roaraudio
init
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1 | //loop.c: |
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2 | |
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3 | #include "roard.h" |
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4 | |
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5 | int main_loop (int driver, DRIVER_USERDATA_T driver_inst, struct roar_audio_info * sa) { |
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6 | void ** streams_input = NULL; |
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7 | uint32_t pos = 0; |
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8 | |
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9 | ROAR_DBG("main_loop(*) = ?"); |
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10 | alive = 1; |
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11 | |
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12 | while (alive) { |
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13 | ROAR_DBG("main_loop(*): looping..."); |
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14 | |
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15 | ROAR_DBG("main_loop(*): check for new clients..."); |
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16 | net_check_listen(); |
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17 | |
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18 | ROAR_DBG("main_loop(*): check for new data..."); |
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19 | clients_check_all(); |
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20 | |
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21 | ROAR_DBG("main_loop(*): mixing clients..."); |
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22 | if ( g_standby ) { |
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23 | // while in standby we still neet to get the buffers to free input buffer space. |
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24 | streams_get_mixbuffers(&streams_input, sa, pos); |
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25 | } else { |
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26 | if ( streams_get_mixbuffers(&streams_input, sa, pos) == 0 ) { |
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27 | mix_clients(g_output_buffer, sa->bits, streams_input, ROAR_OUTPUT_BUFFER_SAMPLES * sa->channels); |
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28 | } |
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29 | } |
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30 | |
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31 | /* |
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32 | // while in standby we still need to write out our buffer to not run in an endless loop without |
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33 | // a break |
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34 | */ |
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35 | |
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36 | if ( g_standby ) { |
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37 | usleep((1000000 * ROAR_OUTPUT_BUFFER_SAMPLES) / sa->rate); |
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38 | } else { |
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39 | clients_send_filter(sa, pos); |
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40 | output_buffer_flush(driver_inst, driver); |
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41 | clients_send_mon(sa, pos); |
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42 | } |
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43 | // output_buffer_reinit(); |
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44 | |
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45 | pos = ROAR_MATH_OVERFLOW_ADD(pos, ROAR_OUTPUT_BUFFER_SAMPLES); |
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46 | ROAR_DBG("main_loop(*): current pos: %u", pos); |
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47 | } |
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48 | |
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49 | return -1; |
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50 | } |
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51 | |
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52 | //ll |
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