768 lines
21 KiB
C
768 lines
21 KiB
C
/*****************************************************************
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>file name : audio_dec_pc.c
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>author : lichao
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>create time : Wed 22 May 2019 10:36:22 AM CST
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*****************************************************************/
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#include "uac_stream.h"
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#include "app_config.h"
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#include "audio_decoder.h"
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#include "media/includes.h"
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#include "audio_config.h"
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#include "system/includes.h"
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#include "audio_enc.h"
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#include "application/audio_eq_drc_apply.h"
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#include "app_config.h"
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#include "audio_config.h"
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#include "audio_dec.h"
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#include "app_main.h"
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#include "clock_cfg.h"
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#include "media/pcm_decoder.h"
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#include "bt_tws.h"
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#if TCFG_UI_ENABLE
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#include "ui/ui_api.h"
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#endif
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#if TCFG_APP_PC_EN
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//////////////////////////////////////////////////////////////////////////////
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struct uac_dec_hdl {
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struct audio_stream *stream; // 音频流
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struct pcm_decoder pcm_dec; // pcm解码句柄
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struct audio_res_wait wait; // 资源等待句柄
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struct audio_mixer_ch mix_ch; // 叠加句柄
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struct audio_eq_drc *eq_drc;//eq drc句柄
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u32 id; // 唯一标识符，随机值
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u32 start : 1; // 正在解码
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u32 source : 8; // 音频源
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u32 cnt: 8;
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u32 state: 1;
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u32 in_info;
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int check_data_timer;
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};
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//////////////////////////////////////////////////////////////////////////////
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static struct uac_dec_hdl *uac_dec = NULL; // pc解码句柄
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static u16 sys_event_id = 0;
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//////////////////////////////////////////////////////////////////////////////
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extern u16 uac_get_cur_vol(const u8 id, u16 *l_vol, u16 *r_vol);
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extern u8 uac_get_mute(void);
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extern int usb_audio_mic_open(void *_info);
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extern int usb_audio_mic_close(void *arg);
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extern void usb_audio_mic_set_gain(int gain);
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void *pc_eq_drc_open(u16 sample_rate, u8 ch_num);
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void pc_eq_drc_close(struct audio_eq_drc *eq_drc);
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//////////////////////////////////////////////////////////////////////////////
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/*----------------------------------------------------------------------------*/
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/**@brief pc音量值转换
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@param vol: pc音量
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@return 转换后的系统音量
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@note
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*/
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/*----------------------------------------------------------------------------*/
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int uac_vol_switch(int vol)
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{
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u16 valsum = vol * (SYS_MAX_VOL + 1) / 100;
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if (valsum > SYS_MAX_VOL) {
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valsum = SYS_MAX_VOL;
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}
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return valsum;
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}
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/*----------------------------------------------------------------------------*/
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/**@brief uac解码释放
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@param
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@return
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@note
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*/
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/*----------------------------------------------------------------------------*/
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void uac_dec_relaese()
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{
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if (!uac_dec) {
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return;
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}
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audio_decoder_task_del_wait(&decode_task, &uac_dec->wait);
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clock_remove(DEC_PCM_CLK);
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local_irq_disable();
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free(uac_dec);
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uac_dec = NULL;
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local_irq_enable();
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}
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/*----------------------------------------------------------------------------*/
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/**@brief uac解码数据流激活
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@param *p: 私有句柄
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@return
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@note
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*/
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/*----------------------------------------------------------------------------*/
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static void uac_dec_out_stream_resume(void *p)
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{
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struct uac_dec_hdl *dec = p;
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audio_decoder_resume(&dec->pcm_dec.decoder);
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}
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/*----------------------------------------------------------------------------*/
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/**@brief uac解码激活
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@param
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@return
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@note
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*/
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/*----------------------------------------------------------------------------*/
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static void uac_dec_resume(void)
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{
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if (uac_dec) {
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audio_decoder_resume(&uac_dec->pcm_dec.decoder);
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}
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}
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/*----------------------------------------------------------------------------*/
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/**@brief uac获取buf总长度
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@param *priv: 私有参数
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@return 总长度
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@note
