mirror of
https://github.com/lwvmobile/dsd-fme.git
synced 2026-11-12 16:57:23 -05:00
1412 lines
43 KiB
C
1412 lines
43 KiB
C
/*-------------------------------------------------------------------------------
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*
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*
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*
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* TODO: Fill me in'
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*
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*
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* LWVMOBILE
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* 2023-10 DSD-FME Florida Man Edition
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*-----------------------------------------------------------------------------*/
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#include "dsd.h"
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#include <math.h>
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//TODO: WAV File saving (works fine on shorts, but on float, writing short to wav is not auto-gained,
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//so super quiet, either convert to float wav files, or run processAudio AFTER memcpy of the temp_buf)
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//simple method -- produces cleaner results, but can be muted (or very loud) at times
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//has manual control only, no auto gain
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// void agf (dsd_opts * opts, dsd_state * state, float samp[160], int slot)
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// {
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// int i;
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// float mmax = 0.75f;
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// float mmin = -0.75f;
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// float df = 3276.7f;
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// //Default gain value of 1.0f on audio_gain == 0
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// float gain = 1.0f;
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// //make it so that gain is 1.0f on 25.0f aout, and 2.0f on 50 aout
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// if (opts->audio_gain != 0 && slot == 0)
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// gain = state->aout_gain / 25.0f;
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// if (opts->audio_gain != 0 && slot == 1)
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// gain = state->aout_gainR / 25.0f;
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// //mono output handles slightly different, need to further decimate
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// if (opts->pulse_digi_out_channels == 1)
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// df *= 4.0f;
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// for (i = 0; i < 160; i++)
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// {
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// //simple decimation
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// samp[i] /= df;
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// samp[i] *= 0.65f;
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// //simple clipping
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// if (samp[i] > mmax)
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// samp[i] = mmax;
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// if (samp[i] < mmin)
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// samp[i] = mmin;
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// //user gain factor
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// samp[i] *= gain;
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// }
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// }
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//float stereo mix 3v2 DMR
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void playSynthesizedVoiceFS3 (dsd_opts * opts, dsd_state * state)
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{
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//NOTE: This runs once for every two timeslots, if we are in the BS voice loop
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//it doesn't matter if both slots have voice, or if one does, the slot without voice
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//will play silence while this runs if no voice present
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int i;
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uint8_t encL, encR;
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float stereo_samp1[320]; //8k 2-channel stereo interleave mix
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float stereo_samp2[320]; //8k 2-channel stereo interleave mix
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float stereo_samp3[320]; //8k 2-channel stereo interleave mix
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memset (stereo_samp1, 0.0f, sizeof(stereo_samp1));
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memset (stereo_samp2, 0.0f, sizeof(stereo_samp2));
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memset (stereo_samp3, 0.0f, sizeof(stereo_samp3));
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//dmr enc checkdown for whether or not to fill the stereo sample or not for playback or writing
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encL = encR = 0;
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encL = (state->dmr_so >> 6) & 0x1;
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encR = (state->dmr_soR >> 6) & 0x1;
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//checkdown to see if we can lift the 'mute' if a key is available
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if (encL)
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{
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if (state->payload_algid == 0)
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{
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if (state->K != 0 || state->K1 != 0)
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{
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encL = 0;
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}
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}
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else if (state->payload_algid == 0x21)
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{
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if (state->R != 0)
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{
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encL = 0;
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}
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}
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}
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if (encR)
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{
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if (state->payload_algidR == 0)
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{
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if (state->K != 0 || state->K1 != 0)
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{
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encR = 0;
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}
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}
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else if (state->payload_algidR == 0x21)
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{
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if (state->RR != 0)
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{
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encR = 0;
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}
