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annotate src/video/bwindow/SDL_sysyuv.cc @ 4031:f0b8bbaf8de5 SDL-1.2

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Fixed bug #453 That's silly, we included <asm/page.h> even though we know we have getpagesize()
author Sam Lantinga <slouken@libsdl.org>
date Tue, 10 Jul 2007 05:35:33 +0000
parents 4e29535b821b
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) 1997-2006 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 Lesser General Public
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7 License as published by the Free Software Foundation; either
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8 version 2.1 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 Lesser 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 Lesser General Public
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16 License along with this library; if not, write to the Free Software
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17 Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 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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376665398b25 Catch the C++ and Objective C sources too...
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22 #include "SDL_config.h"
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23
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24 /* This is the BeOS version of SDL YUV video overlays */
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25
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26 #include "SDL_video.h"
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27 #include "SDL_sysyuv.h"
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28 #include "../SDL_yuvfuncs.h"
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29
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30 extern "C" {
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31
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32 /* The functions used to manipulate software video overlays */
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33 static struct private_yuvhwfuncs be_yuvfuncs =
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34 {
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35 BE_LockYUVOverlay,
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36 BE_UnlockYUVOverlay,
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37 BE_DisplayYUVOverlay,
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38 BE_FreeYUVOverlay
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39 };
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40
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41 BBitmap * BE_GetOverlayBitmap(BRect bounds, color_space cs) {
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42 BBitmap *bbitmap;
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43 bbitmap = new BBitmap(bounds,B_BITMAP_WILL_OVERLAY,cs);
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44 if (!bbitmap || bbitmap->InitCheck() != B_OK) {
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45 delete bbitmap;
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46 return 0;
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47 }
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48 overlay_restrictions r;
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49 bbitmap->GetOverlayRestrictions(&r);
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50 uint32 width = bounds.IntegerWidth() + 1;
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51 uint32 height = bounds.IntegerHeight() + 1;
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52 uint32 width_padding = 0;
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53 uint32 height_padding = 0;
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54 if ((r.source.horizontal_alignment != 0) ||
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55 (r.source.vertical_alignment != 0)) {
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56 delete bbitmap;
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57 return 0;
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58 }
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59 if (r.source.width_alignment != 0) {
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60 uint32 aligned_width = r.source.width_alignment + 1;
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61 if (width % aligned_width > 0) {
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62 width_padding = aligned_width - width % aligned_width;
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63 }
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64 }
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65 if (r.source.height_alignment != 0) {
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66 uint32 aligned_height = r.source.height_alignment + 1;
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67 if (height % aligned_height > 0) {
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68 fprintf(stderr,"GetOverlayBitmap failed height alignment\n");
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69 fprintf(stderr,"- height = %lu, aligned_height = %lu\n",height,aligned_height);
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70 delete bbitmap;
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71 return 0;
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72 }
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73 }
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74 if ((r.source.min_width > width) ||
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75 (r.source.min_height > height) ||
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76 (r.source.max_width < width) ||
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77 (r.source.max_height < height)) {
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78 fprintf(stderr,"GetOverlayBitmap failed bounds tests\n");
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79 delete bbitmap;
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80 return 0;
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81 }
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82 if ((width_padding != 0) || (height_padding != 0)) {
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83 delete bbitmap;
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84 bounds.Set(bounds.left,bounds.top,bounds.right+width_padding,bounds.bottom+height_padding);
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85 bbitmap = new BBitmap(bounds,B_BITMAP_WILL_OVERLAY,cs);
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86 if (!bbitmap || bbitmap->InitCheck() != B_OK) {
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87 fprintf(stderr,"GetOverlayBitmap failed late\n");
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88 delete bbitmap;
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89 return 0;
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90 }
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91 }
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92 return bbitmap;
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93 }
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94
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95 // See <GraphicsDefs.h> [btw: Cb=U, Cr=V]
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96 // See also http://www.fourcc.org/indexyuv.htm
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97 enum color_space convert_color_space(Uint32 format) {
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98 switch (format) {
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99 case SDL_YV12_OVERLAY:
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100 return B_YUV9;
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101 case SDL_IYUV_OVERLAY:
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102 return B_YUV12;
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103 case SDL_YUY2_OVERLAY:
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104 return B_YCbCr422;
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105 case SDL_UYVY_OVERLAY:
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106 return B_YUV422;
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107 case SDL_YVYU_OVERLAY: // not supported on beos?
