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Name	Size	Permission	Date
bmp.h	2.39 KB	-rw-rw-r--	2022-10-31 11:36
gd.c	72.21 KB	-rw-rw-r--	2022-10-31 11:36
gd.h	33.01 KB	-rw-rw-r--	2022-10-31 11:36
gd2copypal.c	1.32 KB	-rw-rw-r--	2022-10-31 11:36
gd2time.c	1.2 KB	-rw-rw-r--	2022-10-31 11:36
gd2topng.c	1.04 KB	-rw-rw-r--	2022-10-31 11:36
gd_bmp.c	25.8 KB	-rw-rw-r--	2022-10-31 11:36
gd_color_match.c	1.42 KB	-rw-rw-r--	2022-10-31 11:36
gd_crop.c	7.68 KB	-rw-rw-r--	2022-10-31 11:36
gd_errors.h	673 B	-rw-rw-r--	2022-10-31 11:36
gd_filter.c	12.52 KB	-rw-rw-r--	2022-10-31 11:36
gd_gd.c	5.2 KB	-rw-rw-r--	2022-10-31 11:36
gd_gd2.c	19.53 KB	-rw-rw-r--	2022-10-31 11:36
gd_gif_in.c	13.9 KB	-rw-rw-r--	2022-10-31 11:36
gd_gif_out.c	20.75 KB	-rw-rw-r--	2022-10-31 11:36
gd_intern.h	261 B	-rw-rw-r--	2022-10-31 11:36
gd_interpolation.c	69.57 KB	-rw-rw-r--	2022-10-31 11:36
gd_io.c	3.39 KB	-rw-rw-r--	2022-10-31 11:36
gd_io.h	1.05 KB	-rw-rw-r--	2022-10-31 11:36
gd_io_dp.c	6.96 KB	-rw-rw-r--	2022-10-31 11:36
gd_io_file.c	2.31 KB	-rw-rw-r--	2022-10-31 11:36
gd_io_ss.c	2.66 KB	-rw-rw-r--	2022-10-31 11:36
gd_jpeg.c	26.3 KB	-rw-rw-r--	2022-10-31 11:36
gd_matrix.c	7.77 KB	-rw-rw-r--	2022-10-31 11:36
gd_pixelate.c	1.33 KB	-rw-rw-r--	2022-10-31 11:36
gd_png.c	22.61 KB	-rw-rw-r--	2022-10-31 11:36
gd_rotate.c	7.97 KB	-rw-rw-r--	2022-10-31 11:36
gd_security.c	662 B	-rw-rw-r--	2022-10-31 11:36
gd_ss.c	1.07 KB	-rw-rw-r--	2022-10-31 11:36
gd_tga.c	8.92 KB	-rw-rw-r--	2022-10-31 11:36
gd_tga.h	1.66 KB	-rw-rw-r--	2022-10-31 11:36
gd_topal.c	51.71 KB	-rw-rw-r--	2022-10-31 11:36
gd_transform.c	1.27 KB	-rw-rw-r--	2022-10-31 11:36
gd_wbmp.c	5.48 KB	-rw-rw-r--	2022-10-31 11:36
gd_webp.c	4.03 KB	-rw-rw-r--	2022-10-31 11:36
gd_xbm.c	5.27 KB	-rw-rw-r--	2022-10-31 11:36
gdcache.c	4.99 KB	-rw-rw-r--	2022-10-31 11:36
gdcache.h	2.68 KB	-rw-rw-r--	2022-10-31 11:36
gddemo.c	3.18 KB	-rw-rw-r--	2022-10-31 11:36
gdfontg.c	113.25 KB	-rw-rw-r--	2022-10-31 11:36
gdfontg.h	529 B	-rw-rw-r--	2022-10-31 11:36
gdfontl.c	108.5 KB	-rw-rw-r--	2022-10-31 11:36
gdfontl.h	527 B	-rw-rw-r--	2022-10-31 11:36
gdfontmb.c	79.24 KB	-rw-rw-r--	2022-10-31 11:36
gdfontmb.h	495 B	-rw-rw-r--	2022-10-31 11:36
gdfonts.c	69.46 KB	-rw-rw-r--	2022-10-31 11:36
gdfonts.h	491 B	-rw-rw-r--	2022-10-31 11:36
gdfontt.c	38.49 KB	-rw-rw-r--	2022-10-31 11:36
gdfontt.h	522 B	-rw-rw-r--	2022-10-31 11:36
gdft.c	32.75 KB	-rw-rw-r--	2022-10-31 11:36
gdhelpers.c	1.17 KB	-rw-rw-r--	2022-10-31 11:36
gdhelpers.h	1.54 KB	-rw-rw-r--	2022-10-31 11:36
gdkanji.c	12.01 KB	-rw-rw-r--	2022-10-31 11:36
gdparttopng.c	1.26 KB	-rw-rw-r--	2022-10-31 11:36
gdtables.c	5.45 KB	-rw-rw-r--	2022-10-31 11:36
gdtest.c	9.11 KB	-rw-rw-r--	2022-10-31 11:36
gdtestft.c	2.76 KB	-rw-rw-r--	2022-10-31 11:36
gdtopng.c	965 B	-rw-rw-r--	2022-10-31 11:36
gdxpm.c	3.21 KB	-rw-rw-r--	2022-10-31 11:36
jisx0208.h	69.68 KB	-rw-rw-r--	2022-10-31 11:36
pngtogd.c	967 B	-rw-rw-r--	2022-10-31 11:36
pngtogd2.c	1.17 KB	-rw-rw-r--	2022-10-31 11:36
testac.c	4.11 KB	-rw-rw-r--	2022-10-31 11:36
wbmp.c	6.79 KB	-rw-rw-r--	2022-10-31 11:36
wbmp.h	1.25 KB	-rw-rw-r--	2022-10-31 11:36
webpng.c	6.32 KB	-rw-rw-r--	2022-10-31 11:36

