/* **************************************************************** *File : audio_dc_linein.c *Note : * **************************************************************** */ #include "asm/includes.h" #include "media/includes.h" #include "media/pcm_decoder.h" #include "system/includes.h" #include "effectrs_sync.h" #include "app_config.h" #include "audio_config.h" #include "audio_dec.h" #include "app_config.h" #include "app_main.h" #include "audio_enc.h" #include "clock_cfg.h" #include "dev_manager.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_PCM_ENC2TWS_ENABLE #include "bt_tws.h" #endif #if (TCFG_LINEIN_ENABLE || TCFG_FM_ENABLE)//外部收音走linein ////////////////////////////////////////////////////////////////////////////// struct linein_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; // linein音频源 void *linein; // 底层驱动句柄 }; ////////////////////////////////////////////////////////////////////////////// struct linein_dec_hdl *linein_dec = NULL; // linein解码句柄 ////////////////////////////////////////////////////////////////////////////// int linein_sample_size(void *hdl); int linein_sample_total(void *hdl); ////////////////////////////////////////////////////////////////////////////// /*----------------------------------------------------------------------------*/ /**@brief linein解码释放 @param @return @note */ /*----------------------------------------------------------------------------*/ void linein_dec_relaese() { if (linein_dec) { audio_decoder_task_del_wait(&decode_task, &linein_dec->wait); clock_remove(AUDIO_CODING_PCM); local_irq_disable(); free(linein_dec); linein_dec = NULL; local_irq_enable(); } } /*----------------------------------------------------------------------------*/ /**@brief linein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 linein_dec_event_handler(struct audio_decoder *decoder, int argc, int *argv) { switch (argv[0]) { case AUDIO_DEC_EVENT_END: if (!linein_dec) { log_i("linein_dec handle err "); break; } if (linein_dec->id != argv[1]) { log_w("linein_dec id err : 0x%x, 0x%x \n", linein_dec->id, argv[1]); break; } linein_dec_close(); //audio_decoder_resume_all(&decode_task); break; } } /*----------------------------------------------------------------------------*/ /**@brief linein解码数据输出 @param *entry: 音频流句柄 @param *in: 输入信息 @param *out: 输出信息 @return 输出长度 @note *out未使用 */ /*----------------------------------------------------------------------------*/ static int linein_dec_data_handler(struct audio_stream_entry *entry, struct audio_data_frame *in, struct audio_data_frame *out) { struct audio_decoder *decoder = container_of(entry, struct audio_decoder, entry); struct pcm_decoder *pcm_dec = container_of(decoder, struct pcm_decoder, decoder); struct linein_dec_hdl *dec = container_of(pcm_dec, struct linein_dec_hdl, pcm_dec); if (!dec->start) { return 0; } audio_stream_run(&decoder->entry, in); return decoder->process_len; } /*----------------------------------------------------------------------------*/ /**@brief linein解码数据流激活 @param *p: 私有句柄 @return @note */ /*----------------------------------------------------------------------------*/ static void linein_dec_out_stream_resume(void *p) { struct linein_dec_hdl *dec = p; audio_decoder_resume(&dec->pcm_dec.decoder); } /*----------------------------------------------------------------------------*/ /**@brief linein解码激活 @param @return @note */ /*----------------------------------------------------------------------------*/ static void linein_dec_resume(void) { if (linein_dec) { audio_decoder_resume(&linein_dec->pcm_dec.decoder); } } /*----------------------------------------------------------------------------*/ /**@brief 计算linein输入采样率 @param @return 采样率 @note */ /*----------------------------------------------------------------------------*/ static int audio_linein_input_sample_rate(void *priv) { struct linein_dec_hdl *dec = (struct linein_dec_hdl *)priv; int sample_rate = linein_stream_sample_rate(dec->linein); int buf_size = linein_sample_size(dec->linein); #if TCFG_PCM_ENC2TWS_ENABLE if (dec->pcm_dec.dec_no_out_sound) { /*TWS的上限在linein输入buffer，下限在tws push buffer*/ if (buf_size >= linein_sample_total(dec->linein) / 2) { sample_rate += (sample_rate * 1 / 10000); } else if (tws_api_local_media_trans_check_ready_total() < 1024) { sample_rate -= (sample_rate * 1 / 10000); } return sample_rate; } #endif /* if (dec->pcm_dec.sample_rate == 44100 && audio_mixer_get_sample_rate(&mixer) == 44100) { */ if ((dec->pcm_dec.sample_rate == 44100) && (audio_mixer_get_original_sample_rate_by_type(&mixer, MIXER_SR_SPEC) == 44100)) { sample_rate = 44100 + (sample_rate - 44118); } if (buf_size >= (linein_sample_total(dec->linein) * 3 / 4)) { sample_rate += (sample_rate * 1 / 10000); } if (buf_size <= (linein_sample_total(dec->linein) / 2)) { sample_rate -= (sample_rate * 1 / 10000); } return sample_rate; } /*----------------------------------------------------------------------------*/ /**@brief linein解码开始 @param @return 0：成功 @return 非0：失败 @note */ /*----------------------------------------------------------------------------*/ int linein_dec_start() { int err; struct linein_dec_hdl *dec = linein_dec; struct audio_mixer *p_mixer = &mixer; if (!linein_dec) { return -EINVAL; } err = pcm_decoder_open(&dec->pcm_dec, &decode_task); if (err) { goto __err1; } // 打开linein驱动 dec->linein = linein_sample_open(dec->source, dec->pcm_dec.sample_rate); linein_sample_set_resume_handler(dec->linein, linein_dec_resume); pcm_decoder_set_event_handler(&dec->pcm_dec, linein_dec_event_handler, dec->id); pcm_decoder_set_read_data(&dec->pcm_dec, linein_sample_read, dec->linein); pcm_decoder_set_data_handler(&dec->pcm_dec, linein_dec_data_handler); #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_LINEIN); } // 设置叠加功能 audio_mixer_ch_open_head(&dec->mix_ch, p_mixer); audio_mixer_ch_set_no_wait(&dec->mix_ch, 1, 10); // 超时自动丢数 audio_mixer_ch_set_sample_rate(&dec->mix_ch, dec->pcm_dec.sample_rate); if ((dec->pcm_dec.sample_rate == audio_mixer_get_sample_rate(p_mixer)) && (AUDIO_OUTPUT_WAY == AUDIO_OUTPUT_WAY_DAC)) { } else { audio_mixer_ch_follow_resample_enable(&dec->mix_ch, dec, audio_linein_input_sample_rate); } #if AUDIO_SURROUND_CONFIG //环绕音效 #if defined(LINEIN_MODE_SOLE_EQ_EN) && LINEIN_MODE_SOLE_EQ_EN dec->surround = surround_open_demo(AEID_AUX_SURROUND, dec->pcm_dec.output_ch_type); #else dec->surround = surround_open_demo(AEID_MUSIC_SURROUND, dec->pcm_dec.output_ch_type); #endif #endif #if AUDIO_VBASS_CONFIG #if defined(LINEIN_MODE_SOLE_EQ_EN) && LINEIN_MODE_SOLE_EQ_EN