2015-03-30 04:55:04 +08:00
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#include <stdlib.h>
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#include <vips/vips.h>
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#include <vips/vips7compat.h>
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2015-07-29 04:29:47 +08:00
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#ifdef VIPS_MAGICK_H
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#define VIPS_MAGICK_SUPPORT 1
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#else
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#define VIPS_MAGICK_SUPPORT 0
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#endif
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2015-04-04 22:12:45 +08:00
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enum types {
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UNKNOWN = 0,
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JPEG,
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WEBP,
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PNG,
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TIFF,
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MAGICK
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};
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2015-04-11 08:49:11 +08:00
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typedef struct {
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2015-04-11 18:12:29 +08:00
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const char *Text;
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const char *Font;
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2015-04-15 08:25:57 +08:00
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} WatermarkTextOptions;
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2015-04-11 08:49:11 +08:00
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typedef struct {
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2015-04-11 08:56:59 +08:00
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int Width;
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int DPI;
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int Margin;
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int NoReplicate;
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float Opacity;
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2015-04-11 08:49:11 +08:00
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double Background[3];
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2015-04-15 08:25:57 +08:00
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} WatermarkOptions;
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2015-04-11 08:49:11 +08:00
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2015-09-08 02:46:38 +08:00
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static int
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has_profile_embed(VipsImage *image) {
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return vips_image_get_typeof(image, VIPS_META_ICC_NAME);
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}
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static void
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remove_profile(VipsImage *image) {
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vips_image_remove(image, VIPS_META_ICC_NAME);
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}
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static gboolean
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with_interlace(int interlace) {
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return interlace > 0 ? TRUE : FALSE;
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}
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static int
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has_alpha_channel(VipsImage *image) {
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return (
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(image->Bands == 2 && image->Type == VIPS_INTERPRETATION_B_W) ||
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(image->Bands == 4 && image->Type != VIPS_INTERPRETATION_CMYK) ||
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(image->Bands == 5 && image->Type == VIPS_INTERPRETATION_CMYK)
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) ? 1 : 0;
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}
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2015-04-27 02:07:47 +08:00
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void
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2015-09-08 02:46:38 +08:00
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vips_enable_cache_set_trace() {
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2015-04-27 02:07:47 +08:00
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vips_cache_set_trace(TRUE);
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2015-09-08 02:46:38 +08:00
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}
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2015-04-27 02:07:47 +08:00
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2015-03-30 04:55:04 +08:00
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int
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2015-09-08 02:46:38 +08:00
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vips_affine_interpolator(VipsImage *in, VipsImage **out, double a, double b, double c, double d, VipsInterpolate *interpolator) {
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2015-03-30 04:55:04 +08:00
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return vips_affine(in, out, a, b, c, d, "interpolate", interpolator, NULL);
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2015-09-08 02:46:38 +08:00
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}
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2015-03-30 04:55:04 +08:00
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int
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2015-09-08 02:46:38 +08:00
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vips_jpegload_buffer_shrink(void *buf, size_t len, VipsImage **out, int shrink) {
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2015-03-30 04:55:04 +08:00
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return vips_jpegload_buffer(buf, len, out, "shrink", shrink, NULL);
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2015-09-08 02:46:38 +08:00
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}
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2015-03-30 04:55:04 +08:00
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2015-03-30 08:41:16 +08:00
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int
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2015-09-08 02:46:38 +08:00
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vips_flip_bridge(VipsImage *in, VipsImage **out, int direction) {
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2015-04-06 08:04:10 +08:00
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return vips_flip(in, out, direction, NULL);
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2015-09-08 02:46:38 +08:00
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}
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2015-03-30 08:41:16 +08:00
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2015-03-30 04:55:04 +08:00
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int
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2015-09-08 02:46:38 +08:00
