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// Copyright 2017 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 ui.ozone.mojom;
import "mojo/common/file.mojom";
import "mojo/common/file_path.mojom";
import "ui/display/mojo/display_constants.mojom";
import "ui/display/mojo/display_mode.mojom";
import "ui/display/mojo/display_snapshot.mojom";
import "ui/display/mojo/gamma_ramp_rgb_entry.mojom";
import "ui/gfx/geometry/mojo/geometry.mojom";
import "ui/gfx/mojo/accelerated_widget.mojom";
import "ui/ozone/public/interfaces/overlay_surface_candidate.mojom";
// The viz process on CrOS implements the DrmDevice
// service to let the viz host and clients manage DRM displays.
// All functions in DrmDevice are implemented by the lower privilege viz
// process.
interface DrmDevice {
// Starts the DRM service and returns true on success.
[Sync]
StartDrmDevice() => (bool success);
// Creates scanout capable DRM buffers to back |widget|.
CreateWindow(gfx.mojom.AcceleratedWidget widget);
// Destroys the DRM buffers backing |widget|.
DestroyWindow(gfx.mojom.AcceleratedWidget widget);
// Sets the size of the DRM buffer for |widget|.
SetWindowBounds(gfx.mojom.AcceleratedWidget widget, gfx.mojom.Rect bounds);
// Takes control of the display and invoke a provided callback with a boolean
// status.
TakeDisplayControl() => (bool success);
// Releases control of the display and invoke a provided callback with a
// boolean status.
RelinquishDisplayControl() => (bool success);
// Requests a callback providing a list of the available displays.
RefreshNativeDisplays() =>
(array<display.mojom.DisplaySnapshot> display_snapshots);
// Transfers ownership of a DRM device to the GPU process.
AddGraphicsDevice(mojo.common.mojom.FilePath path,
mojo.common.mojom.File file);
// Instructs the GPU to abandon a DRM device.
RemoveGraphicsDevice(mojo.common.mojom.FilePath path);
// Instructs the GPU to disable a DRM device.
DisableNativeDisplay(int64 display_id) => (int64 display_id, bool success);
// Configures a DRM display returning true on success.
ConfigureNativeDisplay(int64 display_id,
display.mojom.DisplayMode display_mode,
gfx.mojom.Point point) =>
(int64 display_id, bool success);
// Gets or sets high-definition content protection (HDCP) (DRM as in
// digital rights management) state.
GetHDCPState(int64 display_id) =>
(int64 display_id, bool success, display.mojom.HDCPState state);
SetHDCPState(int64 display_id, display.mojom.HDCPState state) =>
(int64 display_id, bool success);
// Sets a color correction gamma table.
SetColorCorrection(int64 display_id,
array<display.mojom.GammaRampRGBEntry> degamma_lut,
array<display.mojom.GammaRampRGBEntry> gamma_lut,
array<float> correction_matrix);
// Verifies if the display controller can successfully scanout the given set
// of OverlaySurfaceCandidates and return the status associated with each
// candidate.
CheckOverlayCapabilities(gfx.mojom.AcceleratedWidget widget,
array<ui.ozone.mojom.OverlaySurfaceCandidate> candidates) =>
(gfx.mojom.AcceleratedWidget widget,
array<ui.ozone.mojom.OverlaySurfaceCandidate> candidates,
array<ui.ozone.mojom.OverlayStatus> status);
};
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