package taglib

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Get audio properties interface

package taglib

taglib
- Taglib
  - File
  - Inline
    
    Id3v2

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type file_type = [

| `Autodetect
| `Mpeg
| `OggVorbis
| `OggOpus
| `Flac
| `Mpc
| `OggFlac
| `WavPack
| `Speex
| `TrueAudio
| `Mp4
| `Asf

]

Supported file types. Warning, types: WavPack, * Speex and TrueAudio are only supported in * Taglib >= 1.5. * Types: Mp4, Asf are only supported with * Taglib >= 1.6. * Type: OggOpus is only supported with * Taglib >= 1.9 and does not seem to be supported * in `Autodetect mode.

type 'a file_tag constraint 'a = [< file_type ]

Type for a file.

type 'a file = 'a file_tag t

exception Closed

Raised when using a file that has been closed

exception Not_implemented

Raised when using a file format not supported by * the system's taglib library.

exception Invalid_file

Raised when taglib cannot parse a file.

val open_file : file_type -> string -> file_type file

Open a file.

Raises Not_found if file does not exist or could not be opened.

Raises Invalid_file if taglib could not parse the file.

Raises Not_implemented if given file_type is not implemented by taglib.

val close_file : file_type file -> unit

val file_save : file_type file -> bool

val file_type : file_type file -> file_type

val properties : file_type file -> (string, string list) Hashtbl.t

val set_properties : file_type file -> (string, string list) Hashtbl.t -> unit

Get audio properties interface

val audioproperties_length : file_type file -> int

val audioproperties_bitrate : file_type file -> int

val audioproperties_samplerate : file_type file -> int

val audioproperties_channels : file_type file -> int