From 502adb6f1ff834cfc78c375ff74936bbc510b81d Mon Sep 17 00:00:00 2001 From: wrapper Date: Fri, 15 Aug 2025 10:48:46 +0700 Subject: [PATCH 01/11] align bits using codebook --- encoder/ixheaace_bitbuffer.h | 2 ++ encoder/ixheaace_bitbuffer_hp.c | 36 ++++++++++++++++++++++++++++++ encoder/ixheaace_write_bitstream.c | 3 +-- 3 files changed, 39 insertions(+), 2 deletions(-) diff --git a/encoder/ixheaace_bitbuffer.h b/encoder/ixheaace_bitbuffer.h index 8f0a6ff..e62e034 100644 --- a/encoder/ixheaace_bitbuffer.h +++ b/encoder/ixheaace_bitbuffer.h @@ -34,6 +34,7 @@ typedef struct { write bits to bitstream buffer => increment cnt_bits read bits from bitstream buffer => decrement cnt_bits */ WORD32 size; /* size of bitbuffer in bits */ + WORD32 padding_offset; /* padding data offset */ } ixheaace_bit_buf; /* Define pointer to bit buffer structure */ @@ -65,3 +66,4 @@ VOID ia_enhaacplus_enc_wind_bitbuffer_bidirectional(ixheaace_bit_buf_handle pstr WORD32 ia_enhaacplus_enc_get_bits_available(ixheaace_bit_buf_handle pstr_bit_buf_handle); UWORD32 ixheaace_byte_align_buffer(ixheaace_bit_buf_handle pstr_it_bit_buff); +UWORD32 ixheaace_byte_align_buffer_codebook(ixheaace_bit_buf_handle pstr_it_bit_buff); diff --git a/encoder/ixheaace_bitbuffer_hp.c b/encoder/ixheaace_bitbuffer_hp.c index f22b8c3..e9bf8dd 100644 --- a/encoder/ixheaace_bitbuffer_hp.c +++ b/encoder/ixheaace_bitbuffer_hp.c @@ -30,6 +30,13 @@ #include "ixheaace_bitbuffer.h" #include "ixheaace_common_utils.h" +const UWORD32 aac_pad_bits[22] = { + 0xB7A50050, 0xD62353EA, 0x7AA78655, 0xEAFB51ED, 0x313CA8E1, + 0x39A2E1BE, 0xD64272CE, 0xF2114960, 0x26B0CFCA, 0xAC02917B, 0xFC6EE713, + 0x43B0163C, 0x6302EBFA, 0x2F1E1F33, 0x26BA3B22, 0x8D0C7ABC, 0x7ECC65DF, + 0xD304FAEA, 0xB0BAF083, 0x78625459, 0xD45F869F, 0x0140D316 +}; + UWORD8 ixheaace_write_bits(ixheaace_bit_buf_handle pstr_bit_buf, UWORD32 write_value, UWORD8 num_bits_to_write) { @@ -93,4 +100,33 @@ UWORD32 ixheaace_byte_align_buffer(ixheaace_bit_buf_handle pstr_it_bit_buff) { return (8 - alignment); } return 0; +} + +WORD ixheaace_get_align_bits(ixheaace_bit_buf_handle pstr_it_bit_buff, WORD count) { + WORD temp = 0; + WORD padOffset; + WORD padBitOffset; + + while (count--) { + padOffset = pstr_it_bit_buff->padding_offset >> 5; + padBitOffset = pstr_it_bit_buff->padding_offset & 0x1f; + + temp <<= 1; + temp |= (aac_pad_bits[padOffset] >> (0x1f - padBitOffset)) & 1; + + pstr_it_bit_buff->padding_offset = (pstr_it_bit_buff->padding_offset + 1) % 0x2c0; + } + + return temp; +} + +UWORD32 ixheaace_byte_align_buffer_codebook(ixheaace_bit_buf_handle pstr_it_bit_buff) { + WORD alignment; + alignment = (WORD)((pstr_it_bit_buff->cnt_bits) & 0x07); + + if (alignment) { + ixheaace_write_bits(pstr_it_bit_buff, ixheaace_get_align_bits(pstr_it_bit_buff, (8 - alignment)), (UWORD8)(8 - alignment)); + return (8 - alignment); + } + return 0; } \ No newline at end of file diff --git a/encoder/ixheaace_write_bitstream.c b/encoder/ixheaace_write_bitstream.c index 9851f26..618eb5c 100644 --- a/encoder/ixheaace_write_bitstream.c +++ b/encoder/ixheaace_write_bitstream.c @@ -807,8 +807,7 @@ IA_ERRORCODE ia_enhaacplus_enc_write_bitstream( } /* byte alignement */ - ixheaace_write_bits(pstr_bit_stream_handle, 0, - (UWORD8)((8 - (pstr_bit_stream_handle->cnt_bits % 8)) % 8)); + ixheaace_byte_align_buffer_codebook(pstr_bit_stream_handle); } *glob_used_bits -= bit_markup; From 0c98de6d2ccb78c78a5e1cd8216d5a95b060bee9 Mon Sep 17 00:00:00 2001 From: wrapper Date: Fri, 15 Aug 2025 13:12:09 +0700 Subject: [PATCH 02/11] correct aot --- decoder/ixheaacd_api.c | 3 +++ decoder/ixheaacd_struct_def.h | 2 ++ 2 files changed, 5 insertions(+) diff --git a/decoder/ixheaacd_api.c b/decoder/ixheaacd_api.c index c4ae8e0..53cb371 100644 --- a/decoder/ixheaacd_api.c +++ b/decoder/ixheaacd_api.c @@ -940,6 +940,7 @@ IA_ERRORCODE ixheaacd_dec_api(pVOID p_ia_xheaac_dec_obj, WORD32 i_cmd, } else { *pui_value = p_obj_exhaacplus_dec->p_state_aac->audio_object_type; } + if (*pui_value == AOT_AAC_LC) *pui_value = p_obj_exhaacplus_dec->p_state_aac->init_sbr_flag ? (p_obj_exhaacplus_dec->p_state_aac->init_ps_flag ? AOT_PS : AOT_SBR) : AOT_AAC_LC; } else { *pui_value = AOT_AAC_LC; } @@ -2530,6 +2531,8 @@ IA_ERRORCODE ixheaacd_dec_init( p_obj_exhaacplus_dec->aac_config.ui_n_channels = num_channels_1; p_obj_exhaacplus_dec->aac_config.ui_samp_freq = sample_rate; p_state_enhaacplus_dec->ui_init_done = 1; + p_state_enhaacplus_dec->init_sbr_flag = sbr_present_flag; + p_state_enhaacplus_dec->init_ps_flag = p_obj_exhaacplus_dec->aac_config.ui_sbr_mode == 1; memcpy(it_bit_buff, &temp_bit_buff, sizeof(struct ia_bit_buf_struct)); diff --git a/decoder/ixheaacd_struct_def.h b/decoder/ixheaacd_struct_def.h index fea3b56..8518407 100644 --- a/decoder/ixheaacd_struct_def.h +++ b/decoder/ixheaacd_struct_def.h @@ -162,6 +162,8 @@ typedef struct ia_aac_dec_state_struct { UWORD32 ui_input_over; UWORD32 header_dec_done; WORD32 frame_counter; + WORD32 init_sbr_flag; + WORD32 init_ps_flag; ia_aac_decoder_struct *pstr_aac_dec_info[MAX_BS_ELEMENT]; UWORD32 ch_config; From f398a9836342e6d57ec7eb8e837936fa6796c25e Mon Sep 17 00:00:00 2001 From: wrapper Date: Fri, 15 Aug 2025 13:12:09 +0700 Subject: [PATCH 03/11] correct aot --- decoder/ixheaacd_api.c | 3 +++ decoder/ixheaacd_struct_def.h | 2 ++ 2 files changed, 5 insertions(+) diff --git a/decoder/ixheaacd_api.c b/decoder/ixheaacd_api.c index c4ae8e0..53cb371 100644 --- a/decoder/ixheaacd_api.c +++ b/decoder/ixheaacd_api.c @@ -940,6 +940,7 @@ IA_ERRORCODE ixheaacd_dec_api(pVOID p_ia_xheaac_dec_obj, WORD32 i_cmd, } else { *pui_value = p_obj_exhaacplus_dec->p_state_aac->audio_object_type; } + if (*pui_value == AOT_AAC_LC) *pui_value = p_obj_exhaacplus_dec->p_state_aac->init_sbr_flag ? (p_obj_exhaacplus_dec->p_state_aac->init_ps_flag ? AOT_PS : AOT_SBR) : AOT_AAC_LC; } else { *pui_value = AOT_AAC_LC; } @@ -2530,6 +2531,8 @@ IA_ERRORCODE ixheaacd_dec_init( p_obj_exhaacplus_dec->aac_config.ui_n_channels = num_channels_1; p_obj_exhaacplus_dec->aac_config.ui_samp_freq = sample_rate; p_state_enhaacplus_dec->ui_init_done = 1; + p_state_enhaacplus_dec->init_sbr_flag = sbr_present_flag; + p_state_enhaacplus_dec->init_ps_flag = p_obj_exhaacplus_dec->aac_config.ui_sbr_mode == 1; memcpy(it_bit_buff, &temp_bit_buff, sizeof(struct ia_bit_buf_struct)); diff --git a/decoder/ixheaacd_struct_def.h b/decoder/ixheaacd_struct_def.h index fea3b56..8518407 100644 --- a/decoder/ixheaacd_struct_def.h +++ b/decoder/ixheaacd_struct_def.h @@ -162,6 +162,8 @@ typedef struct ia_aac_dec_state_struct { UWORD32 ui_input_over; UWORD32 header_dec_done; WORD32 frame_counter; + WORD32 init_sbr_flag; + WORD32 init_ps_flag; ia_aac_decoder_struct *pstr_aac_dec_info[MAX_BS_ELEMENT]; UWORD32 ch_config; From 90c8770efeb21a51f0707c13bfc6747b94333421 Mon Sep 17 00:00:00 2001 From: wrapper Date: Fri, 15 Aug 2025 14:13:18 +0700 Subject: [PATCH 04/11] fix aot detect --- decoder/ixheaacd_api.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/decoder/ixheaacd_api.c b/decoder/ixheaacd_api.c index 53cb371..2645d4a 100644 --- a/decoder/ixheaacd_api.c +++ b/decoder/ixheaacd_api.c @@ -2532,7 +2532,7 @@ IA_ERRORCODE ixheaacd_dec_init( p_obj_exhaacplus_dec->aac_config.ui_samp_freq = sample_rate; p_state_enhaacplus_dec->ui_init_done = 1; p_state_enhaacplus_dec->init_sbr_flag = sbr_present_flag; - p_state_enhaacplus_dec->init_ps_flag = p_obj_exhaacplus_dec->aac_config.ui_sbr_mode == 1; + p_state_enhaacplus_dec->init_ps_flag = p_obj_exhaacplus_dec->aac_config.ui_channel_mode == 1; memcpy(it_bit_buff, &temp_bit_buff, sizeof(struct ia_bit_buf_struct)); From 1feae4f6e0c884610b19feb65ae08c3497bb6caf Mon Sep 17 00:00:00 2001 From: wrapper Date: Fri, 15 Aug 2025 14:18:49 +0700 Subject: [PATCH 05/11] again --- decoder/ixheaacd_api.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/decoder/ixheaacd_api.c b/decoder/ixheaacd_api.c index 2645d4a..3504a10 100644 --- a/decoder/ixheaacd_api.c +++ b/decoder/ixheaacd_api.c @@ -2532,7 +2532,7 @@ IA_ERRORCODE ixheaacd_dec_init( p_obj_exhaacplus_dec->aac_config.ui_samp_freq = sample_rate; p_state_enhaacplus_dec->ui_init_done = 1; p_state_enhaacplus_dec->init_sbr_flag = sbr_present_flag; - p_state_enhaacplus_dec->init_ps_flag = p_obj_exhaacplus_dec->aac_config.ui_channel_mode == 1; + p_state_enhaacplus_dec->init_ps_flag = !p_obj_exhaacplus_dec->aac_config.ui_channel_mode; memcpy(it_bit_buff, &temp_bit_buff, sizeof(struct ia_bit_buf_struct)); From ce9ef54af5d08f4ffdde2b11b8436cdf4a73d076 Mon Sep 17 00:00:00 2001 From: wrapper Date: Fri, 22 Aug 2025 16:06:28 +0700 Subject: [PATCH 06/11] add downsampled frequency scaling --- encoder/ixheaace_sbr_freq_scaling.c | 38 +++++++++++++++++++++++++++++ encoder/ixheaace_sbr_freq_scaling.h | 4 +++ encoder/ixheaace_sbr_main.c | 13 ++++++++++ encoder/ixheaace_sbr_main.h | 2 ++ 4 files changed, 57 insertions(+) diff --git a/encoder/ixheaace_sbr_freq_scaling.c b/encoder/ixheaace_sbr_freq_scaling.c index 1f08fbd..3df4e07 100644 --- a/encoder/ixheaace_sbr_freq_scaling.c +++ b/encoder/ixheaace_sbr_freq_scaling.c @@ -371,6 +371,44 @@ ixheaace_get_sbr_start_freq_raw(WORD32 start_freq, WORD32 qmf_bands, WORD32 fs) return result; } +WORD32 ixheaace_get_sbr_stop_freq_raw(WORD32 stop_freq, WORD32 qmf_bands, WORD32 fs) { + WORD32 result; + + if (stop_freq < 0 || stop_freq > 13) { + return -1; + } + + result = ixheaace_get_stop_freq(fs, stop_freq); + + result = (result * fs / qmf_bands + 1) >> 1; + + return result; +} + +WORD32 ixheaace_get_downsampled_stop_freq(WORD32 stop_freq, WORD32 qmf_bands, WORD32 fs, + WORD32 start_freq, ixheaace_sr_mode sample_rate_mode, + WORD32 sbr_ratio_idx, ixheaace_sbr_codec_type sbr_codec) +{ + WORD32 new_stop_freq; + WORD32 stop_freq_downsampled = fs / 4; + WORD32 result; + WORD32 k0; + WORD32 k2; + + while (stop_freq && ixheaace_get_sbr_stop_freq_raw(stop_freq, qmf_bands, fs) > stop_freq_downsampled) { + stop_freq--; + } + + new_stop_freq = ixheaace_get_sbr_stop_freq_raw(stop_freq, qmf_bands, fs); + if (new_stop_freq > stop_freq_downsampled) return -1; + + result = ixheaace_find_start_and_stop_band(fs, qmf_bands / 2, start_freq, stop_freq, + sample_rate_mode, &k0, &k2, sbr_ratio_idx, sbr_codec); + if (result != IA_NO_ERROR) return -1; + + return stop_freq; +} + static WORD32 ixheaace_number_of_bands(WORD32 b_p_o, WORD32 start, WORD32 stop, FLOAT32 warp_fac) { WORD32 result = 0; diff --git a/encoder/ixheaace_sbr_freq_scaling.h b/encoder/ixheaace_sbr_freq_scaling.h index fe107e1..29e74b1 100644 --- a/encoder/ixheaace_sbr_freq_scaling.h +++ b/encoder/ixheaace_sbr_freq_scaling.h @@ -43,3 +43,7 @@ ixheaace_find_start_and_stop_band(const WORD32 sampling_freq, const WORD32 num_c ixheaace_sbr_codec_type sbr_codec); WORD32 ixheaace_get_sbr_start_freq_raw(WORD32 start_freq, WORD32 qmf_bands, WORD32 fs); +WORD32 ixheaace_get_sbr_stop_freq_raw(WORD32 stop_freq, WORD32 qmf_bands, WORD32 fs); +WORD32 ixheaace_get_downsampled_stop_freq(WORD32 stop_freq, WORD32 qmf_bands, WORD32 fs, + WORD32 start_freq, ixheaace_sr_mode sample_rate_mode, + WORD32 sbr_ratio_idx, ixheaace_sbr_codec_type sbr_codec); \ No newline at end of file diff --git a/encoder/ixheaace_sbr_main.c b/encoder/ixheaace_sbr_main.c index b8594e8..273446f 100644 --- a/encoder/ixheaace_sbr_main.c +++ b/encoder/ixheaace_sbr_main.c @@ -435,6 +435,7 @@ VOID ixheaace_adjust_sbr_settings(const ixheaace_pstr_sbr_cfg pstr_config, UWORD UWORD32 std_br, ixheaace_str_qmf_tabs *pstr_qmf_tab, WORD32 aot, WORD32 is_esbr_4_1) { FLAG table_found = IXHEAACE_TABLE_IDX_NOT_FOUND; + WORD32 downsample_stop; WORD32 idx_sr = 0; WORD32 idx_ch = 0; WORD32 idx_entry = 0; @@ -514,6 +515,16 @@ VOID ixheaace_adjust_sbr_settings(const ixheaace_pstr_sbr_cfg pstr_config, UWORD } } + if (pstr_config->is_single_rate) { + downsample_stop = ixheaace_get_downsampled_stop_freq(pstr_config->stop_freq, IXHEAACE_QMF_CHANNELS, fs_core, + pstr_config->start_freq, IXHEAACE_SINGLE_RATE, pstr_config->sbr_ratio_idx, + pstr_config->sbr_codec); + if (downsample_stop >= 0) { + pstr_config->is_single_rate_found = 1; + pstr_config->stop_freq = downsample_stop; + } + } + if (pstr_config->sbr_codec == ELD_SBR) { pstr_config->send_header_data_time = -1; if ((num_ch == NUM_CHANS_MONO) && (bit_rate <= 22000)) { @@ -597,6 +608,8 @@ VOID ixheaace_initialize_sbr_defaults(ixheaace_pstr_sbr_cfg pstr_config) { pstr_config->sbr_harmonic = 0; pstr_config->sbr_ratio_idx = 0; // NO_SBR pstr_config->use_low_freq_res = 0; + pstr_config->is_single_rate = 0; + pstr_config->is_single_rate_found = 0; } static IA_ERRORCODE ia_enhaacplus_enc_update_freq_band_tab( diff --git a/encoder/ixheaace_sbr_main.h b/encoder/ixheaace_sbr_main.h index f84dccd..9456ca9 100644 --- a/encoder/ixheaace_sbr_main.h +++ b/encoder/ixheaace_sbr_main.h @@ -85,6 +85,8 @@ typedef struct ixheaace_str_sbr_cfg { WORD32 hq_esbr; ixheaace_sbr_codec_type sbr_codec; WORD32 use_low_freq_res; + WORD32 is_single_rate; + WORD32 is_single_rate_found; } ixheaace_str_sbr_cfg, *ixheaace_pstr_sbr_cfg; typedef struct ixheaace_str_sbr_enc *ixheaace_pstr_sbr_enc; From c10720f05ddcff8022bf61df5ab0283be9dcdda1 Mon Sep 17 00:00:00 2001 From: wrapper Date: Fri, 22 Aug 2025 19:34:35 +0700 Subject: [PATCH 07/11] Revert "add