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5f57596520
I can't actually spot in the spec where it explicitly says to pass this through (unlike the AudioContext constructor) - but clearly this needs to be passed through for an OfflineAudioContext to actually have a sample rate!
93 lines
3.5 KiB
C++
93 lines
3.5 KiB
C++
/*
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* Copyright (c) 2024, Shannon Booth <shannon@serenityos.org>
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*
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* SPDX-License-Identifier: BSD-2-Clause
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*/
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#include <LibWeb/Bindings/Intrinsics.h>
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#include <LibWeb/HTML/EventNames.h>
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#include <LibWeb/HTML/Window.h>
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#include <LibWeb/WebAudio/OfflineAudioContext.h>
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namespace Web::WebAudio {
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JS_DEFINE_ALLOCATOR(OfflineAudioContext);
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WebIDL::ExceptionOr<JS::NonnullGCPtr<OfflineAudioContext>> OfflineAudioContext::construct_impl(JS::Realm& realm, OfflineAudioContextOptions const& context_options)
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{
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return construct_impl(realm, context_options.number_of_channels, context_options.length, context_options.sample_rate);
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}
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// https://webaudio.github.io/web-audio-api/#dom-offlineaudiocontext-offlineaudiocontext-numberofchannels-length-samplerate
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WebIDL::ExceptionOr<JS::NonnullGCPtr<OfflineAudioContext>> OfflineAudioContext::construct_impl(JS::Realm& realm,
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WebIDL::UnsignedLong number_of_channels, WebIDL::UnsignedLong length, float sample_rate)
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{
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// The OfflineAudioContext can be constructed with the same arguments as AudioContext.createBuffer.
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// A NotSupportedError exception MUST be thrown if any of the arguments is negative, zero, or outside its nominal range.
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TRY(verify_audio_options_inside_nominal_range(realm, number_of_channels, length, sample_rate));
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return realm.heap().allocate<OfflineAudioContext>(realm, realm, number_of_channels, length, sample_rate);
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}
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OfflineAudioContext::~OfflineAudioContext() = default;
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// https://webaudio.github.io/web-audio-api/#dom-offlineaudiocontext-startrendering
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WebIDL::ExceptionOr<JS::NonnullGCPtr<JS::Promise>> OfflineAudioContext::start_rendering()
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{
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return WebIDL::NotSupportedError::create(realm(), "FIXME: Implement OfflineAudioContext::start_rendering"_fly_string);
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}
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WebIDL::ExceptionOr<JS::NonnullGCPtr<JS::Promise>> OfflineAudioContext::resume()
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{
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return WebIDL::NotSupportedError::create(realm(), "FIXME: Implement OfflineAudioContext::resume"_fly_string);
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}
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WebIDL::ExceptionOr<JS::NonnullGCPtr<JS::Promise>> OfflineAudioContext::suspend(double suspend_time)
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{
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(void)suspend_time;
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return WebIDL::NotSupportedError::create(realm(), "FIXME: Implement OfflineAudioContext::suspend"_fly_string);
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}
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// https://webaudio.github.io/web-audio-api/#dom-offlineaudiocontext-length
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WebIDL::UnsignedLong OfflineAudioContext::length() const
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{
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// The size of the buffer in sample-frames. This is the same as the value of the length parameter for the constructor.
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return m_length;
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}
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// https://webaudio.github.io/web-audio-api/#dom-offlineaudiocontext-oncomplete
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JS::GCPtr<WebIDL::CallbackType> OfflineAudioContext::oncomplete()
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{
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return event_handler_attribute(HTML::EventNames::complete);
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}
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// https://webaudio.github.io/web-audio-api/#dom-offlineaudiocontext-oncomplete
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void OfflineAudioContext::set_oncomplete(JS::GCPtr<WebIDL::CallbackType> value)
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{
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set_event_handler_attribute(HTML::EventNames::complete, value);
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}
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OfflineAudioContext::OfflineAudioContext(JS::Realm& realm, OfflineAudioContextOptions const&)
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: BaseAudioContext(realm)
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{
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}
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OfflineAudioContext::OfflineAudioContext(JS::Realm& realm, WebIDL::UnsignedLong number_of_channels, WebIDL::UnsignedLong length, float sample_rate)
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: BaseAudioContext(realm, sample_rate)
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, m_length(length)
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{
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(void)number_of_channels;
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}
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void OfflineAudioContext::initialize(JS::Realm& realm)
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{
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Base::initialize(realm);
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WEB_SET_PROTOTYPE_FOR_INTERFACE(OfflineAudioContext);
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}
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void OfflineAudioContext::visit_edges(Cell::Visitor& visitor)
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{
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Base::visit_edges(visitor);
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}
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}
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