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AC63_BT_SDK/cpu/br30/audio_dec/audio_dec_pc.c

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原始文件
2025-02-18 15:40:42 +08:00
#include "uac_stream.h"
#include "app_config.h"
#include "audio_decoder.h"
#include "media/includes.h"
#include "audio_config.h"
#include "system/includes.h"
#include "audio_enc.h"
#include "application/audio_eq.h"
#include "application/audio_drc.h"
#include "app_config.h"
#include "audio_config.h"
#include "audio_dec.h"
#include "app_main.h"
#include "clock_cfg.h"
#include "audio_dec_eff.h"
#if TCFG_UI_ENABLE
#include "ui/ui_api.h"
#endif
#define PC_SYNC_BY_DAC_HRP (0)
#if PC_SYNC_BY_DAC_HRP
#include "media/includes.h"
extern struct audio_dac_hdl dac_hdl;
/* extern int audio_dac_get_hrp(struct audio_dac_hdl *dac); */
u32 in_points = 0;
u32 out_points = 0;
u32 last_hrp = 0;
u8 dac_start_flag = 0;
int sample_rate_set = 0;
u16 usb_icnt = 0;
#endif // PC_SYNC_BY_DAC_HRP
#if TCFG_PC_ENABLE//TCFG_APP_PC_EN
#if (defined(TCFG_PCM2TWS_SBC_ENABLE) && (TCFG_PCM2TWS_SBC_ENABLE))
#define UAC_DEC_PCM_ENC_TYPE AUDIO_CODING_SBC
#define UAC_DEC_PCM_ENC_CHANNEL AUDIO_CH_LR
#else
#define UAC_DEC_PCM_ENC_TYPE AUDIO_CODING_MP3
#define UAC_DEC_PCM_ENC_CHANNEL AUDIO_CH_LR
#endif
struct usb_audio_handle {
int top_size;
int bottom_size;
int begin_size;
};
#define RATE_INC_STEP 2
#define RATE_DEC_STEP 2
struct uac_dec_hdl {
struct audio_decoder decoder;
struct audio_res_wait wait;
struct audio_mixer_ch mix_ch;
int begin_size;
int top_size;
int bottom_size;
u8 start;
u8 channel;
u8 output_ch;
u8 sync_start;
u16 src_out_sr;
u32 dec_no_out_sound : 1; // 解码不直接输出声音（用于TWS转发）
u16 sample_rate;
u16 audio_new_rate;
u16 usb_audio_max_speed;
u16 usb_audio_min_speed;
struct audio_src_handle *src_sync;
u8 remain;
#if TCFG_EQ_ENABLE&&TCFG_PC_MODE_EQ_ENABLE
struct dec_eq_drc *eq_drc;
#endif
struct user_audio_parm *user_hdl;
u32 cnt: 8;
u32 state: 1;
int check_data_timer;
};
extern struct audio_dac_hdl dac_hdl;
extern struct audio_decoder_task decode_task;
extern struct audio_mixer mixer;
static u16 sys_event_id = 0;
static struct uac_dec_hdl *uac_dec = NULL;
static u8 uac_dec_maigc = 0;
extern void uac_get_cur_vol(const u8 id, u16 *l_vol, u16 *r_vol);
extern u8 uac_get_mute(void);
extern void bt_tws_sync_volume();
void pc_eq_drc_open(struct uac_dec_hdl *dec, struct audio_fmt *fmt);
void pc_eq_drc_close(struct uac_dec_hdl *dec);
int uac_vol_switch(int vol)
{
u16 valsum = vol * (SYS_MAX_VOL + 1) / 100;
if (valsum > SYS_MAX_VOL) {
valsum = SYS_MAX_VOL;
}
return valsum;
}
static void uac_dec_set_output_channel(struct uac_dec_hdl *dec)
{
u8 dac_conn = audio_dac_get_channel(&dac_hdl);