downsampled frequency scaling" This reverts commit ce9ef54af5d08f4ffdde2b11b8436cdf4a73d076. --- encoder/ixheaace_sbr_freq_scaling.c | 38 ----------------------------- encoder/ixheaace_sbr_freq_scaling.h | 4 --- encoder/ixheaace_sbr_main.c | 13 ---------- encoder/ixheaace_sbr_main.h | 2 -- 4 files changed, 57 deletions(-) diff --git a/encoder/ixheaace_sbr_freq_scaling.c b/encoder/ixheaace_sbr_freq_scaling.c index 3df4e07..1f08fbd 100644 --- a/encoder/ixheaace_sbr_freq_scaling.c +++ b/encoder/ixheaace_sbr_freq_scaling.c @@ -371,44 +371,6 @@ ixheaace_get_sbr_start_freq_raw(WORD32 start_freq, WORD32 qmf_bands, WORD32 fs) return result; } -WORD32 ixheaace_get_sbr_stop_freq_raw(WORD32 stop_freq, WORD32 qmf_bands, WORD32 fs) { - WORD32 result; - - if (stop_freq < 0 || stop_freq > 13) { - return -1; - } - - result = ixheaace_get_stop_freq(fs, stop_freq); - - result = (result * fs / qmf_bands + 1) >> 1; - - return result; -} - -WORD32 ixheaace_get_downsampled_stop_freq(WORD32 stop_freq, WORD32 qmf_bands, WORD32 fs, - WORD32 start_freq, ixheaace_sr_mode sample_rate_mode, - WORD32 sbr_ratio_idx, ixheaace_sbr_codec_type sbr_codec) -{ - WORD32 new_stop_freq; - WORD32 stop_freq_downsampled = fs / 4; - WORD32 result; - WORD32 k0; - WORD32 k2; - - while (stop_freq && ixheaace_get_sbr_stop_freq_raw(stop_freq, qmf_bands, fs) > stop_freq_downsampled) { - stop_freq--; - } - - new_stop_freq = ixheaace_get_sbr_stop_freq_raw(stop_freq, qmf_bands, fs); - if (new_stop_freq > stop_freq_downsampled) return -1; - - result = ixheaace_find_start_and_stop_band(fs, qmf_bands / 2, start_freq, stop_freq, - sample_rate_mode, &k0, &k2, sbr_ratio_idx, sbr_codec); - if (result != IA_NO_ERROR) return -1; - - return stop_freq; -} - static WORD32 ixheaace_number_of_bands(WORD32 b_p_o, WORD32 start, WORD32 stop, FLOAT32 warp_fac) { WORD32 result = 0; diff --git a/encoder/ixheaace_sbr_freq_scaling.h b/encoder/ixheaace_sbr_freq_scaling.h index 29e74b1..fe107e1 100644 --- a/encoder/ixheaace_sbr_freq_scaling.h +++ b/encoder/ixheaace_sbr_freq_scaling.h @@ -43,7 +43,3 @@ ixheaace_find_start_and_stop_band(const WORD32 sampling_freq, const WORD32 num_c ixheaace_sbr_codec_type sbr_codec); WORD32 ixheaace_get_sbr_start_freq_raw(WORD32 start_freq, WORD32 qmf_bands, WORD32 fs); -WORD32 ixheaace_get_sbr_stop_freq_raw(WORD32 stop_freq, WORD32 qmf_bands, WORD32 fs); -WORD32 ixheaace_get_downsampled_stop_freq(WORD32 stop_freq, WORD32 qmf_bands, WORD32 fs, - WORD32 start_freq, ixheaace_sr_mode sample_rate_mode, - WORD32 sbr_ratio_idx, ixheaace_sbr_codec_type sbr_codec); \ No newline at end of file diff --git a/encoder/ixheaace_sbr_main.c b/encoder/ixheaace_sbr_main.c index 273446f..b8594e8 100644 --- a/encoder/ixheaace_sbr_main.c +++ b/encoder/ixheaace_sbr_main.c @@ -435,7 +435,6 @@ VOID ixheaace_adjust_sbr_settings(const ixheaace_pstr_sbr_cfg pstr_config, UWORD UWORD32 std_br, ixheaace_str_qmf_tabs *pstr_qmf_tab, WORD32 aot, WORD32 is_esbr_4_1) { FLAG table_found = IXHEAACE_TABLE_IDX_NOT_FOUND; - WORD32 downsample_stop; WORD32 idx_sr = 0; WORD32 idx_ch = 0; WORD32 idx_entry = 0; @@ -515,16 +514,6 @@ VOID ixheaace_adjust_sbr_settings(const ixheaace_pstr_sbr_cfg pstr_config, UWORD } } - if (pstr_config->is_single_rate) { - downsample_stop = ixheaace_get_downsampled_stop_freq(pstr_config->stop_freq, IXHEAACE_QMF_CHANNELS, fs_core, - pstr_config->start_freq, IXHEAACE_SINGLE_RATE, pstr_config->sbr_ratio_idx, - pstr_config->sbr_codec); - if (downsample_stop >= 0) { - pstr_config->is_single_rate_found = 1; - pstr_config->stop_freq = downsample_stop; - } - } - if (pstr_config->sbr_codec == ELD_SBR) { pstr_config->send_header_data_time = -1; if ((num_ch == NUM_CHANS_MONO) && (bit_rate <= 22000)) { @@ -608,8 +597,6 @@ VOID ixheaace_initialize_sbr_defaults(ixheaace_pstr_sbr_cfg pstr_config) { pstr_config->sbr_harmonic = 0; pstr_config->sbr_ratio_idx = 0; // NO_SBR pstr_config->use_low_freq_res = 0; - pstr_config->is_single_rate = 0; - pstr_config->is_single_rate_found = 0; } static IA_ERRORCODE ia_enhaacplus_enc_update_freq_band_tab( diff --git a/encoder/ixheaace_sbr_main.h b/encoder/ixheaace_sbr_main.h index 9456ca9..f84dccd 100644 --- a/encoder/ixheaace_sbr_main.h +++ b/encoder/ixheaace_sbr_main.h @@ -85,8 +85,6 @@ typedef struct ixheaace_str_sbr_cfg { WORD32 hq_esbr; ixheaace_sbr_codec_type sbr_codec; WORD32 use_low_freq_res; - WORD32 is_single_rate; - WORD32 is_single_rate_found; } ixheaace_str_sbr_cfg, *ixheaace_pstr_sbr_cfg; typedef struct ixheaace_str_sbr_enc *ixheaace_pstr_sbr_enc; From e33d5a718e134f8014cc6e4bb82ffc8c13d5ab2f Mon Sep 17 00:00:00 2001 From: wrapper Date: Fri, 22 Aug 2025 19:35:23 +0700 Subject: [PATCH 08/11] make dual rate unlikely --- encoder/ixheaace_sbr_main.