void VlcMediaWidget::updateAudioStreams()
{
audioStreams.clear();
libvlc_track_description_t *track = libvlc_audio_get_track_description(vlcMediaPlayer);
if (track != NULL) {
// skip the 'deactivate' audio channel
track = track->p_next;
}
while (track != NULL) {
QString audioStream = QString::fromUtf8(track->psz_name);
int cutBegin = (audioStream.indexOf(QLatin1Char('[')) + 1);
if (cutBegin > 0) {
int cutEnd = audioStream.lastIndexOf(QLatin1Char(']'));
if (cutEnd >= 0) {
// remove unnecessary text
audioStream = audioStream.mid(cutBegin, cutEnd - cutBegin);
}
}
if (audioStream.isEmpty()) {
audioStream = QString::number(audioStreams.size() + 1);
}
audioStreams.append(audioStream);
track = track->p_next;
}
// skip the 'deactivate' audio channel
currentAudioStream = (libvlc_audio_get_track(vlcMediaPlayer) - 1);
}
static void
_send_all_track_info(struct _App *app)
{
int track_count, current;
libvlc_track_description_t *desc;
current = libvlc_audio_get_track(app->mp);
track_count = libvlc_audio_get_track_count(app->mp);
desc = libvlc_audio_get_track_description(app->mp);
_send_track_info(app, EM_RESULT_AUDIO_TRACK_INFO,
current, track_count, desc);
current = libvlc_video_get_track(app->mp);
track_count = libvlc_video_get_track_count(app->mp);
desc = libvlc_video_get_track_description(app->mp);
_send_track_info(app, EM_RESULT_VIDEO_TRACK_INFO,
current, track_count, desc);
current = libvlc_video_get_spu(app->mp);
track_count = libvlc_video_get_spu_count(app->mp);
desc = libvlc_video_get_spu_description(app->mp);
_send_track_info(app, EM_RESULT_SPU_TRACK_INFO,
current, track_count, desc);
}
jint Java_org_videolan_libvlc_LibVLC_getAudioTrack(JNIEnv *env, jobject thiz)
{
libvlc_media_player_t *mp = getMediaPlayer(env, thiz);
if (mp)
return libvlc_audio_get_track(mp);
return -1;
}
RuntimeNPObject::InvokeResult
LibvlcAudioNPObject::getProperty(int index, NPVariant &result)
{
/* is plugin still running */
if( isPluginRunning() )
{
VlcPlugin* p_plugin = getPrivate<VlcPlugin>();
libvlc_exception_t ex;
libvlc_exception_init(&ex);
switch( index )
{
case ID_audio_mute:
{
bool muted = libvlc_audio_get_mute(p_plugin->getVLC(), &ex);
RETURN_ON_EXCEPTION(this,ex);
BOOLEAN_TO_NPVARIANT(muted, result);
return INVOKERESULT_NO_ERROR;
}
case ID_audio_volume:
{
int volume = libvlc_audio_get_volume(p_plugin->getVLC(), &ex);
RETURN_ON_EXCEPTION(this,ex);
INT32_TO_NPVARIANT(volume, result);
return INVOKERESULT_NO_ERROR;
}
case ID_audio_track:
{
libvlc_media_player_t *p_md = p_plugin->getMD(&ex);
RETURN_ON_EXCEPTION(this,ex);
int track = libvlc_audio_get_track(p_md, &ex);
RETURN_ON_EXCEPTION(this,ex);
INT32_TO_NPVARIANT(track, result);
return INVOKERESULT_NO_ERROR;
}
case ID_audio_count:
{
libvlc_media_player_t *p_md = p_plugin->getMD(&ex);
RETURN_ON_EXCEPTION(this,ex);
// get the number of audio track available
int i_track = libvlc_audio_get_track_count(p_md, &ex);
RETURN_ON_EXCEPTION(this,ex);
// return it
INT32_TO_NPVARIANT(i_track, result);
return INVOKERESULT_NO_ERROR;
}
case ID_audio_channel:
{
int channel = libvlc_audio_get_channel(p_plugin->getVLC(), &ex);
RETURN_ON_EXCEPTION(this,ex);
INT32_TO_NPVARIANT(channel, result);
return INVOKERESULT_NO_ERROR;
}
default:
;
}
}
return INVOKERESULT_GENERIC_ERROR;
}
int VlcAudio::track() const
{
int track = -1;
if (_vlcMediaPlayer) {
track = libvlc_audio_get_track(_vlcMediaPlayer);
VlcError::showErrmsg();
}
return track;
}
jint
Java_org_videolan_libvlc_MediaPlayer_nativeGetAudioTrack(JNIEnv *env,
jobject thiz)
{
vlcjni_object *p_obj = VLCJniObject_getInstance(env, thiz);
if (!p_obj)
return -2;
return libvlc_audio_get_track(p_obj->u.p_mp);
}
STDMETHODIMP VLCAudio::get_track(long* track)
{
if( NULL == track )
return E_POINTER;
libvlc_media_player_t* p_md;
HRESULT hr = getMD(&p_md);
if( SUCCEEDED(hr) )
{
*track = libvlc_audio_get_track(p_md);
}
return hr;
};
void LiveWidget::setupAudioTrackMenu()
{
if (!libvlc_media_player_is_playing(this->vlcMediaPlayer))
return;
foreach (QAction* action, this->audioTrackMenu->actions())
this->audioTrackMenu->removeAction(action);
int currentTrack = libvlc_audio_get_track(this->vlcMediaPlayer);
libvlc_track_description_t* trackDescription = libvlc_audio_get_track_description(this->vlcMediaPlayer);
while (trackDescription != NULL)
{
this->audioTrackAction = this->audioTrackMenu->addAction(/*QIcon(":/Graphics/Images/RenameRundown.png"),*/ trackDescription->psz_name);
this->audioTrackAction->setCheckable(true);
this->audioTrackAction->setData(trackDescription->i_id);
if (trackDescription->i_id == currentTrack)
this->audioTrackAction->setChecked(true);
trackDescription = trackDescription->p_next;
}
}