| // Copyright 2016 The Chromium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #ifndef SERVICES_MEDIA_FRAMEWORK_PAYLOAD_ALLOCATOR_H_ |
| #define SERVICES_MEDIA_FRAMEWORK_PAYLOAD_ALLOCATOR_H_ |
| |
| #include <stddef.h> |
| |
| namespace mojo { |
| namespace media { |
| |
| // Abstract base class for objects that allocate buffers for packets. |
| class PayloadAllocator { |
| public: |
| // Gets the default allocator, which allocates vanilla memory from the heap. |
| static PayloadAllocator* GetDefault(); |
| |
| // Allocates and returns a buffer of the indicated size or returns nullptr |
| // if the allocation fails. |
| virtual void* AllocatePayloadBuffer(size_t size) = 0; |
| |
| // Releases a buffer previously allocated via AllocatePayloadBuffer. |
| virtual void ReleasePayloadBuffer(void* buffer) = 0; |
| }; |
| |
| } // namespace media |
| } // namespace mojo |
| |
| #endif // SERVICES_MEDIA_FRAMEWORK_PAYLOAD_ALLOCATOR_H_ |