1 |
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2 | /*
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3 | * Copyright (c) 1998-2003 by The XFree86 Project, Inc.
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4 | *
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5 | * Permission is hereby granted, free of charge, to any person obtaining a
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6 | * copy of this software and associated documentation files (the "Software"),
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7 | * to deal in the Software without restriction, including without limitation
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8 | * the rights to use, copy, modify, merge, publish, distribute, sublicense,
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9 | * and/or sell copies of the Software, and to permit persons to whom the
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10 | * Software is furnished to do so, subject to the following conditions:
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11 | *
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12 | * The above copyright notice and this permission notice shall be included in
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13 | * all copies or substantial portions of the Software.
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14 | *
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15 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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16 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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17 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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18 | * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
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19 | * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
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20 | * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
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21 | * OTHER DEALINGS IN THE SOFTWARE.
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22 | *
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23 | * Except as contained in this notice, the name of the copyright holder(s)
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24 | * and author(s) shall not be used in advertising or otherwise to promote
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25 | * the sale, use or other dealings in this Software without prior written
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26 | * authorization from the copyright holder(s) and author(s).
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27 | */
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28 |
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29 | #ifndef _XF86XV_H_
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30 | #define _XF86XV_H_
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31 |
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32 | #include "xvdix.h"
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33 | #include "xf86str.h"
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34 |
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35 | #define VIDEO_OVERLAID_IMAGES 0x00000004
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36 | #define VIDEO_OVERLAID_STILLS 0x00000008
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37 | /*
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38 | * Usage of VIDEO_CLIP_TO_VIEWPORT is not recommended.
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39 | * It can make reput behaviour inconsistent.
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40 | */
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41 | #define VIDEO_CLIP_TO_VIEWPORT 0x00000010
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42 |
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43 | typedef XvImageRec XF86ImageRec, *XF86ImagePtr;
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44 |
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45 | typedef struct {
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46 | ScrnInfoPtr pScrn;
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47 | int id;
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48 | unsigned short width, height;
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49 | int *pitches; /* bytes */
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50 | int *offsets; /* in bytes from start of framebuffer */
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51 | DevUnion devPrivate;
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52 | } XF86SurfaceRec, *XF86SurfacePtr;
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53 |
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54 | typedef int (*PutVideoFuncPtr) (ScrnInfoPtr pScrn,
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55 | short vid_x, short vid_y, short drw_x,
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56 | short drw_y, short vid_w, short vid_h,
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57 | short drw_w, short drw_h, RegionPtr clipBoxes,
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58 | void *data, DrawablePtr pDraw);
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59 | typedef int (*PutStillFuncPtr) (ScrnInfoPtr pScrn, short vid_x, short vid_y,
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60 | short drw_x, short drw_y, short vid_w,
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61 | short vid_h, short drw_w, short drw_h,
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62 | RegionPtr clipBoxes, void *data,
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63 | DrawablePtr pDraw);
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64 | typedef int (*GetVideoFuncPtr) (ScrnInfoPtr pScrn, short vid_x, short vid_y,
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65 | short drw_x, short drw_y, short vid_w,
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66 | short vid_h, short drw_w, short drw_h,
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67 | RegionPtr clipBoxes, void *data,
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68 | DrawablePtr pDraw);
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69 | typedef int (*GetStillFuncPtr) (ScrnInfoPtr pScrn, short vid_x, short vid_y,
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70 | short drw_x, short drw_y, short vid_w,
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71 | short vid_h, short drw_w, short drw_h,
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72 | RegionPtr clipBoxes, void *data,
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73 | DrawablePtr pDraw);
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74 | typedef void (*StopVideoFuncPtr) (ScrnInfoPtr pScrn, void *data, Bool Exit);
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75 | typedef int (*SetPortAttributeFuncPtr) (ScrnInfoPtr pScrn, Atom attribute,
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76 | INT32 value, void *data);
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77 | typedef int (*GetPortAttributeFuncPtr) (ScrnInfoPtr pScrn, Atom attribute,
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78 | INT32 *value, void *data);
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79 | typedef void (*QueryBestSizeFuncPtr) (ScrnInfoPtr pScrn, Bool motion,
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80 | short vid_w, short vid_h, short drw_w,
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81 | short drw_h, unsigned int *p_w,
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82 | unsigned int *p_h, void *data);
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83 | typedef int (*PutImageFuncPtr) (ScrnInfoPtr pScrn, short src_x, short src_y,
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84 | short drw_x, short drw_y, short src_w,
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85 | short src_h, short drw_w, short drw_h,
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86 | int image, unsigned char *buf, short width,
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87 | short height, Bool Sync, RegionPtr clipBoxes,
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88 | void *data, DrawablePtr pDraw);
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89 | typedef int (*ReputImageFuncPtr) (ScrnInfoPtr pScrn, short src_x, short src_y,
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90 | short drw_x, short drw_y, short src_w,
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91 | short src_h, short drw_w, short drw_h,
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92 | RegionPtr clipBoxes, void *data,
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93 | DrawablePtr pDraw);
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94 | typedef int (*QueryImageAttributesFuncPtr) (ScrnInfoPtr pScrn, int image,
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95 | unsigned short *width,
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96 | unsigned short *height,
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97 | int *pitches, int *offsets);
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98 |
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99 | typedef enum {
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100 | XV_OFF,
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101 | XV_PENDING,
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102 | XV_ON
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103 | } XvStatus;
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104 |
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105 | /*** this is what the driver needs to fill out ***/
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106 |
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107 | typedef struct {
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108 | int id;
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109 | const char *name;
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110 | unsigned short width, height;
