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https://github.com/FFmpeg/FFmpeg.git
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08dd036b9f
Also stop setting the field once per encode-frame. Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt@outlook.com>
70 lines
2.0 KiB
C
70 lines
2.0 KiB
C
/*
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* Copyright (C) 2003 Mike Melanson
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* Copyright (C) 2003 Dr. Tim Ferguson
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*
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* This file is part of FFmpeg.
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*
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* FFmpeg is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* FFmpeg is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with FFmpeg; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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#ifndef AVCODEC_ROQVIDEO_H
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#define AVCODEC_ROQVIDEO_H
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#include "libavutil/frame.h"
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typedef struct roq_cell {
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unsigned char y[4];
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unsigned char u, v;
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} roq_cell;
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typedef struct roq_qcell {
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int idx[4];
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} roq_qcell;
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typedef struct motion_vect {
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int d[2];
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} motion_vect;
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typedef struct RoqContext {
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const AVClass *class;
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void *logctx;
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AVFrame *last_frame;
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AVFrame *current_frame;
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int width, height;
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roq_cell cb2x2[256];
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roq_qcell cb4x4[256];
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} RoqContext;
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#define RoQ_INFO 0x1001
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#define RoQ_QUAD_CODEBOOK 0x1002
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#define RoQ_QUAD_VQ 0x1011
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#define RoQ_SOUND_MONO 0x1020
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#define RoQ_SOUND_STEREO 0x1021
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#define RoQ_ID_MOT 0x00
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#define RoQ_ID_FCC 0x01
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#define RoQ_ID_SLD 0x02
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#define RoQ_ID_CCC 0x03
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void ff_apply_vector_2x2(RoqContext *ri, int x, int y, roq_cell *cell);
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void ff_apply_vector_4x4(RoqContext *ri, int x, int y, roq_cell *cell);
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void ff_apply_motion_4x4(RoqContext *ri, int x, int y, int deltax, int deltay);
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void ff_apply_motion_8x8(RoqContext *ri, int x, int y, int deltax, int deltay);
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#endif /* AVCODEC_ROQVIDEO_H */
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