1 | /***********************************************************
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2 | Copyright 1991 by Digital Equipment Corporation, Maynard, Massachusetts,
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3 | and the Massachusetts Institute of Technology, Cambridge, Massachusetts.
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4 |
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5 | All Rights Reserved
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6 |
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7 | Permission to use, copy, modify, and distribute this software and its
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8 | documentation for any purpose and without fee is hereby granted,
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9 | provided that the above copyright notice appear in all copies and that
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10 | both that copyright notice and this permission notice appear in
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11 | supporting documentation, and that the names of Digital or MIT not be
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12 | used in advertising or publicity pertaining to distribution of the
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13 | software without specific, written prior permission.
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14 |
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15 | DIGITAL DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING
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16 | ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL
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17 | DIGITAL BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR
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18 | ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
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19 | WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION,
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20 | ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS
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21 | SOFTWARE.
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22 |
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23 | ******************************************************************/
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24 |
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25 | #ifndef XVDIX_H
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26 | #define XVDIX_H
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27 | /*
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28 | ** File:
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29 | **
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30 | ** xvdix.h --- Xv device independent header file
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31 | **
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32 | ** Author:
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33 | **
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34 | ** David Carver (Digital Workstation Engineering/Project Athena)
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35 | **
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36 | ** Revisions:
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37 | **
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38 | ** 29.08.91 Carver
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39 | ** - removed UnrealizeWindow wrapper unrealizing windows no longer
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40 | ** preempts video
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41 | **
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42 | ** 11.06.91 Carver
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43 | ** - changed SetPortControl to SetPortAttribute
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44 | ** - changed GetPortControl to GetPortAttribute
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45 | ** - changed QueryBestSize
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46 | **
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47 | ** 15.05.91 Carver
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48 | ** - version 2.0 upgrade
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49 | **
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50 | ** 24.01.91 Carver
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51 | ** - version 1.4 upgrade
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52 | **
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53 | */
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54 |
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55 | #include "scrnintstr.h"
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56 | #include <X11/extensions/Xvproto.h>
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57 |
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58 | #ifndef XorgLoader
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59 | extern _X_EXPORT unsigned long XvExtensionGeneration;
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60 | extern _X_EXPORT unsigned long XvScreenGeneration;
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61 | extern _X_EXPORT unsigned long XvResourceGeneration;
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62 |
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63 | extern _X_EXPORT int XvReqCode;
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64 | extern _X_EXPORT int XvEventBase;
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65 | extern _X_EXPORT int XvErrorBase;
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66 |
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67 | extern _X_EXPORT RESTYPE XvRTPort;
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68 | extern _X_EXPORT RESTYPE XvRTEncoding;
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69 | extern _X_EXPORT RESTYPE XvRTGrab;
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70 | extern _X_EXPORT RESTYPE XvRTVideoNotify;
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71 | extern _X_EXPORT RESTYPE XvRTVideoNotifyList;
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72 | extern _X_EXPORT RESTYPE XvRTPortNotify;
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73 | #endif
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74 |
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75 | typedef struct {
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76 | int numerator;
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77 | int denominator;
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78 | } XvRationalRec, *XvRationalPtr;
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79 |
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80 | typedef struct {
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81 | char depth;
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82 | unsigned long visual;
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83 | } XvFormatRec, *XvFormatPtr;
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84 |
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85 | typedef struct {
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86 | unsigned long id;
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87 | ClientPtr client;
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88 | } XvGrabRec, *XvGrabPtr;
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89 |
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90 | typedef struct _XvVideoNotifyRec {
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91 | struct _XvVideoNotifyRec *next;
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92 | ClientPtr client;
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93 | unsigned long id;
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94 | unsigned long mask;
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95 | } XvVideoNotifyRec, *XvVideoNotifyPtr;