dec->vbass_prev_gain = audio_gain_open_demo(AEID_AUX_VBASS_PREV_GAIN, dec->pcm_dec.output_ch_num); dec->ns_gate = audio_noisegate_open_demo(AEID_AUX_NS_GATE, dec->pcm_dec.sample_rate, dec->pcm_dec.output_ch_num); //虚拟低音 dec->vbass = audio_vbass_open_demo(AEID_AUX_VBASS, dec->pcm_dec.sample_rate, dec->pcm_dec.output_ch_num); #else 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 #endif #if TCFG_EQ_ENABLE && TCFG_AUDIO_OUT_EQ_ENABLE #if defined(LINEIN_MODE_SOLE_EQ_EN) && LINEIN_MODE_SOLE_EQ_EN dec->high_bass = high_bass_aux_eq_open(dec->pcm_dec.sample_rate, dec->pcm_dec.output_ch_num); dec->hb_drc = high_bass_aux_drc_open(dec->pcm_dec.sample_rate, dec->pcm_dec.output_ch_num); #else 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); #endif #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_LINEIN_MODE_EQ_ENABLE #if defined(LINEIN_MODE_SOLE_EQ_EN) && LINEIN_MODE_SOLE_EQ_EN dec->eq = linein_eq_open(dec->pcm_dec.sample_rate, dec->pcm_dec.output_ch_num);// eq #else dec->eq = music_eq_open(dec->pcm_dec.sample_rate, dec->pcm_dec.output_ch_num);// eq #endif #if TCFG_DRC_ENABLE && TCFG_LINEIN_MODE_DRC_ENABLE #if defined(LINEIN_MODE_SOLE_EQ_EN) && LINEIN_MODE_SOLE_EQ_EN dec->drc = linein_drc_open(dec->pcm_dec.sample_rate, dec->pcm_dec.output_ch_num);//drc #else dec->drc = music_drc_open(dec->pcm_dec.sample_rate, dec->pcm_dec.output_ch_num);//drc #endif #endif/*TCFG_LINEIN_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 #if defined(LINEIN_MODE_SOLE_EQ_EN) && LINEIN_MODE_SOLE_EQ_EN dec->ext_eq = aux_ext_eq_open(dec->pcm_dec.sample_rate, dec->pcm_dec.output_ch_num); #else dec->ext_eq = music_ext_eq_open(dec->pcm_dec.sample_rate, dec->pcm_dec.output_ch_num); #endif #endif #if defined(TCFG_DYNAMIC_EQ_ENABLE) && TCFG_DYNAMIC_EQ_ENABLE #if defined(LINEIN_MODE_SOLE_EQ_EN) && LINEIN_MODE_SOLE_EQ_EN dec->eq2 = linein_eq2_open(dec->pcm_dec.sample_rate, dec->pcm_dec.output_ch_num);// eq dec->dy_eq = audio_dynamic_eq_ctrl_open(AEID_AUX_DYNAMIC_EQ, dec->pcm_dec.sample_rate, dec->pcm_dec.output_ch_num);//动态eq #else 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 #endif dec->convert2 = convet_data_open(0, 512); #endif/*TCFG_DYNAMIC_EQ_ENABLE*/ u16 gain_name = AEID_MUSIC_GAIN; u16 swap_name = AEID_MUSIC_CH_SWAP; #if defined(LINEIN_MODE_SOLE_EQ_EN) && LINEIN_MODE_SOLE_EQ_EN gain_name = AEID_AUX_GAIN; swap_name = AEID_AUX_CH_SWAP; #endif #if defined(TCFG_PHASER_GAIN_AND_CH_SWAP_ENABLE) && TCFG_PHASER_GAIN_AND_CH_SWAP_ENABLE dec->gain = audio_gain_open_demo(gain_name, dec->pcm_dec.output_ch_num); #endif #endif/*TCFG_LINEIN_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_linein", -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_LINEIN_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, linein_dec_out_stream_resume); audio_stream_add_list(dec->stream, entries, entry_cnt); // 设置音频输出音量 audio_output_set_start_volume(APP_AUDIO_STATE_MUSIC); // 开始解码 dec->start = 1; err = audio_decoder_start(&dec->pcm_dec.decoder); if (err) { goto __err3; } 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_LINEIN_MODE_EQ_ENABLE #if defined(LINEIN_MODE_SOLE_EQ_EN) && LINEIN_MODE_SOLE_EQ_EN linein_eq_close(dec->eq); #else music_eq_close(dec->eq); #endif #if TCFG_DRC_ENABLE && TCFG_LINEIN_MODE_DRC_ENABLE #if defined(LINEIN_MODE_SOLE_EQ_EN) && LINEIN_MODE_SOLE_EQ_EN linein_drc_close(dec->drc); #else music_drc_close(dec->drc); #endif #endif #if defined(TCFG_DRC_ENABLE) && TCFG_DRC_ENABLE convet_data_close(dec->convert); #endif #if defined(MUSIC_EXT_EQ_AFTER_DRC) && MUSIC_EXT_EQ_AFTER_DRC #if defined(LINEIN_MODE_SOLE_EQ_EN) && LINEIN_MODE_SOLE_EQ_EN aux_ext_eq_close(dec->ext_eq); #else music_ext_eq_close(dec->ext_eq); #endif #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 #endif if (dec->linein) { linein_sample_close(dec->linein); dec->linein = NULL; } audio_mixer_ch_close(&dec->mix_ch); #if TCFG_PCM_ENC2TWS_ENABLE if (linein_dec->pcm_dec.dec_no_out_sound) { linein_dec->pcm_dec.dec_no_out_sound = 0; localtws_enc_api_close(); } #endif #if SYS_DIGVOL_GROUP_EN sys_digvol_group_ch_close("music_linein"); #endif // SYS_DIGVOL_GROUP_EN if (dec->stream) { audio_stream_close(dec->stream); dec->stream = NULL; } pcm_decoder_close(&dec->pcm_dec); __err1: linein_dec_relaese(); return err; } /*----------------------------------------------------------------------------*/ /**@brief fm解码关闭 @param @return @note */ /*----------------------------------------------------------------------------*/ static void __linein_dec_close(void) { if (linein_dec && linein_dec->start) { linein_dec->start = 0; pcm_decoder_close(&linein_dec->pcm_dec); linein_sample_close(linein_dec->linein); linein_dec->linein = NULL; #if AUDIO_SURROUND_CONFIG surround_close_demo(linein_dec->surround); #endif #if AUDIO_VBASS_CONFIG audio_gain_close_demo(linein_dec->vbass_prev_gain); audio_noisegate_close_demo(linein_dec->ns_gate); audio_vbass_close_demo(linein_dec->vbass); #endif #if TCFG_EQ_ENABLE && TCFG_AUDIO_OUT_EQ_ENABLE high_bass_eq_close(linein_dec->high_bass); high_bass_drc_close(linein_dec->hb_drc); #if defined(TCFG_DRC_ENABLE) && TCFG_DRC_ENABLE convet_data_close(linein_dec->hb_convert); #endif #endif #if TCFG_EQ_ENABLE && TCFG_LINEIN_MODE_EQ_ENABLE #if defined(LINEIN_MODE_SOLE_EQ_EN) && LINEIN_MODE_SOLE_EQ_EN linein_eq_close(linein_dec->eq); #else music_eq_close(linein_dec->eq); #endif #if TCFG_DRC_ENABLE && TCFG_LINEIN_MODE_DRC_ENABLE #if defined(LINEIN_MODE_SOLE_EQ_EN) && LINEIN_MODE_SOLE_EQ_EN linein_drc_close(linein_dec->drc); #else music_drc_close(linein_dec->drc); #endif #endif #if defined(TCFG_DRC_ENABLE) && TCFG_DRC_ENABLE convet_data_close(linein_dec->convert); #endif #if defined(MUSIC_EXT_EQ_AFTER_DRC) && MUSIC_EXT_EQ_AFTER_DRC #if defined(LINEIN_MODE_SOLE_EQ_EN) && LINEIN_MODE_SOLE_EQ_EN aux_ext_eq_close(linein_dec->ext_eq); #else music_ext_eq_close(linein_dec->ext_eq); #endif #endif #if defined(TCFG_DYNAMIC_EQ_ENABLE) && TCFG_DYNAMIC_EQ_ENABLE music_eq2_close(linein_dec->eq2); audio_dynamic_eq_ctrl_close(linein_dec->dy_eq); convet_data_close(linein_dec->convert2); #endif #if defined(TCFG_PHASER_GAIN_AND_CH_SWAP_ENABLE) && TCFG_PHASER_GAIN_AND_CH_SWAP_ENABLE audio_gain_close_demo(linein_dec->gain); #endif #endif audio_mixer_ch_close(&linein_dec->mix_ch); #if TCFG_PCM_ENC2TWS_ENABLE if (linein_dec->pcm_dec.dec_no_out_sound) { linein_dec->pcm_dec.dec_no_out_sound = 0; localtws_enc_api_close(); } #endif #if SYS_DIGVOL_GROUP_EN sys_digvol_group_ch_close("music_linein"); #endif // SYS_DIGVOL_GROUP_EN // 先关闭各个节点，最后才close数据流 if (linein_dec->stream) { audio_stream_close(linein_dec->stream); linein_dec->stream = NULL; } } } /*----------------------------------------------------------------------------*/ /**@brief linein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 linein_wait_res_handler(struct audio_res_wait *wait, int event) { int err = 0; log_i("linein_wait_res_handler, event:%d\n", event); if (event == AUDIO_RES_GET) { // 启动解码 err = linein_dec_start(); } else if (event == AUDIO_RES_PUT) { // 被打断 __linein_dec_close(); } return err; } /*----------------------------------------------------------------------------*/ /**@brief 打开linein解码 @param source: 音频源 @param sample_rate: 采样率 @return 0：成功 @return 非0：失败 @note */ /*----------------------------------------------------------------------------*/ int linein_dec_open(u8 source, u32 sample_rate) { int err; struct linein_dec_hdl *dec; dec = zalloc(sizeof(*dec)); if (!dec) { return -ENOMEM; } linein_dec = dec; dec->id = rand32(); switch (source) { case BIT(0): case BIT(1): dec->pcm_dec.ch_num = 1; break; case BIT(2): case BIT(3): dec->pcm_dec.ch_num = 1; break; default: if (audio_adc_support_linein_combined()) { /*F版支持一路adc采样linein左右声道混合输入*/ dec->pcm_dec.ch_num = 1; } else { log_e("Linein can only select a single channel\n"); ASSERT(0, "err\n"); } break; } dec->source = source; dec->pcm_dec.output_ch_num = audio_output_channel_num(); dec->pcm_dec.output_ch_type = audio_output_channel_type(); #if TCFG_MIC_EFFECT_ENABLE dec->pcm_dec.sample_rate = MIC_EFFECT_SAMPLERATE; #else dec->pcm_dec.sample_rate = sample_rate; #endif dec->wait.priority = 2; dec->wait.preemption = 0; dec->wait.snatch_same_prio = 1; dec->wait.handler = linein_wait_res_handler; clock_add(AUDIO_CODING_PCM); #if TCFG_DEC2TWS_ENABLE // 设置localtws重播接口 localtws_globle_set_dec_restart(linein_dec_push_restart); #endif err = audio_decoder_task_add_wait(&decode_task, &dec->wait); return err; } /*----------------------------------------------------------------------------*/ /**@brief 关闭linein解码 @param @return @note */ /*----------------------------------------------------------------------------*/ void linein_dec_close(void) { if (!linein_dec) { return; } __linein_dec_close(); linein_dec_relaese(); clock_set_cur(); log_i("linein dec close \n\n "); } /*----------------------------------------------------------------------------*/ /**@brief linein解码重新开始 @param id: 文件解码id @return 0：成功 @return 非0：失败 @note */ /*----------------------------------------------------------------------------*/ int linein_dec_restart(int id) { if ((!linein_dec) || (id != linein_dec->id)) { return -1; } u8 source = linein_dec->source; u32 sample_rate = linein_dec->pcm_dec.sample_rate; linein_dec_close(); int err = linein_dec_open(source, sample_rate); return err; } /*----------------------------------------------------------------------------*/ /**@brief 推送linein解码重新开始命令 @param @return true：成功 @return false：失败 @note */ /*----------------------------------------------------------------------------*/ int linein_dec_push_restart(void) { if (!linein_dec) { return false; } int argv[3]; argv[0] = (int)linein_dec_restart; argv[1] = 1; argv[2] = (int)linein_dec->id; os_taskq_post_type(os_current_task(), Q_CALLBACK, ARRAY_SIZE(argv), argv); return true; } #endif