std::string FBVLCSubtitleAPI::description(unsigned int sID)
{
FBVLCPtr plg = getPlugin();
vlc_player& p = plg->get_player();
std::string s_name;
libvlc_track_description_t* root_s_desc =
libvlc_video_get_spu_description(p.get_mp());
if( !root_s_desc )
return s_name;
unsigned int sc = libvlc_video_get_spu_count(p.get_mp());
if( sc && sID < sc ) {
libvlc_track_description_t* s_desc = root_s_desc;
for(; sID && s_desc ; --sID ){
s_desc = s_desc->p_next;
}
if ( s_desc && s_desc->psz_name ) {
s_name = s_desc->psz_name;
}
}
libvlc_track_description_list_release(root_s_desc);
return s_name;
}
std::string FBVLCAudioAPI::description(unsigned int trackID)
{
FBVLCPtr plg = getPlugin();
vlc_player& p = plg->get_player();
std::string track_name;
libvlc_track_description_t* root_track_desc =
libvlc_audio_get_track_description(p.get_mp());
if( !root_track_desc )
return track_name;
unsigned int tc = p.audio().track_count();
if( tc && trackID < tc ) {
libvlc_track_description_t* track_desc = root_track_desc;
for(; trackID && track_desc ; --trackID ){
track_desc = track_desc->p_next;
}
if ( track_desc && track_desc->psz_name ) {
track_name = track_desc->psz_name;
}
}
libvlc_track_description_list_release(root_track_desc);
return track_name;
}
/* internal function, used by audio, video */
libvlc_track_description_t *
libvlc_get_track_description( libvlc_media_player_t *p_mi,
const char *psz_variable )
{
input_thread_t *p_input = libvlc_get_input_thread( p_mi );
libvlc_track_description_t *p_track_description = NULL,
*p_actual, *p_previous;
if( !p_input )
return NULL;
vlc_value_t val_list, text_list;
int i_ret = var_Change( p_input, psz_variable, VLC_VAR_GETLIST, &val_list, &text_list );
if( i_ret != VLC_SUCCESS )
return NULL;
/* no tracks */
if( val_list.p_list->i_count <= 0 )
goto end;
p_track_description = ( libvlc_track_description_t * )
malloc( sizeof( libvlc_track_description_t ) );
if ( !p_track_description )
{
libvlc_printerr( "Not enough memory" );
goto end;
}
p_actual = p_track_description;
p_previous = NULL;
for( int i = 0; i < val_list.p_list->i_count; i++ )
{
if( !p_actual )
{
p_actual = ( libvlc_track_description_t * )
malloc( sizeof( libvlc_track_description_t ) );
if ( !p_actual )
{
libvlc_track_description_list_release( p_track_description );
libvlc_printerr( "Not enough memory" );
goto end;
}
}
p_actual->i_id = val_list.p_list->p_values[i].i_int;
p_actual->psz_name = strdup( text_list.p_list->p_values[i].psz_string );
p_actual->p_next = NULL;
if( p_previous )
p_previous->p_next = p_actual;
p_previous = p_actual;
p_actual = NULL;
}
end:
var_FreeList( &val_list, &text_list );
vlc_object_release( p_input );
return p_track_description;
}
QStringList VPlayer::getSubtitles()
{
if(mp&&subtitle.isEmpty()){
auto list=libvlc_video_get_spu_description(mp);
auto iter=list;
while(iter){
QString title=iter->psz_name;
title.replace("Track" ,tr("Track"));
title.replace("Disable",tr("Disable"));
subtitle[title]=iter->i_id;
iter=iter->p_next;
}
libvlc_track_description_list_release(list);
}
return subtitle.keys();
}
jobject Java_org_videolan_libvlc_LibVLC_getAudioTrackDescription(JNIEnv *env, jobject thiz)
{
libvlc_media_player_t *mp = getMediaPlayer(env, thiz);
if (!mp)
return NULL;
int i_nbTracks = libvlc_audio_get_track_count(mp) - 1;
if (i_nbTracks < 0)
i_nbTracks = 0;
jclass mapClass = (*env)->FindClass(env, "java/util/Map");
jclass hashMapClass = (*env)->FindClass(env, "java/util/HashMap");
jmethodID mapPut = (*env)->GetMethodID(env, mapClass, "put", "(Ljava/lang/Object;Ljava/lang/Object;)Ljava/lang/Object;");
/*
* "What are you building? Lay your hand on it. Where is it?"