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108 return B_NO_COLOR_SPACE;
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109 default:
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110 return B_NO_COLOR_SPACE;
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111 }
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112 }
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113
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114 // See SDL_video.h
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115 int count_planes(Uint32 format) {
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116 switch (format) {
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117 case SDL_YV12_OVERLAY:
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118 case SDL_IYUV_OVERLAY:
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119 return 3;
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120 case SDL_YUY2_OVERLAY:
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121 case SDL_UYVY_OVERLAY:
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122 case SDL_YVYU_OVERLAY:
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123 return 1;
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124 default:
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125 return 0;
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126 }
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127 }
10332c6fad2e te: Mon, 15 Dec 2003 08:25:14 -0800 PST
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
128
10332c6fad2e te: Mon, 15 Dec 2003 08:25:14 -0800 PST
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
129 SDL_Overlay *BE_CreateYUVOverlay(_THIS, int width, int height, Uint32 format, SDL_Surface *display) {
10332c6fad2e te: Mon, 15 Dec 2003 08:25:14 -0800 PST
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
130 SDL_Overlay* overlay;
10332c6fad2e te: Mon, 15 Dec 2003 08:25:14 -0800 PST
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
131 struct private_yuvhwdata* hwdata;
10332c6fad2e te: Mon, 15 Dec 2003 08:25:14 -0800 PST
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
132 BBitmap *bbitmap;
10332c6fad2e te: Mon, 15 Dec 2003 08:25:14 -0800 PST
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
133 int planes;
10332c6fad2e te: Mon, 15 Dec 2003 08:25:14 -0800 PST
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
134 BRect bounds;
10332c6fad2e te: Mon, 15 Dec 2003 08:25:14 -0800 PST
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
135 color_space cs;
10332c6fad2e te: Mon, 15 Dec 2003 08:25:14 -0800 PST
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
136
10332c6fad2e te: Mon, 15 Dec 2003 08:25:14 -0800 PST
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
137 /* find the appropriate BeOS colorspace descriptor */
10332c6fad2e te: Mon, 15 Dec 2003 08:25:14 -0800 PST
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
138 cs = convert_color_space(format);
10332c6fad2e te: Mon, 15 Dec 2003 08:25:14 -0800 PST
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
139 if (cs == B_NO_COLOR_SPACE)
10332c6fad2e te: Mon, 15 Dec 2003 08:25:14 -0800 PST
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
140 {
10332c6fad2e te: Mon, 15 Dec 2003 08:25:14 -0800 PST
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
141 return NULL;
10332c6fad2e te: Mon, 15 Dec 2003 08:25:14 -0800 PST
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
142 }
10332c6fad2e te: Mon, 15 Dec 2003 08:25:14 -0800 PST
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
143
10332c6fad2e te: Mon, 15 Dec 2003 08:25:14 -0800 PST
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
144 /* count planes */
10332c6fad2e te: Mon, 15 Dec 2003 08:25:14 -0800 PST
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
145 planes = count_planes(format);
10332c6fad2e te: Mon, 15 Dec 2003 08:25:14 -0800 PST
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
146 if (planes == 0)
10332c6fad2e te: Mon, 15 Dec 2003 08:25:14 -0800 PST
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
147 {
10332c6fad2e te: Mon, 15 Dec 2003 08:25:14 -0800 PST
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
148 return NULL;
10332c6fad2e te: Mon, 15 Dec 2003 08:25:14 -0800 PST
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
149 }
10332c6fad2e te: Mon, 15 Dec 2003 08:25:14 -0800 PST
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
150 /* TODO: figure out planar modes, if anyone cares */
10332c6fad2e te: Mon, 15 Dec 2003 08:25:14 -0800 PST
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
151 if (planes == 3)
