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media / mojo / mojom / audio_data.mojom [blame]

// Copyright 2022 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

module media.mojom;

// This defines a mojo transport format for an interleaved, signed
// 16-bit audio buffer.
// Marked [Stable], enabling its use across the LaCrOS/Ash boundary as part of
// the speech recognition API.
[Stable]
struct AudioDataS16 {
  // Number of channels.
  int32 channel_count;

  // Sample rate of the buffer.
  int32 sample_rate;

  // Number of frames in the buffer.
  int32 frame_count;

  // Channel data.
  array<int16> data;
};