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96 |
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97 | typedef struct _XvPortNotifyRec {
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98 | struct _XvPortNotifyRec *next;
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99 | ClientPtr client;
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100 | unsigned long id;
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101 | } XvPortNotifyRec, *XvPortNotifyPtr;
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102 |
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103 | typedef struct {
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104 | int id;
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105 | ScreenPtr pScreen;
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106 | char *name;
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107 | unsigned short width, height;
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108 | XvRationalRec rate;
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109 | } XvEncodingRec, *XvEncodingPtr;
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110 |
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111 | typedef struct _XvAttributeRec {
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112 | int flags;
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113 | int min_value;
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114 | int max_value;
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115 | char *name;
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116 | } XvAttributeRec, *XvAttributePtr;
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117 |
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118 | typedef struct {
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119 | int id;
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120 | int type;
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121 | int byte_order;
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122 | char guid[16];
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123 | int bits_per_pixel;
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124 | int format;
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125 | int num_planes;
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126 |
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127 | /* for RGB formats only */
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128 | int depth;
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129 | unsigned int red_mask;
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130 | unsigned int green_mask;
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131 | unsigned int blue_mask;
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132 |
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133 | /* for YUV formats only */
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134 | unsigned int y_sample_bits;
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135 | unsigned int u_sample_bits;
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136 | unsigned int v_sample_bits;
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137 | unsigned int horz_y_period;
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138 | unsigned int horz_u_period;
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139 | unsigned int horz_v_period;
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140 | unsigned int vert_y_period;
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141 | unsigned int vert_u_period;
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142 | unsigned int vert_v_period;
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143 | char component_order[32];
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144 | int scanline_order;
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145 | } XvImageRec, *XvImagePtr;
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146 |
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147 | typedef struct {
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148 | unsigned long base_id;
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149 | unsigned char type;
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150 | char *name;
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151 | int nEncodings;
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152 | XvEncodingPtr pEncodings;
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153 | int nFormats;
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154 | XvFormatPtr pFormats;
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155 | int nAttributes;
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156 | XvAttributePtr pAttributes;
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157 | int nImages;
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158 | XvImagePtr pImages;
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159 | int nPorts;
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160 | struct _XvPortRec *pPorts;
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161 | ScreenPtr pScreen;
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162 | int (* ddAllocatePort)(unsigned long, struct _XvPortRec*,
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163 | struct _XvPortRec**);
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164 | int (* ddFreePort)(struct _XvPortRec*);
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165 | int (* ddPutVideo)(ClientPtr, DrawablePtr,struct _XvPortRec*, GCPtr,
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166 | INT16, INT16, CARD16, CARD16,
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167 | INT16, INT16, CARD16, CARD16);
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168 | int (* ddPutStill)(ClientPtr, DrawablePtr,struct _XvPortRec*, GCPtr,
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169 | INT16, INT16, CARD16, CARD16,
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170 | INT16, INT16, CARD16, CARD16);
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171 | int (* ddGetVideo)(ClientPtr, DrawablePtr,struct _XvPortRec*, GCPtr,
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172 | INT16, INT16, CARD16, CARD16,
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173 | INT16, INT16, CARD16, CARD16);
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174 | int (* ddGetStill)(ClientPtr, DrawablePtr,struct _XvPortRec*, GCPtr,
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175 | INT16, INT16, CARD16, CARD16,
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176 | INT16, INT16, CARD16, CARD16);
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177 | int (* ddStopVideo)(ClientPtr, struct _XvPortRec*, DrawablePtr);
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178 | int (* ddSetPortAttribute)(ClientPtr, struct _XvPortRec*, Atom, INT32);
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179 | int (* ddGetPortAttribute)(ClientPtr, struct _XvPortRec*, Atom, INT32*);
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180 | int (* ddQueryBestSize)(ClientPtr, struct _XvPortRec*, CARD8,
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181 | CARD16, CARD16,CARD16, CARD16,
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182 | unsigned int*, unsigned int*);
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183 | int (* ddPutImage)(ClientPtr, DrawablePtr, struct _XvPortRec*, GCPtr,
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184 | INT16, INT16, CARD16, CARD16,
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185 | INT16, INT16, CARD16, CARD16,
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186 | XvImagePtr, unsigned char*, Bool,
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187 | CARD16, CARD16);
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188 | int (* ddQueryImageAttributes)(ClientPtr, struct _XvPortRec*, XvImagePtr,
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189 | CARD16*, CARD16*, int*, int*);
