Revision 1ee0cd1ad77ab96ca4573ea4b3937df7e138c8d5 authored by Kostya Shishkov on 07 March 2012, 19:07:17 UTC, committed by Janne Grunau on 14 March 2012, 22:32:15 UTC
Signed-off-by: Janne Grunau <janne-libav@jannau.net>
1 parent b594732
roqvideo.h
/*
* Copyright (C) 2003 Mike Melanson
* Copyright (C) 2003 Dr. Tim Ferguson
*
* This file is part of Libav.
*
* Libav 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.
*
* Libav 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 Libav; 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 "bytestream.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];
GetByteContext gb;
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 */
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