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
|
/*
* Copyright (C) 2003-2013 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.h"
#include "EncoderList.hxx"
#include "EncoderPlugin.hxx"
#include "AudioFormat.hxx"
#include "AudioParser.hxx"
#include "conf.h"
#include "stdbin.h"
#include <glib.h>
#include <stddef.h>
#include <unistd.h>
static void
encoder_to_stdout(Encoder &encoder)
{
size_t length;
static char buffer[32768];
while ((length = encoder_read(&encoder, buffer, sizeof(buffer))) > 0) {
G_GNUC_UNUSED ssize_t ignored = write(1, buffer, length);
}
}
int main(int argc, char **argv)
{
GError *error = NULL;
bool ret;
const char *encoder_name;
static char buffer[32768];
/* parse command line */
if (argc > 3) {
g_printerr("Usage: run_encoder [ENCODER] [FORMAT] <IN >OUT\n");
return 1;
}
if (argc > 1)
encoder_name = argv[1];
else
encoder_name = "vorbis";
/* create the encoder */
const auto plugin = encoder_plugin_get(encoder_name);
if (plugin == NULL) {
g_printerr("No such encoder: %s\n", encoder_name);
return 1;
}
config_param param;
param.AddBlockParam("quality", "5.0", -1);
const auto encoder = encoder_init(*plugin, param, &error);
if (encoder == NULL) {
g_printerr("Failed to initialize encoder: %s\n",
error->message);
g_error_free(error);
return 1;
}
/* open the encoder */
AudioFormat audio_format(44100, SampleFormat::S16, 2);
if (argc > 2) {
ret = audio_format_parse(audio_format, argv[2],
false, &error);
if (!ret) {
g_printerr("Failed to parse audio format: %s\n",
error->message);
g_error_free(error);
return 1;
}
}
if (!encoder_open(encoder, audio_format, &error)) {
g_printerr("Failed to open encoder: %s\n",
error->message);
g_error_free(error);
return 1;
}
encoder_to_stdout(*encoder);
/* do it */
ssize_t nbytes;
while ((nbytes = read(0, buffer, sizeof(buffer))) > 0) {
ret = encoder_write(encoder, buffer, nbytes, &error);
if (!ret) {
g_printerr("encoder_write() failed: %s\n",
error->message);
g_error_free(error);
return 1;
}
encoder_to_stdout(*encoder);
}
ret = encoder_end(encoder, &error);
if (!ret) {
g_printerr("encoder_flush() failed: %s\n",
error->message);
g_error_free(error);
return 1;
}
encoder_to_stdout(*encoder);
}
|
