Index of values

add ~ns ~descr command f adds a new command command in a given namespace ~ns.

Add two portions of frames of same length.

Add a break at given video position.

Add a break.

Add a track limit.

Add a break to a frame (which should be past its current end position).

Add a break.

Add an builtin to the language, high-level version for functions.

Add an builtin to the language, more rudimentary version.

Add metadata.

Add metadata at the minimum position of audio and video.

Add an operator to the language and to the documentation.

Same as clear but leaves the last metadata at position -1.

Reset breaks and metadata, but leaves the last metadata at position -1.

Prevent forcing the value of a lazy configuration value before the user gets a chance to override the default.

Multiapply a value to arguments.

split arg=value&arg2=value2 into (arg, value) Hashtbl.t

assoc x n l returns the n-th y such that (x,y) is in the list l.

Default number of audio channels.

Audio length, in ticks.

Duration of given number of samples in ticks.

Rate of audio (in samples per second).

Is the architecture big endian?

blankify frame off len blanks the frame at offset off for length len (in samples).

blit_content c1 o1 c2 o2 l copies l data from c1 starting at offset o1 into c2 starting at offset o2.

List of breaks in a frame.

Breaks in frame.

Parameters of the output PCM format.

Called at exit, for cleaning temporary files and destroying all the requests, even persistent ones.

Clear the generator.

Make the frame empty.

Reset breaks.

Same as clear from a given position.

close w close the wav descriptor w

The configuration of the server.

Liquidsoap configuration root

The list of metadata fields that should be exported when encoding.

Should a socket server be created?

Path of the socket.

Permissions of the socket.

Should a telnet server be created?

Address of the telnet server.

Port of the telnet server.

Connect to an http server given an host and a port.

Get the MIDI tracks at a given position, assuming that the frame already contains only MIDI starting at this point.

Get the current content of a frame at a given position.

Get audio contents for access after a given offset.

Create a new video-only content layer for channels video channels, at the current position in the frame, i.e., suitable for the next filling operation.

Get the MIDI tracks at a given position, creating it if needed.

Get the content for a given position and type in a frame.

Get audio contents for writing after a given offset.

Make a copy of the contents of a frame.

Copy a term, substituting some EVars as indicated by a list of associations.

Thread wrapper Give names to threads, and forbid them to raise an exception; if that happens, the thread dies anyway but it is logged and main will notice it.

For media requests, resolving includes testing that the file can actually be decoded into a stream of the expected kind.

Create a new encoder.

Create a frame of given content kind.

create chan_nb creates a converter.

Are we in debugging mode?

Default font file

Dereferencing gives you the meaning of a term, going through links created by instantiations.

Destroying of a requests causes its file to be deleted if it's a temporary one, for example a downloaded file.

Url without the trailing filename.

Disconnect from an http server.

Display inferred types.

Returns the duration of the WAV data.

duration filename computes the duration of audio data contained in filename.

Duration of a frame in seconds.

Duration in seconds.

Is dynlink available?

Encode data.

Ends all tracks, flush remaining encoded data.

Finish a track.

Should errors be considered as simple warnings?

Evaluate a string

exec command executes the command, returns its result.

Only the breaks and metadata in the considered portion of the content will be taken into account.

Take all data from a frame: breaks, metadata and available content.

For a given file, once a decoder is chosen it can be used several times.

Magic mime detection

File watch utility.

Append a fram to the generator.

finalize ~k f calls f and returns it result, and always executes k, even when f raises an exception.

find_converter source destination tries to find a converter from source format to destination format.

Directories where to search for libraries..

flush all availables pages from an ogg stream

Folds f over almost all types occurring in a term, skipping as much as possible while still guaranteeing that f will see all variables.

Open the named wav for reading, and return a new wav descriptor.

Initialize only some sources, recognized by a filter function.

Type of audio formats that can encode frame of a given kind.

A frame kind type is a purely abstract type representing a frame kind.

Remove all metadata.

Remove all metadata at given position.

Simplified version of existential variable generation, without constraints.

Evaluate a script from a file.

Evaluate a script from an in_channel.

Evaluate a script from a string.

Perform a full Http request and return the response status,headers and data.

fun_t args r is the type of a function taking args as parameters and returning values of type r.

Return a list of generalizable variables in a type.

get ?log ?headers ~timeout socket host port file makes a GET request.

Get size amount of data from g.

Retrieve all metadata.

get_chunk dst src gets the (end of) next chunk from src (a chunk is a region of a frame between two breaks).

get_content source frame has source fill frame, and returns the produced chunk of video content.

Retrieve all content layers in a frame.

Get and remove encoded data..

Return a decoder if the file has been resolved, guaranteed to have available data to deliver.

Return the first available encoder factory for that format.

Get a valid decoder creator for filename.

Return a valid local filename if there is one, which means that the request is ready.

Get header of a stream.

Get a valid image decoder creator for filename.

Retrieve metadata at a given position.

