mach/libs/sysaudio/soundio/InStream.zig
Stephen Gutekanst 052be9a684 sysaudio: soundio: add pause wrapper
Signed-off-by: Stephen Gutekanst <stephen@hexops.com>
2022-08-28 23:37:56 -07:00

62 lines
1.8 KiB
Zig

const c = @import("c.zig");
const intToError = @import("error.zig").intToError;
const Error = @import("error.zig").Error;
const Format = @import("enums.zig").Format;
const ChannelLayout = @import("ChannelLayout.zig");
const InStream = @This();
pub const WriteCallback = if (@import("builtin").zig_backend == .stage1)
fn (stream: ?[*]c.SoundIoInStream, frame_count_min: c_int, frame_count_max: c_int) callconv(.C) void
else
*const fn (stream: ?[*]c.SoundIoInStream, frame_count_min: c_int, frame_count_max: c_int) callconv(.C) void;
handle: *c.SoundIoInStream,
pub fn deinit(self: InStream) void {
c.soundio_instream_destroy(self.handle);
}
pub fn open(self: InStream) Error!void {
try intToError(c.soundio_instream_open(self.handle));
}
pub fn start(self: InStream) Error!void {
try intToError(c.soundio_instream_start(self.handle));
}
pub fn pause(self: InStream) Error!void {
try intToError(c.soundio_instream_pause(self.handle));
}
pub fn beginWrite(self: InStream, areas: [*]?[*]c.SoundIoChannelArea, frame_count: *i32) Error!void {
try intToError(c.soundio_instream_begin_write(
self.handle,
areas,
frame_count,
));
}
pub fn endWrite(self: InStream) Error!void {
try intToError(c.soundio_instream_end_write(self.handle));
}
pub fn setFormat(self: InStream, format: Format) void {
self.handle.*.format = @enumToInt(format);
}
pub fn setWriteCallback(self: InStream, callback: WriteCallback) void {
self.handle.*.write_callback = callback;
}
pub fn layout(self: InStream) ChannelLayout {
return ChannelLayout{ .handle = self.handle.*.layout };
}
pub fn sampleRate(self: InStream) i32 {
return self.handle.*.sample_rate;
}
pub fn layoutError(self: InStream) Error!void {
try intToError(self.handle.*.layout_error);
}