cannam@86: cannam@86: cannam@86: FLAC: FLAC__FrameHeader Struct Reference cannam@86: cannam@86: cannam@86: cannam@86:
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FLAC__FrameHeader Struct Reference
cannam@86: cannam@86: [FLAC/format.h: format components] cannam@86:

#include <format.h> cannam@86:

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Detailed Description

cannam@86: FLAC frame header structure. (c.f. format specification) cannam@86:

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Public Attributes

unsigned blocksize
unsigned sample_rate
unsigned channels
FLAC__ChannelAssignment channel_assignment
unsigned bits_per_sample
FLAC__FrameNumberType number_type
union {
   FLAC__uint32   frame_number
   FLAC__uint64   sample_number
} number
FLAC__uint8 crc
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Member Data Documentation

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unsigned FLAC__FrameHeader::blocksize
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cannam@86: The number of samples per subframe.

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unsigned FLAC__FrameHeader::sample_rate
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cannam@86: The sample rate in Hz.

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unsigned FLAC__FrameHeader::channels
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cannam@86: The number of channels (== number of subframes).

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FLAC__ChannelAssignment FLAC__FrameHeader::channel_assignment
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cannam@86: The channel assignment for the frame.

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unsigned FLAC__FrameHeader::bits_per_sample
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cannam@86: The sample resolution.

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FLAC__FrameNumberType FLAC__FrameHeader::number_type
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cannam@86: The numbering scheme used for the frame. As a convenience, the decoder will always convert a frame number to a sample number because the rules are complex.

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union { ... } FLAC__FrameHeader::number
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cannam@86: The frame number or sample number of first sample in frame; use the number_type value to determine which to use.

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FLAC__uint8 FLAC__FrameHeader::crc
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cannam@86: CRC-8 (polynomial = x^8 + x^2 + x^1 + x^0, initialized with 0) of the raw frame header bytes, meaning everything before the CRC byte including the sync code.

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The documentation for this struct was generated from the following file: cannam@86: cannam@86:
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cannam@86: Copyright (c) 2000,2001,2002,2003,2004,2005,2006,2007 Josh Coalson cannam@86: cannam@86: SourceForge.net Logo cannam@86:
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