| // Copyright 2021 The Fuchsia 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 SRC_MEDIA_AUDIO_AUDIO_CORE_SHARED_ACTIVE_STREAM_COUNT_REPORTER_H_ |
| #define SRC_MEDIA_AUDIO_AUDIO_CORE_SHARED_ACTIVE_STREAM_COUNT_REPORTER_H_ |
| |
| #include "src/media/audio/audio_core/shared/audio_policy.h" |
| #include "src/media/audio/audio_core/shared/stream_usage.h" |
| |
| namespace media::audio { |
| |
| // An interface by which |AudioAdmin| reports changes in active stream counts, by Usage. This |
| // includes non-FIDL usages such as ULTRASOUND. |
| class ActiveStreamCountReporter { |
| public: |
| // To be overridden by child implementations |
| virtual void OnActiveRenderCountChanged(RenderUsage usage, uint32_t active_count) {} |
| virtual void OnActiveCaptureCountChanged(CaptureUsage usage, uint32_t active_count) {} |
| }; |
| |
| } // namespace media::audio |
| |
| #endif // SRC_MEDIA_AUDIO_AUDIO_CORE_SHARED_ACTIVE_STREAM_COUNT_REPORTER_H_ |
