mirrors/ladybird
0
0
Fork 0
mirror of https://github.com/LadybirdBrowser/ladybird.git synced 2025-08-07 08:39:22 +00:00
Code Issues Projects Releases Packages Wiki Activity Actions 9

LibWeb: Implement MediaCapabilities.decodingInfo()

Browse source
This commit is contained in:
Psychpsyo 2025-02-12 17:29:29 +01:00 • committed by Andrew Kaster
commit 0206697d36
Notes: github-actions[bot] 2025-02-18 17:19:43 +00:00
10 changed files with 1047 additions and 1 deletions
Download patch file Download diff file Expand all files Collapse all files

111
Libraries/LibWeb/MediaCapabilitiesAPI/MediaCapabilities.h
View file

@ -1,5 +1,6 @@
/*
* Copyright (c) 2024, Jamie Mansfield <jmansfield@cadixdev.org>
* Copyright (c) 2025, Psychpsyo <psychpsyo@gmail.com>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
@ -7,9 +8,100 @@
#pragma once
#include <LibWeb/Bindings/PlatformObject.h>
#include <LibWeb/EncryptedMediaExtensions/EncryptedMediaExtensions.h>
namespace Web::MediaCapabilitiesAPI {
// https://w3c.github.io/media-capabilities/#dictdef-videoconfiguration
struct VideoConfiguration {
String content_type;
WebIDL::UnsignedLong width;
WebIDL::UnsignedLong height;
Optional<WebIDL::UnsignedLongLong> bitrate;
double framerate;
Optional<bool> has_alpha_channel;
Optional<Bindings::HdrMetadataType> hdr_metadata_type;
Optional<Bindings::ColorGamut> color_gamut;
Optional<Bindings::TransferFunction> transfer_function;
Optional<String> scalability_mode;
Optional<bool> spatial_scalability;
// https://w3c.github.io/media-capabilities/#valid-video-configuration
bool is_valid_video_configuration() const;
};
// https://w3c.github.io/media-capabilities/#dictdef-audioconfiguration
struct AudioConfiguration {
String content_type;
Optional<String> channels;
Optional<WebIDL::UnsignedLongLong> bitrate;
Optional<WebIDL::UnsignedLong> samplerate;
Optional<bool> spatial_rendering;
// https://w3c.github.io/media-capabilities/#valid-audio-configuration
bool is_valid_audio_configuration() const;
};
// https://w3c.github.io/media-capabilities/#dictdef-mediaconfiguration
struct MediaConfiguration {
Optional<VideoConfiguration> video;
Optional<AudioConfiguration> audio;
// https://w3c.github.io/media-capabilities/#valid-mediaconfiguration
bool is_valid_media_configuration() const;
};
// https://w3c.github.io/media-capabilities/#keysystemtrackconfiguration
struct KeySystemTrackConfiguration {
String robustness;
Optional<String> encryption_scheme;
};
// https://w3c.github.io/media-capabilities/#mediacapabilitieskeysystemconfiguration
struct MediaCapabilitiesKeySystemConfiguration {
String key_system;
String init_data_type;
Bindings::MediaKeysRequirement distinctive_identifier;
Bindings::MediaKeysRequirement persistent_state;
Optional<Vector<String>> session_types;
Optional<KeySystemTrackConfiguration> audio;
Optional<KeySystemTrackConfiguration> video;
};
// https://w3c.github.io/media-capabilities/#dictdef-mediadecodingconfiguration
struct MediaDecodingConfiguration : public MediaConfiguration {
Bindings::MediaDecodingType type;
Optional<MediaCapabilitiesKeySystemConfiguration> key_system_configuration;
// https://w3c.github.io/media-capabilities/#valid-mediadecodingconfiguration
bool is_valid_media_decoding_configuration() const;
};
// https://w3c.github.io/media-capabilities/#dictdef-mediaencodingconfiguration
struct MediaEncodingConfiguration : public MediaConfiguration {
Bindings::MediaEncodingType type;
};
// https://w3c.github.io/media-capabilities/#media-capabilities-info
struct MediaCapabilitiesInfo {
bool supported;
bool smooth;
bool power_efficient;
};
// https://w3c.github.io/media-capabilities/#dictdef-mediacapabilitiesdecodinginfo
struct MediaCapabilitiesDecodingInfo : public MediaCapabilitiesInfo {
MediaDecodingConfiguration configuration;
Optional<MediaCapabilitiesKeySystemConfiguration> key_system_configuration;
GC::Ref<JS::Object> to_object(JS::Realm&);
};
struct MediaCapabilitiesEncodingInfo : public MediaCapabilitiesInfo {
Optional<MediaEncodingConfiguration> configuration;
};
// https://w3c.github.io/media-capabilities/#media-capabilities-interface
class MediaCapabilities final : public Bindings::PlatformObject {
WEB_PLATFORM_OBJECT(MediaCapabilities, Bindings::PlatformObject);
GC_DECLARE_ALLOCATOR(MediaCapabilities);
@ -18,10 +110,29 @@ public:
static GC::Ref<MediaCapabilities> create(JS::Realm&);
virtual ~MediaCapabilities() override = default;
// https://w3c.github.io/media-capabilities/#dom-mediacapabilities-decodinginfo
GC::Ref<WebIDL::Promise> decoding_info(MediaDecodingConfiguration const&);
private:
MediaCapabilities(JS::Realm&);
virtual void initialize(JS::Realm&) override;
// https://w3c.github.io/media-capabilities/#valid-mediadecodingconfiguration
bool is_valid_media_decoding_configuration() const;
};
// https://w3c.github.io/media-capabilities/#queue-a-media-capabilities-task
void queue_a_media_capabilities_task(JS::VM& vm, Function<void()>);
// https://w3c.github.io/media-capabilities/#create-a-mediacapabilitiesdecodinginfo
MediaCapabilitiesDecodingInfo create_a_media_capabilities_decoding_info(MediaDecodingConfiguration);
bool is_able_to_decode_media(MediaDecodingConfiguration configuration);
// https://w3c.github.io/media-capabilities/#valid-audio-mime-type
bool is_valid_audio_mime_type(StringView);
// https://w3c.github.io/media-capabilities/#valid-video-mime-type
bool is_valid_video_mime_type(StringView);
}