e0e92e050e
Added a command line program which runs a decoder plugin.
163 lines
3.7 KiB
C
163 lines
3.7 KiB
C
/*
|
|
* Copyright (C) 2003-2009 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
|
|
*/
|
|
|
|
#include "decoder_list.h"
|
|
#include "decoder_api.h"
|
|
#include "input_stream.h"
|
|
#include "audio_format.h"
|
|
#include "pcm_volume.h"
|
|
|
|
#include <glib.h>
|
|
|
|
#include <assert.h>
|
|
#include <unistd.h>
|
|
|
|
/**
|
|
* No-op dummy.
|
|
*/
|
|
void
|
|
pcm_volume(G_GNUC_UNUSED void *buffer, G_GNUC_UNUSED int length,
|
|
G_GNUC_UNUSED const struct audio_format *format,
|
|
G_GNUC_UNUSED int volume)
|
|
{
|
|
}
|
|
|
|
struct decoder {
|
|
const char *uri;
|
|
|
|
const struct decoder_plugin *plugin;
|
|
|
|
bool initialized;
|
|
};
|
|
|
|
void
|
|
decoder_initialized(struct decoder *decoder,
|
|
const struct audio_format *audio_format,
|
|
G_GNUC_UNUSED bool seekable,
|
|
G_GNUC_UNUSED float total_time)
|
|
{
|
|
assert(!decoder->initialized);
|
|
assert(audio_format_valid(audio_format));
|
|
|
|
g_printerr("audio_format=%u:%u:%u\n", audio_format->sample_rate,
|
|
audio_format->bits, audio_format->channels);
|
|
|
|
decoder->initialized = true;
|
|
}
|
|
|
|
char *decoder_get_uri(struct decoder *decoder)
|
|
{
|
|
return g_strdup(decoder->uri);
|
|
}
|
|
|
|
enum decoder_command
|
|
decoder_get_command(G_GNUC_UNUSED struct decoder *decoder)
|
|
{
|
|
return DECODE_COMMAND_NONE;
|
|
}
|
|
|
|
void decoder_command_finished(G_GNUC_UNUSED struct decoder *decoder)
|
|
{
|
|
}
|
|
|
|
double decoder_seek_where(G_GNUC_UNUSED struct decoder *decoder)
|
|
{
|
|
return 1.0;
|
|
}
|
|
|
|
void decoder_seek_error(G_GNUC_UNUSED struct decoder *decoder)
|
|
{
|
|
}
|
|
|
|
size_t
|
|
decoder_read(G_GNUC_UNUSED struct decoder *decoder,
|
|
struct input_stream *is,
|
|
void *buffer, size_t length)
|
|
{
|
|
return input_stream_read(is, buffer, length);
|
|
}
|
|
|
|
enum decoder_command
|
|
decoder_data(G_GNUC_UNUSED struct decoder *decoder,
|
|
G_GNUC_UNUSED struct input_stream *is,
|
|
const void *data, size_t datalen,
|
|
G_GNUC_UNUSED float data_time, G_GNUC_UNUSED uint16_t bit_rate,
|
|
G_GNUC_UNUSED struct replay_gain_info *replay_gain_info)
|
|
{
|
|
write(1, data, datalen);
|
|
return DECODE_COMMAND_NONE;
|
|
}
|
|
|
|
enum decoder_command
|
|
decoder_tag(G_GNUC_UNUSED struct decoder *decoder,
|
|
G_GNUC_UNUSED struct input_stream *is,
|
|
G_GNUC_UNUSED const struct tag *tag)
|
|
{
|
|
return DECODE_COMMAND_NONE;
|
|
}
|
|
|
|
int main(int argc, char **argv)
|
|
{
|
|
bool ret;
|
|
const char *decoder_name;
|
|
struct decoder decoder;
|
|
|
|
if (argc != 3) {
|
|
g_printerr("Usage: run_decoder DECODER URI >OUT\n");
|
|
return 1;
|
|
}
|
|
|
|
decoder_name = argv[1];
|
|
decoder.uri = argv[2];
|
|
|
|
decoder_plugin_init_all();
|
|
|
|
decoder.plugin = decoder_plugin_from_name(decoder_name);
|
|
if (decoder.plugin == NULL) {
|
|
g_printerr("No such decoder: %s\n", decoder_name);
|
|
return 1;
|
|
}
|
|
|
|
if (decoder.plugin->file_decode != NULL) {
|
|
decoder_plugin_file_decode(decoder.plugin, &decoder,
|
|
decoder.uri);
|
|
} else if (decoder.plugin->stream_decode != NULL) {
|
|
struct input_stream is;
|
|
|
|
ret = input_stream_open(&is, decoder.uri);
|
|
if (!ret)
|
|
return 1;
|
|
|
|
decoder_plugin_stream_decode(decoder.plugin, &decoder, &is);
|
|
|
|
input_stream_close(&is);
|
|
} else {
|
|
g_printerr("Decoder plugin is not usable\n");
|
|
return 1;
|
|
}
|
|
|
|
decoder_plugin_deinit_all();
|
|
|
|
if (!decoder.initialized) {
|
|
g_printerr("Decoding failed\n");
|
|
return 1;
|
|
}
|
|
|
|
return 0;
|
|
}
|