458 lines
12 KiB
C
458 lines
12 KiB
C
#include "asm/includes.h"
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#include "media/includes.h"
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#include "system/includes.h"
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#include "device/uac_stream.h"
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#include "audio_enc.h"
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#include "app_main.h"
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#include "app_config.h"
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#include "user_cfg_id.h"
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#include "audio_splicing.h"
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#include "media/audio_echo_reverb.h"
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#include "audio_mic/mic_effect.h"
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#include "audio_config.h"
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/*USB MIC上行数据同步及变采样模块使能*/
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#define USB_MIC_SRC_ENABLE 0
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#if TCFG_USB_MIC_CVP_ENABLE
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#include "aec_user.h"
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#endif /*TCFG_USB_MIC_CVP_ENABLE*/
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#define PCM_ENC2USB_OUTBUF_LEN (5 * 1024)
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/* #define USB_MIC_BUF_NUM 3 */
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/* #define USB_MIC_CH_NUM 1 */
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/* #define USB_MIC_IRQ_POINTS 256 */
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/* #define USB_MIC_BUFS_SIZE (USB_MIC_CH_NUM * USB_MIC_BUF_NUM * USB_MIC_IRQ_POINTS) */
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#define USB_MIC_STOP 0x00
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#define USB_MIC_START 0x01
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extern struct audio_adc_hdl adc_hdl;
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extern u16 uac_get_mic_vol(const u8 usb_id);
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struct _usb_mic_hdl {
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struct audio_adc_output_hdl adc_output;
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struct adc_mic_ch mic_ch;
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struct audio_adc_ch linein_ch;
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/* s16 *adc_buf;//[USB_MIC_BUFS_SIZE]; */
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enum enc_source source;
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cbuffer_t output_cbuf;
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u8 *output_buf;//[PCM_ENC2USB_OUTBUF_LEN];
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u8 rec_tx_channels;
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u8 mic_data_ok;/*mic数据等到一定长度再开始发送*/
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u8 status;
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u8 drop_data; //用来丢掉刚开mic的前几帧数据
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#if TCFG_USB_MIC_ECHO_ENABLE
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ECHO_API_STRUCT *p_echo_hdl;
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#endif
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};
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static struct _usb_mic_hdl *usb_mic_hdl = NULL;
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#if TCFG_USB_MIC_ECHO_ENABLE
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ECHO_PARM_SET usbmic_echo_parm_default = {
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.delay = 200, //回声的延时时间 0-300ms
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.decayval = 50, // 0-70%
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.direct_sound_enable = 1, //直达声使能 0/1
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.filt_enable = 1, //发散滤波器使能
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};
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EF_REVERB_FIX_PARM usbmic_echo_fix_parm_default = {
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.wetgain = 2048, ////湿声增益：[0:4096]
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.drygain = 4096, ////干声增益: [0:4096]
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.sr = MIC_EFFECT_SAMPLERATE, ////采样率
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.max_ms = 200, ////所需要的最大延时，影响 need_buf 大小
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};
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#endif
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static int usb_audio_mic_sync(u32 data_size)
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{
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#if 0
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int change_point = 0;
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if (data_size > __this->rec_top_size) {
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change_point = -1;
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} else if (data_size < __this->rec_bottom_size) {
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change_point = 1;
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}
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if (change_point) {
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struct audio_pcm_src src;
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src.resample = 0;
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src.ratio_i = (1024) * 2;
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src.ratio_o = (1024 + change_point) * 2;
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src.convert = 1;
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dev_ioctl(__this->rec_dev, AUDIOC_PCM_RATE_CTL, (u32)&src);
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}
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#endif
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return 0;
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}
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static int usb_audio_mic_tx_handler(int event, void *data, int len)
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{
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if (usb_mic_hdl == NULL) {
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return 0;
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}
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if (usb_mic_hdl->status == USB_MIC_STOP) {
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return 0;
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}
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int i = 0;
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int r_len = 0;
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u8 ch = 0;
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u8 double_read = 0;
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/* int rlen = 0; */
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if (usb_mic_hdl->mic_data_ok == 0) {
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if (usb_mic_hdl->output_cbuf.data_len > (PCM_ENC2USB_OUTBUF_LEN / 4)) {
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usb_mic_hdl->mic_data_ok = 1;
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}
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//y_printf("mic_tx NULL\n");
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memset(data, 0, len);
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return len;
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}
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/* usb_audio_mic_sync(size); */
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if (usb_mic_hdl->rec_tx_channels == 2) {
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len = cbuf_read(&usb_mic_hdl->output_cbuf, data, len / 2);
