fwd_txfm.h revision 7ce0a1d1337c01056ba24006efab21f00e179e04 
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
16static 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
24void vpx_fdct32(const tran_high_t *input, tran_high_t *output, int round);
25#endif  // VPX_DSP_FWD_TXFM_H_
26