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}
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}
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//TODO: add option to bypass enc with a toggle as well
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//CHEAT: Using the slot on/off, use that to set encL or encR back on
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//as a simple way to turn off voice synthesis in a particular slot
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//its not really 'disabled', we just aren't playing it
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if (opts->slot1_on == 0) encL = 1;
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if (opts->slot2_on == 0) encR = 1;
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//WIP: Mute if on B list (or not W list)
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char modeL[8];
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sprintf (modeL, "%s", "");
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char modeR[8];
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sprintf (modeR, "%s", "");
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int TGL = state->lasttg;
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int TGR = state->lasttgR;
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//if we are using allow/whitelist mode, then write 'B' to mode for block
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//comparison below will look for an 'A' to write to mode if it is allowed
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if (opts->trunk_use_allow_list == 1)
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{
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sprintf (modeL, "%s", "B");
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sprintf (modeR, "%s", "B");
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}
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for (i = 0; i < state->group_tally; i++)
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{
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if (state->group_array[i].groupNumber == TGL)
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{
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strcpy (modeL, state->group_array[i].groupMode);
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// break; //need to keep going to check other potential slot group
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}
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if (state->group_array[i].groupNumber == TGR)
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{
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strcpy (modeR, state->group_array[i].groupMode);
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// break; //need to keep going to check other potential slot group
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}
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}
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//flag either left or right as 'enc' to mute if B
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if (strcmp(modeL, "B") == 0) encL = 1;
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if (strcmp(modeR, "B") == 0) encR = 1;
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//if TG Hold in place, mute anything but that TG #132
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if (state->tg_hold != 0 && state->tg_hold != TGL) encL = 1;
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if (state->tg_hold != 0 && state->tg_hold != TGR) encR = 1;
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//likewise, override and unmute if TG hold matches TG
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if (state->tg_hold != 0 && state->tg_hold == TGL) encL = 0;
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if (state->tg_hold != 0 && state->tg_hold == TGR) encR = 0;
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//run autogain on the f_ buffers
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agf (opts, state, state->f_l4[0],0);
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agf (opts, state, state->f_r4[0],1);
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agf (opts, state, state->f_l4[1],0);
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agf (opts, state, state->f_r4[1],1);
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agf (opts, state, state->f_l4[2],0);
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agf (opts, state, state->f_r4[2],1);
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//interleave left and right channels from the temp (float) buffer with makeshift 'volume' decimation
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for (i = 0; i < 160; i++)
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{
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if (!encL)
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stereo_samp1[i*2+0] = state->f_l4[0][i];
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if (!encR)
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stereo_samp1[i*2+1] = state->f_r4[0][i];
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}
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for (i = 0; i < 160; i++)
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{
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if (!encL)
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stereo_samp2[i*2+0] = state->f_l4[1][i];
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if (!encR)
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stereo_samp2[i*2+1] = state->f_r4[1][i];
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}
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for (i = 0; i < 160; i++)
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{
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if (!encL)
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stereo_samp3[i*2+0] = state->f_l4[2][i];
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if (!encR)
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stereo_samp3[i*2+1] = state->f_r4[2][i];
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}
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//at this point, if both channels are still flagged as enc, then we can skip all playback/writing functions
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if (encL && encR)
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goto FS3_END;
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if (opts->audio_out_type == 0) //Pulse Audio
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{
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pa_simple_write(opts->pulse_digi_dev_out, stereo_samp1, 320*4, NULL); //switch to sizeof(stereo_samp1) * 2?
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pa_simple_write(opts->pulse_digi_dev_out, stereo_samp2, 320*4, NULL);
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pa_simple_write(opts->pulse_digi_dev_out, stereo_samp3, 320*4, NULL);
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}
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if (opts->audio_out_type == 8) //UDP Audio
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{
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udp_socket_blaster (opts, state, 320*4, stereo_samp1);
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udp_socket_blaster (opts, state, 320*4, stereo_samp2);
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udp_socket_blaster (opts, state, 320*4, stereo_samp3);
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}
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//No OSS, since we can't use float output, but STDOUT can with play, aplay, etc
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if (opts->audio_out_type == 1) //STDOUT (still need these seperated? or not really?)