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s16 *tx_pcm = (s16 *)data;
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int cnt = len / 2;
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for (cnt = len / 2; cnt >= 2;) {
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tx_pcm[cnt - 1] = tx_pcm[cnt / 2 - 1];
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tx_pcm[cnt - 2] = tx_pcm[cnt / 2 - 1];
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cnt -= 2;
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}
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len *= 2;
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} else {
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len = cbuf_read(&usb_mic_hdl->output_cbuf, data, len);
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}
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return len;
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}
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int usb_audio_mic_write(void *data, u16 len)
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{
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int wlen = len;
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if (usb_mic_hdl) {
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wlen = cbuf_write(&usb_mic_hdl->output_cbuf, data, len);
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#if 1
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static u32 usb_mic_data_max = 0;
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if (usb_mic_data_max < usb_mic_hdl->output_cbuf.data_len) {
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usb_mic_data_max = usb_mic_hdl->output_cbuf.data_len;
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y_printf("usb_mic_max:%d", usb_mic_data_max);
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}
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#endif
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if (wlen != len) {
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r_printf("usb_mic write full:%d-%d\n", wlen, len);
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}
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}
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return wlen;
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}
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static void adc_output_to_cbuf(void *priv, s16 *data, int len)
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{
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if (usb_mic_hdl == NULL) {
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return ;
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}
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if (usb_mic_hdl->status == USB_MIC_STOP) {
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return ;
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}
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switch (usb_mic_hdl->source) {
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case ENCODE_SOURCE_MIC:
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case ENCODE_SOURCE_LINE0_LR:
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case ENCODE_SOURCE_LINE1_LR:
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case ENCODE_SOURCE_LINE2_LR: {
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#if TCFG_USB_MIC_CVP_ENABLE
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audio_aec_inbuf(data, len);
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#else
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if (usb_mic_hdl->drop_data != 0) {
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usb_mic_hdl-> drop_data--;
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memset(data, 0, len);
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}
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#if TCFG_USB_MIC_ECHO_ENABLE
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if (usb_mic_hdl->p_echo_hdl) {
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run_echo(usb_mic_hdl->p_echo_hdl, data, data, len);
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}
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#endif
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int wlen = cbuf_write(&usb_mic_hdl->output_cbuf, data, len);
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if (wlen != len) {
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printf("wlen %d len %d\n", wlen, len);
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}
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#endif /*TCFG_USB_MIC_CVP_ENABLE*/
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}
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break;
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default:
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break;
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}
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}
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#if USB_MIC_SRC_ENABLE
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#include "Resample_api.h"
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static RS_STUCT_API *sw_src_api = NULL;
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static u8 *sw_src_buf = NULL;
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static s16 sw_src_output[320 * 3 + 64];
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u32 sw_src_need_buf;
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static int sw_src_init(u32 in_sr, u32 out_sr)
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{
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sw_src_api = get_rs16_context();
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g_printf("sw_src_api:0x%x\n", sw_src_api);
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ASSERT(sw_src_api);
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sw_src_need_buf = sw_src_api->need_buf();
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g_printf("sw_src_buf:%d\n", sw_src_need_buf);
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sw_src_buf = zalloc(sw_src_need_buf);
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ASSERT(sw_src_buf);
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RS_PARA_STRUCT rs_para_obj;
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rs_para_obj.nch = 1;
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rs_para_obj.new_insample = in_sr;
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rs_para_obj.new_outsample = out_sr;
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printf("sw src,in = %d,out = %d\n", rs_para_obj.new_insample, rs_para_obj.new_outsample);
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sw_src_api->open(sw_src_buf, &rs_para_obj);
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return 0;
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}
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static int sw_src_exit(void)
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{
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if (sw_src_api) {
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sw_src_api = NULL;
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}
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if (sw_src_buf) {
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free(sw_src_buf);
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sw_src_buf = NULL;
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}
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return 0;
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}
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#endif/*USB_MIC_SRC_ENABLE*/
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static int usb_mic_aec_output(s16 *data, u16 len)
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{
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//putchar('k');