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vips_shrink_bridge(VipsImage *in, VipsImage **out, double xshrink, double yshrink) {
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2015-03-30 04:55:04 +08:00
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return vips_shrink(in, out, xshrink, yshrink, NULL);
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2015-09-08 02:46:38 +08:00
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}
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2015-03-30 04:55:04 +08:00
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int
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2015-09-08 02:46:38 +08:00
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vips_rotate(VipsImage *in, VipsImage **out, int angle) {
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2015-03-30 04:55:04 +08:00
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int rotate = VIPS_ANGLE_D0;
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if (angle == 90) {
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2015-03-30 08:43:24 +08:00
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rotate = VIPS_ANGLE_D90;
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} else if (angle == 180) {
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rotate = VIPS_ANGLE_D180;
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} else if (angle == 270) {
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rotate = VIPS_ANGLE_D270;
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}
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2015-03-30 04:55:04 +08:00
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2015-05-06 02:28:39 +08:00
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return vips_rot(in, out, rotate, NULL);
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2015-09-08 02:46:38 +08:00
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}
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2015-03-30 04:55:04 +08:00
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2015-04-06 04:01:48 +08:00
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int
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vips_exif_orientation(VipsImage *image) {
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2015-04-06 23:06:44 +08:00
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int orientation = 0;
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2015-04-12 23:03:52 +08:00
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const char *exif;
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2015-04-06 23:06:44 +08:00
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if (
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vips_image_get_typeof(image, "exif-ifd0-Orientation") != 0 &&
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2015-04-12 23:03:52 +08:00
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!vips_image_get_string(image, "exif-ifd0-Orientation", &exif)
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2015-04-06 23:06:44 +08:00
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) {
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2015-04-12 23:03:52 +08:00
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orientation = atoi(&exif[0]);
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2015-04-06 23:06:44 +08:00
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}
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return orientation;
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2015-09-08 02:46:38 +08:00
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}
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2015-04-06 19:25:01 +08:00
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int
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interpolator_window_size(char const *name) {
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2015-04-06 23:06:44 +08:00
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VipsInterpolate *interpolator = vips_interpolate_new(name);
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int window_size = vips_interpolate_get_window_size(interpolator);
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g_object_unref(interpolator);
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return window_size;
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2015-09-08 02:46:38 +08:00
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}
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2015-04-06 19:25:01 +08:00
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const char *
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vips_enum_nick_bridge(VipsImage *image) {
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return vips_enum_nick(VIPS_TYPE_INTERPRETATION, image->Type);
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2015-09-08 02:46:38 +08:00
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}
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2015-04-06 19:25:01 +08:00
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2015-04-09 07:44:54 +08:00
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int
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2015-09-08 02:46:38 +08:00
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vips_zoom_bridge(VipsImage *in, VipsImage **out, int xfac, int yfac) {
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2015-04-09 08:08:07 +08:00
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return vips_zoom(in, out, xfac, yfac, NULL);
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2015-09-08 02:46:38 +08:00
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}
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2015-04-09 07:44:54 +08:00
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2015-03-30 04:55:04 +08:00
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int
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2015-09-08 02:46:38 +08:00
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vips_embed_bridge(VipsImage *in, VipsImage **out, int left, int top, int width, int height, int extend) {
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2015-04-11 08:49:11 +08:00
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return vips_embed(in, out, left, top, width, height, "extend", extend, NULL);
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2015-09-08 02:46:38 +08:00
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}
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2015-03-30 04:55:04 +08:00
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int
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2015-09-08 02:46:38 +08:00
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vips_extract_area_bridge(VipsImage *in, VipsImage **out, int left, int top, int width, int height) {
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2015-03-30 04:55:04 +08:00
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return vips_extract_area(in, out, left, top, width, height, NULL);
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2015-09-08 02:46:38 +08:00
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}
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2015-03-30 04:55:04 +08:00
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2015-07-11 23:50:25 +08:00
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int
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2015-09-08 02:46:38 +08:00
