| lh | 9ed821d | 2023-04-07 01:36:19 -0700 | [diff] [blame] | 1 | /*
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| 2 | *
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| 3 | * Based on 7510_dev.c
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| 4 | *
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| 5 | */
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| 6 |
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| 7 | #include <tinyalsa/audio_mixer_ctrl.h>
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| 8 |
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| 9 |
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| 10 | struct pcm *voicePcmOut = NULL;
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| 11 | struct pcm *voicePcmIn = NULL;
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| 12 |
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| 13 | typedef struct
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| 14 | {
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| 15 | // uint32_t voice_mode;//0, 2/3g;1, volte nb;2 ,volte wb;
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| 16 | uint32_t clock_rate; //8000, 2/3g;8000, volte nb;16000 ,volte wb;
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| 17 | uint32_t channel_count;
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| 18 | uint32_t samples_per_frame;//160, 2/3g;160, volte nb;320 ,volte wb;
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| 19 | uint32_t bits_per_sample;
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| 20 | } T_voiceCfg;
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| 21 |
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| 22 | T_voiceCfg cfgParam = {0,8000,1,160,16};
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| 23 |
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| 24 |
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| 25 |
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| 26 |
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| 27 | int voice_PreOpen(T_voiceCfg *cfgParam)
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| 28 | {
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| 29 | struct mixer *voice_mixer = NULL;
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| 30 | struct pcm_config config_voice = {0};
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| 31 |
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| 32 | /* open mixer dev for codec control */
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| 33 | voice_mixer = mixer_open(0);
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| 34 | if(!voice_mixer)
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| 35 | {
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| 36 | printf("zte voice_mixer open failed!");
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| 37 | goto err_ret;
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| 38 | }
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| 39 |
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| 40 | /* config mixer dev */
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| 41 | mix_set_voice_path(voice_mixer, T_OUTPUT_SPEAKER);
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| 42 | mix_set_voice_vol(voice_mixer, T_VOICE_VOL_3_LEVEL);
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| 43 |
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| 44 | /*close mixer */
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| 45 | mixer_close(voice_mixer);
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| 46 | voice_mixer = NULL;
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| 47 |
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| 48 | /* open pcm dev for data tranf*/
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| 49 | config_voice.channels = cfgParam->channel_count;
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| 50 | config_voice.rate = cfgParam->clock_rate;
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| 51 | /* buffer num */
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| 52 | config_voice.period_count = 3;
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| 53 | /* buffer size */
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| 54 | config_voice.period_size = cfgParam->samples_per_frame * cfgParam->bits_per_sample / 8;
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| 55 | /* 16-bit signed */
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| 56 | config_voice.format = PCM_FORMAT_S16_LE;
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| 57 |
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| 58 | //card 0 dev 1
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| 59 | //23G card 0 dev 2
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| 60 | voicePcmOut = pcm_open(0, 1, PCM_OUT, &config_voice);
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| 61 | if(!voicePcmOut || !pcm_is_ready(voicePcmOut))
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| 62 | {
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| 63 | printf( "zte voicePcmOut open failed!");
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| 64 | goto err_ret;
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| 65 | }
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| 66 |
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| 67 | voicePcmIn = pcm_open(0, 1, PCM_IN, &config_voice);
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| 68 | if(!voicePcmIn || !pcm_is_ready(voicePcmIn))
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| 69 | {
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| 70 | printf( "zte voicePcmIn open failed!");
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| 71 | goto err_ret;
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| 72 | }
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| 73 |
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| 74 | if(0 != pcm_prepare(voicePcmOut))
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| 75 | {
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| 76 | printf("zte voicePcmOut pcm_prepare failed!");
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| 77 | goto err_ret;
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| 78 | }
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| 79 |
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| 80 | if(0 != pcm_prepare(voicePcmIn))
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| 81 | {
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| 82 | printf("zte voicePcmIn pcm_prepare failed!");
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| 83 | goto err_ret;
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| 84 | }
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| 85 | return 0;
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| 86 | err_ret:
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| 87 | if(voice_mixer)
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| 88 | {
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| 89 | mixer_close(voice_mixer);
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| 90 | voice_mixer = NULL;
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| 91 | }
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| 92 |
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| 93 | if(voicePcmOut)
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| 94 | {
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| 95 | pcm_close(voicePcmOut);
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| 96 | voicePcmOut = NULL;
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| 97 | }
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| 98 | if(voicePcmIn)
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| 99 | {
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| 100 | pcm_close(voicePcmIn);
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| 101 | voicePcmIn = NULL;
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| 102 | }
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| 103 | return -1;
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| 104 |
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| 105 | }
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| 106 |
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| 107 |
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| 108 | void voice_PreClose(void)
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| 109 | {
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| 110 | if(voicePcmOut)
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| 111 | {
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| 112 | pcm_close(voicePcmOut);
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| 113 | voicePcmOut = NULL;
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| 114 | }
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| 115 | if(voicePcmIn)
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| 116 | {
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| 117 | pcm_close(voicePcmIn);
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| 118 | voicePcmIn = NULL;
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| 119 | }
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| 120 | }
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| 121 |
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| 122 |
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