Mercurial > sdl-ios-xcode
annotate docs/html/sdlcreateyuvoverlay.html @ 136:717f739d6ec1
Added hardware stretching code to scale 640x480 to TV resolution
There's a bug of some kind in the 16bpp code. ??
| author | Sam Lantinga <slouken@libsdl.org> |
|---|---|
| date | Wed, 01 Aug 2001 08:41:45 +0000 |
| parents | 55f1f1b3e27d |
| children | e5bc29de3f0a |
| rev | line source |
|---|---|
| 0 | 1 <HTML |
| 2 ><HEAD | |
| 3 ><TITLE | |
| 4 >SDL_CreateYUVOverlay</TITLE | |
| 5 ><META | |
| 6 NAME="GENERATOR" | |
|
55
55f1f1b3e27d
Added new docs for SDL 1.2.1
Sam Lantinga <slouken@lokigames.com>
parents:
0
diff
changeset
|
7 CONTENT="Modular DocBook HTML Stylesheet Version 1.64 |
| 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_GL_SwapBuffers" | |
| 17 HREF="sdlglswapbuffers.html"><LINK | |
| 18 REL="NEXT" | |
| 19 TITLE="SDL_LockYUVOverlay" | |
| 20 HREF="sdllockyuvoverlay.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 | |
| 31 WIDTH="100%" | |
| 32 BORDER="0" | |
| 33 CELLPADDING="0" | |
| 34 CELLSPACING="0" | |
| 35 ><TR | |
| 36 ><TH | |
| 37 COLSPAN="3" | |
| 38 ALIGN="center" | |
| 39 >SDL Library Documentation</TH | |
| 40 ></TR | |
| 41 ><TR | |
| 42 ><TD | |
| 43 WIDTH="10%" | |
| 44 ALIGN="left" | |
| 45 VALIGN="bottom" | |
| 46 ><A | |
| 47 HREF="sdlglswapbuffers.html" | |
| 48 >Prev</A | |
| 49 ></TD | |
| 50 ><TD | |
| 51 WIDTH="80%" | |
| 52 ALIGN="center" | |
| 53 VALIGN="bottom" | |
| 54 ></TD | |
| 55 ><TD | |
| 56 WIDTH="10%" | |
| 57 ALIGN="right" | |
| 58 VALIGN="bottom" | |
| 59 ><A | |
| 60 HREF="sdllockyuvoverlay.html" | |
| 61 >Next</A | |
| 62 ></TD | |
| 63 ></TR | |
| 64 ></TABLE | |
| 65 ><HR | |
| 66 ALIGN="LEFT" | |
| 67 WIDTH="100%"></DIV | |
| 68 ><H1 | |
| 69 ><A | |
| 70 NAME="SDLCREATEYUVOVERLAY" | |
| 71 >SDL_CreateYUVOverlay</A | |
| 72 ></H1 | |
| 73 ><DIV | |
| 74 CLASS="REFNAMEDIV" | |
| 75 ><A | |
|
55
55f1f1b3e27d
Added new docs for SDL 1.2.1
Sam Lantinga <slouken@lokigames.com>
parents:
0
diff
changeset
|
76 NAME="AEN2389" |
| 0 | 77 ></A |
| 78 ><H2 | |
| 79 >Name</H2 | |
| 80 >SDL_CreateYUVOverlay -- Create a YUV video overlay</DIV | |
| 81 ><DIV | |
| 82 CLASS="REFSYNOPSISDIV" | |
| 83 ><A | |
|
55
55f1f1b3e27d
Added new docs for SDL 1.2.1
Sam Lantinga <slouken@lokigames.com>
parents:
0
diff
changeset
|
84 NAME="AEN2392" |
| 0 | 85 ></A |
| 86 ><H2 | |
| 87 >Synopsis</H2 | |
| 88 ><DIV | |
| 89 CLASS="FUNCSYNOPSIS" | |
| 90 ><A | |
|
55
55f1f1b3e27d
Added new docs for SDL 1.2.1
Sam Lantinga <slouken@lokigames.com>
parents:
0
diff
changeset
|
91 NAME="AEN2393" |
| 0 | 92 ></A |
| 93 ><P | |
| 94 ></P | |
| 95 ><PRE | |
| 96 CLASS="FUNCSYNOPSISINFO" | |
| 97 >#include "SDL.h"</PRE | |
| 98 ><P | |
| 99 ><CODE | |
| 100 ><CODE | |
| 101 CLASS="FUNCDEF" | |
| 102 >SDL_Overlay *<B | |
| 103 CLASS="FSFUNC" | |
| 104 >SDL_CreateYUVOverlay</B | |
| 105 ></CODE | |
| 106 >(int width, int height, Uint32 format, SDL_Surface *display);</CODE | |
| 107 ></P | |
| 108 ><P | |
| 109 ></P | |
| 110 ></DIV | |
| 111 ></DIV | |
| 112 ><DIV | |
| 113 CLASS="REFSECT1" | |
| 114 ><A | |
|
55
55f1f1b3e27d
Added new docs for SDL 1.2.1
Sam Lantinga <slouken@lokigames.com>
parents:
0
diff
changeset
|
115 NAME="AEN2399" |
