tf.image.random_contrast

Adjust the contrast of an image or images by a random factor.

Compat aliases for migration

See Migration guide for more details.

tf.image.random_contrast(
    image, lower, upper, seed=None
)

Equivalent to adjust_contrast() but uses a contrast_factor randomly picked in the interval [lower, upper].

Args
`image`	An image tensor with 3 or more dimensions.
`lower`	float. Lower bound for the random contrast factor.
`upper`	float. Upper bound for the random contrast factor.
`seed`	A Python integer. Used to create a random seed. See `tf.compat.v1.set_random_seed` for behavior.

Returns
The contrast-adjusted image(s).

Raises
`ValueError`	if `upper <= lower` or if `lower < 0`.

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Last updated 2020-10-01 UTC.

Args