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{
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write (opts->audio_out_fd, stereo_samp1, 320*4);
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write (opts->audio_out_fd, stereo_samp2, 320*4);
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write (opts->audio_out_fd, stereo_samp3, 320*4);
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}
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FS3_END:
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memset (state->audio_out_temp_buf, 0.0f, sizeof(state->audio_out_temp_buf));
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memset (state->audio_out_temp_bufR, 0.0f, sizeof(state->audio_out_temp_bufR));
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//set float temp buffer to baseline
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memset (state->f_l4, 0.0f, sizeof(state->f_l4));
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memset (state->f_r4, 0.0f, sizeof(state->f_r4));
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//if we don't run processAudio, then I don't think we really need any of the items below active
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state->audio_out_idx = 0;
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state->audio_out_idxR = 0;
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if (state->audio_out_idx2 >= 800000)
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{
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state->audio_out_float_buf_p = state->audio_out_float_buf + 100;
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state->audio_out_buf_p = state->audio_out_buf + 100;
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memset (state->audio_out_float_buf, 0, 100 * sizeof (float));
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memset (state->audio_out_buf, 0, 100 * sizeof (short));
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state->audio_out_idx2 = 0;
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}
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if (state->audio_out_idx2R >= 800000)
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{
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state->audio_out_float_buf_pR = state->audio_out_float_bufR + 100;
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state->audio_out_buf_pR = state->audio_out_bufR + 100;
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memset (state->audio_out_float_bufR, 0, 100 * sizeof (float));
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memset (state->audio_out_bufR, 0, 100 * sizeof (short));
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state->audio_out_idx2R = 0;
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}
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}
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//NOTE: On FS4 and SS4 voice, the longer the transmission, the more the function will start to lag
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//the entire DSD-FME loop due to the skipping of playback on SACCH frames (causes noticeable skip when it does play them),
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//this isn't a major problem, since the buffer can handle it, but it does delay return to CC until the end
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//of the call on busy systems where both VCH slots are constantly busy with voice
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//the longer the call, the more delayed until returning to the control channel
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//NOTE: Disabling voice synthesis clears up the delay issue (obviosly since we aren't having to wait on it to play)
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//disabling voice in only one slot will also fix most random stutter from the 4v in one slot, and 2v in the other slot
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//NOTE: The same skip may be occurring on the main and v2.1b branches of DSD-FME as well, so that may be due to the 4v/2v and
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//playing back immediately instead of buffering x number of samples or 4v/2v to get a smoother playback
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//NOTE: When using capture bins for playback, this issue is not as observable compared to real time reception due to how fast
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//we can blow through pure data on bin files compared to waiting for the real time reception
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//its usually a lot more noticeable on dual voices than single (probably due to various arrangements of dual 4v/2v in each superframe)
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//float stereo mix 4v2 P25p2
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void playSynthesizedVoiceFS4 (dsd_opts * opts, dsd_state * state)
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{
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//NOTE: This will run for every TS % 2, except on SACCH inverted slots (10 and 11)
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//WIP: Get the real TS number out of the P25p2 frame, and not our ts_counter values
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int i, encL, encR;
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float stereo_samp1[320]; //8k 2-channel stereo interleave mix
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float stereo_samp2[320]; //8k 2-channel stereo interleave mix
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float stereo_samp3[320]; //8k 2-channel stereo interleave mix
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float stereo_samp4[320]; //8k 2-channel stereo interleave mix
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float empty[320]; //this is used to see if we want to play a single 2v or double 2v or not
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//p25p2 enc checkdown for whether or not to fill the stereo sample or not for playback or writing
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encL = encR = 1;
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if (state->payload_algid == 0 || state->payload_algid == 0x80)
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encL = 0;
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if (state->payload_algidR == 0 || state->payload_algidR == 0x80)
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encR = 0;
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//checkdown to see if we can lift the 'mute' if a key is available
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if (encL)
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{
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if (state->payload_algid == 0xAA)
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{
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if (state->R != 0)
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{
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encL = 0;
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}
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}
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}
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if (encR)
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{
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if (state->payload_algidR == 0xAA)
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{
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if (state->RR != 0)
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{
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encR = 0;
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}
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}
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}