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190 | DevUnion devPriv;
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191 | } XvAdaptorRec, *XvAdaptorPtr;
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192 |
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193 | typedef struct _XvPortRec {
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194 | unsigned long id;
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195 | XvAdaptorPtr pAdaptor;
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196 | XvPortNotifyPtr pNotify;
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197 | DrawablePtr pDraw;
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198 | ClientPtr client;
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199 | XvGrabRec grab;
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200 | TimeStamp time;
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201 | DevUnion devPriv;
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202 | } XvPortRec, *XvPortPtr;
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203 |
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204 | #define VALIDATE_XV_PORT(portID, pPort, mode)\
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205 | {\
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206 | int rc = dixLookupResourceByType((pointer *)&(pPort), portID,\
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207 | XvRTPort, client, mode);\
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208 | if (rc != Success)\
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209 | return rc;\
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210 | }
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211 |
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212 | typedef struct {
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213 | int version, revision;
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214 | int nAdaptors;
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215 | XvAdaptorPtr pAdaptors;
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216 | DestroyWindowProcPtr DestroyWindow;
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217 | DestroyPixmapProcPtr DestroyPixmap;
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218 | CloseScreenProcPtr CloseScreen;
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219 | Bool (* ddCloseScreen)(int, ScreenPtr);
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220 | int (* ddQueryAdaptors)(ScreenPtr, XvAdaptorPtr*, int*);
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221 | DevUnion devPriv;
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222 | } XvScreenRec, *XvScreenPtr;
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223 |
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224 | #define SCREEN_PROLOGUE(pScreen, field) ((pScreen)->field = ((XvScreenPtr) \
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225 | dixLookupPrivate(&(pScreen)->devPrivates, XvScreenKey))->field)
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226 |
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227 | #define SCREEN_EPILOGUE(pScreen, field, wrapper)\
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228 | ((pScreen)->field = wrapper)
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229 |
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230 | /* Errors */
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231 |
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232 | #define _XvBadPort (XvBadPort+XvErrorBase)
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233 | #define _XvBadEncoding (XvBadEncoding+XvErrorBase)
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234 |
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235 | #ifndef XorgLoader
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236 | extern _X_EXPORT int ProcXvDispatch(ClientPtr);
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237 | extern _X_EXPORT int SProcXvDispatch(ClientPtr);
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238 |
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239 | extern _X_EXPORT void XvExtensionInit(void);
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240 | extern _X_EXPORT int XvScreenInit(ScreenPtr);
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241 | extern _X_EXPORT DevPrivateKey XvGetScreenKey(void);
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242 | extern _X_EXPORT unsigned long XvGetRTPort(void);
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243 | extern _X_EXPORT int XvdiSendPortNotify(XvPortPtr, Atom, INT32);
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244 | extern _X_EXPORT int XvdiVideoStopped(XvPortPtr, int);
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245 |
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246 | extern _X_EXPORT int XvdiPutVideo(ClientPtr, DrawablePtr, XvPortPtr, GCPtr,
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247 | INT16, INT16, CARD16, CARD16,
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248 | INT16, INT16, CARD16, CARD16);
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249 | extern _X_EXPORT int XvdiPutStill(ClientPtr, DrawablePtr, XvPortPtr, GCPtr,
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250 | INT16, INT16, CARD16, CARD16,
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251 | INT16, INT16, CARD16, CARD16);
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252 | extern _X_EXPORT int XvdiGetVideo(ClientPtr, DrawablePtr, XvPortPtr, GCPtr,
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253 | INT16, INT16, CARD16, CARD16,
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254 | INT16, INT16, CARD16, CARD16);
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255 | extern _X_EXPORT int XvdiGetStill(ClientPtr, DrawablePtr, XvPortPtr, GCPtr,
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256 | INT16, INT16, CARD16, CARD16,
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257 | INT16, INT16, CARD16, CARD16);
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258 | extern _X_EXPORT int XvdiPutImage(ClientPtr, DrawablePtr, XvPortPtr, GCPtr,
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259 | INT16, INT16, CARD16, CARD16,
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260 | INT16, INT16, CARD16, CARD16,
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261 | XvImagePtr, unsigned char*, Bool,
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262 | CARD16, CARD16);
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263 | extern _X_EXPORT int XvdiSelectVideoNotify(ClientPtr, DrawablePtr, BOOL);
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264 | extern _X_EXPORT int XvdiSelectPortNotify(ClientPtr, XvPortPtr, BOOL);
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265 | extern _X_EXPORT int XvdiSetPortAttribute(ClientPtr, XvPortPtr, Atom, INT32);
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266 | extern _X_EXPORT int XvdiGetPortAttribute(ClientPtr, XvPortPtr, Atom, INT32*);
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267 | extern _X_EXPORT int XvdiStopVideo(ClientPtr, XvPortPtr, DrawablePtr);
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268 | extern _X_EXPORT int XvdiPreemptVideo(ClientPtr, XvPortPtr, DrawablePtr);
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269 | extern _X_EXPORT int XvdiMatchPort(XvPortPtr, DrawablePtr);
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270 | extern _X_EXPORT int XvdiGrabPort(ClientPtr, XvPortPtr, Time, int *);
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271 | extern _X_EXPORT int XvdiUngrabPort( ClientPtr, XvPortPtr, Time);
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272 | #endif /* XorgLoader */
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273 |
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274 | #endif /* XVDIX_H */
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275 |
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