mpd/test/dump_playlist.cxx

109 lines
2.5 KiB
C++

// SPDX-License-Identifier: GPL-2.0-or-later
// Copyright The Music Player Daemon Project
#include "TagSave.hxx"
#include "song/DetachedSong.hxx"
#include "playlist/SongEnumerator.hxx"
#include "input/InputStream.hxx"
#include "ConfigGlue.hxx"
#include "decoder/DecoderList.hxx"
#include "input/Init.hxx"
#include "event/Thread.hxx"
#include "playlist/PlaylistRegistry.hxx"
#include "playlist/PlaylistPlugin.hxx"
#include "fs/Path.hxx"
#include "fs/NarrowPath.hxx"
#include "io/BufferedOutputStream.hxx"
#include "io/StdioOutputStream.hxx"
#include "thread/Cond.hxx"
#include "util/PrintException.hxx"
#include <unistd.h>
#include <stdlib.h>
static void
tag_save(FILE *file, const Tag &tag)
{
StdioOutputStream sos(file);
WithBufferedOutputStream(sos, [&](auto &bos){
tag_save(bos, tag);
});
}
int main(int argc, char **argv)
try {
const char *uri;
if (argc != 3) {
fprintf(stderr, "Usage: dump_playlist CONFIG URI\n");
return EXIT_FAILURE;
}
const FromNarrowPath config_path = argv[1];
uri = argv[2];
/* initialize MPD */
const auto config = AutoLoadConfigFile(config_path);
EventThread io_thread;
io_thread.Start();
const ScopeInputPluginsInit input_plugins_init(config, io_thread.GetEventLoop());
const ScopePlaylistPluginsInit playlist_plugins_init(config);
const ScopeDecoderPluginsInit decoder_plugins_init(config);
/* open the playlist */
Mutex mutex;
InputStreamPtr is;
auto playlist = playlist_list_open_uri(uri, mutex);
if (playlist == nullptr) {
/* open the stream and wait until it becomes ready */
is = InputStream::OpenReady(uri, mutex);
/* open the playlist */
playlist = playlist_list_open_stream(std::move(is), uri);
if (playlist == nullptr) {
fprintf(stderr, "Failed to open playlist\n");
return 2;
}
}
/* dump the playlist */
std::unique_ptr<DetachedSong> song;
while ((song = playlist->NextSong()) != nullptr) {
printf("%s\n", song->GetURI());
const unsigned start_ms = song->GetStartTime().ToMS();
const unsigned end_ms = song->GetEndTime().ToMS();
if (end_ms > 0)
printf("range: %u:%02u..%u:%02u\n",
start_ms / 60000,
(start_ms / 1000) % 60,
end_ms / 60000,
(end_ms / 1000) % 60);
else if (start_ms > 0)
printf("range: %u:%02u..\n",
start_ms / 60000,
(start_ms / 1000) % 60);
tag_save(stdout, song->GetTag());
}
/* deinitialize everything */
playlist.reset();
is.reset();
return EXIT_SUCCESS;
} catch (...) {
PrintException(std::current_exception());
return EXIT_FAILURE;
}