firevision::JpegReader Class Reference

JPEG file reader. More...

#include <>>

Inheritance diagram for firevision::JpegReader:

Public Member Functions
	JpegReader (const char *filename)
	Constructor. More...
virtual	~JpegReader ()
	Destructor. More...
virtual void	set_buffer (unsigned char *yuv422planar_buffer)
	Set buffer that the read image should be written to. More...
virtual colorspace_t	colorspace ()
	Get colorspace from the just read image. More...
virtual unsigned int	pixel_width ()
	Get width of read image in pixels. More...
virtual unsigned int	pixel_height ()
	Get height of read image in pixels. More...
virtual void	read ()
	Read data from file. More...
Public Member Functions inherited from firevision::Reader
virtual	~Reader ()
	Virtual empty destructor. More...

Detailed Description

JPEG file reader.

Author

Tim Niemueller

Definition at line 39 of file jpeg.h.

Constructor & Destructor Documentation

firevision::JpegReader::JpegReader

(

const char *

filename

)

Constructor.

Parameters

filename

file to read

Definition at line 46 of file jpeg.cpp.

firevision::JpegReader::~JpegReader ( )

virtual

Destructor.

Definition at line 73 of file jpeg.cpp.

Member Function Documentation

colorspace_t firevision::JpegReader::colorspace ( )

virtual

Get colorspace from the just read image.

Returns

colorspace

Implements firevision::Reader.

Definition at line 89 of file jpeg.cpp.

Referenced by firevision::FileLoader::set_pixel_height().

unsigned int firevision::JpegReader::pixel_height ( )

virtual

Get height of read image in pixels.

Returns

height of image

Implements firevision::Reader.

Definition at line 107 of file jpeg.cpp.

Referenced by firevision::FileLoader::set_pixel_height().

unsigned int firevision::JpegReader::pixel_width ( )

virtual

Get width of read image in pixels.

Returns

width of image

Implements firevision::Reader.

Definition at line 96 of file jpeg.cpp.

Referenced by firevision::FileLoader::set_pixel_height().

void firevision::JpegReader::read ( )

virtual

Read data from file.

Implements firevision::Reader.

Definition at line 118 of file jpeg.cpp.

Referenced by firevision::FileLoader::set_pixel_height().

void firevision::JpegReader::set_buffer ( unsigned char *  yuv422planar_buffer )

virtual

Set buffer that the read image should be written to.

Parameters

yuv422planar_buffer

buffer to write image to. The reader must ensure that it does the proper conversion (if needed) to YUV 422 planar format.

Implements firevision::Reader.

Definition at line 82 of file jpeg.cpp.

Referenced by firevision::FileLoader::set_pixel_height().

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

• src/libs/fvutils/readers/jpeg.h
• src/libs/fvutils/readers/jpeg.cpp