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sysaudio: add webaudio backend

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This commit is contained in:
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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75
libs/sysaudio/src/dummy.zig
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@ -44,19 +44,6 @@ pub const Context = struct {
.devices_info = util.DevicesInfo.init(),
};
try self.devices_info.list.append(self.allocator, dummy_playback);
try self.devices_info.list.append(self.allocator, dummy_capture);
self.devices_info.list.items[0].channels = try allocator.alloc(main.Channel, 1);
self.devices_info.list.items[0].channels[0] = .{
.id = .front_center,
};
self.devices_info.list.items[1].channels = try allocator.alloc(main.Channel, 1);
self.devices_info.list.items[1].channels[0] = .{
.id = .front_center,
};
self.devices_info.setDefault(.playback, 0);
self.devices_info.setDefault(.capture, 1);
return .{ .dummy = self };
}
@ -68,7 +55,22 @@ pub const Context = struct {
}
pub fn refresh(self: *Context) !void {
_ = self;
for (self.devices_info.list.items) |d|
freeDevice(self.allocator, d);
self.devices_info.clear(self.allocator);
try self.devices_info.list.append(self.allocator, dummy_playback);
try self.devices_info.list.append(self.allocator, dummy_capture);
self.devices_info.list.items[0].channels = try self.allocator.alloc(main.Channel, 1);
self.devices_info.list.items[0].channels[0] = .{
.id = .front_center,
};
self.devices_info.list.items[1].channels = try self.allocator.alloc(main.Channel, 1);
self.devices_info.list.items[1].channels[0] = .{
.id = .front_center,
};
self.devices_info.setDefault(.playback, 0);
self.devices_info.setDefault(.capture, 1);
}
pub fn devices(self: Context) []const main.Device {
@ -80,29 +82,33 @@ pub const Context = struct {
}
pub fn createPlayer(self: *Context, device: main.Device, writeFn: main.WriteFn, options: main.Player.Options) !backends.BackendPlayer {
_ = self;
_ = writeFn;
return .{
.dummy = .{
._channels = device.channels,
._format = options.format,
.sample_rate = options.sample_rate,
.is_paused = false,
.vol = 1.0,
},
var player = try self.allocator.create(Player);
player.* = .{
.allocator = self.allocator,
.sample_rate = options.sample_rate,
.is_paused = false,
.vol = 1.0,
.channels = device.channels,
.format = options.format,
.write_step = 0,
};
return .{ .dummy = player };
}
};
pub const Player = struct {
_channels: []main.Channel,
_format: main.Format,
allocator: std.mem.Allocator,
sample_rate: u24,
is_paused: bool,
vol: f32,
pub fn deinit(self: Player) void {
_ = self;
channels: []main.Channel,
format: main.Format,
write_step: u8,
pub fn deinit(self: *Player) void {
self.allocator.destroy(self);
}
pub fn start(self: Player) !void {
@ -129,21 +135,6 @@ pub const Player = struct {
return self.vol;
}
pub fn writeRaw(self: Player, channel: main.Channel, frame: usize, sample: anytype) void {
_ = self;
_ = channel;
_ = frame;
_ = sample;
}
pub fn channels(self: Player) []main.Channel {
return self._channels;
}
pub fn format(self: Player) main.Format {
return self._format;
}
pub fn sampleRate(self: Player) u24 {
return self.sample_rate;
}