Merge "Release encoder state when cleaning up the hearing aids instance" (6ed8eca4) · Commits · e / os / android_packages_modules_Bluetooth

system/bta/hearing_aid/hearing_aid.cc

+24 −14

Original line number	Diff line number	Diff line
		@@ -171,6 +171,24 @@ static void write_rpt_ctl_cfg_cb(uint16_t conn_id, tGATT_STATUS status,
		g722_encode_state_t* encoder_state_left = nullptr;
		g722_encode_state_t* encoder_state_right = nullptr;

		inline void encoder_state_init() {
		if (encoder_state_left != nullptr) {
		LOG(WARNING) << __func__ << ": encoder already initialized";
		return;
		}
		encoder_state_left = g722_encode_init(nullptr, 64000, G722_PACKED);
		encoder_state_right = g722_encode_init(nullptr, 64000, G722_PACKED);
		}

		inline void encoder_state_release() {
		if (encoder_state_left != nullptr) {
		g722_encode_release(encoder_state_left);
		encoder_state_left = nullptr;
		g722_encode_release(encoder_state_right);
		encoder_state_right = nullptr;
		}
		}

		class HearingAidImpl : public HearingAid {
		private:
		// Keep track of whether the Audio Service has resumed audio playback
		@@ -846,8 +864,7 @@ class HearingAidImpl : public HearingAid {
		VLOG(0) << __func__ << ": device=" << hearingDevice.address;

		if (encoder_state_left == nullptr) {
		encoder_state_left = g722_encode_init(nullptr, 64000, G722_PACKED);
		encoder_state_right = g722_encode_init(nullptr, 64000, G722_PACKED);
		encoder_state_init();
		seq_counter = 0;

		// use the best codec avaliable for this pair of devices.
		@@ -909,12 +926,8 @@ class HearingAidImpl : public HearingAid {
		audio_running = true;

		// TODO: shall we also reset the encoder ?
		if (encoder_state_left != nullptr) {
		g722_encode_release(encoder_state_left);
		g722_encode_release(encoder_state_right);
		}
		encoder_state_left = g722_encode_init(nullptr, 64000, G722_PACKED);
		encoder_state_right = g722_encode_init(nullptr, 64000, G722_PACKED);
		encoder_state_release();
		encoder_state_init();
		seq_counter = 0;

		for (auto& device : hearingDevices.devices) {
		@@ -1002,12 +1015,7 @@ class HearingAidImpl : public HearingAid {

		if (left == nullptr && right == nullptr) {
		HearingAidAudioSource::Stop();
		if (encoder_state_left != nullptr) {
		g722_encode_release(encoder_state_left);
		encoder_state_left = nullptr;
		g722_encode_release(encoder_state_right);
		encoder_state_right = nullptr;
		}
		encoder_state_release();
		current_volume = VOLUME_UNKNOWN;
		return;
		}
		@@ -1360,6 +1368,8 @@ class HearingAidImpl : public HearingAid {
		}

		hearingDevices.devices.clear();

		encoder_state_release();
		}

		private: