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39 lines
1.8 KiB
Plaintext
39 lines
1.8 KiB
Plaintext
// Copyright 2018 The Chromium Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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// Next MinVersion: 1
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module arc.mojom;
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import "components/arc/common/video_common.mojom";
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// Next method ID: 3
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interface VideoProtectedBufferAllocator {
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// Allocates protected shared memory associated with |handle_fd|.
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// |size| is the size of allocated protected shared memory.
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// Returns true on success, false on allocation failure or if |handle_fd| is
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// already associated with an existing protected buffer.
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AllocateProtectedSharedMemory@0(handle handle_fd,
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uint64 size) => (bool result);
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// Allocates protected native pixmap associated with |handle_fd|.
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// |pixel_format| and |picture_size| are parameters to allocate native pixmap.
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// Returns true on success, false on allocation failure or if |handle_fd| is
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// already associated with an existing protected buffer.
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AllocateProtectedNativePixmap@1(handle handle_fd, HalPixelFormat pixel_format,
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Size picture_size) => (bool result);
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// Releases protected buffer associated with |handle_fd|, regardless of
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// the type of protected memory.
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// If the buffer is not used any more, ReleaseProtectedBuffer with
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// the corresponding file descriptor should be called.
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// |handle_fd| remains valid, but its association with protected buffer is
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// removed and the reference to it is released.
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// Protected buffers allocated using this interface for given instance will
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// not be released until this method is called. Closing Mojo IPC message pipe
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// to this instance will automatically release all buffers allocated for this
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// instance.
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ReleaseProtectedBuffer@2(handle handle_fd);
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};
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