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//CHEAT: Using the slot on/off, use that to set encL or encR back on
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//as a simple way to turn off voice synthesis in a particular slot
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//its not really 'disabled', we just aren't playing it
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if (opts->slot1_on == 0) encL = 1;
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if (opts->slot2_on == 0) encR = 1;
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//WIP: Mute if on B list (or not W list)
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char modeL[8];
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sprintf (modeL, "%s", "");
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char modeR[8];
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sprintf (modeR, "%s", "");
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int TGL = state->lasttg;
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int TGR = state->lasttgR;
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//if we are using allow/whitelist mode, then write 'B' to mode for block
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//comparison below will look for an 'A' to write to mode if it is allowed
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if (opts->trunk_use_allow_list == 1)
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{
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sprintf (modeL, "%s", "B");
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sprintf (modeR, "%s", "B");
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}
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for (i = 0; i < state->group_tally; i++)
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{
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if (state->group_array[i].groupNumber == TGL)
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{
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strcpy (modeL, state->group_array[i].groupMode);
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// break; //need to keep going to check other potential slot group
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}
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if (state->group_array[i].groupNumber == TGR)
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{
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strcpy (modeR, state->group_array[i].groupMode);
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// break; //need to keep going to check other potential slot group
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}
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}
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//flag either left or right as 'enc' to mute if B
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if (strcmp(modeL, "B") == 0) encL = 1;
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if (strcmp(modeR, "B") == 0) encR = 1;
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//if TG Hold in place, mute anything but that TG #132
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if (state->tg_hold != 0 && state->tg_hold != TGL) encL = 1;
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if (state->tg_hold != 0 && state->tg_hold != TGR) encR = 1;
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//likewise, override and unmute if TG hold matches TG
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if (state->tg_hold != 0 && state->tg_hold == TGL) encL = 0;
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if (state->tg_hold != 0 && state->tg_hold == TGR) encR = 0;
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memset (stereo_samp1, 0.0f, sizeof(stereo_samp1));
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memset (stereo_samp2, 0.0f, sizeof(stereo_samp2));
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memset (stereo_samp3, 0.0f, sizeof(stereo_samp3));
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memset (stereo_samp4, 0.0f, sizeof(stereo_samp4));
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memset (empty, 0.0f, sizeof(empty));
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//run autogain on the f_ buffers
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agf (opts, state, state->f_l4[0],0);
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agf (opts, state, state->f_r4[0],1);
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agf (opts, state, state->f_l4[1],0);
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agf (opts, state, state->f_r4[1],1);
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agf (opts, state, state->f_l4[2],0); //doing 2 and 3 here will break the memcmp below, so we also do it on empty
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agf (opts, state, state->f_r4[2],1);
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agf (opts, state, state->f_l4[3],0);
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agf (opts, state, state->f_r4[3],1);
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agf (opts, state, empty,2); //running empty may invalidate the memcmp, ideally both this empty and an empty f_ should come out with the same result anyways
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//interleave left and right channels from the temp (float) buffer with makeshift 'volume' decimation
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for (i = 0; i < 160; i++)
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{
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if (!encL)
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stereo_samp1[i*2+0] = state->f_l4[0][i]; // / ((float) 480.0f*10.0f)
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if (!encR)
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stereo_samp1[i*2+1] = state->f_r4[0][i];
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}
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for (i = 0; i < 160; i++)
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{
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if (!encL)
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stereo_samp2[i*2+0] = state->f_l4[1][i];
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if (!encR)
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stereo_samp2[i*2+1] = state->f_r4[1][i];
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}
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for (i = 0; i < 160; i++)
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{
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if (!encL)
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stereo_samp3[i*2+0] = state->f_l4[2][i];
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if (!encR)
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stereo_samp3[i*2+1] = state->f_r4[2][i];
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}
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for (i = 0; i < 160; i++)
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{
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if (!encL)
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stereo_samp4[i*2+0] = state->f_l4[3][i];
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if (!encR)
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stereo_samp4[i*2+1] = state->f_r4[3][i];
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}
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if (encL && encR)
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goto END_FS4;
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if (opts->audio_out_type == 0) //Pulse Audio
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{
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pa_simple_write(opts->pulse_digi_dev_out, stereo_samp1, 320*4, NULL); //switch to sizeof(stereo_samp1) * 2?
