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https://github.com/bluekitchen/btstack.git
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a2dp-forwarding: sort and deduplicate global variables
This commit is contained in:
Matthias Ringwald
Milanka Ringwald
parent
eb11480eef
commit
67badf5110
@ -64,6 +64,7 @@
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#include "btstack_stdin.h"
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#endif
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#define NUM_SBC_FRAMES_PER_PACKET 6
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#define MAX_SBC_FRAME_SIZE 120
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#define MAX_NUM_SBC_FRAMES 100
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#define PREBUFFER_BYTES 10000
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@ -72,93 +73,62 @@
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#define SBC_STORAGE_SIZE 1030
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typedef struct {
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// bitmaps
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uint8_t sampling_frequency_bitmap;
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uint8_t channel_mode_bitmap;
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uint8_t block_length_bitmap;
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uint8_t subbands_bitmap;
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uint8_t allocation_method_bitmap;
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uint8_t min_bitpool_value;
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uint8_t max_bitpool_value;
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} adtvp_media_codec_information_sbc_t;
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typedef struct {
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int reconfigure;
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int num_channels;
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int sampling_frequency;
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int channel_mode;
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int block_length;
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int subbands;
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int allocation_method;
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int min_bitpool_value;
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int max_bitpool_value;
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int frames_per_buffer;
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} avdtp_media_codec_configuration_sbc_t;
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typedef struct {
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uint16_t source_cid;
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uint8_t source_local_seid;
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// uint16_t sink_cid;
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// uint8_t sink_local_seid;
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uint32_t time_audio_data_sent; // ms
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uint32_t acc_num_missed_samples;
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uint32_t samples_ready;
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btstack_timer_source_t fill_audio_buffer_timer;
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uint8_t streaming;
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int max_media_payload_size;
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uint8_t sbc_storage[1030];
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uint8_t sbc_ready_to_send;
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} a2dp_media_sending_context_t;
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typedef enum {
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AVDTP_SINK_APPLICATION_IDLE,
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AVDTP_SINK_APPLICATION_CONNECTED,
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AVDTP_SINK_APPLICATION_STREAMING
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} avdtp_sink_application_state_t;
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// configuration
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// iPhone SE
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static const char * smartphone_addr_string = "BC:EC:5D:E6:15:03";
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static const char * headset_addr_string = "00:21:3C:AC:F7:38";
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// Jawbone static const char * headset_addr_string = "00:21:3C:AC:F7:38";
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// Sony MDR330
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static const char * headset_addr_string = "00:18:09:28:50:18";
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#ifdef HAVE_BTSTACK_STDIN
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static uint8_t media_sbc_codec_capabilities[] = {
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(AVDTP_SBC_44100 << 4) | AVDTP_SBC_STEREO,
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0xFF,//(AVDTP_SBC_BLOCK_LENGTH_16 << 4) | (AVDTP_SBC_SUBBANDS_8 << 2) | AVDTP_SBC_ALLOCATION_METHOD_LOUDNESS,
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2, 53
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};
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// gap
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static btstack_packet_callback_registration_t hci_event_callback_registration;
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static bd_addr_t smartphone_addr;
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static bd_addr_t headset_addr;
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#endif
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// audio through
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static uint16_t num_sbc_frames_in_ring_buffer;
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static btstack_ring_buffer_t ring_buffer;
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static uint8_t ring_buffer_storage[MAX_NUM_SBC_FRAMES * MAX_SBC_FRAME_SIZE];
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static int forward_active;
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// generic
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static btstack_packet_callback_registration_t hci_event_callback_registration;
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// sdp
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// sdp records
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static uint8_t sdp_avdtp_sink_service_buffer[150];
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static uint8_t sdp_avdtp_source_service_buffer[150];
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static uint8_t sbc_frame_size;
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static avdtp_sep_t sep;
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static avdtp_media_codec_configuration_sbc_t sbc_configuration;
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static int media_initialized = 0;
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// stored sbc audio frames
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static btstack_ring_buffer_t ring_buffer;
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static uint8_t ring_buffer_storage[MAX_NUM_SBC_FRAMES * MAX_SBC_FRAME_SIZE];
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static uint16_t a2dp_sink_cid = 0;
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static uint16_t a2dp_source_cid = 0;
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// prepare sbc packet
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static uint8_t sbc_storage[1030];
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static avdtp_sink_application_state_t app_sink_state = AVDTP_SINK_APPLICATION_IDLE;
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// application context