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if (usb_mic_hdl == NULL) {
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return len ;
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}
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if (usb_mic_hdl->status == USB_MIC_STOP) {
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return len;
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}
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int outlen = len;
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s16 *outdat = data;
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#if USB_MIC_SRC_ENABLE
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if (sw_src_api && sw_src_buf) {
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outlen = sw_src_api->run(sw_src_buf, data, len >> 1, sw_src_output);
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ASSERT(outlen <= (sizeof(sw_src_output) >> 1));
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//printf("16->48k:%d,%d,%d\n",len >> 1,outlen,sizeof(sw_src_output));
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outlen = outlen << 1;
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outdat = sw_src_output;
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}
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#endif/*USB_MIC_SRC_ENABLE*/
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/* if (aec_hdl->dump_packet) { */
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/* aec_hdl->dump_packet--; */
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/* //memset(outdat, 0, outlen); */
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/* } */
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u16 wlen = usb_audio_mic_write(outdat, outlen);
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return len;
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}
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int uac_mic_vol_switch(int vol)
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{
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return vol * 14 / 100;
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}
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int usb_audio_mic_open(void *_info)
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{
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if (usb_mic_hdl) {
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return 0;
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}
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usb_mic_hdl = zalloc(sizeof(*usb_mic_hdl));
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if (!usb_mic_hdl) {
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return -EFAULT;
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}
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usb_mic_hdl->status = USB_MIC_STOP;
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usb_mic_hdl->output_buf = zalloc(PCM_ENC2USB_OUTBUF_LEN);
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if (!usb_mic_hdl->output_buf) {
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printf("usb_mic_hdl->output_buf NULL\n");
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if (usb_mic_hdl) {
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free(usb_mic_hdl);
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usb_mic_hdl = NULL;
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}
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return -EFAULT;
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}
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u32 sample_rate = (u32)_info & 0xFFFFFF;
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u32 output_rate = sample_rate;
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usb_mic_hdl->rec_tx_channels = (u32)_info >> 24;
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usb_mic_hdl->source = ENCODE_SOURCE_MIC;
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printf("usb mic sr:%d ch:%d\n", sample_rate, usb_mic_hdl->rec_tx_channels);
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usb_mic_hdl->drop_data = 2; //用来丢掉前几帧数据
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#if TCFG_USB_MIC_CVP_ENABLE
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sample_rate = 16000;
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printf("usb mic sr[aec]:%d\n", sample_rate);
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//audio_aec_init(sample_rate);
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audio_aec_open(sample_rate, TCFG_USB_MIC_CVP_MODE, usb_mic_aec_output);
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#endif /*TCFG_USB_MIC_CVP_ENABLE*/
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#if USB_MIC_SRC_ENABLE
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sw_src_init(sample_rate, output_rate);
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#endif/*USB_MIC_SRC_ENABLE*/
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cbuf_init(&usb_mic_hdl->output_cbuf, usb_mic_hdl->output_buf, PCM_ENC2USB_OUTBUF_LEN);
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#if TCFG_MIC_EFFECT_ENABLE
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app_var.usb_mic_gain = mic_effect_get_micgain();
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#else
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app_var.usb_mic_gain = uac_mic_vol_switch(uac_get_mic_vol(0));
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#endif//TCFG_MIC_EFFECT_ENABLE
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#if (TCFG_USB_MIC_DATA_FROM_MICEFFECT)
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mic_effect_to_usbmic_onoff(1);
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#else
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#if 0
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audio_adc_mic_open(&usb_mic_hdl->mic_ch, AUDIO_ADC_MIC_CH, &adc_hdl);
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audio_adc_mic_set_sample_rate(&usb_mic_hdl->mic_ch, sample_rate);
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audio_adc_mic_set_gain(&usb_mic_hdl->mic_ch, app_var.usb_mic_gain);
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audio_adc_mic_set_buffs(&usb_mic_hdl->mic_ch, usb_mic_hdl->adc_buf, USB_MIC_IRQ_POINTS * 2, USB_MIC_BUF_NUM);
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usb_mic_hdl->adc_output.handler = adc_output_to_cbuf;
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audio_adc_add_output_handler(&adc_hdl, &usb_mic_hdl->adc_output);
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audio_adc_mic_start(&usb_mic_hdl->mic_ch);
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#else
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audio_mic_open(&usb_mic_hdl->mic_ch, sample_rate, app_var.usb_mic_gain);
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usb_mic_hdl->adc_output.handler = adc_output_to_cbuf;
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audio_mic_add_output(&usb_mic_hdl->adc_output);
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audio_mic_start(&usb_mic_hdl->mic_ch);
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#endif
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#if TCFG_USB_MIC_ECHO_ENABLE
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usb_mic_hdl->p_echo_hdl = open_echo(&usbmic_echo_parm_default, &usbmic_echo_fix_parm_default);
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if (usb_mic_hdl->p_echo_hdl) {
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update_echo_gain(usb_mic_hdl->p_echo_hdl, usbmic_echo_fix_parm_default.wetgain, usbmic_echo_fix_parm_default.drygain);
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}
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#endif
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#endif//TCFG_USB_MIC_DATA_FROM_MICEFFECT
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set_uac_mic_tx_handler(NULL, usb_audio_mic_tx_handler);