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pa_simple_write(opts->pulse_digi_dev_out, stereo_samp2, 320*4, NULL);
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//only play these two if not a single 2v or double 2v (minor skip can still occur on a 4v and 2v combo, but will probably only be perceivable if one is a tone)
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if (memcmp(empty, stereo_samp3, sizeof(empty)) != 0)
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pa_simple_write(opts->pulse_digi_dev_out, stereo_samp3, 320*4, NULL);
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if (memcmp(empty, stereo_samp4, sizeof(empty)) != 0)
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pa_simple_write(opts->pulse_digi_dev_out, stereo_samp4, 320*4, NULL);
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}
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if (opts->audio_out_type == 8) //UDP Audio
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{
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udp_socket_blaster (opts, state, 320*4, stereo_samp1);
|
|
udp_socket_blaster (opts, state, 320*4, stereo_samp2);
|
|
//only play these two if not a single 2v or double 2v (minor skip can still occur on a 4v and 2v combo, but will probably only be perceivable if one is a tone)
|
|
if (memcmp(empty, stereo_samp3, sizeof(empty)) != 0)
|
|
udp_socket_blaster (opts, state, 320*4, stereo_samp3);
|
|
if (memcmp(empty, stereo_samp4, sizeof(empty)) != 0)
|
|
udp_socket_blaster (opts, state, 320*4, stereo_samp4);
|
|
}
|
|
|
|
//No OSS, since we can't use float output, but the STDOUT can with play, aplay, etc
|
|
|
|
if (opts->audio_out_type == 1) //STDOUT
|
|
{
|
|
write (opts->audio_out_fd, stereo_samp1, 320*4);
|
|
write (opts->audio_out_fd, stereo_samp2, 320*4);
|
|
//only play these two if not a single 2v or double 2v (minor skip can still occur on a 4v and 2v combo, but will probably only be perceivable if one is a tone)
|
|
if (memcmp(empty, stereo_samp3, sizeof(empty)) != 0)
|
|
write (opts->audio_out_fd, stereo_samp3, 320*4);
|
|
if (memcmp(empty, stereo_samp4, sizeof(empty)) != 0)
|
|
write (opts->audio_out_fd, stereo_samp4, 320*4);
|
|
}
|
|
|
|
END_FS4:
|
|
|
|
memset (state->audio_out_temp_buf, 0.0f, sizeof(state->audio_out_temp_buf));
|
|
memset (state->audio_out_temp_bufR, 0.0f, sizeof(state->audio_out_temp_bufR));
|
|
|
|
//set float temp buffer to baseline
|
|
memset (state->f_l4, 0.0f, sizeof(state->f_l4));
|
|
memset (state->f_r4, 0.0f, sizeof(state->f_r4));
|
|
|
|
//if we don't run processAudio, then I don't think we really need any of the items below active
|
|
state->audio_out_idx = 0;
|
|
state->audio_out_idxR = 0;
|
|
|
|
if (state->audio_out_idx2 >= 800000)
|
|
{
|
|
state->audio_out_float_buf_p = state->audio_out_float_buf + 100;
|
|
state->audio_out_buf_p = state->audio_out_buf + 100;
|
|
memset (state->audio_out_float_buf, 0, 100 * sizeof (float));