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typedef struct {
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uint16_t a2dp_sink_cid;
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uint8_t a2dp_sink_local_seid;
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static void handle_l2cap_media_data_packet(uint8_t seid, uint8_t *packet, uint16_t size);
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uint16_t a2dp_source_cid;
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uint8_t a2dp_source_local_seid;
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static uint8_t media_sbc_codec_capabilities[] = {
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(AVDTP_SBC_44100 << 4) | AVDTP_SBC_STEREO,
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0xFF,//(AVDTP_SBC_BLOCK_LENGTH_16 << 4) | (AVDTP_SBC_SUBBANDS_8 << 2) | AVDTP_SBC_ALLOCATION_METHOD_LOUDNESS,
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2, 53
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};
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uint16_t sbc_frame_size;
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uint16_t num_sbc_frames_in_ring_buffer;
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bool headset_stream_ready;
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bool forward_active;
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bool sbc_ready_to_send;
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uint32_t time_audio_data_sent; // ms
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uint32_t acc_num_missed_samples;
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uint32_t samples_ready;
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btstack_timer_source_t fill_audio_buffer_timer;
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int max_media_payload_size;
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} mitm_context_t;
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static mitm_context_t mitm_context;
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#ifdef HAVE_BTSTACK_STDIN
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static uint8_t media_sbc_codec_configuration[] = {
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@ -167,43 +137,30 @@ static uint8_t media_sbc_codec_configuration[] = {
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2, 53
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};
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// avdtp source
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static uint8_t a2dp_source_local_seid = 0;
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static uint8_t a2dp_sink_local_seid = 0;
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static a2dp_media_sending_context_t media_tracker;
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static int headset_stream_ready;
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// code start
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static void handle_l2cap_media_data_packet(uint8_t seid, uint8_t *packet, uint16_t size);
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static void dump_sbc_configuration(avdtp_media_codec_configuration_sbc_t configuration){
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printf("Received media codec configuration:\n");
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printf(" - num_channels: %d\n", configuration.num_channels);
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printf(" - sampling_frequency: %d\n", configuration.sampling_frequency);
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printf(" - channel_mode: %d\n", configuration.channel_mode);
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printf(" - block_length: %d\n", configuration.block_length);
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printf(" - subbands: %d\n", configuration.subbands);
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printf(" - allocation_method: %d\n", configuration.allocation_method);
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printf(" - bitpool_value [%d, %d] \n", configuration.min_bitpool_value, configuration.max_bitpool_value);
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static void dump_sbc_configuration(const uint8_t * packet){
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printf(" - num_channels: %d\n", a2dp_subevent_signaling_media_codec_sbc_configuration_get_num_channels(packet));
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printf(" - sampling_frequency: %d\n", a2dp_subevent_signaling_media_codec_sbc_configuration_get_sampling_frequency(packet));
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printf(" - channel_mode: %d\n", a2dp_subevent_signaling_media_codec_sbc_configuration_get_channel_mode(packet));
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printf(" - block_length: %d\n", a2dp_subevent_signaling_media_codec_sbc_configuration_get_block_length(packet));
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printf(" - subbands: %d\n", a2dp_subevent_signaling_media_codec_sbc_configuration_get_subbands(packet));
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printf(" - allocation_method: %d\n", a2dp_subevent_signaling_media_codec_sbc_configuration_get_allocation_method(packet));
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printf(" - bitpool_value [%d, %d] \n", a2dp_subevent_signaling_media_codec_sbc_configuration_get_min_bitpool_value(packet),
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a2dp_subevent_signaling_media_codec_sbc_configuration_get_max_bitpool_value(packet));
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}
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// avdtp sink
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static int media_processing_init(avdtp_media_codec_configuration_sbc_t configuration){
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UNUSED(configuration);
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static int ring_buffer_init(void){
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memset(ring_buffer_storage, 0, sizeof(ring_buffer_storage));
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btstack_ring_buffer_init(&ring_buffer, ring_buffer_storage, sizeof(ring_buffer_storage));
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num_sbc_frames_in_ring_buffer = 0;
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media_initialized = 1;
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mitm_context.num_sbc_frames_in_ring_buffer = 0;
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return 0;
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}
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static void media_processing_close(void){
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if (!media_initialized) return;
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media_initialized = 0;
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}
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static void a2dp_fill_audio_buffer_timeout_handler(btstack_timer_source_t * timer){
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a2dp_media_sending_context_t * context = (a2dp_media_sending_context_t *) btstack_run_loop_get_timer_context(timer);
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mitm_context_t * context = (mitm_context_t *) btstack_run_loop_get_timer_context(timer);
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btstack_run_loop_set_timer(&context->fill_audio_buffer_timer, FILL_AUDIO_BUFFER_TIMEOUT_MS);
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btstack_run_loop_add_timer(&context->fill_audio_buffer_timer);
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uint32_t now = btstack_run_loop_get_time_ms();
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@ -228,11 +185,11 @@ static void a2dp_fill_audio_buffer_timeout_handler(btstack_timer_source_t * time
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// do we have enough samples to send?
