blob: b4ef76341737c91ca08b1be30c10e2577644460f
| 1 | /* |
| 2 | * SVQ1 encoder |
| 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 | #ifndef AVCODEC_SVQ1ENC_H |
| 22 | #define AVCODEC_SVQ1ENC_H |
| 23 | |
| 24 | #include <stdint.h> |
| 25 | |
| 26 | #include "libavutil/frame.h" |
| 27 | |
| 28 | #include "avcodec.h" |
| 29 | #include "hpeldsp.h" |
| 30 | #include "me_cmp.h" |
| 31 | #include "mpegvideo.h" |
| 32 | #include "put_bits.h" |
| 33 | |
| 34 | typedef struct SVQ1EncContext { |
| 35 | /* FIXME: Needed for motion estimation, should not be used for anything |
| 36 | * else, the idea is to make the motion estimation eventually independent |
| 37 | * of MpegEncContext, so this will be removed then. */ |
| 38 | MpegEncContext m; |
| 39 | AVCodecContext *avctx; |
| 40 | MECmpContext mecc; |
| 41 | HpelDSPContext hdsp; |
| 42 | AVFrame *current_picture; |
| 43 | AVFrame *last_picture; |
| 44 | PutBitContext pb; |
| 45 | |
| 46 | /* Some compression statistics */ |
| 47 | enum AVPictureType pict_type; |
| 48 | int quality; |
| 49 | |
| 50 | /* why ooh why this sick breadth first order, |
| 51 | * everything is slower and more complex */ |
| 52 | PutBitContext reorder_pb[6]; |
| 53 | |
| 54 | int frame_width; |
| 55 | int frame_height; |
| 56 | |
| 57 | /* Y plane block dimensions */ |
| 58 | int y_block_width; |
| 59 | int y_block_height; |
| 60 | |
| 61 | /* U & V plane (C planes) block dimensions */ |
| 62 | int c_block_width; |
| 63 | int c_block_height; |
| 64 | |
| 65 | DECLARE_ALIGNED(16, int16_t, encoded_block_levels)[6][7][256]; |
| 66 | |
| 67 | uint16_t *mb_type; |
| 68 | uint32_t *dummy; |
| 69 | int16_t (*motion_val8[3])[2]; |
| 70 | int16_t (*motion_val16[3])[2]; |
| 71 | |
| 72 | int64_t rd_total; |
| 73 | |
| 74 | uint8_t *scratchbuf; |
| 75 | |
| 76 | int motion_est; |
| 77 | |
| 78 | int (*ssd_int8_vs_int16)(const int8_t *pix1, const int16_t *pix2, |
| 79 | intptr_t size); |
| 80 | } SVQ1EncContext; |
| 81 | |
| 82 | void ff_svq1enc_init_ppc(SVQ1EncContext *c); |
| 83 | void ff_svq1enc_init_x86(SVQ1EncContext *c); |
| 84 | |
| 85 | #endif /* AVCODEC_SVQ1ENC_H */ |
| 86 |