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*/
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/*----------------------------------------------------------------------------*/
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static int uac_dec_get_total(void *priv)
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{
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return uac_speaker_stream_length();
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}
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/*----------------------------------------------------------------------------*/
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/**@brief uac获取数据长度
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@param *priv: 私有参数
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@return 数据长度
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@note
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*/
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/*----------------------------------------------------------------------------*/
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static int uac_dec_get_size(void *priv)
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{
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return uac_speaker_stream_size();
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}
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/*----------------------------------------------------------------------------*/
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/**@brief pc解码关闭
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@param
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@return 0：成功
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@note
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*/
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/*----------------------------------------------------------------------------*/
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static int uac_audio_close(void)
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{
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if (!uac_dec || !uac_dec->start) {
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return 0;
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}
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uac_dec->start = 0;
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if (uac_dec->check_data_timer) {
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sys_hi_timer_del(uac_dec->check_data_timer);
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}
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pcm_decoder_close(&uac_dec->pcm_dec);
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pc_eq_drc_close(uac_dec->eq_drc);
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audio_mixer_ch_close(&uac_dec->mix_ch);
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app_audio_state_exit(APP_AUDIO_STATE_MUSIC);
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#if TCFG_PCM_ENC2TWS_ENABLE
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if (uac_dec->pcm_dec.dec_no_out_sound) {
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uac_dec->pcm_dec.dec_no_out_sound = 0;
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localtws_enc_api_close();
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}
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#endif
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#if SYS_DIGVOL_GROUP_EN
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sys_digvol_group_ch_close("music_pc");
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#endif // SYS_DIGVOL_GROUP_EN
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// 先关闭各个节点，最后才close数据流
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if (uac_dec->stream) {
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audio_stream_close(uac_dec->stream);
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uac_dec->stream = NULL;
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}
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clock_set_cur();
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return 0;
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}
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/*----------------------------------------------------------------------------*/
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/**@brief uac解码事件处理
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@param *decoder: 解码器句柄
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@param argc: 参数个数
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@param *argv: 参数
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@return
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@note
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*/
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/*----------------------------------------------------------------------------*/
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static void uac_dec_event_handler(struct audio_decoder *decoder, int argc, int *argv)
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{
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switch (argv[0]) {
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case AUDIO_DEC_EVENT_END:
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puts("USB AUDIO_DEC_EVENT_END\n");
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if (!uac_dec) {
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log_i("uac_dec handle err ");
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break;
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}
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if (uac_dec->id != argv[1]) {
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log_w("uac_dec id err : 0x%x, 0x%x \n", uac_dec->id, argv[1]);
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break;
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}
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/*uac_audio_close();*/
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break;
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}
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}
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/*----------------------------------------------------------------------------*/
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/**@brief 检测uac是否收到数据，没数据时暂停mix_ch
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@param *priv: 私有参数
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@return
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@note
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*/
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/*----------------------------------------------------------------------------*/
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static void audio_pc_check_timer(void *priv)
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{
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#if 1
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u8 alive = uac_speaker_get_alive();
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if (alive) {
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uac_dec->cnt++;
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if (uac_dec->cnt > 5) {
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if (!uac_dec->state) {
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#if TCFG_DEC2TWS_ENABLE
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if (uac_dec->pcm_dec.dec_no_out_sound) {
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localtws_decoder_pause(1);
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}
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#endif
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audio_mixer_ch_pause(&uac_dec->mix_ch, 1);
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audio_decoder_resume_all(&decode_task);
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uac_dec->state = 1;
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}
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}
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} else {
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if (uac_dec->cnt) {
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uac_dec->cnt--;
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}
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if (uac_dec->state) {
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uac_dec->state = 0;
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uac_dec->cnt = 0;
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#if TCFG_DEC2TWS_ENABLE
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if (uac_dec->pcm_dec.dec_no_out_sound) {
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localtws_decoder_pause(0);
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}
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#endif
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audio_mixer_ch_pause(&uac_dec->mix_ch, 0);
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audio_decoder_resume_all(&decode_task);
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}
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}
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uac_speaker_set_alive(1);
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#else
