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