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KT24-1110_65E-HA-651B/cpu/br25/audio_dec/audio_dec_pc.c

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2024-11-10 10:44:17 +00:00
/*****************************************************************
>file name : audio_dec_pc.c
>author : lichao
>create time : Wed 22 May 2019 10:36:22 AM CST
*****************************************************************/
#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 "media/audio_eq_drc_apply.h"
#include "app_config.h"
#include "audio_config.h"
#include "audio_dec.h"
#include "app_main.h"
#include "clock_cfg.h"
#include "media/pcm_decoder.h"
#include "bt_tws.h"
#include "media/audio_stream.h"
#include "media/convert_data.h"
#include "audio_effect/audio_dynamic_eq_demo.h"
#include "media/effects_adj.h"
#include "audio_effect/audio_eff_default_parm.h"
#if TCFG_UI_ENABLE
#include "ui/ui_api.h"
#endif
#if TCFG_APP_PC_EN
//////////////////////////////////////////////////////////////////////////////
#define VOL_INDEPENDENT_EN 0 //左右声道的音量是否要单独设置,置1则单独设置
struct uac_dec_hdl {
struct audio_stream *stream; // 音频流
struct pcm_decoder pcm_dec; // pcm解码句柄
struct audio_res_wait wait; // 资源等待句柄
struct audio_mixer_ch mix_ch; // 叠加句柄
#if AUDIO_SURROUND_CONFIG
surround_hdl *surround; //环绕音效句柄
#endif
#if AUDIO_VBASS_CONFIG
struct aud_gain_process *vbass_prev_gain;
NOISEGATE_API_STRUCT *ns_gate;
vbass_hdl *vbass; //虚拟低音句柄
#endif
#if TCFG_EQ_ENABLE && TCFG_AUDIO_OUT_EQ_ENABLE
struct audio_eq *high_bass;
struct audio_drc *hb_drc;//高低音后的drc
#if defined(TCFG_DRC_ENABLE) && TCFG_DRC_ENABLE
struct convert_data *hb_convert;
#endif
#endif
struct audio_eq *eq; //eq drc句柄
struct audio_drc *drc; // drc句柄
#if defined(TCFG_DRC_ENABLE) && TCFG_DRC_ENABLE
struct convert_data *convert;
#endif
#if defined(MUSIC_EXT_EQ_AFTER_DRC) && MUSIC_EXT_EQ_AFTER_DRC
struct audio_eq *ext_eq; //eq drc句柄 扩展eq
#endif
#if defined(TCFG_DYNAMIC_EQ_ENABLE) && TCFG_DYNAMIC_EQ_ENABLE
struct audio_eq *eq2; //eq drc句柄
struct dynamic_eq_hdl *dy_eq;
struct convert_data *convert2;
#endif
#if defined(TCFG_PHASER_GAIN_AND_CH_SWAP_ENABLE) && TCFG_PHASER_GAIN_AND_CH_SWAP_ENABLE
struct aud_gain_process *gain;
#endif
u32 id; // 唯一标识符，随机值
u32 start : 1; // 正在解码
u32 source : 8; // 音频源
u32 cnt: 8;
u32 state: 1;
u32 in_info;
int check_data_timer;
};
//////////////////////////////////////////////////////////////////////////////
static struct uac_dec_hdl *uac_dec = NULL; // pc解码句柄
static u16 sys_event_id = 0;
//////////////////////////////////////////////////////////////////////////////
extern u16 uac_get_cur_vol(const u8 id, u16 *l_vol, u16 *r_vol);
extern u8 uac_get_mute(void);
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);
/* void *pc_eq_drc_open(u16 sample_rate, u8 ch_num); */
/* void pc_eq_drc_close(struct audio_eq_drc *eq_drc); */
//////////////////////////////////////////////////////////////////////////////
/*----------------------------------------------------------------------------*/
/**@brief pc音量值转换
@param vol: pc音量
@return 转换后的系统音量
@note
*/
/*----------------------------------------------------------------------------*/