10332c6fad2e te: Mon, 15 Dec 2003 08:25:14 -0800 PST
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
152 {
10332c6fad2e te: Mon, 15 Dec 2003 08:25:14 -0800 PST
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
153 return NULL;
10332c6fad2e te: Mon, 15 Dec 2003 08:25:14 -0800 PST
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
154 }
10332c6fad2e te: Mon, 15 Dec 2003 08:25:14 -0800 PST
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
155
10332c6fad2e te: Mon, 15 Dec 2003 08:25:14 -0800 PST
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
156 /* Create the overlay structure */
1338
604d73db6802 Removed uses of stdlib.h and string.h
Sam Lantinga <slouken@libsdl.org>
parents: 1336
diff changeset
157 overlay = (SDL_Overlay*)SDL_calloc(1, sizeof(SDL_Overlay));
756
10332c6fad2e te: Mon, 15 Dec 2003 08:25:14 -0800 PST
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
158
10332c6fad2e te: Mon, 15 Dec 2003 08:25:14 -0800 PST
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
159 if (overlay == NULL)
10332c6fad2e te: Mon, 15 Dec 2003 08:25:14 -0800 PST
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
160 {
10332c6fad2e te: Mon, 15 Dec 2003 08:25:14 -0800 PST
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
161 SDL_OutOfMemory();
10332c6fad2e te: Mon, 15 Dec 2003 08:25:14 -0800 PST
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
162 return NULL;
10332c6fad2e te: Mon, 15 Dec 2003 08:25:14 -0800 PST
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
163 }
10332c6fad2e te: Mon, 15 Dec 2003 08:25:14 -0800 PST
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
164
10332c6fad2e te: Mon, 15 Dec 2003 08:25:14 -0800 PST
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
165 /* Fill in the basic members */
10332c6fad2e te: Mon, 15 Dec 2003 08:25:14 -0800 PST
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
166 overlay->format = format;
10332c6fad2e te: Mon, 15 Dec 2003 08:25:14 -0800 PST
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
167 overlay->w = width;
10332c6fad2e te: Mon, 15 Dec 2003 08:25:14 -0800 PST
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
168 overlay->h = height;
10332c6fad2e te: Mon, 15 Dec 2003 08:25:14 -0800 PST
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
169 overlay->hwdata = NULL;
10332c6fad2e te: Mon, 15 Dec 2003 08:25:14 -0800 PST
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
170
10332c6fad2e te: Mon, 15 Dec 2003 08:25:14 -0800 PST
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
171 /* Set up the YUV surface function structure */
10332c6fad2e te: Mon, 15 Dec 2003 08:25:14 -0800 PST
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
172 overlay->hwfuncs = &be_yuvfuncs;
10332c6fad2e te: Mon, 15 Dec 2003 08:25:14 -0800 PST
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
173
10332c6fad2e te: Mon, 15 Dec 2003 08:25:14 -0800 PST
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
174 /* Create the pixel data and lookup tables */
1338
604d73db6802 Removed uses of stdlib.h and string.h
Sam Lantinga <slouken@libsdl.org>
parents: 1336
diff changeset
175 hwdata = (struct private_yuvhwdata*)SDL_calloc(1, sizeof(struct private_yuvhwdata));
756
10332c6fad2e te: Mon, 15 Dec 2003 08:25:14 -0800 PST
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
176
10332c6fad2e te: Mon, 15 Dec 2003 08:25:14 -0800 PST
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
177 if (hwdata == NULL)
10332c6fad2e te: Mon, 15 Dec 2003 08:25:14 -0800 PST
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
178 {
10332c6fad2e te: Mon, 15 Dec 2003 08:25:14 -0800 PST
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
179 SDL_OutOfMemory();
10332c6fad2e te: Mon, 15 Dec 2003 08:25:14 -0800 PST
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
180 SDL_FreeYUVOverlay(overlay);
10332c6fad2e te: Mon, 15 Dec 2003 08:25:14 -0800 PST
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
181 return NULL;
10332c6fad2e te: Mon, 15 Dec 2003 08:25:14 -0800 PST
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
182 }
10332c6fad2e te: Mon, 15 Dec 2003 08:25:14 -0800 PST
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
183
10332c6fad2e te: Mon, 15 Dec 2003 08:25:14 -0800 PST
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
184 overlay->hwdata = hwdata;
10332c6fad2e te: Mon, 15 Dec 2003 08:25:14 -0800 PST
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
185 overlay->hwdata->display = display;
10332c6fad2e te: Mon, 15 Dec 2003 08:25:14 -0800 PST
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
186 overlay->hwdata->bview = NULL;
10332c6fad2e te: Mon, 15 Dec 2003 08:25:14 -0800 PST
