18#ifndef MLTCONTROLLER_H
19#define MLTCONTROLLER_H
24#include <QScopedPointer>
25#include <QTemporaryFile>
28#include "transportcontrol.h"
33#define MLT_LC_CATEGORY LC_ALL
34#define MLT_LC_NAME "LC_ALL"
36#if LIBMLT_VERSION_INT >= ((7<<16)+(19<<8))
37#define kAudioIndexProperty "astream"
38#define kVideoIndexProperty "vstream"
40#define kAudioIndexProperty "audio_index"
41#define kVideoIndexProperty "video_index"
46const int kMaxImageDurationSecs = 3600 * 4;
47extern const QString XmlMimeType;
49class TransportControl :
public TransportControllable
53 void play(
double speed = 1.0)
override;
54 void pause()
override;
56 void seek(
int position)
override;
57 void rewind(
bool forceChangeDirection)
override;
58 void fastForward(
bool forceChangeDirection)
override;
59 void previous(
int currentPosition)
override;
60 void next(
int currentPosition)
override;
61 void setIn(
int)
override;
62 void setOut(
int)
override;
69 virtual int reconfigure(
bool isMulti) = 0;
72 static Controller &singleton(QObject *parent =
nullptr);
73 virtual ~Controller();
74 static void destroy();
76 virtual QObject *videoWidget() = 0;
77 virtual int setProducer(Mlt::Producer *,
bool isMulti =
false);
78 virtual int open(
const QString &url,
const QString &urlToSave,
bool skipConvert =
false);
79 bool openXML(
const QString &filename);
81 virtual int displayWidth()
const = 0;
82 virtual int displayHeight()
const = 0;
85 virtual void play(
double speed = 1.0);
86 bool isPaused()
const;
89 bool enableJack(
bool enable =
true);
90 void setVolume(
double volume,
bool muteOnPause =
true);
91 double volume()
const;
92 void onWindowResize();
93 virtual void seek(
int position);
94 virtual void refreshConsumer(
bool scrubAudio =
false);
95 bool saveXML(
const QString &filename, Service *service =
nullptr,
bool withRelativePaths =
true,
96 QTemporaryFile *tempFile =
nullptr,
bool proxy =
false, QString projectNote = QString());
97 QString XML(Service *service =
nullptr,
bool withProfile =
false,
bool withMetadata =
true);
98 int consumerChanged();
99 void setProfile(
const QString &profile_name);
100 void setAudioChannels(
int audioChannels);
101 QString resource()
const;
102 bool isSeekable(Mlt::Producer *p =
nullptr)
const;
103 bool isLiveProducer(Mlt::Producer *p =
nullptr)
const;
105 bool isSeekableClip();
106 bool isPlaylist()
const;
107 bool isMultitrack()
const;
108 bool isImageProducer(Service *service)
const;
109 bool isFileProducer(Service *service)
const;
110 void rewind(
bool forceChangeDirection);
111 void fastForward(
bool forceChangeDirection);
112 void previous(
int currentPosition);
113 void next(
int currentPosition);
116 void fixLengthProperties(Service &service);
117 void restart(
const QString &xml =
"");
119 QImage image(Frame *frame,
int width,
int height);
120 QImage image(Mlt::Producer &producer,
int frameNumber,
int width,
int height);
121 void updateAvformatCaching(
int trackCount);
122 bool isAudioFilter(
const QString &name);
123 int realTime()
const;
124 void setImageDurationFromDefault(Service *service)
const;
125 void setDurationFromDefault(Producer *service)
const;
126 void lockCreationTime(Producer *producer)
const;
127 Producer *setupNewProducer(Producer *newProducer)
const;
128 QUuid uuid(Mlt::Properties &properties)
const;
129 void setUuid(Mlt::Properties &properties, QUuid uid)
const;
130 QUuid ensureHasUuid(Mlt::Properties &properties)
const;
131 static void copyFilters(Mlt::Producer &fromProducer, Mlt::Producer &toProducer,
132 bool fromClipboard =
false,
bool includeDisabled =
true);
133 void copyFilters(Mlt::Producer *producer =
nullptr);
134 void pasteFilters(Mlt::Producer *producer =
nullptr, Mlt::Producer *fromProducer =
nullptr);
135 static void adjustFilters(Mlt::Producer &producer,
int startIndex = 0);
136 static void adjustFilter(Mlt::Filter *filter,
int in,
int out,
int inDelta,
int outDelta,
138 static void adjustClipFilters(Mlt::Producer &producer,
int in,
int out,
int inDelta,
int outDelta,
140 bool hasFiltersOnClipboard()
const
142 return m_filtersClipboard->is_valid() && m_filtersClipboard->filter_count() > 0;
144 QString filtersClipboardXML()
146 return XML(m_filtersClipboard.get());
149 int audioChannels()
const
151 return m_audioChannels;
153 Mlt::Repository *repository()
const
157 Mlt::Profile &profile()
161 Mlt::Profile &previewProfile()
163 return m_previewProfile;
165 Mlt::Producer *producer()
const
167 return m_producer.data();
169 Mlt::Consumer *consumer()
const
171 return m_consumer.data();
173 const QString &URL()
const
177 const TransportControllable *transportControl()
const
179 return &m_transportControl;
181 Mlt::Producer *savedProducer()
const
183 return m_savedProducer.data();
185 void setSavedProducer(Mlt::Producer *producer);
186 static Mlt::Filter *getFilter(
const QString &name, Mlt::Service *service);
187 QString projectFolder()
const
189 return m_projectFolder;
191 void setProjectFolder(
const QString &folderName);
192 QChar decimalPoint();
193 static void resetLocale();
194 static int filterIn(Mlt::Playlist &playlist,
int clipIndex);
195 static int filterOut(Mlt::Playlist &playlist,
int clipIndex);
196 void setPreviewScale(
int scale);
197 void updatePreviewProfile();
198 static void purgeMemoryPool();
199 static bool fullRange(Mlt::Producer &producer);
200 static bool isMltXml(
const QString &s)
202 return s.contains(
"<mlt ");
204 static bool isTrackProducer(Mlt::Producer &producer);
205 static int checkFile(
const QString &path);
206 bool blockRefresh(
bool block);
213 singleton().blockRefresh(
true);
217 singleton().blockRefresh(
false);
222 Mlt::Repository *m_repo;
223 QScopedPointer<Mlt::Producer> m_producer;
224 QScopedPointer<Mlt::FilteredConsumer> m_consumer;
227 Mlt::Profile m_profile;
228 Mlt::Profile m_previewProfile;
229 int m_audioChannels{2};
230 QScopedPointer<Mlt::Filter> m_jackFilter;
232 double m_volume{1.0};
233 TransportControl m_transportControl;
234 QScopedPointer<Mlt::Producer> m_savedProducer;
235 QScopedPointer<Mlt::Producer> m_filtersClipboard;
236 unsigned m_skipJackEvents{0};
237 QString m_projectFolder;
238 QMutex m_saveXmlMutex;
241 static void on_jack_started(mlt_properties owner,
void *
object, mlt_event_data data);
242 void onJackStarted(
int position);
243 static void on_jack_stopped(mlt_properties owner,
void *
object, mlt_event_data data);
244 void onJackStopped(
int position);
246 void initFiltersClipboard();
251#define MLT Mlt::Controller::singleton()