Tag Parser
6.5.1
C++ library for reading and writing MP4 (iTunes), ID3, Vorbis, Opus, FLAC and Matroska tags
|
The MatroskaCuePositionUpdater class helps to rewrite the "Cues"-element with shifted positions. More...
#include <matroskacues.h>
Public Member Functions | |
MatroskaCuePositionUpdater () | |
Creates a new MatroskaCuePositionUpdater. More... | |
EbmlElement * | cuesElement () const |
Returns the "Cues"-element specified when calling the parse() method. More... | |
uint64 | totalSize () const |
Returns how many bytes will be written when calling the make() method. More... | |
void | parse (EbmlElement *cuesElement) |
Parses the specified cuesElement. More... | |
bool | updateOffsets (uint64 originalOffset, uint64 newOffset) |
Sets the offset of the entries with the specified originalOffset to newOffset. More... | |
bool | updateRelativeOffsets (uint64 referenceOffset, uint64 originalRelativeOffset, uint64 newRelativeOffset) |
Sets the relative offset of the entries with the specified originalRelativeOffset and the specified referenceOffset to newRelativeOffset. More... | |
void | make (std::ostream &stream) |
Writes the previously parsed "Cues"-element with updates positions to the specified stream. More... | |
void | clear () |
Resets the object to its initial state. More... | |
![]() | |
const NotificationList & | notifications () const |
Returns notifications for the current object. More... | |
bool | hasNotifications () const |
Returns an indication whether there are notifications for the current object. More... | |
bool | hasCriticalNotifications () const |
Returns an indication whether there are critical notifications for the current object. More... | |
NotificationType | worstNotificationType () const |
Returns the worst notification type. More... | |
const std::string & | currentStatus () const |
Returns a status information for the current object. More... | |
double | currentPercentage () const |
Returns the progress percentage of the current object. More... | |
size_t | registerCallback (CallbackFunction callback) |
Registers a callback function. More... | |
void | unregisterCallback (size_t id) |
Unregisters a previously registered callback function whith the specified id. More... | |
void | unregisterAllCallbacks () |
Unregisters all callback functions. More... | |
void | forwardStatusUpdateCalls (StatusProvider *other=nullptr) |
Forwards all status updates calls to the specified statusProvider. More... | |
StatusProvider * | usedProvider () |
Returns the provider which callback functions will be called when the status or the percentage is updated. More... | |
void | tryToAbort () |
Commands the object to abort the current operation. More... | |
bool | isAborted () const |
Returns an indication whether the current operation should be aborted. More... | |
void | invalidateStatus () |
Invalidates the current status. More... | |
void | invalidateNotifications () |
Invalidates the object's notifications. More... | |
void | updateStatus (const std::string &status) |
This method is meant to be called by the derived class to report updated status information. More... | |
void | updateStatus (const std::string &status, double percentage) |
This method is meant to be called by the derived class to report updated status information. More... | |
void | updatePercentage (double percentage) |
This method is meant to be called by the derived class to report updated progress percentage only. More... | |
void | addNotification (const Notification ¬ification) |
This method is meant to be called by the derived class to add a notification. More... | |
void | addNotification (NotificationType type, const std::string &message, const std::string &context) |
This method is meant to be called by the derived class to add a notification of the specified type, message and context. More... | |
void | addNotifications (const StatusProvider &from) |
This method is meant to be called by the derived class to add all notifications from another StatusProvider instance. More... | |
void | addNotifications (const std::string &higherContext, const StatusProvider &from) |
This method is meant to be called by the derived class to add all notifications from another StatusProvider instance. More... | |
void | addNotifications (const NotificationList ¬ifications) |
This method is meant to be called by the derived class to add the specified notifications. More... | |
Additional Inherited Members | |
![]() | |
typedef std::function< void(StatusProvider &sender)> | CallbackFunction |
typedef std::vector< CallbackFunction > | CallbackVector |
typedef std::pair< int, CallbackFunction > | CallbackPair |
![]() | |
StatusProvider () | |
Constructs a new StatusProvider. More... | |
The MatroskaCuePositionUpdater class helps to rewrite the "Cues"-element with shifted positions.
This class is used when rewriting a Matroska file to save changed tag information.
Definition at line 62 of file matroskacues.h.
|
inline |
Creates a new MatroskaCuePositionUpdater.
The parse() method should be called to do further initialization.
Definition at line 90 of file matroskacues.h.
|
inline |
Resets the object to its initial state.
Parsing results and updates are cleared.
Definition at line 107 of file matroskacues.h.
|
inline |
Returns the "Cues"-element specified when calling the parse() method.
Returns nullptr if no "Cues"-element is set.
Definition at line 99 of file matroskacues.h.
void Media::MatroskaCuePositionUpdater::make | ( | std::ostream & | stream | ) |
Writes the previously parsed "Cues"-element with updates positions to the specified stream.
Definition at line 224 of file matroskacues.cpp.
void Media::MatroskaCuePositionUpdater::parse | ( | EbmlElement * | cuesElement | ) |
Parses the specified cuesElement.
Definition at line 52 of file matroskacues.cpp.
uint64 Media::MatroskaCuePositionUpdater::totalSize | ( | ) | const |
Returns how many bytes will be written when calling the make() method.
Definition at line 38 of file matroskacues.cpp.
bool Media::MatroskaCuePositionUpdater::updateOffsets | ( | uint64 | originalOffset, |
uint64 | newOffset | ||
) |
Sets the offset of the entries with the specified originalOffset to newOffset.
Definition at line 162 of file matroskacues.cpp.
bool Media::MatroskaCuePositionUpdater::updateRelativeOffsets | ( | uint64 | referenceOffset, |
uint64 | originalRelativeOffset, | ||
uint64 | newRelativeOffset | ||
) |
Sets the relative offset of the entries with the specified originalRelativeOffset and the specified referenceOffset to newRelativeOffset.
Definition at line 178 of file matroskacues.cpp.