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static u8 cnt = 0;
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if (uac_speaker_stream_size(NULL) == 0) {
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if (cnt < 6) {
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cnt++;
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}
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if (cnt == 5) {
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#if TCFG_DEC2TWS_ENABLE
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if (uac_dec->pcm_dec.dec_no_out_sound) {
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localtws_decoder_pause(1);
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}
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#endif
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audio_mixer_ch_pause(&uac_dec->mix_ch, 1);
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audio_decoder_resume_all(&decode_task);
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}
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} else {
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if (cnt > 4) {
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#if TCFG_DEC2TWS_ENABLE
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if (uac_dec->pcm_dec.dec_no_out_sound) {
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localtws_decoder_pause(0);
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}
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#endif
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audio_mixer_ch_pause(&uac_dec->mix_ch, 0);
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audio_decoder_resume_all(&decode_task);
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}
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cnt = 0;
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}
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#endif
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}
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/*----------------------------------------------------------------------------*/
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/**@brief 计算pc输入采样率
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@param
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@return 采样率
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@note
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*/
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/*----------------------------------------------------------------------------*/
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static int audio_pc_input_sample_rate(void *priv)
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{
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struct uac_dec_hdl *dec = (struct uac_dec_hdl *)priv;
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int sample_rate = uac_speaker_stream_sample_rate();
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int buf_size = uac_speaker_stream_size();
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#if TCFG_PCM_ENC2TWS_ENABLE
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if (dec->pcm_dec.dec_no_out_sound) {
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/*TWS的上限在uac输入buffer，下限在tws push buffer*/
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if (buf_size >= uac_speaker_stream_length() / 2) {
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sample_rate += (sample_rate * 5 / 10000);
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} else if (tws_api_local_media_trans_check_ready_total() < 1024) {
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sample_rate -= (sample_rate * 5 / 10000);
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}
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return sample_rate;
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}
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#endif
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if (buf_size >= (uac_speaker_stream_length() * 3 / 4)) {
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sample_rate += (sample_rate * 5 / 10000);
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}
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if (buf_size <= (uac_speaker_stream_length() / 4)) {
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sample_rate -= (sample_rate * 5 / 10000);
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}
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return sample_rate;
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}
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/*----------------------------------------------------------------------------*/
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/**@brief uac解码开始
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@param
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@return 0：成功
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@return 非0：失败
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@note
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*/
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/*----------------------------------------------------------------------------*/
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static int uac_audio_start(void)
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{
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int err;
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struct uac_dec_hdl *dec = uac_dec;
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struct audio_mixer *p_mixer = &mixer;
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if (!uac_dec) {
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return -EINVAL;
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}
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// 打开pcm解码器
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err = pcm_decoder_open(&dec->pcm_dec, &decode_task);
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if (err) {
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goto __err1;
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}
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pcm_decoder_set_event_handler(&dec->pcm_dec, uac_dec_event_handler, dec->id);
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pcm_decoder_set_read_data(&dec->pcm_dec, uac_speaker_read, NULL);
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#if TCFG_PCM_ENC2TWS_ENABLE
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{
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// localtws使用sbc等编码转发
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struct audio_fmt enc_f;
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memcpy(&enc_f, &dec->pcm_dec.decoder.fmt, sizeof(struct audio_fmt));
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enc_f.coding_type = AUDIO_CODING_SBC;
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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
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enc_f.channel = 2;
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}
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int ret = localtws_enc_api_open(&enc_f, LOCALTWS_ENC_FLAG_STREAM);
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if (ret == true) {
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dec->pcm_dec.dec_no_out_sound = 1;
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// 重定向mixer
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p_mixer = &g_localtws.mixer;
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// 关闭资源等待。最终会在localtws解码处等待
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audio_decoder_task_del_wait(&decode_task, &dec->wait);
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if (dec->pcm_dec.output_ch_num != enc_f.channel) {
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dec->pcm_dec.output_ch_num = dec->pcm_dec.decoder.fmt.channel = enc_f.channel;
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if (enc_f.channel == 2) {
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dec->pcm_dec.output_ch_type = AUDIO_CH_LR;
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} else {
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dec->pcm_dec.output_ch_type = AUDIO_CH_DIFF;
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}
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}
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}
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}
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#endif
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if (!dec->pcm_dec.dec_no_out_sound) {
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audio_mode_main_dec_open(AUDIO_MODE_MAIN_STATE_DEC_PC);
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}
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// 设置叠加功能
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audio_mixer_ch_open_head(&dec->mix_ch, p_mixer);
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audio_mixer_ch_follow_resample_enable(&dec->mix_ch, dec, audio_pc_input_sample_rate);
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dec->eq_drc = pc_eq_drc_open(dec->pcm_dec.sample_rate, dec->pcm_dec.output_ch_num);
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// 数据流串联