if (dac_conn == DAC_OUTPUT_LR) {
dec->output_ch = 2;
} else {
dec->output_ch = 1;
}
}
static int uac_sync_output_handler(void *priv, void *buf, int len)
{
struct uac_dec_hdl *dec = (struct uac_dec_hdl *)priv;
int remain_len = len;
int wlen = 0;
s16 *data = (s16 *)buf;
#if (defined(TCFG_PCM_ENC2TWS_ENABLE) && (TCFG_PCM_ENC2TWS_ENABLE))
if (dec->dec_no_out_sound) {
return pcm2tws_enc_output(NULL, data, len);
}
#endif
wlen = audio_mixer_ch_write(&dec->mix_ch, data, len);
return wlen;
}
static void pcm_LR_to_mono(s16 *pcm_lr, s16 *pcm_mono, int points_len)
{
s16 pcm_L;
s16 pcm_R;
int i = 0;
for (i = 0; i < points_len; i++, pcm_lr += 2) {
pcm_L = *pcm_lr;
pcm_R = *(pcm_lr + 1);
*pcm_mono++ = (s16)(((int)pcm_L + pcm_R) >> 1);
}
}
static int uac_dec_output_handler(struct audio_decoder *decoder, s16 *data, int len, void *priv)
{
struct uac_dec_hdl *dec = container_of(decoder, struct uac_dec_hdl, decoder);
char err = 0;
int rlen = len;
int wlen = 0;
/* if (dec->channel == 2 && dec->output_ch == 1) { //这里 */
/* pcm_LR_to_mono((s16 *)data, (s16 *)data, len >> 2); //这里有双声道转单声道 */
/* len >>= 1; */
/* } */
if (!dec->remain) {
#if (defined(USER_AUDIO_PROCESS_ENABLE) && (USER_AUDIO_PROCESS_ENABLE != 0))
if (dec->user_hdl) {
u8 ch_num = dec->output_ch;
user_audio_process_handler_run(dec->user_hdl, data, len, ch_num);
}
#endif
}
#if TCFG_EQ_ENABLE&&TCFG_PC_MODE_EQ_ENABLE
if (dec->eq_drc && dec->eq_drc->async) {
int eqlen = eq_drc_run(dec->eq_drc, data, len);
len -= eqlen;
if (len == 0) {
dec->remain = 0;
} else {
dec->remain = 1;
}
return eqlen;
}
if (!dec->remain) {
eq_drc_run(dec->eq_drc, data, len);
}
#endif//TCFG_PC_MODE_EQ_ENABLE
do {
if (dec->src_sync) {
wlen = audio_src_resample_write(dec->src_sync, data, rlen);
/*printf("%d - %d\n", len, wlen);*/
/* return wlen; */
#if (defined(TCFG_PCM_ENC2TWS_ENABLE) && (TCFG_PCM_ENC2TWS_ENABLE))
} else if (dec->dec_no_out_sound) {
wlen = pcm2tws_enc_output(NULL, data, rlen);
#endif
} else {
wlen = audio_mixer_ch_write(&dec->mix_ch, data, rlen);
}
if (!wlen) {
err++;
if (err < 2) {
continue;
}
break;
}
err = 0;
data += wlen / 2;
rlen -= wlen;
} while (rlen > 0);
if (rlen == 0) {
dec->remain = 0;
} else {
dec->remain = 1;
}
return len - rlen;
}
/*----------------------------------------------------------------------------*/
/**@brief 检测uac是否收到数据，没数据时暂停mix_ch
@param *priv: 私有参数
@return
@note
*/
/*----------------------------------------------------------------------------*/
static void audio_pc_check_timer(void *priv)
{
#if 1
u8 alive = uac_speaker_get_alive();
if (alive) {
uac_dec->cnt++;
if (uac_dec->cnt > 5) {
if (!uac_dec->state) {
#if TCFG_DEC2TWS_ENABLE
if (uac_dec->dec_no_out_sound) {
