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1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #ifndef MEDIA_BASE_DEMUXER_STREAM_H_ | 5 #ifndef MEDIA_BASE_DEMUXER_STREAM_H_ |
6 #define MEDIA_BASE_DEMUXER_STREAM_H_ | 6 #define MEDIA_BASE_DEMUXER_STREAM_H_ |
7 | 7 |
8 #include "base/callback.h" | 8 #include "base/callback.h" |
9 #include "base/memory/ref_counted.h" | 9 #include "base/memory/ref_counted.h" |
10 #include "media/base/media_export.h" | 10 #include "media/base/media_export.h" |
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84 // A DemuxerStream that returns 'true' to this may return the 'kConfigChange' | 84 // A DemuxerStream that returns 'true' to this may return the 'kConfigChange' |
85 // status from a Read() call. In this case the client is expected to be | 85 // status from a Read() call. In this case the client is expected to be |
86 // capable of taking appropriate action to handle config changes. Otherwise | 86 // capable of taking appropriate action to handle config changes. Otherwise |
87 // audio_decoder_config() and video_decoder_config()'s return values are | 87 // audio_decoder_config() and video_decoder_config()'s return values are |
88 // guaranteed to remain constant, and the client may make optimizations based | 88 // guaranteed to remain constant, and the client may make optimizations based |
89 // on this. | 89 // on this. |
90 virtual bool SupportsConfigChanges() = 0; | 90 virtual bool SupportsConfigChanges() = 0; |
91 | 91 |
92 virtual VideoRotation video_rotation() = 0; | 92 virtual VideoRotation video_rotation() = 0; |
93 | 93 |
| 94 // Get the data buffer size limit, in bytes. |
| 95 virtual size_t GetMemoryLimit() const = 0; |
| 96 |
| 97 // Set the data buffer size limit, in bytes. |
| 98 virtual void SetMemoryLimit(size_t memory_limit) = 0; |
| 99 |
94 protected: | 100 protected: |
95 // Only allow concrete implementations to get deleted. | 101 // Only allow concrete implementations to get deleted. |
96 virtual ~DemuxerStream(); | 102 virtual ~DemuxerStream(); |
97 }; | 103 }; |
98 | 104 |
99 } // namespace media | 105 } // namespace media |
100 | 106 |
101 #endif // MEDIA_BASE_DEMUXER_STREAM_H_ | 107 #endif // MEDIA_BASE_DEMUXER_STREAM_H_ |
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