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struct audio_stream_entry *entries[8] = {NULL};
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u8 entry_cnt = 0;
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entries[entry_cnt++] = &dec->pcm_dec.decoder.entry;
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#if TCFG_EQ_ENABLE && TCFG_PC_MODE_EQ_ENABLE
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if (dec->eq_drc) {
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entries[entry_cnt++] = &dec->eq_drc->entry;
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}
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#endif
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#if SYS_DIGVOL_GROUP_EN
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void *dvol_entry = sys_digvol_group_ch_open("music_pc", -1, NULL);
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entries[entry_cnt++] = dvol_entry;
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#endif // SYS_DIGVOL_GROUP_EN
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entries[entry_cnt++] = &dec->mix_ch.entry;
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// 创建数据流，把所有节点连接起来
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dec->stream = audio_stream_open(dec, uac_dec_out_stream_resume);
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audio_stream_add_list(dec->stream, entries, entry_cnt);
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// 设置音量
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audio_output_set_start_volume(APP_AUDIO_STATE_MUSIC);
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u16 l_volume, r_volume;
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uac_get_cur_vol(0, &l_volume, &r_volume);
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u8 vol = uac_vol_switch(l_volume);
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app_audio_set_volume(APP_AUDIO_STATE_MUSIC, vol, 0);
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#if (TCFG_DEC2TWS_ENABLE)
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bt_tws_sync_volume();
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#endif
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// 开始解码
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dec->start = 1;
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err = audio_decoder_start(&dec->pcm_dec.decoder);
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if (err) {
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goto __err3;
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}
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dec->state = 0;
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dec->cnt = 0;
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dec->check_data_timer = sys_hi_timer_add(NULL, audio_pc_check_timer, 10);
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clock_set_cur();
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return 0;
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__err3:
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dec->start = 0;
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pc_eq_drc_close(dec->eq_drc);
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audio_mixer_ch_close(&dec->mix_ch);
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#if TCFG_PCM_ENC2TWS_ENABLE
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if (dec->pcm_dec.dec_no_out_sound) {
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dec->pcm_dec.dec_no_out_sound = 0;
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localtws_enc_api_close();
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}
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#endif
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#if SYS_DIGVOL_GROUP_EN
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sys_digvol_group_ch_close("music_pc");
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#endif // SYS_DIGVOL_GROUP_EN
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if (dec->stream) {
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audio_stream_close(dec->stream);
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dec->stream = NULL;
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}
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pcm_decoder_close(&dec->pcm_dec);
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__err1:
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uac_dec_relaese();
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return err;
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}
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/*----------------------------------------------------------------------------*/
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/**@brief uac解码资源等待
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@param *wait: 句柄
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@param event: 事件
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@return 0：成功
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@note 用于多解码打断处理
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*/
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/*----------------------------------------------------------------------------*/
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static int uac_wait_res_handler(struct audio_res_wait *wait, int event)
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{
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int err = 0;
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if (event == AUDIO_RES_GET) {
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// 启动解码
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err = uac_audio_start();
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} else if (event == AUDIO_RES_PUT) {
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// 被打断
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uac_audio_close();
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}
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return err;
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}
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/*----------------------------------------------------------------------------*/
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/**@brief uac收到数据处理
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@param event: 事件
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@param *data: 数据
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@param len: 数据长度
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@return
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@note
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*/
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/*----------------------------------------------------------------------------*/
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static void uac_speaker_stream_rx_handler(int event, void *data, int len)
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{
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/* putchar('A'); */
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uac_dec_resume();
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}
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/*----------------------------------------------------------------------------*/
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/**@brief 打开pc解码
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@param *_info: pc信息
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@return 0：成功
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@note
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*/
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/*----------------------------------------------------------------------------*/
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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:
|
||
value = uac_vol_switch(value & 0xffff); //left ch volume
|
||
app_audio_set_volume(APP_AUDIO_STATE_MUSIC, value, 1);
|
||
#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);
|
||
}
|
||
/*----------------------------------------------------------------------------*/
|
||
/**@brief pc模式 eq drc 打开
|
||
@param sample_rate:采样率
|
||
@param ch_num:通道个数
|
||
@return 句柄
|
||
@note
|
||
*/
|
||
/*----------------------------------------------------------------------------*/
|
||
void *pc_eq_drc_open(u16 sample_rate, u8 ch_num)
|
||
{
|
||
#if TCFG_EQ_ENABLE && TCFG_PC_MODE_EQ_ENABLE
|
||
struct audio_eq_drc *eq_drc = NULL;
|
||
u8 drc_en = 0;
|
||
#if TCFG_DRC_ENABLE && TCFG_PC_MODE_DRC_ENABLE
|
||
drc_en = 1;
|
||
#endif/*TCFG_DRC_ENABLE && TCFG_LINEIN_MODE_DRC_ENABLE*/
|
||
eq_drc = stream_eq_drc_open_demo(sample_rate, ch_num, drc_en, song_eq_mode);
|
||
|
||
return eq_drc;
|
||
#endif/*TCFG_EQ_ENABLE && TCFG_PC_MODE_EQ_ENABLE*/
|
||
return NULL;
|
||
|
||
}
|
||
|
||
/*----------------------------------------------------------------------------*/
|
||
/**@brief pc模式 eq drc 关闭
|
||
@param 句柄
|
||
@return
|
||
@note
|
||
*/
|
||
/*----------------------------------------------------------------------------*/
|
||
void pc_eq_drc_close(struct audio_eq_drc *eq_drc)
|
||
{
|
||
#if TCFG_EQ_ENABLE && TCFG_PC_MODE_EQ_ENABLE
|
||
stream_eq_drc_close_demo(eq_drc);
|
||
#endif/*TCFG_EQ_ENABLE && TCFG_PC_MODE_EQ_ENABLE*/
|
||
|
||
}
|
||
|
||
#endif /* TCFG_APP_PC_EN */
|
||
|