localtws_decoder_pause(1);
}
#endif
audio_mixer_ch_pause(&uac_dec->mix_ch, 1);
audio_decoder_resume_all(&decode_task);
uac_dec->state = 1;
}
}
} else {
if (uac_dec->cnt) {
uac_dec->cnt--;
}
if (uac_dec->state) {
uac_dec->state = 0;
uac_dec->cnt = 0;
#if TCFG_DEC2TWS_ENABLE
if (uac_dec->dec_no_out_sound) {
localtws_decoder_pause(0);
}
#endif
audio_mixer_ch_pause(&uac_dec->mix_ch, 0);
audio_decoder_resume_all(&decode_task);
}
}
uac_speaker_set_alive(1);
#else
static u8 cnt = 0;
if (uac_speaker_stream_size(NULL) == 0) {
if (cnt < 20) {
cnt++;
}
if (cnt == 15) {
#if TCFG_DEC2TWS_ENABLE
if (uac_dec->dec_no_out_sound) {
localtws_decoder_pause(1);
}
#endif
audio_mixer_ch_pause(&uac_dec->mix_ch, 1);
audio_decoder_resume_all(&decode_task);
}
} else {
if (cnt > 14) {
#if TCFG_DEC2TWS_ENABLE
if (uac_dec->dec_no_out_sound) {
localtws_decoder_pause(0);
}
#endif
audio_mixer_ch_pause(&uac_dec->mix_ch, 0);
audio_decoder_resume_all(&decode_task);
}
cnt = 0;
}
#endif
}
static int uac_stream_read(struct audio_decoder *decoder, void *buf, u32 len)
{
int rlen = 0;
struct uac_dec_hdl *dec = container_of(decoder, struct uac_dec_hdl, decoder);
if (!dec->sync_start) {
if (uac_speaker_stream_size() < dec->begin_size) {
return -1;
}
dec->sync_start = 1;
}
rlen = uac_speaker_read(NULL, (void *)buf, len);
if (dec->channel == 2 && dec->output_ch == 1) {
pcm_LR_to_mono((s16 *)buf, (s16 *)buf, rlen >> 2);
rlen >>= 1;
}
if (!rlen) {
return -1;
}
return rlen;
}
static const struct audio_dec_input uac_input = {
.coding_type = AUDIO_CODING_PCM,
.data_type = AUDIO_INPUT_FILE,
.ops = {
.file = {
.fread = uac_stream_read,
/*.fseek = uac_stream_seek,*/
/*.flen = uac_stream_len,*/
}
}
};
static int usb_audio_stream_sync(struct uac_dec_hdl *dec, int data_size)
{
if (!dec->src_sync) {
return 0;
}
u16 sr = dec->audio_new_rate;
if (data_size < dec->bottom_size) {
dec->audio_new_rate += RATE_INC_STEP;
/*printf("rate inc\n");*/
}
if (data_size > dec->top_size) {
dec->audio_new_rate -= RATE_DEC_STEP;
/*printf("rate dec : %d\n", __this->audio_new_rate);*/
}
if (dec->audio_new_rate < dec->usb_audio_min_speed) {
dec->audio_new_rate = dec->usb_audio_min_speed;
} else if (dec->audio_new_rate > dec->usb_audio_max_speed) {
dec->audio_new_rate = dec->usb_audio_max_speed;
}
if (sr != dec->audio_new_rate) {
audio_hw_src_set_rate(dec->src_sync, dec->sample_rate, dec->audio_new_rate);
}
return 0;
}
static int uac_dec_probe_handler(struct audio_decoder *decoder)
{
struct uac_dec_hdl *dec = container_of(decoder, struct uac_dec_hdl, decoder);
int err = 0;
#if 0
if (!dec->sync_start) {
if (uac_speaker_stream_size() > dec->begin_size) {
dec->sync_start = 1;
return 0;
} else {