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;
}
/*----------------------------------------------------------------------------*/
/**@brief uac解码释放
@param
@return
@note
*/
/*----------------------------------------------------------------------------*/
void uac_dec_relaese()
{
if (!uac_dec) {
return;
}
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();
}
/*----------------------------------------------------------------------------*/
/**@brief uac解码数据流激活
@param *p: 私有句柄
@return
@note
*/
/*----------------------------------------------------------------------------*/
static void uac_dec_out_stream_resume(void *p)
{
struct uac_dec_hdl *dec = p;
audio_decoder_resume(&dec->pcm_dec.decoder);
}
/*----------------------------------------------------------------------------*/
/**@brief uac解码激活
@param
@return
@note
*/
/*----------------------------------------------------------------------------*/
static void uac_dec_resume(void)
{
if (uac_dec) {
audio_decoder_resume(&uac_dec->pcm_dec.decoder);
}
}
/*----------------------------------------------------------------------------*/
/**@brief uac获取buf总长度
@param *priv: 私有参数
@return 总长度
@note
*/
/*----------------------------------------------------------------------------*/
static int uac_dec_get_total(void *priv)
{
return uac_speaker_stream_length();
}
/*----------------------------------------------------------------------------*/
/**@brief uac获取数据长度
@param *priv: 私有参数
@return 数据长度
@note
*/
/*----------------------------------------------------------------------------*/
static int uac_dec_get_size(void *priv)
{
return uac_speaker_stream_size();
}
/*----------------------------------------------------------------------------*/
/**@brief pc解码关闭
@param
@return 0：成功
@note
*/
/*----------------------------------------------------------------------------*/
static int uac_audio_close(void)
{
if (!uac_dec || !uac_dec->start) {
return 0;
}
uac_dec->start = 0;
if (uac_dec->check_data_timer) {
sys_hi_timer_del(uac_dec->check_data_timer);
}
pcm_decoder_close(&uac_dec->pcm_dec);
#if AUDIO_SURROUND_CONFIG
surround_close_demo(uac_dec->surround);
#endif
#if AUDIO_VBASS_CONFIG
audio_gain_close_demo(uac_dec->vbass_prev_gain);
audio_noisegate_close_demo(uac_dec->ns_gate);
audio_vbass_close_demo(uac_dec->vbass);
#endif
#if TCFG_EQ_ENABLE && TCFG_AUDIO_OUT_EQ_ENABLE
high_bass_eq_close(uac_dec->high_bass);
high_bass_drc_close(uac_dec->hb_drc);
#if defined(TCFG_DRC_ENABLE) && TCFG_DRC_ENABLE
convet_data_close(uac_dec->hb_convert);
#endif
#endif
#if TCFG_EQ_ENABLE && TCFG_PC_MODE_EQ_ENABLE
music_eq_close(uac_dec->eq);
#if TCFG_DRC_ENABLE && TCFG_PC_MODE_DRC_ENABLE
music_drc_close(uac_dec->drc);
#endif
#if defined(TCFG_DRC_ENABLE) && TCFG_DRC_ENABLE
convet_data_close(uac_dec->convert);
#endif
#if defined(MUSIC_EXT_EQ_AFTER_DRC) && MUSIC_EXT_EQ_AFTER_DRC
music_ext_eq_close(uac_dec->ext_eq);
#endif
#if defined(TCFG_DYNAMIC_EQ_ENABLE) && TCFG_DYNAMIC_EQ_ENABLE
music_eq2_close(uac_dec->eq2);
audio_dynamic_eq_ctrl_close(uac_dec->dy_eq);
convet_data_close(uac_dec->convert2);
#endif
#if defined(TCFG_PHASER_GAIN_AND_CH_SWAP_ENABLE) && TCFG_PHASER_GAIN_AND_CH_SWAP_ENABLE
