jdmerge.c File Reference

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

Include dependency graph for jdmerge.c:

Go to the source code of this file.

Classes
struct	my_upsampler

Macros
#define	FIX(x)   ((INT32) ((x) * (1L<<SCALEBITS) + 0.5))
#define	JPEG_INTERNALS
#define	ONE_HALF   ((INT32) 1 << (SCALEBITS-1))
#define	SCALEBITS   16 /* speediest right-shift on some machines */

Typedefs
typedef my_upsampler *	my_upsample_ptr

Functions
	build_ycc_rgb_table (j_decompress_ptr cinfo)
	h2v1_merged_upsample (j_decompress_ptr cinfo, JSAMPIMAGE input_buf, JDIMENSION in_row_group_ctr, JSAMPARRAY output_buf)
	h2v2_merged_upsample (j_decompress_ptr cinfo, JSAMPIMAGE input_buf, JDIMENSION in_row_group_ctr, JSAMPARRAY output_buf)
	jinit_merged_upsampler (j_decompress_ptr cinfo)
	merged_1v_upsample (j_decompress_ptr cinfo, JSAMPIMAGE input_buf, JDIMENSION *in_row_group_ctr, JDIMENSION in_row_groups_avail, JSAMPARRAY output_buf, JDIMENSION *out_row_ctr, JDIMENSION out_rows_avail)
	merged_2v_upsample (j_decompress_ptr cinfo, JSAMPIMAGE input_buf, JDIMENSION *in_row_group_ctr, JDIMENSION in_row_groups_avail, JSAMPARRAY output_buf, JDIMENSION *out_row_ctr, JDIMENSION out_rows_avail)
	start_pass_merged_upsample (j_decompress_ptr cinfo)

Macro Definition Documentation

#define FIX

(

x

)

((INT32) ((x) * (1L<<SCALEBITS) + 0.5))

Definition at line 74 of file jdmerge.c.

#define JPEG_INTERNALS

Definition at line 35 of file jdmerge.c.

#define ONE_HALF   ((INT32) 1 << (SCALEBITS-1))

Definition at line 73 of file jdmerge.c.

#define SCALEBITS   16 /* speediest right-shift on some machines */

Definition at line 72 of file jdmerge.c.

Typedef Documentation

typedef my_upsampler* my_upsample_ptr

Definition at line 70 of file jdmerge.c.

Function Documentation

build_ycc_rgb_table

(

j_decompress_ptr

cinfo

)

Definition at line 83 of file jdmerge.c.

h2v1_merged_upsample	(	j_decompress_ptr	cinfo,
		JSAMPIMAGE	input_buf,
		JDIMENSION	in_row_group_ctr,
		JSAMPARRAY	output_buf
	)

Definition at line 226 of file jdmerge.c.

h2v2_merged_upsample	(	j_decompress_ptr	cinfo,
		JSAMPIMAGE	input_buf,
		JDIMENSION	in_row_group_ctr,
		JSAMPARRAY	output_buf
	)

Definition at line 288 of file jdmerge.c.

jinit_merged_upsampler

(

j_decompress_ptr

cinfo

)

Definition at line 370 of file jdmerge.c.

merged_1v_upsample	(	j_decompress_ptr	cinfo,
		JSAMPIMAGE	input_buf,
		JDIMENSION *	in_row_group_ctr,
		JDIMENSION	in_row_groups_avail,
		JSAMPARRAY	output_buf,
		JDIMENSION *	out_row_ctr,
		JDIMENSION	out_rows_avail
	)

Definition at line 193 of file jdmerge.c.

merged_2v_upsample	(	j_decompress_ptr	cinfo,
		JSAMPIMAGE	input_buf,
		JDIMENSION *	in_row_group_ctr,
		JDIMENSION	in_row_groups_avail,
		JSAMPARRAY	output_buf,
		JDIMENSION *	out_row_ctr,
		JDIMENSION	out_rows_avail
	)

Definition at line 144 of file jdmerge.c.

start_pass_merged_upsample

(

j_decompress_ptr

cinfo

)

Definition at line 126 of file jdmerge.c.