Class ChunksWriter

Inheritance Relationships

Derived Type

Class Documentation

class ChunksWriter

Chunks writing strategy that decides when and how exactly write chunks to a file.

See RFC 0018 for Standard and Streaming Layout description.

Subclassed by ouster::sdk::osf::StreamingLayoutCW

Public Functions

virtual void save_message(const uint32_t stream_id, const ts_t receive_ts, const ts_t sensor_ts, const std::vector<uint8_t> &buf, const std::string &type) = 0

Save a message to a specified stream.

Parameters:

  • stream_id[in] The stream id to associate with the message.

  • receive_ts[in] The receive timestamp for the messages.

  • sensor_ts[in] The sensor timestamp for the messages.

  • buf[in] A vector of message buffers to record.

  • type[in] Message type string of the message being saved.

virtual void finish() = 0

Finish the process of saving messages and write out the stream stats.

virtual void flush(uint32_t stream_id) = 0

Flush the latest chunk on this stream to disk.

Parameters:

stream_id[in] id of the stream to flush

virtual uint32_t chunk_size() const = 0

Get the chunksize.

Returns:

the chunk size

virtual ~ChunksWriter() = default

Default deconstructor.