diff options
Diffstat (limited to 'libavcodec/jpeg2000dwt.h')
| -rw-r--r-- | libavcodec/jpeg2000dwt.h | 11 |
1 files changed, 7 insertions, 4 deletions
diff --git a/libavcodec/jpeg2000dwt.h b/libavcodec/jpeg2000dwt.h index f08340dbc9..57297d4127 100644 --- a/libavcodec/jpeg2000dwt.h +++ b/libavcodec/jpeg2000dwt.h @@ -2,20 +2,20 @@ * Discrete wavelet transform * Copyright (c) 2007 Kamil Nowosad * - * 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 */ @@ -30,6 +30,8 @@ #include <stdint.h> #define FF_DWT_MAX_DECLVLS 32 ///< max number of decomposition levels +#define F_LFTG_K 1.230174104914001f +#define F_LFTG_X 0.812893066115961f enum DWTType { FF_DWT97, @@ -58,6 +60,7 @@ typedef struct DWTContext { int ff_jpeg2000_dwt_init(DWTContext *s, uint16_t border[2][2], int decomp_levels, int type); +int ff_dwt_encode(DWTContext *s, void *t); int ff_dwt_decode(DWTContext *s, void *t); void ff_dwt_destroy(DWTContext *s); |