shaka::media::mp4::ChunkInfoIterator Class Reference

#include <chunk_info_iterator.h>

Public Member Functions
	ChunkInfoIterator (const SampleToChunk &sample_to_chunk)
	Create ChunkInfoIterator from sample to chunk box.
bool	AdvanceChunk ()
bool	AdvanceSample ()
bool	IsValid () const
uint32_t	current_chunk () const
uint32_t	samples_per_chunk () const
uint32_t	sample_description_index () const
uint32_t	NumSamples (uint32_t start_chunk, uint32_t end_chunk) const
uint32_t	LastFirstChunk () const

Detailed Description

Sample to chunk box (STSC) iterator used to iterate through the compressed table by sample/chunk. This class also provides a convenient function to query total number of samples from start_chunk to end_chunk.

Definition at line 23 of file chunk_info_iterator.h.

Constructor & Destructor Documentation

ChunkInfoIterator()

shaka::media::mp4::ChunkInfoIterator::ChunkInfoIterator ( const SampleToChunk &  sample_to_chunk )

explicit

Create ChunkInfoIterator from sample to chunk box.

Definition at line 19 of file chunk_info_iterator.cc.

~ChunkInfoIterator()

shaka::media::mp4::ChunkInfoIterator::~ChunkInfoIterator

(

)

Definition at line 27 of file chunk_info_iterator.cc.

Member Function Documentation

AdvanceChunk()

bool shaka::media::mp4::ChunkInfoIterator::AdvanceChunk

(

)

Advance to the next chunk.

Returns

true if not past the last chunk, false otherwise.

Definition at line 29 of file chunk_info_iterator.cc.

AdvanceSample()

bool shaka::media::mp4::ChunkInfoIterator::AdvanceSample

(

)

Advance to the next sample.

Returns

true if not past the last sample, false otherwise.

Definition at line 39 of file chunk_info_iterator.cc.

current_chunk()

uint32_t shaka::media::mp4::ChunkInfoIterator::current_chunk ( ) const

inline

Returns

Current chunk.

Definition at line 41 of file chunk_info_iterator.h.

IsValid()

bool shaka::media::mp4::ChunkInfoIterator::IsValid

(

)

const

Returns

true if not past the last chunk/sample, false otherwise.

Definition at line 46 of file chunk_info_iterator.cc.

LastFirstChunk()

uint32_t shaka::media::mp4::ChunkInfoIterator::LastFirstChunk ( ) const

inline

Returns

The last first_chunk in chunk_info_table.

Definition at line 56 of file chunk_info_iterator.h.

NumSamples()

uint32_t shaka::media::mp4::ChunkInfoIterator::NumSamples	(	uint32_t	start_chunk,
		uint32_t	end_chunk
	)		const

Returns

Number of samples from start_chunk to end_chunk, both 1-based, inclusive.

Definition at line 51 of file chunk_info_iterator.cc.

sample_description_index()

uint32_t shaka::media::mp4::ChunkInfoIterator::sample_description_index ( ) const

inline

Returns

Sample description index for current chunk.

Definition at line 47 of file chunk_info_iterator.h.

samples_per_chunk()

uint32_t shaka::media::mp4::ChunkInfoIterator::samples_per_chunk ( ) const

inline

Returns

Samples per chunk for current chunk.

Definition at line 44 of file chunk_info_iterator.h.

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The documentation for this class was generated from the following files:

• packager/media/formats/mp4/chunk_info_iterator.h
• packager/media/formats/mp4/chunk_info_iterator.cc