Plugin JPEG decoder for data in memory, along with test_mem_jpeg.c and bench_mem_jpeg.c plugins to test and benchmark it, and a line-length clean up in jpeg_load.c.

git-svn-id: svn://svn.rockbox.org/rockbox/trunk@20871 a1c6a512-1295-4272-9138-f99709370657

apps/plugins/lib/jpeg_mem.h

@@ -0,0 +1,41 @@
+/***************************************************************************
+*             __________               __   ___.
+*   Open      \______   \ ____   ____ |  | _\_ |__   _______  ___
+*   Source     |       _//  _ \_/ ___\|  |/ /| __ \ /  _ \  \/  /
+*   Jukebox    |    |   (  <_> )  \___|    < | \_\ (  <_> > <  <
+*   Firmware   |____|_  /\____/ \___  >__|_ \|___  /\____/__/\_ \
+*                     \/            \/     \/    \/            \/
+* $Id$
+*
+* Copyright (C) 2009 by Andrew Mahone
+*
+* Header for the in-memory JPEG decoder.
+*
+* 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 "resize.h"
+#include "bmp.h"
+#include "jpeg_common.h"
+
+#ifndef _JPEG_MEM_H
+#define _JPEG_MEM_H
+
+int get_jpeg_dim_mem(unsigned char *data, unsigned long len,
+                     struct dim *size);
+
+int decode_jpeg_mem(unsigned char *data, unsigned long len,
+                    struct bitmap *bm,
+                    int maxsize,
+                    int format,
+                    const struct custom_format *cformat);
+
+#endif /* _JPEG_MEM_H */