diff options
Diffstat (limited to 'ext/gd/libgd/gd.h')
| -rw-r--r-- | ext/gd/libgd/gd.h | 208 |
1 files changed, 205 insertions, 3 deletions
diff --git a/ext/gd/libgd/gd.h b/ext/gd/libgd/gd.h index 8aedc2c38c..72515108d6 100644 --- a/ext/gd/libgd/gd.h +++ b/ext/gd/libgd/gd.h @@ -93,6 +93,10 @@ void php_gd_error(const char *format, ...); #define gdEffectNormal 2 #define gdEffectOverlay 3 +#define GD_TRUE 1 +#define GD_FALSE 0 + +#define GD_EPSILON 1e-6 /* This function accepts truecolor pixel values only. The source color is composited with the destination color @@ -101,6 +105,67 @@ void php_gd_error(const char *format, ...); int gdAlphaBlend(int dest, int src); +/** + * Group: Transform + * + * Constants: gdInterpolationMethod + + * GD_BELL - Bell + * GD_BESSEL - Bessel + * GD_BILINEAR_FIXED - fixed point bilinear + * GD_BICUBIC - Bicubic + * GD_BICUBIC_FIXED - fixed point bicubic integer + * GD_BLACKMAN - Blackman + * GD_BOX - Box + * GD_BSPLINE - BSpline + * GD_CATMULLROM - Catmullrom + * GD_GAUSSIAN - Gaussian + * GD_GENERALIZED_CUBIC - Generalized cubic + * GD_HERMITE - Hermite + * GD_HAMMING - Hamming + * GD_HANNING - Hannig + * GD_MITCHELL - Mitchell + * GD_NEAREST_NEIGHBOUR - Nearest neighbour interpolation + * GD_POWER - Power + * GD_QUADRATIC - Quadratic + * GD_SINC - Sinc + * GD_TRIANGLE - Triangle + * GD_WEIGHTED4 - 4 pixels weighted bilinear interpolation + * + * See also: + * <gdSetInterpolationMethod> + **/ +typedef enum { + GD_DEFAULT = 0, + GD_BELL, + GD_BESSEL, + GD_BILINEAR_FIXED, + GD_BICUBIC, + GD_BICUBIC_FIXED, + GD_BLACKMAN, + GD_BOX, + GD_BSPLINE, + GD_CATMULLROM, + GD_GAUSSIAN, + GD_GENERALIZED_CUBIC, + GD_HERMITE, + GD_HAMMING, + GD_HANNING, + GD_MITCHELL, + GD_NEAREST_NEIGHBOUR, + GD_POWER, + GD_QUADRATIC, + GD_SINC, + GD_TRIANGLE, + GD_WEIGHTED4, + GD_METHOD_COUNT = 21 +} gdInterpolationMethod; + +/* define struct with name and func ptr and add it to gdImageStruct gdInterpolationMethod interpolation; */ + +/* Interpolation function ptr */ +typedef double (* interpolation_method )(double); + typedef struct gdImageStruct { /* Palette-based image pixels */ unsigned char ** pixels; @@ -188,10 +253,35 @@ typedef struct gdImageStruct { int cy1; int cx2; int cy2; + gdInterpolationMethod interpolation_id; + interpolation_method interpolation; } gdImage; typedef gdImage * gdImagePtr; +/* Point type for use in polygon drawing. */ + +/** + * Group: Types + * + * typedef: gdPointF + * Defines a point in a 2D coordinate system using floating point + * values. + * x - Floating point position (increase from left to right) + * y - Floating point Row position (increase from top to bottom) + * + * typedef: gdPointFPtr + * Pointer to a <gdPointF> + * + * See also: + * <gdImageCreate>, <gdImageCreateTrueColor>, + **/ +typedef struct +{ + double x, y; +} +gdPointF, *gdPointFPtr; + typedef struct { /* # of characters in font */ int nchars; @@ -209,6 +299,31 @@ typedef struct { /* Text functions take these. */ typedef gdFont *gdFontPtr; + +/** + * Group: Types + * + * typedef: gdRect + * Defines a rectilinear region. + * + * x - left position + * y - right position + * width - Rectangle width + * height - Rectangle height + * + * typedef: gdRectPtr + * Pointer to a <gdRect> + * + * See also: + * <gdSetInterpolationMethod> + **/ +typedef struct +{ + int x, y; + int width, height; +} +gdRect, *gdRectPtr; + /* For backwards compatibility only. Use gdImageSetStyle() for MUCH more flexible line drawing. Also see gdImageSetBrush(). */ @@ -247,8 +362,12 @@ gdImagePtr gdImageCreateFromPng(FILE *fd); gdImagePtr gdImageCreateFromPngCtx(gdIOCtxPtr in); gdImagePtr gdImageCreateFromWBMP(FILE *inFile); gdImagePtr gdImageCreateFromWBMPCtx(gdIOCtx *infile); -gdImagePtr gdImageCreateFromJpeg(FILE *infile, int ignore_warning); -gdImagePtr gdImageCreateFromJpegCtx(gdIOCtx *infile, int ignore_warning); +gdImagePtr gdImageCreateFromJpeg(FILE *infile); +gdImagePtr gdImageCreateFromJpegEx(FILE *infile, int ignore_warning); +gdImagePtr gdImageCreateFromJpegCtx(gdIOCtx *infile); +gdImagePtr gdImageCreateFromJpegCtxEx(gdIOCtx *infile, int ignore_warning); +gdImagePtr gdImageCreateFromJpegPtr (int size, void *data); +gdImagePtr gdImageCreateFromJpegPtrEx (int size, void *data, int ignore_warning); gdImagePtr gdImageCreateFromWebp(FILE *fd); gdImagePtr gdImageCreateFromWebpCtx(gdIOCtxPtr in); gdImagePtr gdImageCreateFromWebpPtr (int size, void *data); @@ -444,7 +563,7 @@ void gdImageColorDeallocate(gdImagePtr im, int color); gdImagePtr gdImageCreatePaletteFromTrueColor (gdImagePtr im, int ditherFlag, int colorsWanted); void gdImageTrueColorToPalette(gdImagePtr im, int ditherFlag, int colorsWanted); - +int gdImagePaletteToTrueColor(gdImagePtr src); /* An attempt at getting the results of gdImageTrueColorToPalette to look a bit more like the original (im1 is the original @@ -575,6 +694,7 @@ gdImagePtr gdImageRotate180(gdImagePtr src, int ignoretransparent); gdImagePtr gdImageRotate270(gdImagePtr src, int ignoretransparent); gdImagePtr gdImageRotate45(gdImagePtr src, double dAngle, int clrBack, int ignoretransparent); gdImagePtr gdImageRotate (gdImagePtr src, double dAngle, int clrBack, int ignoretransparent); +gdImagePtr gdImageRotateInterpolated(const gdImagePtr src, const float angle, int bgcolor); void gdImageSetBrush(gdImagePtr im, gdImagePtr brush); void gdImageSetTile(gdImagePtr im, gdImagePtr tile); @@ -682,6 +802,88 @@ int gdImageSmooth(gdImagePtr im, float weight); /* Image comparison definitions */ int gdImageCompare(gdImagePtr im1, gdImagePtr im2); +void gdImageFlipHorizontal(gdImagePtr im); +void gdImageFlipVertical(gdImagePtr im); +void gdImageFlipBoth(gdImagePtr im); + +#define GD_FLIP_HORINZONTAL 1 +#define GD_FLIP_VERTICAL 2 +#define GD_FLIP_BOTH 3 + +/** + * Group: Crop + * + * Constants: gdCropMode + * GD_CROP_DEFAULT - Default crop mode (4 corners or background) + * GD_CROP_TRANSPARENT - Crop using the transparent color + * GD_CROP_BLACK - Crop black borders + * GD_CROP_WHITE - Crop white borders + * GD_CROP_SIDES - Crop using colors of the 4 corners + * + * See also: + * <gdImageAutoCrop> + **/ +enum gdCropMode { + GD_CROP_DEFAULT = 0, + GD_CROP_TRANSPARENT, + GD_CROP_BLACK, + GD_CROP_WHITE, + GD_CROP_SIDES, + GD_CROP_THRESHOLD +}; + +gdImagePtr gdImageCrop(gdImagePtr