Mercurial > sdl-ios-xcode
annotate src/video/quartz/SDL_QuartzYUV.m @ 3888:6d2e1961661a SDL-1.2
Removed broken AmigaOS support.
Fixes Bugzilla #337.
author | Ryan C. Gordon <icculus@icculus.org> |
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date | Sun, 29 Oct 2006 03:58:27 +0000 |
parents | 4d11f2ae7582 |
children | a1b03ba2fcd0 |
rev | line source |
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1 /* |
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2 SDL - Simple DirectMedia Layer |
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3 Copyright (C) 1997-2003 Sam Lantinga |
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4 |
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5 This library is free software; you can redistribute it and/or |
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6 modify it under the terms of the GNU Library General Public |
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7 License as published by the Free Software Foundation; either |
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8 version 2 of the License, or (at your option) any later version. |
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9 |
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10 This library is distributed in the hope that it will be useful, |
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11 but WITHOUT ANY WARRANTY; without even the implied warranty of |
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12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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13 Library General Public License for more details. |
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14 |
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15 You should have received a copy of the GNU Library General Public |
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16 License along with this library; if not, write to the Free |
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17 Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
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18 |
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19 Sam Lantinga |
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20 slouken@libsdl.org |
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21 */ |
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22 #include "SDL_config.h" |
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23 |
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24 #include "SDL_QuartzVideo.h" |
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25 #include "SDL_QuartzWindow.h" |
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26 #include "../SDL_yuvfuncs.h" |
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27 |
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28 |
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29 #define yuv_idh (this->hidden->yuv_idh) |
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30 #define yuv_matrix (this->hidden->yuv_matrix) |
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31 #define yuv_codec (this->hidden->yuv_codec) |
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32 #define yuv_seq (this->hidden->yuv_seq) |
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33 #define yuv_pixmap (this->hidden->yuv_pixmap) |
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34 #define yuv_data (this->hidden->yuv_data) |
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35 #define yuv_width (this->hidden->yuv_width) |
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36 #define yuv_height (this->hidden->yuv_height) |
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37 #define yuv_port (this->hidden->yuv_port) |
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38 |
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39 |
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40 static int QZ_LockYUV (_THIS, SDL_Overlay *overlay) { |
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41 |
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42 return 0; |
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43 } |
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44 |
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45 static void QZ_UnlockYUV (_THIS, SDL_Overlay *overlay) { |
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46 |
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47 ; |
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48 } |
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49 |
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50 static int QZ_DisplayYUV (_THIS, SDL_Overlay *overlay, SDL_Rect *src, SDL_Rect *dst) { |
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51 |
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52 OSErr err; |
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53 CodecFlags flags; |
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54 |
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55 if (dst->x != 0 || dst->y != 0) { |
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56 |
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57 SDL_SetError ("Need a dst at (0,0)"); |
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58 return -1; |
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59 } |
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60 |
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61 if (dst->w != yuv_width || dst->h != yuv_height) { |
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62 |
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63 Fixed scale_x, scale_y; |
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64 |
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65 scale_x = FixDiv ( Long2Fix (dst->w), Long2Fix (overlay->w) ); |
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66 scale_y = FixDiv ( Long2Fix (dst->h), Long2Fix (overlay->h) ); |
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67 |