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// calculate num sbc frames per outgoing packet
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uint16_t payload_max_size = a2dp_max_media_payload_size(context->source_cid, context->source_local_seid);
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uint16_t payload_max_size = a2dp_max_media_payload_size(context->a2dp_source_cid, context->a2dp_source_local_seid);
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// a2dp_max_media_payload_size(media_tracker.source_local_seid);
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int sbc_frames_per_packet = payload_max_size / sbc_frame_size;
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int sbc_frames_per_packet = payload_max_size / mitm_context.sbc_frame_size;
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// calculate num frames "ready" - using hard-coded
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int num_samples_per_frame = 128;
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@ -242,17 +199,16 @@ static void a2dp_fill_audio_buffer_timeout_handler(btstack_timer_source_t * time
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if (sbc_frames_ready >= sbc_frames_per_packet){
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// schedule sending
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context->sbc_ready_to_send = 1;
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a2dp_source_stream_endpoint_request_can_send_now(context->source_cid, context->source_local_seid);
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context->sbc_ready_to_send = true;
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a2dp_source_stream_endpoint_request_can_send_now(context->a2dp_source_cid, context->a2dp_source_local_seid);
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}
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}
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static void a2dp_fill_audio_buffer_timer_start(a2dp_media_sending_context_t * context){
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static void a2dp_fill_audio_buffer_timer_start(mitm_context_t * context){
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// context->max_media_payload_size = a2dp_max_media_payload_size(context->source_local_seid);
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context->max_media_payload_size = btstack_min(a2dp_max_media_payload_size(context->source_cid, context->source_local_seid), SBC_STORAGE_SIZE);
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context->max_media_payload_size = btstack_min(a2dp_max_media_payload_size(context->a2dp_source_cid, context->a2dp_source_local_seid), SBC_STORAGE_SIZE);
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context->sbc_ready_to_send = 0;
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context->streaming = 1;
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context->sbc_ready_to_send = false;
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btstack_run_loop_remove_timer(&context->fill_audio_buffer_timer);
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btstack_run_loop_set_timer_handler(&context->fill_audio_buffer_timer, a2dp_fill_audio_buffer_timeout_handler);
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btstack_run_loop_set_timer_context(&context->fill_audio_buffer_timer, context);
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@ -260,26 +216,18 @@ static void a2dp_fill_audio_buffer_timer_start(a2dp_media_sending_context_t * co
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btstack_run_loop_add_timer(&context->fill_audio_buffer_timer);
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}
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static void a2dp_fill_audio_buffer_timer_stop(a2dp_media_sending_context_t * context){
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static void a2dp_fill_audio_buffer_timer_stop(mitm_context_t * context){
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context->time_audio_data_sent = 0;
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context->acc_num_missed_samples = 0;
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context->samples_ready = 0;
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context->streaming = 1;
