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LibWeb: Start filling out BaseAudioContext/AudioContext interfaces

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- Fills out both IDLs and implements some basic attributes/methods.
- No actual audio processing yet though :^)
This commit is contained in:
Daniel Adams 2023-06-27 13:34:51 -04:00 • committed by Andreas Kling
parent 30e67721ae
commit 49e6414c58
8 changed files with 407 additions and 8 deletions
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27
Userland/Libraries/LibWeb/WebAudio/AudioContext.idl
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@ -1,8 +1,31 @@
#import <WebAudio/BaseAudioContext.idl>
// https://www.w3.org/TR/webaudio/#enumdef-audiocontextlatencycategory
enum AudioContextLatencyCategory { "balanced", "interactive", "playback" };
// https://webaudio.github.io/web-audio-api/#AudioContext
[Exposed=Window]
interface AudioContext : BaseAudioContext {
// FIXME: Should be constructor (optional AudioContextOptions contextOptions = {});
constructor();
constructor(optional AudioContextOptions contextOptions = {});
readonly attribute double baseLatency;
readonly attribute double outputLatency;
AudioTimestamp getOutputTimestamp ();
Promise<undefined> resume ();
Promise<undefined> suspend ();
Promise<undefined> close ();
// FIXME: MediaElementAudioSourceNode createMediaElementSource (HTMLMediaElement mediaElement);
// FIXME: MediaStreamAudioSourceNode createMediaStreamSource (MediaStream mediaStream);
// FIXME: MediaStreamTrackAudioSourceNode createMediaStreamTrackSource (MediaStreamTrack mediaStreamTrack);
// FIXME: MediaStreamAudioDestinationNode createMediaStreamDestination ();
};
dictionary AudioContextOptions {
AudioContextLatencyCategory latencyHint = "interactive";
float sampleRate;
};
dictionary AudioTimestamp {
double contextTime;
// FIXME: Should be DOMHighResTimeStamp, but DOMHighResTimeStamp doesn't get parsed as a double during codegen
double performanceTime;
};