audio_gain_close_demo(uac_dec->gain);
#endif
#endif
audio_mixer_ch_close(&uac_dec->mix_ch);
app_audio_state_exit(APP_AUDIO_STATE_MUSIC);
#if TCFG_PCM_ENC2TWS_ENABLE
if (uac_dec->pcm_dec.dec_no_out_sound) {
uac_dec->pcm_dec.dec_no_out_sound = 0;
localtws_enc_api_close();
}
#endif
#if SYS_DIGVOL_GROUP_EN
sys_digvol_group_ch_close("music_pc");
#endif // SYS_DIGVOL_GROUP_EN
// 先关闭各个节点，最后才close数据流
if (uac_dec->stream) {
audio_stream_close(uac_dec->stream);
uac_dec->stream = NULL;
}
clock_set_cur();
return 0;
}
/*----------------------------------------------------------------------------*/
/**@brief uac解码事件处理
@param *decoder: 解码器句柄
@param argc: 参数个数
@param *argv: 参数
@return
@note
*/
/*----------------------------------------------------------------------------*/
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 (!uac_dec) {
log_i("uac_dec handle err ");
break;
}
if (uac_dec->id != argv[1]) {
log_w("uac_dec id err : 0x%x, 0x%x \n", uac_dec->id, argv[1]);
break;
}
/*uac_audio_close();*/
break;
}
}
/*----------------------------------------------------------------------------*/
/**@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->pcm_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->pcm_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 < 6) {
cnt++;
}
if (cnt == 5) {
#if TCFG_DEC2TWS_ENABLE
if (uac_dec->pcm_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 > 4) {
#if TCFG_DEC2TWS_ENABLE
if (uac_dec->pcm_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
}
/*----------------------------------------------------------------------------*/
/**@brief 计算pc输入采样率
@param
@return 采样率
@note
*/
/*----------------------------------------------------------------------------*/
static int audio_pc_input_sample_rate(void *priv)
{
struct uac_dec_hdl *dec = (struct uac_dec_hdl *)priv;
int sample_rate = uac_speaker_stream_sample_rate();
int buf_size = uac_speaker_stream_size();
#if TCFG_PCM_ENC2TWS_ENABLE
if (dec->pcm_dec.dec_no_out_sound) {
/*TWS的上限在uac输入buffer，下限在tws push buffer*/
if (buf_size >= uac_speaker_stream_length() / 2) {
sample_rate += (sample_rate * 5 / 10000);
} else if (tws_api_local_media_trans_check_ready_total() < 1024) {
sample_rate -= (sample_rate * 5 / 10000);
}
return sample_rate;
}
#endif
if (buf_size >= (uac_speaker_stream_length() * 3 / 4)) {
sample_rate += (sample_rate * 5 / 10000);
}
if (buf_size <= (uac_speaker_stream_length() / 4)) {
sample_rate -= (sample_rate * 5 / 10000);
}
return sample_rate;
}
/*----------------------------------------------------------------------------*/
/**@brief uac解码开始
@param
@return 0：成功
@return 非0：失败
@note
*/
/*----------------------------------------------------------------------------*/
static int uac_audio_start(void)
{
int err;
struct uac_dec_hdl *dec = uac_dec;
struct audio_mixer *p_mixer = &mixer;
if (!uac_dec) {
return -EINVAL;
}
// 打开pcm解码器
err = pcm_decoder_open(&dec->pcm_dec, &decode_task);
if (err) {
goto __err1;
}
pcm_decoder_set_event_handler(&dec->pcm_dec, uac_dec_event_handler, dec->id);
pcm_decoder_set_read_data(&dec->pcm_dec, uac_speaker_read, NULL);
#if TCFG_PCM_ENC2TWS_ENABLE
{
