mirror of
https://git.videolan.org/git/ffmpeg.git
synced 2024-09-04 07:21:31 +02:00
![Andreas Rheinhardt](/assets/img/avatar_default.png)
Also remove other unnecessary headers and include headers directly while at it. Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt@outlook.com>
87 lines
2.6 KiB
C
87 lines
2.6 KiB
C
/*
|
|
* Copyright (c) 2002 The FFmpeg Project
|
|
*
|
|
* This file is part of FFmpeg.
|
|
*
|
|
* FFmpeg 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.
|
|
*
|
|
* FFmpeg 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 FFmpeg; if not, write to the Free Software
|
|
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
|
|
*/
|
|
|
|
#ifndef AVCODEC_WMV2_H
|
|
#define AVCODEC_WMV2_H
|
|
|
|
#include "libavutil/mem_internal.h"
|
|
|
|
#include "intrax8.h"
|
|
#include "mpegvideo.h"
|
|
#include "wmv2dsp.h"
|
|
|
|
#define SKIP_TYPE_NONE 0
|
|
#define SKIP_TYPE_MPEG 1
|
|
#define SKIP_TYPE_ROW 2
|
|
#define SKIP_TYPE_COL 3
|
|
|
|
|
|
typedef struct Wmv2Context {
|
|
MpegEncContext s;
|
|
IntraX8Context x8;
|
|
WMV2DSPContext wdsp;
|
|
int j_type_bit;
|
|
int j_type;
|
|
int abt_flag;
|
|
int abt_type;
|
|
int abt_type_table[6];
|
|
int per_mb_abt;
|
|
int per_block_abt;
|
|
int mspel_bit;
|
|
int cbp_table_index;
|
|
int top_left_mv_flag;
|
|
int per_mb_rl_bit;
|
|
int skip_type;
|
|
int hshift;
|
|
|
|
ScanTable abt_scantable[2];
|
|
DECLARE_ALIGNED(32, int16_t, abt_block2)[6][64];
|
|
} Wmv2Context;
|
|
|
|
void ff_wmv2_common_init(Wmv2Context *w);
|
|
|
|
int ff_wmv2_decode_mb(MpegEncContext *s, int16_t block[6][64]);
|
|
int ff_wmv2_encode_picture_header(MpegEncContext * s, int picture_number);
|
|
void ff_wmv2_encode_mb(MpegEncContext * s, int16_t block[6][64],
|
|
int motion_x, int motion_y);
|
|
int ff_wmv2_decode_picture_header(MpegEncContext * s);
|
|
int ff_wmv2_decode_secondary_picture_header(MpegEncContext * s);
|
|
void ff_wmv2_add_mb(MpegEncContext *s, int16_t block[6][64],
|
|
uint8_t *dest_y, uint8_t *dest_cb, uint8_t *dest_cr);
|
|
|
|
void ff_mspel_motion(MpegEncContext *s,
|
|
uint8_t *dest_y, uint8_t *dest_cb, uint8_t *dest_cr,
|
|
uint8_t **ref_picture, op_pixels_func (*pix_op)[4],
|
|
int motion_x, int motion_y, int h);
|
|
|
|
|
|
static av_always_inline int wmv2_get_cbp_table_index(MpegEncContext *s, int cbp_index)
|
|
{
|
|
static const uint8_t map[3][3] = {
|
|
{ 0, 2, 1 },
|
|
{ 1, 0, 2 },
|
|
{ 2, 1, 0 },
|
|
};
|
|
|
|
return map[(s->qscale > 10) + (s->qscale > 20)][cbp_index];
|
|
}
|
|
|
|
#endif /* AVCODEC_WMV2_H */
|