MLPDecodeContext Struct Reference

Data Fields
AVCodecContext *	avctx
uint8_t	params_valid
	Set if a valid major sync block has been read. Otherwise no decoding is possible.
uint8_t	num_substreams
	Number of substreams contained within this stream.
uint8_t	max_decoded_substream
	Index of the last substream to decode - further substreams are skipped.
int	access_unit_size
	number of PCM samples contained in each frame
int	access_unit_size_pow2
	next power of two above the number of samples in each frame
SubStream	substream [MAX_SUBSTREAMS]
ChannelParams	channel_params [MAX_CHANNELS]
int8_t	noise_buffer [MAX_BLOCKSIZE_POW2]
int8_t	bypassed_lsbs [MAX_BLOCKSIZE][MAX_CHANNELS]
int32_t	sample_buffer [MAX_BLOCKSIZE][MAX_CHANNELS+2]

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Detailed Description

Definition at line 114 of file mlpdec.c.

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Field Documentation

int MLPDecodeContext::access_unit_size

number of PCM samples contained in each frame

Definition at line 127 of file mlpdec.c.

Referenced by read_block_data(), and read_major_sync().

int MLPDecodeContext::access_unit_size_pow2

next power of two above the number of samples in each frame

Definition at line 129 of file mlpdec.c.

Referenced by fill_noise_buffer(), read_major_sync(), and rematrix_channels().

AVCodecContext* MLPDecodeContext::avctx

Definition at line 115 of file mlpdec.c.

Referenced by mlp_decode_init(), output_data(), read_access_unit(), read_block_data(), read_decoding_params(), read_filter_params(), read_major_sync(), and read_restart_header().

int8_t MLPDecodeContext::bypassed_lsbs[MAX_BLOCKSIZE][MAX_CHANNELS]

Definition at line 136 of file mlpdec.c.

Referenced by read_block_data(), read_huff_channels(), and rematrix_channels().

ChannelParams MLPDecodeContext::channel_params[MAX_CHANNELS]

Definition at line 133 of file mlpdec.c.

Referenced by calculate_sign_huff(), filter_channel(), read_decoding_params(), read_filter_params(), read_huff_channels(), and read_restart_header().

uint8_t MLPDecodeContext::max_decoded_substream

Index of the last substream to decode - further substreams are skipped.

Definition at line 124 of file mlpdec.c.

Referenced by read_access_unit(), read_major_sync(), and read_restart_header().

int8_t MLPDecodeContext::noise_buffer[MAX_BLOCKSIZE_POW2]

Definition at line 135 of file mlpdec.c.

Referenced by fill_noise_buffer(), and rematrix_channels().

uint8_t MLPDecodeContext::num_substreams

Number of substreams contained within this stream.

Definition at line 121 of file mlpdec.c.

Referenced by read_access_unit(), and read_major_sync().

uint8_t MLPDecodeContext::params_valid

Set if a valid major sync block has been read. Otherwise no decoding is possible.

Definition at line 118 of file mlpdec.c.

Referenced by read_access_unit(), and read_major_sync().

int32_t MLPDecodeContext::sample_buffer[MAX_BLOCKSIZE][MAX_CHANNELS+2]

Definition at line 137 of file mlpdec.c.

Referenced by filter_channel(), generate_2_noise_channels(), output_data_internal(), read_huff_channels(), and rematrix_channels().

SubStream MLPDecodeContext::substream[MAX_SUBSTREAMS]

Definition at line 131 of file mlpdec.c.

Referenced by calculate_sign_huff(), fill_noise_buffer(), filter_channel(), generate_2_noise_channels(), mlp_decode_init(), output_data_internal(), read_access_unit(), read_block_data(), read_decoding_params(), read_huff_channels(), read_major_sync(), read_restart_header(), and rematrix_channels().

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

• libavcodec/mlpdec.c