gecko/gfx/layers/ImageTypes.h
2012-08-21 18:22:58 +08:00

84 lines
2.2 KiB
C++

/* -*- 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
namespace mozilla {
enum 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 GrallocPlanarYCbCrImage, a
* subtype of PlanarYCbCrImage. It takes a PlanarYCbCrImage data and can be
* used as a texture by Gonk backend directly.
*/
GRALLOC_PLANAR_YCBCR,
/**
* 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 ThebesLayer 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,
/**
* The MAC_IO_SURFACE format creates a MacIOSurfaceImage.
*
* It wraps an IOSurface object and binds it directly to a GL texture.
*/
MAC_IO_SURFACE,
/**
* The GONK_IO_SURFACE format creates a GonkIOSurfaceImage.
*
* It wraps an GraphicBuffer object and binds it directly to a GL texture.
*/
GONK_IO_SURFACE,
/**
* An bitmap image that can be shared with a remote process.
*/
REMOTE_IMAGE_BITMAP,
/**
* A OpenGL texture that can be shared across threads or processes
*/
SHARED_TEXTURE,
/**
* An DXGI shared surface handle that can be shared with a remote process.
*/
REMOTE_IMAGE_DXGI_TEXTURE
};
enum StereoMode {
STEREO_MODE_MONO,
STEREO_MODE_LEFT_RIGHT,
STEREO_MODE_RIGHT_LEFT,
STEREO_MODE_BOTTOM_TOP,
STEREO_MODE_TOP_BOTTOM
};
} // namespace
#endif