/*
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* Copyright 2016 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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//
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// Interface to the A2DP LDAC Encoder
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//
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#ifndef A2DP_VENDOR_LDAC_ENCODER_H
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#define A2DP_VENDOR_LDAC_ENCODER_H
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#include "a2dp_codec_api.h"
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// Loads the A2DP LDAC encoder.
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// Return true on success, otherwise false.
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bool A2DP_VendorLoadEncoderLdac(void);
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// Unloads the A2DP LDAC encoder.
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void A2DP_VendorUnloadEncoderLdac(void);
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// Initialize the A2DP LDAC encoder.
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// |p_peer_params| contains the A2DP peer information
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// The current A2DP codec config is in |a2dp_codec_config|.
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// |read_callback| is the callback for reading the input audio data.
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// |enqueue_callback| is the callback for enqueueing the encoded audio data.
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void a2dp_vendor_ldac_encoder_init(
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const tA2DP_ENCODER_INIT_PEER_PARAMS* p_peer_params,
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A2dpCodecConfig* a2dp_codec_config,
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a2dp_source_read_callback_t read_callback,
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a2dp_source_enqueue_callback_t enqueue_callback);
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// Cleanup the A2DP LDAC encoder.
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void a2dp_vendor_ldac_encoder_cleanup(void);
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// Reset the feeding for the A2DP LDAC encoder.
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void a2dp_vendor_ldac_feeding_reset(void);
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// Flush the feeding for the A2DP LDAC encoder.
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void a2dp_vendor_ldac_feeding_flush(void);
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// Get the A2DP LDAC encoder interval (in milliseconds).
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uint64_t a2dp_vendor_ldac_get_encoder_interval_ms(void);
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// Prepare and send A2DP LDAC encoded frames.
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// |timestamp_us| is the current timestamp (in microseconds).
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void a2dp_vendor_ldac_send_frames(uint64_t timestamp_us);
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// Set transmit queue length for the A2DP LDAC ABR(Adaptive Bit Rate) mechanism.
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void a2dp_vendor_ldac_set_transmit_queue_length(size_t transmit_queue_length);
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#endif // A2DP_VENDOR_LDAC_ENCODER_H
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