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
187 overlay->hwdata->bbitmap = NULL;
10332c6fad2e te: Mon, 15 Dec 2003 08:25:14 -0800 PST
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
188 overlay->hwdata->locked = 0;
10332c6fad2e te: Mon, 15 Dec 2003 08:25:14 -0800 PST
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
189
10332c6fad2e te: Mon, 15 Dec 2003 08:25:14 -0800 PST
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
190 /* Create the BBitmap framebuffer */
10332c6fad2e te: Mon, 15 Dec 2003 08:25:14 -0800 PST
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
191 bounds.top = 0; bounds.left = 0;
10332c6fad2e te: Mon, 15 Dec 2003 08:25:14 -0800 PST
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
192 bounds.right = width-1;
10332c6fad2e te: Mon, 15 Dec 2003 08:25:14 -0800 PST
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
193 bounds.bottom = height-1;
10332c6fad2e te: Mon, 15 Dec 2003 08:25:14 -0800 PST
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
194
10332c6fad2e te: Mon, 15 Dec 2003 08:25:14 -0800 PST
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
195 BView * bview = new BView(bounds,"overlay",B_FOLLOW_NONE,B_WILL_DRAW);
10332c6fad2e te: Mon, 15 Dec 2003 08:25:14 -0800 PST
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
196 if (!bview) {
10332c6fad2e te: Mon, 15 Dec 2003 08:25:14 -0800 PST
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
197 SDL_OutOfMemory();
10332c6fad2e te: Mon, 15 Dec 2003 08:25:14 -0800 PST
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
198 SDL_FreeYUVOverlay(overlay);
10332c6fad2e te: Mon, 15 Dec 2003 08:25:14 -0800 PST
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
199 return NULL;
10332c6fad2e te: Mon, 15 Dec 2003 08:25:14 -0800 PST
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
200 }
10332c6fad2e te: Mon, 15 Dec 2003 08:25:14 -0800 PST
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
201 overlay->hwdata->bview = bview;
10332c6fad2e te: Mon, 15 Dec 2003 08:25:14 -0800 PST
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
202 overlay->hwdata->first_display = true;
10332c6fad2e te: Mon, 15 Dec 2003 08:25:14 -0800 PST
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
203 bview->Hide();
10332c6fad2e te: Mon, 15 Dec 2003 08:25:14 -0800 PST
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
204
10332c6fad2e te: Mon, 15 Dec 2003 08:25:14 -0800 PST
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
205 bbitmap = BE_GetOverlayBitmap(bounds,cs);
10332c6fad2e te: Mon, 15 Dec 2003 08:25:14 -0800 PST
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
206 if (!bbitmap) {
10332c6fad2e te: Mon, 15 Dec 2003 08:25:14 -0800 PST
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
207 overlay->hwdata->bbitmap = NULL;
10332c6fad2e te: Mon, 15 Dec 2003 08:25:14 -0800 PST
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
208 SDL_FreeYUVOverlay(overlay);
10332c6fad2e te: Mon, 15 Dec 2003 08:25:14 -0800 PST
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
209 return NULL;
10332c6fad2e te: Mon, 15 Dec 2003 08:25:14 -0800 PST
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
210 }
10332c6fad2e te: Mon, 15 Dec 2003 08:25:14 -0800 PST
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
211 overlay->hwdata->bbitmap = bbitmap;
10332c6fad2e te: Mon, 15 Dec 2003 08:25:14 -0800 PST
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
212
10332c6fad2e te: Mon, 15 Dec 2003 08:25:14 -0800 PST
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
213 overlay->planes = planes;
1338
604d73db6802 Removed uses of stdlib.h and string.h
Sam Lantinga <slouken@libsdl.org>
parents: 1336
diff changeset
214 overlay->pitches = (Uint16*)SDL_calloc(overlay->planes, sizeof(Uint16));
604d73db6802 Removed uses of stdlib.h and string.h
Sam Lantinga <slouken@libsdl.org>
parents: 1336
diff changeset
215 overlay->pixels = (Uint8**)SDL_calloc(overlay->planes, sizeof(Uint8*));
756
10332c6fad2e te: Mon, 15 Dec 2003 08:25:14 -0800 PST
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
216 if (!overlay->pitches || !overlay->pixels)
10332c6fad2e te: Mon, 15 Dec 2003 08:25:14 -0800 PST
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
217 {
10332c6fad2e te: Mon, 15 Dec 2003 08:25:14 -0800 PST
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
218 SDL_OutOfMemory();
10332c6fad2e te: Mon, 15 Dec 2003 08:25:14 -0800 PST
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
219 SDL_FreeYUVOverlay(overlay);
10332c6fad2e te: Mon, 15 Dec 2003 08:25:14 -0800 PST
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
220 return(NULL);