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vips_colourspace_issupported_bridge(VipsImage *in) {
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2015-07-11 23:50:25 +08:00
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return vips_colourspace_issupported(in) ? 1 : 0;
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2015-09-08 02:46:38 +08:00
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}
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2015-07-11 23:50:25 +08:00
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VipsInterpretation
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vips_image_guess_interpretation_bridge(VipsImage *in) {
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return vips_image_guess_interpretation(in);
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2015-09-08 02:46:38 +08:00
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}
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2015-07-11 23:50:25 +08:00
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2015-06-14 03:16:28 +08:00
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int
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2015-09-08 02:46:38 +08:00
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vips_colourspace_bridge(VipsImage *in, VipsImage **out, VipsInterpretation space) {
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return vips_colourspace(in, out, space, NULL);
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}
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2015-06-12 17:28:37 +08:00
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2015-03-30 04:55:04 +08:00
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int
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2015-09-08 02:46:38 +08:00
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vips_jpegsave_bridge(VipsImage *in, void **buf, size_t *len, int strip, int quality, int interlace) {
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2015-06-12 17:28:37 +08:00
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return vips_jpegsave_buffer(in, buf, len,
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"strip", strip,
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"Q", quality,
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"optimize_coding", TRUE,
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"interlace", with_interlace(interlace),
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NULL
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);
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2015-09-08 02:46:38 +08:00
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}
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2015-04-06 05:39:15 +08:00
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int
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2015-09-08 02:46:38 +08:00
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vips_pngsave_bridge(VipsImage *in, void **buf, size_t *len, int strip, int compression, int quality, int interlace) {
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2015-04-06 05:39:15 +08:00
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#if (VIPS_MAJOR_VERSION >= 8 || (VIPS_MAJOR_VERSION >= 7 && VIPS_MINOR_VERSION >= 42))
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2015-06-12 17:28:37 +08:00
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return vips_pngsave_buffer(in, buf, len,
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"strip", FALSE,
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"compression", compression,
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"interlace", with_interlace(interlace),
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"filter", VIPS_FOREIGN_PNG_FILTER_NONE,
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NULL
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);
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2015-04-06 05:39:15 +08:00
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#else
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2015-06-12 17:28:37 +08:00
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return vips_pngsave_buffer(in, buf, len,
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"strip", FALSE,
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"compression", compression,
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"interlace", with_interlace(interlace),
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NULL
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);
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2015-04-06 05:39:15 +08:00
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#endif
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2015-09-08 02:46:38 +08:00
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}
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2015-04-06 05:39:15 +08:00
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int
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2015-09-08 02:46:38 +08:00
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vips_webpsave_bridge(VipsImage *in, void **buf, size_t *len, int strip, int quality) {
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2015-06-12 17:28:37 +08:00
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return vips_webpsave_buffer(in, buf, len,
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"strip", strip,
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"Q", quality,
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NULL
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);
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2015-09-08 02:46:38 +08:00
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}
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2015-04-06 05:39:15 +08:00
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int
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2015-09-08 02:46:38 +08:00
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vips_init_image (void *buf, size_t len, int imageType, VipsImage **out) {
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2015-04-06 23:06:44 +08:00
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int code = 1;
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if (imageType == JPEG) {
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2015-05-06 02:28:39 +08:00
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code = vips_jpegload_buffer(buf, len, out, "access", VIPS_ACCESS_RANDOM, NULL);
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2015-04-06 23:06:44 +08:00
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} else if (imageType == PNG) {
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2015-05-06 02:28:39 +08:00
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code = vips_pngload_buffer(buf, len, out, "access", VIPS_ACCESS_RANDOM, NULL);
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2015-04-06 23:06:44 +08:00
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} else if (imageType == WEBP) {
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2015-05-06 02:28:39 +08:00
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code = vips_webpload_buffer(buf, len, out, "access", VIPS_ACCESS_RANDOM, NULL);
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2015-04-06 23:06:44 +08:00
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} else if (imageType == TIFF) {
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2015-05-06 02:28:39 +08:00