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/encoder/ixheaace_sbr_main.c b/encoder/ixheaace_sbr_main.c index b8594e8..f67cbad 100644 --- a/encoder/ixheaace_sbr_main.c +++ b/encoder/ixheaace_sbr_main.c @@ -967,7 +967,7 @@ ixheaace_env_open(ixheaace_pstr_sbr_enc *pstr_env_encoder, ixheaace_pstr_sbr_cfg pstr_env_enc->str_sbr_cfg.stereo_mode = (params->codec_settings.num_channels == 2) ? params->stereo_mode : IXHEAACE_SBR_MODE_MONO; - if (params->codec_settings.sample_freq <= 24000 || !params->is_ld_sbr) { + if (0) { pstr_env_enc->str_sbr_hdr.sample_rate_mode = IXHEAACE_DUAL_RATE; if (params->sbr_codec == USAC_SBR) { pstr_env_enc->str_sbr_cfg.sample_freq = 2 * params->codec_settings.sample_freq; From 29b7a4eb4c532f37e41e26c86d5f9d16ae05d9c3 Mon Sep 17 00:00:00 2001 From: wrapper Date: Fri, 22 Aug 2025 19:48:17 +0700 Subject: [PATCH 09/11] fix --- encoder/ixheaace_sbr_main.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/encoder/ixheaace_sbr_main.c b/encoder/ixheaace_sbr_main.c index f67cbad..62928da 100644 --- a/encoder/ixheaace_sbr_main.c +++ b/encoder/ixheaace_sbr_main.c @@ -967,7 +967,7 @@ ixheaace_env_open(ixheaace_pstr_sbr_enc *pstr_env_encoder, ixheaace_pstr_sbr_cfg pstr_env_enc->str_sbr_cfg.stereo_mode = (params->codec_settings.num_channels == 2) ? params->stereo_mode : IXHEAACE_SBR_MODE_MONO; - if (0) { + if (1) { pstr_env_enc->str_sbr_hdr.sample_rate_mode = IXHEAACE_DUAL_RATE; if (params->sbr_codec == USAC_SBR) { pstr_env_enc->str_sbr_cfg.sample_freq = 2 * params->codec_settings.sample_freq; From d2211d963d3b1827c00580be94f6684ebc8de2d0 Mon Sep 17 00:00:00 2001 From: wrapper Date: Sun, 24 Aug 2025 09:14:50 +0700 Subject: [PATCH 10/11] retweak --- encoder/ixheaace_sbr_rom.c | 144 ++++++++++++++----------------------- 1 file changed, 53 insertions(+), 91 deletions(-) diff --git a/encoder/ixheaace_sbr_rom.c b/encoder/ixheaace_sbr_rom.c index 576b3bc..0a739ed 100644 --- a/encoder/ixheaace_sbr_rom.c +++ b/encoder/ixheaace_sbr_rom.c @@ -744,7 +744,7 @@ const ixheaace_str_qmf_tabs ixheaace_qmf_tab = { }, #else {{{ - /*** 8000hz 1ch ***/ + /*** 8000hz 1ch SBR_AAC ***/ {8000, 10000, {7, 11}, 3, {1, 0, 6}, IXHEAACE_SBR_MODE_MONO}, {10000, 12000, {11, 13}, 3, {1, 0, 6}, IXHEAACE_SBR_MODE_MONO}, {12000, 16000, {14, 13}, 3, {1, 0, 6}, IXHEAACE_SBR_MODE_MONO}, @@ -753,7 +753,7 @@ const ixheaace_str_qmf_tabs ixheaace_qmf_tab = { {32000, 48001, {14, 15}, 2, {2, 0, 3}, IXHEAACE_SBR_MODE_MONO}, {0}}, { - /*** 8000hz 2ch ***/ + /*** 8000hz 2ch SBR_AAC ***/ {16000, 24000, {6, 9}, 3, {1, 0, -3}, IXHEAACE_SBR_MODE_SWITCH_LRC}, {24000, 28000, {9, 11}, 3, {1, 0, -3}, IXHEAACE_SBR_MODE_SWITCH_LRC}, {28000, 36000, {11, 11}, 2, {2, 0, -3}, IXHEAACE_SBR_MODE_SWITCH_LRC}, @@ -765,7 +765,7 @@ const ixheaace_str_qmf_tabs ixheaace_qmf_tab = { {0}}}, {{ - /*** 11025hz 1ch ***/ + /*** 11025hz 1ch SBR_AAC ***/ {8000, 10000, {5, 6}, 3, {1, 0, 6}, IXHEAACE_SBR_MODE_MONO}, {10000, 12000, {8, 12}, 3, {1, 0, 6}, IXHEAACE_SBR_MODE_MONO}, {12000, 16000, {12, 13}, 3, {1, 0, 6}, IXHEAACE_SBR_MODE_MONO}, @@ -773,10 +773,10 @@ const ixheaace_str_qmf_tabs ixheaace_qmf_tab = { {20000, 24000, {13, 13}, 3, {1, 0, 6}, IXHEAACE_SBR_MODE_MONO}, {24000, 32000, {14, 14}, 2, {2, 0, 3}, IXHEAACE_SBR_MODE_MONO}, {32000, 48000, {15, 15}, 2, {2, 0, 3}, IXHEAACE_SBR_MODE_MONO}, - {48000, 64001, {15, 15}, 1, {2, 0, 3}, IXHEAACE_SBR_MODE_MONO}, + {48000, 66001, {15, 15}, 1, {2, 0, 3}, IXHEAACE_SBR_MODE_MONO}, {0}}, { - /*** 11025hz 2ch ***/ + /*** 11025hz 2ch SBR_AAC ***/ {16000, 24000, {7, 9}, 3, {1, 0, -3}, IXHEAACE_SBR_MODE_SWITCH_LRC}, {24000, 28000, {10, 10}, 3, {1, 0, -3}, IXHEAACE_SBR_MODE_SWITCH_LRC}, {28000, 36000, {12, 12}, 2, {2, 0, -3}, IXHEAACE_SBR_MODE_SWITCH_LRC}, @@ -784,11 +784,11 @@ const ixheaace_str_qmf_tabs ixheaace_qmf_tab = { {44000, 52000, {14, 13}, 2, {2, 0, -3}, IXHEAACE_SBR_MODE_SWITCH_LRC}, {52000, 60000, {15, 13}, 1, {3, 0, -3}, IXHEAACE_SBR_MODE_SWITCH_LRC}, {60000, 76000, {15, 13}, 1, {3, 0, -3}, IXHEAACE_SBR_MODE_LEFT_RIGHT}, - {76000, 128001, {15, 13}, 1, {3, 0, -3}, IXHEAACE_SBR_MODE_LEFT_RIGHT}, + {76000, 132301, {15, 13}, 