#include <LibAVVideoReader.hpp>

Inheritance diagram for tuttle::plugin::av::LibAVVideoReader:

Collaboration diagram for tuttle::plugin::av::LibAVVideoReader:

Public Member Functions
	LibAVVideoReader ()
	~LibAVVideoReader ()
bool	open (const std::string &filename)
void	close ()
bool	read (const int frame)
int	width () const
int	height () const
double	aspectRatio () const
EIntrelacment	interlacment ()
int	bitRate () const
double	fps () const
uint64_t	nbFrames () const
int	frame () const
bool	isOpen () const
unsigned char *	data ()
std::string	codecName () const
std::string	formatName () const
std::string	codecIDString () const
std::string	codecTypeString () const
Data Fields
AVFormatContext *	_avFormatOptions
AVStream *	_stream
AVInputFormat *	_format
AVFrame *	_avFrame
AVCodec *	_videoCodec
AVPacket	_pkt
struct SwsContext *	_sws_context
	contexte de transformation swscale
std::vector< int >	_videoIdx
int	_fpsNum
int	_fpsDen
int	_currVideoIdx
uint64_t	_nbFrames
int	_width
int	_height
double	_aspect
int	_bitRate
std::vector< unsigned char >	_data
bool	_offsetTime
int	_lastSearchPos
int	_lastDecodedPos
int	_lastDecodedFrame
bool	_isOpen
EIntrelacment	_interlacment
Private Member Functions
bool	setupStreamInfo ()
bool	hasVideo () const
AVStream *	getVideoStream ()
void	openVideoCodec ()
void	closeVideoCodec ()
boost::int64_t	getTimeStamp (const int pos) const
bool	seek (size_t pos)
	Seek to the nearest previous keyframe from pos. Write in _data the image result.
bool	decodeImage (const int frame)
	Decode the current frame.

Detailed Description

Definition at line 19 of file LibAVVideoReader.hpp.

Constructor & Destructor Documentation

tuttle::plugin::av::LibAVVideoReader::LibAVVideoReader ( ) [explicit]

Definition at line 17 of file LibAVVideoReader.cpp.

References _avFormatOptions, and _avFrame.

tuttle::plugin::av::LibAVVideoReader::~LibAVVideoReader ( )

Definition at line 46 of file LibAVVideoReader.cpp.

References _avFormatOptions, _avFrame, and close().

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Member Function Documentation

double tuttle::plugin::av::LibAVVideoReader::aspectRatio ( ) const [inline]

Definition at line 69 of file LibAVVideoReader.hpp.

References _aspect.

Referenced by tuttle::plugin::av::LibAVVideoWriter::configureFromRead(), tuttle::plugin::av::reader::AVReaderPlugin::getClipPreferences(), and tuttle::plugin::av::reader::AVReaderPlugin::getRegionOfDefinition().

int tuttle::plugin::av::LibAVVideoReader::bitRate ( ) const [inline]

Definition at line 79 of file LibAVVideoReader.hpp.

References _bitRate.

void tuttle::plugin::av::LibAVVideoReader::close ( )

Definition at line 140 of file LibAVVideoReader.cpp.

References _avFormatOptions, _isOpen, and closeVideoCodec().

Referenced by tuttle::plugin::av::reader::AVReaderPlugin::endSequenceRender(), open(), and ~LibAVVideoReader().

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void tuttle::plugin::av::LibAVVideoReader::closeVideoCodec ( ) [private]

Definition at line 336 of file LibAVVideoReader.cpp.

References getVideoStream().

Referenced by close().

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std::string tuttle::plugin::av::LibAVVideoReader::codecIDString ( ) const [inline]

Definition at line 127 of file LibAVVideoReader.hpp.

References _videoCodec.

std::string tuttle::plugin::av::LibAVVideoReader::codecName ( ) const [inline]

Definition at line 113 of file LibAVVideoReader.hpp.

References _videoCodec.

Referenced by tuttle::plugin::av::LibAVVideoWriter::configureFromRead().

std::string tuttle::plugin::av::LibAVVideoReader::codecTypeString ( ) const [inline]

Definition at line 134 of file LibAVVideoReader.hpp.

References _videoCodec, and tuttle::plugin::av::LibAV::codecType_toString().

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unsigned char* tuttle::plugin::av::LibAVVideoReader::data ( ) [inline]

Definition at line 108 of file LibAVVideoReader.hpp.

References _data.

bool tuttle::plugin::av::LibAVVideoReader::decodeImage ( const int frame ) [private]

Decode the current frame.

Parameters:

the	number of the current frame

Definition at line 377 of file LibAVVideoReader.cpp.

References _avFormatOptions, _avFrame, _data, _height, _lastDecodedPos, _lastSearchPos, _offsetTime, _pkt, _sws_context, _width, OFX::Log::error(), fps(), getVideoStream(), height(), tuttle::plugin::av::pts, and width().

Referenced by read().

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std::string tuttle::plugin::av::LibAVVideoReader::formatName ( ) const [inline]

Definition at line 120 of file LibAVVideoReader.hpp.

References _format.

