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sysaudio: add webaudio backend

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Ali Chraghi 2022-12-25 13:13:00 +03:30 • committed by Stephen Gutekanst
parent 052d3a7da8
commit f9b3ac2106
11 changed files with 841 additions and 487 deletions
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156
libs/sysaudio/src/wasapi/win32.zig
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@ -1272,6 +1272,162 @@ pub const IAudioClient = extern struct {
}
pub usingnamespace MethodMixin(@This());
};
pub const AUDCLNT_STREAMOPTIONS = enum(u32) {
NONE = 0,
RAW = 1,
MATCH_FORMAT = 2,
AMBISONICS = 4,
};
pub const AudioClientProperties = extern struct {
cbSize: u32,
bIsOffload: BOOL,
eCategory: AUDIO_STREAM_CATEGORY,
Options: AUDCLNT_STREAMOPTIONS,
};
pub const AUDIO_STREAM_CATEGORY = enum(i32) {
Other = 0,
ForegroundOnlyMedia = 1,
Communications = 3,
Alerts = 4,
SoundEffects = 5,
GameEffects = 6,
GameMedia = 7,
GameChat = 8,
Speech = 9,
Movie = 10,
Media = 11,
FarFieldSpeech = 12,
UniformSpeech = 13,
VoiceTyping = 14,
};
const IID_IAudioClient2 = &Guid.initString("726778cd-f60a-4eda-82de-e47610cd78aa");
pub const IAudioClient2 = extern struct {
pub const VTable = extern struct {
base: IAudioClient.VTable,
IsOffloadCapable: switch (@import("builtin").zig_backend) {
.stage1 => fn (
self: *const IAudioClient2,
Category: AUDIO_STREAM_CATEGORY,
pbOffloadCapable: ?*BOOL,
) callconv(WINAPI) HRESULT,
else => *const fn (
self: *const IAudioClient2,
Category: AUDIO_STREAM_CATEGORY,
pbOffloadCapable: ?*BOOL,
) callconv(WINAPI) HRESULT,
},
SetClientProperties: switch (@import("builtin").zig_backend) {
.stage1 => fn (
self: *const IAudioClient2,
pProperties: ?*const AudioClientProperties,
) callconv(WINAPI) HRESULT,
else => *const fn (
self: *const IAudioClient2,
pProperties: ?*const AudioClientProperties,
) callconv(WINAPI) HRESULT,
},
GetBufferSizeLimits: switch (@import("builtin").zig_backend) {
.stage1 => fn (
self: *const IAudioClient2,
pFormat: ?*const WAVEFORMATEX,
bEventDriven: BOOL,
phnsMinBufferDuration: ?*i64,
phnsMaxBufferDuration: ?*i64,
) callconv(WINAPI) HRESULT,
else => *const fn (
self: *const IAudioClient2,
pFormat: ?*const WAVEFORMATEX,
bEventDriven: BOOL,
phnsMinBufferDuration: ?*i64,
phnsMaxBufferDuration: ?*i64,
) callconv(WINAPI) HRESULT,
},
};
vtable: *const VTable,
pub fn MethodMixin(comptime T: type) type {
return struct {
pub usingnamespace IAudioClient.MethodMixin(T);
pub inline fn IsOffloadCapable(self: *const T, Category: AUDIO_STREAM_CATEGORY, pbOffloadCapable: ?*BOOL) HRESULT {
return @ptrCast(*const IAudioClient2.VTable, self.vtable).IsOffloadCapable(@ptrCast(*const IAudioClient2, self), Category, pbOffloadCapable);
}
pub inline fn SetClientProperties(self: *const T, pProperties: ?*const AudioClientProperties) HRESULT {
return @ptrCast(*const IAudioClient2.VTable, self.vtable).SetClientProperties(@ptrCast(*const IAudioClient2, self), pProperties);
}
pub inline fn GetBufferSizeLimits(self: *const T, pFormat: ?*const WAVEFORMATEX, bEventDriven: BOOL, phnsMinBufferDuration: ?*i64, phnsMaxBufferDuration: ?*i64) HRESULT {
