1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
|
/*
* Copyright 2003-2018 The Music Player Daemon Project
* http://www.musicpd.org
*
* 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 program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License along
* with this program; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
#include "config/File.hxx"
#include "config/Migrate.hxx"
#include "config/Data.hxx"
#include "event/Thread.hxx"
#include "decoder/DecoderList.hxx"
#include "decoder/DecoderPlugin.hxx"
#include "DumpDecoderClient.hxx"
#include "input/Init.hxx"
#include "input/InputStream.hxx"
#include "fs/Path.hxx"
#include "AudioFormat.hxx"
#include "util/OptionDef.hxx"
#include "util/OptionParser.hxx"
#include "util/PrintException.hxx"
#include "Log.hxx"
#include "LogBackend.hxx"
#include <stdexcept>
#include <assert.h>
#include <unistd.h>
#include <stdlib.h>
#include <stdio.h>
struct CommandLine {
const char *decoder = nullptr;
const char *uri = nullptr;
Path config_path = nullptr;
bool verbose = false;
};
enum Option {
OPTION_CONFIG,
OPTION_VERBOSE,
};
static constexpr OptionDef option_defs[] = {
{"config", 0, true, "Load a MPD configuration file"},
{"verbose", 'v', false, "Verbose logging"},
};
static CommandLine
ParseCommandLine(int argc, char **argv)
{
CommandLine c;
OptionParser option_parser(option_defs, argc, argv);
while (auto o = option_parser.Next()) {
switch (Option(o.index)) {
case OPTION_CONFIG:
c.config_path = Path::FromFS(o.value);
break;
case OPTION_VERBOSE:
c.verbose = true;
break;
}
}
auto args = option_parser.GetRemaining();
if (args.size != 2)
throw std::runtime_error("Usage: run_decoder [--verbose] [--config=FILE] DECODER URI");
c.decoder = args[0];
c.uri = args[1];
return c;
}
class GlobalInit {
ConfigData config;
EventThread io_thread;
public:
GlobalInit(Path config_path, bool verbose) {
SetLogThreshold(verbose ? LogLevel::DEBUG : LogLevel::INFO);
if (!config_path.IsNull()) {
ReadConfigFile(config, config_path);
Migrate(config);
}
io_thread.Start();
input_stream_global_init(config,
io_thread.GetEventLoop());
decoder_plugin_init_all(config);
}
~GlobalInit() {
decoder_plugin_deinit_all();
input_stream_global_finish();
}
};
int main(int argc, char **argv)
try {
const auto c = ParseCommandLine(argc, argv);
const GlobalInit init(c.config_path, c.verbose);
const DecoderPlugin *plugin = decoder_plugin_from_name(c.decoder);
if (plugin == nullptr) {
fprintf(stderr, "No such decoder: %s\n", c.decoder);
return EXIT_FAILURE;
}
DumpDecoderClient client;
if (plugin->file_decode != nullptr) {
plugin->FileDecode(client, Path::FromFS(c.uri));
} else if (plugin->stream_decode != nullptr) {
auto is = InputStream::OpenReady(c.uri, client.mutex);
plugin->StreamDecode(client, *is);
} else {
fprintf(stderr, "Decoder plugin is not usable\n");
return EXIT_FAILURE;
}
if (!client.IsInitialized()) {
fprintf(stderr, "Decoding failed\n");
return EXIT_FAILURE;
}
return EXIT_SUCCESS;
} catch (...) {
PrintException(std::current_exception());
return EXIT_FAILURE;
}
|
