Files
opencv-mobile/patches/opencv-2.4.13.7-drawing-mono-font.patch

121 lines
3.6 KiB
Diff

diff -Nuarp opencv-2.4.13.7.orig/modules/core/src/drawing.cpp opencv-2.4.13.7/modules/core/src/drawing.cpp
--- opencv-2.4.13.7.orig/modules/core/src/drawing.cpp 2018-07-02 20:41:56.000000000 +0800
+++ opencv-2.4.13.7/modules/core/src/drawing.cpp 2023-12-09 15:52:28.808104579 +0800
@@ -40,6 +40,8 @@
//M*/
#include "precomp.hpp"
+#include "draw_text.h"
+
namespace cv
{
@@ -1992,6 +1994,7 @@ void polylines( Mat& img, const Point**
}
+#if 0
enum { FONT_SIZE_SHIFT=8, FONT_ITALIC_ALPHA=(1 << 8),
FONT_ITALIC_DIGIT=(2 << 8), FONT_ITALIC_PUNCT=(4 << 8),
FONT_ITALIC_BRACES=(8 << 8), FONT_HAVE_GREEK=(16 << 8),
@@ -2204,12 +2207,41 @@ inline void readCheck(int &c, int &i, co
if(c >= rightBoundary || c < leftBoundary)
c = '?';
}
+#endif
void putText( Mat& img, const string& text, Point org,
int fontFace, double fontScale, Scalar color,
int thickness, int line_type, bool bottomLeftOrigin )
{
+ const int fontpixelsize = 8 * fontScale;
+ const int base_line = 4 * fontScale;
+ const int yoffset = bottomLeftOrigin ? img.rows - org.y - fontpixelsize * 2 + base_line : org.y - fontpixelsize * 2 + base_line;
+
+ unsigned int _color = 0;
+ unsigned char* border_color = (unsigned char*)&_color;
+
+ if (img.channels() == 1)
+ {
+ border_color[0] = color[0];
+ draw_text_c1(img.data, img.cols, img.rows, text.c_str(), org.x, yoffset, fontpixelsize, _color);
+ }
+ else if (img.channels() == 3)
+ {
+ border_color[0] = color[0];
+ border_color[1] = color[1];
+ border_color[2] = color[2];
+ draw_text_c3(img.data, img.cols, img.rows, text.c_str(), org.x, yoffset, fontpixelsize, _color);
+ }
+ else if (img.channels() == 4)
+ {
+ border_color[0] = color[0];
+ border_color[1] = color[1];
+ border_color[2] = color[2];
+ border_color[3] = color[3];
+ draw_text_c4(img.data, img.cols, img.rows, text.c_str(), org.x, yoffset, fontpixelsize, _color);
+ }
+#if 0
const int* ascii = getFontData(fontFace);
double buf[4];
@@ -2264,10 +2296,21 @@ void putText( Mat& img, const string& te
}
view_x += dx;
}
+#endif
}
Size getTextSize( const string& text, int fontFace, double fontScale, int thickness, int* _base_line)
{
+ const int fontpixelsize = 8 * fontScale;
+
+ int w;
+ int h;
+ get_text_drawing_size(text.c_str(), fontpixelsize, &w, &h);
+
+ *_base_line = 4 * fontScale;
+
+ return Size(w, h);
+#if 0
Size size;
double view_x = 0;
const char **faces = cv::g_HersheyGlyphs;
@@ -2294,6 +2337,7 @@ Size getTextSize( const string& text, in
if( _base_line )
*_base_line = cvRound(base_line*fontScale + thickness*0.5);
return size;
+#endif
}
}
@@ -2679,7 +2723,7 @@ cvInitFont( CvFont *font, int font_face,
{
CV_Assert( font != 0 && hscale > 0 && vscale > 0 && thickness >= 0 );
- font->ascii = cv::getFontData(font_face);
+ font->ascii = 0;
font->font_face = font_face;
font->hscale = (float)hscale;
font->vscale = (float)vscale;
diff -Nuarp opencv-2.4.13.7.orig/modules/core/src/tables.cpp opencv-2.4.13.7/modules/core/src/tables.cpp
--- opencv-2.4.13.7.orig/modules/core/src/tables.cpp 2018-07-02 20:41:56.000000000 +0800
+++ opencv-2.4.13.7/modules/core/src/tables.cpp 2023-12-09 14:51:50.948704080 +0800
@@ -204,6 +204,7 @@ const uchar g_Saturate8u[] =
255
};
+#if 0
const char* g_HersheyGlyphs[] = {
"",
"MWRMNV RMVV PSTS",
@@ -3506,6 +3507,7 @@ const char* g_HersheyGlyphs[] = {
"",
"",
0 };
+#endif
}