2 Copyright 2004-2005 Chris Tallon
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4 This file is part of VOMP.
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6 VOMP is free software; you can redistribute it and/or modify
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7 it under the terms of the GNU General Public License as published by
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8 the Free Software Foundation; either version 2 of the License, or
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9 (at your option) any later version.
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11 VOMP is distributed in the hope that it will be useful,
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12 but WITHOUT ANY WARRANTY; without even the implied warranty of
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13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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14 GNU General Public License for more details.
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16 You should have received a copy of the GNU General Public License
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17 along with VOMP; if not, write to the Free Software
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18 Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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25 #include "defines.h"
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26 #include "draintarget.h"
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27 #include "abstractoption.h"
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29 typedef struct _hmsf
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37 class Video: public DrainTarget, public AbstractOption
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42 static Video* getInstance();
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43 //static void setInstance(Video*);
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45 virtual int init(UCHAR format)=0;
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46 virtual int shutdown()=0;
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47 virtual int setFormat(UCHAR format)=0;
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48 virtual UCHAR getSupportedFormats() { return COMPOSITERGB | SVIDEO;}; // if it returns zero there are no different formats
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49 virtual int setConnection(UCHAR connection)=0;
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50 virtual int setAspectRatio(UCHAR aspectRatio)=0; // This one does the pin 8 scart widescreen switching
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51 virtual int setMode(UCHAR mode)=0;
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52 virtual int setTVsize(UCHAR size)=0; // Is the TV a widescreen?
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53 virtual int setDefaultAspect()=0;
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54 virtual int setSource()=0;
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55 virtual int setPosition(int x, int y)=0;
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56 virtual int sync()=0;
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57 virtual int play()=0;
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58 virtual int stop()=0;
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59 virtual int pause()=0;
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60 virtual int unPause()=0;
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61 virtual int fastForward()=0;
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62 virtual int unFastForward()=0;
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63 virtual int reset()=0;
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64 virtual int blank()=0;
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65 virtual int signalOn()=0;
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66 virtual int signalOff()=0;
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67 virtual int attachFrameBuffer()=0; // What does this do?
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68 // virtual ULONG timecodeToFrameNumber(ULLONG timecode)=0; //Obsolete and not HD compatible
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69 virtual ULLONG getCurrentTimestamp()=0;
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70 virtual bool displayIFrame(const UCHAR* buffer, UINT length)=0;
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71 virtual int EnterIframePlayback() {return 1;}; // Must not be implemented
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73 virtual bool supportsh264(){return false;};
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74 virtual void seth264mode(bool ish264) {h264=ish264;};
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75 virtual int getTeletextBufferFaktor(){return 1;};
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77 virtual bool independentAVStartUp() {return true;};
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80 //Tells, if the device allows an independent startup of audio and video
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81 // this needs internal buffers in device and is possible for windows and mvp
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83 virtual bool PTSIFramePlayback() {return false;};
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84 // Tells, if the iframe playback is realized using a manipulation of the pts of the packets
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85 //android does it like this...
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87 virtual bool blockingDrainTarget() { return false;};
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88 // if the draintargets blocks, the feed has to be stop when pausing
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91 virtual void turnVideoOn(){};
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92 virtual void turnVideoOff(){};
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93 // virtual ULLONG frameNumberToTimecode(ULONG timecode) { return 0; };//Obsolete and not HD compatible
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96 virtual int test() { return 0; }
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97 virtual int test2() { return 0; }
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100 int getMode() { return mode; }
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101 UCHAR getFormat() { return format; }
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102 UINT getScreenWidth() { return screenWidth; }
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103 UINT getScreenHeight() { return screenHeight; }
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104 UCHAR getTVsize() { return tvsize; }
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106 //hmsf framesToHMSF(ULONG frames,double fps);
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107 // UINT getFPS(); //removed
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109 // Video formats - AV_SET_VID_DISP_FMT
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110 const static UCHAR NTSC = 0;
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111 const static UCHAR PAL = 1;
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113 // Video connections - AV_SET_VID_OUTPUT
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114 const static UCHAR COMPOSITERGB = 1;
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115 const static UCHAR SVIDEO = 2;
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116 const static UCHAR HDMI = 4;
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117 const static UCHAR HDMI3D = 16; //For future use
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119 // Video aspect ratios - AV_SET_VID_RATIO
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120 const static UCHAR ASPECT4X3 = 0;
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121 const static UCHAR ASPECT16X9 = 1;
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123 // Video modes - AV_SET_VID_MODE
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124 const static UCHAR NORMAL = 0;
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125 const static UCHAR LETTERBOX = 1;
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127 Actual Source Aspect Aspect IOCTL Mode IOCTL MODE A MODE B
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129 4:3 4:3 NORMAL fullframe43 fullframe43
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130 4:3 16:9 NORMAL fullframe43 fullframe43 -- invalid?
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131 4:3 4:3 LETTERBOX fullframe43 fullframe43
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132 4:3 16:9 LETTERBOX fullframe43 fullframe43 -- invalid?
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133 16:9 4:3 NORMAL chop sides fullframe169
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134 16:9 16:9 NORMAL chop sides fullframe169
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135 16:9 4:3 LETTERBOX letterbox letterbox
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136 16:9 16:9 LETTERBOX chop sides fullframe169
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140 1. There are two chip modes - accessible by reopening the fd
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141 2. The video chip knows the aspect ratio purely from the incoming MPEG
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142 3. MODE A is for 4:3 TVs, MODE B is for 16:9 TVs
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144 To switch to MODE A, set the aspect ioctl to 4:3 and reopen the FD.
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145 To switch to MODE B, set the aspect ioctl to 16:9 and reopen the FD.
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148 const static UCHAR UNKNOWN2 = 2;
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149 const static UCHAR QUARTER = 3;
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150 const static UCHAR EIGHTH = 4;
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151 const static UCHAR ZOOM = 5;
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152 const static UCHAR UNKNOWN6 = 6;
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155 static Video* instance;
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