// localtws使用sbc等编码转发
struct audio_fmt enc_f;
memcpy(&enc_f, &dec->pcm_dec.decoder.fmt, sizeof(struct audio_fmt));
enc_f.coding_type = AUDIO_CODING_SBC;
if (dec->pcm_dec.ch_num == 2) { // 如果是双声道数据，localtws在解码时才变成对应声道
enc_f.channel = 2;
}
int ret = localtws_enc_api_open(&enc_f, LOCALTWS_ENC_FLAG_STREAM);
if (ret == true) {
dec->pcm_dec.dec_no_out_sound = 1;
// 重定向mixer
p_mixer = &g_localtws.mixer;
// 关闭资源等待。最终会在localtws解码处等待
audio_decoder_task_del_wait(&decode_task, &dec->wait);
if (dec->pcm_dec.output_ch_num != enc_f.channel) {
dec->pcm_dec.output_ch_num = dec->pcm_dec.decoder.fmt.channel = enc_f.channel;
if (enc_f.channel == 2) {
dec->pcm_dec.output_ch_type = AUDIO_CH_LR;
} else {
dec->pcm_dec.output_ch_type = AUDIO_CH_DIFF;
}
}
}
}
#endif
if (!dec->pcm_dec.dec_no_out_sound) {
audio_mode_main_dec_open(AUDIO_MODE_MAIN_STATE_DEC_PC);
}
// 设置叠加功能
audio_mixer_ch_open_head(&dec->mix_ch, p_mixer);
audio_mixer_ch_follow_resample_enable(&dec->mix_ch, dec, audio_pc_input_sample_rate);
#if AUDIO_SURROUND_CONFIG
//环绕音效
dec->surround = surround_open_demo(AEID_MUSIC_SURROUND, dec->pcm_dec.output_ch_type);
#endif
#if AUDIO_VBASS_CONFIG
dec->vbass_prev_gain = audio_gain_open_demo(AEID_MUSIC_VBASS_PREV_GAIN, dec->pcm_dec.output_ch_num);
dec->ns_gate = audio_noisegate_open_demo(AEID_MUSIC_NS_GATE, dec->pcm_dec.sample_rate, dec->pcm_dec.output_ch_num);
//虚拟低音
dec->vbass = audio_vbass_open_demo(AEID_MUSIC_VBASS, dec->pcm_dec.sample_rate, dec->pcm_dec.output_ch_num);
#endif
#if TCFG_EQ_ENABLE && TCFG_AUDIO_OUT_EQ_ENABLE
dec->high_bass = high_bass_eq_open(dec->pcm_dec.sample_rate, dec->pcm_dec.output_ch_num);
dec->hb_drc = high_bass_drc_open(dec->pcm_dec.sample_rate, dec->pcm_dec.output_ch_num);
#if defined(TCFG_DRC_ENABLE) && TCFG_DRC_ENABLE
if (dec->hb_drc && dec->hb_drc->run32bit) {
dec->hb_convert = convet_data_open(0, 512);
}
#endif
#endif
#if TCFG_EQ_ENABLE && TCFG_PC_MODE_EQ_ENABLE
dec->eq = music_eq_open(dec->pcm_dec.sample_rate, dec->pcm_dec.output_ch_num);// eq
#if TCFG_DRC_ENABLE && TCFG_PC_MODE_DRC_ENABLE
dec->drc = music_drc_open(dec->pcm_dec.sample_rate, dec->pcm_dec.output_ch_num);//drc
#endif/*TCFG_PC_MODE_DRC_ENABLE*/
#if defined(TCFG_DRC_ENABLE) && TCFG_DRC_ENABLE
if (dec->eq && dec->eq->out_32bit) {
dec->convert = convet_data_open(0, 512);
}
#endif
#if defined(MUSIC_EXT_EQ_AFTER_DRC) && MUSIC_EXT_EQ_AFTER_DRC
dec->ext_eq = music_ext_eq_open(dec->pcm_dec.sample_rate, dec->pcm_dec.output_ch_num);
#endif
#if defined(TCFG_DYNAMIC_EQ_ENABLE) && TCFG_DYNAMIC_EQ_ENABLE
dec->eq2 = music_eq2_open(dec->pcm_dec.sample_rate, dec->pcm_dec.output_ch_num);// eq
dec->dy_eq = audio_dynamic_eq_ctrl_open(AEID_MUSIC_DYNAMIC_EQ, dec->pcm_dec.sample_rate, dec->pcm_dec.output_ch_num);//动态eq
dec->convert2 = convet_data_open(0, 512);
#endif/*TCFG_DYNAMIC_EQ_ENABLE*/
#if defined(TCFG_PHASER_GAIN_AND_CH_SWAP_ENABLE) && TCFG_PHASER_GAIN_AND_CH_SWAP_ENABLE
dec->gain = audio_gain_open_demo(AEID_MUSIC_GAIN, dec->pcm_dec.output_ch_num);
#endif
#endif/*TCFG_PC_MODE_EQ_ENABLE*/
struct audio_stream_entry *entries[16] = {NULL};
u8 entry_cnt = 0;
u8 rl_rr_entry_start = 0;
entries[entry_cnt++] = &dec->pcm_dec.decoder.entry;