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68 SetIdentityMatrix (yuv_matrix); |
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69 ScaleMatrix (yuv_matrix, scale_x, scale_y, Long2Fix (0), Long2Fix (0)); |
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70 |
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71 SetDSequenceMatrix (yuv_seq, yuv_matrix); |
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72 |
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73 yuv_width = dst->w; |
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74 yuv_height = dst->h; |
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75 } |
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76 |
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77 if( ( err = DecompressSequenceFrameS( |
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78 yuv_seq, |
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79 (void*)yuv_pixmap, |
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80 sizeof (PlanarPixmapInfoYUV420), |
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81 codecFlagUseImageBuffer, &flags, nil ) != noErr ) ) |
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82 { |
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83 SDL_SetError ("DecompressSequenceFrameS failed"); |
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84 } |
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85 |
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86 return err != noErr; |
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87 } |
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88 |
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89 static void QZ_FreeHWYUV (_THIS, SDL_Overlay *overlay) { |
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90 |
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91 CDSequenceEnd (yuv_seq); |
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92 ExitMovies(); |
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93 |
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94 SDL_free (overlay->hwfuncs); |
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95 SDL_free (overlay->pitches); |
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96 SDL_free (overlay->pixels); |
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97 |
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98 if (SDL_VideoSurface->flags & SDL_FULLSCREEN) { |
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99 [ qz_window close ]; |
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100 qz_window = nil; |
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101 } |
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102 |
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103 SDL_free (yuv_matrix); |
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104 DisposeHandle ((Handle)yuv_idh); |
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105 } |
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106 |
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107 /* check for 16 byte alignment, bail otherwise */ |
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108 #define CHECK_ALIGN(x) do { if ((Uint32)x & 15) { SDL_SetError("Alignment error"); return NULL; } } while(0) |
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109 |
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110 /* align a byte offset, return how much to add to make it a multiple of 16 */ |
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111 #define ALIGN(x) ((16 - (x & 15)) & 15) |
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112 |
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113 SDL_Overlay* QZ_CreateYUVOverlay (_THIS, int width, int height, |
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Date: Wed, 31 Dec 2003 21:55:30 +0100
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114 Uint32 format, SDL_Surface *display) { |
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115 |
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Date: Wed, 31 Dec 2003 21:55:30 +0100
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116 Uint32 codec; |
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Date: Wed, 31 Dec 2003 21:55:30 +0100
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117 OSStatus err; |
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Date: Wed, 31 Dec 2003 21:55:30 +0100
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118 CGrafPtr port; |
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Date: Wed, 31 Dec 2003 21:55:30 +0100
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119 SDL_Overlay *overlay; |
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Date: Wed, 31 Dec 2003 21:55:30 +0100
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120 |
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Date: Wed, 31 Dec 2003 21:55:30 +0100
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121 if (format == SDL_YV12_OVERLAY || |
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Date: Wed, 31 Dec 2003 21:55:30 +0100
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122 format == SDL_IYUV_OVERLAY) { |
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Date: Wed, 31 Dec 2003 21:55:30 +0100
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123 |
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Date: Wed, 31 Dec 2003 21:55:30 +0100
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124 codec = kYUV420CodecType; |
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Date: Wed, 31 Dec 2003 21:55:30 +0100
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125 } |
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Date: Wed, 31 Dec 2003 21:55:30 +0100
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126 else { |
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Date: Wed, 31 Dec 2003 21:55:30 +0100
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127 SDL_SetError ("Hardware: unsupported video format"); |