src, const gdRectPtr crop); +gdImagePtr gdImageCropAuto(gdImagePtr im, const unsigned int mode); +gdImagePtr gdImageCropThreshold(gdImagePtr im, const unsigned int color, const float threshold); + +int gdImageSetInterpolationMethod(gdImagePtr im, gdInterpolationMethod id); + +gdImagePtr gdImageScaleBilinear(gdImagePtr im, const unsigned int new_width, const unsigned int new_height); +gdImagePtr gdImageScaleBicubic(gdImagePtr src_img, const unsigned int new_width, const unsigned int new_height); +gdImagePtr gdImageScaleBicubicFixed(gdImagePtr src, const unsigned int width, const unsigned int height); +gdImagePtr gdImageScaleNearestNeighbour(gdImagePtr im, const unsigned int width, const unsigned int height); +gdImagePtr gdImageScaleTwoPass(const gdImagePtr pOrigImage, const unsigned int uOrigWidth, const unsigned int uOrigHeight, const unsigned int uNewWidth, const unsigned int uNewHeight); +gdImagePtr gdImageScale(const gdImagePtr src, const unsigned int new_width, const unsigned int new_height); + +gdImagePtr gdImageRotateNearestNeighbour(gdImagePtr src, const float degrees, const int bgColor); +gdImagePtr gdImageRotateBilinear(gdImagePtr src, const float degrees, const int bgColor); +gdImagePtr gdImageRotateBicubicFixed(gdImagePtr src, const float degrees, const int bgColor); +gdImagePtr gdImageRotateGeneric(gdImagePtr src, const float degrees, const int bgColor); + + + +typedef enum { + GD_AFFINE_TRANSLATE = 0, + GD_AFFINE_SCALE, + GD_AFFINE_ROTATE, + GD_AFFINE_SHEAR_HORIZONTAL, + GD_AFFINE_SHEAR_VERTICAL, +} gdAffineStandardMatrix; + +int gdAffineApplyToPointF (gdPointFPtr dst, const gdPointFPtr src, const double affine[6]); +int gdAffineInvert (double dst[6], const double src[6]); +int gdAffineFlip (double dst_affine[6], const double src_affine[6], const int flip_h, const int flip_v); +int gdAffineConcat (double dst[6], const double m1[6], const double m2[6]); + +int gdAffineIdentity (double dst[6]); +int gdAffineScale (double dst[6], const double scale_x, const double scale_y); +int gdAffineRotate (double dst[6], const double angle); +int gdAffineShearHorizontal (double dst[6], const double angle); +int gdAffineShearVertical(double dst[6], const double angle); +int gdAffineTranslate (double dst[6], const double offset_x, const double offset_y); +double gdAffineExpansion (const double src[6]); +int gdAffineRectilinear (const double src[6]); +int gdAffineEqual (const double matrix1[6], const double matrix2[6]); +int gdTransformAffineGetImage(gdImagePtr *dst, const gdImagePtr src, gdRectPtr src_area, const double affine[6]); +int gdTransformAffineCopy(gdImagePtr dst, int dst_x, int dst_y, const gdImagePtr src, gdRectPtr src_region, const double affine[6]); +/* +gdTransformAffineCopy(gdImagePtr dst, int x0, int y0, int x1, int y1, + const gdImagePtr src, int src_width, int src_height, + const double affine[6]); +*/ +int gdTransformAffineBoundingBox(gdRectPtr src, const double affine[6], gdRectPtr bbox); + + #define GD_CMP_IMAGE 1 /* Actual image IS different */ #define GD_CMP_NUM_COLORS 2 /* Number of Colours in pallette differ */ #define GD_CMP_COLOR 4 /* Image colours differ */ |