FFmpeg
|
AAC encoder context. More...
#include <aacenc.h>
Data Fields | |
AVClass * | av_class |
AACEncOptions | options |
encoding options | |
PutBitContext | pb |
FFTContext | mdct1024 |
long (1024 samples) frame transform context | |
FFTContext | mdct128 |
short (128 samples) frame transform context | |
AVFloatDSPContext | fdsp |
float * | planar_samples [6] |
saved preprocessed input | |
int | samplerate_index |
MPEG-4 samplerate index. | |
int | channels |
channel count | |
const uint8_t * | chan_map |
channel configuration map | |
ChannelElement * | cpe |
channel elements | |
FFPsyContext | psy |
struct FFPsyPreprocessContext * | psypp |
AACCoefficientsEncoder * | coder |
int | cur_channel |
int | last_frame |
float | lambda |
AudioFrameQueue | afq |
int | qcoefs [96] |
quantized coefficients | |
float | scoefs [1024] |
scaled coefficients | |
struct { | |
float * samples | |
} | buffer |
AACEncOptions AACEncContext::options |
encoding options
Definition at line 59 of file aacenc.h.
Referenced by aac_encode_frame(), aac_encode_init(), and ff_aac_coder_init_mips().
PutBitContext AACEncContext::pb |
Definition at line 60 of file aacenc.h.
Referenced by aac_encode_frame(), codebook_trellis_rate(), encode_individual_channel(), encode_pulses(), encode_scale_factors(), encode_spectral_coeffs(), encode_window_bands_info(), put_bitstream_info(), and put_ics_info().
FFTContext AACEncContext::mdct1024 |
long (1024 samples) frame transform context
Definition at line 61 of file aacenc.h.
Referenced by aac_encode_end(), apply_window_and_mdct(), and dsp_init().
FFTContext AACEncContext::mdct128 |
short (128 samples) frame transform context
Definition at line 62 of file aacenc.h.
Referenced by aac_encode_end(), apply_window_and_mdct(), and dsp_init().
AVFloatDSPContext AACEncContext::fdsp |
Definition at line 63 of file aacenc.h.
Referenced by apply_window_and_mdct(), and dsp_init().
float* AACEncContext::planar_samples[6] |
saved preprocessed input
Definition at line 64 of file aacenc.h.
Referenced by aac_encode_frame(), alloc_buffers(), and copy_input_samples().
int AACEncContext::samplerate_index |
MPEG-4 samplerate index.
Definition at line 66 of file aacenc.h.
Referenced by aac_encode_frame(), aac_encode_init(), and put_audio_specific_config().
int AACEncContext::channels |
channel count
Definition at line 67 of file aacenc.h.
Referenced by aac_encode_frame(), aac_encode_init(), alloc_buffers(), copy_input_samples(), and put_audio_specific_config().
const uint8_t* AACEncContext::chan_map |
channel configuration map
Definition at line 68 of file aacenc.h.
Referenced by aac_encode_frame(), aac_encode_init(), and alloc_buffers().
ChannelElement* AACEncContext::cpe |
channel elements
Definition at line 70 of file aacenc.h.
Referenced by aac_encode_end(), aac_encode_frame(), and alloc_buffers().
FFPsyContext AACEncContext::psy |
Definition at line 71 of file aacenc.h.
Referenced by aac_encode_end(), aac_encode_frame(), aac_encode_init(), encode_window_bands_info(), search_for_ms(), search_for_quantizers_anmr(), search_for_quantizers_fast(), and search_for_quantizers_twoloop().
struct FFPsyPreprocessContext* AACEncContext::psypp |
Definition at line 72 of file aacenc.h.
Referenced by aac_encode_end(), aac_encode_frame(), and aac_encode_init().
AACCoefficientsEncoder* AACEncContext::coder |
Definition at line 73 of file aacenc.h.
Referenced by aac_encode_frame(), aac_encode_init(), encode_band_info(), encode_spectral_coeffs(), and ff_aac_coder_init_mips().
int AACEncContext::cur_channel |
Definition at line 74 of file aacenc.h.
Referenced by aac_encode_frame(), encode_window_bands_info(), search_for_ms(), search_for_quantizers_anmr(), search_for_quantizers_fast(), and search_for_quantizers_twoloop().
int AACEncContext::last_frame |
Definition at line 75 of file aacenc.h.
Referenced by aac_encode_frame().
float AACEncContext::lambda |
Definition at line 76 of file aacenc.h.
Referenced by aac_encode_frame(), aac_encode_init(), encode_band_info(), and encode_spectral_coeffs().
AudioFrameQueue AACEncContext::afq |
Definition at line 77 of file aacenc.h.
Referenced by aac_encode_end(), aac_encode_frame(), and aac_encode_init().
int AACEncContext::qcoefs[96] |
quantized coefficients
Definition at line 78 of file aacenc.h.
Referenced by quantize_and_encode_band_cost_template().
float AACEncContext::scoefs[1024] |
scaled coefficients
Definition at line 79 of file aacenc.h.
Referenced by codebook_trellis_rate(), encode_window_bands_info(), quantize_and_encode_band_cost_template(), search_for_ms(), search_for_quantizers_anmr(), search_for_quantizers_faac(), and search_for_quantizers_twoloop().
float* AACEncContext::samples |
Definition at line 82 of file aacenc.h.
Referenced by aac_encode_end(), and alloc_buffers().
struct { ... } AACEncContext::buffer |
Referenced by aac_encode_end(), and alloc_buffers().