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
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
|
/*
* Copyright 2003-2016 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 "FakeDecoderAPI.hxx"
#include "decoder/DecoderAPI.hxx"
#include "input/InputStream.hxx"
#include "Compiler.h"
#include <stdexcept>
#include <unistd.h>
#include <stdio.h>
void
FakeDecoder::Ready(const AudioFormat audio_format,
gcc_unused bool seekable,
SignedSongTime duration)
{
struct audio_format_string af_string;
assert(!initialized);
assert(audio_format.IsValid());
fprintf(stderr, "audio_format=%s duration=%f\n",
audio_format_to_string(audio_format, &af_string),
duration.ToDoubleS());
initialized = true;
}
DecoderCommand
decoder_get_command(gcc_unused DecoderClient &client)
{
return DecoderCommand::NONE;
}
void
decoder_command_finished(gcc_unused DecoderClient &client)
{
}
SongTime
decoder_seek_time(gcc_unused DecoderClient &client)
{
return SongTime();
}
uint64_t
decoder_seek_where_frame(gcc_unused DecoderClient &client)
{
return 1;
}
void
decoder_seek_error(gcc_unused DecoderClient &client)
{
}
InputStreamPtr
decoder_open_uri(DecoderClient &client, const char *uri)
{
auto &decoder = (FakeDecoder &)client;
return InputStream::OpenReady(uri, decoder.mutex, decoder.cond);
}
size_t
decoder_read(gcc_unused DecoderClient *client,
InputStream &is,
void *buffer, size_t length)
{
try {
return is.LockRead(buffer, length);
} catch (const std::runtime_error &) {
return 0;
}
}
bool
decoder_read_full(DecoderClient *client, InputStream &is,
void *_buffer, size_t size)
{
uint8_t *buffer = (uint8_t *)_buffer;
while (size > 0) {
size_t nbytes = decoder_read(client, is, buffer, size);
if (nbytes == 0)
return false;
buffer += nbytes;
size -= nbytes;
}
return true;
}
bool
decoder_skip(DecoderClient *client, InputStream &is, size_t size)
{
while (size > 0) {
char buffer[1024];
size_t nbytes = decoder_read(client, is, buffer,
std::min(sizeof(buffer), size));
if (nbytes == 0)
return false;
size -= nbytes;
}
return true;
}
void
decoder_timestamp(gcc_unused DecoderClient &client,
gcc_unused double t)
{
}
DecoderCommand
decoder_data(gcc_unused DecoderClient &client,
gcc_unused InputStream *is,
const void *data, size_t datalen,
gcc_unused uint16_t kbit_rate)
{
static uint16_t prev_kbit_rate;
if (kbit_rate != prev_kbit_rate) {
prev_kbit_rate = kbit_rate;
fprintf(stderr, "%u kbit/s\n", kbit_rate);
}
gcc_unused ssize_t nbytes = write(1, data, datalen);
return DecoderCommand::NONE;
}
DecoderCommand
decoder_tag(gcc_unused DecoderClient &client,
gcc_unused InputStream *is,
Tag &&tag)
{
fprintf(stderr, "TAG: duration=%f\n", tag.duration.ToDoubleS());
for (const auto &i : tag)
fprintf(stderr, " %s=%s\n", tag_item_names[i.type], i.value);
return DecoderCommand::NONE;
}
void
decoder_replay_gain(gcc_unused DecoderClient &client,
const ReplayGainInfo *rgi)
{
const ReplayGainTuple *tuple = &rgi->tuples[REPLAY_GAIN_ALBUM];
if (tuple->IsDefined())
fprintf(stderr, "replay_gain[album]: gain=%f peak=%f\n",
tuple->gain, tuple->peak);
tuple = &rgi->tuples[REPLAY_GAIN_TRACK];
if (tuple->IsDefined())
fprintf(stderr, "replay_gain[track]: gain=%f peak=%f\n",
tuple->gain, tuple->peak);
}
void
decoder_mixramp(gcc_unused DecoderClient &client, gcc_unused MixRampInfo &&mix_ramp)
{
fprintf(stderr, "MixRamp: start='%s' end='%s'\n",
mix_ramp.GetStart(), mix_ramp.GetEnd());
}
|