#if SYS_DIGVOL_GROUP_EN
void *dvol_entry = sys_digvol_group_ch_open("music_pc", -1, NULL);
entries[entry_cnt++] = dvol_entry;
#endif // SYS_DIGVOL_GROUP_EN
#if AUDIO_VBASS_CONFIG
if (dec->vbass_prev_gain) {
entries[entry_cnt++] = &dec->vbass_prev_gain->entry;
}
if (dec->ns_gate) {
entries[entry_cnt++] = &dec->ns_gate->entry;
}
if (dec->vbass) {
entries[entry_cnt++] = &dec->vbass->entry;
}
#endif
#if TCFG_EQ_ENABLE && TCFG_AUDIO_OUT_EQ_ENABLE
if (dec->high_bass) { //高低音
entries[entry_cnt++] = &dec->high_bass->entry;
}
if (dec->hb_drc) { //高低音后drc
entries[entry_cnt++] = &dec->hb_drc->entry;
#if defined(TCFG_DRC_ENABLE) && TCFG_DRC_ENABLE
if (dec->hb_convert) {
entries[entry_cnt++] = &dec->hb_convert->entry;
}
#endif
}
#endif
rl_rr_entry_start = entry_cnt - 1;//记录eq的上一个节点
#if defined(TCFG_PHASER_GAIN_AND_CH_SWAP_ENABLE) && TCFG_PHASER_GAIN_AND_CH_SWAP_ENABLE
if (dec->gain) {
entries[entry_cnt++] = &dec->gain->entry;
}
#endif
#if AUDIO_SURROUND_CONFIG
if (dec->surround) {
entries[entry_cnt++] = &dec->surround->entry;
}
#endif
#if TCFG_EQ_ENABLE && TCFG_PC_MODE_EQ_ENABLE
if (dec->eq) {
entries[entry_cnt++] = &dec->eq->entry;
if (dec->drc) {
entries[entry_cnt++] = &dec->drc->entry;
}
#if defined(TCFG_DRC_ENABLE) && TCFG_DRC_ENABLE
if (dec->convert) {
entries[entry_cnt++] = &dec->convert->entry;
}
#endif
#if defined(MUSIC_EXT_EQ_AFTER_DRC) && MUSIC_EXT_EQ_AFTER_DRC
if (dec->ext_eq) {
entries[entry_cnt++] = &dec->ext_eq->entry;
}
#endif
#if defined(TCFG_DYNAMIC_EQ_ENABLE) && TCFG_DYNAMIC_EQ_ENABLE
if (dec->eq2) {
entries[entry_cnt++] = &dec->eq2->entry;
}
if (dec->dy_eq && dec->dy_eq->dy_eq) {
entries[entry_cnt++] = &dec->dy_eq->dy_eq->entry;
}
if (dec->convert2) {
entries[entry_cnt++] = &dec->convert2->entry;
}
#endif
}
#endif
entries[entry_cnt++] = &dec->mix_ch.entry;
// 创建数据流，把所有节点连接起来
dec->stream = audio_stream_open(dec, uac_dec_out_stream_resume);
audio_stream_add_list(dec->stream, entries, entry_cnt);
// 设置音量
audio_output_set_start_volume(APP_AUDIO_STATE_MUSIC);
u16 l_volume, r_volume;
uac_get_cur_vol(0, &l_volume, &r_volume);
u8 vol = uac_vol_switch(l_volume);
u8 vol_r = uac_vol_switch(r_volume);
#if !VOL_INDEPENDENT_EN
app_audio_set_volume(APP_AUDIO_STATE_MUSIC, vol, 0);
#else
app_audio_set_volume_each_channel(APP_AUDIO_STATE_MUSIC, vol, vol_r, 1);
#endif
#if (TCFG_DEC2TWS_ENABLE)
bt_tws_sync_volume();
#endif
// 开始解码
dec->start = 1;
err = audio_decoder_start(&dec->pcm_dec.decoder);
if (err) {
goto __err3;
}
dec->state = 0;
dec->cnt = 0;
dec->check_data_timer = sys_hi_timer_add(NULL, audio_pc_check_timer, 10);
clock_set_cur();
return 0;
__err3:
dec->start = 0;
#if AUDIO_SURROUND_CONFIG
surround_close_demo(dec->surround);
#endif
#if AUDIO_VBASS_CONFIG
audio_gain_close_demo(dec->vbass_prev_gain);
audio_noisegate_close_demo(dec->ns_gate);
audio_vbass_close_demo(dec->vbass);
#endif
#if TCFG_EQ_ENABLE && TCFG_AUDIO_OUT_EQ_ENABLE
high_bass_eq_close(dec->high_bass);
high_bass_drc_close(dec->hb_drc);
#if defined(TCFG_DRC_ENABLE) && TCFG_DRC_ENABLE
convet_data_close(dec->hb_convert);
#endif
#endif
#if TCFG_EQ_ENABLE && TCFG_PC_MODE_EQ_ENABLE
music_eq_close(dec->eq);
