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00002 #include "vepl_sobel.h"
00003 #include <vepl/accessors/vipl_accessors_vil_image_view_base.h>
00004 #include <vipl/vipl_sobel.h>
00005 #include <vil/vil_image_view.h>
00006 #include <vil/vil_pixel_format.h>
00007 #include <vil/vil_plane.h>
00008 #include <vil/vil_new.h>
00009 #include <vxl_config.h>
00010
00011 vil_image_resource_sptr vepl_sobel(vil_image_resource_sptr image)
00012 {
00013 vil_image_resource_sptr img_out = vil_new_image_resource(image->ni(), image->nj(), image->nplanes(), image->pixel_format());
00014
00015
00016
00017 if (image->nplanes() > 1) {
00018 if (image->pixel_format() == VIL_PIXEL_FORMAT_BYTE) {
00019 vil_image_view<vxl_byte> out = image->get_copy_view();
00020 vil_image_view<vxl_byte> in = image->get_view();
00021 vipl_sobel<vil_image_view_base,vil_image_view_base,vxl_byte,vxl_byte> op;
00022 for (unsigned int p=0; p<image->nplanes(); ++p) {
00023 vil_image_view<vxl_byte> i = vil_plane(in,p), o = vil_plane(out,p);
00024 op.put_in_data_ptr(&i); op.put_out_data_ptr(&o); op.filter();
00025 }
00026 img_out->put_view(out);
00027 }
00028 else
00029 vcl_cerr << __FILE__ ": vepl_dilate_disk() not implemented for multi-planar " << image << '\n';
00030 }
00031
00032
00033 else if (image->pixel_format() == VIL_PIXEL_FORMAT_BYTE) {
00034 vil_image_view<vxl_byte> in = image->get_view();
00035 vil_image_view<vxl_byte> out = image->get_copy_view();
00036 vipl_sobel<vil_image_view_base,vil_image_view_base,vxl_byte,vxl_byte> op;
00037 op.put_in_data_ptr(&in);
00038 op.put_out_data_ptr(&out);
00039 op.filter();
00040 img_out->put_view(out);
00041 }
00042
00043
00044 else if (image->pixel_format() == VIL_PIXEL_FORMAT_RGB_BYTE) {
00045 vil_image_view<vxl_byte> in = image->get_view();
00046 vil_image_view<vxl_byte> out = image->get_copy_view();
00047 vipl_sobel<vil_image_view_base,vil_image_view_base,vxl_byte,vxl_byte> op;
00048 op.put_in_data_ptr(&in);
00049 op.put_out_data_ptr(&out);
00050 op.filter();
00051 img_out->put_view(out);
00052 }
00053
00054
00055 else if (image->pixel_format() == VIL_PIXEL_FORMAT_UINT_16) {
00056 vil_image_view<vxl_uint_16> in = image->get_view();
00057 vil_image_view<vxl_uint_16> out = image->get_copy_view();
00058 vipl_sobel<vil_image_view_base,vil_image_view_base,vxl_uint_16,vxl_uint_16> op;
00059 op.put_in_data_ptr(&in);
00060 op.put_out_data_ptr(&out);
00061 op.filter();
00062 img_out->put_view(out);
00063 }
00064
00065
00066 else if (image->pixel_format() == VIL_PIXEL_FORMAT_UINT_32) {
00067 vil_image_view<vxl_uint_32> in = image->get_view();
00068 vil_image_view<vxl_uint_32> out = image->get_copy_view();
00069 vipl_sobel<vil_image_view_base,vil_image_view_base,vxl_uint_32,vxl_uint_32> op;
00070 op.put_in_data_ptr(&in);
00071 op.put_out_data_ptr(&out);
00072 op.filter();
00073 img_out->put_view(out);
00074 }
00075
00076
00077 else if (image->pixel_format() == VIL_PIXEL_FORMAT_FLOAT) {
00078 vil_image_view<float> in = image->get_view();
00079 vil_image_view<float> out = image->get_copy_view();
00080 vipl_sobel<vil_image_view_base,vil_image_view_base,float,float> op;
00081 op.put_in_data_ptr(&in);
00082 op.put_out_data_ptr(&out);
00083 op.filter();
00084 img_out->put_view(out);
00085 }
00086
00087
00088 else if (image->pixel_format() == VIL_PIXEL_FORMAT_DOUBLE) {
00089 vil_image_view<double> in = image->get_view();
00090 vil_image_view<double> out = image->get_copy_view();
00091 vipl_sobel<vil_image_view_base,vil_image_view_base,double,double> op;
00092 op.put_in_data_ptr(&in);
00093 op.put_out_data_ptr(&out);
00094 op.filter();
00095 img_out->put_view(out);
00096 }
00097
00098
00099 else
00100 vcl_cerr << __FILE__ ": vepl_sobel() not implemented for " << image << '\n';
00101
00102 return img_out;
00103 }
00104