Line data    Source code

       1             : /*
       2             :  *  Copyright (c) 2015 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_DSP_FWD_TXFM_H_
      12             : #define VPX_DSP_FWD_TXFM_H_
      13             : 
      14             : #include "vpx_dsp/txfm_common.h"
      15             : 
      16           0 : static INLINE tran_high_t fdct_round_shift(tran_high_t input) {
      17           0 :   tran_high_t rv = ROUND_POWER_OF_TWO(input, DCT_CONST_BITS);
      18             :   // TODO(debargha, peter.derivaz): Find new bounds for this assert
      19             :   // and make the bounds consts.
      20             :   // assert(INT16_MIN <= rv && rv <= INT16_MAX);
      21           0 :   return rv;
      22             : }
      23             : 
      24             : void vpx_fdct32(const tran_high_t *input, tran_high_t *output, int round);
      25             : #endif  // VPX_DSP_FWD_TXFM_H_