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playlistohpl.cpp    216 lines (190 with data), 7.0 kB

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/* Copyright (C) 2014 J.F.Dockes
* 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.,
* 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
#include <QDebug>
#include "playlistohpl.h"
#include "upqo/ohtime_qo.h"
#include "libupnpp/log.hxx"
using namespace UPnPP;
// We take ownership of the OHPlayer object
PlaylistOHPL::PlaylistOHPL(OHPlayer *ohpl, OHTimeQO *ohtm, QObject * parent)
: Playlist(parent), m_ohplo(ohpl), m_ohtmo(ohtm),
m_cursongsecs(0), m_lastsong(false), m_closetoend(false)
{
// Connections from OpenHome renderer to local playlist
connect(m_ohplo, SIGNAL(metadataArrayChanged(const MetaDataList&)),
this, SLOT(onRemoteMetaArray(const MetaDataList&)));
connect(m_ohplo, SIGNAL(currentTrackId(int)),
this, SLOT(onRemoteCurrentTrackid(int)));
connect(m_ohplo, SIGNAL(audioStateChanged(int, const char *)),
this, SLOT(onRemoteTpState(int, const char *)));
connect(m_ohplo, SIGNAL(connectionLost()), this, SIGNAL(connectionLost()));
// Connections from local playlist to openhome
connect(this, SIGNAL(sig_clear_playlist()), m_ohplo, SLOT(clear()));
connect(this, SIGNAL(sig_insert_tracks(const MetaDataList&, int)),
m_ohplo, SLOT(insertTracks(const MetaDataList&, int)));
connect(this, SIGNAL(sig_tracks_removed(const QList<int>&)),
m_ohplo, SLOT(removeTracks(const QList<int>&)));
connect(this, SIGNAL(sig_mode_changed(Playlist_Mode)),
m_ohplo, SLOT(changeMode(Playlist_Mode)));
connect(this, SIGNAL(sig_sync()), m_ohplo, SLOT(sync()));
connect(this, SIGNAL(sig_pause()), m_ohplo, SLOT(pause()));
connect(this, SIGNAL(sig_stop()), m_ohplo, SLOT(stop()));
connect(this, SIGNAL(sig_resume_play()), m_ohplo, SLOT(play()));
connect(this, SIGNAL(sig_forward()), m_ohplo, SLOT(next()));
connect(this, SIGNAL(sig_backward()), m_ohplo, SLOT(previous()));
}
static bool samelist(const MetaDataList& mdv1, const MetaDataList& mdv2)
{
if (mdv1.size() != mdv2.size())
return false;
for (unsigned int i = 0; i < mdv1.size(); i++) {
if (mdv1[i].filepath.compare(mdv2[i].filepath) ||
mdv1[i].id != mdv2[i].id)
return false;
}
return true;
}
void PlaylistOHPL::onRemoteMetaArray(const MetaDataList& mdv)
{
qDebug() << "PlaylistOHPL::onRemoteMetaArray: " << mdv.size() << " entries";
if (mdv.empty() || !samelist(mdv, m_meta)) {
m_meta = mdv;
emit sig_playlist_updated(m_meta, m_play_idx, 0);
}
}
void PlaylistOHPL::psl_seek(int secs)
{
m_ohplo->seek(secs);
}
void PlaylistOHPL::maybeSetDuration(bool needsig)
{
if (m_play_idx< 0 || m_play_idx >= int(m_meta.size()) || !m_ohtmo) {
return;
}
MetaData& meta(m_meta[m_play_idx]);
if (meta.length_ms <= 0) {
UPnPClient::OHTime::Time tm;
if (m_ohtmo->time(tm)) {
meta.length_ms = tm.duration * 1000;
if (needsig) {
emit sig_track_metadata(meta);
}
}
}
// Set the songsec every time, it's cheap and it makes
// things work when the duration is not in the didl (else
// there are order of events issues which result in unset
// songsecs in ohpladapt
m_ohplo->setSongSecs(meta.length_ms / 1000);
}
void PlaylistOHPL::onRemoteCurrentTrackid(int id)
{
qDebug() << "PlaylistOHPL::onRemoteCurrentTrackid: " << id;
if (id <= 0) {
return;
}
for (vector<MetaData>::iterator it = m_meta.begin();
it != m_meta.end(); it++) {
if (it->id == id) {
if (m_play_idx != it - m_meta.begin()) {
m_play_idx = it - m_meta.begin();
if (m_play_idx == int(m_meta.size()) - 1) {
m_lastsong = true;
}
//qDebug() << " new track index " << m_play_idx;
}
maybeSetDuration(false);
// Emit the current index in any case to let the playlist
// UI scroll to show the currently playing track (some
// time after a user interaction scrolled it off)
emit sig_playing_track_changed(m_play_idx);
// If the track id change was caused by the currently
// playing track having been removed, the play index did
// not change but the metadata did, so emit metadata in
// all cases.
emit sig_track_metadata(*it);
m_cursongsecs = it->length_ms / 1000;
return;
}
}
resetPosState();
LOGINF("PlaylistOHPL::onRemoteCurrentTrackid: track not found in array\n");
}
void PlaylistOHPL::onRemoteSecsInSong_impl(quint32 secs)
{
if (m_lastsong && m_cursongsecs > 0 && int(secs) > int(m_cursongsecs) - 3) {
//qDebug() << "PlaylistOHPL::onRemoteSecsInSong_impl: close to end";
m_closetoend = true;
}
maybeSetDuration(true);
}
void PlaylistOHPL::onRemoteTpState_impl(int, const char *)
{
//qDebug() << "PlaylistOHPL::onRemoteTpState_impl: " << sst;
if (m_tpstate == AUDIO_STOPPED && m_closetoend == true) {
resetPosState();
emit sig_playlist_done();
}
}
void PlaylistOHPL::psl_clear_playlist_impl()
{
// Tell the Open Home Playlist to do it.
emit sig_clear_playlist();
// If we're playing, signal playlist done (this is to inform the
// "random play by group" thing to start next group
emit sig_playlist_done();
}
void PlaylistOHPL::psl_change_track_impl(int idx) {
m_ohplo->seekIndex(idx);
}
void PlaylistOHPL::psl_play()
{
if (m_tpstate == AUDIO_STOPPED && valid_row(m_selection_min_row)) {
m_ohplo->seekIndex(m_selection_min_row);
} else {
emit sig_resume_play();
}
}
void PlaylistOHPL::psl_pause()
{
emit sig_pause();
}
void PlaylistOHPL::psl_stop()
{
emit sig_stop();
}
void PlaylistOHPL::psl_forward()
{
emit sig_forward();
}
void PlaylistOHPL::psl_backward()
{
emit sig_backward();
}
void PlaylistOHPL::psl_insert_tracks(const MetaDataList& meta, int afteridx)
{
qDebug() << "PlaylistOHPL::psl_insert_tracks ntracks " << meta.size() <<
" afteridx" << afteridx;
emit sig_insert_tracks(meta, afteridx);
}
void PlaylistOHPL::psl_remove_rows(const QList<int>& rows, bool)
{
if (rows.contains(m_play_idx)) {
m_play_idx = -1;
}
emit sig_tracks_removed(rows);
}