| 0 | 116 ></A |
| 117 ><H2 | |
| 118 >Description</H2 | |
| 119 ><P | |
| 120 ><TT | |
| 121 CLASS="FUNCTION" | |
| 122 >SDL_CreateYUVOverlay</TT | |
| 123 > creates a YUV overlay of the specified <TT | |
| 124 CLASS="PARAMETER" | |
| 125 ><I | |
| 126 >width</I | |
| 127 ></TT | |
| 128 >, <TT | |
| 129 CLASS="PARAMETER" | |
| 130 ><I | |
| 131 >height</I | |
| 132 ></TT | |
| 133 > and <TT | |
| 134 CLASS="PARAMETER" | |
| 135 ><I | |
| 136 >format</I | |
| 137 ></TT | |
| 138 > (see <A | |
| 139 HREF="sdloverlay.html" | |
| 140 ><SPAN | |
| 141 CLASS="STRUCTNAME" | |
| 142 >SDL_Overlay</SPAN | |
| 143 ></A | |
| 144 > for a list of available formats), for the provided <TT | |
| 145 CLASS="PARAMETER" | |
| 146 ><I | |
| 147 >display</I | |
| 148 ></TT | |
| 149 >. A <A | |
| 150 HREF="sdloverlay.html" | |
| 151 ><SPAN | |
| 152 CLASS="STRUCTNAME" | |
| 153 >SDL_Overlay</SPAN | |
| 154 ></A | |
| 155 > structure is returned.</P | |
| 156 ><P | |
| 157 >The term 'overlay' is a misnomer since, unless the overlay is created in hardware, the contents for the display surface underneath the area where the overlay is shown will be overwritten when the overlay is displayed.</P | |
| 158 ></DIV | |
| 159 ><DIV | |
| 160 CLASS="REFSECT1" | |
| 161 ><A | |
|
55
55f1f1b3e27d
Added new docs for SDL 1.2.1
Sam Lantinga <slouken@lokigames.com>
parents:
0
diff
changeset
|
162 NAME="AEN2412" |
| 0 | 163 ></A |
| 164 ><H2 | |
| 165 >See Also</H2 | |
| 166 ><P | |
| 167 ><A | |
| 168 HREF="sdloverlay.html" | |
| 169 ><SPAN | |
| 170 CLASS="STRUCTNAME" | |
| 171 >SDL_Overlay</SPAN | |
| 172 ></A | |
| 173 >, | |
| 174 <A | |
| 175 HREF="sdldisplayyuvoverlay.html" | |
| 176 ><TT | |
| 177 CLASS="FUNCTION" | |
| 178 >SDL_DisplayYUVOverlay</TT | |
| 179 ></A | |
| 180 >, | |
| 181 <A | |
| 182 HREF="sdlfreeyuvoverlay.html" | |
| 183 ><TT | |
| 184 CLASS="FUNCTION" | |
| 185 >SDL_FreeYUVOverlay</TT | |
| 186 ></A | |
| 187 ></P | |
| 188 ></DIV | |
| 189 ><DIV | |
| 190 CLASS="NAVFOOTER" | |
| 191 ><HR | |
| 192 ALIGN="LEFT" | |
| 193 WIDTH="100%"><TABLE | |
| 194 WIDTH="100%" | |
| 195 BORDER="0" | |
| 196 CELLPADDING="0" | |
| 197 CELLSPACING="0" | |
| 198 ><TR | |
| 199 ><TD | |
| 200 WIDTH="33%" | |
| 201 ALIGN="left" | |
| 202 VALIGN="top" | |
| 203 ><A | |
| 204 HREF="sdlglswapbuffers.html" | |
| 205 >Prev</A | |
| 206 ></TD | |
| 207 ><TD | |
| 208 WIDTH="34%" | |
| 209 ALIGN="center" | |
| 210 VALIGN="top" | |
| 211 ><A | |
| 212 HREF="index.html" | |
| 213 >Home</A | |
| 214 ></TD | |
| 215 ><TD | |
| 216 WIDTH="33%" | |
| 217 ALIGN="right" | |
| 218 VALIGN="top" | |
| 219 ><A | |
| 220 HREF="sdllockyuvoverlay.html" | |
| 221 >Next</A | |
| 222 ></TD | |
| 223 ></TR | |
| 224 ><TR | |
| 225 ><TD | |
| 226 WIDTH="33%" | |
| 227 ALIGN="left" | |
| 228 VALIGN="top" | |
| 229 >SDL_GL_SwapBuffers</TD | |
| 230 ><TD | |
| 231 WIDTH="34%" | |
| 232 ALIGN="center" | |
| 233 VALIGN="top" | |
| 234 ><A | |
| 235 HREF="video.html" | |
| 236 >Up</A | |
| 237 ></TD | |
| 238 ><TD | |
| 239 WIDTH="33%" | |
| 240 ALIGN="right" | |
| 241 VALIGN="top" | |
| 242 >SDL_LockYUVOverlay</TD | |
| 243 ></TR | |
| 244 ></TABLE | |
| 245 ></DIV | |
| 246 ></BODY | |
| 247 ></HTML | |
| 248 > |