jccoefct.c File Reference

#include "jinclude.h"
#include "jpeglib.h"

Go to the source code of this file.

Macros
#define	JPEG_INTERNALS
#define	FULL_COEF_BUFFER_SUPPORTED

Typedefs
typedef my_coef_controller *	my_coef_ptr

Functions
	METHODDEF (boolean)
	start_pass_coef (j_compress_ptr cinfo, J_BUF_MODE pass_mode)
	compress_data (j_compress_ptr cinfo, JSAMPIMAGE input_buf)
	compress_first_pass (j_compress_ptr cinfo, JSAMPIMAGE input_buf)
	compress_output (j_compress_ptr cinfo, JSAMPIMAGE input_buf)
	jinit_c_coef_controller (j_compress_ptr cinfo, boolean need_full_buffer)

Macro Definition Documentation

FULL_COEF_BUFFER_SUPPORTED

#define FULL_COEF_BUFFER_SUPPORTED

Definition at line 24 of file jccoefct.c.

JPEG_INTERNALS

#define JPEG_INTERNALS

Definition at line 13 of file jccoefct.c.

Typedef Documentation

my_coef_ptr

typedef my_coef_controller* my_coef_ptr

Definition at line 57 of file jccoefct.c.

Function Documentation

compress_data()

compress_data	(	j_compress_ptr	cinfo,
		JSAMPIMAGE	input_buf
	)

Definition at line 143 of file jccoefct.c.

References jpeg_component_info::component_index, compptr, DCTSIZE, FALSE, FAR, for(), jzero_far(), jpeg_component_info::last_col_width, jpeg_component_info::MCU_height, jpeg_component_info::MCU_sample_width, jpeg_component_info::MCU_width, METHODDEF(), SIZEOF, start_iMCU_row(), and TRUE.

Referenced by start_pass_coef().

compress_first_pass()

compress_first_pass	(	j_compress_ptr	cinfo,
		JSAMPIMAGE	input_buf
	)

Definition at line 245 of file jccoefct.c.

References compptr, compress_output(), DCTSIZE, FAR, for(), jpeg_component_info::h_samp_factor, jpeg_component_info::height_in_blocks, int, jzero_far(), METHODDEF(), SIZEOF, TRUE, jpeg_component_info::v_samp_factor, and jpeg_component_info::width_in_blocks.

Referenced by start_pass_coef().

compress_output()

compress_output	(	j_compress_ptr	cinfo,
		JSAMPIMAGE	input_buf
	)

Definition at line 341 of file jccoefct.c.

References jpeg_component_info::component_index, compptr, FALSE, for(), GLOBAL, MAX_COMPS_IN_SCAN, jpeg_component_info::MCU_height, jpeg_component_info::MCU_width, start_iMCU_row(), TRUE, and jpeg_component_info::v_samp_factor.

Referenced by compress_first_pass(), and start_pass_coef().

jinit_c_coef_controller()

jinit_c_coef_controller	(	j_compress_ptr	cinfo,
		boolean	need_full_buffer
	)

Definition at line 405 of file jccoefct.c.

References C_MAX_BLOCKS_IN_MCU, compptr, ERREXIT, FALSE, jpeg_component_info::h_samp_factor, jpeg_component_info::height_in_blocks, jpeg_error_mgr::i, JPOOL_IMAGE, jround_up(), long(), NULL, SIZEOF, start_pass_coef(), jpeg_component_info::v_samp_factor, and jpeg_component_info::width_in_blocks.

Referenced by jinit_compress_master().

METHODDEF()

METHODDEF

(

boolean

)

Definition at line 61 of file jccoefct.c.

Referenced by compress_data(), compress_first_pass(), and start_pass_coef().

start_pass_coef()

start_pass_coef	(	j_compress_ptr	cinfo,
		J_BUF_MODE	pass_mode
	)

Definition at line 100 of file jccoefct.c.

References compress_data(), compress_first_pass(), compress_output(), ERREXIT, JBUF_CRANK_DEST, JBUF_PASS_THRU, JBUF_SAVE_AND_PASS, METHODDEF(), NULL, and start_iMCU_row().

Referenced by jinit_c_coef_controller().