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/*
* Copyright (C) 2003-2014 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 "IOThread.hxx"
#include "decoder/DecoderList.hxx"
#include "decoder/DecoderAPI.hxx"
#include "input/Init.hxx"
#include "input/InputStream.hxx"
#include "AudioFormat.hxx"
#include "util/Error.hxx"
#include "thread/Cond.hxx"
#include "Log.hxx"
#include "stdbin.h"
#ifdef HAVE_GLIB
#include <glib.h>
#endif
#include <assert.h>
#include <unistd.h>
#include <stdlib.h>
#include <stdio.h>
struct Decoder {
const char *uri;
const struct DecoderPlugin *plugin;
bool initialized;
};
void
decoder_initialized(Decoder &decoder,
const AudioFormat audio_format,
gcc_unused bool seekable,
float duration)
{
struct audio_format_string af_string;
assert(!decoder.initialized);
assert(audio_format.IsValid());
fprintf(stderr, "audio_format=%s duration=%f\n",
audio_format_to_string(audio_format, &af_string),
duration);
decoder.initialized = true;
}
DecoderCommand
decoder_get_command(gcc_unused Decoder &decoder)
{
return DecoderCommand::NONE;
}
void
decoder_command_finished(gcc_unused Decoder &decoder)
{
}
double
decoder_seek_where(gcc_unused Decoder &decoder)
{
return 1.0;
}
void
decoder_seek_error(gcc_unused Decoder &decoder)
{
}
size_t
decoder_read(gcc_unused Decoder *decoder,
InputStream &is,
void *buffer, size_t length)
{
return is.LockRead(buffer, length, IgnoreError());
}
bool
decoder_read_full(Decoder *decoder, InputStream &is,
void *_buffer, size_t size)
{
uint8_t *buffer = (uint8_t *)_buffer;
while (size > 0) {
size_t nbytes = decoder_read(decoder, is, buffer, size);
if (nbytes == 0)
return false;
buffer += nbytes;
size -= nbytes;
}
return true;
}
bool
decoder_skip(Decoder *decoder, InputStream &is, size_t size)
{
while (size > 0) {
char buffer[1024];
size_t nbytes = decoder_read(decoder, is, buffer,
std::min(sizeof(buffer), size));
if (nbytes == 0)
return false;
size -= nbytes;
}
return true;
}
void
decoder_timestamp(gcc_unused Decoder &decoder,
gcc_unused double t)
{
}
DecoderCommand
decoder_data(gcc_unused Decoder &decoder,
gcc_unused InputStream *is,
const void *data, size_t datalen,
gcc_unused uint16_t kbit_rate)
{
gcc_unused ssize_t nbytes = write(1, data, datalen);
return DecoderCommand::NONE;
}
DecoderCommand
decoder_tag(gcc_unused Decoder &decoder,
gcc_unused InputStream *is,
gcc_unused Tag &&tag)
{
return DecoderCommand::NONE;
}
void
decoder_replay_gain(gcc_unused Decoder &decoder,
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 Decoder &decoder, gcc_unused MixRampInfo &&mix_ramp)
{
}
int main(int argc, char **argv)
{
const char *decoder_name;
if (argc != 3) {
fprintf(stderr, "Usage: run_decoder DECODER URI >OUT\n");
return EXIT_FAILURE;
}
Decoder decoder;
decoder_name = argv[1];
decoder.uri = argv[2];
#ifdef HAVE_GLIB
#if !GLIB_CHECK_VERSION(2,32,0)
g_thread_init(NULL);
#endif
#endif
io_thread_init();
io_thread_start();
Error error;
if (!input_stream_global_init(error)) {
LogError(error);
return EXIT_FAILURE;
}
decoder_plugin_init_all();
decoder.plugin = decoder_plugin_from_name(decoder_name);
if (decoder.plugin == NULL) {
fprintf(stderr, "No such decoder: %s\n", decoder_name);
return EXIT_FAILURE;
}
decoder.initialized = false;
if (decoder.plugin->file_decode != NULL) {
decoder.plugin->FileDecode(decoder, decoder.uri);
} else if (decoder.plugin->stream_decode != NULL) {
Mutex mutex;
Cond cond;
InputStream *is =
InputStream::Open(decoder.uri, mutex, cond, error);
if (is == NULL) {
if (error.IsDefined())
LogError(error);
else
fprintf(stderr, "input/InputStream::Open() failed\n");
return EXIT_FAILURE;
}
decoder.plugin->StreamDecode(decoder, *is);
is->Close();
} else {
fprintf(stderr, "Decoder plugin is not usable\n");
return EXIT_FAILURE;
}
decoder_plugin_deinit_all();
input_stream_global_finish();
io_thread_deinit();
if (!decoder.initialized) {
fprintf(stderr, "Decoding failed\n");
return EXIT_FAILURE;
}
return 0;
}
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