dcp::AssetWriter Class Reference

Parent class for classes which can write MXF-based assets. More...

#include <asset_writer.h>

Inheritance diagram for dcp::AssetWriter:

Public Member Functions
	AssetWriter (AssetWriter const &)=delete
AssetWriter &	operator= (AssetWriter const &)=delete
virtual bool	finalize ()
int64_t	frames_written () const

Protected Member Functions
	AssetWriter (MXF *mxf, boost::filesystem::path file)

Protected Attributes
MXF *	_mxf = nullptr
boost::filesystem::path	_file
int64_t	_frames_written = 0
bool	_finalized = false
bool	_started = false
std::shared_ptr< EncryptionContext >	_crypto_context

Detailed Description

Parent class for classes which can write MXF-based assets.

The AssetWriter lasts for the duration of the write and is then discarded. They can only be created by calling start_write() on an appropriate Asset object.

Definition at line 61 of file asset_writer.h.

Constructor & Destructor Documentation

AssetWriter()

AssetWriter::AssetWriter ( MXF *  mxf, boost::filesystem::path  file  )

protected

Create an AssetWriter.

Parameters

mxf	MXF that we are writing.
file	File to write to.

Definition at line 55 of file asset_writer.cc.

Member Function Documentation

finalize()

bool AssetWriter::finalize ( )

virtual

Returns

true if anything was written by this writer

Reimplemented in dcp::StereoPictureAssetWriter, dcp::SoundAssetWriter, dcp::MonoPictureAssetWriter, and dcp::AtmosAssetWriter.

Definition at line 65 of file asset_writer.cc.

Member Data Documentation

_file

boost::filesystem::path dcp::AssetWriter::_file

protected

File that we are writing to

Definition at line 82 of file asset_writer.h.

_finalized

bool dcp::AssetWriter::_finalized = false

protected

true if finalize() has been called on this object

Definition at line 88 of file asset_writer.h.

_frames_written

int64_t dcp::AssetWriter::_frames_written = 0

protected

Number of ‘frames’ written so far; the definition of a frame varies depending on the subclass.

Definition at line 86 of file asset_writer.h.

_mxf

MXF* dcp::AssetWriter::_mxf = nullptr

protected

MXF that we are writing

Definition at line 80 of file asset_writer.h.

_started

bool dcp::AssetWriter::_started = false

protected

true if something has been written to this asset

Definition at line 90 of file asset_writer.h.

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

• src/asset_writer.h
• src/asset_writer.cc