1 /*
2  * Small jpeg decoder library (header file)
3  *
4  * Copyright (c) 2006, Luc Saillard <luc@saillard.org>
5  * Copyright (c) 2012 Intel Corporation.
6  * All rights reserved.
7  * Redistribution and use in source and binary forms, with or without
8  * modification, are permitted provided that the following conditions are met:
9  *
10  * - Redistributions of source code must retain the above copyright notice,
11  *  this list of conditions and the following disclaimer.
12  *
13  * - Redistributions in binary form must reproduce the above copyright notice,
14  *  this list of conditions and the following disclaimer in the documentation
15  *  and/or other materials provided with the distribution.
16  *
17  * - Neither the name of the author nor the names of its contributors may be
18  *  used to endorse or promote products derived from this software without
19  *  specific prior written permission.
20  *
21  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
22  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
23  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
24  * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
25  * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
26  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
27  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
28  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
29  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
30  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
31  * POSSIBILITY OF SUCH DAMAGE.
32  *
33  */
34 
35 
36 #ifndef __JPEGDEC_H__
37 #define __JPEGDEC_H__
38 
39 #ifdef __cplusplus
40 extern "C" {
41 #endif
42 
43 struct jdec_private;
44 
45 /* Flags that can be set by any applications */
46 #define TINYJPEG_FLAGS_MJPEG_TABLE	(1<<1)
47 
48 /* Format accepted in outout */
49 enum tinyjpeg_fmt {
50    TINYJPEG_FMT_GREY = 1,
51    TINYJPEG_FMT_BGR24,
52    TINYJPEG_FMT_RGB24,
53    TINYJPEG_FMT_YUV420P,
54 };
55 
56 struct jdec_private *tinyjpeg_init(void);
57 void tinyjpeg_free(struct jdec_private *priv);
58 
59 int tinyjpeg_parse_header(struct jdec_private *priv, const unsigned char *buf, unsigned int size);
60 int tinyjpeg_decode(struct jdec_private *priv);
61 const char *tinyjpeg_get_errorstring(struct jdec_private *priv);
62 void tinyjpeg_get_size(struct jdec_private *priv, unsigned int *width, unsigned int *height);
63 
64 #ifdef __cplusplus
65 }
66 #endif
67 
68 #endif
69 
70 
71 
72