os_time_dly(2);
audio_decoder_suspend(&dec->decoder, 0);
/* audio_decoder_resume(&dec->decoder); */
/* return 0;//临时 */
return -EINVAL;
}
}
#else
if (!dec->sync_start) {
return 0;
}
#endif
#if (defined(TCFG_PCM_ENC2TWS_ENABLE) && (TCFG_PCM_ENC2TWS_ENABLE))
if (dec->dec_no_out_sound) {
// localtws同步有微调处理
return 0;
}
#endif
usb_audio_stream_sync(dec, uac_speaker_stream_size());
return err;
}
static const struct audio_dec_handler uac_dec_handler = {
.dec_probe = uac_dec_probe_handler,
.dec_output = uac_dec_output_handler,
};
static int uac_audio_sync_init(struct uac_dec_hdl *dec)
{
dec->sync_start = 0;
dec->begin_size = uac_speaker_stream_length() * 60 / 100;
dec->top_size = uac_speaker_stream_length() * 70 / 100;
dec->bottom_size = uac_speaker_stream_length() * 40 / 100;
#if PC_SYNC_BY_DAC_HRP
if (sample_rate_set == 0) {
sample_rate_set = dec->src_out_sr;
}
dec->audio_new_rate = sample_rate_set;
#else
dec->audio_new_rate = dec->src_out_sr;//audio_output_rate(dec->sample_rate);
#endif
printf("out_sr:%d, dsr:%d, \n", dec->audio_new_rate, dec->sample_rate);
dec->usb_audio_max_speed = dec->audio_new_rate + 50;
dec->usb_audio_min_speed = dec->audio_new_rate - 50;
#if (defined(TCFG_PCM_ENC2TWS_ENABLE) && (TCFG_PCM_ENC2TWS_ENABLE))
if (dec->dec_no_out_sound) {
if (dec->audio_new_rate == dec->sample_rate) {
return -ENODEV;
}
}
#endif
dec->src_sync = zalloc(sizeof(struct audio_src_handle));
if (!dec->src_sync) {
return -ENODEV;
}
audio_hw_src_open(dec->src_sync, dec->output_ch, SRC_TYPE_AUDIO_SYNC);
audio_hw_src_set_rate(dec->src_sync, dec->sample_rate, dec->audio_new_rate);
audio_src_set_output_handler(dec->src_sync, dec, uac_sync_output_handler);
return 0;
}
static int uac_audio_sync_release(struct uac_dec_hdl *dec)
{
if (dec->src_sync) {
audio_hw_src_stop(dec->src_sync);
audio_hw_src_close(dec->src_sync);
local_irq_disable();
free(dec->src_sync);
dec->src_sync = NULL;
local_irq_enable();
}
return 0;
}
static int uac_audio_close(void)
{
if (!uac_dec || !uac_dec->start) {
return 0;
}
uac_dec->start = 0;
uac_dec->sync_start = 0;
if (uac_dec->check_data_timer) {
sys_hi_timer_del(uac_dec->check_data_timer);
}
audio_decoder_close(&uac_dec->decoder);
uac_audio_sync_release(uac_dec);
if (!uac_dec->dec_no_out_sound) {
audio_mixer_ch_close(&uac_dec->mix_ch);
app_audio_state_exit(APP_AUDIO_STATE_MUSIC);
}
#if (defined(TCFG_PCM_ENC2TWS_ENABLE) && (TCFG_PCM_ENC2TWS_ENABLE))
if (uac_dec->dec_no_out_sound) {
uac_dec->dec_no_out_sound = 0;
pcm2tws_enc_close();
encfile_tws_dec_close();
local_tws_stop();
}
#endif
pc_eq_drc_close(uac_dec);
#if (defined(USER_AUDIO_PROCESS_ENABLE) && (USER_AUDIO_PROCESS_ENABLE != 0))
if (uac_dec->user_hdl) {
