X-Git-Url: https://git.sesse.net/?p=cubemap;a=blobdiff_plain;f=stream.h;h=7e20aef2f02c6147e952c3804c55f705d39f0363;hp=256946c25b41c36a748bb083e30cf10c08b4f3e5;hb=479933dbc99e984f1ecf9987441fa3ee8a7bd382;hpb=195dc469133d0daed6ac69cdef373dc8dade9637 diff --git a/stream.h b/stream.h index 256946c..7e20aef 100644 --- a/stream.h +++ b/stream.h @@ -4,26 +4,41 @@ // Representation of a single, muxed (we only really care about bytes/blocks) stream. // Fed by Input, sent out by Server (to Client). +#include #include +#include #include #include -class Client; class MarkPool; class StreamProto; +struct Client; struct Stream { - Stream(const std::string &stream_id, size_t backlog_size); + // Must be in sync with StreamConfig::Encoding. + enum Encoding { STREAM_ENCODING_RAW = 0, STREAM_ENCODING_METACUBE }; + + Stream(const std::string &stream_id, size_t backlog_size, Encoding encoding); ~Stream(); // Serialization/deserialization. - Stream(const StreamProto &serialized); + Stream(const StreamProto &serialized, int data_fd); StreamProto serialize(); + // Changes the backlog size, restructuring the data as needed. + void set_backlog_size(size_t new_size); + std::string stream_id; - // The HTTP response header, plus the video stream header (if any). - std::string header; + // The HTTP response header, without the trailing double newline. + std::string http_header; + + // The video stream header (if any). + std::string stream_header; + + // What encoding we apply to the outgoing data (usually raw, but can also + // be Metacube, for reflecting to another Cubemap instance). + Encoding encoding; // The stream data itself, stored in a circular buffer. // @@ -59,11 +74,17 @@ struct Stream { // in the list of clients to wake up when we do. void put_client_to_sleep(Client *client); + // Add more input data to the stream. You should probably call wake_up_all_clients() + // after that. + void add_data(const char *data, ssize_t bytes); + // We have more data, so mark all clients that are sleeping as ready to go. void wake_up_all_clients(); private: Stream(const Stream& other); + + void add_data_raw(const char *data, ssize_t bytes); }; #endif // !defined(_STREAM_H)