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Date: Wed, 31 Dec 2003 21:55:30 +0100
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128 return NULL; |
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Date: Wed, 31 Dec 2003 21:55:30 +0100
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129 } |
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Date: Wed, 31 Dec 2003 21:55:30 +0100
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|
130 |
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Date: Wed, 31 Dec 2003 21:55:30 +0100
Sam Lantinga <slouken@libsdl.org>
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131 yuv_idh = (ImageDescriptionHandle) NewHandleClear (sizeof(ImageDescription)); |
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Date: Wed, 31 Dec 2003 21:55:30 +0100
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132 if (yuv_idh == NULL) { |
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Date: Wed, 31 Dec 2003 21:55:30 +0100
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133 SDL_OutOfMemory(); |
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Date: Wed, 31 Dec 2003 21:55:30 +0100
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134 return NULL; |
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Date: Wed, 31 Dec 2003 21:55:30 +0100
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135 } |
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136 |
1756
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Using the SDL C runtime functions
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137 yuv_matrix = (MatrixRecordPtr) SDL_malloc (sizeof(MatrixRecord)); |
761
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Date: Wed, 31 Dec 2003 21:55:30 +0100
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138 if (yuv_matrix == NULL) { |
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Date: Wed, 31 Dec 2003 21:55:30 +0100
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139 SDL_OutOfMemory(); |
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Date: Wed, 31 Dec 2003 21:55:30 +0100
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140 return NULL; |
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Date: Wed, 31 Dec 2003 21:55:30 +0100
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141 } |
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|
142 |
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Date: Wed, 31 Dec 2003 21:55:30 +0100
Sam Lantinga <slouken@libsdl.org>
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|
143 if ( EnterMovies() != noErr ) { |
c5b2b6d2d1fe
Date: Wed, 31 Dec 2003 21:55:30 +0100
Sam Lantinga <slouken@libsdl.org>
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144 SDL_SetError ("Could not init QuickTime for YUV playback"); |
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Date: Wed, 31 Dec 2003 21:55:30 +0100
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145 return NULL; |
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Date: Wed, 31 Dec 2003 21:55:30 +0100
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|
146 } |
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Date: Wed, 31 Dec 2003 21:55:30 +0100
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|
147 |
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Date: Wed, 31 Dec 2003 21:55:30 +0100
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148 err = FindCodec (codec, bestSpeedCodec, nil, &yuv_codec); |
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Date: Wed, 31 Dec 2003 21:55:30 +0100
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149 if (err != noErr) { |
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Date: Wed, 31 Dec 2003 21:55:30 +0100
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150 SDL_SetError ("Could not find QuickTime codec for format"); |
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Date: Wed, 31 Dec 2003 21:55:30 +0100
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151 return NULL; |
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Date: Wed, 31 Dec 2003 21:55:30 +0100
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152 } |
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Date: Wed, 31 Dec 2003 21:55:30 +0100
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153 |
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Date: Wed, 31 Dec 2003 21:55:30 +0100
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154 if (SDL_VideoSurface->flags & SDL_FULLSCREEN) { |
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Date: Wed, 31 Dec 2003 21:55:30 +0100
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155 |
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Date: Wed, 31 Dec 2003 21:55:30 +0100
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156 /* |
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Date: Wed, 31 Dec 2003 21:55:30 +0100
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157 Acceleration requires a window to be present. |
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Date: Wed, 31 Dec 2003 21:55:30 +0100
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158 A CGrafPtr that points to the screen isn't good enough |
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Date: Wed, 31 Dec 2003 21:55:30 +0100
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159 */ |
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Date: Wed, 31 Dec 2003 21:55:30 +0100
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160 NSRect content = NSMakeRect (0, 0, SDL_VideoSurface->w, SDL_VideoSurface->h); |
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Date: Wed, 31 Dec 2003 21:55:30 +0100
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|
161 |
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Date: Wed, 31 Dec 2003 21:55:30 +0100
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162 qz_window = [ [ SDL_QuartzWindow alloc ] |
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Date: Wed, 31 Dec 2003 21:55:30 +0100
