diff options
Diffstat (limited to '')
-rw-r--r-- | libraries/openjpeg-libsl/libopenjpeg/event.c | 121 |
1 files changed, 121 insertions, 0 deletions
diff --git a/libraries/openjpeg-libsl/libopenjpeg/event.c b/libraries/openjpeg-libsl/libopenjpeg/event.c new file mode 100644 index 0000000..291ff58 --- /dev/null +++ b/libraries/openjpeg-libsl/libopenjpeg/event.c | |||
@@ -0,0 +1,121 @@ | |||
1 | /* | ||
2 | * Copyright (c) 2005, Hervé Drolon, FreeImage Team | ||
3 | * All rights reserved. | ||
4 | * | ||
5 | * Redistribution and use in source and binary forms, with or without | ||
6 | * modification, are permitted provided that the following conditions | ||
7 | * are met: | ||
8 | * 1. Redistributions of source code must retain the above copyright | ||
9 | * notice, this list of conditions and the following disclaimer. | ||
10 | * 2. Redistributions in binary form must reproduce the above copyright | ||
11 | * notice, this list of conditions and the following disclaimer in the | ||
12 | * documentation and/or other materials provided with the distribution. | ||
13 | * | ||
14 | * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS `AS IS' | ||
15 | * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE | ||
16 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE | ||
17 | * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE | ||
18 | * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR | ||
19 | * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF | ||
20 | * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS | ||
21 | * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN | ||
22 | * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) | ||
23 | * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE | ||
24 | * POSSIBILITY OF SUCH DAMAGE. | ||
25 | */ | ||
26 | |||
27 | #include "opj_includes.h" | ||
28 | |||
29 | /* ========================================================== | ||
30 | Utility functions | ||
31 | ==========================================================*/ | ||
32 | |||
33 | #if !defined(_MSC_VER) && !defined(__MINGW32__) | ||
34 | static char* | ||
35 | i2a(unsigned i, char *a, unsigned r) { | ||
36 | if (i/r > 0) a = i2a(i/r,a,r); | ||
37 | *a = "0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZ"[i%r]; | ||
38 | return a+1; | ||
39 | } | ||
40 | |||
41 | /** | ||
42 | Transforms integer i into an ascii string and stores the result in a; | ||
43 | string is encoded in the base indicated by r. | ||
44 | @param i Number to be converted | ||
45 | @param a String result | ||
46 | @param r Base of value; must be in the range 2 - 36 | ||
47 | @return Returns a | ||
48 | */ | ||
49 | static char * | ||
50 | _itoa(int i, char *a, int r) { | ||
51 | r = ((r < 2) || (r > 36)) ? 10 : r; | ||
52 | if(i < 0) { | ||
53 | *a = '-'; | ||
54 | *i2a(-i, a+1, r) = 0; | ||
55 | } | ||
56 | else *i2a(i, a, r) = 0; | ||
57 | return a; | ||
58 | } | ||
59 | |||
60 | #endif /* !WIN32 */ | ||
61 | |||
62 | /* ----------------------------------------------------------------------- */ | ||
63 | |||
64 | opj_event_mgr_t* OPJ_CALLCONV opj_set_event_mgr(opj_common_ptr cinfo, opj_event_mgr_t *event_mgr, void *context) { | ||
65 | if(cinfo) { | ||
66 | opj_event_mgr_t *previous = cinfo->event_mgr; | ||
67 | cinfo->event_mgr = event_mgr; | ||
68 | cinfo->client_data = context; | ||
69 | return previous; | ||
70 | } | ||
71 | |||
72 | return NULL; | ||
73 | } | ||
74 | |||
75 | bool opj_event_msg(opj_common_ptr cinfo, int event_type, const char *fmt, ...) { | ||
76 | #define MSG_SIZE 512 /* 512 bytes should be more than enough for a short message */ | ||
77 | opj_msg_callback msg_handler = NULL; | ||
78 | |||
79 | opj_event_mgr_t *event_mgr = cinfo->event_mgr; | ||
80 | if(event_mgr != NULL) { | ||
81 | switch(event_type) { | ||
82 | case EVT_ERROR: | ||
83 | msg_handler = event_mgr->error_handler; | ||
84 | break; | ||
85 | case EVT_WARNING: | ||
86 | msg_handler = event_mgr->warning_handler; | ||
87 | break; | ||
88 | case EVT_INFO: | ||
89 | msg_handler = event_mgr->info_handler; | ||
90 | break; | ||
91 | default: | ||
92 | break; | ||
93 | } | ||
94 | if(msg_handler == NULL) { | ||
95 | return false; | ||
96 | } | ||
97 | } else { | ||
98 | return false; | ||
99 | } | ||
100 | |||
101 | if ((fmt != NULL) && (event_mgr != NULL)) { | ||
102 | va_list arg; | ||
103 | int str_length/*, i, j*/; /* UniPG */ | ||
104 | char message[MSG_SIZE]; | ||
105 | memset(message, 0, MSG_SIZE); | ||
106 | /* initialize the optional parameter list */ | ||
107 | va_start(arg, fmt); | ||
108 | /* check the length of the format string */ | ||
109 | str_length = (strlen(fmt) > MSG_SIZE) ? MSG_SIZE : strlen(fmt); | ||
110 | /* parse the format string and put the result in 'message' */ | ||
111 | vsprintf(message, fmt, arg); /* UniPG */ | ||
112 | /* deinitialize the optional parameter list */ | ||
113 | va_end(arg); | ||
114 | |||
115 | /* output the message to the user program */ | ||
116 | msg_handler(message, cinfo->client_data); | ||
117 | } | ||
118 | |||
119 | return true; | ||
120 | } | ||
121 | |||