22 lines
653 B
C++
22 lines
653 B
C++
// Copyright (c) the JPEG XL Project Authors. All rights reserved.
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//
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// Use of this source code is governed by a BSD-style
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// license that can be found in the LICENSE file.
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#ifndef LIB_JXL_LUMINANCE_H_
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#define LIB_JXL_LUMINANCE_H_
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namespace jxl {
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// Chooses a default intensity target based on the transfer function of the
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// image, if known. For SDR images or images not known to be HDR, returns
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// kDefaultIntensityTarget, for images known to have PQ or HLG transfer function
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// returns a higher value.
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struct ImageMetadata;
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// TODO(eustas): rename
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void SetIntensityTarget(ImageMetadata* m);
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} // namespace jxl
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#endif // LIB_JXL_LUMINANCE_H_
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