user_audio_process_close(uac_dec->user_hdl);
uac_dec->user_hdl = NULL;
}
#endif
clock_set_cur();
return 0;
}
static void uac_dec_event_handler(struct audio_decoder *decoder, int argc, int *argv)
{
switch (argv[0]) {
case AUDIO_DEC_EVENT_END:
puts("USB AUDIO_DEC_EVENT_END\n");
if ((u8)argv[1] != (u8)(uac_dec_maigc - 1)) {
log_i("maigc err, %s\n", __FUNCTION__);
break;
}
/*uac_audio_close();*/
break;
}
}
static int uac_audio_start(void)
{
int err;
struct audio_fmt f = {0};
struct uac_dec_hdl *dec = uac_dec;
if (!uac_dec) {
return -EINVAL;
}
err = audio_decoder_open(&dec->decoder, &uac_input, &decode_task);
if (err) {
goto __err;
}
audio_decoder_set_handler(&dec->decoder, &uac_dec_handler);
audio_decoder_set_event_handler(&dec->decoder, uac_dec_event_handler, uac_dec_maigc++);
uac_dec_set_output_channel(dec);
f.coding_type = AUDIO_CODING_PCM;
f.sample_rate = dec->sample_rate;
f.channel = dec->output_ch;
err = audio_decoder_set_fmt(&dec->decoder, &f);
if (err) {
goto __err;
}
#if (defined(TCFG_PCM_ENC2TWS_ENABLE) && (TCFG_PCM_ENC2TWS_ENABLE))
dec->dec_no_out_sound = 0;
if (dec2tws_check_enable() == true) {
audio_decoder_set_output_channel(&dec->decoder, UAC_DEC_PCM_ENC_CHANNEL);
dec->output_ch = AUDIO_CH_IS_MONO(UAC_DEC_PCM_ENC_CHANNEL) ? 1 : 2;;
struct audio_fmt enc_fmt = {0};
enc_fmt.coding_type = UAC_DEC_PCM_ENC_TYPE;
enc_fmt.bit_rate = 128;
enc_fmt.channel = dec->output_ch;
enc_fmt.sample_rate = audio_output_rate(dec->sample_rate);//dec->decoder.fmt.sample_rate;
#if (defined(TCFG_PCM2TWS_SBC_ENABLE) && (TCFG_PCM2TWS_SBC_ENABLE))
#endif
int ret = pcm2tws_enc_open(&enc_fmt);
if (ret == 0) {
#if (defined(TCFG_PCM2TWS_SBC_ENABLE) && (TCFG_PCM2TWS_SBC_ENABLE))
pcm2tws_enc_set_output_handler(local_tws_output);
#else
pcm2tws_enc_set_output_handler(encfile_tws_wfile);
ret = encfile_tws_dec_open(&enc_fmt);
#endif
if (ret == 0) {
dec->dec_no_out_sound = 1;
pcm2tws_enc_set_resume_handler(uac_dec_resume);
audio_decoder_task_del_wait(&decode_task, &dec->wait);
local_tws_start(&enc_fmt);
audio_decoder_set_run_max(&dec->decoder, 20);
dec->src_out_sr = enc_fmt.sample_rate;
goto __dec_start;
} else {
pcm2tws_enc_close();
}
}
}
#endif
audio_mixer_ch_open(&dec->mix_ch, &mixer);
audio_mixer_ch_set_sample_rate(&dec->mix_ch, audio_output_rate(f.sample_rate));
dec->src_out_sr = audio_output_rate(f.sample_rate);
__dec_start:
uac_audio_sync_init(dec);
pc_eq_drc_open(dec, &f);
app_audio_state_switch(APP_AUDIO_STATE_MUSIC, get_max_sys_vol());
u16 l_volume, r_volume;
uac_get_cur_vol(0, &l_volume, &r_volume);
u8 vol = uac_vol_switch(l_volume);
app_audio_set_volume(APP_AUDIO_STATE_MUSIC, vol, 0);
#if (defined(TCFG_DEC2TWS_ENABLE) && (TCFG_DEC2TWS_ENABLE))
