| /* |
| * Copyright (C) 2012 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| #ifndef ANDROID_EXTENDED_AUDIO_BUFFER_PROVIDER_H |
| #define ANDROID_EXTENDED_AUDIO_BUFFER_PROVIDER_H |
| |
| #include <media/AudioBufferProvider.h> |
| #include <media/AudioTimestamp.h> |
| |
| namespace android { |
| |
| class ExtendedAudioBufferProvider : public AudioBufferProvider { |
| public: |
| virtual size_t framesReady() const = 0; // see description at AudioFlinger.h |
| |
| // Return the total number of frames that have been obtained and released |
| virtual int64_t framesReleased() const { return 0; } |
| |
| // Invoked by buffer consumer when a new timestamp is available. |
| // Default implementation ignores the timestamp. |
| virtual void onTimestamp(const ExtendedTimestamp& timestamp) { } |
| }; |
| |
| } // namespace android |
| |
| #endif // ANDROID_EXTENDED_AUDIO_BUFFER_PROVIDER_H |