how to view pdf file in asp.net using c# : How to extract images from pdf in acrobat software application cloud windows html wpf class cips2ed65-part1066

F.13. CODE LISTINGS FOR CHAPTER 13
629
/******************************************
*
*
new x = x.cos(a) - y.sin(a)
*
-m.cos(a) + m + n.sin(a)
*
*
new y = y.cos(a) + x.sin(a)
*
-m.sin(a) - n.cos(a) + n
*
*******************************************/
tmpx = (double)(j)*cosa
-
(double)(i)*sina
-
(double)(m)*cosa
+
(double)(m)
+
(double)(n)*sina;
tmpy = (double)(i)*cosa
+
(double)(j)*sina
-
(double)(m)*sina
-
(double)(n)*cosa
+
(double)(n);
new_j = tmpx;
new_i = tmpy;
if(bilinear == 0){
if(new_j < 0
||
new_j >= cols
||
new_i < 0
||
new_i >= rows)
out_image[i][j] = FILL;
else
out_image[i][j] =
the_image[new_i][new_j];
} /* ends if bilinear */
else{
out_image[i][j] =
bilinear_interpolate(the_image,
tmpx, tmpy,
rows, cols);
} /* ends bilinear if */
} /* ends loop over j */
} /* ends loop over i */
How to extract images from pdf in acrobat - Select, copy, paste PDF images in C#.net, ASP.NET, MVC, Ajax, WinForms, WPF
Support PDF Image Extraction from a Page, a Region on a Page, and PDF Document
extract images from pdf; extract image from pdf acrobat
How to extract images from pdf in acrobat - VB.NET PDF Image Extract Library: Select, copy, paste PDF images in vb.net, ASP.NET, MVC, Ajax, WinForms, WPF
Support PDF Image Extraction from a Page, a Region on a Page, and PDF Document
extract images from pdf acrobat; extract pictures from pdf
630
APPENDIX F. SOURCE CODE LISTINGS
} /* ends arotate */
/*******************************************
*
*
bilinear_interpolate(..
*
*
This routine performs bi-linear
*
interpolation.
*
*
If x or y is out of range, i.e. less
*
than zero or greater than rows or cols,
*
this routine returns a zero.
*
*
If x and y are both in range, this
*
routine interpolates in the horizontal
*
and vertical directions and returns
*
the proper gray level.
*
*******************************************/
bilinear_interpolate(the_image, x, y, rows, cols)
double x, y;
long
cols, rows;
short **the_image;
{
double fraction_x, fraction_y,
one_minus_x, one_minus_y,
tmp_double;
int
ceil_x, ceil_y, floor_x, floor_y;
short p1, p2, p3, result = FILL;
/******************************
*
*
If x or y is out of range,
*
return a FILL.
*
*******************************/
if(x < 0.0
||
x >= (double)(cols-1)
||
y < 0.0
||
.NET PDF Document Viewing, Annotation, Conversion & Processing
Extract hyperlink inside PDF. PDF Write. Redact text content, images, whole pages from PDF file. Edit, update, delete PDF annotations from PDF file. Print.
extract image from pdf using; extract images from pdf
C# PDF Converter Library SDK to convert PDF to other file formats
other external third-party dependencies like Adobe Acrobat. NET supports file conversion between PDF and various documents and images, like Microsoft
some pdf image extract; extract image from pdf java
F.13. CODE LISTINGS FOR CHAPTER 13
631
y >= (double)(rows-1))
return(result);
tmp_double = floor(x);
floor_x
= tmp_double;
tmp_double = floor(y);
floor_y
= tmp_double;
tmp_double = ceil(x);
ceil_x
= tmp_double;
tmp_double = ceil(y);
ceil_y
= tmp_double;
fraction_x = x - floor(x);
fraction_y = y - floor(y);
one_minus_x = 1.0 - fraction_x;
one_minus_y = 1.0 - fraction_y;
tmp_double = one_minus_x *
(double)(the_image[floor_y][floor_x]) +
fraction_x *
(double)(the_image[floor_y][ceil_x]);
p1
= tmp_double;
tmp_double = one_minus_x *
(double)(the_image[ceil_y][floor_x]) +
fraction_x *
(double)(the_image[ceil_y][ceil_x]);
p2
= tmp_double;
tmp_double = one_minus_y * (double)(p1) +
fraction_y * (double)(p2);
p3
= tmp_double;
return(p3);
} /* ends bilinear_interpolate */
#ifdef NEVER
/*******************************************
*
C# Windows Viewer - Image and Document Conversion & Rendering in
in .NET class applications independently, without using other external third-party dependencies like Adobe Acrobat. Convert to PDF. Convert to Various Images.
extract pictures pdf; extract pdf images
C# powerpoint - PowerPoint Conversion & Rendering in C#.NET
without using other external third-party dependencies like Adobe Acrobat. 2003, 2007 and above versions, raster images (Jpeg, Png PowerPoint to PDF Conversion.
how to extract text from pdf image file; extract jpg from pdf
632
APPENDIX F. SOURCE CODE LISTINGS
*
get_geometry_options(..
