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/*
* Copyright 2003-2018 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 "tag/Id3Load.hxx"
#include "tag/Rva2.hxx"
#include "ReplayGainInfo.hxx"
#include "thread/Mutex.hxx"
#include "fs/Path.hxx"
#include "input/InputStream.hxx"
#include "input/LocalOpen.hxx"
#include "util/PrintException.hxx"
#include <id3tag.h>
#ifdef HAVE_LOCALE_H
#include <locale.h>
#endif
#include <stdlib.h>
#include <stdio.h>
static void
DumpReplayGainTuple(const char *name, const ReplayGainTuple &tuple)
{
if (tuple.IsDefined())
fprintf(stderr, "replay_gain[%s]: gain=%f peak=%f\n",
name, tuple.gain, tuple.peak);
}
static void
DumpReplayGainInfo(const ReplayGainInfo &info)
{
DumpReplayGainTuple("album", info.album);
DumpReplayGainTuple("track", info.track);
}
int main(int argc, char **argv)
try {
#ifdef HAVE_LOCALE_H
/* initialize locale */
setlocale(LC_CTYPE,"");
#endif
if (argc != 2) {
fprintf(stderr, "Usage: read_rva2 FILE\n");
return EXIT_FAILURE;
}
const Path path = Path::FromFS(argv[1]);
Mutex mutex;
auto is = OpenLocalInputStream(path, mutex);
const auto tag = tag_id3_load(*is);
if (tag == NULL) {
fprintf(stderr, "No ID3 tag found\n");
return EXIT_FAILURE;
}
ReplayGainInfo replay_gain;
replay_gain.Clear();
bool success = tag_rva2_parse(tag.get(), replay_gain);
if (!success) {
fprintf(stderr, "No RVA2 tag found\n");
return EXIT_FAILURE;
}
DumpReplayGainInfo(replay_gain);
return EXIT_SUCCESS;
} catch (...) {
PrintException(std::current_exception());
return EXIT_FAILURE;
}
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