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// Copyright (c) the JPEG XL Project Authors. All rights reserved.
//
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
#ifndef LIB_JXL_ENC_NOISE_H_
#define LIB_JXL_ENC_NOISE_H_
// Noise parameter estimation.
#include <stddef.h>
#include "lib/jxl/aux_out_fwd.h"
#include "lib/jxl/base/status.h"
#include "lib/jxl/enc_bit_writer.h"
#include "lib/jxl/image.h"
#include "lib/jxl/noise.h"
namespace jxl {
// Get parameters of the noise for NoiseParams model
// Returns whether a valid noise model (with HasAny()) is set.
Status GetNoiseParameter(const Image3F& opsin, NoiseParams* noise_params,
float quality_coef);
// Does not write anything if `noise_params` are empty. Otherwise, caller must
// set FrameHeader.flags.kNoise.
void EncodeNoise(const NoiseParams& noise_params, BitWriter* writer,
size_t layer, AuxOut* aux_out);
} // namespace jxl
#endif // LIB_JXL_ENC_NOISE_H_
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