Referenced by tuttle::plugin::av::LibAVVideoWriter::configureFromRead().

double tuttle::plugin::av::LibAVVideoReader::fps ( ) const [inline]

Definition at line 84 of file LibAVVideoReader.hpp.

References _fpsDen, and _fpsNum.

Referenced by tuttle::plugin::av::LibAVVideoWriter::configureFromRead(), decodeImage(), tuttle::plugin::av::reader::AVReaderPlugin::getClipPreferences(), getTimeStamp(), and setupStreamInfo().

int tuttle::plugin::av::LibAVVideoReader::frame ( ) const [inline]

Definition at line 98 of file LibAVVideoReader.hpp.

References _lastDecodedPos.

boost::int64_t tuttle::plugin::av::LibAVVideoReader::getTimeStamp ( const int pos ) const [private]

Definition at line 344 of file LibAVVideoReader.cpp.

References _avFormatOptions, and fps().

Referenced by seek().

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AVStream* tuttle::plugin::av::LibAVVideoReader::getVideoStream ( ) [inline, private]

Definition at line 37 of file LibAVVideoReader.hpp.

References _avFormatOptions, _currVideoIdx, and _videoIdx.

Referenced by closeVideoCodec(), decodeImage(), open(), openVideoCodec(), seek(), and setupStreamInfo().

bool tuttle::plugin::av::LibAVVideoReader::hasVideo ( ) const [inline, private]

Definition at line 32 of file LibAVVideoReader.hpp.

References _videoIdx.

Referenced by setupStreamInfo().

int tuttle::plugin::av::LibAVVideoReader::height ( ) const [inline]

Definition at line 64 of file LibAVVideoReader.hpp.

References _height.

Referenced by tuttle::plugin::av::LibAVVideoWriter::configureFromRead(), decodeImage(), tuttle::plugin::av::reader::AVReaderPlugin::getRegionOfDefinition(), and open().

EIntrelacment tuttle::plugin::av::LibAVVideoReader::interlacment ( ) [inline]

Definition at line 74 of file LibAVVideoReader.hpp.

References _interlacment.

Referenced by tuttle::plugin::av::reader::AVReaderPlugin::getClipPreferences().

bool tuttle::plugin::av::LibAVVideoReader::isOpen ( ) const [inline]

Definition at line 103 of file LibAVVideoReader.hpp.

References _isOpen.

Referenced by tuttle::plugin::av::reader::AVReaderPlugin::ensureVideoIsOpen(), and open().

uint64_t tuttle::plugin::av::LibAVVideoReader::nbFrames ( ) const [inline]

Definition at line 93 of file LibAVVideoReader.hpp.

References _nbFrames.

Referenced by tuttle::plugin::av::reader::AVReaderPlugin::getTimeDomain().

bool tuttle::plugin::av::LibAVVideoReader::open ( const std::string & filename )

Definition at line 59 of file LibAVVideoReader.cpp.

References _aspect, _avFormatOptions, _bitRate, _data, _format, _isOpen, _offsetTime, _stream, close(), OFX::Log::error(), getVideoStream(), height(), isOpen(), tuttle::plugin::av::LibAV::libavError_toString(), setupStreamInfo(), and width().

Referenced by tuttle::plugin::av::reader::AVReaderPlugin::ensureVideoIsOpen().

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void tuttle::plugin::av::LibAVVideoReader::openVideoCodec ( ) [private]

Definition at line 317 of file LibAVVideoReader.cpp.

References _currVideoIdx, _videoCodec, and getVideoStream().

Referenced by setupStreamInfo().

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bool tuttle::plugin::av::LibAVVideoReader::read ( const int frame )

Definition at line 155 of file LibAVVideoReader.cpp.

References _avFormatOptions, _currVideoIdx, _lastDecodedFrame, _nbFrames, _pkt, _videoIdx, decodeImage(), OFX::Log::error(), and seek().

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bool tuttle::plugin::av::LibAVVideoReader::seek ( size_t pos ) [private]

Seek to the nearest previous keyframe from pos. Write in _data the image result.

Parameters:

pos	frame number to seek

Definition at line 353 of file LibAVVideoReader.cpp.

References _avFormatOptions, _offsetTime, getTimeStamp(), and getVideoStream().

Referenced by read(), and setupStreamInfo().

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bool tuttle::plugin::av::LibAVVideoReader::setupStreamInfo ( ) [private]

Definition at line 196 of file LibAVVideoReader.cpp.

References _avFormatOptions, _currVideoIdx, _fpsDen, _fpsNum, _height, _interlacment, _nbFrames, _pkt, _videoIdx, _width, tuttle::plugin::av::LibAV::codecType_toString(), tuttle::plugin::av::eInterlacmentLower, tuttle::plugin::av::eInterlacmentNone, tuttle::plugin::av::eInterlacmentUpper, fps(), getVideoStream(), hasVideo(), openVideoCodec(), seek(), TUTTLE_INFO, and TUTTLE_TLOG.

Referenced by open().

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int tuttle::plugin::av::LibAVVideoReader::width ( ) const [inline]

Definition at line 59 of file LibAVVideoReader.hpp.

References _width.

