Reader_QIODevice Class Reference

Inheritance diagram for Reader_QIODevice:

Public Member Functions
int64_t	get_position () const override
int	read (void *data, size_t size) override
	Reader_QIODevice (QIODevice *device)
int	seek (int64_t position) override
heif_reader_grow_status	wait_for_file_size (int64_t target_size) override

Private Attributes
QIODevice *	m_device
int64_t	m_total_length

Detailed Description

Definition at line 55 of file HeifImport.cpp.

Constructor & Destructor Documentation

Reader_QIODevice()

Reader_QIODevice::Reader_QIODevice ( QIODevice * device )

inline

Definition at line 57 of file HeifImport.cpp.

        : m_device(device)
        , m_total_length(m_device->bytesAvailable())
    {
    }

Member Function Documentation

get_position()

int64_t Reader_QIODevice::get_position ( ) const

inlineoverride

Definition at line 63 of file HeifImport.cpp.

  {
      return m_device->pos();
  }

References m_device.

read()

int Reader_QIODevice::read ( void * data, size_t size )

inlineoverride

Definition at line 67 of file HeifImport.cpp.

  {
      qint64 readSize =
          m_device->read(static_cast<char *>(data), static_cast<qint64>(size));
      return (readSize > 0 && readSize != static_cast<qint64>(size));
  }

References m_device.

seek()

int Reader_QIODevice::seek ( int64_t position )

inlineoverride

Definition at line 73 of file HeifImport.cpp.

  {
      return !m_device->seek(position);
  }

References m_device.

wait_for_file_size()

heif_reader_grow_status Reader_QIODevice::wait_for_file_size ( int64_t target_size )

inlineoverride

Definition at line 77 of file HeifImport.cpp.

  {
      return (target_size > m_total_length)
          ? heif_reader_grow_status_size_beyond_eof
          : heif_reader_grow_status_size_reached;
  }

References m_total_length.

Member Data Documentation

m_device

QIODevice* Reader_QIODevice::m_device

private

Definition at line 85 of file HeifImport.cpp.

m_total_length

int64_t Reader_QIODevice::m_total_length

private

Definition at line 86 of file HeifImport.cpp.

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The documentation for this class was generated from the following file:

• plugins/impex/heif/HeifImport.cpp