diff options
Diffstat (limited to 'decoder/ixheaacd_init_config.c')
| -rw-r--r-- | decoder/ixheaacd_init_config.c | 68 |
1 files changed, 29 insertions, 39 deletions
diff --git a/decoder/ixheaacd_init_config.c b/decoder/ixheaacd_init_config.c index fe02d9b..0fe2fa7 100644 --- a/decoder/ixheaacd_init_config.c +++ b/decoder/ixheaacd_init_config.c @@ -85,30 +85,28 @@ UWORD32 ixheaacd_sbr_ratio(UWORD32 core_sbr_framelength_idx) { return sbr_ratio_index; } -WORD32 ixheaacd_get_sample_freq_indx(WORD32 sampling_freq) -{ - WORD32 sampling_rate_tbl[] = { - 96000, 88200, 64000, 48000, 44100, 32000, 24000, 22050, 16000, 12000, 11025, - 8000, 7350, 0, 0, 0}; +WORD32 ixheaacd_get_sample_freq_indx(WORD32 sampling_freq) { + WORD32 sampling_rate_tbl[] = {96000, 88200, 64000, 48000, 44100, 32000, + 24000, 22050, 16000, 12000, 11025, 8000, + 7350, 0, 0, 0}; - WORD32 index; - WORD32 tbl_size = sizeof(sampling_rate_tbl)/sizeof(WORD32) - 1; + WORD32 index; + WORD32 tbl_size = sizeof(sampling_rate_tbl) / sizeof(WORD32) - 1; - for (index = 0; index < tbl_size; index++) { - if (sampling_rate_tbl[index] == sampling_freq) break; - } + for (index = 0; index < tbl_size; index++) { + if (sampling_rate_tbl[index] == sampling_freq) break; + } - if (index > tbl_size) { - return tbl_size - 1; - } + if (index > tbl_size) { + return tbl_size - 1; + } - return index; + return index; } UWORD32 ixheaacd_sbr_params(UWORD32 core_sbr_framelength_idx, WORD32 *output_framelength, WORD32 *block_size, - WORD32 *output_samples, - WORD32 * sample_rate_layer, - UWORD32 * sample_freq_indx) { + WORD32 *output_samples, WORD32 *sample_rate_layer, + UWORD32 *sample_freq_indx) { UWORD32 sbr_ratio_index = 0x0FF; *output_framelength = -1; @@ -151,7 +149,6 @@ UWORD32 ixheaacd_sbr_params(UWORD32 core_sbr_framelength_idx, *sample_freq_indx = ixheaacd_get_sample_freq_indx(*sample_rate_layer); - return sbr_ratio_index; } @@ -236,11 +233,9 @@ VOID ixheaacd_sbr_config(ia_bit_buf_struct *it_bit_buff, WORD32 ixheaacd_ext_element_config( ia_bit_buf_struct *it_bit_buff, - ia_usac_dec_element_config_struct *pstr_usac_element_config - , - UWORD8 *ptr_usac_ext_ele_payload, WORD32 *ptr_usac_ext_ele_payload_len - ,WORD32 *preroll_flag - ) { + ia_usac_dec_element_config_struct *pstr_usac_element_config, + UWORD8 *ptr_usac_ext_ele_payload, WORD32 *ptr_usac_ext_ele_payload_len, + WORD32 *preroll_flag) { UWORD32 usac_ext_element_type, usac_ext_element_config_length, flag; UWORD32 i; @@ -249,8 +244,7 @@ WORD32 ixheaacd_ext_element_config( ixheaacd_read_escape_value(it_bit_buff, &(usac_ext_element_config_length), 4, 8, 16); - if(usac_ext_element_config_length >= 768) - return -1; + if (usac_ext_element_config_length >= 768) return -1; flag = ixheaacd_read_bits_buf(it_bit_buff, 1); @@ -274,7 +268,7 @@ WORD32 ixheaacd_ext_element_config( case ID_EXT_ELE_FILL: break; case ID_EXT_ELE_AUDIOPREROLL: - *preroll_flag=1; + *preroll_flag = 1; break; case ID_EXT_ELE_UNI_DRC: for (i = 0; i < usac_ext_element_config_length; i++) { @@ -375,7 +369,7 @@ WORD32 ixheaacd_decoder_config( ixheaacd_read_escape_value( it_bit_buff, &(pstr_usac_decoder_config->num_elements), 4, 8, 16); pstr_usac_decoder_config->num_elements += 1; - pstr_usac_decoder_config->preroll_flag=0; + pstr_usac_decoder_config->preroll_flag = 0; if (pstr_usac_decoder_config->num_elements > USAC_MAX_ELEMENTS) { return -1; @@ -406,8 +400,8 @@ WORD32 ixheaacd_decoder_config( case ID_USAC_CPE: ixheaacd_cpe_config(it_bit_buff, pstr_usac_element_config, sbr_ratio_index); - if (pstr_usac_element_config->stereo_config_index > 1 && *chan <2) - return -1; + if (pstr_usac_element_config->stereo_config_index > 1 && *chan < 2) + return -1; break; @@ -419,12 +413,10 @@ WORD32 ixheaacd_decoder_config( case ID_USAC_EXT: err = ixheaacd_ext_element_config( - it_bit_buff, pstr_usac_element_config - , + it_bit_buff, pstr_usac_element_config, &pstr_usac_decoder_config->usac_ext_ele_payload_buf[elem_idx][0], - &pstr_usac_decoder_config->usac_ext_ele_payload_len[elem_idx] - ,&(pstr_usac_decoder_config->preroll_flag) - ); + &pstr_usac_decoder_config->usac_ext_ele_payload_len[elem_idx], + &(pstr_usac_decoder_config->preroll_flag)); if (pstr_usac_decoder_config->usac_ext_ele_payload_len[elem_idx] > 0) { pstr_usac_decoder_config->usac_ext_ele_payload_present[elem_idx] = 1; @@ -443,8 +435,7 @@ WORD32 ixheaacd_decoder_config( WORD32 ixheaacd_config_extension( ia_bit_buf_struct *it_bit_buff, - ia_usac_decoder_config_struct *pstr_usac_decoder_config - ) { + ia_usac_decoder_config_struct *pstr_usac_decoder_config) { UWORD32 i, j; UWORD32 num_config_extensions; UWORD32 usac_config_ext_type, usac_config_ext_len; @@ -539,15 +530,14 @@ WORD32 ixheaacd_config(ia_bit_buf_struct *it_bit_buff, err = ixheaacd_decoder_config( it_bit_buff, &(pstr_usac_conf->str_usac_dec_config), - ixheaacd_sbr_ratio(pstr_usac_conf->core_sbr_framelength_index),chan); + ixheaacd_sbr_ratio(pstr_usac_conf->core_sbr_framelength_index), chan); if (err != 0) return -1; tmp = ixheaacd_read_bits_buf(it_bit_buff, 1); if (tmp) { err = ixheaacd_config_extension(it_bit_buff, - &pstr_usac_conf->str_usac_dec_config - ); + &pstr_usac_conf->str_usac_dec_config); if (err != 0) return -1; } |