rockbox/apps/plugins/lib/read_image.c
2009-05-02 03:47:46 +00:00

55 lines
2 KiB
C

/***************************************************************************
* __________ __ ___.
* Open \______ \ ____ ____ | | _\_ |__ _______ ___
* Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
* Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
* Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
* \/ \/ \/ \/ \/
* $Id$
*
* Copyright (C) 2009 by Andrew Mahone
*
* This is a wrapper for the core jpeg_load.c
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
* KIND, either express or implied.
*
****************************************************************************/
#include <plugin.h>
#include "feature_wrappers.h"
int read_image_file(const char* filename, struct bitmap *bm, int maxsize,
int format, const struct custom_format *cformat)
{
#if LCD_DEPTH > 1
int namelen = rb->strlen(filename);
if (rb->strcmp(filename + namelen - 4, ".bmp"))
return read_jpeg_file(filename, bm, maxsize, format, cformat);
else
#endif
return scaled_read_bmp_file(filename, bm, maxsize, format, cformat);
}
int read_image_file_offset(int offset, const char* filename, struct bitmap *bm,
int maxsize, int format,
const struct custom_format *cformat)
{
int fd = rb->open(filename, O_RDONLY);
if (fd < 0)
return fd;
if (offset != rb->lseek(fd, offset, SEEK_SET))
return -1;
#if LCD_DEPTH > 1
int namelen = rb->strlen(filename);
if (rb->strcmp(filename + namelen - 4, ".bmp"))
return read_jpeg_fd(fd, bm, maxsize, format, cformat);
else
#endif
return scaled_read_bmp_fd(fd, bm, maxsize, format, cformat);
}