1.1 --- /dev/null Thu Jan 01 00:00:00 1970 +0000
1.2 +++ b/media/libopus/celt/quant_bands.h Wed Dec 31 06:09:35 2014 +0100
1.3 @@ -0,0 +1,66 @@
1.4 +/* Copyright (c) 2007-2008 CSIRO
1.5 + Copyright (c) 2007-2009 Xiph.Org Foundation
1.6 + Written by Jean-Marc Valin */
1.7 +/*
1.8 + Redistribution and use in source and binary forms, with or without
1.9 + modification, are permitted provided that the following conditions
1.10 + are met:
1.11 +
1.12 + - Redistributions of source code must retain the above copyright
1.13 + notice, this list of conditions and the following disclaimer.
1.14 +
1.15 + - Redistributions in binary form must reproduce the above copyright
1.16 + notice, this list of conditions and the following disclaimer in the
1.17 + documentation and/or other materials provided with the distribution.
1.18 +
1.19 + THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
1.20 + ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
1.21 + LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
1.22 + A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER
1.23 + OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
1.24 + EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
1.25 + PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
1.26 + PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
1.27 + LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
1.28 + NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
1.29 + SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
1.30 +*/
1.31 +
1.32 +#ifndef QUANT_BANDS
1.33 +#define QUANT_BANDS
1.34 +
1.35 +#include "arch.h"
1.36 +#include "modes.h"
1.37 +#include "entenc.h"
1.38 +#include "entdec.h"
1.39 +#include "mathops.h"
1.40 +
1.41 +#ifdef FIXED_POINT
1.42 +extern const signed char eMeans[25];
1.43 +#else
1.44 +extern const opus_val16 eMeans[25];
1.45 +#endif
1.46 +
1.47 +void amp2Log2(const CELTMode *m, int effEnd, int end,
1.48 + celt_ener *bandE, opus_val16 *bandLogE, int C);
1.49 +
1.50 +void log2Amp(const CELTMode *m, int start, int end,
1.51 + celt_ener *eBands, const opus_val16 *oldEBands, int C);
1.52 +
1.53 +void quant_coarse_energy(const CELTMode *m, int start, int end, int effEnd,
1.54 + const opus_val16 *eBands, opus_val16 *oldEBands, opus_uint32 budget,
1.55 + opus_val16 *error, ec_enc *enc, int C, int LM,
1.56 + int nbAvailableBytes, int force_intra, opus_val32 *delayedIntra,
1.57 + int two_pass, int loss_rate, int lfe);
1.58 +
1.59 +void quant_fine_energy(const CELTMode *m, int start, int end, opus_val16 *oldEBands, opus_val16 *error, int *fine_quant, ec_enc *enc, int C);
1.60 +
1.61 +void quant_energy_finalise(const CELTMode *m, int start, int end, opus_val16 *oldEBands, opus_val16 *error, int *fine_quant, int *fine_priority, int bits_left, ec_enc *enc, int C);
1.62 +
1.63 +void unquant_coarse_energy(const CELTMode *m, int start, int end, opus_val16 *oldEBands, int intra, ec_dec *dec, int C, int LM);
1.64 +
1.65 +void unquant_fine_energy(const CELTMode *m, int start, int end, opus_val16 *oldEBands, int *fine_quant, ec_dec *dec, int C);
1.66 +
1.67 +void unquant_energy_finalise(const CELTMode *m, int start, int end, opus_val16 *oldEBands, int *fine_quant, int *fine_priority, int bits_left, ec_dec *dec, int C);
1.68 +
1.69 +#endif /* QUANT_BANDS */
