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annotate src/video/bwindow/SDL_sysyuv.cc @ 1945:3182150b470f

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PicoGUI is no longer maintained by the author.
author Sam Lantinga <slouken@libsdl.org>
date Wed, 26 Jul 2006 03:55:56 +0000
parents c121d94672cb
children 99210400e8b9
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
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33 /* The functions used to manipulate software video overlays */
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34 static struct private_yuvhwfuncs be_yuvfuncs = {
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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 {
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43 BBitmap *bbitmap;
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44 bbitmap = new BBitmap(bounds, B_BITMAP_WILL_OVERLAY, cs);
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45 if (!bbitmap || bbitmap->InitCheck() != B_OK) {
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46 delete bbitmap;
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47 return 0;
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48 }
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49 overlay_restrictions r;
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50 bbitmap->GetOverlayRestrictions(&r);
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51 uint32 width = bounds.IntegerWidth() + 1;
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52 uint32 height = bounds.IntegerHeight() + 1;
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53 uint32 width_padding = 0;
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54 uint32 height_padding = 0;
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55 if ((r.source.horizontal_alignment != 0) ||
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56 (r.source.vertical_alignment != 0)) {
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57 delete bbitmap;
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58 return 0;
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59 }
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60 if (r.source.width_alignment != 0) {
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61 uint32 aligned_width = r.source.width_alignment + 1;
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62 if (width % aligned_width > 0) {
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63 width_padding = aligned_width - width % aligned_width;
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64 }
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65 }
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66 if (r.source.height_alignment != 0) {
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67 uint32 aligned_height = r.source.height_alignment + 1;
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68 if (height % aligned_height > 0) {
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69 fprintf(stderr, "GetOverlayBitmap failed height alignment\n");
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70 fprintf(stderr, "- height = %lu, aligned_height = %lu\n",
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71 height, aligned_height);
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72 delete bbitmap;
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73 return 0;
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74 }
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75 }
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76 if ((r.source.min_width > width) ||
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77 (r.source.min_height > height) ||
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78 (r.source.max_width < width) || (r.source.max_height < height)) {
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79 fprintf(stderr, "GetOverlayBitmap failed bounds tests\n");
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80 delete bbitmap;
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81 return 0;
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82 }
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83 if ((width_padding != 0) || (height_padding != 0)) {
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84 delete bbitmap;
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85 bounds.Set(bounds.left, bounds.top,
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86 bounds.right + width_padding,
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87 bounds.bottom + height_padding);
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88 bbitmap = new BBitmap(bounds, B_BITMAP_WILL_OVERLAY, cs);
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89 if (!bbitmap || bbitmap->InitCheck() != B_OK) {
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90 fprintf(stderr, "GetOverlayBitmap failed late\n");
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91 delete bbitmap;
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92 return 0;
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93 }
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94 }
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95 return bbitmap;
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96 }
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97
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98 // See <GraphicsDefs.h> [btw: Cb=U, Cr=V]
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99 // See also http://www.fourcc.org/indexyuv.htm
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100 enum color_space convert_color_space(Uint32 format)
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101 {
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102 switch (format) {
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103 case SDL_YV12_OVERLAY:
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104 return B_YUV9;
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105 case SDL_IYUV_OVERLAY:
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106 return B_YUV12;
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107 case SDL_YUY2_OVERLAY:
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108 return B_YCbCr422;
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109 case SDL_UYVY_OVERLAY:
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110 return B_YUV422;
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111 case SDL_YVYU_OVERLAY: // not supported on beos?
