Referencia del Archivo src/qt/src/3rdparty/libjpeg/jdmerge.c

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

Clases
struct	my_upsampler
'defines'
#define	JPEG_INTERNALS
#define	SCALEBITS   16
#define	ONE_HALF   ((INT32) 1 << (SCALEBITS-1))
#define	FIX(x)   ((INT32) ((x) * (1L<<SCALEBITS) + 0.5))
'typedefs'
typedef my_upsampler *	my_upsample_ptr
Funciones
	build_ycc_rgb_table (j_decompress_ptr cinfo)
	start_pass_merged_upsample (j_decompress_ptr cinfo)
	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)
	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)
	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)

---

Documentación de los 'defines'

#define FIX

(

x

)

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

#define JPEG_INTERNALS

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

#define SCALEBITS   16

---

Documentación de los 'typedefs'

typedef my_upsampler* my_upsample_ptr

---

Documentación de las funciones

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

)