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b286383bd2
* qatar/master: asfdec: read attached pictures. apetag: reindent apetag: export attached covers as video streams. apetag: fix the amount of data read from binary tags. apetag: make sure avio_get_str() doesn't read more than it should. mov: read itunes cover art. snow: remove VLA in mc_block() intfloat: Don't use designated initializers in the public headers snow: remove a VLA. doc: Remind devs to check return values, especially for malloc() et al MS ATC Screen (aka MSS3) decoder vf_yadif: move x86 init code to x86/yadif.c vf_gradfun: move x86 init code to x86/gradfun.c roqvideo: Remove a totally unused dspcontext smacker: remove some unused code dsicin: remove dead assignment aacdec: remove dead assignment rl2: remove dead assignment proresenc: make a variable local to the loop where it is used alsdec: remove dead assignments Conflicts: Changelog doc/developer.texi libavcodec/allcodecs.c libavcodec/avcodec.h libavcodec/version.h libavfilter/gradfun.h libavfilter/x86/gradfun.c Merged-by: Michael Niedermayer <michaelni@gmx.at>
95 lines
2.4 KiB
C
95 lines
2.4 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/lfg.h"
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#include "avcodec.h"
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#include "bytestream.h"
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#include "dsputil.h"
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typedef struct {
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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 {
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int idx[4];
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} roq_qcell;
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typedef struct {
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int d[2];
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} motion_vect;
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struct RoqTempData;
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typedef struct RoqContext {
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AVCodecContext *avctx;
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AVFrame frames[2];
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AVFrame *last_frame;
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AVFrame *current_frame;
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int first_frame;
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roq_cell cb2x2[256];
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roq_qcell cb4x4[256];
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GetByteContext gb;
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int width, height;
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/* Encoder only data */
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AVLFG randctx;
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uint64_t lambda;
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motion_vect *this_motion4;
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motion_vect *last_motion4;
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motion_vect *this_motion8;
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motion_vect *last_motion8;
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unsigned int framesSinceKeyframe;
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const AVFrame *frame_to_enc;
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uint8_t *out_buf;
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struct RoqTempData *tmpData;
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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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