bt_tws_sync_volume();
#endif
#if (defined(USER_AUDIO_PROCESS_ENABLE) && (USER_AUDIO_PROCESS_ENABLE != 0))
struct user_audio_digital_parm vol_parm = {0};
#if (defined(USER_DIGITAL_VOLUME_ADJUST_ENABLE) && (USER_DIGITAL_VOLUME_ADJUST_ENABLE != 0))
vol_parm.en = true;
vol_parm.vol = app_audio_get_volume(APP_AUDIO_CURRENT_STATE);
vol_parm.vol_max = app_audio_get_max_volume();
vol_parm.fade_step = 2;
#endif
dec->user_hdl = user_audio_process_open((void *)&vol_parm, NULL, NULL);
#endif
err = audio_decoder_start(&dec->decoder);
if (err) {
goto __err;
}
dec->state = 0;
dec->cnt = 0;
dec->check_data_timer = sys_hi_timer_add(NULL, audio_pc_check_timer, 10);
#if PC_SYNC_BY_DAC_HRP
in_points = 0;
out_points = 0;
last_hrp = 0;
dac_start_flag = 0;
usb_icnt = 0;
#endif // PC_SYNC_BY_DAC_HRP
clock_set_cur();
dec->start = 1;
return 0;
__err:
pc_eq_drc_close(dec);
#if (defined(USER_AUDIO_PROCESS_ENABLE) && (USER_AUDIO_PROCESS_ENABLE != 0))
if (dec->user_hdl) {
user_audio_process_close(dec->user_hdl);
dec->user_hdl = NULL;
}
#endif
return err;
}
static int uac_wait_res_handler(struct audio_res_wait *wait, int event)
{
int err = 0;
if (event == AUDIO_RES_GET) {
err = uac_audio_start();
} else if (event == AUDIO_RES_PUT) {
uac_audio_close();
}
return err;
}
static void uac_speaker_stream_rx_handler(int event, void *data, int len)
{
#if PC_SYNC_BY_DAC_HRP
u32 hrp = audio_dac_get_hrp(&dac_hdl);
/* printf("\nl:%d h:%d\n", last_hrp, hrp); */
/* int sample_rate = uac_speaker_stream_sample_rate(); */
int sample_rate = SPK_AUDIO_RATE;
if (sample_rate_set == 0) {
sample_rate_set = sample_rate;
}
in_points += len / 2 / 2;
if (hrp >= last_hrp) {
out_points += hrp - last_hrp;
} else {
out_points += hrp + JL_AUDIO->DAC_LEN - last_hrp;
}
last_hrp = hrp;
if ((!dac_start_flag) && (out_points != 0)) {
dac_start_flag = 1;
in_points = 0;
out_points = 0;
}
if (dac_start_flag) {
if (out_points) {
usb_icnt++;
if (usb_icnt == 1000) {
usb_icnt = 0;
sample_rate_set = out_points ;
int buf_size = uac_speaker_stream_size();
if (buf_size >= (uac_speaker_stream_length() * 3 / 4)) {
sample_rate_set += 1;
} else if (buf_size <= (uac_speaker_stream_length() / 4)) {
sample_rate_set -= 1;
}
/* printf(">> in:%d out:%d sr:%d b:%d\n", in_points, out_points, sample_rate_set, buf_size); */
in_points = 0;
out_points = 0;
}
}
}
#endif // PC_SYNC_BY_DAC_HRP
if ((uac_speaker_stream_size() >= (uac_speaker_stream_length() * 50 / 100)) && (&uac_dec->decoder != NULL)) {
audio_decoder_resume(&uac_dec->decoder);
}
}
extern struct uac_stream_info *puac_speaker_info;
static int usb_audio_play_open(void *_info)
{
struct uac_dec_hdl *dec;
if (uac_dec) {
return 0;
}
dec = zalloc(sizeof(*dec));
