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using argv[0] represent binary executable files' name in help() function

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in sample codes instead of cpp files' name.
This commit is contained in:
MoonChasing
2020-02-23 21:38:04 +08:00
parent 8b5efc6f4c
commit 98db891851
30 changed files with 218 additions and 207 deletions
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samples/cpp/select3dobj.cpp
+48 -45
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@@ -19,48 +19,51 @@
#include <ctype.h>
#include <stdio.h>
#include <stdlib.h>
#include <string>
using namespace std;
using namespace cv;
const char* helphelp =
"\nThis program's purpose is to collect data sets of an object and its segmentation mask.\n"
"\n"
"It shows how to use a calibrated camera together with a calibration pattern to\n"
"compute the homography of the plane the calibration pattern is on. It also shows grabCut\n"
"segmentation etc.\n"
"\n"
"select3dobj -w=<board_width> -h=<board_height> [-s=<square_size>]\n"
" -i=<camera_intrinsics_filename> -o=<output_prefix>\n"
"\n"
" -w=<board_width> Number of chessboard corners wide\n"
" -h=<board_height> Number of chessboard corners width\n"
" [-s=<square_size>] Optional measure of chessboard squares in meters\n"
" -i=<camera_intrinsics_filename> Camera matrix .yml file from calibration.cpp\n"
" -o=<output_prefix> Prefix the output segmentation images with this\n"
" [video_filename/cameraId] If present, read from that video file or that ID\n"
"\n"
"Using a camera's intrinsics (from calibrating a camera -- see calibration.cpp) and an\n"
"image of the object sitting on a planar surface with a calibration pattern of\n"
"(board_width x board_height) on the surface, we draw a 3D box around the object. From\n"
"then on, we can move a camera and as long as it sees the chessboard calibration pattern,\n"
"it will store a mask of where the object is. We get successive images using <output_prefix>\n"
"of the segmentation mask containing the object. This makes creating training sets easy.\n"
"It is best if the chessboard is odd x even in dimensions to avoid ambiguous poses.\n"
"\n"
"The actions one can use while the program is running are:\n"
"\n"
" Select object as 3D box with the mouse.\n"
" First draw one line on the plane to outline the projection of that object on the plane\n"
" Then extend that line into a box to encompass the projection of that object onto the plane\n"
" The use the mouse again to extend the box upwards from the plane to encase the object.\n"
" Then use the following commands\n"
" ESC - Reset the selection\n"
" SPACE - Skip the frame; move to the next frame (not in video mode)\n"
" ENTER - Confirm the selection. Grab next object in video mode.\n"
" q - Exit the program\n"
"\n\n";
static string helphelp(char** argv)
{
return string("\nThis program's purpose is to collect data sets of an object and its segmentation mask.\n")
+ "\n"
"It shows how to use a calibrated camera together with a calibration pattern to\n"
"compute the homography of the plane the calibration pattern is on. It also shows grabCut\n"
"segmentation etc.\n"
"\n"
+ argv[0]
+ " -w=<board_width> -h=<board_height> [-s=<square_size>]\n"
" -i=<camera_intrinsics_filename> -o=<output_prefix>\n"
"\n"
" -w=<board_width> Number of chessboard corners wide\n"
" -h=<board_height> Number of chessboard corners width\n"
" [-s=<square_size>] Optional measure of chessboard squares in meters\n"
" -i=<camera_intrinsics_filename> Camera matrix .yml file from calibration.cpp\n"
" -o=<output_prefix> Prefix the output segmentation images with this\n"
" [video_filename/cameraId] If present, read from that video file or that ID\n"
"\n"
"Using a camera's intrinsics (from calibrating a camera -- see calibration.cpp) and an\n"
"image of the object sitting on a planar surface with a calibration pattern of\n"
"(board_width x board_height) on the surface, we draw a 3D box around the object. From\n"
"then on, we can move a camera and as long as it sees the chessboard calibration pattern,\n"
"it will store a mask of where the object is. We get successive images using <output_prefix>\n"
"of the segmentation mask containing the object. This makes creating training sets easy.\n"
"It is best if the chessboard is odd x even in dimensions to avoid ambiguous poses.\n"
"\n"
"The actions one can use while the program is running are:\n"
"\n"
" Select object as 3D box with the mouse.\n"
" First draw one line on the plane to outline the projection of that object on the plane\n"
" Then extend that line into a box to encompass the projection of that object onto the plane\n"
" The use the mouse again to extend the box upwards from the plane to encase the object.\n"
" Then use the following commands\n"
" ESC - Reset the selection\n"
" SPACE - Skip the frame; move to the next frame (not in video mode)\n"
" ENTER - Confirm the selection. Grab next object in video mode.\n"
" q - Exit the program\n"
"\n\n";
}
// static void help()
// {
// puts(helphelp);
@@ -384,7 +387,7 @@ static bool readStringList( const string& filename, vector<string>& l )
int main(int argc, char** argv)
{
const char* help = "Usage: select3dobj -w=<board_width> -h=<board_height> [-s=<square_size>]\n"
string help = string("Usage: ") + argv[0] + " -w=<board_width> -h=<board_height> [-s=<square_size>]\n" +
"\t-i=<intrinsics_filename> -o=<output_prefix> [video_filename/cameraId]\n";
const char* screen_help =
"Actions: \n"
@@ -397,8 +400,8 @@ int main(int argc, char** argv)
cv::CommandLineParser parser(argc, argv, "{help h||}{w||}{h||}{s|1|}{i||}{o||}{@input|0|}");
if (parser.has("help"))
{
puts(helphelp);
puts(help);
puts(helphelp(argv).c_str());
puts(help.c_str());
return 0;
}
string intrinsicsFilename;
@@ -419,26 +422,26 @@ int main(int argc, char** argv)
inputName = samples::findFileOrKeep(parser.get<string>("@input"));
if (!parser.check())
{
puts(help);
puts(help.c_str());
parser.printErrors();
return 0;
}
if ( boardSize.width <= 0 )
{
printf("Incorrect -w parameter (must be a positive integer)\n");
puts(help);
puts(help.c_str());
return 0;
}
if ( boardSize.height <= 0 )
{
printf("Incorrect -h parameter (must be a positive integer)\n");
puts(help);
puts(help.c_str());
return 0;
}
if ( squareSize <= 0 )
{
printf("Incorrect -s parameter (must be a positive real number)\n");
puts(help);
puts(help.c_str());
return 0;
}
Mat cameraMatrix, distCoeffs;