text: /*
   * MLP codec common header file
   * Copyright (c) 2007-2008 Ian Caulfield
   *
   * 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_MLPDSP_H
  #define AVCODEC_MLPDSP_H
  
  #include <stdint.h>
  #include "mlp.h"
  
  void ff_mlp_rematrix_channel(int32_t *samples,
                               const int32_t *coeffs,
                               const uint8_t *bypassed_lsbs,
                               const int8_t *noise_buffer,
                               int index,
                               unsigned int dest_ch,
                               uint16_t blockpos,
                               unsigned int maxchan,
                               int matrix_noise_shift,
                               int access_unit_size_pow2,
                               int32_t mask);
  
  int32_t ff_mlp_pack_output(int32_t lossless_check_data,
                             uint16_t blockpos,
                             int32_t (*sample_buffer)[MAX_CHANNELS],
                             void *data,
                             uint8_t *ch_assign,
                             int8_t *output_shift,
                             uint8_t max_matrix_channel,
                             int is32);
  
  typedef struct MLPDSPContext {
      void (*mlp_filter_channel)(int32_t *state, const int32_t *coeff,
                                 int firorder, int iirorder,
                                 unsigned int filter_shift, int32_t mask,
                                 int blocksize, int32_t *sample_buffer);
      void (*mlp_rematrix_channel)(int32_t *samples,
                                   const int32_t *coeffs,
                                   const uint8_t *bypassed_lsbs,
                                   const int8_t *noise_buffer,
                                   int index,
                                   unsigned int dest_ch,
                                   uint16_t blockpos,
                                   unsigned int maxchan,
                                   int matrix_noise_shift,
                                   int access_unit_size_pow2,
                                   int32_t mask);
      int32_t (*(*mlp_select_pack_output)(uint8_t *ch_assign,
                                          int8_t *output_shift,
                                          uint8_t max_matrix_channel,
                                          int is32))(int32_t, uint16_t, int32_t (*)[], void *, uint8_t*, int8_t *, uint8_t, int);
      int32_t (*mlp_pack_output)(int32_t lossless_check_data,
                                 uint16_t blockpos,
                                 int32_t (*sample_buffer)[MAX_CHANNELS],
                                 void *data,
                                 uint8_t *ch_assign,
                                 int8_t *output_shift,
                                 uint8_t max_matrix_channel,
                                 int is32);
  } MLPDSPContext;
  
  void ff_mlpdsp_init(MLPDSPContext *c);
  void ff_mlpdsp_init_arm(MLPDSPContext *c);
  void ff_mlpdsp_init_x86(MLPDSPContext *c);
  
  #endif /* AVCODEC_MLPDSP_H */
  