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 
fdct_round_shift(tran_high_t input)16 static INLINE tran_high_t fdct_round_shift(tran_high_t input) {
17   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   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_
26