1cabdff1aSopenharmony_ci/* 2cabdff1aSopenharmony_ci * MLP codec common header file 3cabdff1aSopenharmony_ci * Copyright (c) 2007-2008 Ian Caulfield 4cabdff1aSopenharmony_ci * 5cabdff1aSopenharmony_ci * This file is part of FFmpeg. 6cabdff1aSopenharmony_ci * 7cabdff1aSopenharmony_ci * FFmpeg is free software; you can redistribute it and/or 8cabdff1aSopenharmony_ci * modify it under the terms of the GNU Lesser General Public 9cabdff1aSopenharmony_ci * License as published by the Free Software Foundation; either 10cabdff1aSopenharmony_ci * version 2.1 of the License, or (at your option) any later version. 11cabdff1aSopenharmony_ci * 12cabdff1aSopenharmony_ci * FFmpeg is distributed in the hope that it will be useful, 13cabdff1aSopenharmony_ci * but WITHOUT ANY WARRANTY; without even the implied warranty of 14cabdff1aSopenharmony_ci * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 15cabdff1aSopenharmony_ci * Lesser General Public License for more details. 16cabdff1aSopenharmony_ci * 17cabdff1aSopenharmony_ci * You should have received a copy of the GNU Lesser General Public 18cabdff1aSopenharmony_ci * License along with FFmpeg; if not, write to the Free Software 19cabdff1aSopenharmony_ci * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA 20cabdff1aSopenharmony_ci */ 21cabdff1aSopenharmony_ci 22cabdff1aSopenharmony_ci#ifndef AVCODEC_MLPDSP_H 23cabdff1aSopenharmony_ci#define AVCODEC_MLPDSP_H 24cabdff1aSopenharmony_ci 25cabdff1aSopenharmony_ci#include <stdint.h> 26cabdff1aSopenharmony_ci#include "mlp.h" 27cabdff1aSopenharmony_ci 28cabdff1aSopenharmony_civoid ff_mlp_rematrix_channel(int32_t *samples, 29cabdff1aSopenharmony_ci const int32_t *coeffs, 30cabdff1aSopenharmony_ci const uint8_t *bypassed_lsbs, 31cabdff1aSopenharmony_ci const int8_t *noise_buffer, 32cabdff1aSopenharmony_ci int index, 33cabdff1aSopenharmony_ci unsigned int dest_ch, 34cabdff1aSopenharmony_ci uint16_t blockpos, 35cabdff1aSopenharmony_ci unsigned int maxchan, 36cabdff1aSopenharmony_ci int matrix_noise_shift, 37cabdff1aSopenharmony_ci int access_unit_size_pow2, 38cabdff1aSopenharmony_ci int32_t mask); 39cabdff1aSopenharmony_ci 40cabdff1aSopenharmony_ciint32_t ff_mlp_pack_output(int32_t lossless_check_data, 41cabdff1aSopenharmony_ci uint16_t blockpos, 42cabdff1aSopenharmony_ci int32_t (*sample_buffer)[MAX_CHANNELS], 43cabdff1aSopenharmony_ci void *data, 44cabdff1aSopenharmony_ci uint8_t *ch_assign, 45cabdff1aSopenharmony_ci int8_t *output_shift, 46cabdff1aSopenharmony_ci uint8_t max_matrix_channel, 47cabdff1aSopenharmony_ci int is32); 48cabdff1aSopenharmony_ci 49cabdff1aSopenharmony_citypedef struct MLPDSPContext { 50cabdff1aSopenharmony_ci void (*mlp_filter_channel)(int32_t *state, const int32_t *coeff, 51cabdff1aSopenharmony_ci int firorder, int iirorder, 52cabdff1aSopenharmony_ci unsigned int filter_shift, int32_t mask, 53cabdff1aSopenharmony_ci int blocksize, int32_t *sample_buffer); 54cabdff1aSopenharmony_ci void (*mlp_rematrix_channel)(int32_t *samples, 55cabdff1aSopenharmony_ci const int32_t *coeffs, 56cabdff1aSopenharmony_ci const uint8_t *bypassed_lsbs, 57cabdff1aSopenharmony_ci const int8_t *noise_buffer, 58cabdff1aSopenharmony_ci int index, 59cabdff1aSopenharmony_ci unsigned int dest_ch, 60cabdff1aSopenharmony_ci uint16_t blockpos, 61cabdff1aSopenharmony_ci unsigned int maxchan, 62cabdff1aSopenharmony_ci int matrix_noise_shift, 63cabdff1aSopenharmony_ci int access_unit_size_pow2, 64cabdff1aSopenharmony_ci int32_t mask); 65cabdff1aSopenharmony_ci int32_t (*(*mlp_select_pack_output)(uint8_t *ch_assign, 66cabdff1aSopenharmony_ci int8_t *output_shift, 67cabdff1aSopenharmony_ci uint8_t max_matrix_channel, 68cabdff1aSopenharmony_ci int is32))(int32_t, uint16_t, int32_t (*)[], void *, uint8_t*, int8_t *, uint8_t, int); 69cabdff1aSopenharmony_ci int32_t (*mlp_pack_output)(int32_t lossless_check_data, 70cabdff1aSopenharmony_ci uint16_t blockpos, 71cabdff1aSopenharmony_ci int32_t (*sample_buffer)[MAX_CHANNELS], 72cabdff1aSopenharmony_ci void *data, 73cabdff1aSopenharmony_ci uint8_t *ch_assign, 74cabdff1aSopenharmony_ci int8_t *output_shift, 75cabdff1aSopenharmony_ci uint8_t max_matrix_channel, 76cabdff1aSopenharmony_ci int is32); 77cabdff1aSopenharmony_ci} MLPDSPContext; 78cabdff1aSopenharmony_ci 79cabdff1aSopenharmony_civoid ff_mlpdsp_init(MLPDSPContext *c); 80cabdff1aSopenharmony_civoid ff_mlpdsp_init_arm(MLPDSPContext *c); 81cabdff1aSopenharmony_civoid ff_mlpdsp_init_x86(MLPDSPContext *c); 82cabdff1aSopenharmony_ci 83cabdff1aSopenharmony_ci#endif /* AVCODEC_MLPDSP_H */ 84