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context->sbc_ready_to_send = 0;
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context->sbc_ready_to_send = false;
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btstack_run_loop_remove_timer(&context->fill_audio_buffer_timer);
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}
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#if 0
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static void a2dp_fill_audio_buffer_timer_pause(a2dp_media_sending_context_t * context){
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// context->time_audio_data_sent = 0;
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btstack_run_loop_remove_timer(&context->fill_audio_buffer_timer);
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}
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#endif
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static void handle_l2cap_media_data_packet(uint8_t seid, uint8_t *packet, uint16_t size){
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UNUSED(seid);
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// if no sink, drop data
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if (!headset_stream_ready) {
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if (!mitm_context.headset_stream_ready) {
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printf("DEMO: Audio from smartphone, but headset not ready -> dropping\n");
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return;
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}
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@ -334,14 +282,14 @@ static void handle_l2cap_media_data_packet(uint8_t seid, uint8_t *packet, uint16
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uint16_t num_frames = sbc_header.num_frames;
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// sbc frame size
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sbc_frame_size = (size-pos)/ sbc_header.num_frames;
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mitm_context.sbc_frame_size = (size - pos) / sbc_header.num_frames;
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// log_info("IN: Ringbuffer: %u bytes free", btstack_ring_buffer_bytes_free(&ring_buffer));
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// store individual framees: { len_16, frame }
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int i;
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for (i=0;i<num_frames;i++){
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uint16_t frame_size = sbc_frame_size;
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uint16_t frame_size = mitm_context.sbc_frame_size;
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if (btstack_ring_buffer_bytes_free(&ring_buffer) < (2 + frame_size)){
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log_info("RING: cannot store frame of size %u, only %u free", frame_size,
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btstack_ring_buffer_bytes_free(&ring_buffer));
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@ -349,17 +297,17 @@ static void handle_l2cap_media_data_packet(uint8_t seid, uint8_t *packet, uint16
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}
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// log_info("RING: store frame of size %u", frame_size);
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btstack_ring_buffer_write(&ring_buffer, (uint8_t*) &frame_size, 2);
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btstack_ring_buffer_write(&ring_buffer, packet+pos, sbc_frame_size);
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pos += sbc_frame_size;
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num_sbc_frames_in_ring_buffer++;
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btstack_ring_buffer_write(&ring_buffer, packet+pos, mitm_context.sbc_frame_size);
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pos += mitm_context.sbc_frame_size;
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mitm_context.num_sbc_frames_in_ring_buffer++;
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}
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// printf("DEMO: Audio from smartphone, ringbuffer avail %u\n", btstack_ring_buffer_bytes_available(&ring_buffer));