if (!dec) {
return -ENOMEM;
}
uac_dec = dec;
dec->sample_rate = (u32)_info & 0xFFFFFF;
dec->channel = (u32)_info >> 24;
printf("usb_audio_play_open sr:%d ch:%d\n", dec->sample_rate, dec->channel); //通道是2个
set_uac_speaker_rx_handler(dec, uac_speaker_stream_rx_handler);
dec->wait.priority = 2;
dec->wait.preemption = 1;
dec->wait.handler = uac_wait_res_handler;
audio_decoder_task_add_wait(&decode_task, &dec->wait);
clock_add(DEC_PCM_CLK);
return 0;
}
static int usb_audio_play_close(void *arg)
{
int err = 0;
if (!uac_dec) {
return 0;
}
if (uac_dec->start) {
uac_audio_close();
}
audio_decoder_task_del_wait(&decode_task, &uac_dec->wait);
clock_remove(DEC_PCM_CLK);
local_irq_disable();
free(uac_dec);
uac_dec = NULL;
local_irq_enable();
return 0;
}
int uac_dec_restart(int magic)
{
if ((!uac_dec) || (magic != uac_dec_maigc)) {
return -1;
}
int _info = (uac_dec->channel << 24) | uac_dec->sample_rate;
usb_audio_play_close(NULL);
int err = usb_audio_play_open((void *)_info);
return err;
}
int uac_dec_push_restart(void)
{
if (!uac_dec) {
return false;
}
int argv[3];
argv[0] = (int)uac_dec_restart;
argv[1] = 1;
argv[2] = (int)uac_dec_maigc;
os_taskq_post_type(os_current_task(), Q_CALLBACK, ARRAY_SIZE(argv), argv);
return true;
}
void uac_dec_resume(void)
{
if (uac_dec && (uac_dec->start)) {
audio_decoder_resume(&uac_dec->decoder);
}
}
int uac_dec_no_out_sound(void)
{
if (uac_dec && uac_dec->dec_no_out_sound) {
return true;
}
return false;
}
extern int usb_audio_mic_open(void *_info);
extern int usb_audio_mic_close(void *arg);
extern void usb_audio_mic_set_gain(int gain);
static int usb_device_event_handler(u8 event, int value)
{
switch (event) {
case USB_AUDIO_PLAY_OPEN:
/*tone_play_stop();*/
usb_audio_play_open((void *)value);
break;
case USB_AUDIO_PLAY_CLOSE:
usb_audio_play_close((void *)value);
break;
case USB_AUDIO_MIC_OPEN:
usb_audio_mic_open((void *)value);
break;
case USB_AUDIO_MIC_CLOSE:
usb_audio_mic_close((void *)value);
break;
case USB_AUDIO_SET_MIC_VOL:
usb_audio_mic_set_gain(value);
break;
case USB_AUDIO_SET_PLAY_VOL:
value = uac_vol_switch(value & 0xffff); //left ch volume
app_audio_set_volume(APP_AUDIO_STATE_MUSIC, value, 1);
#if (defined(TCFG_DEC2TWS_ENABLE) && (TCFG_DEC2TWS_ENABLE))
bt_tws_sync_volume();
#endif
#if TCFG_UI_ENABLE
u8 vol = app_audio_get_volume(APP_AUDIO_STATE_MUSIC);
ui_set_tmp_menu(MENU_MAIN_VOL, 1000, vol, NULL);
#endif //TCFG_UI_ENABLE
break;
default:
break;
}
return 0;
}
static void usb_audio_event_handler(struct sys_event *event, void *priv)
{
switch (event->type) {
case SYS_DEVICE_EVENT:
if ((u32)event->arg == DEVICE_EVENT_FROM_UAC) {
log_d("usb device event : %d %x\n", event->u.dev.event, event->u.dev.value);