Referenced by tuttle::plugin::av::LibAVVideoWriter::configureFromRead(), decodeImage(), tuttle::plugin::av::reader::AVReaderPlugin::getRegionOfDefinition(), and open().

Field Documentation

double tuttle::plugin::av::LibAVVideoReader::_aspect

Definition at line 170 of file LibAVVideoReader.hpp.

Referenced by aspectRatio(), and open().

AVFormatContext* tuttle::plugin::av::LibAVVideoReader::_avFormatOptions

Definition at line 154 of file LibAVVideoReader.hpp.

Referenced by close(), decodeImage(), getTimeStamp(), getVideoStream(), LibAVVideoReader(), open(), read(), seek(), setupStreamInfo(), and ~LibAVVideoReader().

AVFrame* tuttle::plugin::av::LibAVVideoReader::_avFrame

Definition at line 158 of file LibAVVideoReader.hpp.

Referenced by decodeImage(), LibAVVideoReader(), and ~LibAVVideoReader().

int tuttle::plugin::av::LibAVVideoReader::_bitRate

Definition at line 171 of file LibAVVideoReader.hpp.

Referenced by bitRate(), and open().

int tuttle::plugin::av::LibAVVideoReader::_currVideoIdx

Definition at line 166 of file LibAVVideoReader.hpp.

Referenced by getVideoStream(), openVideoCodec(), read(), and setupStreamInfo().

std::vector<unsigned char> tuttle::plugin::av::LibAVVideoReader::_data

Definition at line 172 of file LibAVVideoReader.hpp.

Referenced by data(), decodeImage(), and open().

AVInputFormat* tuttle::plugin::av::LibAVVideoReader::_format

Definition at line 157 of file LibAVVideoReader.hpp.

Referenced by formatName(), and open().

int tuttle::plugin::av::LibAVVideoReader::_fpsDen

Definition at line 165 of file LibAVVideoReader.hpp.

Referenced by fps(), and setupStreamInfo().

int tuttle::plugin::av::LibAVVideoReader::_fpsNum

Definition at line 164 of file LibAVVideoReader.hpp.

Referenced by fps(), and setupStreamInfo().

int tuttle::plugin::av::LibAVVideoReader::_height

Definition at line 169 of file LibAVVideoReader.hpp.

Referenced by decodeImage(), height(), and setupStreamInfo().

EIntrelacment tuttle::plugin::av::LibAVVideoReader::_interlacment

Definition at line 178 of file LibAVVideoReader.hpp.

Referenced by interlacment(), and setupStreamInfo().

bool tuttle::plugin::av::LibAVVideoReader::_isOpen

Definition at line 177 of file LibAVVideoReader.hpp.

Referenced by close(), isOpen(), and open().

int tuttle::plugin::av::LibAVVideoReader::_lastDecodedFrame

Definition at line 176 of file LibAVVideoReader.hpp.

Referenced by read().

int tuttle::plugin::av::LibAVVideoReader::_lastDecodedPos

Definition at line 175 of file LibAVVideoReader.hpp.

Referenced by decodeImage(), and frame().

int tuttle::plugin::av::LibAVVideoReader::_lastSearchPos

Definition at line 174 of file LibAVVideoReader.hpp.

Referenced by decodeImage().

uint64_t tuttle::plugin::av::LibAVVideoReader::_nbFrames

Definition at line 167 of file LibAVVideoReader.hpp.

Referenced by nbFrames(), read(), and setupStreamInfo().

bool tuttle::plugin::av::LibAVVideoReader::_offsetTime

Definition at line 173 of file LibAVVideoReader.hpp.

Referenced by decodeImage(), open(), and seek().

AVPacket tuttle::plugin::av::LibAVVideoReader::_pkt

Definition at line 160 of file LibAVVideoReader.hpp.

Referenced by decodeImage(), read(), and setupStreamInfo().

AVStream* tuttle::plugin::av::LibAVVideoReader::_stream

Definition at line 155 of file LibAVVideoReader.hpp.

Referenced by open().

struct SwsContext* tuttle::plugin::av::LibAVVideoReader::_sws_context

contexte de transformation swscale

Definition at line 162 of file LibAVVideoReader.hpp.

Referenced by decodeImage().

AVCodec* tuttle::plugin::av::LibAVVideoReader::_videoCodec

Definition at line 159 of file LibAVVideoReader.hpp.

Referenced by codecIDString(), codecName(), codecTypeString(), and openVideoCodec().

std::vector<int> tuttle::plugin::av::LibAVVideoReader::_videoIdx

Definition at line 163 of file LibAVVideoReader.hpp.

Referenced by getVideoStream(), hasVideo(), read(), and setupStreamInfo().

int tuttle::plugin::av::LibAVVideoReader::_width

Definition at line 168 of file LibAVVideoReader.hpp.

Referenced by decodeImage(), setupStreamInfo(), and width().

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

plugins/image/io/AudioVideo/src/libav/LibAVVideoReader.hpp
plugins/image/io/AudioVideo/src/libav/LibAVVideoReader.cpp

Public Member Functions

Data Fields

Private Member Functions

Detailed Description

Constructor & Destructor Documentation

Member Function Documentation

Field Documentation