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if (!forward_active && btstack_ring_buffer_bytes_available(&ring_buffer) > PREBUFFER_BYTES){
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forward_active = 1;
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a2dp_fill_audio_buffer_timer_start(&media_tracker);
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if (!mitm_context.forward_active && btstack_ring_buffer_bytes_available(&ring_buffer) > PREBUFFER_BYTES){
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mitm_context.forward_active = true;
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a2dp_fill_audio_buffer_timer_start(&mitm_context);
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}
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}
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@ -400,29 +348,16 @@ static void a2dp_sink_packet_handler(uint8_t packet_type, uint16_t channel, uint
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printf("A2DP Sink: Connection failed with status 0x%02x\n", status);
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break;
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}
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a2dp_sink_cid = a2dp_subevent_signaling_connection_established_get_a2dp_cid(packet);
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printf("A2DP Sink: Connected to device with addr %s, a2dp cid 0x%02x.\n", bd_addr_to_str(event_addr), a2dp_sink_cid);
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mitm_context.a2dp_sink_cid = a2dp_subevent_signaling_connection_established_get_a2dp_cid(packet);
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printf("A2DP Sink: Connected to device with addr %s, a2dp cid 0x%02x.\n", bd_addr_to_str(event_addr), mitm_context.a2dp_sink_cid);
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break;
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case A2DP_SUBEVENT_SIGNALING_MEDIA_CODEC_SBC_CONFIGURATION:{
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printf("A2DP Sink: received SBC codec configuration.\n");
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sbc_configuration.reconfigure = a2dp_subevent_signaling_media_codec_sbc_configuration_get_reconfigure(packet);
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sbc_configuration.num_channels = a2dp_subevent_signaling_media_codec_sbc_configuration_get_num_channels(packet);
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sbc_configuration.sampling_frequency = a2dp_subevent_signaling_media_codec_sbc_configuration_get_sampling_frequency(packet);
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sbc_configuration.channel_mode = a2dp_subevent_signaling_media_codec_sbc_configuration_get_channel_mode(packet);
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sbc_configuration.block_length = a2dp_subevent_signaling_media_codec_sbc_configuration_get_block_length(packet);
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sbc_configuration.subbands = a2dp_subevent_signaling_media_codec_sbc_configuration_get_subbands(packet);
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sbc_configuration.allocation_method = a2dp_subevent_signaling_media_codec_sbc_configuration_get_allocation_method(packet);
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sbc_configuration.min_bitpool_value = a2dp_subevent_signaling_media_codec_sbc_configuration_get_min_bitpool_value(packet);
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sbc_configuration.max_bitpool_value = a2dp_subevent_signaling_media_codec_sbc_configuration_get_max_bitpool_value(packet);
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sbc_configuration.frames_per_buffer = sbc_configuration.subbands * sbc_configuration.block_length;
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dump_sbc_configuration(sbc_configuration);
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dump_sbc_configuration(packet);
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if (sbc_configuration.reconfigure){
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media_processing_close();
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}
