mirror of https://github.com/FFmpeg/FFmpeg.git
You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
58 lines
1.7 KiB
58 lines
1.7 KiB
/* |
|
* 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 "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 { |
|
WMV2DSPContext wdsp; |
|
int hshift; |
|
} WMV2Context; |
|
|
|
void ff_wmv2_common_init(MpegEncContext *s); |
|
|
|
void ff_mspel_motion(MpegEncContext *s, |
|
uint8_t *dest_y, uint8_t *dest_cb, uint8_t *dest_cr, |
|
uint8_t *const *ref_picture, |
|
const 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 */
|
|
|