2 * Copyright (C) 2003 the ffmpeg project
4 * This file is part of FFmpeg.
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.
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.
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
34 typedef struct RoqContext {
36 AVCodecContext *avctx;
40 AVFrame *current_frame;
52 #define RoQ_INFO 0x1001
53 #define RoQ_QUAD_CODEBOOK 0x1002
54 #define RoQ_QUAD_VQ 0x1011
55 #define RoQ_SOUND_MONO 0x1020
56 #define RoQ_SOUND_STEREO 0x1021
58 #define RoQ_ID_MOT 0x00
59 #define RoQ_ID_FCC 0x01
60 #define RoQ_ID_SLD 0x02
61 #define RoQ_ID_CCC 0x03
63 void ff_apply_vector_2x2(RoqContext *ri, int x, int y, roq_cell *cell);
64 void ff_apply_vector_4x4(RoqContext *ri, int x, int y, roq_cell *cell);
66 void ff_apply_motion_4x4(RoqContext *ri, int x, int y, int deltax, int deltay);
68 void ff_apply_motion_8x8(RoqContext *ri, int x, int y, int deltax, int deltay);