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#include "vips.h"
#include <string.h>
#define VIPS_SUPPORT_SMARTCROP \
(VIPS_MAJOR_VERSION > 8 || (VIPS_MAJOR_VERSION == 8 && VIPS_MINOR_VERSION >= 5))
#define VIPS_SUPPORT_HASALPHA \
(VIPS_MAJOR_VERSION > 8 || (VIPS_MAJOR_VERSION == 8 && VIPS_MINOR_VERSION >= 5))
#define VIPS_SUPPORT_GIF \
(VIPS_MAJOR_VERSION > 8 || (VIPS_MAJOR_VERSION == 8 && VIPS_MINOR_VERSION >= 3))
#define VIPS_SUPPORT_SVG \
(VIPS_MAJOR_VERSION > 8 || (VIPS_MAJOR_VERSION == 8 && VIPS_MINOR_VERSION >= 3))
#define VIPS_SUPPORT_TIFF \
(VIPS_MAJOR_VERSION > 8 || (VIPS_MAJOR_VERSION == 8 && VIPS_MINOR_VERSION >= 6))
#define VIPS_SUPPORT_MAGICK \
(VIPS_MAJOR_VERSION > 8 || (VIPS_MAJOR_VERSION == 8 && VIPS_MINOR_VERSION >= 7))
#define VIPS_SUPPORT_PNG_QUANTIZATION \
(VIPS_MAJOR_VERSION > 8 || (VIPS_MAJOR_VERSION == 8 && VIPS_MINOR_VERSION >= 7))
#define VIPS_SUPPORT_WEBP_SCALE_ON_LOAD \
(VIPS_MAJOR_VERSION > 8 || (VIPS_MAJOR_VERSION == 8 && VIPS_MINOR_VERSION >= 8))
#define VIPS_SUPPORT_WEBP_ANIMATION \
(VIPS_MAJOR_VERSION > 8 || (VIPS_MAJOR_VERSION == 8 && VIPS_MINOR_VERSION >= 8))
#define VIPS_SUPPORT_HEIF \
(VIPS_MAJOR_VERSION > 8 || (VIPS_MAJOR_VERSION == 8 && VIPS_MINOR_VERSION >= 8))
#define VIPS_SUPPORT_BUILTIN_ICC \
(VIPS_MAJOR_VERSION > 8 || (VIPS_MAJOR_VERSION == 8 && VIPS_MINOR_VERSION >= 8))
#define VIPS_SUPPORT_COMPOSITE \
(VIPS_MAJOR_VERSION > 8 || (VIPS_MAJOR_VERSION == 8 && VIPS_MINOR_VERSION >= 6))
#define EXIF_ORIENTATION "exif-ifd0-Orientation"
#if (VIPS_MAJOR_VERSION > 8 || (VIPS_MAJOR_VERSION == 8 && VIPS_MINOR_VERSION >= 8))
#define VIPS_BLOB_DATA_TYPE const void *
#else
#define VIPS_BLOB_DATA_TYPE void *
#endif
int
vips_initialize() {
return vips_init("imgproxy");
}
void
clear_image(VipsImage **in) {
if (G_IS_OBJECT(*in)) g_clear_object(in);
}
void
g_free_go(void **buf) {
g_free(*buf);
}
void
swap_and_clear(VipsImage **in, VipsImage *out) {
clear_image(in);
*in = out;
}
int
vips_type_find_load_go(int imgtype) {
switch (imgtype)
{
case (JPEG):
return vips_type_find("VipsOperation", "jpegload_buffer");
case (PNG):
return vips_type_find("VipsOperation", "pngload_buffer");
case (WEBP):
return vips_type_find("VipsOperation", "webpload_buffer");
case (GIF):
return vips_type_find("VipsOperation", "gifload_buffer");
case (SVG):
return vips_type_find("VipsOperation", "svgload_buffer");
case (HEIC):
return vips_type_find("VipsOperation", "heifload_buffer");
case (BMP):
return vips_type_find("VipsOperation", "magickload_buffer");
case (TIFF):
return vips_type_find("VipsOperation", "tiffload_buffer");
}
return 0;
}
int
vips_type_find_save_go(int imgtype) {
switch (imgtype)
{
case (JPEG):
return vips_type_find("VipsOperation", "jpegsave_buffer");
case (PNG):
return vips_type_find("VipsOperation", "pngsave_buffer");
case (WEBP):
return vips_type_find("VipsOperation", "webpsave_buffer");
case (GIF):
return vips_type_find("VipsOperation", "magicksave_buffer");
case (ICO):
return vips_type_find("VipsOperation", "magicksave_buffer");
case (HEIC):
return vips_type_find("VipsOperation", "heifsave_buffer");
case (BMP):
return vips_type_find("VipsOperation", "magicksave_buffer");
case (TIFF):
return vips_type_find("VipsOperation", "tiffsave_buffer");
}
return 0;
}
int
vips_jpegload_go(void *buf, size_t len, int shrink, VipsImage **out) {
if (shrink > 1)
return vips_jpegload_buffer(buf, len, out, "access", VIPS_ACCESS_SEQUENTIAL, "shrink", shrink, NULL);
