rt-thread-official/rtgui/common/jpeg/rdgif.c

39 lines
1.2 KiB
C

/*
* rdgif.c
*
* Copyright (C) 1991-1997, Thomas G. Lane.
* This file is part of the Independent JPEG Group's software.
* For conditions of distribution and use, see the accompanying README file.
*
* This file contains routines to read input images in GIF format.
*
*****************************************************************************
* NOTE: to avoid entanglements with Unisys' patent on LZW compression, *
* the ability to read GIF files has been removed from the IJG distribution. *
* Sorry about that. *
*****************************************************************************
*
* We are required to state that
* "The Graphics Interchange Format(c) is the Copyright property of
* CompuServe Incorporated. GIF(sm) is a Service Mark property of
* CompuServe Incorporated."
*/
#include "cdjpeg.h" /* Common decls for cjpeg/djpeg applications */
#ifdef GIF_SUPPORTED
/*
* The module selection routine for GIF format input.
*/
GLOBAL(cjpeg_source_ptr)
jinit_read_gif (j_compress_ptr cinfo)
{
fprintf(stderr, "GIF input is unsupported for legal reasons. Sorry.\n");
exit(EXIT_FAILURE);
return NULL; /* keep compiler happy */
}
#endif /* GIF_SUPPORTED */