OpenJPH: ojph::yuv_in Class Reference

OpenJPH Open-source implementation of JPEG2000 Part-15

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ojph::yuv_in Class Reference

`#include <ojph_img_io.h>`

Inheritance diagram for ojph::yuv_in:

## Public Member Functions
| yuv_in ()
virtual | ~yuv_in ()
void | open (const char *filename)
virtual ui32 | read (const line_buf *line, ui32 comp_num)
void | close ()
void | set_bit_depth (ui32 num_bit_depths, ui32 *bit_depth)
void | set_img_props (const size &s, ui32 num_components, ui32 num_downsampling, const point *downsampling)
ui32 | get_num_components ()
ui32 * | get_bit_depth ()
point * | get_comp_subsampling ()
Public Member Functions inherited from ojph::image_in_base
virtual | ~image_in_base ()

## Private Attributes
FILE * | fh
const char * | fname
void * | temp_buf
ui32 | width [3]
ui32 | height [3]
ui32 | num_com
ui32 | bytes_per_sample [3]
ui32 | comp_address [3]
ui32 | cur_line
ui32 | last_comp
bool | planar
ui32 | bit_depth [3]
point | subsampling [3]

## Detailed Description

Definition at line 347 of file ojph_img_io.h.

## Constructor & Destructor Documentation

## ◆ yuv_in()

ojph::yuv_in::yuv_in | ( |  | ) |
| inline

Definition at line 350 of file ojph_img_io.h.

References bit_depth, bytes_per_sample, comp_address, cur_line, fh, fname, height, last_comp, num_com, planar, subsampling, temp_buf, and width.

## ◆ ~yuv_in()

virtual ojph::yuv_in::~yuv_in | ( |  | ) |
| inlinevirtual

Definition at line 368 of file ojph_img_io.h.

References close(), and temp_buf.

## Member Function Documentation

## ◆ close()

void ojph::yuv_in::close | ( |  | ) |
| inlinevirtual

Reimplemented from ojph::image_in_base.

Definition at line 377 of file ojph_img_io.h.

References fh, and fname.

Referenced by read(), and ~yuv_in().

## ◆ get_bit_depth()

ui32 * ojph::yuv_in::get_bit_depth | ( |  | ) |
| inline

Definition at line 384 of file ojph_img_io.h.

References bit_depth, and fh.

## ◆ get_comp_subsampling()

point * ojph::yuv_in::get_comp_subsampling | ( |  | ) |
| inline

Definition at line 385 of file ojph_img_io.h.

References fh, and subsampling.

## ◆ get_num_components()

ui32 ojph::yuv_in::get_num_components | ( |  | ) |
| inline

Definition at line 383 of file ojph_img_io.h.

References fh, and num_com.

## ◆ open()

void ojph::yuv_in::open | ( | const char * | filename | ) |

Definition at line 1296 of file ojph_img_io.cpp.

References bit_depth, bytes_per_sample, comp_address, fh, fname, height, num_com, OJPH_ERROR, ojph_max, temp_buf, and width.

Referenced by load_yuv(), and main().

## ◆ read()

ui32 ojph::yuv_in::read | ( | const line_buf * | line,
|  | ui32 | comp_num )
| virtual

Implements ojph::image_in_base.

Definition at line 1321 of file ojph_img_io.cpp.

References bytes_per_sample, close(), fh, fname, ojph::line_buf::i32, num_com, OJPH_ERROR, temp_buf, and width.

Referenced by load_yuv().

## ◆ set_bit_depth()

void ojph::yuv_in::set_bit_depth | ( | ui32 | num_bit_depths,
|  | ui32 * | bit_depth )

Definition at line 1378 of file ojph_img_io.cpp.

References bit_depth, and OJPH_ERROR.

Referenced by load_yuv(), and main().

## ◆ set_img_props()

void ojph::yuv_in::set_img_props | ( | const size & | s,
|  | ui32 | num_components,
|  | ui32 | num_downsampling,
|  | const point * | downsampling )

Definition at line 1351 of file ojph_img_io.cpp.

References ojph::size::h, height, num_com, ojph_div_ceil, OJPH_ERROR, subsampling, ojph::size::w, and width.

Referenced by load_yuv(), and main().

## Member Data Documentation

## ◆ bit_depth

ui32 ojph::yuv_in::bit_depth[3]
| private

Definition at line 397 of file ojph_img_io.h.

Referenced by get_bit_depth(), open(), set_bit_depth(), and yuv_in().

## ◆ bytes_per_sample

ui32 ojph::yuv_in::bytes_per_sample[3]
| private

Definition at line 392 of file ojph_img_io.h.

Referenced by open(), read(), and yuv_in().

## ◆ comp_address

ui32 ojph::yuv_in::comp_address[3]
| private

Definition at line 393 of file ojph_img_io.h.

Referenced by open(), and yuv_in().

## ◆ cur_line

ui32 ojph::yuv_in::cur_line
| private

Definition at line 395 of file ojph_img_io.h.

Referenced by yuv_in().

## ◆ fh

FILE* ojph::yuv_in::fh
| private

Definition at line 388 of file ojph_img_io.h.

Referenced by close(), get_bit_depth(), get_comp_subsampling(), get_num_components(), open(), read(), and yuv_in().

## ◆ fname

const char* ojph::yuv_in::fname
| private

Definition at line 389 of file ojph_img_io.h.

Referenced by close(), open(), read(), and yuv_in().

## ◆ height

ui32 ojph::yuv_in::height[3]
| private

Definition at line 391 of file ojph_img_io.h.

Referenced by open(), set_img_props(), and yuv_in().

## ◆ last_comp

ui32 ojph::yuv_in::last_comp
| private

Definition at line 395 of file ojph_img_io.h.

Referenced by yuv_in().

## ◆ num_com

ui32 ojph::yuv_in::num_com
| private

Definition at line 391 of file ojph_img_io.h.

Referenced by get_num_components(), open(), read(), set_img_props(), and yuv_in().

## ◆ planar

bool ojph::yuv_in::planar
| private

Definition at line 396 of file ojph_img_io.h.

Referenced by yuv_in().

## ◆ subsampling

point ojph::yuv_in::subsampling[3]
| private

Definition at line 398 of file ojph_img_io.h.

Referenced by get_comp_subsampling(), set_img_props(), and yuv_in().

## ◆ temp_buf

void* ojph::yuv_in::temp_buf
| private

Definition at line 390 of file ojph_img_io.h.

Referenced by open(), read(), yuv_in(), and ~yuv_in().

## ◆ width

ui32 ojph::yuv_in::width[3]
| private

Definition at line 391 of file ojph_img_io.h.

Referenced by open(), read(), set_img_props(), and yuv_in().

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

- /build/openjph/src/OpenJPH/src/apps/common/ojph_img_io.h
- /build/openjph/src/OpenJPH/src/apps/others/ojph_img_io.cpp