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// prepare media processing
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media_processing_init(sbc_configuration);
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// init ring buffer to store sbc frames
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ring_buffer_init();
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break;
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}
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case A2DP_SUBEVENT_SIGNALING_MEDIA_CODEC_OTHER_CONFIGURATION:
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@ -430,20 +365,18 @@ static void a2dp_sink_packet_handler(uint8_t packet_type, uint16_t channel, uint
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break;
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case A2DP_SUBEVENT_STREAM_ESTABLISHED:
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app_sink_state = AVDTP_SINK_APPLICATION_STREAMING;
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a2dp_sink_local_seid = a2dp_subevent_stream_established_get_local_seid(packet);
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a2dp_sink_cid = a2dp_subevent_stream_established_get_a2dp_cid(packet);
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mitm_context.a2dp_sink_local_seid = a2dp_subevent_stream_established_get_local_seid(packet);
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||||
mitm_context.a2dp_sink_cid = a2dp_subevent_stream_established_get_a2dp_cid(packet);
|
||||
printf("A2DP Sink: stream established a2dp_cid 0x%02x, local seid %d, remote seid %d\n",
|
||||
a2dp_sink_cid, a2dp_sink_local_seid, a2dp_subevent_stream_established_get_remote_seid(packet));
|
||||
mitm_context.a2dp_sink_cid, mitm_context.a2dp_sink_local_seid, a2dp_subevent_stream_established_get_remote_seid(packet));
|
||||
break;
|
||||
|
||||
case A2DP_SUBEVENT_STREAM_RELEASED:
|
||||
printf("A2DP Sink: stream released\n");
|
||||
media_processing_close();
|
||||
break;
|
||||
|
||||
case A2DP_SUBEVENT_SIGNALING_CONNECTION_RELEASED:
|
||||
a2dp_sink_cid = 0;
|
||||
mitm_context.a2dp_sink_cid = 0;
|
||||
printf("A2DP Sink: signaling connection released\n");
|
||||
break;
|
||||
default:
|
||||
@ -470,39 +403,25 @@ static void a2dp_source_packet_handler(uint8_t packet_type, uint16_t channel, ui
|
||||
printf("A2DP Sink: Connection failed with status 0x%02x\n", status);
|
||||
break;
|
||||
}
|
||||
a2dp_source_cid = a2dp_subevent_signaling_connection_established_get_a2dp_cid(packet);
|
||||
printf("A2DP Source: Connected to device with addr %s, a2dp cid 0x%02x.\n", bd_addr_to_str(event_addr), a2dp_source_cid);
|
||||
mitm_context.a2dp_source_cid = a2dp_subevent_signaling_connection_established_get_a2dp_cid(packet);
|
||||
printf("A2DP Source: Connected to device with addr %s, a2dp_cid 0x%02x.\n", bd_addr_to_str(event_addr), mitm_context.a2dp_source_cid);
|
||||
break;
|
||||
|
||||
case A2DP_SUBEVENT_SIGNALING_MEDIA_CODEC_SBC_CONFIGURATION:{
|
||||
printf("A2DP Source: Received SBC codec configuration.\n");
|
||||
sbc_configuration.reconfigure = a2dp_subevent_signaling_media_codec_sbc_configuration_get_reconfigure(packet);
|
||||
sbc_configuration.num_channels = a2dp_subevent_signaling_media_codec_sbc_configuration_get_num_channels(packet);
|
||||
sbc_configuration.sampling_frequency = a2dp_subevent_signaling_media_codec_sbc_configuration_get_sampling_frequency(packet);
|
||||
sbc_configuration.channel_mode = a2dp_subevent_signaling_media_codec_sbc_configuration_get_channel_mode(packet);
|
||||
sbc_configuration.block_length = a2dp_subevent_signaling_media_codec_sbc_configuration_get_block_length(packet);
|
||||
sbc_configuration.subbands = a2dp_subevent_signaling_media_codec_sbc_configuration_get_subbands(packet);
|
||||
sbc_configuration.allocation_method = a2dp_subevent_signaling_media_codec_sbc_configuration_get_allocation_method(packet);
|
||||
sbc_configuration.min_bitpool_value = a2dp_subevent_signaling_media_codec_sbc_configuration_get_min_bitpool_value(packet);
|
||||
sbc_configuration.max_bitpool_value = a2dp_subevent_signaling_media_codec_sbc_configuration_get_max_bitpool_value(packet);
|
||||
sbc_configuration.frames_per_buffer = sbc_configuration.subbands * sbc_configuration.block_length;
|
||||
dump_sbc_configuration(packet);
