mirror of
https://github.com/mudita/MuditaOS.git
synced 2026-05-03 21:33:57 -04:00
b7e1a04a12
- implemented audio sink/source switching - reorganized / renamed sound events - moved SetBluetoothStreamData and AudioDevice instance to base Operation class - added audio profiles RecordingBluetoothHSP, RoutingBluetoothHSP - removed unused audio Profiles - removed redundant OutputPath and InputPath classes from CodecParamsMAX98090
81 lines
2.7 KiB
C++
81 lines
2.7 KiB
C++
// Copyright (c) 2017-2020, Mudita Sp. z.o.o. All rights reserved.
|
|
// For licensing, see https://github.com/mudita/MuditaOS/LICENSE.md
|
|
|
|
#pragma once
|
|
#include "A2DP.hpp"
|
|
#include <Bluetooth/Device.hpp>
|
|
#include <Bluetooth/Error.hpp>
|
|
#include <BtCommand.hpp>
|
|
#include <log/log.hpp>
|
|
#include <Audio/AudioCommon.hpp>
|
|
|
|
extern "C"
|
|
{
|
|
#include <btstack.h>
|
|
#include <btstack_defines.h>
|
|
}
|
|
|
|
namespace Bt
|
|
{
|
|
static constexpr int SBC_STORAGE_SIZE = 1030;
|
|
struct MediaContext
|
|
{
|
|
uint16_t a2dp_cid;
|
|
uint8_t local_seid;
|
|
uint8_t remote_seid;
|
|
uint8_t stream_opened;
|
|
uint16_t avrcp_cid;
|
|
|
|
uint32_t time_audio_data_sent_in_ms;
|
|
uint32_t acc_num_missed_samples;
|
|
uint32_t samples_ready;
|
|
btstack_timer_source_t audio_timer;
|
|
uint8_t streaming;
|
|
int max_media_payload_size;
|
|
|
|
uint8_t sbc_storage[SBC_STORAGE_SIZE];
|
|
uint16_t sbc_storage_count;
|
|
uint8_t sbc_ready_to_send;
|
|
|
|
uint16_t volume;
|
|
};
|
|
|
|
class AVRCP;
|
|
class A2DP::A2DPImpl
|
|
{
|
|
|
|
static constexpr int NUM_CHANNELS = 2;
|
|
static constexpr int BYTES_PER_AUDIO_SAMPLE = (2 * NUM_CHANNELS);
|
|
static constexpr int AUDIO_TIMEOUT_MS = 10;
|
|
static constexpr int TABLE_SIZE_441HZ = 100;
|
|
static constexpr int SDP_BUFFER_LENGTH = 150;
|
|
static constexpr int MEDIA_CAP_SIZE = 4;
|
|
|
|
static std::array<uint8_t, SDP_BUFFER_LENGTH> sdpSourceServiceBuffer;
|
|
static bd_addr_t deviceAddr;
|
|
static btstack_packet_callback_registration_t hciEventCallbackRegistration;
|
|
static std::array<uint8_t, MEDIA_CAP_SIZE> mediaSbcCodecCapabilities;
|
|
static const sys::Service *ownerService;
|
|
static QueueHandle_t sourceQueue;
|
|
static QueueHandle_t sinkQueue;
|
|
static DeviceMetadata_t metadata;
|
|
|
|
static void startTimer(MediaContext *context);
|
|
static void stopTimer(MediaContext *context);
|
|
static void audioTimeoutHandler(btstack_timer_source_t *timer);
|
|
static void sourcePacketHandler(uint8_t packetType, uint16_t channel, uint8_t *packet, uint16_t size);
|
|
static void hciPacketHandler(uint8_t packetType, uint16_t channel, uint8_t *packet, uint16_t size);
|
|
static void sendMediaPacket();
|
|
static auto fillSbcAudioBuffer(MediaContext *context) -> int;
|
|
static void sendAudioEvent(audio::EventType event, audio::Event::DeviceState state);
|
|
|
|
public:
|
|
auto init() -> Error::Code;
|
|
void start();
|
|
void stop();
|
|
void setDeviceAddress(bd_addr_t addr);
|
|
void setOwnerService(const sys::Service *service);
|
|
auto getStreamData() -> std::shared_ptr<BluetoothStreamData>;
|
|
};
|
|
} // namespace Bt
|