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163 initWithContentRect:content |
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Date: Wed, 31 Dec 2003 21:55:30 +0100
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164 styleMask:NSBorderlessWindowMask |
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Date: Wed, 31 Dec 2003 21:55:30 +0100
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165 backing:NSBackingStoreBuffered defer:NO ]; |
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Date: Wed, 31 Dec 2003 21:55:30 +0100
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166 |
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Date: Wed, 31 Dec 2003 21:55:30 +0100
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167 if (qz_window == nil) { |
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Date: Wed, 31 Dec 2003 21:55:30 +0100
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168 SDL_SetError ("Could not create the Cocoa window"); |
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Date: Wed, 31 Dec 2003 21:55:30 +0100
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169 return NULL; |
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Date: Wed, 31 Dec 2003 21:55:30 +0100
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|
170 } |
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Date: Wed, 31 Dec 2003 21:55:30 +0100
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|
171 |
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Date: Wed, 31 Dec 2003 21:55:30 +0100
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172 [ qz_window setContentView:[ [ NSQuickDrawView alloc ] init ] ]; |
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Date: Wed, 31 Dec 2003 21:55:30 +0100
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173 [ qz_window setReleasedWhenClosed:YES ]; |
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Date: Wed, 31 Dec 2003 21:55:30 +0100
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174 [ qz_window center ]; |
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Date: Wed, 31 Dec 2003 21:55:30 +0100
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175 [ qz_window setAcceptsMouseMovedEvents:YES ]; |
c5b2b6d2d1fe
Date: Wed, 31 Dec 2003 21:55:30 +0100
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176 [ qz_window setLevel:CGShieldingWindowLevel() ]; |
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Date: Wed, 31 Dec 2003 21:55:30 +0100
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177 [ qz_window makeKeyAndOrderFront:nil ]; |
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Date: Wed, 31 Dec 2003 21:55:30 +0100
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|
178 |
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Date: Wed, 31 Dec 2003 21:55:30 +0100
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179 port = [ [ qz_window contentView ] qdPort ]; |
c5b2b6d2d1fe
Date: Wed, 31 Dec 2003 21:55:30 +0100
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180 SetPort (port); |
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Date: Wed, 31 Dec 2003 21:55:30 +0100
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|
181 |
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Date: Wed, 31 Dec 2003 21:55:30 +0100
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|
182 /* |
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Date: Wed, 31 Dec 2003 21:55:30 +0100
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|
183 BUG: would like to remove white flash when window kicks in |
c5b2b6d2d1fe
Date: Wed, 31 Dec 2003 21:55:30 +0100
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|
184 { |
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Date: Wed, 31 Dec 2003 21:55:30 +0100
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185 Rect r; |
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Date: Wed, 31 Dec 2003 21:55:30 +0100
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|
186 SetRect (&r, 0, 0, SDL_VideoSurface->w, SDL_VideoSurface->h); |
c5b2b6d2d1fe
Date: Wed, 31 Dec 2003 21:55:30 +0100
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|
187 PaintRect (&r); |
c5b2b6d2d1fe
Date: Wed, 31 Dec 2003 21:55:30 +0100
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|
188 QDFlushPortBuffer (port, nil); |
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Date: Wed, 31 Dec 2003 21:55:30 +0100
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|
189 } |
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Date: Wed, 31 Dec 2003 21:55:30 +0100
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|
190 */ |
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Date: Wed, 31 Dec 2003 21:55:30 +0100
Sam Lantinga <slouken@libsdl.org>
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|
191 } |
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Date: Wed, 31 Dec 2003 21:55:30 +0100
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|
192 else { |
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Date: Wed, 31 Dec 2003 21:55:30 +0100
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|
193 port = [ window_view qdPort ]; |
c5b2b6d2d1fe
Date: Wed, 31 Dec 2003 21:55:30 +0100
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|
194 SetPort (port); |
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Date: Wed, 31 Dec 2003 21:55:30 +0100
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195 } |
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Date: Wed, 31 Dec 2003 21:55:30 +0100
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|
196 |
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Date: Wed, 31 Dec 2003 21:55:30 +0100
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|
197 SetIdentityMatrix (yuv_matrix); |
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Date: Wed, 31 Dec 2003 21:55:30 +0100
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198 |
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Date: Wed, 31 Dec 2003 21:55:30 +0100
