Skip to content

updated rois for the new cup image #29

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Open
wants to merge 1 commit into
base: master
Choose a base branch
from
Open

updated rois for the new cup image #29

Show file tree
Hide file tree
Changes from all commits
Commits
Show all changes
1 commit
Select commit
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
27 changes: 18 additions & 9 deletions book_samples/filter/filterImageROI.c
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -59,27 +59,36 @@ vx_graph makeFilterGraph(vx_context context, vx_image input,
return graph;
}

void main(int argc, char **argv)
int main(int argc, char **argv)
{
if (argc != 3)
{
printf("Filter an image\n"
"%s <input> <output>\n", (char *)argv[0]);
return(1);
}

struct read_image_attributes attr;
vx_context context = vxCreateContext();
vx_image image = createImageFromFile(context, "cup.ppm", &attr);
vx_image image = createImageFromFile(context, (const char*) argv[1], &attr);

vx_rectangle_t rect;
rect.start_x = 48;
rect.start_y = 98;
rect.end_x = 258;
rect.end_y = 202;
int width = rect.end_x - rect.start_x;
int height = rect.end_y - rect.start_y;
rect.start_x = 204;
rect.start_y = 179;
int width = 178;
int height = 190;
rect.end_x = rect.start_x + width;
rect.end_y = rect.start_y + height;

vx_image output = vxCreateImage(context, width, height, VX_DF_IMAGE_RGB);
vx_graph graph = makeFilterGraph(context, image, &rect, output);
if (vxGetStatus((vx_reference)image))
printf("Could not create input image\n");
else if (vxProcessGraph(graph))
printf("Error processing graph\n");
else if (writeImage(output, "cup_scharr_roi.ppm"))
else if (writeImage(output, (const char*)argv[2]))
printf("Problem writing the output image\n");
vxReleaseContext(&context);

return(0);
}
31 changes: 20 additions & 11 deletions book_samples/filter/filterImageROIvxu.c
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -9,28 +9,35 @@ Read and write an image.
#include "readImage.h"
#include "writeImage.h"

void main(int argc, char **argv)
int main(int argc, char **argv)
{
printf("Started\n");
if (argc != 3)
{
printf("Filter an image\n"
"%s <input> <output>\n", (char *)argv[0]);
return(1);
}
struct read_image_attributes attr;
vx_context context = vxCreateContext();

vx_border_t border_mode;
border_mode.mode = VX_BORDER_REPLICATE;
vxSetContextAttribute(context, VX_CONTEXT_IMMEDIATE_BORDER, &border_mode, sizeof(border_mode));

vx_image input = createImageFromFile(context, "cup.ppm", &attr);
vx_image input = createImageFromFile(context, (const char*)argv[1], &attr);
printf("input image created\n");
if(vxGetStatus(input) != VX_SUCCESS)
if(vxGetStatus((vx_reference)input) != VX_SUCCESS)
{
printf("Status error: %d", vxGetStatus(input));
printf("Status error: %d", vxGetStatus((vx_reference)input));
}

vx_rectangle_t rect;
rect.start_x = 48;
rect.start_y = 98;
rect.end_x = 258;
rect.end_y = 202;
rect.start_x = 204;
rect.start_y = 179;
int rect_width = 178;
int rect_height = 190;
rect.end_x = rect.start_x + rect_width;
rect.end_y = rect.start_y + rect_height;
vx_image roi = vxCreateImageFromROI(input, &rect);

int width = rect.end_x - rect.start_x;
Expand All @@ -49,7 +56,7 @@ void main(int argc, char **argv)
/* create a threshold object */
vx_threshold threshold = vxCreateThresholdForImage(context,
VX_THRESHOLD_TYPE_RANGE, VX_DF_IMAGE_U8, VX_DF_IMAGE_U8);
if(vxGetStatus(threshold) != VX_SUCCESS)
if(vxGetStatus((vx_reference)threshold) != VX_SUCCESS)
{
printf("Threshold creation failed\n");
}
Expand Down Expand Up @@ -81,10 +88,12 @@ void main(int argc, char **argv)
vxReleaseImage(&edges_inv);
vxReleaseThreshold(&threshold);

if(writeImage(input, "cup_roi.ppm"))
if(writeImage(input, (const char*)argv[2]))
printf("Problem writing the output image\n");

vxReleaseImage(&roi);
vxReleaseImage(&input);
vxReleaseContext(&context);

return(0);
}