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view docs/man3/SDL_ConvertSurface.3 @ 948:ac488ad4ef1d
Don't fail if we don't have ALSA available
author | Sam Lantinga <slouken@libsdl.org> |
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date | Tue, 24 Aug 2004 06:32:50 +0000 |
parents | e5bc29de3f0a |
children | 546f7c1eb755 |
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.TH "SDL_ConvertSurface" "3" "Tue 11 Sep 2001, 23:01" "SDL" "SDL API Reference" .SH "NAME" SDL_ConvertSurface\- Converts a surface to the same format as another surface\&. .SH "SYNOPSIS" .PP \fB#include "SDL/SDL\&.h" .sp \fBSDL_Surface *\fBSDL_ConvertSurface\fP\fR(\fBSDL_Surface *src, SDL_PixelFormat *fmt, Uint32 flags\fR); .SH "DESCRIPTION" .PP Creates a new surface of the specified format, and then copies and maps the given surface to it\&. If this function fails, it returns \fBNULL\fP\&. .PP The \fBflags\fR parameter is passed to \fI\fBSDL_CreateRGBSurface\fP\fR and has those semantics\&. .PP This function is used internally by \fI\fBSDL_DisplayFormat\fP\fR\&. .PP This function can only be called after SDL_Init\&. .SH "RETURN VALUE" .PP Returns either a pointer to the new surface, or \fBNULL\fP on error\&. .SH "SEE ALSO" .PP \fI\fBSDL_CreateRGBSurface\fP\fR, \fI\fBSDL_DisplayFormat\fP\fR, \fI\fBSDL_PixelFormat\fR\fR, \fI\fBSDL_Surface\fR\fR ...\" created by instant / docbook-to-man, Tue 11 Sep 2001, 23:01