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|
199 HLock ((Handle)yuv_idh); |
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Date: Wed, 31 Dec 2003 21:55:30 +0100
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200 |
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Date: Wed, 31 Dec 2003 21:55:30 +0100
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|
201 (**yuv_idh).idSize = sizeof(ImageDescription); |
c5b2b6d2d1fe
Date: Wed, 31 Dec 2003 21:55:30 +0100
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202 (**yuv_idh).cType = codec; |
c5b2b6d2d1fe
Date: Wed, 31 Dec 2003 21:55:30 +0100
Sam Lantinga <slouken@libsdl.org>
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203 (**yuv_idh).version = 1; |
c5b2b6d2d1fe
Date: Wed, 31 Dec 2003 21:55:30 +0100
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|
204 (**yuv_idh).revisionLevel = 0; |
c5b2b6d2d1fe
Date: Wed, 31 Dec 2003 21:55:30 +0100
Sam Lantinga <slouken@libsdl.org>
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|
205 (**yuv_idh).width = width; |
c5b2b6d2d1fe
Date: Wed, 31 Dec 2003 21:55:30 +0100
Sam Lantinga <slouken@libsdl.org>
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|
206 (**yuv_idh).height = height; |
c5b2b6d2d1fe
Date: Wed, 31 Dec 2003 21:55:30 +0100
Sam Lantinga <slouken@libsdl.org>
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|
207 (**yuv_idh).hRes = Long2Fix(72); |
c5b2b6d2d1fe
Date: Wed, 31 Dec 2003 21:55:30 +0100
Sam Lantinga <slouken@libsdl.org>
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|
208 (**yuv_idh).vRes = Long2Fix(72); |
c5b2b6d2d1fe
Date: Wed, 31 Dec 2003 21:55:30 +0100
Sam Lantinga <slouken@libsdl.org>
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|
209 (**yuv_idh).spatialQuality = codecLosslessQuality; |
c5b2b6d2d1fe
Date: Wed, 31 Dec 2003 21:55:30 +0100
Sam Lantinga <slouken@libsdl.org>
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|
210 (**yuv_idh).frameCount = 1; |
c5b2b6d2d1fe
Date: Wed, 31 Dec 2003 21:55:30 +0100
Sam Lantinga <slouken@libsdl.org>
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|
211 (**yuv_idh).clutID = -1; |
c5b2b6d2d1fe
Date: Wed, 31 Dec 2003 21:55:30 +0100
Sam Lantinga <slouken@libsdl.org>
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|
212 (**yuv_idh).dataSize = 0; |
c5b2b6d2d1fe
Date: Wed, 31 Dec 2003 21:55:30 +0100
Sam Lantinga <slouken@libsdl.org>
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|
213 (**yuv_idh).depth = 24; |
c5b2b6d2d1fe
Date: Wed, 31 Dec 2003 21:55:30 +0100
Sam Lantinga <slouken@libsdl.org>
parents:
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|
214 |
c5b2b6d2d1fe
Date: Wed, 31 Dec 2003 21:55:30 +0100
Sam Lantinga <slouken@libsdl.org>
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changeset
|
215 HUnlock ((Handle)yuv_idh); |
c5b2b6d2d1fe
Date: Wed, 31 Dec 2003 21:55:30 +0100
Sam Lantinga <slouken@libsdl.org>
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|
216 |
c5b2b6d2d1fe
Date: Wed, 31 Dec 2003 21:55:30 +0100
Sam Lantinga <slouken@libsdl.org>
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diff
changeset
|
217 err = DecompressSequenceBeginS ( |
c5b2b6d2d1fe
Date: Wed, 31 Dec 2003 21:55:30 +0100
Sam Lantinga <slouken@libsdl.org>
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218 &yuv_seq, |
c5b2b6d2d1fe
Date: Wed, 31 Dec 2003 21:55:30 +0100
Sam Lantinga <slouken@libsdl.org>
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|
219 yuv_idh, |
c5b2b6d2d1fe
Date: Wed, 31 Dec 2003 21:55:30 +0100
Sam Lantinga <slouken@libsdl.org>
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|
220 NULL, |
c5b2b6d2d1fe
Date: Wed, 31 Dec 2003 21:55:30 +0100
Sam Lantinga <slouken@libsdl.org>
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|
221 0, |
c5b2b6d2d1fe
Date: Wed, 31 Dec 2003 21:55:30 +0100
Sam Lantinga <slouken@libsdl.org>
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|
222 port, |
c5b2b6d2d1fe
Date: Wed, 31 Dec 2003 21:55:30 +0100
Sam Lantinga <slouken@libsdl.org>
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|
223 NULL, |
c5b2b6d2d1fe
Date: Wed, 31 Dec 2003 21:55:30 +0100
Sam Lantinga <slouken@libsdl.org>
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|
224 NULL, |
c5b2b6d2d1fe
Date: Wed, 31 Dec 2003 21:55:30 +0100
Sam Lantinga <slouken@libsdl.org>
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|
225 yuv_matrix, |
c5b2b6d2d1fe
Date: Wed, 31 Dec 2003 21:55:30 +0100
Sam Lantinga <slouken@libsdl.org>
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|
226 0, |
c5b2b6d2d1fe
Date: Wed, 31 Dec 2003 21:55:30 +0100
Sam Lantinga <slouken@libsdl.org>
parents:
diff
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|
227 NULL, |
c5b2b6d2d1fe
Date: Wed, 31 Dec 2003 21:55:30 +0100
Sam Lantinga <slouken@libsdl.org>
parents:
diff
changeset
|
228 codecFlagUseImageBuffer, |
c5b2b6d2d1fe
Date: Wed, 31 Dec 2003 21:55:30 +0100
Sam Lantinga <slouken@libsdl.org>
parents:
diff
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|
229 codecLosslessQuality, |
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Date: Wed, 31 Dec 2003 21:55:30 +0100
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230 yuv_codec); |
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Date: Wed, 31 Dec 2003 21:55:30 +0100
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231 |
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Date: Wed, 31 Dec 2003 21:55:30 +0100
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232 if (err != noErr) { |
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Date: Wed, 31 Dec 2003 21:55:30 +0100
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233 SDL_SetError ("Error trying to start YUV codec."); |
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Date: Wed, 31 Dec 2003 21:55:30 +0100
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234 return NULL; |
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235 } |
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236 |
