def blurImage(srcBuffer):
K = ImageBuf()
ImageBufAlgo.make_kernel(K, blurFilter, blurAmountX, blurAmountY)
Blurred = ImageBuf()
ImageBufAlgo.convolve(Blurred, srcBuffer, K)
threadResult.put(Blurred)
return Blurred
def _blur(self, source, size=1.0):
"""Apply gaussian blur to given image
Args:
source (ImageBuf): Image buffer which to blur
size (float): Blur size
Return:
ImageBuf: Blurred image
"""
source = self._open(source)
kernel = ImageBuf(source.spec())
ImageBufAlgo.make_kernel(
kernel,
"gaussian",
size, size
)
blurred = ImageBuf(source.spec())
ImageBufAlgo.convolve(blurred, source, kernel)
return blurred
# rotate
b = ImageBuf()
ImageBufAlgo.rotate(b, ImageBuf("resize.tif"), math.radians(45.0))
write(b, "rotated.tif")
b = ImageBuf()
ImageBufAlgo.rotate(b, ImageBuf("resize.tif"), math.radians(45.0), 50.0, 50.0)
write(b, "rotated-offcenter.tif")
# make_kernel
bsplinekernel = ImageBuf()
ImageBufAlgo.make_kernel(bsplinekernel, "bspline", 15, 15)
write(bsplinekernel, "bsplinekernel.exr")
# convolve -- test with bspline blur
b = ImageBuf()
ImageBufAlgo.convolve(b, ImageBuf("../oiiotool/tahoe-small.tif"), bsplinekernel)
write(b, "bspline-blur.tif", oiio.UINT8)
# median filter
b = ImageBuf()
ImageBufAlgo.median_filter(b, ImageBuf("../oiiotool/tahoe-small.tif"), 5, 5)
write(b, "tahoe-median.tif", oiio.UINT8)
# unsharp_mask
b = ImageBuf()
ImageBufAlgo.unsharp_mask(b, ImageBuf("../oiiotool/tahoe-small.tif"), "gaussian", 3.0, 1.0, 0.0)
write(b, "unsharp.tif", oiio.UINT8)
# unsharp_mark with median filter
b = ImageBuf()
ImageBufAlgo.unsharp_mask(b, ImageBuf("../oiiotool/tahoe-small.tif"), "median", 3.0, 1.0, 0.0)
b = ImageBuf()
ImageBufAlgo.rotate(b, ImageBuf("resize.tif"), math.radians(45.0))
write(b, "rotated.tif")
b = ImageBuf()
ImageBufAlgo.rotate(b, ImageBuf("resize.tif"), math.radians(45.0), 50.0,
50.0)
write(b, "rotated-offcenter.tif")
# make_kernel
bsplinekernel = ImageBuf()
ImageBufAlgo.make_kernel(bsplinekernel, "bspline", 15, 15)
write(bsplinekernel, "bsplinekernel.exr")
# convolve -- test with bspline blur
b = ImageBuf()
ImageBufAlgo.convolve(b, ImageBuf("../oiiotool/tahoe-small.tif"),
bsplinekernel)
write(b, "bspline-blur.tif", oiio.UINT8)
# median filter
b = ImageBuf()
ImageBufAlgo.median_filter(b, ImageBuf("../oiiotool/tahoe-small.tif"), 5,
5)
write(b, "tahoe-median.tif", oiio.UINT8)
# unsharp_mask
b = ImageBuf()
ImageBufAlgo.unsharp_mask(b, ImageBuf("../oiiotool/tahoe-small.tif"),
"gaussian", 3.0, 1.0, 0.0)
write(b, "unsharp.tif", oiio.UINT8)
# unsharp_mark with median filter
write(b, "warped.tif")
# rotate
b = ImageBufAlgo.rotate(ImageBuf("resize.tif"), math.radians(45.0))
write(b, "rotated.tif")
b = ImageBufAlgo.rotate(ImageBuf("resize.tif"), math.radians(45.0), 50.0,
50.0)
write(b, "rotated-offcenter.tif")
# make_kernel
bsplinekernel = ImageBufAlgo.make_kernel("bspline", 15, 15)
write(bsplinekernel, "bsplinekernel.exr")
# convolve -- test with bspline blur
b = ImageBufAlgo.convolve(
ImageBuf(OIIO_TESTSUITE_ROOT + "/oiiotool/src/tahoe-small.tif"),
bsplinekernel)
write(b, "bspline-blur.tif", oiio.UINT8)
# median filter
b = ImageBufAlgo.median_filter(
ImageBuf(OIIO_TESTSUITE_ROOT + "/oiiotool/src/tahoe-small.tif"), 5, 5)
write(b, "tahoe-median.tif", oiio.UINT8)
# Dilate/erode
undilated = ImageBuf(OIIO_TESTSUITE_ROOT + "/oiiotool/src/morphsource.tif")
b = ImageBufAlgo.dilate(undilated, 3, 3)
write(b, "dilate.tif", oiio.UINT8)
b = ImageBufAlgo.erode(undilated, 3, 3)
write(b, "erode.tif", oiio.UINT8)
undilated = None
write(b, "warped.tif")
# rotate
b = ImageBufAlgo.rotate(ImageBuf("resize.tif"), math.radians(45.0))
write(b, "rotated.tif")
b = ImageBufAlgo.rotate(ImageBuf("resize.tif"), math.radians(45.0), 50.0,
50.0)
write(b, "rotated-offcenter.tif")
# make_kernel
bsplinekernel = ImageBufAlgo.make_kernel("bspline", 15, 15)
write(bsplinekernel, "bsplinekernel.exr")
# convolve -- test with bspline blur
b = ImageBufAlgo.convolve(
ImageBuf(OIIO_TESTSUITE_ROOT + "/common/tahoe-small.tif"),
bsplinekernel)
write(b, "bspline-blur.tif", oiio.UINT8)
# median filter
b = ImageBufAlgo.median_filter(
ImageBuf(OIIO_TESTSUITE_ROOT + "/common/tahoe-small.tif"), 5, 5)
write(b, "tahoe-median.tif", oiio.UINT8)
# Dilate/erode
undilated = ImageBuf(OIIO_TESTSUITE_ROOT + "/oiiotool/src/morphsource.tif")
b = ImageBufAlgo.dilate(undilated, 3, 3)
write(b, "dilate.tif", oiio.UINT8)
b = ImageBufAlgo.erode(undilated, 3, 3)
write(b, "erode.tif", oiio.UINT8)
undilated = None
