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/*
* Copyright (C) 2003-2011 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 "DecoderList.hxx"
#include "decoder_api.h"
#include "InputInit.hxx"
#include "InputStream.hxx"
#include "audio_format.h"
extern "C" {
#include "tag_ape.h"
#include "tag_id3.h"
}
#include "tag_handler.h"
#include <glib.h>
#include <assert.h>
#include <unistd.h>
#include <stdlib.h>
#ifdef HAVE_LOCALE_H
#include <locale.h>
#endif
void
decoder_initialized(G_GNUC_UNUSED struct decoder *decoder,
G_GNUC_UNUSED const struct audio_format *audio_format,
G_GNUC_UNUSED bool seekable,
G_GNUC_UNUSED float total_time)
{
}
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_lock_read(is, buffer, length, NULL);
}
void
decoder_timestamp(G_GNUC_UNUSED struct decoder *decoder,
G_GNUC_UNUSED double t)
{
}
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 uint16_t bit_rate)
{
G_GNUC_UNUSED ssize_t nbytes = 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;
}
void
decoder_replay_gain(G_GNUC_UNUSED struct decoder *decoder,
G_GNUC_UNUSED const struct replay_gain_info *replay_gain_info)
{
}
void
decoder_mixramp(G_GNUC_UNUSED struct decoder *decoder,
char *mixramp_start, char *mixramp_end)
{
g_free(mixramp_start);
g_free(mixramp_end);
}
static bool empty = true;
static void
print_duration(unsigned seconds, G_GNUC_UNUSED void *ctx)
{
g_print("duration=%d\n", seconds);
}
static void
print_tag(enum tag_type type, const char *value, G_GNUC_UNUSED void *ctx)
{
g_print("[%s]=%s\n", tag_item_names[type], value);
empty = false;
}
static void
print_pair(const char *name, const char *value, G_GNUC_UNUSED void *ctx)
{
g_print("\"%s\"=%s\n", name, value);
}
static const struct tag_handler print_handler = {
print_duration,
print_tag,
print_pair,
};
int main(int argc, char **argv)
{
GError *error = NULL;
const char *decoder_name, *path;
const struct decoder_plugin *plugin;
#ifdef HAVE_LOCALE_H
/* initialize locale */
setlocale(LC_CTYPE,"");
#endif
if (argc != 3) {
g_printerr("Usage: read_tags DECODER FILE\n");
return 1;
}
decoder_name = argv[1];
path = argv[2];
g_thread_init(NULL);
io_thread_init();
if (!io_thread_start(&error)) {
g_warning("%s", error->message);
g_error_free(error);
return EXIT_FAILURE;
}
if (!input_stream_global_init(&error)) {
g_warning("%s", error->message);
g_error_free(error);
return 2;
}
decoder_plugin_init_all();
plugin = decoder_plugin_from_name(decoder_name);
if (plugin == NULL) {
g_printerr("No such decoder: %s\n", decoder_name);
return 1;
}
bool success = decoder_plugin_scan_file(plugin, path,
&print_handler, NULL);
if (!success && plugin->scan_stream != NULL) {
Mutex mutex;
Cond cond;
struct input_stream *is =
input_stream_open(path, mutex, cond, &error);
if (is == NULL) {
g_printerr("Failed to open %s: %s\n",
path, error->message);
g_error_free(error);
return 1;
}
mutex.lock();
while (!is->ready) {
cond.wait(mutex);
input_stream_update(is);
}
if (!input_stream_check(is, &error)) {
mutex.unlock();
g_printerr("Failed to read %s: %s\n",
path, error->message);
g_error_free(error);
return EXIT_FAILURE;
}
mutex.unlock();
success = decoder_plugin_scan_stream(plugin, is,
&print_handler, NULL);
input_stream_close(is);
}
decoder_plugin_deinit_all();
input_stream_global_finish();
io_thread_deinit();
if (!success) {
g_printerr("Failed to read tags\n");
return 1;
}
if (empty) {
tag_ape_scan2(path, &print_handler, NULL);
if (empty)
tag_id3_scan(path, &print_handler, NULL);
}
return 0;
}
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