1 /* 2 * Copyright (c) 2016, Alliance for Open Media. All rights reserved. 3 * 4 * This source code is subject to the terms of the BSD 2 Clause License and 5 * the Alliance for Open Media Patent License 1.0. If the BSD 2 Clause License 6 * was not distributed with this source code in the LICENSE file, you can 7 * obtain it at www.aomedia.org/license/software. If the Alliance for Open 8 * Media Patent License 1.0 was not distributed with this source code in the 9 * PATENTS file, you can obtain it at www.aomedia.org/license/patent. 10 */ 11 12 /*!\file 13 * \brief Describes film grain synthesis 14 * 15 */ 16 #ifndef AOM_AV1_DECODER_GRAIN_SYNTHESIS_H_ 17 #define AOM_AV1_DECODER_GRAIN_SYNTHESIS_H_ 18 19 #ifdef __cplusplus 20 extern "C" { 21 #endif 22 23 #include <stdint.h> 24 25 #include "aom_dsp/grain_params.h" 26 #include "aom/aom_image.h" 27 28 /*!\brief Add film grain 29 * 30 * Add film grain to an image 31 * 32 * Returns 0 for success, -1 for failure 33 * 34 * \param[in] grain_params Grain parameters 35 * \param[in] src Source image 36 * \param[out] dst Resulting image with grain 37 */ 38 int av1_add_film_grain(const aom_film_grain_t *grain_params, 39 const aom_image_t *src, aom_image_t *dst); 40 41 #ifdef __cplusplus 42 } // extern "C" 43 #endif 44 45 #endif // AOM_AV1_DECODER_GRAIN_SYNTHESIS_H_ 46