38 lines
1.3 KiB
C#
38 lines
1.3 KiB
C#
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namespace RemSound.Core;
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/// <summary>
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/// Audio format announcement carried in every Format packet. <see cref="Lane"/> was added
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/// 2026-05-11 alongside the BothIndependent audio mode — see <see cref="RenderRoute"/> for
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/// the semantics. The field is wire-backward-compatible: old receivers parse the first 32
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/// bytes of the format payload and ignore the extra; new receivers reading a 32-byte
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/// payload from an old sender default Lane to <see cref="RenderRoute.Mixed"/>.
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/// </summary>
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public sealed record AudioFormatInfo(
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int SampleRate,
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int Channels,
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int BitsPerSample,
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int Encoding,
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int BlockAlign,
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int AverageBytesPerSecond,
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int Codec = (int)AudioTransportCodec.Pcm,
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int FrameDurationMilliseconds = 10,
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RenderRoute Lane = RenderRoute.Mixed)
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{
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public override string ToString()
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{
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var encodingName = Encoding switch
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{
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1 => "PCM",
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3 => "IEEE float",
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_ => $"encoding {Encoding}"
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};
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var codecName = (AudioTransportCodec)Codec switch
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{
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AudioTransportCodec.Opus => $" over Opus ({FrameDurationMilliseconds} ms)",
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_ => ""
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};
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var laneName = Lane == RenderRoute.Mixed ? "" : $" [{Lane}]";
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return $"{SampleRate} Hz, {Channels} channel(s), {BitsPerSample}-bit {encodingName}{codecName}{laneName}";
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}
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}
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