usb_device_event_handler(event->u.dev.event, event->u.dev.value);
}
return;
default:
break;
}
return;
}
__attribute__((weak))int audio_dev_init()
{
return 0;
}
int usb_audio_demo_init(void)
{
int err = 0;
audio_dev_init();
register_sys_event_handler(SYS_DEVICE_EVENT, DEVICE_EVENT_FROM_UAC, 2,
usb_audio_event_handler);
return 0;
}
void usb_audio_demo_exit(void)
{
unregister_sys_event_handler(usb_audio_event_handler);
usb_audio_play_close(NULL);
usb_audio_mic_close(NULL);
}
int audio_pc_src_resample_write(void *priv, s16 *data, u32 len)
{
if (uac_dec && uac_dec->start) { //避免src已经关闭，异步eq 还在输出写src，导致异常
return audio_src_resample_write(priv, data, len);
}
return 0;
}
#if (defined(USER_DIGITAL_VOLUME_ADJUST_ENABLE) && (USER_DIGITAL_VOLUME_ADJUST_ENABLE != 0))
/*
*pc歌数字音量调节
* */
void pc_user_digital_volume_set(u8 vol)
{
if (uac_dec && uac_dec->user_hdl && uac_dec->user_hdl->dvol_hdl) {
user_audio_digital_volume_set(uac_dec->user_hdl->dvol_hdl, vol);
}
}
u8 pc_user_audio_digital_volume_get()
{
if (!uac_dec) {
return 0;
}
if (!uac_dec->user_hdl) {
return 0;
}
if (!uac_dec->user_hdl->dvol_hdl) {
return 0;
}
return user_audio_digital_volume_get(uac_dec->user_hdl->dvol_hdl);
}
/*
*user_vol_max:音量级数
*user_vol_tab:自定义音量表,自定义表长user_vol_max+1
*注意：如需自定义音量表，须在volume_set前调用 ,否则会在下次volume_set时生效
*/
void pc_user_digital_volume_tab_set(u16 *user_vol_tab, u8 user_vol_max)
{
if (uac_dec && uac_dec->user_hdl && uac_dec->user_hdl->dvol_hdl) {
user_audio_digital_set_volume_tab(uac_dec->user_hdl->dvol_hdl, user_vol_tab, user_vol_max);
}
}
#endif
void pc_eq_drc_open(struct uac_dec_hdl *dec, struct audio_fmt *fmt)
{
if (!dec) {
return;
}
#if TCFG_EQ_ENABLE&&TCFG_PC_MODE_EQ_ENABLE
u8 drc_en = 0;
#if TCFG_DRC_ENABLE&&TCFG_PC_MODE_DRC_ENABLE
drc_en = 1;
#endif//TCFG_PC_MODE_DRC_ENABLE
if (dec->src_sync) {
dec->eq_drc = dec_eq_drc_setup(dec->src_sync, (eq_output_cb)audio_pc_src_resample_write, fmt->sample_rate, dec->output_ch, 1, drc_en);
} else if (dec->dec_no_out_sound) {
#if (defined(TCFG_PCM_ENC2TWS_ENABLE) && (TCFG_PCM_ENC2TWS_ENABLE))
dec->eq_drc = dec_eq_drc_setup(dec->dec_no_out_sound, (eq_output_cb)pcm2tws_enc_output, fmt->sample_rate, dec->output_ch, 1, drc_en);
#endif
} else {
dec->eq_drc = dec_eq_drc_setup(&dec->mix_ch, (eq_output_cb)audio_mixer_ch_write, fmt->sample_rate, dec->output_ch, 1, drc_en);
}
#endif//TCFG_PC_MODE_EQ_ENABLE
}
void pc_eq_drc_close(struct uac_dec_hdl *dec)
{
if (!dec) {
return;
}
#if TCFG_EQ_ENABLE&&TCFG_PC_MODE_EQ_ENABLE
if (dec->eq_drc) {
dec_eq_drc_free(dec->eq_drc);
dec->eq_drc = NULL;
}
#endif//TCFG_PC_MODE_EQ_ENABLE
}
#endif /* TCFG_APP_PC_EN */
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