Created by the British Broadcasting Corporation.
Represents compressed sequence-parameter data used in an AccessUnit.
#include <codingparams_byteio.h>
Public Member Functions | |
| CodingParamsByteIO (const SourceParams &src_params, CodecParams &codec_params, const SourceParams &default_source_params, const ByteIO &stream_data) | |
| Constructor. More... | |
| ~CodingParamsByteIO () | |
| Destructor. More... | |
| void | Input () |
| Reads sequence information from Dirac byte-format. More... | |
| void | Output () |
| Outputs sequence information to Dirac byte-format. More... | |
Public Member Functions inherited from dirac::ByteIO | |
| ByteIO (bool new_stream=true) | |
| Default constructor. More... | |
| ByteIO (const ByteIO &stream_data) | |
| Constructor. More... | |
| virtual | ~ByteIO () |
| Destructor. More... | |
| virtual void | CollateByteStats (DiracByteStats &dirac_byte_stats) |
| Gathers byte-stream statistics. More... | |
| virtual const std::string | GetBytes () |
| Get bytes in Dirac-bytestream format. More... | |
| int | GetReadBytePosition () const |
| Get position of read stream pointer. More... | |
| virtual int | GetSize () const |
| Gets size (in bytes) More... | |
| void | SetByteParams (const ByteIO &byte_io) |
| Copies stream source/destination info. More... | |
| void | ByteAlignOutput () |
| Sync input for byte-alignment. More... | |
| void | WriteUint (unsigned int value) |
| Ouputs an unsigned integer in interleaved exp Golomb format. More... | |
| void | SetBitsLeft (int left_bits) |
| Sets input size in bits. More... | |
| int | BitsLeft (void) |
| Sets input size in bits. More... | |
Private Member Functions | |
| void | InputVideoDepth () |
| Reads number of bits used to compress input signal. More... | |
| void | InputPictureCodingMode () |
| Reads picture coding mode - 0 - frames, 1 - fields. More... | |
| void | OutputVideoDepth () |
| Outputs number of bits used to compress input signal. More... | |
| void | OutputPictureCodingMode () |
| Outputs how input was coded - i.e. More... | |
Private Attributes | |
| const SourceParams & | m_src_params |
| Source paramters for intput/output. More... | |
| CodecParams & | m_codec_params |
| Coding paramters for intput/output. More... | |
| const SourceParams & | m_default_source_params |
| Default source parameters. More... | |
Additional Inherited Members | |
Protected Member Functions inherited from dirac::ByteIO | |
| bool | CanRead () const |
| bool | GetBit (unsigned char &c, int pos) const |
| void | SetBit (unsigned char &c, int pos) const |
| void | SetBits (unsigned char &c, unsigned char bits) const |
| void | ByteAlignInput () |
| Sync input for byte-alignment. More... | |
| bool | ReadBool () |
| Reads boolean value. More... | |
| bool | ReadBoolB () |
| Reads boolean value - bounded i/o. More... | |
| int | ReadBit () |
| Reads next bit. More... | |
| int | ReadBitB () |
| Reads next bit - bounded i/o. More... | |
| unsigned int | ReadNBits (int count) |
| Reads next 'count' bits. More... | |
| void | InputBytes (char *data, int count) |
| Reads from stream. More... | |
| void | FlushInputB () |
| Flushes the bounde input. More... | |
| int | ReadSint () |
| Reads a signed integer in interleaved exp-Golomb format return Signed integer read. More... | |
| int | ReadSintB () |
| Reads a signed integer in interleaved exp-Golomb format from bounded input return Signed integer read. More... | |
| unsigned int | ReadUint () |
| Reads an unsigned integer in interleaved exp Golomb format. More... | |
| unsigned int | ReadUintB () |
| Reads an unsigned integer in interleaved exp Golomb format from bounded input. More... | |
| unsigned int | ReadUintLit (const int byte_size) |
| Reads a fixed length unsigned integer from the stream in big endian. More... | |
| unsigned char | InputUnByte () |
| Reads a byte from the stream. More... | |
| std::string | InputUnString (const int count) |
| Reads a series of bytes from a stream. More... | |
| void | WriteBit (const bool &bit) |
| Outputs a bit. More... | |
| int | WriteNBits (unsigned int val) |
| Outputs an unsigned integer. More... | |
| void | WriteNBits (unsigned int val, int count) |
| Outputs an n bit integer. More... | |
| void | OutputBytes (const std::string &bytes) |
| Outputs a series of bytes. More... | |
| void | OutputCurrentByte () |
| Outputs current byte contents. More... | |
| void | WriteSint (int val) |
| Outputs an integer in Golomb signed integer format. More... | |
| void | WriteUintLit (const unsigned int &value, const int &length) |
| Output unsigned int value in big endian format. More... | |
| void | RemoveRedundantBytes (const int count) |
| Removes portion of byte-stream no longer required. More... | |
| void | SeekGet (const int offset, std::ios_base::seekdir dir) |
Protected Attributes inherited from dirac::ByteIO | |
| std::stringstream * | mp_stream |
| Input/output steam. More... | |
| dirac::CodingParamsByteIO::CodingParamsByteIO | ( | const SourceParams & | src_params, |
| CodecParams & | codec_params, | ||
| const SourceParams & | default_source_params, | ||
| const ByteIO & | stream_data | ||
| ) |
| src_params | Source parameters |
| codec_params | Coding parameters |
| default_source_params | Default source parameters |
| stream_data | Source/Destination of data |
| dirac::CodingParamsByteIO::~CodingParamsByteIO | ( | ) |
| void dirac::CodingParamsByteIO::Input | ( | ) |
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| void dirac::CodingParamsByteIO::Output | ( | ) |
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© 2004 British Broadcasting Corporation.
Dirac code licensed under the Mozilla Public License (MPL) Version 1.1.
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