226 lines
5.1 KiB
C++
226 lines
5.1 KiB
C++
/*
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* Copyright (C) 2003-2011 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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*
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* You should have received a copy of the GNU General Public License along
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* with this program; if not, write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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*/
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#include "config.h"
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#include "IOThread.hxx"
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#include "DecoderList.hxx"
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#include "DecoderAPI.hxx"
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#include "InputInit.hxx"
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#include "input_stream.h"
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#include "audio_format.h"
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#include "stdbin.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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#include <stdlib.h>
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static void
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my_log_func(const gchar *log_domain, G_GNUC_UNUSED GLogLevelFlags log_level,
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const gchar *message, G_GNUC_UNUSED gpointer user_data)
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{
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if (log_domain != NULL)
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g_printerr("%s: %s\n", log_domain, message);
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else
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g_printerr("%s\n", message);
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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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struct audio_format_string af_string;
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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=%s\n",
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audio_format_to_string(audio_format, &af_string));
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decoder->initialized = true;
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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_lock_read(is, buffer, length, NULL);
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}
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void
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decoder_timestamp(G_GNUC_UNUSED struct decoder *decoder,
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G_GNUC_UNUSED double t)
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{
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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 uint16_t kbit_rate)
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{
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G_GNUC_UNUSED ssize_t nbytes = 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 Tag *tag)
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{
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return DECODE_COMMAND_NONE;
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}
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void
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decoder_replay_gain(G_GNUC_UNUSED struct decoder *decoder,
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const struct replay_gain_info *replay_gain_info)
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{
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const struct replay_gain_tuple *tuple =
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&replay_gain_info->tuples[REPLAY_GAIN_ALBUM];
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if (replay_gain_tuple_defined(tuple))
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g_printerr("replay_gain[album]: gain=%f peak=%f\n",
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tuple->gain, tuple->peak);
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tuple = &replay_gain_info->tuples[REPLAY_GAIN_TRACK];
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if (replay_gain_tuple_defined(tuple))
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g_printerr("replay_gain[track]: gain=%f peak=%f\n",
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tuple->gain, tuple->peak);
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}
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void
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decoder_mixramp(G_GNUC_UNUSED struct decoder *decoder,
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char *mixramp_start, char *mixramp_end)
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{
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g_free(mixramp_start);
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g_free(mixramp_end);
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}
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int main(int argc, char **argv)
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{
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GError *error = NULL;
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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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#if !GLIB_CHECK_VERSION(2,32,0)
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g_thread_init(NULL);
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#endif
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g_log_set_default_handler(my_log_func, NULL);
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io_thread_init();
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if (!io_thread_start(&error)) {
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g_warning("%s", error->message);
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g_error_free(error);
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return EXIT_FAILURE;
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}
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if (!input_stream_global_init(&error)) {
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g_warning("%s", error->message);
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g_error_free(error);
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return 2;
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}
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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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decoder.initialized = false;
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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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Mutex mutex;
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Cond cond;
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struct input_stream *is =
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input_stream_open(decoder.uri, mutex, cond, &error);
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if (is == NULL) {
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if (error != NULL) {
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g_warning("%s", error->message);
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g_error_free(error);
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} else
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g_printerr("input_stream_open() failed\n");
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return 1;
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}
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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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input_stream_global_finish();
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io_thread_deinit();
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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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