Mercurial > sdl-ios-xcode
annotate docs/html/sdlcdclose.html @ 3335:b8d313de8a65
Adam Strzelecki to SDL
Since current DirectFB implementation is incomplete for YUV surfaces (actually causes segmentation faults when trying Lock and use YUV planar textures) I decided to fix it a bit.
Here's a patch that should make DirectFB properly support YUV both packed and planar (3 planes).
(1) Removed SDL_BYTESPERPIXEL at all in favor of DFB_BYTES_PER_PIXEL(SDLToDFBPixelFormat(fmt)) which does return always proper BPP for YUVs too, coz SDL_BYTESPERPIXEL returns incorrect values for FOURCCs
(2) Fixed data->pixels allocation for planar YUVs in CreateTexture, it should allocate 150% more space
(3) Copy other planes for planar YUVs in UpdateTexture
(4) Moved checking if format is supported at all with DirectFB on CreateTexture at the beginning of the code
Waiting for comments,
--
Adam Strzelecki | nanoant.com
author | Sam Lantinga <slouken@libsdl.org> |
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date | Sun, 04 Oct 2009 04:03:37 +0000 |
parents | 355632dca928 |
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rev | line source |
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0 | 1 <HTML |
2 ><HEAD | |
3 ><TITLE | |
4 >SDL_CDClose</TITLE | |
5 ><META | |
6 NAME="GENERATOR" | |
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7 CONTENT="Modular DocBook HTML Stylesheet Version 1.76b+ |
0 | 8 "><LINK |
9 REL="HOME" | |
10 TITLE="SDL Library Documentation" | |
11 HREF="index.html"><LINK | |
12 REL="UP" | |
13 TITLE="CD-ROM" | |
14 HREF="cdrom.html"><LINK | |
15 REL="PREVIOUS" | |
16 TITLE="SDL_CDEject" | |
17 HREF="sdlcdeject.html"><LINK | |
18 REL="NEXT" | |
19 TITLE="SDL_CD" | |
20 HREF="sdlcd.html"></HEAD | |
21 ><BODY | |
22 CLASS="REFENTRY" | |
23 BGCOLOR="#FFF8DC" | |
24 TEXT="#000000" | |
25 LINK="#0000ee" | |
26 VLINK="#551a8b" | |
27 ALINK="#ff0000" | |
28 ><DIV | |
29 CLASS="NAVHEADER" | |
30 ><TABLE | |
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31 SUMMARY="Header navigation table" |
0 | 32 WIDTH="100%" |
33 BORDER="0" | |
34 CELLPADDING="0" | |
35 CELLSPACING="0" | |
36 ><TR | |
37 ><TH | |
38 COLSPAN="3" | |
39 ALIGN="center" | |
40 >SDL Library Documentation</TH | |
41 ></TR | |
42 ><TR | |
43 ><TD | |
44 WIDTH="10%" | |
45 ALIGN="left" | |
46 VALIGN="bottom" | |
47 ><A | |
48 HREF="sdlcdeject.html" | |
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49 ACCESSKEY="P" |
0 | 50 >Prev</A |
51 ></TD | |
52 ><TD | |
53 WIDTH="80%" | |
54 ALIGN="center" | |
55 VALIGN="bottom" | |
56 ></TD | |
57 ><TD | |
58 WIDTH="10%" | |
59 ALIGN="right" | |
60 VALIGN="bottom" | |
61 ><A | |
62 HREF="sdlcd.html" | |
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63 ACCESSKEY="N" |
0 | 64 >Next</A |
65 ></TD | |
66 ></TR | |
67 ></TABLE | |
68 ><HR | |
69 ALIGN="LEFT" | |
70 WIDTH="100%"></DIV | |
71 ><H1 | |
72 ><A | |
73 NAME="SDLCDCLOSE" | |
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74 ></A |
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75 >SDL_CDClose</H1 |
0 | 76 ><DIV |
77 CLASS="REFNAMEDIV" | |
78 ><A | |