1, {3, 0, -3}, IXHEAACE_SBR_MODE_LEFT_RIGHT}, {0}}}, {{ - /*** 12000hz 1ch ***/ + /*** 12000hz 1ch SBR_AAC ***/ {8000, 10000, {4, 6}, 3, {1, 0, 6}, IXHEAACE_SBR_MODE_MONO}, {10000, 12000, {7, 11}, 3, {1, 0, 6}, IXHEAACE_SBR_MODE_MONO}, {12000, 16000, {11, 12}, 3, {1, 0, 6}, IXHEAACE_SBR_MODE_MONO}, @@ -796,10 +796,10 @@ const ixheaace_str_qmf_tabs ixheaace_qmf_tab = { {20000, 24000, {12, 12}, 3, {1, 0, 6}, IXHEAACE_SBR_MODE_MONO}, {24000, 32000, {13, 13}, 2, {2, 0, 3}, IXHEAACE_SBR_MODE_MONO}, {32000, 48000, {14, 14}, 2, {2, 0, 3}, IXHEAACE_SBR_MODE_MONO}, - {48000, 64001, {15, 15}, 1, {2, 0, 3}, IXHEAACE_SBR_MODE_MONO}, + {48000, 72001, {15, 15}, 1, {2, 0, 3}, IXHEAACE_SBR_MODE_MONO}, {0}}, { - /*** 12000hz 2ch ***/ + /*** 12000hz 2ch SBR_AAC ***/ {16000, 24000, {6, 9}, 3, {1, 0, -3}, IXHEAACE_SBR_MODE_SWITCH_LRC}, {24000, 28000, {9, 10}, 3, {1, 0, -3}, IXHEAACE_SBR_MODE_SWITCH_LRC}, {28000, 36000, {11, 12}, 2, {2, 0, -3}, IXHEAACE_SBR_MODE_SWITCH_LRC}, @@ -807,11 +807,11 @@ const ixheaace_str_qmf_tabs ixheaace_qmf_tab = { {44000, 52000, {13, 13}, 2, {2, 0, -3}, IXHEAACE_SBR_MODE_SWITCH_LRC}, {52000, 60000, {14, 13}, 1, {3, 0, -3}, IXHEAACE_SBR_MODE_SWITCH_LRC}, {60000, 76000, {15, 13}, 1, {3, 0, -3}, IXHEAACE_SBR_MODE_LEFT_RIGHT}, - {76000, 128001, {15, 13}, 1, {3, 0, -3}, IXHEAACE_SBR_MODE_LEFT_RIGHT}, + {76000, 144001, {15, 13}, 1, {3, 0, -3}, IXHEAACE_SBR_MODE_LEFT_RIGHT}, {0}}}, {{ - /*** 16000hz 1ch ***/ + /*** 16000hz 1ch SBR_AAC ***/ {6000, 8000, {0, 0}, 3, {1, 0, 6}, IXHEAACE_SBR_MODE_MONO}, {8000, 10000, {1, 0}, 3, {1, 0, 6}, IXHEAACE_SBR_MODE_MONO}, {10000, 12000, {2, 6}, 3, {1, 0, 6}, IXHEAACE_SBR_MODE_MONO}, @@ -821,10 +821,10 @@ const ixheaace_str_qmf_tabs ixheaace_qmf_tab = { {22000, 28000, {10, 12}, 2, {2, 0, 6}, IXHEAACE_SBR_MODE_MONO}, {28000, 36000, {12, 13}, 2, {2, 0, 3}, IXHEAACE_SBR_MODE_MONO}, {36000, 44000, {14, 13}, 1, {2, 0, 3}, IXHEAACE_SBR_MODE_MONO}, - {44000, 64001, {15, 13}, 1, {2, 0, 3}, IXHEAACE_SBR_MODE_MONO}, + {44000, 96001, {15, 13}, 1, {2, 0, 3}, IXHEAACE_SBR_MODE_MONO}, {0}}, { - /*** 16000hz 2ch ***/ + /*** 16000hz 2ch SBR_AAC ***/ {16000, 24000, {4, 1}, 3, {1, 0, -3}, IXHEAACE_SBR_MODE_SWITCH_LRC}, {24000, 28000, {8, 10}, 3, {1, 0, -3}, IXHEAACE_SBR_MODE_SWITCH_LRC}, {28000, 36000, {10, 12}, 2, {2, 0, -3}, IXHEAACE_SBR_MODE_SWITCH_LRC}, @@ -832,11 +832,11 @@ const ixheaace_str_qmf_tabs ixheaace_qmf_tab = { {44000, 52000, {15, 13}, 2, {2, 0, -3}, IXHEAACE_SBR_MODE_SWITCH_LRC}, {52000, 60000, {15, 13}, 1, {3, 0, -3}, IXHEAACE_SBR_MODE_SWITCH_LRC}, {60000, 76000, {15, 13}, 1, {3, 0, -3}, IXHEAACE_SBR_MODE_LEFT_RIGHT}, - {76000, 128001, {15, 13}, 1, {3, 0, -3}, IXHEAACE_SBR_MODE_LEFT_RIGHT}, + {76000, 192001, {15, 13}, 1, {3, 0, -3}, IXHEAACE_SBR_MODE_LEFT_RIGHT}, {0}}}, {{ - /*** 22050hz 1ch ***/ + /*** 22050hz 1ch SBR_AAC ***/ {8000, 11369, {1, 1}, 3, {1, 0, 6}, IXHEAACE_SBR_MODE_MONO}, {11369, 16000, {3, 4}, 3, {1, 0, 6}, IXHEAACE_SBR_MODE_MONO}, {16000, 18000, {3, 5}, 3, {1, 0, 6}, IXHEAACE_SBR_MODE_MONO}, @@ -844,12 +844,10 @@ const ixheaace_str_qmf_tabs ixheaace_qmf_tab = { {22000, 28000, {7, 8}, 2, {2, 0, 6}, IXHEAACE_SBR_MODE_MONO}, {28000, 36000, {10, 9}, 2, {2, 0, 3}, IXHEAACE_SBR_MODE_MONO}, {36000, 44000, {11, 10}, 1, {2, 0, 3}, IXHEAACE_SBR_MODE_MONO}, - {44000, 52000, {13, 11}, 1, {2, 0, 0}, IXHEAACE_SBR_MODE_MONO}, - {52000, 68000, {14, 12}, 1, {3, 0, -3}, IXHEAACE_SBR_MODE_MONO}, - {68000, 96001, {14, 12}, 1, {3, 0, -3}, IXHEAACE_SBR_MODE_MONO}, + {44000, 132151, {13, 12}, 1, {2, 0, 3}, IXHEAACE_SBR_MODE_MONO}, {0}}, { - /*** 22050hz 2ch ***/ + /*** 22050hz 2ch SBR_AAC ***/ {16000, 24000, {2, 1}, 3, {1, 0, -3}, IXHEAACE_SBR_MODE_SWITCH_LRC}, {24000, 28000, {5, 6}, 3, {1, 0, -3}, IXHEAACE_SBR_MODE_SWITCH_LRC}, {28000, 32000, {5, 8}, 2, {2, 0, -3}, IXHEAACE_SBR_MODE_SWITCH_LRC}, @@ -858,11 +856,11 @@ const ixheaace_str_qmf_tabs ixheaace_qmf_tab = { {44000, 52000, {12, 9}, 2, {3, 0, -3}, IXHEAACE_SBR_MODE_SWITCH_LRC}, {52000, 60000, {13, 10}, 1, {3, 0, -3}, IXHEAACE_SBR_MODE_SWITCH_LRC}, {60000, 101000, {14, 12}, 1, {3, 0, -3}, IXHEAACE_SBR_MODE_LEFT_RIGHT}, - {101000, 128001, {15, 12}, 1, {3, 0, -3}, IXHEAACE_SBR_MODE_LEFT_RIGHT}, + {101000, 264601, {15, 12}, 1, {3, 0, -3}, IXHEAACE_SBR_MODE_LEFT_RIGHT}, {0}}}, {{ - /*** 24000hz 1ch ***/ + /*** 24000hz 1ch SBR_AAC ***/ {8000, 12000, {1, 1}, 3, {1, 0, 6}, IXHEAACE_SBR_MODE_MONO}, {12000, 16000, {3, 4}, 3, {1, 0, 