gecko-dev/gfx/layers/ImageTypes.h

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/* -*- Mode: C++; tab-width: 20; indent-tabs-mode: nil; c-basic-offset: 2 -*-
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#ifndef GFX_IMAGETYPES_H
#define GFX_IMAGETYPES_H
#include "mozilla/TypedEnum.h"
namespace mozilla {
MOZ_BEGIN_ENUM_CLASS(ImageFormat)
/**
* The PLANAR_YCBCR format creates a PlanarYCbCrImage. All backends should
* support this format, because the Ogg video decoder depends on it.
* The maximum image width and height is 16384.
*/
PLANAR_YCBCR,
/**
* The GRALLOC_PLANAR_YCBCR format creates a GrallocImage, a subtype of
* PlanarYCbCrImage. It takes a PlanarYCbCrImage data or the raw gralloc
* data and can be used as a texture by Gonk backend directly.
*/
GRALLOC_PLANAR_YCBCR,
/**
* The GONK_CAMERA_IMAGE format creates a GonkCameraImage, which contains two
* parts. One is GrallocImage image for preview image. Another one is
* MediaBuffer from Gonk recording image. The preview image can be rendered in
* a layer for display. And the MediaBuffer will be used in component like OMX
* encoder. It is for GUM to support preview and recording image on Gonk
* camera.
*/
GONK_CAMERA_IMAGE,
/**
* The SHARED_RGB format creates a SharedRGBImage, which stores RGB data in
* shared memory. Some Android hardware video decoders require this format.
* Currently only used on Android.
*/
SHARED_RGB,
/**
* The CAIRO_SURFACE format creates a CairoImage. All backends should
* support this format, because video rendering sometimes requires it.
*
* This format is useful even though a PaintedLayer could be used.
* It makes it easy to render a cairo surface when another Image format
* could be used. It can also avoid copying the surface data in some
* cases.
*
* Images in CAIRO_SURFACE format should only be created and
* manipulated on the main thread, since the underlying cairo surface
* is main-thread-only.
*/
CAIRO_SURFACE,
/**
* A MacIOSurface object.
*/
MAC_IOSURFACE,
/**
* An Android SurfaceTexture ID that can be shared across threads and
* processes.
*/
SURFACE_TEXTURE,
/**
* An EGL Image that can be shared across threads.
*/
EGLIMAGE,
/**
* The D3D9_RGB32_TEXTURE format creates a D3D9SurfaceImage, and wraps a
* IDirect3DTexture9 in RGB32 layout.
*/
D3D9_RGB32_TEXTURE,
/**
* An Image type carries an opaque handle once for each stream.
* The opaque handle would be a platform specific identifier.
*/
OVERLAY_IMAGE
MOZ_END_ENUM_CLASS(ImageFormat)
MOZ_BEGIN_ENUM_CLASS(StereoMode)
MONO,
LEFT_RIGHT,
RIGHT_LEFT,
BOTTOM_TOP,
TOP_BOTTOM
MOZ_END_ENUM_CLASS(StereoMode)
} // namespace
#endif