Commit d7d25e8

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Fix bug in Canny

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+12

-4

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+12

-4

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Lines changed: 9 additions & 4 deletions

Original file line number	Diff line number	Diff line change
`@@ -1196,7 +1196,7 @@ def moments(image, moment = MOMENT.FIRST_ORDER):`
`1196`	`1196`
`1197`	`1197`	`def canny(image,`
`1198`	`1198`	`low_threshold, high_threshold = None,`
`1199`		`- treshold_type = CANNY_THRESHOLD.MANUAL,`
	`1199`	`+ threshold_type = CANNY_THRESHOLD.MANUAL,`
`1200`	`1200`	`sobel_window = 3, is_fast = False):`
`1201`	`1201`	`"""`
`1202`	`1202`	`Canny edge detector.`
`@@ -1230,9 +1230,14 @@ def canny(image,`
`1230`	`1230`
`1231`	`1231`	`"""`
`1232`	`1232`	`output = Array()`
`1233`		`- safe_call(backend.get().af_canny(c_pointer(output.arr), threshold_type.value,`
`1234`		`- low_threshold, high_threshold and high_threshold.value or 0,`
`1235`		`- c_uint(sobel_window), c_bool(is_fast)))`
	`1233`	`+ if threshold_type.value == CANNY_THRESHOLD.MANUAL.value:`
	`1234`	`+ assert(high_threshold is not None)`
	`1235`	`+`
	`1236`	`+ high_threshold = high_threshold if high_threshold else 0`
	`1237`	`+ safe_call(backend.get().af_canny(c_pointer(output.arr), image.arr,`
	`1238`	`+ c_int_t(threshold_type.value),`
	`1239`	`+ c_float_t(low_threshold), c_float_t(high_threshold),`
	`1240`	`+ c_uint_t(sobel_window), c_bool_t(is_fast)))`
`1236`	`1241`	`return output`
`1237`	`1242`
`1238`	`1243`	`def is_image_io_available():`

Lines changed: 3 additions & 0 deletions

Original file line number	Diff line number	Diff line change
`@@ -78,4 +78,7 @@ def simple_image(verbose = False):`
`78`	`78`	`display_func(af.rgb2ycbcr(a))`
`79`	`79`	`display_func(af.ycbcr2rgb(a))`
`80`	`80`
	`81`	`+ a = af.randu(10, 10)`
	`82`	`+ b = af.canny(a, low_threshold = 0.2, high_threshold = 0.8)`
	`83`	`+`
`81`	`84`	`_util.tests['image'] = simple_image`

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