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// Copyright 2019 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
module chromeos_camera.mojom;
import "media/mojo/mojom/media_types.mojom";
// This structure defines a DMA-buf buffer plane. |fd_handle| holds the DMA-buf
// file descriptor. The layout is specified by |stride|, |offset| and |size|.
struct DmaBufPlane {
handle fd_handle;
int32 stride;
uint32 offset;
uint32 size;
};
// This structure defines a simplified version of media::VideoFrame backed by
// DMA-bufs (see media/base/video_frame.h) for Chrome OS usage. The video frame
// has pixel format |format| and coded size |coded_width|x|coded_height|.
// Per-plane DMA-buf FDs and layouts are defined in |planes|.
struct DmaBufVideoFrame {
media.mojom.VideoPixelFormat format;
uint32 coded_width;
uint32 coded_height;
array<DmaBufPlane> planes;
};
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