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.
95 lines
2.4 KiB
95 lines
2.4 KiB
/* |
|
* Copyright (C) 2003 Mike Melanson |
|
* Copyright (C) 2003 Dr. Tim Ferguson |
|
* |
|
* 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_ROQVIDEO_H |
|
#define AVCODEC_ROQVIDEO_H |
|
|
|
#include "libavutil/lfg.h" |
|
#include "avcodec.h" |
|
#include "dsputil.h" |
|
|
|
typedef struct { |
|
unsigned char y[4]; |
|
unsigned char u, v; |
|
} roq_cell; |
|
|
|
typedef struct { |
|
int idx[4]; |
|
} roq_qcell; |
|
|
|
typedef struct { |
|
int d[2]; |
|
} motion_vect; |
|
|
|
struct RoqTempData; |
|
|
|
typedef struct RoqContext { |
|
|
|
AVCodecContext *avctx; |
|
DSPContext dsp; |
|
AVFrame frames[2]; |
|
AVFrame *last_frame; |
|
AVFrame *current_frame; |
|
int first_frame; |
|
|
|
roq_cell cb2x2[256]; |
|
roq_qcell cb4x4[256]; |
|
|
|
const unsigned char *buf; |
|
int size; |
|
int width, height; |
|
|
|
/* Encoder only data */ |
|
AVLFG randctx; |
|
uint64_t lambda; |
|
|
|
motion_vect *this_motion4; |
|
motion_vect *last_motion4; |
|
|
|
motion_vect *this_motion8; |
|
motion_vect *last_motion8; |
|
|
|
unsigned int framesSinceKeyframe; |
|
|
|
AVFrame *frame_to_enc; |
|
uint8_t *out_buf; |
|
struct RoqTempData *tmpData; |
|
} RoqContext; |
|
|
|
#define RoQ_INFO 0x1001 |
|
#define RoQ_QUAD_CODEBOOK 0x1002 |
|
#define RoQ_QUAD_VQ 0x1011 |
|
#define RoQ_SOUND_MONO 0x1020 |
|
#define RoQ_SOUND_STEREO 0x1021 |
|
|
|
#define RoQ_ID_MOT 0x00 |
|
#define RoQ_ID_FCC 0x01 |
|
#define RoQ_ID_SLD 0x02 |
|
#define RoQ_ID_CCC 0x03 |
|
|
|
void ff_apply_vector_2x2(RoqContext *ri, int x, int y, roq_cell *cell); |
|
void ff_apply_vector_4x4(RoqContext *ri, int x, int y, roq_cell *cell); |
|
|
|
void ff_apply_motion_4x4(RoqContext *ri, int x, int y, int deltax, int deltay); |
|
|
|
void ff_apply_motion_8x8(RoqContext *ri, int x, int y, int deltax, int deltay); |
|
|
|
#endif /* AVCODEC_ROQVIDEO_H */
|
|
|