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Tune up processing

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This commit is contained in:
DarthSim
2017-09-28 01:17:17 +06:00
parent 708b2751ed
commit 7e1b9408a4
2 changed files with 85 additions and 56 deletions
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65
vips.h
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@@ -5,9 +5,6 @@
#define VIPS_SUPPORT_SMARTCROP \
(VIPS_MAJOR_VERSION > 8 || (VIPS_MAJOR_VERSION == 8 && VIPS_MINOR_VERSION >= 5))
#define VIPS_SUPPORT_RESIZE_KERNEL \
(VIPS_MAJOR_VERSION > 8 || (VIPS_MAJOR_VERSION == 8 && VIPS_MINOR_VERSION > 3) || (VIPS_MAJOR_VERSION == 8 && VIPS_MINOR_VERSION == 3 && VIPS_MICRO_VERSION >= 1))
enum types {
JPEG = 0,
PNG,
@@ -21,6 +18,12 @@ vips_initialize()
return vips_init("imgproxy");
}
void
swap_and_clear(VipsImage **in, VipsImage *out) {
g_object_unref((gpointer) *in);
*in = out;
}
int
vips_type_find_load_go(int imgtype) {
if (imgtype == JPEG) {
@@ -56,35 +59,31 @@ int
vips_jpegload_buffer_go(void *buf, size_t len, VipsImage **out)
{
return vips_jpegload_buffer(buf, len, out, "access", VIPS_ACCESS_RANDOM, NULL);
};
}
int
vips_pngload_buffer_go(void *buf, size_t len, VipsImage **out)
{
return vips_pngload_buffer(buf, len, out, "access", VIPS_ACCESS_RANDOM, NULL);
};
}
int
vips_gifload_buffer_go(void *buf, size_t len, VipsImage **out)
{
return vips_gifload_buffer(buf, len, out, "access", VIPS_ACCESS_RANDOM, NULL);
};
}
int
vips_webpload_buffer_go(void *buf, size_t len, VipsImage **out)
{
return vips_webpload_buffer(buf, len, out, "access", VIPS_ACCESS_SEQUENTIAL, NULL);
};
}
int
vips_resize_go(VipsImage *in, VipsImage **out, double scale)
{
#if VIPS_SUPPORT_RESIZE_KERNEL
return vips_resize(in, out, scale, "kernel", VIPS_KERNEL_LANCZOS3, NULL);
#else
return vips_resize(in, out, scale, NULL);
#endif
};
}
int
vips_support_smartcrop() {
@@ -108,7 +107,7 @@ int
vips_colourspace_go(VipsImage *in, VipsImage **out, VipsInterpretation space)
{
return vips_colourspace(in, out, space, NULL);
};
}
int
vips_extract_area_go(VipsImage *in, VipsImage **out, int left, int top, int width, int height)
@@ -116,6 +115,36 @@ vips_extract_area_go(VipsImage *in, VipsImage **out, int left, int top, int widt
return vips_extract_area(in, out, left, top, width, height, NULL);
}
int
vips_process_image(VipsImage **img, int resize, double scale, int crop, int smart, int left, int top, int width, int height)
{
VipsImage *tmp;
int err;
if (resize > 0) {
err = vips_resize_go(*img, &tmp, scale);
swap_and_clear(img, tmp);
if (err> 0) { return 1; }
}
if (crop > 0) {
if (smart > 0) {
err = vips_smartcrop_go(*img, &tmp, width, height);
swap_and_clear(img, tmp);
if (err> 0) { return 1; }
} else {
vips_extract_area_go(*img, &tmp, left, top, width, height);
swap_and_clear(img, tmp);
if (err> 0) { return 1; }
}
}
err = vips_colourspace_go(*img, &tmp, VIPS_INTERPRETATION_sRGB);
swap_and_clear(img, tmp);
return err;
}
int
vips_jpegsave_go(VipsImage *in, void **buf, size_t *len, int strip, int quality, int interlace)
{
@@ -129,6 +158,14 @@ vips_pngsave_go(VipsImage *in, void **buf, size_t *len)
}
int
vips_webpsave_go(VipsImage *in, void **buf, size_t *len, int strip, int quality) {
vips_webpsave_go(VipsImage *in, void **buf, size_t *len, int strip, int quality)
{
return vips_webpsave_buffer(in, buf, len, "strip", strip, "Q", quality, NULL);
}
void
vips_cleanup()
{
vips_thread_shutdown();
vips_error_clear();
}