|
||||
break;
|
||||
}
|
||||
|
||||
case A2DP_SUBEVENT_STREAM_ESTABLISHED:
|
||||
media_tracker.source_local_seid = a2dp_subevent_stream_established_get_local_seid(packet);
|
||||
media_tracker.source_cid = a2dp_subevent_stream_established_get_a2dp_cid(packet);
|
||||
|
||||
printf("A2DP Source: stream established a2dp_cid 0x%02x, local seid %d, remote seid %d\n",
|
||||
media_tracker.source_cid, media_tracker.source_local_seid, a2dp_subevent_stream_established_get_remote_seid(packet));
|
||||
|
||||
printf("A2DP Source: stream established a2dp_cid 0x%02x, local seid %d, remote seid %d\n",
|
||||
mitm_context.a2dp_source_cid, mitm_context.a2dp_source_local_seid, a2dp_subevent_stream_established_get_remote_seid(packet));
|
||||
printf("A2DP Source: start stream to headset\n");
|
||||
|
||||
a2dp_source_start_stream(media_tracker.source_cid, media_tracker.source_local_seid);
|
||||
a2dp_source_start_stream(mitm_context.a2dp_source_cid, mitm_context.a2dp_source_local_seid);
|
||||
break;
|
||||
|
||||
case A2DP_SUBEVENT_STREAM_STARTED:
|
||||
headset_stream_ready = 1;
|
||||
mitm_context.headset_stream_ready = 1;
|
||||
printf("A2DP Source: headset stream ready\n");
|
||||
break;
|
||||
|
||||
@ -514,24 +433,24 @@ static void a2dp_source_packet_handler(uint8_t packet_type, uint16_t channel, ui
|
||||
int pos = 0;
|
||||
|
||||
// calculate max num sbc frames for outgoing earlier
|
||||
uint16_t payload_max_size = a2dp_max_media_payload_size(media_tracker.source_cid, media_tracker.source_local_seid);
|
||||
int max_sbc_frames = payload_max_size / sbc_frame_size;
|
||||
uint16_t payload_max_size = a2dp_max_media_payload_size(mitm_context.a2dp_source_cid, mitm_context.a2dp_source_local_seid);
|
||||
int max_sbc_frames = payload_max_size / mitm_context.sbc_frame_size;
|
||||
|
||||
for (num_frames = 0 ; num_frames < max_sbc_frames && num_sbc_frames_in_ring_buffer > 0; num_frames++){
|
||||
for (num_frames = 0 ; num_frames < max_sbc_frames && mitm_context.num_sbc_frames_in_ring_buffer > 0; num_frames++){
|
||||
btstack_ring_buffer_read(&ring_buffer, (uint8_t*) &len, 2, &bytes_read);
|
||||
// log_info("RING: read frame of size %u", len);
|
||||
btstack_ring_buffer_read(&ring_buffer, &media_tracker.sbc_storage[pos], len, &bytes_read);
|
||||
btstack_ring_buffer_read(&ring_buffer, &sbc_storage[pos], len, &bytes_read);
|
||||
pos += len;
|
||||
num_sbc_frames_in_ring_buffer--;
|
||||
mitm_context.num_sbc_frames_in_ring_buffer--;
|
||||
}
|
||||
|
||||
a2dp_source_stream_send_media_payload(media_tracker.source_cid, media_tracker.source_local_seid, media_tracker.sbc_storage, pos, num_frames, 0);
|
||||
|
||||
media_tracker.sbc_ready_to_send = 0;
|
||||
a2dp_source_stream_send_media_payload(mitm_context.a2dp_source_cid, mitm_context.a2dp_source_local_seid, sbc_storage, pos, num_frames, 0);
|
||||
|
||||
mitm_context.sbc_ready_to_send = false;
|
||||
|
||||
int num_samples_per_frame = 128;
|
||||
int samples_consumed = num_frames * num_samples_per_frame;
|
||||
media_tracker.samples_ready -= samples_consumed;
|
||||
mitm_context.samples_ready -= samples_consumed;
|
||||
|
||||
|
||||
// printf("DEMO: audio packet sent, ring buffer %u\n", btstack_ring_buffer_bytes_available(&ring_buffer));
|
||||
@ -539,26 +458,23 @@ static void a2dp_source_packet_handler(uint8_t packet_type, uint16_t channel, ui
|
||||
if (btstack_ring_buffer_bytes_available(&ring_buffer) == 0){
|
||||
log_info("Stream dried out. stop");
|
||||
printf("Stream dried out. restart\n");
|
||||
forward_active = 0;
|
||||
a2dp_fill_audio_buffer_timer_stop(&media_tracker);
|
||||
mitm_context.forward_active = false;
|
||||
a2dp_fill_audio_buffer_timer_stop(&mitm_context);
|
||||
break;
|
||||
}
|
||||
break;
|
||||
|
||||
}
|
||||
case A2DP_SUBEVENT_STREAM_SUSPENDED:
|
||||
printf(" A2DP_SUBEVENT_STREAM_SUSPENDED, local seid %d\n", media_tracker.source_local_seid);
|
||||
// a2dp_fill_audio_buffer_timer_pause(&media_tracker);
|
||||
// TODO: ??
|
||||
printf(" A2DP_SUBEVENT_STREAM_SUSPENDED, local seid %d\n", mitm_context.a2dp_source_local_seid);
|
||||
break;
|
||||
|
||||
case A2DP_SUBEVENT_STREAM_RELEASED:
|
||||
printf("A2DP Source: stream released\n");
|
||||
media_processing_close();
|
||||
break;
|
||||
|
||||
case A2DP_SUBEVENT_SIGNALING_CONNECTION_RELEASED:
