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Single Channel Element - used for both SCE and LFE elements. More...
#include <aac.h>
Data Fields | |
| IndividualChannelStream | ics |
| TemporalNoiseShaping | tns |
| Pulse | pulse |
| enum BandType | band_type [128] |
| band types | |
| int | band_type_run_end [120] |
| band type run end points | |
| float | sf [120] |
| scalefactors | |
| int | sf_idx [128] |
| scalefactor indices (used by encoder) | |
| uint8_t | zeroes [128] |
| band is not coded (used by encoder) | |
| float | coeffs [1024] |
| coefficients for IMDCT | |
| float | saved [1536] |
| overlap | |
| float | ret_buf [2048] |
| PCM output buffer. | |
| float | ltp_state [3072] |
| time signal for LTP | |
| PredictorState | predictor_state [MAX_PREDICTORS] |
| float * | ret |
| PCM output. | |
| IndividualChannelStream SingleChannelElement::ics |
Definition at line 228 of file aac.h.
Referenced by aac_encode_frame(), adjust_frame_information(), apply_dependent_coupling(), apply_intensity_stereo(), apply_ltp(), apply_mid_side_stereo(), apply_prediction(), apply_window_and_mdct(), codebook_trellis_rate(), decode_cce(), decode_cpe(), decode_ics(), decode_mid_side_stereo(), encode_band_info(), encode_individual_channel(), encode_ms_info(), encode_scale_factors(), encode_spectral_coeffs(), encode_window_bands_info(), imdct_and_windowing(), imdct_and_windowing_ld(), search_for_ms(), search_for_quantizers_anmr(), search_for_quantizers_faac(), search_for_quantizers_fast(), search_for_quantizers_twoloop(), spectral_to_sample(), and update_ltp().
| TemporalNoiseShaping SingleChannelElement::tns |
Definition at line 229 of file aac.h.
Referenced by apply_ltp(), decode_ics(), and spectral_to_sample().
| Pulse SingleChannelElement::pulse |
Definition at line 230 of file aac.h.
Referenced by adjust_frame_information(), and encode_individual_channel().
| enum BandType SingleChannelElement::band_type[128] |
band types
Definition at line 231 of file aac.h.
Referenced by apply_dependent_coupling(), apply_intensity_stereo(), apply_mid_side_stereo(), codebook_trellis_rate(), decode_cce(), decode_ics(), encode_spectral_coeffs(), encode_window_bands_info(), search_for_ms(), and search_for_quantizers_twoloop().
| int SingleChannelElement::band_type_run_end[120] |
band type run end points
Definition at line 232 of file aac.h.
Referenced by apply_intensity_stereo(), and decode_ics().
| float SingleChannelElement::sf[120] |
scalefactors
Definition at line 233 of file aac.h.
Referenced by apply_intensity_stereo(), and decode_ics().
| int SingleChannelElement::sf_idx[128] |
scalefactor indices (used by encoder)
Definition at line 234 of file aac.h.
Referenced by codebook_trellis_rate(), encode_individual_channel(), encode_scale_factors(), encode_spectral_coeffs(), encode_window_bands_info(), search_for_ms(), search_for_quantizers_anmr(), search_for_quantizers_faac(), search_for_quantizers_fast(), and search_for_quantizers_twoloop().
| uint8_t SingleChannelElement::zeroes[128] |
band is not coded (used by encoder)
Definition at line 235 of file aac.h.
Referenced by adjust_frame_information(), codebook_trellis_rate(), encode_scale_factors(), encode_spectral_coeffs(), encode_window_bands_info(), search_for_ms(), search_for_quantizers_anmr(), search_for_quantizers_faac(), search_for_quantizers_fast(), and search_for_quantizers_twoloop().
| float SingleChannelElement::coeffs[1024] |
coefficients for IMDCT
Definition at line 236 of file aac.h.
Referenced by aac_encode_frame(), adjust_frame_information(), apply_dependent_coupling(), apply_intensity_stereo(), apply_ltp(), apply_mid_side_stereo(), apply_prediction(), apply_window_and_mdct(), codebook_trellis_rate(), decode_ics(), encode_spectral_coeffs(), encode_window_bands_info(), imdct_and_windowing(), imdct_and_windowing_eld(), imdct_and_windowing_ld(), search_for_ms(), search_for_quantizers_anmr(), search_for_quantizers_faac(), search_for_quantizers_twoloop(), spectral_to_sample(), and update_ltp().
| float SingleChannelElement::saved[1536] |
overlap
Definition at line 237 of file aac.h.
Referenced by flush(), imdct_and_windowing(), imdct_and_windowing_eld(), imdct_and_windowing_ld(), and update_ltp().
| float SingleChannelElement::ret_buf[2048] |
PCM output buffer.
Definition at line 238 of file aac.h.
Referenced by apply_window_and_mdct(), and frame_configure_elements().
| float SingleChannelElement::ltp_state[3072] |
time signal for LTP
Definition at line 239 of file aac.h.
Referenced by apply_ltp(), and update_ltp().
| PredictorState SingleChannelElement::predictor_state[MAX_PREDICTORS] |
Definition at line 240 of file aac.h.
Referenced by apply_prediction().
| float* SingleChannelElement::ret |
PCM output.
Definition at line 241 of file aac.h.
Referenced by apply_independent_coupling(), apply_ltp(), frame_configure_elements(), imdct_and_windowing(), imdct_and_windowing_eld(), imdct_and_windowing_ld(), spectral_to_sample(), and update_ltp().
1.8.2