1 /* 2 * Copyright (c) 2016 The WebM project authors. All Rights Reserved. 3 * 4 * Use of this source code is governed by a BSD-style license 5 * that can be found in the LICENSE file in the root of the source 6 * tree. An additional intellectual property rights grant can be found 7 * in the file PATENTS. All contributing project authors may 8 * be found in the AUTHORS file in the root of the source tree. 9 */ 10 11 #ifndef VPX_VPX_DSP_POSTPROC_H_ 12 #define VPX_VPX_DSP_POSTPROC_H_ 13 14 #ifdef __cplusplus 15 extern "C" { 16 #endif 17 18 // Fills a noise buffer with gaussian noise strength determined by sigma. 19 int vpx_setup_noise(double sigma, int8_t *noise, int size); 20 21 #ifdef __cplusplus 22 } 23 #endif 24 25 #endif // VPX_VPX_DSP_POSTPROC_H_ 26