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try sending 16 bit pcm sco data

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This commit is contained in:
Matthias Ringwald 2016-01-08 21:04:00 +01:00
parent f186ac720c
commit 43d67bd1f5
1 changed files with 15 additions and 13 deletions
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28
test/pts/hsp_hs_test.c
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@ -74,7 +74,7 @@
#define NUM_CHANNELS 1 #define NUM_CHANNELS 1
#define SAMPLE_RATE 8000 #define SAMPLE_RATE 8000
#define FRAMES_PER_BUFFER 1000 #define FRAMES_PER_BUFFER 1000
#define PA_SAMPLE_TYPE paInt8 #define PA_SAMPLE_TYPE paInt16
#define TABLE_SIZE (50) #define TABLE_SIZE (50)
const uint32_t hsp_service_buffer[150/4]; // implicit alignment to 4-byte memory address const uint32_t hsp_service_buffer[150/4]; // implicit alignment to 4-byte memory address
@ -82,8 +82,8 @@ const uint8_t rfcomm_channel_nr = 1;
const char hsp_hs_service_name[] = "Headset Test"; const char hsp_hs_service_name[] = "Headset Test";
static uint16_t sco_handle = 0; static uint16_t sco_handle = 0;
static bd_addr_t pts_addr = {0x00,0x1b,0xDC,0x07,0x32,0xEF}; // PTS dongle static bd_addr_t pts_addr = {0x00,0x1b,0xDC,0x07,0x32,0xEF}; // PTS dongle
static bd_addr_t local_mac = {0x04, 0x0C, 0xCE, 0xE4, 0x85, 0xD3}; // MacBook Air 2011 // static bd_addr_t local_mac = {0x04, 0x0C, 0xCE, 0xE4, 0x85, 0xD3}; // MacBook Air 2011
// static bd_addr_t local_mac = {0x84, 0x38, 0x35, 0x65, 0xD1, 0x15}; // MacBook Air 2013 static bd_addr_t local_mac = {0x84, 0x38, 0x35, 0x65, 0xD1, 0x15}; // MacBook Air 2013
// static bd_addr_t local_mac = {0x54, 0xe4, 0x3a, 0x26, 0xa2, 0x39}; // iPhone 5S // static bd_addr_t local_mac = {0x54, 0xe4, 0x3a, 0x26, 0xa2, 0x39}; // iPhone 5S
// static bd_addr_t local_mac = {0x00,0x1a,0x7d,0xda,0x71,0x0a}; // CSR Dongle // static bd_addr_t local_mac = {0x00,0x1a,0x7d,0xda,0x71,0x0a}; // CSR Dongle
static bd_addr_t current_addr; static bd_addr_t current_addr;
@ -92,7 +92,7 @@ static char hs_cmd_buffer[100];
// portaudio globals // portaudio globals
static PaStream * stream; static PaStream * stream;
static int8_t sine[TABLE_SIZE]; static uint16_t sine[TABLE_SIZE];
int phase = 0; int phase = 0;
// prototypes // prototypes
@ -103,7 +103,7 @@ static void setup_audio(void){
// create sine wave table // create sine wave table
int i; int i;
for( i=0; i<TABLE_SIZE; i++ ) { for( i=0; i<TABLE_SIZE; i++ ) {
sine[i] = (uint8_t) (127.0 * sin( ((double)i/(double)TABLE_SIZE) * M_PI * 2. )); sine[i] = (uint16_t) (30000 * sin( ((double)i/(double)TABLE_SIZE) * M_PI * 2. ));
} }
int err; int err;
@ -213,34 +213,34 @@ static int stdin_process(struct data_source *ds){
return 0; return 0;
} }
#if 0 #if 1
static void try_send_sco(void){ static void try_send_sco(void){
printf("try send handle %x\n", sco_handle);
if (!sco_handle) return; if (!sco_handle) return;
if (!hci_can_send_sco_packet_now(sco_handle)) { if (!hci_can_send_sco_packet_now(sco_handle)) {
printf("try_send_sco, cannot send now\n"); // printf("try_send_sco, cannot send now\n");
return; return;
} }
const int frames_per_packet = 9; printf("try send handle %x\n", sco_handle);
const int frames_per_packet = 24;
hci_reserve_packet_buffer(); hci_reserve_packet_buffer();
uint8_t * sco_packet = hci_get_outgoing_packet_buffer(); uint8_t * sco_packet = hci_get_outgoing_packet_buffer();
// set handle + flags // set handle + flags
bt_store_16(sco_packet, 0, sco_handle); bt_store_16(sco_packet, 0, sco_handle);
// set len // set len
sco_packet[2] = frames_per_packet; sco_packet[2] = frames_per_packet * 2; // 16 bit PCM
int i; int i;
for (i=0;i<frames_per_packet;i++){ for (i=0;i<frames_per_packet;i++){
sco_packet[3+i] = sine[phase]; bt_store_16(sco_packet, 3 + 2*i, sine[phase]);
phase++; phase++;
if (phase >= TABLE_SIZE) phase = 0; if (phase >= TABLE_SIZE) phase = 0;
} }
hci_send_sco_packet_buffer(3 + frames_per_packet); hci_send_sco_packet_buffer(3 + frames_per_packet * 2);
} }
#endif #endif
static void packet_handler(uint8_t * event, uint16_t event_size){ static void packet_handler(uint8_t * event, uint16_t event_size){
// printf("Packet handler event 0x%02x\n", event[0]); // printf("Packet handler event 0x%02x\n", event[0]);
// try_send_sco(); try_send_sco();
switch (event[0]) { switch (event[0]) {
case BTSTACK_EVENT_STATE: case BTSTACK_EVENT_STATE:
if (event[2] != HCI_STATE_WORKING) break; if (event[2] != HCI_STATE_WORKING) break;
@ -311,6 +311,8 @@ static void sco_packet_handler(uint8_t packet_type, uint8_t * packet, uint16_t s
int btstack_main(int argc, const char * argv[]); int btstack_main(int argc, const char * argv[]);
int btstack_main(int argc, const char * argv[]){ int btstack_main(int argc, const char * argv[]){
hci_set_sco_voice_setting(0x0060); // PCM, 16 bit, 2's complement, MSB Position 0,
setup_audio(); setup_audio();
hci_register_sco_packet_handler(&sco_packet_handler); hci_register_sco_packet_handler(&sco_packet_handler);