FFmpeg
wmv2.h
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1 /*
2  * Copyright (c) 2002 The FFmpeg Project
3  *
4  * This file is part of FFmpeg.
5  *
6  * FFmpeg is free software; you can redistribute it and/or
7  * modify it under the terms of the GNU Lesser General Public
8  * License as published by the Free Software Foundation; either
9  * version 2.1 of the License, or (at your option) any later version.
10  *
11  * FFmpeg is distributed in the hope that it will be useful,
12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14  * Lesser General Public License for more details.
15  *
16  * You should have received a copy of the GNU Lesser General Public
17  * License along with FFmpeg; if not, write to the Free Software
18  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
19  */
20 
21 #ifndef AVCODEC_WMV2_H
22 #define AVCODEC_WMV2_H
23 
24 #include "mpegvideo.h"
25 #include "wmv2dsp.h"
26 
27 #define SKIP_TYPE_NONE 0
28 #define SKIP_TYPE_MPEG 1
29 #define SKIP_TYPE_ROW 2
30 #define SKIP_TYPE_COL 3
31 
32 
33 typedef struct WMV2Context {
35  int hshift;
36 } WMV2Context;
37 
39 
41  uint8_t *dest_y, uint8_t *dest_cb, uint8_t *dest_cr,
42  uint8_t *const *ref_picture, op_pixels_func (*pix_op)[4],
43  int motion_x, int motion_y, int h);
44 
45 
47 {
48  static const uint8_t map[3][3] = {
49  { 0, 2, 1 },
50  { 1, 0, 2 },
51  { 2, 1, 0 },
52  };
53 
54  return map[(s->qscale > 10) + (s->qscale > 20)][cbp_index];
55 }
56 
57 #endif /* AVCODEC_WMV2_H */
WMV2Context::hshift
int hshift
Definition: wmv2.h:35
mpegvideo.h
WMV2Context::wdsp
WMV2DSPContext wdsp
Definition: wmv2.h:34
WMV2Context
Definition: wmv2.h:33
ff_wmv2_common_init
void ff_wmv2_common_init(MpegEncContext *s)
Definition: wmv2.c:28
wmv2_get_cbp_table_index
static av_always_inline int wmv2_get_cbp_table_index(MpegEncContext *s, int cbp_index)
Definition: wmv2.h:46
s
#define s(width, name)
Definition: cbs_vp9.c:256
wmv2dsp.h
op_pixels_func
void(* op_pixels_func)(uint8_t *block, const uint8_t *pixels, ptrdiff_t line_size, int h)
Definition: hpeldsp.h:38
WMV2DSPContext
Definition: wmv2dsp.h:26
av_always_inline
#define av_always_inline
Definition: attributes.h:49
ff_mspel_motion
void ff_mspel_motion(MpegEncContext *s, uint8_t *dest_y, uint8_t *dest_cb, uint8_t *dest_cr, uint8_t *const *ref_picture, op_pixels_func(*pix_op)[4], int motion_x, int motion_y, int h)
Definition: wmv2.c:50
map
const VDPAUPixFmtMap * map
Definition: hwcontext_vdpau.c:71
h
h
Definition: vp9dsp_template.c:2038
MpegEncContext
MpegEncContext.
Definition: mpegvideo.h:62