diff options
Diffstat (limited to 'libavcodec/dvdata.c')
| -rw-r--r-- | libavcodec/dvdata.c | 73 |
1 files changed, 4 insertions, 69 deletions
diff --git a/libavcodec/dvdata.c b/libavcodec/dvdata.c index 985cda7ab5..231569a328 100644 --- a/libavcodec/dvdata.c +++ b/libavcodec/dvdata.c @@ -2,20 +2,20 @@ * Constants for DV codec * Copyright (c) 2002 Fabrice Bellard * - * This file is part of Libav. + * This file is part of FFmpeg. * - * Libav is free software; you can redistribute it and/or + * FFmpeg 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. * - * Libav is distributed in the hope that it will be useful, + * FFmpeg 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 Libav; if not, write to the Free Software + * License along with FFmpeg; if not, write to the Free Software * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA */ @@ -69,71 +69,6 @@ const uint8_t ff_dv_quant_shifts[22][4] = { const uint8_t ff_dv_quant_offset[4] = { 6, 3, 0, 1 }; -const int ff_dv_iweight_88[64] = { - 32768, 16710, 16710, 17735, 17015, 17735, 18197, 18079, - 18079, 18197, 18725, 18559, 19196, 18559, 18725, 19284, - 19108, 19692, 19692, 19108, 19284, 21400, 19645, 20262, - 20214, 20262, 19645, 21400, 22733, 21845, 20867, 20815, - 20815, 20867, 21845, 22733, 23173, 23173, 21400, 21400, - 21400, 23173, 23173, 24600, 23764, 22017, 22017, 23764, - 24600, 25267, 24457, 22672, 24457, 25267, 25971, 25191, - 25191, 25971, 26715, 27962, 26715, 29642, 29642, 31536, -}; -const int ff_dv_iweight_248[64] = { - 32768, 17735, 16710, 18079, 18725, 21400, 17735, 19196, - 19108, 21845, 16384, 17735, 18725, 21400, 16710, 18079, - 20262, 23173, 18197, 19692, 18725, 20262, 20815, 23764, - 17735, 19196, 19108, 21845, 20262, 23173, 18197, 19692, - 21400, 24457, 19284, 20867, 21400, 23173, 22017, 25191, - 18725, 20262, 20815, 23764, 21400, 24457, 19284, 20867, - 24457, 27962, 22733, 24600, 25971, 29642, 21400, 23173, - 22017, 25191, 24457, 27962, 22733, 24600, 25971, 29642, -}; - -/** - * The "inverse" DV100 weights are actually just the spec weights (zig-zagged). - */ -const int ff_dv_iweight_1080_y[64] = { - 128, 16, 16, 17, 17, 17, 18, 18, - 18, 18, 18, 18, 19, 18, 18, 19, - 19, 19, 19, 19, 19, 42, 38, 40, - 40, 40, 38, 42, 44, 43, 41, 41, - 41, 41, 43, 44, 45, 45, 42, 42, - 42, 45, 45, 48, 46, 43, 43, 46, - 48, 49, 48, 44, 48, 49, 101, 98, - 98, 101, 104, 109, 104, 116, 116, 123, -}; -const int ff_dv_iweight_1080_c[64] = { - 128, 16, 16, 17, 17, 17, 25, 25, - 25, 25, 26, 25, 26, 25, 26, 26, - 26, 27, 27, 26, 26, 42, 38, 40, - 40, 40, 38, 42, 44, 43, 41, 41, - 41, 41, 43, 44, 91, 91, 84, 84, - 84, 91, 91, 96, 93, 86, 86, 93, - 96, 197, 191, 177, 191, 197, 203, 197, - 197, 203, 209, 219, 209, 232, 232, 246, -}; -const int ff_dv_iweight_720_y[64] = { - 128, 16, 16, 17, 17, 17, 18, 18, - 18, 18, 18, 18, 19, 18, 18, 19, - 19, 19, 19, 19, 19, 42, 38, 40, - 40, 40, 38, 42, 44, 43, 41, 41, - 41, 41, 43, 44, 68, 68, 63, 63, - 63, 68, 68, 96, 92, 86, 86, 92, - 96, 98, 96, 88, 96, 98, 202, 196, - 196, 202, 208, 218, 208, 232, 232, 246, -}; -const int ff_dv_iweight_720_c[64] = { - 128, 24, 24, 26, 26, 26, 36, 36, - 36, 36, 36, 36, 38, 36, 36, 38, - 38, 38, 38, 38, 38, 84, 76, 80, - 80, 80, 76, 84, 88, 86, 82, 82, - 82, 82, 86, 88, 182, 182, 168, 168, - 168, 182, 182, 192, 186, 192, 172, 186, - 192, 394, 382, 354, 382, 394, 406, 394, - 394, 406, 418, 438, 418, 464, 464, 492, -}; - /* * There's a catch about the following three tables: the mapping they establish * between (run, level) and vlc is not 1-1. So you have to watch out for that |