jpegInternal.h File Reference

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Classes
struct	jpeg_transform_info
Enumerations
enum	JCOPY_OPTION { JCOPYOPT_NONE, JCOPYOPT_COMMENTS, JCOPYOPT_ALL }
enum	JXFORM_CODE { JXFORM_NONE, JXFORM_FLIP_H, JXFORM_FLIP_V, JXFORM_TRANSPOSE, JXFORM_TRANSVERSE, JXFORM_ROT_90, JXFORM_ROT_180, JXFORM_ROT_270 }
Functions
void	jcopy_markers_setup (j_decompress_ptr srcinfo, JCOPY_OPTION option)
void	jtransform_request_workspace (j_decompress_ptr srcinfo, jpeg_transform_info *info)
jvirt_barray_ptr *	jtransform_adjust_parameters (j_compress_ptr dstinfo, jvirt_barray_ptr src_coef_arrays, jpeg_transform_info info)
void	jtransform_execute_transformation (j_decompress_ptr srcinfo, j_compress_ptr dstinfo, jvirt_barray_ptr src_coef_arrays, jpeg_transform_info info)
void	jcopy_markers_execute (j_decompress_ptr srcinfo, j_compress_ptr dstinfo)
void	do_rot_90 (j_decompress_ptr srcinfo, j_compress_ptr dstinfo, jvirt_barray_ptr src_coef_arrays, jvirt_barray_ptr dst_coef_arrays)
void	do_rot_270 (j_decompress_ptr srcinfo, j_compress_ptr dstinfo, jvirt_barray_ptr src_coef_arrays, jvirt_barray_ptr dst_coef_arrays)
void	do_rot_180 (j_decompress_ptr srcinfo, j_compress_ptr dstinfo, jvirt_barray_ptr src_coef_arrays, jvirt_barray_ptr dst_coef_arrays)
void	do_transverse (j_decompress_ptr srcinfo, j_compress_ptr dstinfo, jvirt_barray_ptr src_coef_arrays, jvirt_barray_ptr dst_coef_arrays)
void	do_flip_v (j_decompress_ptr srcinfo, j_compress_ptr dstinfo, jvirt_barray_ptr src_coef_arrays, jvirt_barray_ptr dst_coef_arrays)
void	do_flip_h (j_decompress_ptr srcinfo, j_compress_ptr dstinfo, jvirt_barray_ptr *src_coef_arrays)
void	trim_bottom_edge (j_compress_ptr dstinfo)
void	trim_right_edge (j_compress_ptr dstinfo)
void	do_transpose (j_decompress_ptr srcinfo, j_compress_ptr dstinfo, jvirt_barray_ptr src_coef_arrays, jvirt_barray_ptr dst_coef_arrays)
	EXTERN (long) jround_up JPP((long a
	EXTERN (void) jcopy_block_row JPP((JBLOCKROW input_row
Variables
long	b
JBLOCKROW	output_row
JBLOCKROW JDIMENSION	num_blocks

Enumeration Type Documentation

enum JCOPY_OPTION

Enumerator:

JCOPYOPT_NONE
JCOPYOPT_COMMENTS
JCOPYOPT_ALL

Definition at line 15 of file jpegInternal.h.

00015              {
00016   JCOPYOPT_NONE,    //copy no optional markers
00017   JCOPYOPT_COMMENTS,//copy only comment (COM) markers
00018   JCOPYOPT_ALL      //copy all optional markers
00019 } JCOPY_OPTION;

enum JXFORM_CODE

Enumerator:

JXFORM_NONE
JXFORM_FLIP_H
JXFORM_FLIP_V
JXFORM_TRANSPOSE
JXFORM_TRANSVERSE
JXFORM_ROT_90
JXFORM_ROT_180
JXFORM_ROT_270

Definition at line 22 of file jpegInternal.h.

00022              {
00023   JXFORM_NONE,    // no transformation
00024   JXFORM_FLIP_H,    // horizontal flip
00025   JXFORM_FLIP_V,    // vertical flip
00026   JXFORM_TRANSPOSE, // transpose across UL-to-LR axis
00027   JXFORM_TRANSVERSE,  // transpose across UR-to-LL axis
00028   JXFORM_ROT_90,    // 90-degree clockwise rotation
00029   JXFORM_ROT_180,   // 180-degree rotation
00030   JXFORM_ROT_270    // 270-degree clockwise (or 90 ccw)
00031 } JXFORM_CODE;

Function Documentation

void do_flip_h	(	j_decompress_ptr	srcinfo,
		j_compress_ptr	dstinfo,
		jvirt_barray_ptr *	src_coef_arrays
	)

void do_flip_v	(	j_decompress_ptr	srcinfo,
		j_compress_ptr	dstinfo,
		jvirt_barray_ptr *	src_coef_arrays,
		jvirt_barray_ptr *	dst_coef_arrays
	)

void do_rot_180	(	j_decompress_ptr	srcinfo,
		j_compress_ptr	dstinfo,
		jvirt_barray_ptr *	src_coef_arrays,
		jvirt_barray_ptr *	dst_coef_arrays
	)

void do_rot_270	(	j_decompress_ptr	srcinfo,
		j_compress_ptr	dstinfo,
		jvirt_barray_ptr *	src_coef_arrays,
		jvirt_barray_ptr *	dst_coef_arrays
	)

void do_rot_90	(	j_decompress_ptr	srcinfo,
		j_compress_ptr	dstinfo,
		jvirt_barray_ptr *	src_coef_arrays,
		jvirt_barray_ptr *	dst_coef_arrays
	)

void do_transpose	(	j_decompress_ptr	srcinfo,
		j_compress_ptr	dstinfo,
		jvirt_barray_ptr *	src_coef_arrays,
		jvirt_barray_ptr *	dst_coef_arrays
	)

void do_transverse	(	j_decompress_ptr	srcinfo,
		j_compress_ptr	dstinfo,
		jvirt_barray_ptr *	src_coef_arrays,
		jvirt_barray_ptr *	dst_coef_arrays
	)

EXTERN ( void )

EXTERN ( long )

void jcopy_markers_execute	(	j_decompress_ptr	srcinfo,
		j_compress_ptr	dstinfo
	)

Referenced by transformJPEG().

void jcopy_markers_setup	(	j_decompress_ptr	srcinfo,
		JCOPY_OPTION	option
	)

Referenced by transformJPEG().

jvirt_barray_ptr* jtransform_adjust_parameters	(	j_compress_ptr	dstinfo,
		jvirt_barray_ptr *	src_coef_arrays,
		jpeg_transform_info *	info
	)

Referenced by transformJPEG().

void jtransform_execute_transformation	(	j_decompress_ptr	srcinfo,
		j_compress_ptr	dstinfo,
		jvirt_barray_ptr *	src_coef_arrays,
		jpeg_transform_info *	info
	)