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79 NAME="AEN7541" |
0 | 80 ></A |
81 ><H2 | |
82 >Name</H2 | |
83 >SDL_CDClose -- Closes a SDL_CD handle</DIV | |
84 ><DIV | |
85 CLASS="REFSYNOPSISDIV" | |
86 ><A | |
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87 NAME="AEN7544" |
0 | 88 ></A |
89 ><H2 | |
90 >Synopsis</H2 | |
91 ><DIV | |
92 CLASS="FUNCSYNOPSIS" | |
93 ><A | |
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94 NAME="AEN7545" |
0 | 95 ></A |
96 ><P | |
97 ></P | |
98 ><PRE | |
99 CLASS="FUNCSYNOPSISINFO" | |
100 >#include "SDL.h"</PRE | |
101 ><P | |
102 ><CODE | |
103 ><CODE | |
104 CLASS="FUNCDEF" | |
105 >void <B | |
106 CLASS="FSFUNC" | |
107 >SDL_CDClose</B | |
108 ></CODE | |
109 >(SDL_CD *cdrom);</CODE | |
110 ></P | |
111 ><P | |
112 ></P | |
113 ></DIV | |
114 ></DIV | |
115 ><DIV | |
116 CLASS="REFSECT1" | |
117 ><A | |
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118 NAME="AEN7551" |
0 | 119 ></A |
120 ><H2 | |
121 >Description</H2 | |
122 ><P | |
123 >Closes the given <TT | |
124 CLASS="PARAMETER" | |
125 ><I | |
126 >cdrom</I | |
127 ></TT | |
128 > handle.</P | |
129 ></DIV | |
130 ><DIV | |
131 CLASS="REFSECT1" | |
132 ><A | |
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133 NAME="AEN7555" |
0 | 134 ></A |
135 ><H2 | |
136 >See Also</H2 | |
137 ><P | |
138 ><A | |
139 HREF="sdlcdopen.html" | |
140 ><TT | |
141 CLASS="FUNCTION" | |
142 >SDL_CDOpen</TT | |
143 ></A | |
144 >, | |
145 <A | |
146 HREF="sdlcd.html" | |
147 ><SPAN | |
148 CLASS="STRUCTNAME" | |
149 >SDL_CD</SPAN | |
150 ></A | |
151 ></P | |
152 ></DIV | |
153 ><DIV | |
154 CLASS="NAVFOOTER" | |
155 ><HR | |
156 ALIGN="LEFT" | |
157 WIDTH="100%"><TABLE | |
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158 SUMMARY="Footer navigation table" |
0 | 159 WIDTH="100%" |
160 BORDER="0" | |
161 CELLPADDING="0" | |
162 CELLSPACING="0" | |
163 ><TR | |
164 ><TD | |
165 WIDTH="33%" | |
166 ALIGN="left" | |
167 VALIGN="top" | |
168 ><A | |
169 HREF="sdlcdeject.html" | |
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170 ACCESSKEY="P" |
0 | 171 >Prev</A |
172 ></TD | |
173 ><TD | |
174 WIDTH="34%" | |
175 ALIGN="center" | |
176 VALIGN="top" | |
177 ><A | |
178 HREF="index.html" | |
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179 ACCESSKEY="H" |
0 | 180 >Home</A |
181 ></TD | |
182 ><TD | |
183 WIDTH="33%" | |
184 ALIGN="right" | |
185 VALIGN="top" | |
186 ><A | |
187 HREF="sdlcd.html" | |
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188 ACCESSKEY="N" |
0 | 189 >Next</A |
190 ></TD | |
191 ></TR | |
192 ><TR | |
193 ><TD | |
194 WIDTH="33%" | |
195 ALIGN="left" | |
196 VALIGN="top" | |
197 >SDL_CDEject</TD | |
198 ><TD | |
199 WIDTH="34%" | |
200 ALIGN="center" | |
201 VALIGN="top" | |
202 ><A | |
203 HREF="cdrom.html" | |
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204 ACCESSKEY="U" |
0 | 205 >Up</A |
206 ></TD | |
207 ><TD | |
208 WIDTH="33%" | |
209 ALIGN="right" | |
210 VALIGN="top" | |
211 >SDL_CD</TD | |
212 ></TR | |
213 ></TABLE | |
214 ></DIV | |
215 ></BODY | |
216 ></HTML | |
217 > |