/****************************************************************************** * * * Copyright (C) 2018 The Android Open Source Project * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at: * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. * ***************************************************************************** * Originally developed and contributed by Ittiam Systems Pvt. Ltd, Bangalore */ #ifndef IXHEAACD_BLOCK_H #define IXHEAACD_BLOCK_H #define IQ_TABLE_SIZE_HALF 128 VOID ixheaacd_inverse_quantize(WORD32 *x_invquant, WORD no_band, WORD32 *ixheaacd_pow_table_Q13, WORD8 *scratch_in); VOID ixheaacd_scale_factor_process_dec(WORD32 *x_invquant, WORD16 *scale_fact, WORD no_band, WORD8 *width, WORD32 *scale_tables_ptr, WORD32 total_channels, WORD32 object_type, WORD32 aac_sf_data_resil_flag); VOID ixheaacd_scale_factor_process_armv7(WORD32 *x_invquant, WORD16 *scale_fact, WORD no_band, WORD8 *width, WORD32 *scale_tables_ptr, WORD32 total_channels, WORD32 object_type, WORD32 aac_sf_data_resil_flag); VOID ixheaacd_scale_factor_process_armv8(WORD32 *x_invquant, WORD16 *scale_fact, WORD no_band, WORD8 *width, WORD32 *scale_tables_ptr, WORD32 total_channels, WORD32 object_type, WORD32 aac_sf_data_resil_flag); void ixheaacd_right_shift_block(WORD32 *p_spectrum, WORD length, WORD shift_val); WORD ixheaacd_decode_huffman(ia_bit_buf_struct *it_bit_buff, WORD32 cb_no, WORD32 *spec_coef, WORD16 *sfb_offset, WORD start, WORD sfb, WORD group_len, ia_aac_dec_tables_struct *ptr_aac_tables); WORD ixheaacd_huffman_dec_word2(ia_bit_buf_struct *it_bit_buff, WORD32 cb_no, WORD32 width, ia_aac_dec_tables_struct *ptr_aac_tables, WORD32 *x_invquant, WORD8 *scratch_ptr); VOID ixheaacd_read_scale_factor_data( ia_bit_buf_struct *it_bit_buff, ia_aac_dec_channel_info_struct *ptr_aac_dec_channel_info, ia_aac_dec_tables_struct *ptr_aac_tables, WORD32 object_type); WORD16 ixheaacd_read_spectral_data( ia_bit_buf_struct *it_bit_buff, ia_aac_dec_channel_info_struct *ptr_aac_dec_channel_info, ia_aac_dec_tables_struct *ptr_aac_tables, WORD32 total_channels, WORD32 frame_size, WORD32 object_type, WORD32 aac_spect_data_resil_flag, WORD32 aac_sf_data_resil_flag); WORD16 ixheaacd_read_section_data( ia_bit_buf_struct *it_bit_buff, ia_aac_dec_channel_info_struct *ptr_aac_dec_channel_info, WORD32 aac_spect_data_resil_flag, WORD32 aac_sect_data_resil_flag, ia_aac_dec_tables_struct *ptr_aac_tables); VOID ixheaacd_over_lap_add1_dec(WORD32 *coef, WORD32 *prev, WORD16 *out, const WORD16 *window, WORD16 q_shift, WORD16 size, WORD16 ch_fac); VOID ixheaacd_over_lap_add1_armv7(WORD32 *coef, WORD32 *prev, WORD16 *out, const WORD16 *window, WORD16 q_shift, WORD16 size, WORD16 ch_fac); VOID ixheaacd_over_lap_add1_armv8(WORD32 *coef, WORD32 *prev, WORD16 *out, const WORD16 *window, WORD16 q_shift, WORD16 size, WORD16 ch_fac); VOID ixheaacd_over_lap_add2_dec(WORD32 *coef, WORD32 *prev, WORD32 *out, const WORD16 *window, WORD16 q_shift, WORD16 size, WORD16 ch_fac); VOID ixheaacd_over_lap_add2_armv7(WORD32 *coef, WORD32 *prev, WORD32 *out, const WORD16 *window, WORD16 q_shift, WORD16 size, WORD16 ch_fac); VOID ixheaacd_over_lap_add2_armv8(WORD32 *coef, WORD32 *prev, WORD32 *out, const WORD16 *window, WORD16 q_shift, WORD16 size, WORD16 ch_fac); VOID ixheaacd_set_corr_info( ia_aac_dec_channel_info_struct *ptr_aac_dec_channel_info, WORD16 pns_band); VOID ixheaacd_gen_rand_vec(WORD32 scale, WORD shift, WORD32 *spec, WORD32 sfb_width, WORD32 *random_vec); VOID ixheaacd_pns_process( ia_aac_dec_channel_info_struct *ptr_aac_dec_channel_info[], WORD32 channel, ia_aac_dec_tables_struct *ptr_aac_tables); VOID ixheaacd_spec_to_overlapbuf_dec(WORD32 *ptr_overlap_buf, WORD32 *ptr_spec_coeff, WORD32 q_shift, WORD32 size); VOID ixheaacd_spec_to_overlapbuf_armv7(WORD32 *ptr_overlap_buf, WORD32 *ptr_spec_coeff, WORD32 q_shift, WORD32 size); VOID ixheaacd_overlap_buf_out_dec(WORD16 *out_samples, WORD32 *ptr_overlap_buf, WORD32 size, const WORD16 ch_fac); VOID ixheaacd_overlap_buf_out_armv7(WORD16 *out_samples, WORD32 *ptr_overlap_buf, WORD32 size, const WORD16 ch_fac); WORD32 ixheaacd_inv_quant(WORD32 *x_quant, WORD32 *ixheaacd_pow_table_Q13); VOID ixheaacd_imdct_process(ia_aac_dec_overlap_info *ptr_aac_dec_overlap_info, WORD32 *ptr_spec_coeff, ia_ics_info_struct *ptr_ics_info, WORD16 out_samples[], const WORD16 ch_fac, WORD32 *scratch, ia_aac_dec_tables_struct *ptr_aac_tables, WORD32 object_type); VOID ixheaacd_neg_shift_spec_dec(WORD32 *coef, WORD16 *out, WORD16 q_shift, WORD16 ch_fac); VOID ixheaacd_neg_shift_spec_armv7(WORD32 *coef, WORD16 *out, WORD16 q_shift, WORD16 ch_fac); VOID ixheaacd_neg_shift_spec_armv8(WORD32 *coef, WORD16 *out, WORD16 q_shift, WORD16 ch_fac); VOID ixheaacd_nolap1_32(WORD32 *coef, WORD32 *out, WORD16 cu_scale, WORD16 stride); VOID ixheaacd_overlap_out_copy_dec(WORD16 *out_samples, WORD32 *ptr_overlap_buf, WORD32 *ptr_overlap_buf1, const WORD16 ch_fac); VOID ixheaacd_overlap_out_copy_armv7(WORD16 *out_samples, WORD32 *ptr_overlap_buf, WORD32 *ptr_overlap_buf1, const WORD16 ch_fac); VOID ixheaacd_long_short_win_seq(WORD32 *current, WORD32 *prev, WORD16 *out, const WORD16 *short_window, const WORD16 *short_window_prev, const WORD16 *long_window_prev, WORD16 q_shift, WORD16 ch_fac); WORD32 ixheaacd_cnt_leading_ones(WORD32 a); VOID ixheaacd_huffman_decode(WORD32 it_bit_buff, WORD16 *huff_index, WORD16 *len, const UWORD16 *input_table, const UWORD32 *idx_table); void ixheaacd_eld_dec_windowing(WORD32 *ptr_spect_coeff, const WORD16 *ptr_win, WORD32 framesize, WORD16 q_shift, WORD32 *ptr_overlap_buf, const WORD16 stride, WORD16 *out_samples); WORD32 ixheaacd_extension_payload(ia_bit_buf_struct *it_bit_buff, WORD32 cnt); VOID ixheaacd_process_single_scf(WORD32 scale_factor, WORD32 *x_invquant, WORD32 width, WORD32 *ptr_scale_table, WORD32 total_channels, WORD32 object_type, WORD32 aac_sf_data_resil_flag); void ixheaacd_lap1_512_480(WORD32 *coef, WORD32 *prev, WORD16 *out, const WORD16 *window, WORD16 q_shift, WORD16 size, WORD16 stride); #endif /* #ifndef IXHEAACD_BLOCK_H */