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comparison DPF-Prymula-audioplugins/dpf/distrho/src/DistrhoUtils.cpp @ 3:84e66ea83026

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DPF-Prymula-audioplugins-0.231015-2
author prymula <prymula76@outlook.com>
date Mon, 16 Oct 2023 21:53:34 +0200
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2:cf2cb71d31dd 3:84e66ea83026
1 /*
2 * DISTRHO Plugin Framework (DPF)
3 * Copyright (C) 2012-2022 Filipe Coelho <falktx@falktx.com>
4 *
5 * Permission to use, copy, modify, and/or distribute this software for any purpose with
6 * or without fee is hereby granted, provided that the above copyright notice and this
7 * permission notice appear in all copies.
8 *
9 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES WITH REGARD
10 * TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS. IN
11 * NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL
12 * DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER
13 * IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
14 * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
15 */
16
17 #ifndef DISTRHO_IS_STANDALONE
18 # error Wrong build configuration
19 #endif
20
21 #include "../extra/String.hpp"
22 #include "../DistrhoStandaloneUtils.hpp"
23
24 #ifdef DISTRHO_OS_WINDOWS
25 # include <windows.h>
26 #else
27 # ifndef STATIC_BUILD
28 # include <dlfcn.h>
29 # endif
30 # include <limits.h>
31 # include <stdlib.h>
32 #endif
33
34 #ifdef DISTRHO_OS_WINDOWS
35 # if DISTRHO_IS_STANDALONE || defined(STATIC_BUILD)
36 static constexpr const HINSTANCE hInstance = nullptr;
37 # else
38 static HINSTANCE hInstance = nullptr;
39
40 DISTRHO_PLUGIN_EXPORT
41 BOOL WINAPI DllMain(HINSTANCE hInst, DWORD reason, LPVOID)
42 {
43 if (reason == DLL_PROCESS_ATTACH)
44 hInstance = hInst;
45 return 1;
46 }
47 # endif
48 #endif
49
50 START_NAMESPACE_DISTRHO
51
52 // -----------------------------------------------------------------------
53
54 const char* getBinaryFilename()
55 {
56 static String filename;
57
58 #ifndef STATIC_BUILD
59 if (filename.isNotEmpty())
60 return filename;
61
62 #ifdef DISTRHO_OS_WINDOWS
63 CHAR filenameBuf[MAX_PATH];
64 filenameBuf[0] = '\0';
65 GetModuleFileNameA(hInstance, filenameBuf, sizeof(filenameBuf));
66 filename = filenameBuf;
67 #else
68 Dl_info info;
69 dladdr((void*)getBinaryFilename, &info);
70 char filenameBuf[PATH_MAX];
71 filename = realpath(info.dli_fname, filenameBuf);
72 #endif
73 #endif
74
75 return filename;
76 }
77
78 const char* getPluginFormatName() noexcept
79 {
80 #if defined(DISTRHO_PLUGIN_TARGET_CARLA)
81 return "Carla";
82 #elif defined(DISTRHO_PLUGIN_TARGET_JACK)
83 #if defined(DISTRHO_OS_WASM)
84 return "Wasm/Standalone";
85 #elif defined(HAVE_JACK)
86 return "JACK/Standalone";
87 #else
88 return "Standalone";
89 #endif
90 #elif defined(DISTRHO_PLUGIN_TARGET_LADSPA)
91 return "LADSPA";
92 #elif defined(DISTRHO_PLUGIN_TARGET_DSSI)
93 return "DSSI";
94 #elif defined(DISTRHO_PLUGIN_TARGET_LV2)
95 return "LV2";
96 #elif defined(DISTRHO_PLUGIN_TARGET_VST2)
97 return "VST2";
98 #elif defined(DISTRHO_PLUGIN_TARGET_VST3)
99 return "VST3";
100 #elif defined(DISTRHO_PLUGIN_TARGET_CLAP)
101 return "CLAP";
102 #elif defined(DISTRHO_PLUGIN_TARGET_STATIC) && defined(DISTRHO_PLUGIN_TARGET_STATIC_NAME)
103 return DISTRHO_PLUGIN_TARGET_STATIC_NAME;
104 #else
105 return "Unknown";
106 #endif
107 }
108
109 const char* getResourcePath(const char* const bundlePath) noexcept
110 {
111 DISTRHO_SAFE_ASSERT_RETURN(bundlePath != nullptr, nullptr);
112
113 #if defined(DISTRHO_PLUGIN_TARGET_JACK) || defined(DISTRHO_PLUGIN_TARGET_VST2) || defined(DISTRHO_PLUGIN_TARGET_CLAP)
114 static String resourcePath;
115
116 if (resourcePath.isEmpty())
117 {
118 resourcePath = bundlePath;
119 #ifdef DISTRHO_OS_MAC
120 resourcePath += "/Contents/Resources";
121 #else
122 resourcePath += DISTRHO_OS_SEP_STR "resources";
123 #endif
124 }
125
126 return resourcePath.buffer();
127 #elif defined(DISTRHO_PLUGIN_TARGET_LV2)
128 static String resourcePath;
129
130 if (resourcePath.isEmpty())
131 {
132 resourcePath = bundlePath;
133 resourcePath += DISTRHO_OS_SEP_STR "resources";
134 }
135
136 return resourcePath.buffer();
137 #elif defined(DISTRHO_PLUGIN_TARGET_VST3)
138 static String resourcePath;
139
140 if (resourcePath.isEmpty())
141 {
142 resourcePath = bundlePath;
143 resourcePath += "/Contents/Resources";
144 }
145
146 return resourcePath.buffer();
147 #endif
148
149 return nullptr;
150 }
151
152 #ifndef DISTRHO_PLUGIN_TARGET_JACK
153 // all these are null for non-standalone targets
154 bool isUsingNativeAudio() noexcept { return false; }
155 bool supportsAudioInput() { return false; }
156 bool supportsBufferSizeChanges() { return false; }
157 bool supportsMIDI() { return false; }
158 bool isAudioInputEnabled() { return false; }
159 bool isMIDIEnabled() { return false; }
160 uint getBufferSize() { return 0; }
161 bool requestAudioInput() { return false; }
162 bool requestBufferSizeChange(uint) { return false; }
163 bool requestMIDI() { return false; }
164 #endif
165
166 // -----------------------------------------------------------------------
167
168 END_NAMESPACE_DISTRHO