Rename

#include <stdio.h>
#include <math.h>
#include <string.h>
#include <stdlib.h>
#include "gd.h"
#include "gdhelpers.h"

#ifdef HAVE_LIBWEBP
#include "webp/decode.h"
#include "webp/encode.h"

#define GD_WEBP_ALLOC_STEP (4*1024)

gdImagePtr gdImageCreateFromWebp (FILE * inFile)
{
	gdImagePtr im;
	gdIOCtx *in = gdNewFileCtx(inFile);
	if (!in)
		return 0;
	im = gdImageCreateFromWebpCtx(in);
	in->gd_free(in);

return im;
}

gdImagePtr gdImageCreateFromWebpPtr (int size, void *data)
{
	gdImagePtr im;
	gdIOCtx *in = gdNewDynamicCtxEx(size, data, 0);
	if (!in)
		return 0;
	im = gdImageCreateFromWebpCtx(in);
	in->gd_free(in);
	return im;
}

gdImagePtr gdImageCreateFromWebpCtx (gdIOCtx * infile)
{
	int    width, height;
	uint8_t   *filedata = NULL;
	uint8_t    *argb = NULL;
	size_t size = 0, n;
	gdImagePtr im;
	int x, y;
	uint8_t *p;

do {
		unsigned char *read, *temp;

temp = gdRealloc(filedata, size+GD_WEBP_ALLOC_STEP);
		if (temp) {
			filedata = temp;
			read = temp + size;
		} else {
			if (filedata) {
				gdFree(filedata);
			}
			zend_error(E_ERROR, "WebP decode: realloc failed");
			return NULL;
		}

n = gdGetBuf(read, GD_WEBP_ALLOC_STEP, infile);
		if (n>0 && n!=EOF) {
			size += n;
		}
	} while (n>0 && n!=EOF);

if (WebPGetInfo(filedata,size, &width, &height) == 0) {
		zend_error(E_ERROR, "gd-webp cannot get webp info");
		gdFree(filedata);
		return NULL;
	}