10332c6fad2e te: Mon, 15 Dec 2003 08:25:14 -0800 PST
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
221 }
10332c6fad2e te: Mon, 15 Dec 2003 08:25:14 -0800 PST
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
222
10332c6fad2e te: Mon, 15 Dec 2003 08:25:14 -0800 PST
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
223 overlay->pitches[0] = bbitmap->BytesPerRow();
10332c6fad2e te: Mon, 15 Dec 2003 08:25:14 -0800 PST
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
224 overlay->pixels[0] = (Uint8 *)bbitmap->Bits();
10332c6fad2e te: Mon, 15 Dec 2003 08:25:14 -0800 PST
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
225 overlay->hw_overlay = 1;
10332c6fad2e te: Mon, 15 Dec 2003 08:25:14 -0800 PST
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
226
10332c6fad2e te: Mon, 15 Dec 2003 08:25:14 -0800 PST
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
227 if (SDL_Win->LockWithTimeout(1000000) != B_OK) {
10332c6fad2e te: Mon, 15 Dec 2003 08:25:14 -0800 PST
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
228 SDL_FreeYUVOverlay(overlay);
10332c6fad2e te: Mon, 15 Dec 2003 08:25:14 -0800 PST
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
229 return(NULL);
10332c6fad2e te: Mon, 15 Dec 2003 08:25:14 -0800 PST
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
230 }
10332c6fad2e te: Mon, 15 Dec 2003 08:25:14 -0800 PST
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
231 BView * view = SDL_Win->View();
10332c6fad2e te: Mon, 15 Dec 2003 08:25:14 -0800 PST
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
232 view->AddChild(bview);
10332c6fad2e te: Mon, 15 Dec 2003 08:25:14 -0800 PST
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
233 rgb_color key;
10332c6fad2e te: Mon, 15 Dec 2003 08:25:14 -0800 PST
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
234 bview->SetViewOverlay(bbitmap,bounds,bview->Bounds(),&key,B_FOLLOW_ALL,
10332c6fad2e te: Mon, 15 Dec 2003 08:25:14 -0800 PST
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
235 B_OVERLAY_FILTER_HORIZONTAL|B_OVERLAY_FILTER_VERTICAL);
10332c6fad2e te: Mon, 15 Dec 2003 08:25:14 -0800 PST
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
236 bview->SetViewColor(key);
10332c6fad2e te: Mon, 15 Dec 2003 08:25:14 -0800 PST
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
237 bview->Flush();
10332c6fad2e te: Mon, 15 Dec 2003 08:25:14 -0800 PST
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
238 SDL_Win->Unlock();
10332c6fad2e te: Mon, 15 Dec 2003 08:25:14 -0800 PST
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
239
10332c6fad2e te: Mon, 15 Dec 2003 08:25:14 -0800 PST
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
240 current_overlay=overlay;
10332c6fad2e te: Mon, 15 Dec 2003 08:25:14 -0800 PST
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
241
10332c6fad2e te: Mon, 15 Dec 2003 08:25:14 -0800 PST
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
242 return overlay;
10332c6fad2e te: Mon, 15 Dec 2003 08:25:14 -0800 PST
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
243 }
10332c6fad2e te: Mon, 15 Dec 2003 08:25:14 -0800 PST
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
244
10332c6fad2e te: Mon, 15 Dec 2003 08:25:14 -0800 PST
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
245 int BE_LockYUVOverlay(_THIS, SDL_Overlay* overlay)
10332c6fad2e te: Mon, 15 Dec 2003 08:25:14 -0800 PST
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
246 {
10332c6fad2e te: Mon, 15 Dec 2003 08:25:14 -0800 PST
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
247 if (overlay == NULL)
10332c6fad2e te: Mon, 15 Dec 2003 08:25:14 -0800 PST
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
248 {
10332c6fad2e te: Mon, 15 Dec 2003 08:25:14 -0800 PST
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
249 return 0;
10332c6fad2e te: Mon, 15 Dec 2003 08:25:14 -0800 PST
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
250 }
10332c6fad2e te: Mon, 15 Dec 2003 08:25:14 -0800 PST
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
251
10332c6fad2e te: Mon, 15 Dec 2003 08:25:14 -0800 PST
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
252 overlay->hwdata->locked = 1;
10332c6fad2e te: Mon, 15 Dec 2003 08:25:14 -0800 PST
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
253 return 0;
10332c6fad2e te: Mon, 15 Dec 2003 08:25:14 -0800 PST
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
254 }
10332c6fad2e te: Mon, 15 Dec 2003 08:25:14 -0800 PST
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
255
10332c6fad2e te: Mon, 15 Dec 2003 08:25:14 -0800 PST
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
