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sco_demo_util: prepare for 16-bit CVSD

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This commit is contained in:
Matthias Ringwald 2017-01-20 17:01:36 +01:00
parent e5167d910d
commit e68aec34d6
1 changed files with 8 additions and 8 deletions
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16
example/sco_demo_util.c
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@ -78,25 +78,25 @@
#define USE_PORTAUDIO #define USE_PORTAUDIO
#endif #endif
#define NUM_CHANNELS 1
#define CVSD_BYTES_PER_FRAME (1*NUM_CHANNELS)
#define MSBC_BYTES_PER_FRAME (2*NUM_CHANNELS)
#ifdef USE_PORTAUDIO #ifdef USE_PORTAUDIO
#include <portaudio.h> #include <portaudio.h>
#include "btstack_ring_buffer.h" #include "btstack_ring_buffer.h"
// portaudio config // portaudio config
#define NUM_CHANNELS 1
#define CVSD_SAMPLE_RATE 8000 #define CVSD_SAMPLE_RATE 8000
#define CVSD_FRAMES_PER_BUFFER 24 #define CVSD_FRAMES_PER_BUFFER 24
#define CVSD_PA_SAMPLE_TYPE paInt8 #define CVSD_PA_SAMPLE_TYPE paInt8
#define CVSD_BYTES_PER_FRAME (1*NUM_CHANNELS)
#define CVSD_PREBUFFER_MS 5 #define CVSD_PREBUFFER_MS 5
#define CVSD_PREBUFFER_BYTES (CVSD_PREBUFFER_MS * CVSD_SAMPLE_RATE/1000 * CVSD_BYTES_PER_FRAME) #define CVSD_PREBUFFER_BYTES (CVSD_PREBUFFER_MS * CVSD_SAMPLE_RATE/1000 * CVSD_BYTES_PER_FRAME)
#define MSBC_SAMPLE_RATE 16000 #define MSBC_SAMPLE_RATE 16000
#define MSBC_FRAMES_PER_BUFFER 120 #define MSBC_FRAMES_PER_BUFFER 120
#define MSBC_PA_SAMPLE_TYPE paInt16 #define MSBC_PA_SAMPLE_TYPE paInt16
#define MSBC_BYTES_PER_FRAME (2*NUM_CHANNELS)
#define MSBC_PREBUFFER_MS 50 #define MSBC_PREBUFFER_MS 50
#define MSBC_PREBUFFER_BYTES (MSBC_PREBUFFER_MS * MSBC_SAMPLE_RATE/1000 * MSBC_BYTES_PER_FRAME) #define MSBC_PREBUFFER_BYTES (MSBC_PREBUFFER_MS * MSBC_SAMPLE_RATE/1000 * MSBC_BYTES_PER_FRAME)
@ -260,7 +260,7 @@ static void handle_pcm_data(int16_t * data, int num_samples, int num_channels, i
} }
static void sco_demo_init_mSBC(void){ static void sco_demo_init_mSBC(void){
printf("SCO Demo: Init CVSD\n"); printf("SCO Demo: Init mSBC\n");
int sample_rate = 16000; int sample_rate = 16000;
wav_writer_open(SCO_WAV_FILENAME, 1, sample_rate); wav_writer_open(SCO_WAV_FILENAME, 1, sample_rate);
@ -540,25 +540,25 @@ void sco_demo_send(hci_con_handle_t sco_handle){
} }
#endif #endif
#if SCO_DEMO_MODE == SCO_DEMO_MODE_ASCII #if SCO_DEMO_MODE == SCO_DEMO_MODE_ASCII
memset(&sco_packet[3], phase++, audio_samples_per_packet); memset(&sco_packet[3], phase++, sco_payload_length);
if (phase > 'z') phase = 'a'; if (phase > 'z') phase = 'a';
#endif #endif
#if SCO_DEMO_MODE == SCO_DEMO_MODE_COUNTER #if SCO_DEMO_MODE == SCO_DEMO_MODE_COUNTER
int j; int j;
for (j=0;j<audio_samples_per_packet;j++){ for (j=0;j<sco_payload_length;j++){
sco_packet[3+j] = phase++; sco_packet[3+j] = phase++;
} }
#endif #endif
#if SCO_DEMO_MODE == SCO_DEMO_MODE_55 #if SCO_DEMO_MODE == SCO_DEMO_MODE_55
int j; int j;
for (j=0;j<audio_samples_per_packet;j++){ for (j=0;j<sco_payload_length;j++){
// sco_packet[3+j] = j & 1 ? 0x35 : 0x53; // sco_packet[3+j] = j & 1 ? 0x35 : 0x53;
sco_packet[3+j] = 0x55; sco_packet[3+j] = 0x55;
} }
#endif #endif
#if SCO_DEMO_MODE == SCO_DEMO_MODE_00 #if SCO_DEMO_MODE == SCO_DEMO_MODE_00
int j; int j;
for (j=0;j<audio_samples_per_packet;j++){ for (j=0;j<sco_payload_length;j++){
sco_packet[3+j] = 0x00; sco_packet[3+j] = 0x00;
} }
// additional hack // additional hack