6}, IXHEAACE_SBR_MODE_MONO}, {16000, 18000, {3, 5}, 3, {1, 0, 6}, IXHEAACE_SBR_MODE_MONO}, @@ -870,12 +868,10 @@ const ixheaace_str_qmf_tabs ixheaace_qmf_tab = { {22000, 28000, {7, 8}, 2, {2, 0, 6}, IXHEAACE_SBR_MODE_MONO}, {28000, 36000, {10, 9}, 2, {2, 0, 3}, IXHEAACE_SBR_MODE_MONO}, {36000, 44000, {11, 10}, 1, {2, 0, 3}, IXHEAACE_SBR_MODE_MONO}, - {44000, 52000, {13, 11}, 1, {3, 0, 0}, IXHEAACE_SBR_MODE_MONO}, - {52000, 68000, {15, 11}, 1, {3, 0, -3}, IXHEAACE_SBR_MODE_MONO}, - {68000, 96001, {15, 12}, 1, {3, 0, -3}, IXHEAACE_SBR_MODE_MONO}, + {44000, 144001, {13, 11}, 1, {2, 0, 3}, IXHEAACE_SBR_MODE_MONO}, {0}}, { - /*** 24000hz 2ch ***/ + /*** 24000hz 2ch SBR_AAC ***/ {16000, 24000, {2, 1}, 3, {1, 0, -3}, IXHEAACE_SBR_MODE_SWITCH_LRC}, {24000, 28000, {5, 6}, 3, {1, 0, -3}, IXHEAACE_SBR_MODE_SWITCH_LRC}, {28000, 36000, {7, 8}, 2, {2, 0, -3}, IXHEAACE_SBR_MODE_SWITCH_LRC}, @@ -883,92 +879,58 @@ const ixheaace_str_qmf_tabs ixheaace_qmf_tab = { {44000, 52000, {12, 9}, 2, {3, 0, -3}, IXHEAACE_SBR_MODE_SWITCH_LRC}, {52000, 60000, {13, 10}, 1, {3, 0, -3}, IXHEAACE_SBR_MODE_SWITCH_LRC}, {60000, 76000, {14, 12}, 1, {3, 0, -3}, IXHEAACE_SBR_MODE_LEFT_RIGHT}, - {76000, 128001, {15, 12}, 1, {3, 0, -3}, IXHEAACE_SBR_MODE_LEFT_RIGHT}, + {76000, 288001, {15, 12}, 1, {3, 0, -3}, IXHEAACE_SBR_MODE_LEFT_RIGHT}, {0}}}, {{ - /*** 32000hz 1ch ***/ + /*** 32000hz 1ch SBR_AAC ***/ {24000, 36000, {4, 4}, 3, {2, 0, 3}, IXHEAACE_SBR_MODE_MONO}, {36000, 60000, {7, 6}, 2, {2, 0, 3}, IXHEAACE_SBR_MODE_MONO}, {60000, 72000, {9, 8}, 1, {2, 0, 3}, IXHEAACE_SBR_MODE_MONO}, {72000, 100000, {11, 10}, 1, {2, 0, 3}, IXHEAACE_SBR_MODE_MONO}, - {100000, 160001, {13, 11}, 1, {2, 0, 3}, IXHEAACE_SBR_MODE_MONO}, + {100000, 192001, {13, 11}, 1, {2, 0, 3}, IXHEAACE_SBR_MODE_MONO}, {0}}, { - /*** 32000hz 2ch ***/ + /*** 32000hz 2ch SBR_AAC ***/ {32000, 60000, {4, 4}, 3, {2, 0, -3}, IXHEAACE_SBR_MODE_SWITCH_LRC}, - {60000, 80000, {11, 6}, 2, {3, 0, -3}, IXHEAACE_SBR_MODE_SWITCH_LRC}, - {80000, 112000, {12, 8}, 1, {3, 0, -3}, IXHEAACE_SBR_MODE_LEFT_RIGHT}, - {112000, 144000, {13, 10}, 1, {3, 0, -3}, IXHEAACE_SBR_MODE_LEFT_RIGHT}, - {144000, 256001, {13, 11}, 1, {3, 0, -3}, IXHEAACE_SBR_MODE_LEFT_RIGHT}, + {60000, 80000, {7, 6}, 2, {3, 0, -3}, IXHEAACE_SBR_MODE_SWITCH_LRC}, + {80000, 112000, {9, 8}, 1, {3, 0, -3}, IXHEAACE_SBR_MODE_LEFT_RIGHT}, + {112000, 144000, {11, 10}, 1, {3, 0, -3}, IXHEAACE_SBR_MODE_LEFT_RIGHT}, + {144000, 384001, {13, 11}, 1, {3, 0, -3}, IXHEAACE_SBR_MODE_LEFT_RIGHT}, {0}}}, {{ - /*** 44100hz 1ch ***/ - {12000, 16000, {0, 0}, 0, {2, 0, 3}, IXHEAACE_SBR_MODE_MONO}, - {16000, 22000, {1, 1}, 0, {2, 0, 3}, IXHEAACE_SBR_MODE_MONO}, - {22000, 30000, {2, 3}, 0, {2, 0, 3}, IXHEAACE_SBR_MODE_MONO}, - {30000, 36000, {4, 4}, 0, {2, 0, 3}, IXHEAACE_SBR_MODE_MONO}, - {36000, 40000, {5, 4}, 0, {2, 0, 3}, IXHEAACE_SBR_MODE_MONO}, - {40000, 48000, {6, 5}, 0, {2, 0, 3}, IXHEAACE_SBR_MODE_MONO}, - {48000, 60000, {7, 6}, 1, {3, 0, 3}, IXHEAACE_SBR_MODE_MONO}, - {60000, 72000, {9, 6}, 1, {3, 0, 0}, IXHEAACE_SBR_MODE_MONO}, - {72000, 88000, {10, 8}, 1, {3, 0, -3}, IXHEAACE_SBR_MODE_MONO}, - {88000, 160001, {12, 9}, 1, {3, 0, -3}, IXHEAACE_SBR_MODE_MONO}, - {160001, 288001, {13, 12}, 1, {3, 0, -3}, IXHEAACE_SBR_MODE_MONO}, + /*** 44100hz 1ch SBR_AAC ***/ + {24000, 36000, {4, 4}, 3, {2, 0, 3}, IXHEAACE_SBR_MODE_MONO}, + {36000, 60000, {7, 6}, 2, {2, 0, 3}, IXHEAACE_SBR_MODE_MONO}, + {60000, 72000, {9, 8}, 1, {2, 0, 3}, IXHEAACE_SBR_MODE_MONO}, + {72000, 100000, {11, 10}, 1, {2, 0, 3}, IXHEAACE_SBR_MODE_MONO}, + {100000, 264601, {13, 11}, 1, {2, 0, 3}, IXHEAACE_SBR_MODE_MONO}, {0}}, { - /*** 44100hz 2ch ***/ - {12000, 16000, {0, 0}, 0, {2, 0, -3}, IXHEAACE_SBR_MODE_SWITCH_LRC}, - {16000, 22000, {1, 0}, 0, {2, 0, -3}, IXHEAACE_SBR_MODE_SWITCH_LRC}, - {22000, 26000, {2, 1}, 0, {3, 0, -3}, IXHEAACE_SBR_MODE_LEFT_RIGHT}, - {26000, 30000, {3, 3}, 0, {3, 0, -3}, IXHEAACE_SBR_MODE_LEFT_RIGHT}, - {30000, 34000, {3, 3}, 0, {3, 0, -3}, IXHEAACE_SBR_MODE_LEFT_RIGHT}, - {34000, 38000, {4, 4}, 0, {3, 0, -3}, IXHEAACE_SBR_MODE_LEFT_RIGHT}, - {38000, 44000, {5, 4}, 0, {3, 0, -3}, IXHEAACE_SBR_MODE_LEFT_RIGHT}, - {44000, 52000, {6, 4}, 0, {3, 0, -3}, IXHEAACE_SBR_MODE_LEFT_RIGHT}, - {52000, 60000, {8, 5}, 2, {3, 0, -3}, IXHEAACE_SBR_MODE_LEFT_RIGHT}, - {60000, 68000, {9, 6}, 2, {3, 0, -3}, IXHEAACE_SBR_MODE_LEFT_RIGHT}, - {68000, 76000, {10, 6}, 2, {3, 0, -3}, IXHEAACE_SBR_MODE_LEFT_RIGHT}, - {76000, 