im = gdImageCreateTrueColor(width, height);
	if (!im) {
		gdFree(filedata);
		return NULL;
	}
	argb = WebPDecodeARGB(filedata, size, &width, &height);
	if (!argb) {
		zend_error(E_ERROR, "gd-webp cannot allocate temporary buffer");
		gdFree(filedata);
		gdImageDestroy(im);
		return NULL;
	}
	for (y = 0, p = argb;  y < height; y++) {
		for (x = 0; x < width; x++) {
			register uint8_t a = gdAlphaMax - (*(p++) >> 1);
			register uint8_t r = *(p++);
			register uint8_t g = *(p++);
			register uint8_t b = *(p++);
			im->tpixels[y][x] = gdTrueColorAlpha(r, g, b, a);
		}
	}
	gdFree(filedata);
	/* do not use gdFree here, in case gdFree/alloc is mapped to something else than libc */
	free(argb);
	im->saveAlphaFlag = 1;
	return im;
}

void gdImageWebpCtx (gdImagePtr im, gdIOCtx * outfile, int quantization)
{
	uint8_t *argb;
	int x, y;
	uint8_t *p;
	uint8_t *out;
	size_t out_size;

if (im == NULL) {
		return;
	}

if (!gdImageTrueColor(im)) {
		zend_error(E_ERROR, "Paletter image not supported by webp");
		return;
	}

if (quantization == -1) {
		quantization = 80;
	}

if (overflow2(gdImageSX(im), 4)) {
		return;
	}

if (overflow2(gdImageSX(im) * 4, gdImageSY(im))) {
		return;
	}

argb = (uint8_t *)gdMalloc(gdImageSX(im) * 4 * gdImageSY(im));
	if (!argb) {
		return;
	}
	p = argb;
	for (y = 0; y < gdImageSY(im); y++) {
		for (x = 0; x < gdImageSX(im); x++) {
			register int c;
			register char a;
			c = im->tpixels[y][x];
			a = gdTrueColorGetAlpha(c);
			if (a == 127) {
				a = 0;
			} else {
				a = 255 - ((a << 1) + (a >> 6));
			}
			*(p++) = gdTrueColorGetRed(c);
			*(p++) = gdTrueColorGetGreen(c);
			*(p++) = gdTrueColorGetBlue(c);
			*(p++) = a;
		}
	}
	out_size = WebPEncodeRGBA(argb, gdImageSX(im), gdImageSY(im), gdImageSX(im) * 4, quantization, &out);
	if (out_size == 0) {
		zend_error(E_ERROR, "gd-webp encoding failed");
		goto freeargb;
	}
	gdPutBuf(out, out_size, outfile);
	free(out);

freeargb:
	gdFree(argb);
}

void gdImageWebpEx (gdImagePtr im, FILE * outFile, int quantization)
{
	gdIOCtx *out = gdNewFileCtx(outFile);
	gdImageWebpCtx(im, out, quantization);
	out->gd_free(out);
}

void gdImageWebp (gdImagePtr im, FILE * outFile)
{
	gdIOCtx *out = gdNewFileCtx(outFile);
	gdImageWebpCtx(im, out, -1);
	out->gd_free(out);
}

void * gdImageWebpPtr (gdImagePtr im, int *size)
{
	void *rv;
	gdIOCtx *out = gdNewDynamicCtx(2048, NULL);
	gdImageWebpCtx(im, out, -1);
	rv = gdDPExtractData(out, size);
	out->gd_free(out);

return rv;
}

void * gdImageWebpPtrEx (gdImagePtr im, int *size, int quantization)
{
	void *rv;
	gdIOCtx *out = gdNewDynamicCtx(2048, NULL);
	gdImageWebpCtx(im, out, quantization);
	rv = gdDPExtractData(out, size);
	out->gd_free(out);
	return rv;
}
#endif /* HAVE_LIBWEBP */