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code = vips_tiffload_buffer(buf, len, out, "access", VIPS_ACCESS_RANDOM, NULL);
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2015-04-08 05:02:31 +08:00
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#if (VIPS_MAJOR_VERSION >= 8)
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2015-04-06 23:06:44 +08:00
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} else if (imageType == MAGICK) {
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2015-05-06 02:28:39 +08:00
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code = vips_magickload_buffer(buf, len, out, "access", VIPS_ACCESS_RANDOM, NULL);
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2015-04-08 05:02:31 +08:00
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#endif
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2015-04-06 23:06:44 +08:00
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}
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2015-04-06 05:39:15 +08:00
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2015-04-06 23:06:44 +08:00
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return code;
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2015-09-08 02:46:38 +08:00
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}
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2015-04-11 08:49:11 +08:00
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2015-04-11 18:58:15 +08:00
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int
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2015-09-08 02:46:38 +08:00
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vips_watermark_replicate (VipsImage *orig, VipsImage *in, VipsImage **out) {
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2015-04-11 18:58:15 +08:00
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VipsImage *cache = vips_image_new();
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if (
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vips_replicate(in, &cache,
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1 + orig->Xsize / in->Xsize,
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1 + orig->Ysize / in->Ysize, NULL) ||
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vips_crop(cache, out, 0, 0, orig->Xsize, orig->Ysize, NULL)
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) {
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g_object_unref(cache);
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return 1;
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}
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2015-09-08 02:46:38 +08:00
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g_object_unref(cache);
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2015-04-11 18:58:15 +08:00
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return 0;
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2015-09-08 02:46:38 +08:00
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}
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2015-04-11 18:58:15 +08:00
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2015-04-11 08:49:11 +08:00
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int
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2015-09-08 02:46:38 +08:00
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vips_watermark(VipsImage *in, VipsImage **out, WatermarkTextOptions *to, WatermarkOptions *o) {
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2015-04-11 09:12:49 +08:00
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double ones[3] = { 1, 1, 1 };
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VipsImage *base = vips_image_new();
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2015-04-11 18:58:15 +08:00
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VipsImage **t = (VipsImage **) vips_object_local_array(VIPS_OBJECT(base), 10);
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2015-04-11 09:12:49 +08:00
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t[0] = in;
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// Make the mask.
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if (
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vips_text(&t[1], to->Text,
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"width", o->Width,
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"dpi", o->DPI,
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"font", to->Font,
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NULL) ||
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vips_linear1(t[1], &t[2], o->Opacity, 0.0, NULL) ||
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vips_cast(t[2], &t[3], VIPS_FORMAT_UCHAR, NULL) ||
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vips_embed(t[3], &t[4], 100, 100, t[3]->Xsize + o->Margin, t[3]->Ysize + o->Margin, NULL)
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) {
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g_object_unref(base);
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2015-04-11 18:58:15 +08:00
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return 1;
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2015-04-11 09:12:49 +08:00
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}
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// Replicate if necessary
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2015-04-11 18:58:15 +08:00
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if (o->NoReplicate != 1) {
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VipsImage *cache = vips_image_new();
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if (vips_watermark_replicate(t[0], t[4], &cache)) {
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g_object_unref(cache);
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g_object_unref(base);
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return 1;
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}
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g_object_unref(t[4]);
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t[4] = cache;
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2015-04-11 09:12:49 +08:00
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}
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// Make the constant image to paint the text with.
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if (
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2015-04-11 18:58:15 +08:00
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vips_black(&t[5], 1, 1, NULL) ||
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vips_linear(t[5], &t[6], ones, o->Background, 3, NULL) ||
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vips_cast(t[6], &t[7], VIPS_FORMAT_UCHAR, NULL) ||
|
|
|
|
vips_copy(t[7], &t[8], "interpretation", t[0]->Type, NULL) ||
|
|
|
|
vips_embed(t[8], &t[9], 0, 0, t[0]->Xsize, t[0]->Ysize, "extend", VIPS_EXTEND_COPY, NULL)
|
2015-04-11 09:12:49 +08:00
|
|
|
) {
|
|
|
|
g_object_unref(base);
|
2015-04-11 18:58:15 +08:00
|
|
|
return 1;
|
2015-04-11 09:12:49 +08:00
|
|
|
}
|
|
|
|
|
|
|
|
// Blend the mask and text and write to output.
|
2015-04-11 18:58:15 +08:00
|
|
|
if (vips_ifthenelse(t[4], t[9], t[0], out, "blend", TRUE, NULL)) {
|
2015-04-11 09:12:49 +08:00
|
|
|
g_object_unref(base);
|
2015-04-11 18:58:15 +08:00
|
|
|
return 1;
|
2015-04-11 09:12:49 +08:00
|
|
|
}
|
|
|
|
|
|
|
|
g_object_unref(base);
|
2015-04-11 18:58:15 +08:00
|
|
|
return 0;
|
2015-09-08 02:46:38 +08:00
|
|
|
}
|