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usb_mic_hdl->status = USB_MIC_START;
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/* __this->rec_begin = 0; */
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return 0;
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return -EFAULT;
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}
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u32 usb_mic_is_running()
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{
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if (usb_mic_hdl) {
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return SPK_AUDIO_RATE;
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}
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return 0;
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}
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/*
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*************************************************************
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*
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* usb mic gain save
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*
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*************************************************************
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*/
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static int usb_mic_gain_save_timer;
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static u8 usb_mic_gain_save_cnt;
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static void usb_audio_mic_gain_save_do(void *priv)
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{
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//printf(" usb_audio_mic_gain_save_do %d\n", usb_mic_gain_save_cnt);
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local_irq_disable();
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if (++usb_mic_gain_save_cnt >= 5) {
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sys_hi_timer_del(usb_mic_gain_save_timer);
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usb_mic_gain_save_timer = 0;
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usb_mic_gain_save_cnt = 0;
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local_irq_enable();
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printf("USB_GAIN_SAVE\n");
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syscfg_write(VM_USB_MIC_GAIN, &app_var.usb_mic_gain, 1);
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return;
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}
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local_irq_enable();
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}
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static void usb_audio_mic_gain_change(u8 gain)
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{
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local_irq_disable();
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app_var.usb_mic_gain = gain;
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usb_mic_gain_save_cnt = 0;
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if (usb_mic_gain_save_timer == 0) {
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usb_mic_gain_save_timer = sys_hi_timer_add(NULL, usb_audio_mic_gain_save_do, 1000);
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}
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local_irq_enable();
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}
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int usb_audio_mic_get_gain(void)
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{
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return app_var.usb_mic_gain;
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}
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void usb_audio_mic_set_gain(int gain)
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{
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if (usb_mic_hdl == NULL) {
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r_printf("usb_mic_hdl NULL gain");
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return;
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}
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gain = uac_mic_vol_switch(gain);
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audio_adc_mic_set_gain(&usb_mic_hdl->mic_ch, gain);
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usb_audio_mic_gain_change(gain);
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}
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int usb_audio_mic_close(void *arg)
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{
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if (usb_mic_hdl == NULL) {
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r_printf("usb_mic_hdl NULL close");
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return 0;
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}
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printf("usb_mic_hdl->status %x\n", usb_mic_hdl->status);
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if (usb_mic_hdl && usb_mic_hdl->status == USB_MIC_START) {
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printf("usb_audio_mic_close in\n");
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usb_mic_hdl->status = USB_MIC_STOP;
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#if TCFG_USB_MIC_CVP_ENABLE
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audio_aec_close();
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#endif /*TCFG_USB_MIC_CVP_ENABLE*/
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#if USB_MIC_SRC_ENABLE
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sw_src_exit();
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#endif/*USB_MIC_SRC_ENABLE*/
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#if (TCFG_USB_MIC_DATA_FROM_MICEFFECT)
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mic_effect_to_usbmic_onoff(0);
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#else
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#if 0
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audio_adc_mic_close(&usb_mic_hdl->mic_ch);
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audio_adc_del_output_handler(&adc_hdl, &usb_mic_hdl->adc_output);
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#else
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audio_mic_close(&usb_mic_hdl->mic_ch, &usb_mic_hdl->adc_output);
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#endif
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#if TCFG_USB_MIC_ECHO_ENABLE
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if (usb_mic_hdl->p_echo_hdl) {
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close_echo(usb_mic_hdl->p_echo_hdl);
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}
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#endif
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#endif
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cbuf_clear(&usb_mic_hdl->output_cbuf);
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if (usb_mic_hdl) {
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if (usb_mic_hdl->output_buf) {
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free(usb_mic_hdl->output_buf);
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usb_mic_hdl->output_buf = NULL;
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}
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free(usb_mic_hdl);
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usb_mic_hdl = NULL;
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}
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}
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printf("usb_audio_mic_close out\n");
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return 0;
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}
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