| 1 | /* |
| 2 | * Copyright (c) 2003 Michael Niedermayer |
| 3 | * |
| 4 | * This file is part of FFmpeg. |
| 5 | * |
| 6 | * FFmpeg is free software; you can redistribute it and/or |
| 7 | * modify it under the terms of the GNU Lesser General Public |
| 8 | * License as published by the Free Software Foundation; either |
| 9 | * version 2.1 of the License, or (at your option) any later version. |
| 10 | * |
| 11 | * FFmpeg is distributed in the hope that it will be useful, |
| 12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| 14 | * Lesser General Public License for more details. |
| 15 | * |
| 16 | * You should have received a copy of the GNU Lesser General Public |
| 17 | * License along with FFmpeg; if not, write to the Free Software |
| 18 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA |
| 19 | */ |
| 20 | |
| 21 | /** |
| 22 | * @file |
| 23 | * ASUS V1/V2 encoder/decoder common data. |
| 24 | */ |
| 25 | |
| 26 | #ifndef AVCODEC_ASV_H |
| 27 | #define AVCODEC_ASV_H |
| 28 | |
| 29 | #include <stdint.h> |
| 30 | |
| 31 | #include "libavutil/mem.h" |
| 32 | |
| 33 | #include "avcodec.h" |
| 34 | #include "blockdsp.h" |
| 35 | #include "bswapdsp.h" |
| 36 | #include "fdctdsp.h" |
| 37 | #include "idctdsp.h" |
| 38 | #include "get_bits.h" |
| 39 | #include "pixblockdsp.h" |
| 40 | #include "put_bits.h" |
| 41 | |
| 42 | typedef struct ASV1Context { |
| 43 | AVCodecContext *avctx; |
| 44 | BlockDSPContext bdsp; |
| 45 | BswapDSPContext bbdsp; |
| 46 | FDCTDSPContext fdsp; |
| 47 | IDCTDSPContext idsp; |
| 48 | PixblockDSPContext pdsp; |
| 49 | PutBitContext pb; |
| 50 | GetBitContext gb; |
| 51 | ScanTable scantable; |
| 52 | int inv_qscale; |
| 53 | int mb_width; |
| 54 | int mb_height; |
| 55 | int mb_width2; |
| 56 | int mb_height2; |
| 57 | DECLARE_ALIGNED(16, int16_t, block)[6][64]; |
| 58 | uint16_t intra_matrix[64]; |
| 59 | int q_intra_matrix[64]; |
| 60 | uint8_t *bitstream_buffer; |
| 61 | unsigned int bitstream_buffer_size; |
| 62 | } ASV1Context; |
| 63 | |
| 64 | extern const uint8_t ff_asv_scantab[64]; |
| 65 | extern const uint8_t ff_asv_ccp_tab[17][2]; |
| 66 | extern const uint8_t ff_asv_level_tab[7][2]; |
| 67 | extern const uint8_t ff_asv_dc_ccp_tab[8][2]; |
| 68 | extern const uint8_t ff_asv_ac_ccp_tab[16][2]; |
| 69 | extern const uint8_t ff_asv2_level_tab[63][2]; |
| 70 | |
| 71 | void ff_asv_common_init(AVCodecContext *avctx); |
| 72 | |
| 73 | #endif /* AVCODEC_ASV_H */ |