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111 | XvRationalRec rate;
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112 | } XF86VideoEncodingRec, *XF86VideoEncodingPtr;
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113 |
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114 | typedef struct {
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115 | char depth;
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116 | short class;
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117 | } XF86VideoFormatRec, *XF86VideoFormatPtr;
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118 |
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119 | typedef XvAttributeRec XF86AttributeRec, *XF86AttributePtr;
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120 |
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121 | typedef struct {
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122 | unsigned int type;
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123 | int flags;
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124 | const char *name;
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125 | int nEncodings;
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126 | XF86VideoEncodingPtr pEncodings;
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127 | int nFormats;
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128 | XF86VideoFormatPtr pFormats;
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129 | int nPorts;
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130 | DevUnion *pPortPrivates;
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131 | int nAttributes;
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132 | XF86AttributePtr pAttributes;
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133 | int nImages;
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134 | XF86ImagePtr pImages;
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135 | PutVideoFuncPtr PutVideo;
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136 | PutStillFuncPtr PutStill;
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137 | GetVideoFuncPtr GetVideo;
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138 | GetStillFuncPtr GetStill;
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139 | StopVideoFuncPtr StopVideo;
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140 | SetPortAttributeFuncPtr SetPortAttribute;
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141 | GetPortAttributeFuncPtr GetPortAttribute;
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142 | QueryBestSizeFuncPtr QueryBestSize;
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143 | PutImageFuncPtr PutImage;
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144 | ReputImageFuncPtr ReputImage; /* image/still */
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145 | QueryImageAttributesFuncPtr QueryImageAttributes;
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146 | } XF86VideoAdaptorRec, *XF86VideoAdaptorPtr;
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147 |
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148 | typedef struct {
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149 | XF86ImagePtr image;
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150 | int flags;
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151 | int (*alloc_surface) (ScrnInfoPtr pScrn,
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152 | int id,
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153 | unsigned short width,
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154 | unsigned short height, XF86SurfacePtr surface);
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155 | int (*free_surface) (XF86SurfacePtr surface);
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156 | int (*display) (XF86SurfacePtr surface,
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157 | short vid_x, short vid_y,
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158 | short drw_x, short drw_y,
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159 | short vid_w, short vid_h,
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160 | short drw_w, short drw_h, RegionPtr clipBoxes);
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161 | int (*stop) (XF86SurfacePtr surface);
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162 | int (*getAttribute) (ScrnInfoPtr pScrn, Atom attr, INT32 *value);
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163 | int (*setAttribute) (ScrnInfoPtr pScrn, Atom attr, INT32 value);
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164 | int max_width;
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165 | int max_height;
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166 | int num_attributes;
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167 | XF86AttributePtr attributes;
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168 | } XF86OffscreenImageRec, *XF86OffscreenImagePtr;
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169 |
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170 | extern _X_EXPORT Bool
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171 | xf86XVScreenInit(ScreenPtr pScreen, XF86VideoAdaptorPtr * Adaptors, int num);
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172 |
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173 | typedef int (*xf86XVInitGenericAdaptorPtr) (ScrnInfoPtr pScrn,
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174 | XF86VideoAdaptorPtr ** Adaptors);
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175 |
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176 | extern _X_EXPORT int
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177 | xf86XVRegisterGenericAdaptorDriver(xf86XVInitGenericAdaptorPtr InitFunc);
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178 |
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179 | extern _X_EXPORT int
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180 | xf86XVListGenericAdaptors(ScrnInfoPtr pScrn, XF86VideoAdaptorPtr ** Adaptors);
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181 |
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182 | extern _X_EXPORT Bool
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183 |
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184 | xf86XVRegisterOffscreenImages(ScreenPtr pScreen,
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185 | XF86OffscreenImagePtr images, int num);
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186 |
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187 | extern _X_EXPORT XF86OffscreenImagePtr
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188 | xf86XVQueryOffscreenImages(ScreenPtr pScreen, int *num);
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189 |
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190 | extern _X_EXPORT XF86VideoAdaptorPtr xf86XVAllocateVideoAdaptorRec(ScrnInfoPtr
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191 | pScrn);
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192 |
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193 | extern _X_EXPORT void xf86XVFreeVideoAdaptorRec(XF86VideoAdaptorPtr ptr);
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194 |
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195 | extern _X_EXPORT void
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196 | xf86XVFillKeyHelper(ScreenPtr pScreen, CARD32 key, RegionPtr clipboxes);
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197 |
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198 | extern _X_EXPORT void
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199 |
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200 | xf86XVFillKeyHelperDrawable(DrawablePtr pDraw, CARD32 key, RegionPtr clipboxes);
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201 |
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202 | extern _X_EXPORT void
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203 |
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204 | xf86XVFillKeyHelperPort(DrawablePtr pDraw, void *data, CARD32 key,
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205 | RegionPtr clipboxes, Bool fillEverything);
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206 |
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207 | extern _X_EXPORT Bool
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208 |
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209 | xf86XVClipVideoHelper(BoxPtr dst,
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210 | INT32 *xa,
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211 | INT32 *xb,
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212 | INT32 *ya,
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213 | INT32 *yb, RegionPtr reg, INT32 width, INT32 height);
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214 |
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215 | extern _X_EXPORT void
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216 |
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217 | xf86XVCopyYUV12ToPacked(const void *srcy,
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218 | const void *srcv,
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219 | const void *srcu,
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220 | void *dst,
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221 | int srcPitchy,
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222 | int srcPitchuv, int dstPitch, int h, int w);
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223 |
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224 | extern _X_EXPORT void
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225 |
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226 | xf86XVCopyPacked(const void *src,
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227 | void *dst, int srcPitch, int dstPitch, int h, int w);
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228 |
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229 | #endif /* _XF86XV_H_ */
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