hybrid_fwd_txfm.h (1437B)
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 #ifndef AOM_AV1_ENCODER_HYBRID_FWD_TXFM_H_ 13 #define AOM_AV1_ENCODER_HYBRID_FWD_TXFM_H_ 14 15 #include "config/aom_config.h" 16 17 #ifdef __cplusplus 18 extern "C" { 19 #endif 20 21 void av1_fwd_txfm(const int16_t *src_diff, tran_low_t *coeff, int diff_stride, 22 TxfmParam *txfm_param); 23 24 void av1_highbd_fwd_txfm(const int16_t *src_diff, tran_low_t *coeff, 25 int diff_stride, TxfmParam *txfm_param); 26 27 /*!\brief Apply Hadamard or DCT transform 28 * 29 * \callergraph 30 * DCT and Hadamard transforms are commonly used for quick RD score estimation. 31 * The coeff buffer's size should be equal to the number of pixels 32 * corresponding to tx_size. 33 */ 34 void av1_quick_txfm(int use_hadamard, TX_SIZE tx_size, BitDepthInfo bd_info, 35 const int16_t *src_diff, int src_stride, tran_low_t *coeff); 36 #ifdef __cplusplus 37 } // extern "C" 38 #endif 39 40 #endif // AOM_AV1_ENCODER_HYBRID_FWD_TXFM_H_