#if TCFG_DRC_ENABLE && TCFG_PC_MODE_DRC_ENABLE
music_drc_close(dec->drc);
#endif
#if defined(TCFG_DRC_ENABLE) && TCFG_DRC_ENABLE
convet_data_close(dec->convert);
#endif
#endif
#if defined(MUSIC_EXT_EQ_AFTER_DRC) && MUSIC_EXT_EQ_AFTER_DRC
music_ext_eq_close(dec->ext_eq);
#endif
#if defined(TCFG_DYNAMIC_EQ_ENABLE) && TCFG_DYNAMIC_EQ_ENABLE
music_eq2_close(dec->eq2);
audio_dynamic_eq_ctrl_close(dec->dy_eq);
convet_data_close(dec->convert2);
#endif
#if defined(TCFG_PHASER_GAIN_AND_CH_SWAP_ENABLE) && TCFG_PHASER_GAIN_AND_CH_SWAP_ENABLE
audio_gain_close_demo(dec->gain);
#endif
audio_mixer_ch_close(&dec->mix_ch);
#if TCFG_PCM_ENC2TWS_ENABLE
if (dec->pcm_dec.dec_no_out_sound) {
dec->pcm_dec.dec_no_out_sound = 0;
localtws_enc_api_close();
}
#endif
#if SYS_DIGVOL_GROUP_EN
sys_digvol_group_ch_close("music_pc");
#endif // SYS_DIGVOL_GROUP_EN
if (dec->stream) {
audio_stream_close(dec->stream);
dec->stream = NULL;
}
pcm_decoder_close(&dec->pcm_dec);
__err1:
uac_dec_relaese();
return err;
}
/*----------------------------------------------------------------------------*/
/**@brief uac解码资源等待
@param *wait: 句柄
@param event: 事件
@return 0：成功
@note 用于多解码打断处理
*/
/*----------------------------------------------------------------------------*/
static int uac_wait_res_handler(struct audio_res_wait *wait, int event)
{
int err = 0;
if (event == AUDIO_RES_GET) {
// 启动解码
err = uac_audio_start();
} else if (event == AUDIO_RES_PUT) {
// 被打断
uac_audio_close();
}
return err;
}
/*----------------------------------------------------------------------------*/
/**@brief uac收到数据处理
@param event: 事件
@param *data: 数据
@param len: 数据长度
@return
@note
*/
/*----------------------------------------------------------------------------*/
static void uac_speaker_stream_rx_handler(int event, void *data, int len)
{
/* putchar('A'); */
uac_dec_resume();
}
/*----------------------------------------------------------------------------*/
/**@brief 打开pc解码
@param *_info: pc信息
@return 0：成功
@note
*/
/*----------------------------------------------------------------------------*/
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;
#if TCFG_DEC2TWS_ENABLE
// 设置localtws重播接口
localtws_globle_set_dec_restart(uac_dec_push_restart);
#endif
dec->in_info = (u32)_info;
dec->pcm_dec.sample_rate = (u32)_info & 0xFFFFFF;
dec->pcm_dec.ch_num = (u32)_info >> 24;
dec->pcm_dec.output_ch_num = audio_output_channel_num();
dec->pcm_dec.output_ch_type = audio_output_channel_type();
printf("usb_audio_play_open sr:%d ch:%d\n", dec->pcm_dec.sample_rate, dec->pcm_dec.ch_num);
set_uac_speaker_rx_handler(dec, uac_speaker_stream_rx_handler);
dec->wait.priority = 2;
dec->wait.preemption = 0;
dec->wait.snatch_same_prio = 1;
dec->wait.handler = uac_wait_res_handler;
audio_decoder_task_add_wait(&decode_task, &dec->wait);
clock_add(DEC_PCM_CLK);
return 0;
}
/*----------------------------------------------------------------------------*/
/**@brief 关闭pc解码
@param *arg: 参数
@return 0：成功
@note
*/
/*----------------------------------------------------------------------------*/
static int usb_audio_play_close(void *arg)
{
int err = 0;
if (!uac_dec) {
return 0;
}
if (uac_dec->start) {