return @ptrCast(*const IAudioClient2.VTable, self.vtable).GetBufferSizeLimits(@ptrCast(*const IAudioClient2, self), pFormat, bEventDriven, phnsMinBufferDuration, phnsMaxBufferDuration);
}
};
}
pub usingnamespace MethodMixin(@This());
};
pub const IID_IAudioClient3 = &Guid.initString("7ed4ee07-8e67-4cd4-8c1a-2b7a5987ad42");
pub const IAudioClient3 = extern struct {
pub const VTable = extern struct {
base: IAudioClient2.VTable,
GetSharedModeEnginePeriod: switch (@import("builtin").zig_backend) {
.stage1 => fn (
self: *const IAudioClient3,
pFormat: ?*const WAVEFORMATEX,
pDefaultPeriodInFrames: ?*u32,
pFundamentalPeriodInFrames: ?*u32,
pMinPeriodInFrames: ?*u32,
pMaxPeriodInFrames: ?*u32,
) callconv(WINAPI) HRESULT,
else => *const fn (
self: *const IAudioClient3,
pFormat: ?*const WAVEFORMATEX,
pDefaultPeriodInFrames: ?*u32,
pFundamentalPeriodInFrames: ?*u32,
pMinPeriodInFrames: ?*u32,
pMaxPeriodInFrames: ?*u32,
) callconv(WINAPI) HRESULT,
},
GetCurrentSharedModeEnginePeriod: switch (@import("builtin").zig_backend) {
.stage1 => fn (
self: *const IAudioClient3,
ppFormat: ?*?*WAVEFORMATEX,
pCurrentPeriodInFrames: ?*u32,
) callconv(WINAPI) HRESULT,
else => *const fn (
self: *const IAudioClient3,
ppFormat: ?*?*WAVEFORMATEX,
pCurrentPeriodInFrames: ?*u32,
) callconv(WINAPI) HRESULT,
},
InitializeSharedAudioStream: switch (@import("builtin").zig_backend) {
.stage1 => fn (
self: *const IAudioClient3,
StreamFlags: u32,
PeriodInFrames: u32,
pFormat: ?*const WAVEFORMATEX,
AudioSessionGuid: ?*const Guid,
) callconv(WINAPI) HRESULT,
else => *const fn (
self: *const IAudioClient3,
StreamFlags: u32,
PeriodInFrames: u32,
pFormat: ?*const WAVEFORMATEX,
AudioSessionGuid: ?*const Guid,
) callconv(WINAPI) HRESULT,
},
};
vtable: *const VTable,
pub fn MethodMixin(comptime T: type) type {
return struct {
pub usingnamespace IAudioClient2.MethodMixin(T);
pub inline fn GetSharedModeEnginePeriod(self: *const T, pFormat: ?*const WAVEFORMATEX, pDefaultPeriodInFrames: ?*u32, pFundamentalPeriodInFrames: ?*u32, pMinPeriodInFrames: ?*u32, pMaxPeriodInFrames: ?*u32) HRESULT {
return @ptrCast(*const IAudioClient3.VTable, self.vtable).GetSharedModeEnginePeriod(@ptrCast(*const IAudioClient3, self), pFormat, pDefaultPeriodInFrames, pFundamentalPeriodInFrames, pMinPeriodInFrames, pMaxPeriodInFrames);
}
pub inline fn GetCurrentSharedModeEnginePeriod(self: *const T, ppFormat: ?*?*WAVEFORMATEX, pCurrentPeriodInFrames: ?*u32) HRESULT {
return @ptrCast(*const IAudioClient3.VTable, self.vtable).GetCurrentSharedModeEnginePeriod(@ptrCast(*const IAudioClient3, self), ppFormat, pCurrentPeriodInFrames);
}
pub inline fn InitializeSharedAudioStream(self: *const T, StreamFlags: u32, PeriodInFrames: u32, pFormat: ?*const WAVEFORMATEX, AudioSessionGuid: ?*const Guid) HRESULT {
return @ptrCast(*const IAudioClient3.VTable, self.vtable).InitializeSharedAudioStream(@ptrCast(*const IAudioClient3, self), StreamFlags, PeriodInFrames, pFormat, AudioSessionGuid);
}
};
}
pub usingnamespace MethodMixin(@This());
};
pub extern "ole32" fn CoTaskMemFree(pv: ?*anyopaque) callconv(WINAPI) void;
pub const IID_IAudioRenderClient = &Guid.initString("f294acfc-3146-4483-a7bf-addca7c260e2");
pub const IAudioRenderClient = extern struct {