| /* | |
| * Opus Silk functions/definitions | |
| * Copyright (c) 2012 Andrew D'Addesio | |
| * Copyright (c) 2013-2014 Mozilla Corporation | |
| * | |
| * This file is part of FFmpeg. | |
| * | |
| * 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. | |
| * | |
| * 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 FFmpeg; if not, write to the Free Software | |
| * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA | |
| */ | |
| #ifndef AVCODEC_OPUS_SILK_H | |
| #define AVCODEC_OPUS_SILK_H | |
| #include "opus.h" | |
| #include "opus_rc.h" | |
| #define SILK_HISTORY 322 | |
| #define SILK_MAX_LPC 16 | |
| typedef struct SilkContext SilkContext; | |
| int ff_silk_init(void *logctx, SilkContext **ps, int output_channels); | |
| void ff_silk_free(SilkContext **ps); | |
| void ff_silk_flush(SilkContext *s); | |
| /** | |
| * Decode the LP layer of one Opus frame (which may correspond to several SILK | |
| * frames). | |
| */ | |
| int ff_silk_decode_superframe(SilkContext *s, OpusRangeCoder *rc, | |
| float *output[2], | |
| enum OpusBandwidth bandwidth, int coded_channels, | |
| int duration_ms); | |
| #endif /* AVCODEC_OPUS_SILK_H */ |