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112 return B_NO_COLOR_SPACE;
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113 default:
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114 return B_NO_COLOR_SPACE;
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115 }
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116 }
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117
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118 // See SDL_video.h
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119 int count_planes(Uint32 format)
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120 {
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121 switch (format) {
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diff changeset
122 case SDL_YV12_OVERLAY:
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1643
diff changeset
123 case SDL_IYUV_OVERLAY:
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1643
diff changeset
124 return 3;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1643
diff changeset
125 case SDL_YUY2_OVERLAY:
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1643
diff changeset
126 case SDL_UYVY_OVERLAY:
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1643
diff changeset
127 case SDL_YVYU_OVERLAY:
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1643
diff changeset
128 return 1;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1643
diff changeset
129 default:
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1643
diff changeset
130 return 0;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1643
diff changeset
131 }
756
10332c6fad2e te: Mon, 15 Dec 2003 08:25:14 -0800 PST
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
132 }
10332c6fad2e te: Mon, 15 Dec 2003 08:25:14 -0800 PST
Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
133
1895
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1643
diff changeset
134 SDL_Overlay *BE_CreateYUVOverlay(_THIS, int width, int height,
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1643
diff changeset
135 Uint32 format, SDL_Surface * display)
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1643
diff changeset
136 {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1643
diff changeset
137 SDL_Overlay *overlay;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1643
diff changeset
138 struct private_yuvhwdata *hwdata;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1643
diff changeset
139 BBitmap *bbitmap;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1643
diff changeset
140 int planes;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1643
diff changeset
141 BRect bounds;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1643
diff changeset
142 color_space cs;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1643
diff changeset
143
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1643
diff changeset
144 /* find the appropriate BeOS colorspace descriptor */
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1643
diff changeset
145 cs = convert_color_space(format);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1643
diff changeset
146 if (cs == B_NO_COLOR_SPACE) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1643
diff changeset
147 return NULL;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1643
diff changeset
148 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1643
diff changeset
149
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1643
diff changeset
150 /* count planes */
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1643
diff changeset
151 planes = count_planes(format);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1643
diff changeset
152 if (planes == 0) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1643
diff changeset
153 return NULL;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1643
diff changeset
154 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1643
diff changeset
155 /* TODO: figure out planar modes, if anyone cares */
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1643
diff changeset
156 if (planes == 3) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1643
diff changeset
157 return NULL;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1643
diff changeset
158 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1643
diff changeset
159
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1643
diff changeset
160 /* Create the overlay structure */
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1643
diff changeset
161 overlay = (SDL_Overlay *) SDL_calloc(1, sizeof(SDL_Overlay));
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1643
diff changeset
162
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1643
diff changeset
163 if (overlay == NULL) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1643
diff changeset
164 SDL_OutOfMemory();
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1643
diff changeset
165 return NULL;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1643
diff changeset
166 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1643
diff changeset
167
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1643
diff changeset
168 /* Fill in the basic members */
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1643
diff changeset
169 overlay->format = format;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1643
diff changeset
170 overlay->w = width;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1643
diff changeset
171 overlay->h = height;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1643
diff changeset
172 overlay->hwdata = NULL;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1643
diff changeset
173
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1643
diff changeset
174 /* Set up the YUV surface function structure */
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1643
diff changeset
175 overlay->hwfuncs = &be_yuvfuncs;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1643
diff changeset
176
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1643
diff changeset
177 /* Create the pixel data and lookup tables */
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1643
diff changeset
178 hwdata =
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1643
diff changeset
179 (struct private_yuvhwdata *) SDL_calloc(1,
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1643
diff changeset
180 sizeof(struct
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1643
diff changeset
181 private_yuvhwdata));
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1643
diff changeset
182
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1643
diff changeset
183 if (hwdata == NULL) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1643
diff changeset
184 SDL_OutOfMemory();
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1643
diff changeset
185 SDL_FreeYUVOverlay(overlay);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1643
diff changeset
186 return NULL;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1643
diff changeset
187 }
756
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
188
1895
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1643
diff changeset
189 overlay->hwdata = hwdata;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1643
diff changeset
190 overlay->hwdata->display = display;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1643
diff changeset
191 overlay->hwdata->bview = NULL;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1643
diff changeset
192 overlay->hwdata->bbitmap = NULL;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1643
diff changeset
193 overlay->hwdata->locked = 0;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1643
diff changeset
194
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1643
diff changeset
195 /* Create the BBitmap framebuffer */
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1643
diff changeset
196 bounds.top = 0;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1643
diff changeset
197 bounds.left = 0;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1643
diff changeset
198 bounds.right = width - 1;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1643
diff changeset
199 bounds.bottom = height - 1;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1643
diff changeset
200
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1643
diff changeset
201 BView *bview =
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1643
diff changeset
202 new BView(bounds, "overlay", B_FOLLOW_NONE, B_WILL_DRAW);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1643
diff changeset
203 if (!bview) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1643
diff changeset
204 SDL_OutOfMemory();
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1643
diff changeset
205 SDL_FreeYUVOverlay(overlay);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1643
diff changeset
206 return NULL;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1643
diff changeset
207 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1643
diff changeset
208 overlay->hwdata->bview = bview;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1643
diff changeset
209 overlay->hwdata->first_display = true;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1643
diff changeset
210 bview->Hide();
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1643
diff changeset
211
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1643
diff changeset
212 bbitmap = BE_GetOverlayBitmap(bounds, cs);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1643
diff changeset
213 if (!bbitmap) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1643
diff changeset
214 overlay->hwdata->bbitmap = NULL;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1643
diff changeset