*
*
This routine interacts with the user
*
to obtain the parameters to call the
*
geometry operations subroutines.
*
*******************************************/
get_geometry_options(operation, angle,
x_displace, y_displace,
x_stretch, y_stretch,
x_cross, y_cross,
bilinear, m, n)
char operation[];
int
*bilinear;
short *m, *n, *x_displace, *y_displace;
float *angle,
*x_cross, *y_cross,
*x_stretch, *y_stretch;
{
int not_finished, response;
not_finished = 1;
while(not_finished){
printf("\nThe geomety options are:");
printf("\n\t1. Operation is %s", operation);
printf("\n\t2. Angle is %f", *angle);
printf("\n\t3. x-displace=%d y-displace=%d",
*x_displace, *y_displace);
printf("\n\t4. x-stretch=%f y-stretch=%f",
*x_stretch, *y_stretch);
printf("\n\t5. x-cross=%f y-cross=%f",
*x_cross, *y_cross);
printf("\n\t6. bilinear = %d", *bilinear);
printf("\n\t7. rotation points m=%d n=%d",
*m, *n);
printf("\n\nExamples:");
printf("\ngeometry needs: angle");
printf(" x-displace y-displace");
printf(" x-stretch y-stretch");
printf("\n
x-cross y-cross");
printf(" bilinear (1 or 0)");
printf("\nrotate needs: angle m n");
printf(" bilinear (1 or 0)");
printf("\n\nEnter choice (0 = no change) _\b");
C# Word - Word Conversion in C#.NET
without using other external third-party dependencies like Adobe Acrobat. document, including Jpeg, Png, Bmp, Gif images, .NET Graphics PDF to Word Conversion.
pdf image extractor c#; how to extract images from pdf in acrobat
JPEG to PDF Converter | Convert JPEG to PDF, Convert PDF to JPEG
Features and Benefits. Powerful image converter to convert images of JPG, JPEG formats to PDF files; No need for Adobe Acrobat Reader; Seamlessly integrated into
extract images from pdf files; extract text from image pdf file
F.13. CODE LISTINGS FOR CHAPTER 13
633
get_integer(&response);
if(response == 0)
not_finished = 0;
if(response == 1){
printf("\nEnter operation:");
gets(operation);
} /* ends if 1 */
if(response == 2){
printf("\nEnter angle: ___\b\b\b");
get_float(angle);
} /* ends if 2 */
if(response == 3){
printf("\nEnter x-displace: ___\b\b\b");
get_integer(x_displace);
printf("\nEnter y-displace: ___\b\b\b");
get_integer(y_displace);
} /* ends if 3 */
if(response == 4){
printf("\nEnter x-stretch: ___\b\b\b");
get_float(x_stretch);
printf("\nEnter y-stretch: ___\b\b\b");
get_float(y_stretch);
} /* ends if 4 */
if(response == 5){
printf("\nEnter x-cross: ___\b\b\b");
get_float(x_cross);
printf("\nEnter y-cross: ___\b\b\b");
get_float(y_cross);
} /* ends if 5 */
if(response == 6){
printf("\nEnter bilinear: _\b");
get_integer(bilinear);
} /* ends if 6 */
if(response == 7){
printf("\nEnter rotation point m: _\b");
get_integer(m);
printf("\nEnter rotation point n: _\b");
PDF to WORD Converter | Convert PDF to Word, Convert Word to PDF
No need for Adobe Acrobat and Microsoft Word; Has built-in wizard to guide your Open PDF to Word Convert first; Load PDF images from local folders in "File" in
extract images from pdf online; extract color image from pdf in c#
C# Excel - Excel Conversion & Rendering in C#.NET
without using other external third-party dependencies like Adobe Acrobat. PPT) 2003, 2007 and above versions, raster images (Jpeg, Png Excel to PDF Conversion.
some pdf image extractor; extract image from pdf online
634
APPENDIX F. SOURCE CODE LISTINGS
get_integer(n);
} /* ends if 7 */
} /* ends while not_finished */
} /* ends get_geometry_options */
#endif
Listing 13.1 - The Geometry Subroutines
/********************************************
*
*
file d:\cips\geometry.c
*
*
Functions: This file contains
*
main
*
*
Purpose:
*
This file contains the main calling
*
routine for geometric subroutines.
*
*
External Calls:
*
imageio.c - create_image_file
*
read_image_array
*
write_image_array
*
get_image_size
*
allocate_image_array
*
free_image_array
*
geosubs.c - geometry
*
arotate
*
*
Modifications:
*
26 October 1993 - created
*
27 August 1998 - modified to work on
*
entire images at once.
