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/*
* Copyright (c) 2016, Alliance for Open Media. All rights reserved
*
* This source code is subject to the terms of the BSD 2 Clause License and
* the Alliance for Open Media Patent License 1.0. If the BSD 2 Clause License
* was not distributed with this source code in the LICENSE file, you can
* obtain it at www.aomedia.org/license/software. If the Alliance for Open
* Media Patent License 1.0 was not distributed with this source code in the
* PATENTS file, you can obtain it at www.aomedia.org/license/patent.
*/
/*!\file
* \brief Describes film grain synthesis
*
*/
#ifndef AOM_AV1_DECODER_GRAIN_SYNTHESIS_H_
#define AOM_AV1_DECODER_GRAIN_SYNTHESIS_H_
#ifdef __cplusplus
extern "C" {
#endif
#include <stdint.h>
#include "aom_dsp/grain_params.h"
#include "aom/aom_image.h"
/*!\brief Add film grain
*
* Add film grain to an image
*
* Returns 0 for success, -1 for failure
*
* \param[in] grain_params Grain parameters
* \param[in] luma luma plane
* \param[in] cb cb plane
* \param[in] cr cr plane
* \param[in] height luma plane height
* \param[in] width luma plane width
* \param[in] luma_stride luma plane stride
* \param[in] chroma_stride chroma plane stride
*/
int av1_add_film_grain_run(const aom_film_grain_t *grain_params, uint8_t *luma,
uint8_t *cb, uint8_t *cr, int height, int width,
int luma_stride, int chroma_stride,
int use_high_bit_depth, int chroma_subsamp_y,
int chroma_subsamp_x, int mc_identity);
/*!\brief Add film grain
*
* Add film grain to an image
*
* Returns 0 for success, -1 for failure
*
* \param[in] grain_params Grain parameters
* \param[in] src Source image
* \param[out] dst Resulting image with grain
*/
int av1_add_film_grain(const aom_film_grain_t *grain_params,
const aom_image_t *src, aom_image_t *dst);
#ifdef __cplusplus
} // extern "C"
#endif
#endif // AOM_AV1_DECODER_GRAIN_SYNTHESIS_H_
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