|
||||
a2dp_source_cid = 0;
|
||||
mitm_context.a2dp_source_cid = 0;
|
||||
printf("A2DP Source: signaling connection released\n");
|
||||
break;
|
||||
|
||||
@ -596,9 +512,9 @@ static void show_usage(void){
|
||||
printf("--- A2DP MITM Console on %s ---\n", bd_addr_to_str(iut_address));
|
||||
printf("- Paired with smartphone: %s\n", smartphone_paired ? "yes" : "no");
|
||||
printf("- Paired with headset: %s\n", headset_paired ? "yes" : "no");
|
||||
printf("- Smartphone connected: %s\n", a2dp_sink_cid ? "yes" : "no");
|
||||
printf("- Headset connected: %s\n", a2dp_source_cid ? "yes" : "no");
|
||||
printf("- Headset ready: %s\n", headset_stream_ready ? "yes" : "no");
|
||||
printf("- Smartphone connected: %s\n", mitm_context.a2dp_sink_cid ? "yes" : "no");
|
||||
printf("- Headset connected: %s\n", mitm_context.a2dp_source_cid ? "yes" : "no");
|
||||
printf("- Headset ready: %s\n", mitm_context.headset_stream_ready ? "yes" : "no");
|
||||
printf("\n");
|
||||
printf("p - create connection to smartphone %s\n", bd_addr_to_str(smartphone_addr));
|
||||
printf("h - create connection to headset %s\n", bd_addr_to_str(headset_addr));
|
||||
@ -613,20 +529,21 @@ static void show_usage(void){
|
||||
|
||||
static void stdin_process(char cmd){
|
||||
uint8_t status = ERROR_CODE_SUCCESS;
|
||||
sep.seid = 1;
|
||||
switch (cmd){
|
||||
case 'p':
|
||||
status = a2dp_sink_establish_stream(smartphone_addr, a2dp_sink_local_seid, &a2dp_sink_cid);
|
||||
printf("Creating A2DP Connection to remote audio source (smartphone) %s, a2dp sink cid 0x%02x\n", bd_addr_to_str(smartphone_addr), a2dp_sink_cid);
|
||||
status = a2dp_sink_establish_stream(smartphone_addr, mitm_context.a2dp_sink_local_seid, &mitm_context.a2dp_sink_cid);
|
||||
printf("Creating A2DP Connection to remote audio source (smartphone) %s, a2dp sink cid 0x%02x\n",
|
||||
bd_addr_to_str(smartphone_addr), mitm_context.a2dp_sink_cid);
|
||||
break;
|
||||
case 'h':
|
||||
status = a2dp_source_establish_stream(headset_addr, a2dp_source_local_seid, &a2dp_source_cid);
|
||||
printf("Creating A2DP Connection to remote audio sink (headset) %s, a2dp source cid 0x%02x\n", bd_addr_to_str(headset_addr), a2dp_source_cid);
|
||||
status = a2dp_source_establish_stream(headset_addr, mitm_context.a2dp_source_local_seid, &mitm_context.a2dp_source_cid);
|
||||
printf("Creating A2DP Connection to remote audio sink (headset) %s, a2dp source cid 0x%02x\n",
|
||||
bd_addr_to_str(headset_addr), mitm_context.a2dp_source_cid);
|
||||
break;
|
||||
case 'd':
|
||||
printf("Disconnect all\n");
|
||||
a2dp_sink_disconnect(a2dp_sink_cid);
|
||||
a2dp_source_disconnect(a2dp_source_cid);
|
||||
a2dp_sink_disconnect(mitm_context.a2dp_sink_cid);
|
||||
a2dp_source_disconnect(mitm_context.a2dp_source_cid);
|
||||
break;
|
||||
case 'c':
|
||||
printf("Deleting all link keys\n");
|
||||
@ -676,7 +593,8 @@ int btstack_main(int argc, const char * argv[]){
|
||||
printf("A2DP Sink: not enough memory to create local stream endpoint\n");
|
||||
return 1;
|
||||
}
|
||||
a2dp_sink_local_seid = avdtp_local_seid(local_sink_stream_endpoint);
|
||||
mitm_context.a2dp_sink_local_seid = avdtp_local_seid(local_sink_stream_endpoint);
|
||||
printf("A2DP Sink: created stream endpoint with seid %d\n", mitm_context.a2dp_sink_local_seid);
|
||||
|
||||
memset(sdp_avdtp_sink_service_buffer, 0, sizeof(sdp_avdtp_sink_service_buffer));
|
||||
a2dp_sink_create_sdp_record(sdp_avdtp_sink_service_buffer, 0x10001, 1, NULL, NULL);
|
||||
@ -694,8 +612,8 @@ int btstack_main(int argc, const char * argv[]){
|
||||
printf("A2DP Source: not enough memory to create local stream endpoint\n");
|
||||
return 1;
|
||||
}
|
||||
a2dp_source_local_seid = avdtp_local_seid(local_source_stream_endpoint);
|
||||
printf("A2DP Source: created stream endpoint with seid %d\n", a2dp_source_local_seid);
|
||||
mitm_context.a2dp_source_local_seid = avdtp_local_seid(local_source_stream_endpoint);
|
||||
printf("A2DP Source: created stream endpoint with seid %d\n", mitm_context.a2dp_source_local_seid);
|
||||
|
||||
memset(sdp_avdtp_source_service_buffer, 0, sizeof(sdp_avdtp_source_service_buffer));
|
||||
a2dp_source_create_sdp_record(sdp_avdtp_source_service_buffer, 0x10002, 1, NULL, NULL);
|
||||
|
||||
Loading…
x
Reference in New Issue
Block a user