Line data    Source code

       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_DSP_FWD_TXFM_H_
      13             : #define AOM_DSP_FWD_TXFM_H_
      14             : 
      15             : #include "aom_dsp/txfm_common.h"
      16             : 
      17             : static INLINE tran_high_t saturate_int16(tran_high_t value) {
      18             :   tran_high_t result;
      19             :   result = value > INT16_MAX ? INT16_MAX : value;
      20             :   return result < INT16_MIN ? INT16_MIN : result;
      21             : }
      22             : 
      23           0 : static INLINE tran_high_t fdct_round_shift(tran_high_t input) {
      24           0 :   tran_high_t rv = ROUND_POWER_OF_TWO(input, DCT_CONST_BITS);
      25           0 :   return rv;
      26             : }
      27             : 
      28             : void aom_fdct32(const tran_high_t *input, tran_high_t *output, int round);
      29             : #endif  // AOM_DSP_FWD_TXFM_H_