59 lines
1.9 KiB
Text
59 lines
1.9 KiB
Text
/* -*- Mode: IDL; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
|
|
/* This Source Code Form is subject to the terms of the Mozilla Public
|
|
* License, v. 2.0. If a copy of the MPL was not distributed with this file,
|
|
* You can obtain one at http://mozilla.org/MPL/2.0/.
|
|
*
|
|
* The origin of this IDL file is
|
|
* https://w3c.github.io/webcodecs/#audiodata
|
|
*/
|
|
|
|
// [Serializable, Transferable] are implemented without adding attributes here,
|
|
// but directly with {Read,Write}StructuredClone and Transfer/FromTransfered.
|
|
[Exposed=(Window,DedicatedWorker), Pref="dom.media.webcodecs.enabled"]
|
|
interface AudioData {
|
|
[Throws]
|
|
constructor(AudioDataInit init);
|
|
|
|
readonly attribute AudioSampleFormat? format;
|
|
readonly attribute float sampleRate;
|
|
readonly attribute unsigned long numberOfFrames;
|
|
readonly attribute unsigned long numberOfChannels;
|
|
readonly attribute unsigned long long duration; // microseconds
|
|
readonly attribute long long timestamp; // microseconds
|
|
|
|
[Throws]
|
|
unsigned long allocationSize(AudioDataCopyToOptions options);
|
|
[Throws]
|
|
undefined copyTo(AllowSharedBufferSource destination, AudioDataCopyToOptions options);
|
|
[Throws]
|
|
AudioData clone();
|
|
undefined close();
|
|
};
|
|
|
|
dictionary AudioDataInit {
|
|
required AudioSampleFormat format;
|
|
required float sampleRate;
|
|
required [EnforceRange] unsigned long numberOfFrames;
|
|
required [EnforceRange] unsigned long numberOfChannels;
|
|
required [EnforceRange] long long timestamp; // microseconds
|
|
required AllowSharedBufferSource data;
|
|
sequence<ArrayBuffer> transfer = [];
|
|
};
|
|
|
|
enum AudioSampleFormat {
|
|
"u8",
|
|
"s16",
|
|
"s32",
|
|
"f32",
|
|
"u8-planar",
|
|
"s16-planar",
|
|
"s32-planar",
|
|
"f32-planar",
|
|
};
|
|
|
|
dictionary AudioDataCopyToOptions {
|
|
required [EnforceRange] unsigned long planeIndex;
|
|
[EnforceRange] unsigned long frameOffset = 0;
|
|
[EnforceRange] unsigned long frameCount;
|
|
AudioSampleFormat format;
|
|
};
|