uac_audio_close();
}
uac_dec_relaese();
return 0;
}
/*----------------------------------------------------------------------------*/
/**@brief pc解码重新开始
@param id: 文件解码id
@return 0：成功
@return 非0：失败
@note
*/
/*----------------------------------------------------------------------------*/
int uac_dec_restart(int id)
{
if ((!uac_dec) || (id != uac_dec->id)) {
return -1;
}
int _info = uac_dec->in_info;//(uac_dec->pcm_dec.ch_num << 24) | uac_dec->pcm_dec.sample_rate;
usb_audio_play_close(NULL);
int err = usb_audio_play_open((void *)_info);
return err;
}
/*----------------------------------------------------------------------------*/
/**@brief 推送pc解码重新开始命令
@param
@return true：成功
@return false：失败
@note
*/
/*----------------------------------------------------------------------------*/
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->id;
os_taskq_post_type(os_current_task(), Q_CALLBACK, ARRAY_SIZE(argv), argv);
return true;
}
/*----------------------------------------------------------------------------*/
/**@brief pc事件处理
@param event: 事件
@param value: 参数
@return 0：成功
@note
*/
/*----------------------------------------------------------------------------*/
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:
#if !VOL_INDEPENDENT_EN
value = uac_vol_switch(value & 0xffff); //left ch volume
app_audio_set_volume(APP_AUDIO_STATE_MUSIC, value, 1);
#else
u32 vol_l, vol_r = 0;
vol_l = uac_vol_switch(value & 0xffff); //left ch volume
vol_r = uac_vol_switch((value >> 16) & 0xffff);
app_audio_set_volume_each_channel(APP_AUDIO_STATE_MUSIC, vol_l, vol_r, 1);
#endif
#if (TCFG_DEC2TWS_ENABLE)
bt_tws_sync_volume();
#endif
#if TCFG_UI_ENABLE
u8 vol = app_audio_get_volume(APP_AUDIO_STATE_MUSIC);
UI_SHOW_MENU(MENU_MAIN_VOL, 1000, vol, NULL);
#endif //TCFG_UI_ENABLE
break;
default:
break;
}
return 0;
}
/*----------------------------------------------------------------------------*/
/**@brief pc系统事件处理
@param *event: 事件
@param *priv: 参数
@return
@note
*/
/*----------------------------------------------------------------------------*/
static void usb_audio_event_handler(struct sys_event *event)
{
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);
}
/*----------------------------------------------------------------------------*/
/**@brief 音频设备初始化
@param
@return
@note
*/
/*----------------------------------------------------------------------------*/
__attribute__((weak))int audio_dev_init()
{
return 0;
}
/*----------------------------------------------------------------------------*/
/**@brief usb音频初始化
@param
@return 0：成功
@note
*/
/*----------------------------------------------------------------------------*/
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;
}
/*----------------------------------------------------------------------------*/
/**@brief usb音频退出
@param
@return
@note
*/
/*----------------------------------------------------------------------------*/
void usb_audio_demo_exit(void)
{
unregister_sys_event_handler(usb_audio_event_handler);
usb_audio_play_close(NULL);
usb_audio_mic_close(NULL);
}
#endif /* TCFG_APP_PC_EN */
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