return vips_jpegload_buffer(buf, len, out, "access", VIPS_ACCESS_SEQUENTIAL, NULL);
}
int
vips_pngload_go(void *buf, size_t len, VipsImage **out) {
return vips_pngload_buffer(buf, len, out, "access", VIPS_ACCESS_SEQUENTIAL, NULL);
}
int
vips_webpload_go(void *buf, size_t len, double scale, int pages, VipsImage **out) {
return vips_webpload_buffer(
buf, len, out,
"access", VIPS_ACCESS_SEQUENTIAL,
#if VIPS_SUPPORT_WEBP_SCALE_ON_LOAD
"scale", scale,
#else
"shrink", (int)(1.0 / scale),
#endif
#if VIPS_SUPPORT_WEBP_ANIMATION
"n", pages,
#endif
NULL
);
}
int
vips_gifload_go(void *buf, size_t len, int pages, VipsImage **out) {
#if VIPS_SUPPORT_GIF
return vips_gifload_buffer(buf, len, out, "access", VIPS_ACCESS_SEQUENTIAL, "n", pages, NULL);
#else
vips_error("vips_gifload_go", "Loading GIF is not supported (libvips 8.3+ reuired)");
return 1;
#endif
}
int
vips_svgload_go(void *buf, size_t len, double scale, VipsImage **out) {
#if VIPS_SUPPORT_SVG
return vips_svgload_buffer(buf, len, out, "access", VIPS_ACCESS_SEQUENTIAL, "scale", scale, NULL);
#else
vips_error("vips_svgload_go", "Loading SVG is not supported (libvips 8.5+ reuired)");
return 1;
#endif
}
int
vips_heifload_go(void *buf, size_t len, VipsImage **out) {
#if VIPS_SUPPORT_HEIF
return vips_heifload_buffer(buf, len, out, "access", VIPS_ACCESS_SEQUENTIAL, NULL);
#else
vips_error("vips_heifload_go", "Loading HEIF is not supported (libvips 8.8+ reuired)");
return 1;
#endif
}
int
vips_bmpload_go(void *buf, size_t len, VipsImage **out) {
#if VIPS_SUPPORT_MAGICK
return vips_magickload_buffer(buf, len, out, NULL);
#else
vips_error("vips_bmpload_go", "Loading BMP is not supported");
return 1;
#endif
}
int
vips_tiffload_go(void *buf, size_t len, VipsImage **out) {
#if VIPS_SUPPORT_TIFF
return vips_tiffload_buffer(buf, len, out, "access", VIPS_ACCESS_SEQUENTIAL, NULL);
#else
vips_error("vips_tiffload_go", "Loading TIFF is not supported (libvips 8.6+ reuired)");
return 1;
#endif
}
int
vips_get_orientation(VipsImage *image) {
#ifdef VIPS_META_ORIENTATION
int orientation;
if (
vips_image_get_typeof(image, VIPS_META_ORIENTATION) == G_TYPE_INT &&
vips_image_get_int(image, VIPS_META_ORIENTATION, &orientation) == 0
) return orientation;
#else
const char *orientation;
if (
vips_image_get_typeof(image, EXIF_ORIENTATION) == VIPS_TYPE_REF_STRING &&
vips_image_get_string(image, EXIF_ORIENTATION, &orientation) == 0
) return atoi(orientation);
#endif
return 1;
}
int
vips_support_smartcrop() {
return VIPS_SUPPORT_SMARTCROP;
}
VipsBandFormat
vips_band_format(VipsImage *in) {
return in->BandFmt;
}
gboolean
vips_support_webp_animation() {
return VIPS_SUPPORT_WEBP_ANIMATION;
}
gboolean
vips_is_animated(VipsImage * in) {
return( vips_image_get_typeof(in, "page-height") != G_TYPE_INVALID &&
vips_image_get_typeof(in, "gif-delay") != G_TYPE_INVALID &&
vips_image_get_typeof(in, "gif-loop") != G_TYPE_INVALID );
}
gboolean
vips_image_hasalpha_go(VipsImage * in) {
#if VIPS_SUPPORT_HASALPHA
return vips_image_hasalpha(in);
#else
return( in->Bands == 2 ||
(in->Bands == 4 && in->Type != VIPS_INTERPRETATION_CMYK) ||
in->Bands > 4 );
#endif
}
int
vips_copy_go(VipsImage *in, VipsImage **out) {
return vips_copy(in, out, NULL);
}
int
vips_cast_go(VipsImage *in, VipsImage **out, VipsBandFormat format) {
return vips_cast(in, out, format, NULL);
}
int
vips_rad2float_go(VipsImage *in, VipsImage **out) {
return vips_rad2float(in, out, NULL);
}
int
vips_resize_go(VipsImage *in, VipsImage **out, double scale) {
return vips_resize(in, out, scale, NULL);