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237 overlay = (SDL_Overlay*) SDL_malloc (sizeof(*overlay)); |
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Date: Wed, 31 Dec 2003 21:55:30 +0100
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238 if (overlay == NULL) { |
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Date: Wed, 31 Dec 2003 21:55:30 +0100
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239 SDL_OutOfMemory(); |
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Date: Wed, 31 Dec 2003 21:55:30 +0100
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240 return NULL; |
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241 } |
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242 |
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Date: Wed, 31 Dec 2003 21:55:30 +0100
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243 overlay->format = format; |
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Date: Wed, 31 Dec 2003 21:55:30 +0100
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244 overlay->w = width; |
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Date: Wed, 31 Dec 2003 21:55:30 +0100
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245 overlay->h = height; |
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Date: Wed, 31 Dec 2003 21:55:30 +0100
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246 overlay->planes = 3; |
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Date: Wed, 31 Dec 2003 21:55:30 +0100
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247 overlay->hw_overlay = 1; |
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Date: Wed, 31 Dec 2003 21:55:30 +0100
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248 { |
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249 int offset; |
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Date: Wed, 31 Dec 2003 21:55:30 +0100
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250 Uint8 **pixels; |
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Date: Wed, 31 Dec 2003 21:55:30 +0100
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251 Uint16 *pitches; |
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Date: Wed, 31 Dec 2003 21:55:30 +0100
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252 int plane2, plane3; |
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253 |
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254 if (format == SDL_IYUV_OVERLAY) { |
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Date: Wed, 31 Dec 2003 21:55:30 +0100
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255 |
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256 plane2 = 1; /* Native codec format */ |
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257 plane3 = 2; |
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258 } |
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259 else if (format == SDL_YV12_OVERLAY) { |
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260 |
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261 /* switch the U and V planes */ |
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Date: Wed, 31 Dec 2003 21:55:30 +0100
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262 plane2 = 2; /* U plane maps to plane 3 */ |
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Date: Wed, 31 Dec 2003 21:55:30 +0100
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263 plane3 = 1; /* V plane maps to plane 2 */ |
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Date: Wed, 31 Dec 2003 21:55:30 +0100
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264 } |
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265 else { |
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Date: Wed, 31 Dec 2003 21:55:30 +0100
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266 SDL_SetError("Unsupported YUV format"); |
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Date: Wed, 31 Dec 2003 21:55:30 +0100
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267 return NULL; |
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268 } |
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269 |
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270 pixels = (Uint8**) SDL_malloc (sizeof(*pixels) * 3); |
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271 pitches = (Uint16*) SDL_malloc (sizeof(*pitches) * 3); |
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Date: Wed, 31 Dec 2003 21:55:30 +0100
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272 if (pixels == NULL || pitches == NULL) { |
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Date: Wed, 31 Dec 2003 21:55:30 +0100
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273 SDL_OutOfMemory(); |
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Date: Wed, 31 Dec 2003 21:55:30 +0100
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274 return NULL; |
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Date: Wed, 31 Dec 2003 21:55:30 +0100
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275 } |
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276 |
3871 | 277 /* Fix: jc.bertin@free.fr |
278 PlanarPixmapInfoYUV420 is a big-endian struct */ | |
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Date: Wed, 31 Dec 2003 21:55:30 +0100
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279 yuv_pixmap = (PlanarPixmapInfoYUV420*) |
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280 SDL_malloc (sizeof(PlanarPixmapInfoYUV420) + |
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Date: Wed, 31 Dec 2003 21:55:30 +0100
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281 (width * height * 2)); |
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Date: Wed, 31 Dec 2003 21:55:30 +0100
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282 if (yuv_pixmap == NULL) { |
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Date: Wed, 31 Dec 2003 21:55:30 +0100
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283 SDL_OutOfMemory (); |
