mirror of
https://git.ffmpeg.org/ffmpeg.git
synced 2024-12-20 22:41:11 +00:00
93 lines
2.3 KiB
C
93 lines
2.3 KiB
C
/*
|
|
* 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 FFMPEG_ROQVIDEO_H
|
|
#define FFMPEG_ROQVIDEO_H
|
|
|
|
#include "avcodec.h"
|
|
#include "dsputil.h"
|
|
#include "random.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;
|
|
|
|
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];
|
|
|
|
unsigned char *buf;
|
|
int size;
|
|
int width, height;
|
|
|
|
/* Encoder only data */
|
|
AVRandomState 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;
|
|
} 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 /* FFMPEG_ROQVIDEO_H */
|