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| 1 // Copyright (c) 2014 The Chromium Authors. All rights reserved. |
| 2 // Use of this source code is governed by a BSD-style license that can be |
| 3 // found in the LICENSE file. |
| 4 |
| 5 #ifndef PPAPI_PROXY_VIDEO_DECODER_CONSTANTS_H_ |
| 6 #define PPAPI_PROXY_VIDEO_DECODER_CONSTANTS_H_ |
| 7 |
| 8 namespace ppapi { |
| 9 namespace proxy { |
| 10 |
| 11 // These constants are shared by the video decoder resource and host. |
| 12 |
| 13 // Maximum number of concurrent decodes which can be pending. |
| 14 static const uint32_t kMaximumPendingDecodes = 8; |
| 15 |
| 16 // Minimum size of shared-memory buffers we allocate (100 KB). Make them large |
| 17 // since we try to reuse them. |
| 18 const uint32_t kMinimumBitstreamBufferSize = 100 << 10; |
| 19 |
| 20 // Maximum size of shared-memory buffers we allocate (4 MB). This should be |
| 21 // enough for even 4K video at reasonable compression levels. |
| 22 static const uint32_t kMaximumBitstreamBufferSize = 4 << 20; |
| 23 |
| 24 } // namespace proxy |
| 25 } // namespace ppapi |
| 26 |
| 27 #endif // PPAPI_PROXY_VIDEO_DECODER_CONSTANTS_H_ |
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