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Date: Wed, 31 Dec 2003 21:55:30 +0100
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284 return NULL; |
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Date: Wed, 31 Dec 2003 21:55:30 +0100
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285 } |
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286 |
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287 /* CHECK_ALIGN(yuv_pixmap); */ |
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Date: Wed, 31 Dec 2003 21:55:30 +0100
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288 offset = sizeof(PlanarPixmapInfoYUV420); |
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Date: Wed, 31 Dec 2003 21:55:30 +0100
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289 /* offset += ALIGN(offset); */ |
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290 /* CHECK_ALIGN(offset); */ |
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291 |
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292 pixels[0] = (Uint8*)yuv_pixmap + offset; |
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Date: Wed, 31 Dec 2003 21:55:30 +0100
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293 /* CHECK_ALIGN(pixels[0]); */ |
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Date: Wed, 31 Dec 2003 21:55:30 +0100
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294 |
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295 pitches[0] = width; |
3871 | 296 yuv_pixmap->componentInfoY.offset = EndianS32_NtoB(offset); |
297 yuv_pixmap->componentInfoY.rowBytes = EndianU32_NtoB(width); | |
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298 |
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299 offset += width * height; |
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Date: Wed, 31 Dec 2003 21:55:30 +0100
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300 pixels[plane2] = (Uint8*)yuv_pixmap + offset; |
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Date: Wed, 31 Dec 2003 21:55:30 +0100
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301 pitches[plane2] = width / 2; |
3871 | 302 yuv_pixmap->componentInfoCb.offset = EndianS32_NtoB(offset); |
303 yuv_pixmap->componentInfoCb.rowBytes = EndianU32_NtoB(width / 2); | |
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304 |
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305 offset += (width * height / 4); |
c5b2b6d2d1fe
Date: Wed, 31 Dec 2003 21:55:30 +0100
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306 pixels[plane3] = (Uint8*)yuv_pixmap + offset; |
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Date: Wed, 31 Dec 2003 21:55:30 +0100
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307 pitches[plane3] = width / 2; |
3871 | 308 yuv_pixmap->componentInfoCr.offset = EndianS32_NtoB(offset); |
309 yuv_pixmap->componentInfoCr.rowBytes = EndianU32_NtoB(width / 2); | |
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Date: Wed, 31 Dec 2003 21:55:30 +0100
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310 |
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Date: Wed, 31 Dec 2003 21:55:30 +0100
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311 overlay->pixels = pixels; |
c5b2b6d2d1fe
Date: Wed, 31 Dec 2003 21:55:30 +0100
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312 overlay->pitches = pitches; |
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Date: Wed, 31 Dec 2003 21:55:30 +0100
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313 } |
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Date: Wed, 31 Dec 2003 21:55:30 +0100
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314 |
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315 overlay->hwfuncs = SDL_malloc (sizeof(*overlay->hwfuncs)); |
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Date: Wed, 31 Dec 2003 21:55:30 +0100
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316 if (overlay->hwfuncs == NULL) { |
c5b2b6d2d1fe
Date: Wed, 31 Dec 2003 21:55:30 +0100
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317 SDL_OutOfMemory(); |
c5b2b6d2d1fe
Date: Wed, 31 Dec 2003 21:55:30 +0100
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318 return NULL; |
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Date: Wed, 31 Dec 2003 21:55:30 +0100
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319 } |
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Date: Wed, 31 Dec 2003 21:55:30 +0100
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320 |
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Date: Wed, 31 Dec 2003 21:55:30 +0100
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321 overlay->hwfuncs->Lock = QZ_LockYUV; |
c5b2b6d2d1fe
Date: Wed, 31 Dec 2003 21:55:30 +0100
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322 overlay->hwfuncs->Unlock = QZ_UnlockYUV; |
c5b2b6d2d1fe
Date: Wed, 31 Dec 2003 21:55:30 +0100
Sam Lantinga <slouken@libsdl.org>
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323 overlay->hwfuncs->Display = QZ_DisplayYUV; |
c5b2b6d2d1fe
Date: Wed, 31 Dec 2003 21:55:30 +0100
Sam Lantinga <slouken@libsdl.org>
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324 overlay->hwfuncs->FreeHW = QZ_FreeHWYUV; |
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Date: Wed, 31 Dec 2003 21:55:30 +0100
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325 |
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Date: Wed, 31 Dec 2003 21:55:30 +0100
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326 yuv_width = overlay->w; |
c5b2b6d2d1fe
Date: Wed, 31 Dec 2003 21:55:30 +0100
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327 yuv_height = overlay->h; |
c5b2b6d2d1fe
Date: Wed, 31 Dec 2003 21:55:30 +0100
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|
328 |
c5b2b6d2d1fe
Date: Wed, 31 Dec 2003 21:55:30 +0100
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329 return overlay; |
c5b2b6d2d1fe
Date: Wed, 31 Dec 2003 21:55:30 +0100
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330 } |