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99 lines
3.9 KiB
C
99 lines
3.9 KiB
C
/*
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* Copyright (C) 2016 foo86
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*
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* This file is part of FFmpeg.
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*
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* FFmpeg is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* FFmpeg is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with FFmpeg; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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#ifndef AVCODEC_DCADSP_H
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#define AVCODEC_DCADSP_H
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#include "libavutil/common.h"
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#include "fft.h"
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#include "dcadct.h"
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#include "synth_filter.h"
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typedef struct DCADSPContext {
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void (*decode_hf)(int32_t **dst,
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const int32_t *vq_index,
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const int8_t hf_vq[1024][32],
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int32_t scale_factors[32][2],
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ptrdiff_t sb_start, ptrdiff_t sb_end,
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ptrdiff_t ofs, ptrdiff_t len);
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void (*decode_joint)(int32_t **dst, int32_t **src,
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const int32_t *scale_factors,
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ptrdiff_t sb_start, ptrdiff_t sb_end,
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ptrdiff_t ofs, ptrdiff_t len);
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void (*lfe_fir_float[2])(float *pcm_samples, int32_t *lfe_samples,
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const float *filter_coeff, ptrdiff_t npcmblocks);
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void (*lfe_x96_float)(float *dst, const float *src,
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float *hist, ptrdiff_t len);
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void (*sub_qmf_float[2])(SynthFilterContext *synth,
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FFTContext *imdct,
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float *pcm_samples,
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int32_t **subband_samples_lo,
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int32_t **subband_samples_hi,
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float *hist1, int *offset, float *hist2,
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const float *filter_coeff, ptrdiff_t npcmblocks,
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float scale);
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void (*lfe_fir_fixed)(int32_t *pcm_samples, int32_t *lfe_samples,
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const int32_t *filter_coeff, ptrdiff_t npcmblocks);
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void (*lfe_x96_fixed)(int32_t *dst, const int32_t *src,
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int32_t *hist, ptrdiff_t len);
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void (*sub_qmf_fixed[2])(SynthFilterContext *synth,
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DCADCTContext *imdct,
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int32_t *pcm_samples,
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int32_t **subband_samples_lo,
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int32_t **subband_samples_hi,
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int32_t *hist1, int *offset, int32_t *hist2,
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const int32_t *filter_coeff, ptrdiff_t npcmblocks);
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void (*decor)(int32_t *dst, const int32_t *src, int coeff, ptrdiff_t len);
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void (*dmix_sub_xch)(int32_t *dst1, int32_t *dst2,
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const int32_t *src, ptrdiff_t len);
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void (*dmix_sub)(int32_t *dst, const int32_t *src, int coeff, ptrdiff_t len);
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void (*dmix_add)(int32_t *dst, const int32_t *src, int coeff, ptrdiff_t len);
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void (*dmix_scale)(int32_t *dst, int scale, ptrdiff_t len);
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void (*dmix_scale_inv)(int32_t *dst, int scale_inv, ptrdiff_t len);
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void (*assemble_freq_bands)(int32_t *dst, int32_t *src0, int32_t *src1,
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const int32_t *coeff, ptrdiff_t len);
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void (*lbr_bank)(float output[32][4], float **input,
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const float *coeff, ptrdiff_t ofs, ptrdiff_t len);
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void (*lfe_iir)(float *output, const float *input,
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const float iir[5][4], float hist[5][2],
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ptrdiff_t factor);
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} DCADSPContext;
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av_cold void ff_dcadsp_init(DCADSPContext *s);
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av_cold void ff_dcadsp_init_x86(DCADSPContext *s);
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#endif
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