FFmpeg
4.0
libavcodec
hq_hqadsp.h
Go to the documentation of this file.
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/*
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* Canopus HQ/HQA decoder
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*
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* This file is part of FFmpeg.
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*
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* FFmpeg is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* FFmpeg is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with FFmpeg; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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/**
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* @file
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* HQ/HQA variant of AAN IDCT
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* It differs from the standard AAN IDCT in precision and in the second stage.
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*/
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#ifndef AVCODEC_HQ_HQADSP_H
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#define AVCODEC_HQ_HQADSP_H
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#include <stdint.h>
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typedef
struct
HQDSPContext
{
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void
(*
idct_put
)(
uint8_t
*dst,
int
stride
, int16_t *
block
);
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}
HQDSPContext
;
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void
ff_hqdsp_init
(
HQDSPContext
*
c
);
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#endif
/* AVCODEC_HQ_HQADSP_H */
stride
int stride
Definition:
mace.c:144
block
static int16_t block[64]
Definition:
dct.c:115
uint8_t
uint8_t
Definition:
audio_convert.c:194
HQDSPContext
Definition:
hq_hqadsp.h:32
HQDSPContext::idct_put
void(* idct_put)(uint8_t *dst, int stride, int16_t *block)
Definition:
hq_hqadsp.h:33
void
typedef void(RENAME(mix_any_func_type))
Definition:
rematrix_template.c:52
c
static double c[64]
Definition:
vsrc_mptestsrc.c:87
ff_hqdsp_init
void ff_hqdsp_init(HQDSPContext *c)
Definition:
hq_hqadsp.c:127
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