163 lines
3.7 KiB
C
163 lines
3.7 KiB
C
/*
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* Copyright (C) 2003-2009 The Music Player Daemon Project
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* http://www.musicpd.org
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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#include "decoder_list.h"
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#include "decoder_api.h"
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#include "input_stream.h"
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#include "audio_format.h"
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#include "pcm_volume.h"
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#include <glib.h>
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#include <assert.h>
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#include <unistd.h>
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/**
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* No-op dummy.
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*/
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void
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pcm_volume(G_GNUC_UNUSED void *buffer, G_GNUC_UNUSED int length,
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G_GNUC_UNUSED const struct audio_format *format,
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G_GNUC_UNUSED int volume)
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{
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}
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struct decoder {
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const char *uri;
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const struct decoder_plugin *plugin;
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bool initialized;
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};
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void
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decoder_initialized(struct decoder *decoder,
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const struct audio_format *audio_format,
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G_GNUC_UNUSED bool seekable,
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G_GNUC_UNUSED float total_time)
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{
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assert(!decoder->initialized);
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assert(audio_format_valid(audio_format));
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g_printerr("audio_format=%u:%u:%u\n", audio_format->sample_rate,
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audio_format->bits, audio_format->channels);
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decoder->initialized = true;
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}
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char *decoder_get_uri(struct decoder *decoder)
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{
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return g_strdup(decoder->uri);
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}
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enum decoder_command
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decoder_get_command(G_GNUC_UNUSED struct decoder *decoder)
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{
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return DECODE_COMMAND_NONE;
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}
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void decoder_command_finished(G_GNUC_UNUSED struct decoder *decoder)
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{
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}
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double decoder_seek_where(G_GNUC_UNUSED struct decoder *decoder)
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{
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return 1.0;
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}
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void decoder_seek_error(G_GNUC_UNUSED struct decoder *decoder)
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{
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}
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size_t
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decoder_read(G_GNUC_UNUSED struct decoder *decoder,
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struct input_stream *is,
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void *buffer, size_t length)
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{
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return input_stream_read(is, buffer, length);
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}
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enum decoder_command
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decoder_data(G_GNUC_UNUSED struct decoder *decoder,
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G_GNUC_UNUSED struct input_stream *is,
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const void *data, size_t datalen,
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G_GNUC_UNUSED float data_time, G_GNUC_UNUSED uint16_t bit_rate,
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G_GNUC_UNUSED struct replay_gain_info *replay_gain_info)
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{
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write(1, data, datalen);
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return DECODE_COMMAND_NONE;
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}
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enum decoder_command
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decoder_tag(G_GNUC_UNUSED struct decoder *decoder,
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G_GNUC_UNUSED struct input_stream *is,
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G_GNUC_UNUSED const struct tag *tag)
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{
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return DECODE_COMMAND_NONE;
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}
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int main(int argc, char **argv)
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{
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bool ret;
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const char *decoder_name;
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struct decoder decoder;
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if (argc != 3) {
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g_printerr("Usage: run_decoder DECODER URI >OUT\n");
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return 1;
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}
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decoder_name = argv[1];
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decoder.uri = argv[2];
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decoder_plugin_init_all();
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decoder.plugin = decoder_plugin_from_name(decoder_name);
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if (decoder.plugin == NULL) {
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g_printerr("No such decoder: %s\n", decoder_name);
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return 1;
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}
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if (decoder.plugin->file_decode != NULL) {
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decoder_plugin_file_decode(decoder.plugin, &decoder,
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decoder.uri);
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} else if (decoder.plugin->stream_decode != NULL) {
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struct input_stream is;
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ret = input_stream_open(&is, decoder.uri);
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if (!ret)
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return 1;
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decoder_plugin_stream_decode(decoder.plugin, &decoder, &is);
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input_stream_close(&is);
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} else {
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g_printerr("Decoder plugin is not usable\n");
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return 1;
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}
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decoder_plugin_deinit_all();
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if (!decoder.initialized) {
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g_printerr("Decoding failed\n");
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return 1;
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}
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return 0;
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}
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