Retreive "past metadata" which are stored at offset -1 (cf.

Returns the WAV header that declares the given format.

hide_contents frame removes all content layers from the frame, and returns a function that restores them in their current state.

http_sanitize url encodes the relevant parts of a url (path and arguments, without their seperators).

Read WAV data from an input channel.

info w returns a string containing some informations on wav w

Instantiate a type scheme, given as a type together with a list of generalized variables.

Interactive loop: read from command line, eval, print and loop.

Query whether a request is currently being streamed.

Is it partially filled ?

Is it partially filled ?

Is the frame partially filled, i.e.

Is it partially filled ?

is_ready r if there's an available local filename.

A static request r is such that every resolving leads to the same file.

Basic detection of whether a path is an HTTP url.

Iterate over all constructed types, giving info about their positivity, and return true if there is a var, because it might be instantiated by a ground type later.

Iter a function over all sources contained in a value.

Wait for the threads to terminate, never return if some thread keeps running.

Return the kind of a media request, None for raw requests.

Thread-safe equivalent to Lazy.lazy_from_fun.

Length of the generator in ticks.

Total length.

Total length.

Where to look for standard .liq scripts to include

String containing versions of all enabled bindings.

Helper to load dynamic modules.

Load the external libraries.

Helper to load dynamic plugins.

Map a function on all types occurring in a value.

Maps a function on all types occurring in a term.

Ticks per second.

Convert a metadata packet to a list associating strings to strings.

A shortcut for lists of pairs of strings.

Default number of MIDI channels.

Current mode: in Audio mode (resp.

multiply frame off len x multiplies the audio data of the frame from offset off during length len by coefficent x.

Make a function work in critical section, protected by a given lock.

Ask for a special queue that treats exclusively non blocking tasks.

Position (in video samples) of the next video sample to fill-in.

Check that a (a dereferenced type variable) does not occur in b, and prepare the instantiation a<-b by adjusting the levels.

Indicate that a request is currently being streamed.

Parsers are given a string and return a list of metadatas,uri, if possible.

Peek encoded data without removing it.

Return the top URI, without removing it.

Where to look for dynamically loadable modules (cmxs).

Removes the top URI, possibly destroys the associated file.

Position of the first break.

Position of the end of the last chunk of the frame (i.e.

Current position in frame.

post ?log ?headers ~timeout data socket host port file makes a POST request.

Print terms, (almost) assuming they are in normal form.

Get a string representation of a value.

Parameters needed to instantiate an output.

In most of the case you don't peek or pop any URI, you just push the new URIs you computed from first_uri.

Feed an item into a generator.

Add some audio content.

Add some video content.

read ?log ~timeout len reads len bytes of data or all available data if len is None.

Generic WAV opener.

Function to reencode tags into utf8.

register hint kind creates a new namespace and registers it.

Register a new track to the stream.

Duration of data (in ticks) before the next break, -1 if there's none.

Duration of data (in ticks) before the next break, -1 if there's none.

Duration of data (in ticks) before the next break, -1 if there's none.

Remove a command from the server.

Forget a given duration (in ticks) of the generator.

Remove len ticks of data.

remove_first f l removes the first element e of l such that f e, and returns e,l' where l' is the list without e.

Maximal id for a request.

resample converter ratio data offset length: converts input data at given ratio.

resolve request timeout tries to resolve the request within timeout seconds.

RMS (root mean square) of a portion of a frame.

Configured directories.

Check if a thread is running.

Does the application have started to run?

sample w buf pos len reads up to len characters from the given wav w, storing them in string buf, starting at character number pos.

task scheduler

Is this build a SVN snapshot ?

Get a valid parser for string.

Tests whether a mutex is locked, without blocking.

Set all metadata.

Set all the breaks of a frame.

Change all the breaks.

Attach metadata at a given position in the frame.

Change the generator mode.

Number of video frames.

Number size of a MIDI frame.

The frame size (in master ticks) should allow for an integer number of samples of all types (audio, video).

Size of an audio frame.

Type of sources carrying frames of a given kind.

Get the state of an encoder.

To stop, simply detach everything and the clocks will stop running.

Preemptive stoppable thread.

Start streams, set state to Streaming.

A string getter.

Get a string representation of a category.

Get a string representation of a doc_flag.

Test file extension and mime if available

Same as content with offset=0, converted to s16le.

Get a string representation of a namespace.

Add toplevel definitions to builtins so they can be looked during the evaluation of the next scripts.

Program used for text-to-speech.

Release a namespace, deleting all associated commands.

Decode an url.

Encode an url.

Split an URL to return host, port and URI.

User-agent for liquidsoap

Build a constant function.

Build a function from an OCaml function.

Substitution of configured variables

String describing the software.

String describing the version.

Default number of video channels.

Plugin to register new converters.

Height of video images.

Video length, in ticks.

Video rate (in images per second).

Width of video images.

Waits for f() to become true on condition c.