215 SDL_FreeYUVOverlay(overlay);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1643
diff changeset
216 return NULL;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1643
diff changeset
217 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1643
diff changeset
218 overlay->hwdata->bbitmap = bbitmap;
756
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Sam Lantinga <slouken@libsdl.org>
parents:
diff changeset
219
1895
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1643
diff changeset
220 overlay->planes = planes;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1643
diff changeset
221 overlay->pitches =
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1643
diff changeset
222 (Uint16 *) SDL_calloc(overlay->planes, sizeof(Uint16));
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1643
diff changeset
223 overlay->pixels =
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1643
diff changeset
224 (Uint8 **) SDL_calloc(overlay->planes, sizeof(Uint8 *));
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1643
diff changeset
225 if (!overlay->pitches || !overlay->pixels) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1643
diff changeset
226 SDL_OutOfMemory();
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1643
diff changeset
227 SDL_FreeYUVOverlay(overlay);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1643
diff changeset
228 return (NULL);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1643
diff changeset
229 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1643
diff changeset
230
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1643
diff changeset
231 overlay->pitches[0] = bbitmap->BytesPerRow();
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1643
diff changeset
232 overlay->pixels[0] = (Uint8 *) bbitmap->Bits();
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1643
diff changeset
233 overlay->hw_overlay = 1;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1643
diff changeset
234
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1643
diff changeset
235 if (SDL_Win->LockWithTimeout(1000000) != B_OK) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1643
diff changeset
236 SDL_FreeYUVOverlay(overlay);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1643
diff changeset
237 return (NULL);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1643
diff changeset
238 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1643
diff changeset
239 BView *view = SDL_Win->View();
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1643
diff changeset
240 view->AddChild(bview);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1643
diff changeset
241 rgb_color key;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1643
diff changeset
242 bview->SetViewOverlay(bbitmap, bounds, bview->Bounds(), &key,
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1643
diff changeset
243 B_FOLLOW_ALL,
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1643
diff changeset
244 B_OVERLAY_FILTER_HORIZONTAL |
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1643
diff changeset
245 B_OVERLAY_FILTER_VERTICAL);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1643
diff changeset
246 bview->SetViewColor(key);
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1643
diff changeset
247 bview->Flush();
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
Sam Lantinga <slouken@libsdl.org>
parents: 1643
diff changeset
248 SDL_Win->Unlock();
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249
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250 current_overlay = overlay;
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251
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252 return overlay;
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253 }
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254
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255 int BE_LockYUVOverlay(_THIS, SDL_Overlay * overlay)
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256 {
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257 if (overlay == NULL) {
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258 return 0;
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259 }
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260
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261 overlay->hwdata->locked = 1;
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262 return 0;
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263 }
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264
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265 void BE_UnlockYUVOverlay(_THIS, SDL_Overlay * overlay)
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266 {
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267 if (overlay == NULL) {
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268 return;
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269 }
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270
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271 overlay->hwdata->locked = 0;
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272 }
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273
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274 int BE_DisplayYUVOverlay(_THIS, SDL_Overlay * overlay, SDL_Rect * src,
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275 SDL_Rect * dst)
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276 {
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277 if ((overlay == NULL) || (overlay->hwdata == NULL)
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278 || (overlay->hwdata->bview == NULL) || (SDL_Win->View() == NULL)) {
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279 return -1;
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280 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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281 if (SDL_Win->LockWithTimeout(50000) != B_OK) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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282 return 0;
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283 }
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284 BView *bview = overlay->hwdata->bview;
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285 if (SDL_Win->IsFullScreen()) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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286 int left, top;
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287 SDL_Win->GetXYOffset(left, top);
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288 bview->MoveTo(left + dst->x, top + dst->y);
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289 } else {
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290 bview->MoveTo(dst->x, dst->y);
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291 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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292 bview->ResizeTo(dst->w, dst->h);
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293 bview->Flush();
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294 if (overlay->hwdata->first_display) {
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295 bview->Show();
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296 overlay->hwdata->first_display = false;
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297 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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298 SDL_Win->Unlock();
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diff changeset
299
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300 return 0;
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301 }
1895
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302
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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303 void BE_FreeYUVOverlay(_THIS, SDL_Overlay * overlay)
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304 {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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diff changeset
305 if (overlay == NULL) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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306 return;
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diff changeset
307 }
756
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diff changeset
308
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diff changeset
309 if (overlay->hwdata == NULL) {
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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310 return;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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diff changeset
311 }
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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diff changeset
312
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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313 current_overlay = NULL;
c121d94672cb SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
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diff changeset
314
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diff changeset
315 delete overlay->hwdata->bbitmap;
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diff changeset
316
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317 SDL_free(overlay->hwdata);
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diff changeset
318 }
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diff changeset
319
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320 }; // extern "C"
756
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diff changeset
321
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322 /* vi: set ts=4 sw=4 expandtab: */