From 6bf0a5cb5034a7e684dcc3500e841785237ce2dd Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sun, 7 Apr 2024 19:32:43 +0200 Subject: Adding upstream version 1:115.7.0. Signed-off-by: Daniel Baumann --- dom/media/gmp/gmp-api/gmp-video-plane.h | 94 +++++++++++++++++++++++++++++++++ 1 file changed, 94 insertions(+) create mode 100644 dom/media/gmp/gmp-api/gmp-video-plane.h (limited to 'dom/media/gmp/gmp-api/gmp-video-plane.h') diff --git a/dom/media/gmp/gmp-api/gmp-video-plane.h b/dom/media/gmp/gmp-api/gmp-video-plane.h new file mode 100644 index 0000000000..58ca1041ca --- /dev/null +++ b/dom/media/gmp/gmp-api/gmp-video-plane.h @@ -0,0 +1,94 @@ +/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ +/* Copyright (c) 2011, The WebRTC project authors. All rights reserved. + * Copyright (c) 2014, Mozilla + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are + * met: + * + ** Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * + ** Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in + * the documentation and/or other materials provided with the + * distribution. + * + ** Neither the name of Google nor the names of its contributors may + * be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR + * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT + * HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, + * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT + * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, + * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY + * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE + * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + */ + +#ifndef GMP_VIDEO_PLANE_h_ +#define GMP_VIDEO_PLANE_h_ + +#include "gmp-errors.h" +#include + +// The implementation backing this interface uses shared memory for the +// buffer(s). This means it can only be used by the "owning" process. +// At first the process which created the object owns it. When the object +// is passed to an interface the creator loses ownership and must Destroy() +// the object. Further attempts to use it may fail due to not being able to +// access the underlying buffer(s). +// +// Methods that create or destroy shared memory must be called on the main +// thread. They are marked below. +class GMPPlane { + public: + // MAIN THREAD ONLY + // CreateEmptyPlane - set allocated size, actual plane size and stride: + // If current size is smaller than current size, then a buffer of sufficient + // size will be allocated. + virtual GMPErr CreateEmptyPlane(int32_t aAllocatedSize, int32_t aStride, + int32_t aPlaneSize) = 0; + + // MAIN THREAD ONLY + // Copy the entire plane data. + virtual GMPErr Copy(const GMPPlane& aPlane) = 0; + + // MAIN THREAD ONLY + // Copy buffer: If current size is smaller + // than current size, then a buffer of sufficient size will be allocated. + virtual GMPErr Copy(int32_t aSize, int32_t aStride, + const uint8_t* aBuffer) = 0; + + // Swap plane data. + virtual void Swap(GMPPlane& aPlane) = 0; + + // Get allocated size. + virtual int32_t AllocatedSize() const = 0; + + // Set actual size. + virtual void ResetSize() = 0; + + // Return true is plane size is zero, false if not. + virtual bool IsZeroSize() const = 0; + + // Get stride value. + virtual int32_t Stride() const = 0; + + // Return data pointer. + virtual const uint8_t* Buffer() const = 0; + + // Overloading with non-const. + virtual uint8_t* Buffer() = 0; + + // MAIN THREAD ONLY IF OWNING PROCESS + // Call this when done with the object. This may delete it. + virtual void Destroy() = 0; +}; + +#endif // GMP_VIDEO_PLANE_h_ -- cgit v1.2.3