}
int
vips_resize_with_premultiply(VipsImage *in, VipsImage **out, double scale) {
VipsBandFormat format;
VipsImage *tmp1, *tmp2;
format = vips_band_format(in);
if (vips_premultiply(in, &tmp1, NULL))
return 1;
if (vips_resize(tmp1, &tmp2, scale, NULL)) {
clear_image(&tmp1);
return 1;
}
swap_and_clear(&tmp1, tmp2);
if (vips_unpremultiply(tmp1, &tmp2, NULL)) {
clear_image(&tmp1);
return 1;
}
swap_and_clear(&tmp1, tmp2);
if (vips_cast(tmp1, out, format, NULL)) {
clear_image(&tmp1);
return 1;
}
clear_image(&tmp1);
return 0;
}
int
vips_icc_is_srgb_iec61966(VipsImage *in) {
VIPS_BLOB_DATA_TYPE data;
size_t data_len;
// 1998-12-01
static char date[] = { 7, 206, 0, 2, 0, 9 };
// 2.1
static char version[] = { 2, 16, 0, 0 };
if (vips_image_get_blob(in, VIPS_META_ICC_NAME, &data, &data_len))
return FALSE;
// Less than header size
if (data_len < 128)
return FALSE;
// Predict it is sRGB IEC61966 2.1 by checking some header fields
return ((memcmp(data + 48, "IEC ", 4) == 0) && // Device manufacturer
(memcmp(data + 52, "sRGB", 4) == 0) && // Device model
(memcmp(data + 80, "HP ", 4) == 0) && // Profile creator
(memcmp(data + 24, date, 6) == 0) && // Date of creation
(memcmp(data + 8, version, 4) == 0)); // Version
}
int
vips_has_embedded_icc(VipsImage *in) {
return vips_image_get_typeof(in, VIPS_META_ICC_NAME) != 0;
}
int
vips_support_builtin_icc() {
return VIPS_SUPPORT_BUILTIN_ICC;
}
int
vips_icc_import_go(VipsImage *in, VipsImage **out, char *profile) {
return vips_icc_import(in, out, "input_profile", profile, "embedded", TRUE, "pcs", VIPS_PCS_XYZ, NULL);
}
int
vips_colourspace_go(VipsImage *in, VipsImage **out, VipsInterpretation cs) {
return vips_colourspace(in, out, cs, NULL);
}
int
vips_rot_go(VipsImage *in, VipsImage **out, VipsAngle angle) {
return vips_rot(in, out, angle, NULL);
}
int
vips_flip_horizontal_go(VipsImage *in, VipsImage **out) {
return vips_flip(in, out, VIPS_DIRECTION_HORIZONTAL, NULL);
}
int
vips_smartcrop_go(VipsImage *in, VipsImage **out, int width, int height) {
#if VIPS_SUPPORT_SMARTCROP
return vips_smartcrop(in, out, width, height, NULL);
#else
vips_error("vips_smartcrop_go", "Smart crop is not supported (libvips 8.5+ reuired)");
return 1;
#endif
}
int
vips_gaussblur_go(VipsImage *in, VipsImage **out, double sigma) {
return vips_gaussblur(in, out, sigma, NULL);
}
int
vips_sharpen_go(VipsImage *in, VipsImage **out, double sigma) {
return vips_sharpen(in, out, "sigma", sigma, NULL);
}
int
vips_flatten_go(VipsImage *in, VipsImage **out, double r, double g, double b) {
VipsArrayDouble *bg = vips_array_double_newv(3, r, g, b);
int res = vips_flatten(in, out, "background", bg, NULL);
vips_area_unref((VipsArea *)bg);
return res;
}
int
vips_extract_area_go(VipsImage *in, VipsImage **out, int left, int top, int width, int height) {
return vips_extract_area(in, out, left, top, width, height, NULL);
}
int
vips_replicate_go(VipsImage *in, VipsImage **out, int width, int height) {
VipsImage *tmp;
if (vips_replicate(in, &tmp, 1 + width / in->Xsize, 1 + height / in->Ysize, NULL))
return 1;
if (vips_extract_area(tmp, out, 0, 0, width, height, NULL)) {
clear_image(&tmp);
return 1;
}
clear_image(&tmp);
return 0;
}
int
vips_embed_go(VipsImage *in, VipsImage **out, int x, int y, int width, int height, double *bg, int bgn) {
VipsArrayDouble *bga = vips_array_double_new(bg, bgn);
int ret = vips_embed(
in, out, x, y, width, height,
"extend", VIPS_EXTEND_BACKGROUND,
"background", bga,
NULL
);
