FFmpeg: DCAEncContext Struct Reference

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Data Fields

DCAEncContext Struct Reference

Data Fields

PutBitContext pb

int frame_size

int frame_bits

int fullband_channels

int channels

int lfe_channel

int samplerate_index

int bitrate_index

int channel_config

const int32_t * band_interpolation

const int32_t * band_spectrum

int lfe_scale_factor

softfloat lfe_quant

int32_t lfe_peak_cb

int32_t history [512][MAX_CHANNELS]

int32_t subband [SUBBAND_SAMPLES][DCAENC_SUBBANDS][MAX_CHANNELS]

int32_t quantized [SUBBAND_SAMPLES][DCAENC_SUBBANDS][MAX_CHANNELS]

int32_t peak_cb [DCAENC_SUBBANDS][MAX_CHANNELS]

int32_t downsampled_lfe [DCA_LFE_SAMPLES]

int32_t masking_curve_cb [SUBSUBFRAMES][256]

int abits [DCAENC_SUBBANDS][MAX_CHANNELS]

int scale_factor [DCAENC_SUBBANDS][MAX_CHANNELS]

softfloat quant [DCAENC_SUBBANDS][MAX_CHANNELS]

int32_t eff_masking_curve_cb [256]

int32_t band_masking_cb [32]

int32_t worst_quantization_noise

int32_t worst_noise_ever

int consumed_bits

Detailed Description

Definition at line 46 of file dcaenc.c.

Field Documentation

PutBitContext DCAEncContext::pb

Definition at line 47 of file dcaenc.c.

Referenced by encode_frame(), put_frame_header(), put_primary_audio_header(), put_subframe(), and put_subframe_samples().

int DCAEncContext::frame_size

Definition at line 48 of file dcaenc.c.

Referenced by encode_frame(), encode_init(), and put_frame_header().

int DCAEncContext::frame_bits

Definition at line 49 of file dcaenc.c.

Referenced by assign_bits(), and encode_init().

int DCAEncContext::fullband_channels

Definition at line 50 of file dcaenc.c.

Referenced by calc_masking(), calc_scales(), encode_init(), find_peaks(), init_quantization_noise(), put_primary_audio_header(), put_subframe(), quantize_all(), and subband_transform().

int DCAEncContext::channels

Definition at line 51 of file dcaenc.c.

Referenced by calc_masking(), encode_init(), lfe_downsample(), shift_history(), and subband_transform().

int DCAEncContext::lfe_channel

Definition at line 52 of file dcaenc.c.

Referenced by calc_scales(), encode_frame(), encode_init(), find_peaks(), init_quantization_noise(), put_frame_header(), and put_subframe().

int DCAEncContext::samplerate_index

Definition at line 53 of file dcaenc.c.

Referenced by calc_masking(), encode_init(), and put_frame_header().

int DCAEncContext::bitrate_index

Definition at line 54 of file dcaenc.c.

Referenced by encode_init(), and put_frame_header().

int DCAEncContext::channel_config

Definition at line 55 of file dcaenc.c.

Referenced by encode_init(), and put_frame_header().

const int32_t* DCAEncContext::band_interpolation

Definition at line 56 of file dcaenc.c.

Referenced by encode_init(), and subband_transform().

const int32_t* DCAEncContext::band_spectrum

Definition at line 57 of file dcaenc.c.

Referenced by encode_init(), walk_band_high(), and walk_band_low().

int DCAEncContext::lfe_scale_factor

Definition at line 58 of file dcaenc.c.

Referenced by calc_scales(), and put_subframe().

softfloat DCAEncContext::lfe_quant

Definition at line 59 of file dcaenc.c.

Referenced by calc_scales(), and put_subframe().

int32_t DCAEncContext::lfe_peak_cb

Definition at line 60 of file dcaenc.c.

Referenced by calc_scales(), and find_peaks().

int32_t DCAEncContext::history[512][MAX_CHANNELS]

Definition at line 62 of file dcaenc.c.

Referenced by calc_masking(), lfe_downsample(), shift_history(), and subband_transform().

int32_t DCAEncContext::subband[SUBBAND_SAMPLES][DCAENC_SUBBANDS][MAX_CHANNELS]

Definition at line 63 of file dcaenc.c.

Referenced by find_peaks(), quantize_all(), and subband_transform().

int32_t DCAEncContext::quantized[SUBBAND_SAMPLES][DCAENC_SUBBANDS][MAX_CHANNELS]

Definition at line 64 of file dcaenc.c.

Referenced by put_subframe_samples(), and quantize_all().

int32_t DCAEncContext::peak_cb[DCAENC_SUBBANDS][MAX_CHANNELS]

Definition at line 65 of file dcaenc.c.

Referenced by calc_scales(), find_peaks(), and init_quantization_noise().

int32_t DCAEncContext::downsampled_lfe[DCA_LFE_SAMPLES]

Definition at line 66 of file dcaenc.c.

Referenced by find_peaks(), lfe_downsample(), and put_subframe().

int32_t DCAEncContext::masking_curve_cb[SUBSUBFRAMES][256]

Definition at line 67 of file dcaenc.c.

Referenced by calc_masking().

int DCAEncContext::abits[DCAENC_SUBBANDS][MAX_CHANNELS]

Definition at line 68 of file dcaenc.c.

Referenced by calc_scales(), init_quantization_noise(), put_subframe(), and put_subframe_samples().

int DCAEncContext::scale_factor[DCAENC_SUBBANDS][MAX_CHANNELS]

Definition at line 69 of file dcaenc.c.

Referenced by calc_scales(), and put_subframe().

softfloat DCAEncContext::quant[DCAENC_SUBBANDS][MAX_CHANNELS]

Definition at line 70 of file dcaenc.c.

Referenced by calc_scales(), and quantize_all().

int32_t DCAEncContext::eff_masking_curve_cb[256]

Definition at line 71 of file dcaenc.c.

Referenced by calc_masking(), and update_band_masking().

int32_t DCAEncContext::band_masking_cb[32]

Definition at line 72 of file dcaenc.c.

Referenced by calc_masking(), init_quantization_noise(), and update_band_masking().

int32_t DCAEncContext::worst_quantization_noise

Definition at line 73 of file dcaenc.c.

Referenced by assign_bits(), and encode_init().

int32_t DCAEncContext::worst_noise_ever

Definition at line 74 of file dcaenc.c.

Referenced by assign_bits(), and encode_init().

int DCAEncContext::consumed_bits

Definition at line 75 of file dcaenc.c.

Referenced by assign_bits(), and init_quantization_noise().

The documentation for this struct was generated from the following file:

libavcodec/dcaenc.c

Generated on Wed Jun 10 2015 01:57:20 for FFmpeg by doxygen 1.8.6