90000, {11, 7}, 1, {3, 0, -3}, IXHEAACE_SBR_MODE_LEFT_RIGHT}, - {90000, 112000, {11, 8}, 1, {3, 0, -3}, IXHEAACE_SBR_MODE_LEFT_RIGHT}, - {112000, 132000, {12, 9}, 1, {3, 0, -3}, IXHEAACE_SBR_MODE_LEFT_RIGHT}, - {132000, 180000, {13, 11}, 1, {3, 0, -3}, IXHEAACE_SBR_MODE_LEFT_RIGHT}, - {180000, 288001, {15, 12}, 1, {3, 0, -3}, IXHEAACE_SBR_MODE_LEFT_RIGHT}, + /*** 44100hz 2ch SBR_AAC ***/ + {32000, 60000, {4, 4}, 3, {2, 0, -3}, IXHEAACE_SBR_MODE_SWITCH_LRC}, + {60000, 80000, {7, 6}, 2, {3, 0, -3}, IXHEAACE_SBR_MODE_SWITCH_LRC}, + {80000, 112000, {9, 8}, 1, {3, 0, -3}, IXHEAACE_SBR_MODE_LEFT_RIGHT}, + {112000, 144000, {11, 10}, 1, {3, 0, -3}, IXHEAACE_SBR_MODE_LEFT_RIGHT}, + {144000, 529201, {13, 11}, 1, {3, 0, -3}, IXHEAACE_SBR_MODE_LEFT_RIGHT}, {0}}}, {{ - /*** 48000hz 1ch ***/ - {12000, 16000, {0, 0}, 0, {2, 0, 3}, IXHEAACE_SBR_MODE_MONO}, - {16000, 22000, {1, 1}, 0, {2, 0, 3}, IXHEAACE_SBR_MODE_MONO}, - {22000, 30000, {2, 3}, 0, {2, 0, 3}, IXHEAACE_SBR_MODE_MONO}, - {30000, 36000, {4, 4}, 0, {2, 0, 3}, IXHEAACE_SBR_MODE_MONO}, - {36000, 40000, {5, 4}, 0, {2, 0, 3}, IXHEAACE_SBR_MODE_MONO}, - {40000, 48000, {6, 5}, 0, {2, 0, 3}, IXHEAACE_SBR_MODE_MONO}, - {48000, 60000, {7, 6}, 1, {3, 0, 3}, IXHEAACE_SBR_MODE_MONO}, - {60000, 72000, {9, 6}, 1, {3, 0, 0}, IXHEAACE_SBR_MODE_MONO}, - {72000, 88000, {10, 8}, 1, {3, 0, -3}, IXHEAACE_SBR_MODE_MONO}, - {88000, 160001, {12, 9}, 1, {3, 0, -3}, IXHEAACE_SBR_MODE_MONO}, - {160001, 288001, {13, 12}, 1, {3, 0, -3}, IXHEAACE_SBR_MODE_MONO}, + /*** 48000hz 1ch SBR_AAC ***/ + {24000, 36000, {4, 9}, 3, {2, 0, 3}, IXHEAACE_SBR_MODE_MONO}, + {36000, 60000, {7, 10}, 2, {2, 0, 3}, IXHEAACE_SBR_MODE_MONO}, + {60000, 72000, {9, 10}, 1, {2, 0, 3}, IXHEAACE_SBR_MODE_MONO}, + {72000, 100000, {11, 11}, 1, {2, 0, 3}, IXHEAACE_SBR_MODE_MONO}, + {100000, 288001, {13, 11}, 1, {2, 0, 3}, IXHEAACE_SBR_MODE_MONO}, {0}}, { - /*** 48000hz 2ch ***/ - {12000, 16000, {0, 0}, 0, {2, 0, -3}, IXHEAACE_SBR_MODE_SWITCH_LRC}, - {16000, 22000, {0, 0}, 0, {2, 0, -3}, IXHEAACE_SBR_MODE_SWITCH_LRC}, - {22000, 26000, {1, 1}, 0, {3, 0, -3}, IXHEAACE_SBR_MODE_LEFT_RIGHT}, - {26000, 30000, {2, 3}, 0, {3, 0, -3}, IXHEAACE_SBR_MODE_LEFT_RIGHT}, - {30000, 34000, {3, 3}, 0, {3, 0, -3}, IXHEAACE_SBR_MODE_LEFT_RIGHT}, - {34000, 38000, {4, 4}, 0, {3, 0, -3}, IXHEAACE_SBR_MODE_LEFT_RIGHT}, - {38000, 44000, {2, 4}, 0, {3, 0, -3}, IXHEAACE_SBR_MODE_LEFT_RIGHT}, - {44000, 52000, {6, 4}, 0, {3, 0, -3}, IXHEAACE_SBR_MODE_LEFT_RIGHT}, - {52000, 60000, {8, 5}, 2, {3, 0, -3}, IXHEAACE_SBR_MODE_LEFT_RIGHT}, - {60000, 68000, {9, 6}, 2, {3, 0, -3}, IXHEAACE_SBR_MODE_LEFT_RIGHT}, - {68000, 76000, {10, 6}, 2, {3, 0, -3}, IXHEAACE_SBR_MODE_LEFT_RIGHT}, - {76000, 90000, {11, 7}, 1, {3, 0, -3}, IXHEAACE_SBR_MODE_LEFT_RIGHT}, - {90000, 112000, {11, 8}, 1, {3, 0, -3}, IXHEAACE_SBR_MODE_LEFT_RIGHT}, - {112000, 132000, {12, 9}, 1, {3, 0, -3}, IXHEAACE_SBR_MODE_LEFT_RIGHT}, - {132000, 180000, {13, 11}, 1, {3, 0, -3}, IXHEAACE_SBR_MODE_LEFT_RIGHT}, - {180000, 288001, {15, 12}, 1, {3, 0, -3}, IXHEAACE_SBR_MODE_LEFT_RIGHT}, + /*** 48000hz 2ch SBR_AAC ***/ + {32000, 60000, {4, 9}, 3, {2, 0, -3}, IXHEAACE_SBR_MODE_SWITCH_LRC}, + {60000, 80000, {7, 10}, 2, {3, 0, -3}, IXHEAACE_SBR_MODE_SWITCH_LRC}, + {80000, 112000, {9, 10}, 1, {3, 0, -3}, IXHEAACE_SBR_MODE_LEFT_RIGHT}, + {112000, 144000, {11, 11}, 1, {3, 0, -3}, IXHEAACE_SBR_MODE_LEFT_RIGHT}, + {144000, 576001, {13, 11}, 1, {3, 0, -3}, IXHEAACE_SBR_MODE_LEFT_RIGHT}, {0}}} }, From 1e660479c865ba2af3f86a4bf9ccd00289817243 Mon Sep 17 00:00:00 2001 From: wrapper Date: Sun, 24 Aug 2025 13:31:40 +0700 Subject: [PATCH 11/11] fix sbr 2 --- encoder/ixheaace_sbr_rom.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/encoder/ixheaace_sbr_rom.c b/encoder/ixheaace_sbr_rom.c index 0a739ed..bb52192 100644 --- a/encoder/ixheaace_sbr_rom.c +++ b/encoder/ixheaace_sbr_rom.c @@ -927,7 +927,7 @@ const ixheaace_str_qmf_tabs ixheaace_qmf_tab = { { /*** 48000hz 2ch SBR_AAC ***/ {32000, 60000, {4, 9}, 3, {2, 0, -3}, IXHEAACE_SBR_MODE_SWITCH_LRC}, - {60000, 80000, {7, 10}, 2, {3, 0, -3}, IXHEAACE_SBR_MODE_SWITCH_LRC}, + {60000, 80000, {7, 10}, 2, {2, 0, -3}, IXHEAACE_SBR_MODE_SWITCH_LRC}, {80000, 112000, {9, 10}, 1, {3, 0, -3}, IXHEAACE_SBR_MODE_LEFT_RIGHT}, {112000, 144000, {11, 11}, 1, {3, 0, -3}, IXHEAACE_SBR_MODE_LEFT_RIGHT}, {144000, 576001, {13, 11}, 1, {3, 0, -3}, IXHEAACE_SBR_MODE_LEFT_RIGHT},