* We need a concrete map to start
*/
jmethodID mapInit = (*env)->GetMethodID(env, hashMapClass, "<init>", "()V");
jclass integerCls = (*env)->FindClass(env, "java/lang/Integer");
jmethodID integerConstructor = (*env)->GetMethodID(env, integerCls, "<init>", "(I)V");
jobject audioTrackMap = (*env)->NewObject(env, hashMapClass, mapInit);
libvlc_track_description_t *first = libvlc_audio_get_track_description(mp);
libvlc_track_description_t *desc = first != NULL ? first->p_next : NULL;
unsigned i;
for (i = 0; i < i_nbTracks; ++i)
{
// store audio track ID and name in a map as <ID, Track Name>
jobject track_id = (*env)->NewObject(env, integerCls, integerConstructor, desc->i_id);
jstring name = (*env)->NewStringUTF(env, desc->psz_name);
(*env)->CallObjectMethod(env, audioTrackMap, mapPut, track_id, name);
desc = desc->p_next;
}
libvlc_track_description_list_release(first);
// Clean up local references
(*env)->DeleteLocalRef(env, mapClass);
(*env)->DeleteLocalRef(env, hashMapClass);
(*env)->DeleteLocalRef(env, integerCls);
return audioTrackMap;
}
static jobject
mediaplayer_tracklist_to_object(JNIEnv *env,
libvlc_track_description_t *p_first)
{
int i_idx = 0;
int i_nb_tracks = 0;
libvlc_track_description_t *p_track = p_first;
jobjectArray array;
if (!p_track)
return NULL;
do
i_nb_tracks++;
while ((p_track = p_track->p_next) != NULL);
p_track = p_first;
array = (*env)->NewObjectArray(env, i_nb_tracks,
fields.MediaPlayer.TrackDescription.clazz,
NULL);
if (!array)
goto error;
do
{
jobject jtrack = mediaplayer_track_to_object(env, p_track);
if (jtrack)
(*env)->SetObjectArrayElement(env, array, i_idx++, jtrack);
}
while ((p_track = p_track->p_next) != NULL);
error:
libvlc_track_description_list_release(p_first);
return array;
}
QString QmlVlcAudio::description( unsigned int trackID )
{
QString track_name;
libvlc_track_description_t* root_track_desc =
libvlc_audio_get_track_description( m_player.get_mp() );
if( !root_track_desc )
return track_name;
unsigned int tc = m_player.audio().track_count();
if( tc && trackID < tc ) {
libvlc_track_description_t* track_desc = root_track_desc;
for( ; trackID && track_desc ; --trackID ){
track_desc = track_desc->p_next;
}
if ( track_desc && track_desc->psz_name ) {
track_name = track_desc->psz_name;
}
}
libvlc_track_description_list_release( root_track_desc );
return track_name;
}
QString QmlVlcSubtitle::description( unsigned int sID )
{
QString s_name;
libvlc_track_description_t* root_s_desc =
libvlc_video_get_spu_description( m_player.get_mp() );
if( !root_s_desc )
return s_name;
unsigned int sc = libvlc_video_get_spu_count( m_player.get_mp() );
if( sc && sID < sc ) {
libvlc_track_description_t* s_desc = root_s_desc;
for( ; sID && s_desc ; --sID ){
s_desc = s_desc->p_next;
}
if ( s_desc && s_desc->psz_name ) {
s_name = s_desc->psz_name;
}
}
libvlc_track_description_list_release( root_s_desc );
return s_name;
}
// Deprecated alias for libvlc_track_description_list_release
void libvlc_track_description_release( libvlc_track_description_t *p_td )
{
libvlc_track_description_list_release( p_td );
}
