Introduce LE Audio software provider for bluetooth audio 2.1
Patch introduces LE Audio software encoding provider for bluetooth audio 2.1.
Bug: 150670922
Tag: #feature
Test: vts-tradefed run vts -m VtsHalBluetoothAudioV2_1TargetTest
Sponsor: jpawlowski@
Change-Id: If668593be7a46c9abcc45d21c5bdb9b493864cc1
diff --git a/bluetooth/audio/2.1/default/BluetoothAudioProvider.h b/bluetooth/audio/2.1/default/BluetoothAudioProvider.h
new file mode 100644
index 0000000..a2e611f
--- /dev/null
+++ b/bluetooth/audio/2.1/default/BluetoothAudioProvider.h
@@ -0,0 +1,82 @@
+/*
+ * Copyright 2020 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.
+ */
+
+#pragma once
+
+#include <android/hardware/bluetooth/audio/2.1/IBluetoothAudioProvider.h>
+
+namespace android {
+namespace hardware {
+namespace bluetooth {
+namespace audio {
+namespace V2_1 {
+namespace implementation {
+
+using ::android::sp;
+using ::android::hardware::bluetooth::audio::V2_0::IBluetoothAudioPort;
+
+using BluetoothAudioStatus =
+ ::android::hardware::bluetooth::audio::V2_0::Status;
+
+class BluetoothAudioDeathRecipient;
+
+class BluetoothAudioProvider : public IBluetoothAudioProvider {
+ public:
+ BluetoothAudioProvider();
+ ~BluetoothAudioProvider() = default;
+
+ virtual bool isValid(const SessionType& sessionType) = 0;
+ virtual bool isValid(const V2_0::SessionType& sessionType) = 0;
+
+ Return<void> startSession(const sp<IBluetoothAudioPort>& hostIf,
+ const V2_0::AudioConfiguration& audioConfig,
+ startSession_cb _hidl_cb) override;
+ Return<void> startSession_2_1(const sp<IBluetoothAudioPort>& hostIf,
+ const AudioConfiguration& audioConfig,
+ startSession_cb _hidl_cb) override;
+ Return<void> streamStarted(BluetoothAudioStatus status) override;
+ Return<void> streamSuspended(BluetoothAudioStatus status) override;
+ Return<void> endSession() override;
+
+ protected:
+ sp<BluetoothAudioDeathRecipient> death_recipient_;
+
+ SessionType session_type_;
+ AudioConfiguration audio_config_;
+ sp<V2_0::IBluetoothAudioPort> stack_iface_;
+
+ virtual Return<void> onSessionReady(startSession_cb _hidl_cb) = 0;
+};
+
+class BluetoothAudioDeathRecipient : public hidl_death_recipient {
+ public:
+ BluetoothAudioDeathRecipient(const sp<BluetoothAudioProvider> provider)
+ : provider_(provider) {}
+
+ virtual void serviceDied(
+ uint64_t cookie,
+ const wp<::android::hidl::base::V1_0::IBase>& who) override;
+
+ private:
+ sp<BluetoothAudioProvider> provider_;
+};
+
+} // namespace implementation
+} // namespace V2_1
+} // namespace audio
+} // namespace bluetooth
+} // namespace hardware
+} // namespace android