mirror of
https://gitee.com/openharmony/third_party_ffmpeg
synced 2024-11-24 03:39:45 +00:00
66 lines
1.8 KiB
C
66 lines
1.8 KiB
C
/*
|
|
* Copyright (c) 2003 Michael Niedermayer
|
|
*
|
|
* This file is part of Libav.
|
|
*
|
|
* Libav is free software; you can redistribute it and/or
|
|
* modify it under the terms of the GNU Lesser General Public
|
|
* License as published by the Free Software Foundation; either
|
|
* version 2.1 of the License, or (at your option) any later version.
|
|
*
|
|
* Libav is distributed in the hope that it will be useful,
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
|
* Lesser General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU Lesser General Public
|
|
* License along with Libav; if not, write to the Free Software
|
|
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
|
|
*/
|
|
|
|
/**
|
|
* @file
|
|
* ASUS V1/V2 encoder/decoder common data.
|
|
*/
|
|
|
|
#ifndef AVCODEC_ASV_H
|
|
#define AVCODEC_ASV_H
|
|
|
|
#include <stdint.h>
|
|
|
|
#include "libavutil/mem.h"
|
|
|
|
#include "avcodec.h"
|
|
#include "dsputil.h"
|
|
#include "get_bits.h"
|
|
#include "put_bits.h"
|
|
|
|
typedef struct ASV1Context{
|
|
AVCodecContext *avctx;
|
|
DSPContext dsp;
|
|
PutBitContext pb;
|
|
GetBitContext gb;
|
|
ScanTable scantable;
|
|
int inv_qscale;
|
|
int mb_width;
|
|
int mb_height;
|
|
int mb_width2;
|
|
int mb_height2;
|
|
DECLARE_ALIGNED(16, int16_t, block)[6][64];
|
|
uint16_t intra_matrix[64];
|
|
int q_intra_matrix[64];
|
|
uint8_t *bitstream_buffer;
|
|
unsigned int bitstream_buffer_size;
|
|
} ASV1Context;
|
|
|
|
extern const uint8_t ff_asv_scantab[64];
|
|
extern const uint8_t ff_asv_ccp_tab[17][2];
|
|
extern const uint8_t ff_asv_level_tab[7][2];
|
|
extern const uint8_t ff_asv_dc_ccp_tab[8][2];
|
|
extern const uint8_t ff_asv_ac_ccp_tab[16][2];
|
|
extern const uint8_t ff_asv2_level_tab[63][2];
|
|
|
|
void ff_asv_common_init(AVCodecContext *avctx);
|
|
|
|
#endif /* AVCODEC_ASV_H */
|