X-Git-Url: https://git.sesse.net/?a=blobdiff_plain;f=libavcodec%2Fh261.h;h=ad7e28bb64172b2f8242deacb47e63c592e4bb4e;hb=380146924ecad2e05e9dcc5c3c2e1b5ba47c51e8;hp=1d4fc848a07ecf09fcbeecbc07c52354a73bc17b;hpb=b3e83c965d5c3d0f42ed7dc64c70bc59a462b76a;p=ffmpeg diff --git a/libavcodec/h261.h b/libavcodec/h261.h index 1d4fc848a07..ad7e28bb641 100644 --- a/libavcodec/h261.h +++ b/libavcodec/h261.h @@ -3,34 +3,38 @@ * Copyright (c) 2002-2004 Michael Niedermayer * Copyright (c) 2004 Maarten Daniels * - * This file is part of FFmpeg. + * This file is part of Libav. * - * FFmpeg is free software; you can redistribute it and/or + * 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. * - * FFmpeg is distributed in the hope that it will be useful, + * 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 FFmpeg; if not, write to the Free Software + * License along with Libav; if not, write to the Free Software * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA */ /** - * @file h261.c + * @file * h261codec. */ +#ifndef AVCODEC_H261_H +#define AVCODEC_H261_H + #include "mpegvideo.h" +#include "rl.h" /** * H261Context */ -typedef struct H261Context{ +typedef struct H261Context { MpegEncContext s; int current_mba; @@ -41,6 +45,29 @@ typedef struct H261Context{ int current_mv_y; int gob_number; int gob_start_code_skipped; // 1 if gob start code is already read before gob header is read -}H261Context; +} H261Context; #define MB_TYPE_H261_FIL 0x800000 + +extern uint8_t ff_h261_rl_table_store[2][2 * MAX_RUN + MAX_LEVEL + 3]; + +extern const uint8_t ff_h261_mba_code[35]; +extern const uint8_t ff_h261_mba_bits[35]; +extern const uint8_t ff_h261_mtype_code[10]; +extern const uint8_t ff_h261_mtype_bits[10]; +extern const int ff_h261_mtype_map[10]; +extern const uint8_t ff_h261_mv_tab[17][2]; +extern const uint8_t ff_h261_cbp_tab[63][2]; +extern RLTable ff_h261_rl_tcoeff; + +void ff_h261_loop_filter(MpegEncContext *s); +void ff_h261_common_init(void); + +int ff_h261_get_picture_format(int width, int height); +void ff_h261_reorder_mb_index(MpegEncContext *s); +void ff_h261_encode_mb(MpegEncContext *s, int16_t block[6][64], + int motion_x, int motion_y); +void ff_h261_encode_picture_header(MpegEncContext *s, int picture_number); +void ff_h261_encode_init(MpegEncContext *s); + +#endif /* AVCODEC_H261_H */