Mercurial > sdl-ios-xcode
annotate docs/html/sdlfreecursor.html @ 4106:12bb6311fd5d SDL-1.2
Hans de Goede fixed bug #495
When running boswars: http://www.boswars.org/ on a machine with intel
integrathed graphics it crashes when it tries to play the initial theora
splashscreen video:
X Error of failed request: BadAlloc (insufficient resources for operation)
Major opcode of failed request: 140 (XVideo)
Minor opcode of failed request: 19 ()
Serial number of failed request: 25
Current serial number in output stream: 26
boswars: xcb_xlib.c:41: xcb_xlib_lock: Assertion `!c->xlib.lock' failed.
Aborted
I recognized this problem from a few years back, when I encountered it while
working on the Xv blitter for xmame. The problem is that for some reason
creation the Xvport and XvImage succeeds, and failure (lack of resources / hw
capability?) is only indicated during the first XvPut[Shm]Image. I've written a
patch for SDL using the work around for this I developed for xmame (and which
is still used successfully in xmame after many years of usage).
I'll admit it isn't very pretty, but after investigating several possibilities
this was the best option, any other fixes would need changes to the SDL api and
abi.
author | Sam Lantinga <slouken@libsdl.org> |
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date | Sat, 29 Dec 2007 02:23:48 +0000 |
parents | 355632dca928 |
children |
rev | line source |
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0 | 1 <HTML |
2 ><HEAD | |
3 ><TITLE | |
4 >SDL_FreeCursor</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="Video" | |
14 HREF="video.html"><LINK | |
15 REL="PREVIOUS" | |
16 TITLE="SDL_CreateCursor" | |
17 HREF="sdlcreatecursor.html"><LINK | |
18 REL="NEXT" | |
19 TITLE="SDL_SetCursor" | |
20 HREF="sdlsetcursor.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="sdlcreatecursor.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="sdlsetcursor.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="SDLFREECURSOR" | |
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74 ></A |
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75 >SDL_FreeCursor</H1 |
0 | 76 ><DIV |
77 CLASS="REFNAMEDIV" | |
78 ><A | |
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79 NAME="AEN2540" |
0 | 80 ></A |
81 ><H2 | |
82 >Name</H2 | |
83 >SDL_FreeCursor -- Frees a cursor created with SDL_CreateCursor.</DIV | |
84 ><DIV | |
85 CLASS="REFSYNOPSISDIV" | |
86 ><A | |
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87 NAME="AEN2543" |
0 | 88 ></A |
89 ><H2 | |
90 >Synopsis</H2 | |
91 ><DIV | |
92 CLASS="FUNCSYNOPSIS" | |
93 ><A | |
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94 NAME="AEN2544" |
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_FreeCursor</B | |
108 ></CODE | |
109 >(SDL_Cursor *cursor);</CODE | |
110 ></P | |
111 ><P | |
112 ></P | |
113 ></DIV | |
114 ></DIV | |
115 ><DIV | |
116 CLASS="REFSECT1" | |
117 ><A | |
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118 NAME="AEN2550" |
0 | 119 ></A |
120 ><H2 | |
121 >Description</H2 | |
122 ><P | |
123 >Frees a <SPAN | |
124 CLASS="STRUCTNAME" | |
125 >SDL_Cursor</SPAN | |
126 > that was created using | |
127 <A | |
128 HREF="sdlcreatecursor.html" | |
129 >SDL_CreateCursor</A | |
130 >.</P | |
131 ></DIV | |
132 ><DIV | |
133 CLASS="REFSECT1" | |
134 ><A | |
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135 NAME="AEN2555" |
0 | 136 ></A |
137 ><H2 | |
138 >See Also</H2 | |
139 ><P | |
140 ><A | |
141 HREF="sdlcreatecursor.html" | |
142 >SDL_CreateCursor</A | |
143 ></P | |
144 ></DIV | |
145 ><DIV | |
146 CLASS="NAVFOOTER" | |
147 ><HR | |
148 ALIGN="LEFT" | |
149 WIDTH="100%"><TABLE | |
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150 SUMMARY="Footer navigation table" |
0 | 151 WIDTH="100%" |
152 BORDER="0" | |
153 CELLPADDING="0" | |
154 CELLSPACING="0" | |
155 ><TR | |
156 ><TD | |
157 WIDTH="33%" | |
158 ALIGN="left" | |
159 VALIGN="top" | |
160 ><A | |
161 HREF="sdlcreatecursor.html" | |
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162 ACCESSKEY="P" |
0 | 163 >Prev</A |
164 ></TD | |
165 ><TD | |
166 WIDTH="34%" | |
167 ALIGN="center" | |
168 VALIGN="top" | |
169 ><A | |
170 HREF="index.html" | |
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171 ACCESSKEY="H" |
0 | 172 >Home</A |
173 ></TD | |
174 ><TD | |
175 WIDTH="33%" | |
176 ALIGN="right" | |
177 VALIGN="top" | |
178 ><A | |
179 HREF="sdlsetcursor.html" | |
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180 ACCESSKEY="N" |
0 | 181 >Next</A |
182 ></TD | |
183 ></TR | |
184 ><TR | |
185 ><TD | |
186 WIDTH="33%" | |
187 ALIGN="left" | |
188 VALIGN="top" | |
189 >SDL_CreateCursor</TD | |
190 ><TD | |
191 WIDTH="34%" | |
192 ALIGN="center" | |
193 VALIGN="top" | |
194 ><A | |
195 HREF="video.html" | |
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196 ACCESSKEY="U" |
0 | 197 >Up</A |
198 ></TD | |
199 ><TD | |
200 WIDTH="33%" | |
201 ALIGN="right" | |
202 VALIGN="top" | |
203 >SDL_SetCursor</TD | |
204 ></TR | |
205 ></TABLE | |
206 ></DIV | |
207 ></BODY | |
208 ></HTML | |
209 > |