.vid_width, glVideo.vid_height); |
---|
846 | } |
---|
847 | |
---|
848 | void VideoOutputOpengl::InitDisplayMeasurements(uint width, uint height) |
---|
849 | { |
---|
850 | if (display_res) |
---|
851 | { |
---|
852 | // The very first Resize needs to be the maximum possible |
---|
853 | // desired res, because X will mask off anything outside |
---|
854 | // the initial dimensions |
---|
855 | X11S(XMoveResizeWindow(XJ_disp, XJ_win, 0, 0, |
---|
856 | display_res->GetMaxWidth(), |
---|
857 | display_res->GetMaxHeight())); |
---|
858 | ResizeForVideo(width, height); |
---|
859 | } |
---|
860 | else |
---|
861 | { |
---|
862 | display_dim = QSize(DisplayWidthMM(XJ_disp, XJ_screen_num), |
---|
863 | DisplayHeightMM(XJ_disp, XJ_screen_num)); |
---|
864 | |
---|
865 | if (db_display_dim.width() > 0 && db_display_dim.height() > 0) |
---|
866 | display_dim = db_display_dim; |
---|
867 | } |
---|
868 | |
---|
869 | // Fetch pixel width and height of the display |
---|
870 | int xbase, ybase, w, h; |
---|
871 | gContext->GetScreenBounds(xbase, ybase, w, h); |
---|
872 | // Determine window dimensions in pixels |
---|
873 | int window_w = w, window_h = h; |
---|
874 | if (gContext->GetNumSetting("GuiSizeForTV", 0)) |
---|
875 | gContext->GetResolutionSetting("Gui", window_w, window_h); |
---|
876 | else |
---|
877 | gContext->GetScreenBounds(xbase, ybase, window_w, window_h); |
---|
878 | window_w = (window_w) ? window_w : w; |
---|
879 | window_h = (window_h) ? window_h : h; |
---|
880 | float pixel_aspect = ((float)w) / ((float)h); |
---|
881 | |
---|
882 | VERBOSE(VB_PLAYBACK, LOC + QString( |
---|
883 | "Pixel dimensions: Screen %1x%2, window %3x%4") |
---|
884 | .arg(w).arg(h).arg(window_w).arg(window_h)); |
---|
885 | |
---|
886 | // Determine if we are using Xinerama |
---|
887 | int event_base, error_base; |
---|
888 | bool usingXinerama = false; |
---|
889 | X11S(usingXinerama = |
---|
890 | (XineramaQueryExtension(XJ_disp, &event_base, &error_base) && |
---|
891 | XineramaIsActive(XJ_disp))); |
---|
892 | |
---|
893 | // If the dimensions are invalid, assume square pixels and 17" screen. |
---|
894 | // Only print warning if this isn't Xinerama, we will fix Xinerama later. |
---|
895 | if (((display_dim.width() <= 0) || (display_dim.height() <= 0)) && |
---|
896 | !usingXinerama) |
---|
897 | { |
---|
898 | VERBOSE(VB_GENERAL, LOC + "Physical size of display unknown." |
---|
899 | "\n\t\t\tAssuming 17\" monitor with square pixels."); |
---|
900 | display_dim.setHeight(300); |
---|
901 | display_dim.setWidth((int) round(300 * pixel_aspect)); |
---|
902 | } |
---|
903 | |
---|
904 | // If we are using Xinerama the display dimensions can not be trusted. |
---|
905 | // We need to use the Xinerama monitor aspect ratio from the DB to set |
---|
906 | // the physical screen width. This assumes the height is correct, which |
---|
907 | // is more or less true in the typical side-by-side monitor setup. |
---|
908 | if (usingXinerama) |
---|
909 | { |
---|
910 | float displayAspect = gContext->GetFloatSettingOnHost( |
---|
911 | "XineramaMonitorAspectRatio", |
---|
912 | gContext->GetHostName(), pixel_aspect); |
---|
913 | int height = display_dim.height(); |
---|
914 | if (height <= 0) |
---|
915 | display_dim.setHeight(height = 300); |
---|
916 | display_dim.setWidth((int) round(height * displayAspect)); |
---|
917 | } |
---|
918 | |
---|
919 | VERBOSE(VB_PLAYBACK, LOC + |
---|
920 | QString("Estimated display dimensions: %1x%2 mm Aspect: %3") |
---|
921 | .arg(display_dim.width()).arg(display_dim.height()) |
---|
922 | .arg(((float) display_dim.width()) / display_dim.height())); |
---|
923 | |
---|
924 | // We must now scale the display measurements to our window size. |
---|
925 | // If we are running fullscreen this is a no-op. |
---|
926 | display_dim = QSize((display_dim.width() * window_w) / w, |
---|
927 | (display_dim.height() * window_h) / h); |
---|
928 | |
---|
929 | // Now that we know the physical monitor size, we can |
---|
930 | // calculate the display aspect ratio pretty simply... |
---|
931 | display_aspect = ((float)display_dim.width()) / display_dim.height(); |
---|
932 | |
---|
933 | // If we are using XRandR, use the aspect ratio from it instead... |
---|
934 | if (display_res) |
---|
935 | display_aspect = display_res->GetAspectRatio(); |
---|
936 | |
---|
937 | VERBOSE(VB_PLAYBACK, LOC + |
---|
938 | QString("Estimated window dimensions: %1x%2 mm Aspect: %3") |
---|
939 | .arg(display_dim.width()).arg(display_dim.height()) |
---|
940 | .arg(display_aspect)); |
---|
941 | } |
---|
942 | |
---|