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Diffstat (limited to 'va/egl/va_egl.c')
-rw-r--r-- | va/egl/va_egl.c | 81 |
1 files changed, 0 insertions, 81 deletions
diff --git a/va/egl/va_egl.c b/va/egl/va_egl.c deleted file mode 100644 index 3462183..0000000 --- a/va/egl/va_egl.c +++ /dev/null @@ -1,81 +0,0 @@ -/* - * Copyright (c) 2007 Intel Corporation. All Rights Reserved. - * - * Permission is hereby granted, free of charge, to any person obtaining a - * copy of this software and associated documentation files (the - * "Software"), to deal in the Software without restriction, including - * without limitation the rights to use, copy, modify, merge, publish, - * distribute, sub license, and/or sell copies of the Software, and to - * permit persons to whom the Software is furnished to do so, subject to - * the following conditions: - * - * The above copyright notice and this permission notice (including the - * next paragraph) shall be included in all copies or substantial portions - * of the Software. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS - * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF - * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. - * IN NO EVENT SHALL PRECISION INSIGHT AND/OR ITS SUPPLIERS BE LIABLE FOR - * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, - * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE - * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. - */ - -/* - * Initial EGL backend, and subject to change - * - * Gstreamer gst-gltexture has a framework to support associating a buffer - * to a texture via EGL_KHR_image_base and GL_OES_EGL_image_external. - * - * EGL_KHR_image_base: - * EGLImageKHR eglCreateImageKHR( - * EGLDisplay dpy, - * EGLContext ctx, - * EGLenum target, - * EGLClientBuffer buffer, - * const EGLint *attrib_list) - * - * GL_OES_EGL_image_external: - * This extension provides a mechanism for creating EGLImage texture targets - * from EGLImages. This extension defines a new texture target TEXTURE_EXTERNAL_OES. - * This texture target can only be specified using an EGLImage. - * The first eglCreateImageKHR will create an EGLImage from an EGLClientBufferm, and with - * an EGLImage, gst-gltexture can use GL_OES_EGL_image_external extension to create textures. - * - * eglCreateImageKHR and GL_OES_EGL_image_external are all called directly from gst-gltexture, - * thus the simplest way to support gst-gltexture is defining a new API to pass EGLClientBuffer - * to gst-gltexture. - * - * EGLClientBuffer is gfx/video driver implementation specific (?). It means we need to pass up - * the low-level buffer ID (or handle) of the decoded surface to gst-gltexture, and gst-gltexture - * then pass down it to gfx driver. - * - * Bellow API vaGetEGLClientBufferFromSurface is for this purpose - */ - -#include "va.h" -#include "va_backend_egl.h" -#include "va_egl.h" -#include "va_internal.h" - - -VAStatus vaGetEGLClientBufferFromSurface ( - VADisplay dpy, - VASurfaceID surface, - EGLClientBuffer *buffer /* out*/ -) -{ - VADriverContextP ctx; - struct VADriverVTableEGL *va_egl; - CHECK_DISPLAY(dpy); - ctx = CTX(dpy); - - va_egl = (struct VADriverVTableEGL *)ctx->vtable_egl; - if (va_egl && va_egl->vaGetEGLClientBufferFromSurface) { - return va_egl->vaGetEGLClientBufferFromSurface(ctx, surface, buffer); - } else - return VA_STATUS_ERROR_UNIMPLEMENTED; -} - - |