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test/le_audio: split encode_and_send

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This commit is contained in:
Matthias Ringwald 2022-07-04 17:37:26 +02:00
parent 6162bc33ff
commit 3f485d0971
1 changed files with 19 additions and 3 deletions
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22
test/le_audio/le_audio_broadcast_source.c
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@ -69,6 +69,7 @@
// max config
#define MAX_NUM_BIS 2
#define MAX_SAMPLES_PER_FRAME 480
#define MAX_LC3_FRAME_BYTES 155
static const uint8_t adv_sid = 0;
@ -236,6 +237,7 @@ static uint8_t num_bis = 1;
static const btstack_lc3_encoder_t * lc3_encoder;
static btstack_lc3_encoder_google_t encoder_contexts[MAX_NUM_BIS];
static int16_t pcm[MAX_NUM_BIS * MAX_SAMPLES_PER_FRAME];
static uint8_t iso_payload[MAX_NUM_BIS * MAX_LC3_FRAME_BYTES];
static uint32_t time_generation_ms;
// codec menu
@ -397,7 +399,13 @@ static void generate_audio(void){
iso_frame_counter++;
}
static void encode_and_send(uint8_t bis_index){
static void encode(uint8_t bis_index){
// encode as lc3
lc3_encoder->encode_signed_16(&encoder_contexts[bis_index], &pcm[bis_index], num_bis, &iso_payload[bis_index * MAX_LC3_FRAME_BYTES], octets_per_frame);
}
static void send_iso_packet(uint8_t bis_index) {
#ifdef COUNT_MODE
if (bis_index == 0) {
@ -430,12 +438,13 @@ static void encode_and_send(uint8_t bis_index){
buffer[8] = bis_index;
memset(&buffer[9], iso_frame_counter, octets_per_frame - 1);
#else
// encode as lc3
lc3_encoder->encode_signed_16(&encoder_contexts[bis_index], &pcm[bis_index], num_bis, &buffer[8], octets_per_frame);
// copy encoded payload
memcpy(&buffer[8], &iso_payload[bis_index * MAX_LC3_FRAME_BYTES], octets_per_frame);
#endif
// send
hci_send_iso_packet_buffer(4 + 0 + 4 + octets_per_frame);
#ifdef HAVE_POSIX_FILE_IO
if (((packet_sequence_numbers[bis_index] & 0x7f) == 0) && (bis_index == 0)) {
printf("Encoding time: %u\n", time_generation_ms);
}
@ -443,10 +452,17 @@ static void encode_and_send(uint8_t bis_index){
printf("%04x %10u %u ", packet_sequence_numbers[bis_index], btstack_run_loop_get_time_ms(), bis_index);
printf_hexdump(&buffer[8], octets_per_frame);
}
#endif
packet_sequence_numbers[bis_index]++;
}
static void encode_and_send(uint8_t bis_index){
encode(bis_index);
send_iso_packet(bis_index);
}
static void try_send(void){
if (app_state != APP_STREAMING) return;