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annotate docs/html/guidepreface.html @ 1260:80f8c94b5199
Date: 10 Jun 2003 15:30:59 -0400
From: Mike Shal
Subject: [SDL] Bug in SDL_wave.c?
Hey everyone, I'm not sure if this is a bug in SDL, or if I just have
incorrect WAV files. The problem I'm having is loading multiple
concatenated WAVs from SDL_LoadWAV_RW. Some WAV files put comments at
the end of the file (which may be bad form), and SDL doesn't skip past
them when reading from the RWops. So the next WAV I try to load will
start at the comment section of the previous WAV, which obviously
doesn't work. If anyone else is having this problem, one quick fix you
can do is run sox on the bad WAVs, which strips out all of the comment
sections.
Eg:
$ sox sound.wav tmp.wav
$ mv -f tmp.wav sound.wav
The other fix is to patch SDL_wave.c, which is included with this email.
(Assuming I made the patch correctly :). All it does is calculate how
much remaining space there is in the WAV file after the data chunk, and
does SDL_RWseek to skip it. I don't think it should interfere with
anything else, but if someone could check it that would be nice :). If
the bug is really with SDL and not with my WAVs, can someone work this
into the next version of SDL? Thanks,
-Mike Shal
author | Sam Lantinga <slouken@libsdl.org> |
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date | Tue, 24 Jan 2006 07:20:18 +0000 |
parents | 355632dca928 |
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0 | 1 <HTML |
2 ><HEAD | |
3 ><TITLE | |
4 >Preface</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="SDL Guide" | |
14 HREF="guide.html"><LINK | |
15 REL="PREVIOUS" | |
16 TITLE="SDL Guide" | |
17 HREF="guide.html"><LINK | |
18 REL="NEXT" | |
19 TITLE="About SDLdoc" | |
20 HREF="guideaboutsdldoc.html"></HEAD | |
21 ><BODY | |
22 CLASS="PREFACE" | |
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="guide.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="guideaboutsdldoc.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 ><DIV | |
72 CLASS="PREFACE" | |
73 ><H1 | |
74 ><A | |
75 NAME="GUIDEPREFACE" | |
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76 ></A |
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77 >Preface</H1 |
0 | 78 ><DIV |
79 CLASS="TOC" | |
80 ><DL | |
81 ><DT | |
82 ><B | |
83 >Table of Contents</B | |
84 ></DT | |
85 ><DT | |
86 ><A | |
87 HREF="guidepreface.html#GUIDEABOUTSDL" | |
88 >About SDL</A | |
89 ></DT | |
90 ><DT | |
91 ><A | |
92 HREF="guideaboutsdldoc.html" | |
93 >About SDLdoc</A | |
94 ></DT | |
95 ><DT | |
96 ><A | |
97 HREF="guidecredits.html" | |
98 >Credits</A | |
99 ></DT | |
100 ></DL | |
101 ></DIV | |
102 ><DIV | |
103 CLASS="SECT1" | |
104 ><H1 | |
105 CLASS="SECT1" | |
106 ><A | |
107 NAME="GUIDEABOUTSDL" | |
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108 ></A |
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109 >About SDL</H1 |
0 | 110 ><P |
111 >The SDL library is designed to make it easy to write games that run on Linux, *BSD, MacOS, Win32 and BeOS using the various native high-performance media interfaces, (for video, audio, etc) and presenting a single source-code level API to your application. SDL is a fairly low level API, but using it, completely portable applications can be written with a great deal of flexibility.</P | |
112 ></DIV | |
113 ></DIV | |
114 ><DIV | |
115 CLASS="NAVFOOTER" | |
116 ><HR | |
117 ALIGN="LEFT" | |
118 WIDTH="100%"><TABLE | |
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119 SUMMARY="Footer navigation table" |
0 | 120 WIDTH="100%" |
121 BORDER="0" | |
122 CELLPADDING="0" | |
123 CELLSPACING="0" | |
124 ><TR | |
125 ><TD | |
126 WIDTH="33%" | |
127 ALIGN="left" | |
128 VALIGN="top" | |
129 ><A | |
130 HREF="guide.html" | |
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131 ACCESSKEY="P" |
0 | 132 >Prev</A |
133 ></TD | |
134 ><TD | |
135 WIDTH="34%" | |
136 ALIGN="center" | |
137 VALIGN="top" | |
138 ><A | |
139 HREF="index.html" | |
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140 ACCESSKEY="H" |
0 | 141 >Home</A |
142 ></TD | |
143 ><TD | |
144 WIDTH="33%" | |
145 ALIGN="right" | |
146 VALIGN="top" | |
147 ><A | |
148 HREF="guideaboutsdldoc.html" | |
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149 ACCESSKEY="N" |
0 | 150 >Next</A |
151 ></TD | |
152 ></TR | |
153 ><TR | |
154 ><TD | |
155 WIDTH="33%" | |
156 ALIGN="left" | |
157 VALIGN="top" | |
158 >SDL Guide</TD | |
159 ><TD | |
160 WIDTH="34%" | |
161 ALIGN="center" | |
162 VALIGN="top" | |
163 ><A | |
164 HREF="guide.html" | |
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165 ACCESSKEY="U" |
0 | 166 >Up</A |
167 ></TD | |
168 ><TD | |
169 WIDTH="33%" | |
170 ALIGN="right" | |
171 VALIGN="top" | |
172 >About SDLdoc</TD | |
173 ></TR | |
174 ></TABLE | |
175 ></DIV | |
176 ></BODY | |
177 ></HTML | |
178 > |