256 void BE_UnlockYUVOverlay(_THIS, SDL_Overlay* overlay)
10332c6fad2e te: Mon, 15 Dec 2003 08:25:14 -0800 PST
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
257 {
10332c6fad2e te: Mon, 15 Dec 2003 08:25:14 -0800 PST
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
258 if (overlay == NULL)
10332c6fad2e te: Mon, 15 Dec 2003 08:25:14 -0800 PST
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
259 {
10332c6fad2e te: Mon, 15 Dec 2003 08:25:14 -0800 PST
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
260 return;
10332c6fad2e te: Mon, 15 Dec 2003 08:25:14 -0800 PST
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
261 }
10332c6fad2e te: Mon, 15 Dec 2003 08:25:14 -0800 PST
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
262
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263 overlay->hwdata->locked = 0;
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264 }
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265
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266 int BE_DisplayYUVOverlay(_THIS, SDL_Overlay* overlay, SDL_Rect* src, SDL_Rect *dst)
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267 {
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268 if ((overlay == NULL) || (overlay->hwdata==NULL)
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269 || (overlay->hwdata->bview==NULL) || (SDL_Win->View() == NULL))
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270 {
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271 return -1;
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272 }
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273 if (SDL_Win->LockWithTimeout(50000) != B_OK) {
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274 return 0;
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275 }
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276 BView * bview = overlay->hwdata->bview;
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277 if (SDL_Win->IsFullScreen()) {
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278 int left,top;
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279 SDL_Win->GetXYOffset(left,top);
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280 bview->MoveTo(left+dst->x,top+dst->y);
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281 } else {
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282 bview->MoveTo(dst->x,dst->y);
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283 }
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284 bview->ResizeTo(dst->w,dst->h);
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285 bview->Flush();
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286 if (overlay->hwdata->first_display) {
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287 bview->Show();
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288 overlay->hwdata->first_display = false;
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289 }
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290 SDL_Win->Unlock();
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291
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292 return 0;
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293 }
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294
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295 void BE_FreeYUVOverlay(_THIS, SDL_Overlay *overlay)
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296 {
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297 if (overlay == NULL)
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298 {
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299 return;
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300 }
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301
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302 if (overlay->hwdata == NULL)
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303 {
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304 return;
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305 }
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306
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307 current_overlay=NULL;
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308
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309 delete overlay->hwdata->bbitmap;
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310
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311 SDL_free(overlay->hwdata);
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312 }
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313
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314 }; // extern "C"