vips_area_unref((VipsArea *)bga);
return ret;
}
int
vips_ensure_alpha(VipsImage *in, VipsImage **out) {
if (vips_image_hasalpha_go(in)) {
return vips_copy(in, out, NULL);
}
return vips_bandjoin_const1(in, out, 255, NULL);
}
int
vips_apply_watermark(VipsImage *in, VipsImage *watermark, VipsImage **out, double opacity) {
#if VIPS_SUPPORT_COMPOSITE
VipsImage *base = vips_image_new();
VipsImage **t = (VipsImage **) vips_object_local_array(VIPS_OBJECT(base), 5);
if (opacity < 1) {
if (
vips_extract_band(watermark, &t[0], 0, "n", watermark->Bands - 1, NULL) ||
vips_extract_band(watermark, &t[1], watermark->Bands - 1, "n", 1, NULL) ||
vips_linear1(t[1], &t[2], opacity, 0, NULL) ||
vips_bandjoin2(t[0], t[2], &t[3], NULL)
) {
clear_image(&base);
return 1;
}
} else {
if (vips_copy(watermark, &t[3], NULL)) {
clear_image(&base);
return 1;
}
}
int res =
vips_composite2(in, t[3], &t[4], VIPS_BLEND_MODE_OVER, "compositing_space", in->Type, NULL) ||
vips_cast(t[4], out, vips_image_get_format(in), NULL);
clear_image(&base);
return res;
#else
vips_error("vips_apply_watermark", "Watermarking is not supported (libvips 8.6+ reuired)");
return 1;
#endif
}
int
vips_arrayjoin_go(VipsImage **in, VipsImage **out, int n) {
return vips_arrayjoin(in, out, n, "across", 1, NULL);
}
int
vips_jpegsave_go(VipsImage *in, void **buf, size_t *len, int quality, int interlace) {
return vips_jpegsave_buffer(in, buf, len, "profile", "none", "Q", quality, "strip", TRUE, "optimize_coding", TRUE, "interlace", interlace, NULL);
}
int
vips_pngsave_go(VipsImage *in, void **buf, size_t *len, int interlace, int quantize, int colors) {
return vips_pngsave_buffer(
in, buf, len,
"profile", "none",
"filter", VIPS_FOREIGN_PNG_FILTER_NONE,
"interlace", interlace,
#if VIPS_SUPPORT_PNG_QUANTIZATION
"palette", quantize,
"colours", colors,
#endif // VIPS_SUPPORT_PNG_QUANTIZATION
NULL);
}
int
vips_webpsave_go(VipsImage *in, void **buf, size_t *len, int quality) {
return vips_webpsave_buffer(in, buf, len, "Q", quality, "strip", TRUE, NULL);
}
int
vips_gifsave_go(VipsImage *in, void **buf, size_t *len) {
#if VIPS_SUPPORT_MAGICK
return vips_magicksave_buffer(in, buf, len, "format", "gif", NULL);
#else
vips_error("vips_gifsave_go", "Saving GIF is not supported (libvips 8.7+ reuired)");
return 1;
#endif
}
int
vips_icosave_go(VipsImage *in, void **buf, size_t *len) {
#if VIPS_SUPPORT_MAGICK
return vips_magicksave_buffer(in, buf, len, "format", "ico", NULL);
#else
vips_error("vips_icosave_go", "Saving ICO is not supported (libvips 8.7+ reuired)");
return 1;
#endif
}
int
vips_heifsave_go(VipsImage *in, void **buf, size_t *len, int quality) {
#if VIPS_SUPPORT_HEIF
return vips_heifsave_buffer(in, buf, len, "Q", quality, NULL);
#else
vips_error("vips_heifsave_go", "Saving HEIF is not supported (libvips 8.8+ reuired)");
return 1;
#endif
}
int
vips_tiffsave_go(VipsImage *in, void **buf, size_t *len, int quality) {
#if VIPS_SUPPORT_TIFF
return vips_tiffsave_buffer(in, buf, len, "Q", quality, NULL);
#else
vips_error("vips_tiffsave_go", "Saving TIFF is not supported (libvips 8.6+ reuired)");
return 1;
#endif
}
int
vips_bmpsave_go(VipsImage *in, void **buf, size_t *len) {
#if VIPS_SUPPORT_MAGICK
return vips_magicksave_buffer(in, buf, len, "format", "bmp", "quality", NULL);
#else
vips_error("vips_bmpsave_go", "Saving BMP is not supported");
return 1;
#endif
}
void
vips_cleanup() {
vips_error_clear();
vips_thread_shutdown();
}
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