*
19 September 1998 - modified to work with
*
all I O routines in imageio.c.
*
********************************************/
GIF to PDF Converter | Convert GIF to PDF, Convert PDF to GIF
and convert PDF files to GIF images with high quality. It can be functioned as an integrated component without the use of external applications & Adobe Acrobat
extract jpg pdf; extract pdf pages to jpg
DICOM to PDF Converter | Convert DICOM to PDF, Convert PDF to
organized interface, allowing users to convert DICOM (DICOM) images to, from PDF documents with converters, users do not need to load Adobe Acrobat or any
how to extract images from pdf; extract photos pdf
F.13. CODE LISTINGS FOR CHAPTER 13
635
#include "cips.h"
short **the_image;
short **out_image;
main(argc, argv)
int argc;
char *argv[];
{
char
name1[80], name2[80], type[80];
float theta, x_stretch, y_stretch,
x_cross, y_cross;
int
bilinear;
int
x_control, y_control;
long
length, width;
short m, n, x_displace, y_displace;
/*************************************
*
*
This program will use a different
*
command line for each type of
*
call.
*
*
Print a usage statement that
*
gives an example of each type
*
of call.
*
*************************************/
if(argc < 7){
printf("\n\nNot enough parameters:");
printf("\n");
printf("\n
Two Operations: ");
printf("\n
geometry rotate");
printf("\n\n
Examples:");
printf("\n");
printf("\n
geometry in out geometry angle");
printf(" x-displace y-displace");
printf("\n
x-stretch y-stretch");
printf(" x-cross y-cross bilinear (1 or 0)");
printf("\n");
printf("\n
geometry in out rotate angle m n");
636
APPENDIX F. SOURCE CODE LISTINGS
printf(" bilinear (1 or 0)");
printf("\n");
exit(0);
}
/*************************************
*
*
Interpret the command line
*
depending on the type of call.
*
*************************************/
if(strncmp(argv[3], "geometry", 3) == 0){
strcpy(name1, argv[1]);
strcpy(name2, argv[2]);
strcpy(type, argv[3]);
theta
= atof(argv[4]);
x_displace = atoi(argv[5]);
y_displace = atoi(argv[6]);
x_stretch = atof(argv[7]);
y_stretch = atof(argv[8]);
x_cross
= atof(argv[9]);
y_cross
= atof(argv[10]);
bilinear
= atoi(argv[11]);
}
if(strncmp(argv[3], "rotate", 3) == 0){
strcpy(name1, argv[1]);
strcpy(name2, argv[2]);
strcpy(type, argv[3]);
theta
= atof(argv[4]);
m
= atoi(argv[5]);
n
= atoi(argv[6]);
bilinear = atoi(argv[7]);
}
if(does_not_exist(name1)){
printf("\nERROR input file %s does not exist",
name1);
exit(0);
}
get_image_size(name1, &length, &width);
the_image = allocate_image_array(length, width);
F.13. CODE LISTINGS FOR CHAPTER 13
637
out_image = allocate_image_array(length, width);
create_image_file(name1, name2);
read_image_array(name1, the_image);
/*************************************
*
*
Call the routines
*
*************************************/
if(strncmp(type, "geometry", 3) == 0){
geometry(the_image, out_image,
theta, x_stretch, y_stretch,
x_displace, y_displace,
x_cross, y_cross,
bilinear,
length,
width);
} /* ends if */
if(strncmp(type, "rotate", 3) == 0){
arotate(the_image, out_image,
theta, m, n, bilinear,
length,
width);
} /* ends if */
write_image_array(name2, out_image);
free_image_array(out_image, length);
free_image_array(the_image, length);
} /* ends main */
Listing 13.2 - The geometry Program
/********************************************
*
638
APPENDIX F. SOURCE CODE LISTINGS
*
file stretch.c
*
*
Functions: This file contains
*
main
*
stretch
*
bilinear_interpolate
*
*
Purpose:
*
This file contains the main calling
*
routine and the needed subroutines
*
for a program which stretches
*
an image by any factor. It can either
*
roundoff the numbers or use
*
bi-linear interpolation.
*
*
External Calls:
*
imageio.c - create_resized_image_file
*
read_image_array
*
write_image_array
*
get_image_size
*
allocate_image_array
*
free_image_array
*
*
Modifications:
*
4 December 1993 - created
*
16 September 1998 - modified to work on entire
*
images at one time.
*
22 September 1998 - modified to work with
*
all I O routines in imageio.c.
*
*********************************************/
#include "cips.h"
#define FILL 150
short **the_image;
short **out_image;
main(argc, argv)
int argc;
char *argv[];
{
char
in_name[80], out_name[80];
Documents you may be interested
Documents you may be interested