|
|
memset (state->audio_out_buf, 0, 100 * sizeof (short));
|
|
state->audio_out_idx2 = 0;
|
|
}
|
|
|
|
if (state->audio_out_idx2R >= 800000)
|
|
{
|
|
state->audio_out_float_buf_pR = state->audio_out_float_bufR + 100;
|
|
state->audio_out_buf_pR = state->audio_out_bufR + 100;
|
|
memset (state->audio_out_float_bufR, 0, 100 * sizeof (float));
|
|
memset (state->audio_out_bufR, 0, 100 * sizeof (short));
|
|
state->audio_out_idx2R = 0;
|
|
}
|
|
|
|
}
|
|
|
|
//float stereo mix -- when using Float Stereo Output, we need to send P25p1, DMR MS/Simplex, DStar, and YSF here
|
|
void playSynthesizedVoiceFS (dsd_opts * opts, dsd_state * state)
|
|
{
|
|
|
|
int i;
|
|
int encL;
|
|
float stereo_samp1[320]; //8k 2-channel stereo interleave mix
|
|
|
|
memset (stereo_samp1, 0.0f, sizeof(stereo_samp1));
|
|
|
|
//TODO: ENC Check on P25p1, DMR MS, etc
|
|
encL = 0;
|
|
|
|
//Enc Checkdown -- P25p1 when run with -ft -y switch
|
|
if (state->synctype == 0 || state->synctype == 1)
|
|
{
|
|
if (state->payload_algid != 0 && state->payload_algid != 0x80)
|
|
{
|
|
encL = 1;
|
|
}
|
|
}
|
|
|
|
//checkdown to see if we can lift the 'mute' if a key is available
|
|
if (encL)
|
|
{
|
|
if (state->payload_algid == 0xAA)
|
|
{
|
|
if (state->R != 0)
|
|
{
|
|
encL = 0;
|
|
}
|
|
}
|
|
}
|
|
|
|
//TODO: add option to bypass enc with a toggle as well
|
|
|
|
if (opts->slot1_on == 0) encL = 1;
|
|
|
|
//WIP: Mute if on B list (or not W list)
|
|
char modeL[8];
|
|
sprintf (modeL, "%s", "");
|
|
|
|
int TGL = state->lasttg;
|
|
|
|
//if we are using allow/whitelist mode, then write 'B' to mode for block
|
|
//comparison below will look for an 'A' to write to mode if it is allowed
|
|
if (opts->trunk_use_allow_list == 1)
|
|
sprintf (modeL, "%s", "B");
|
|
|
|
for (int i = 0; i < state->group_tally; i++)
|
|
{
|
|
if (state->group_array[i].groupNumber == TGL)
|
|
{
|
|
strcpy (modeL, state->group_array[i].groupMode);
|
|
break;
|
|
}
|
|
}
|
|
|
|
//flag either left or right as 'enc' to mute if B
|
|
if (strcmp(modeL, "B") == 0) encL = 1;
|
|
|
|
//if TG Hold in place, mute anything but that TG #132
|
|
if (state->tg_hold != 0 && state->tg_hold != TGL) encL = 1;
|
|
//likewise, override and unmute if TG hold matches TG
|
|
if (state->tg_hold != 0 && state->tg_hold == TGL) encL = 0;
|
|
|
|
//run autogain on the f_ buffers
|
|
agf (opts, state, state->f_l,0);
|
|
|
|
//at this point, if both channels are still flagged as enc, then we can skip all playback/writing functions
|
|
if (encL)
|
|
goto FS_END;
|
|
|
|
//interleave left and right channels from the temp (float) buffer with makeshift 'volume' decimation
|
|
for (i = 0; i < 160; i++)
|
|
{
|
|
if (!encL)
|
|
stereo_samp1[i*2+0] = state->f_l[i] * 0.5f;
|
|
|
|
//test loading right side with same
|
|
if (!encL)
|
|
stereo_samp1[i*2+1] = state->f_l[i] * 0.5f;
|
|
}
|
|
|
|
|
|
if (opts->audio_out_type == 0) //Pulse Audio
|
|
pa_simple_write(opts->pulse_digi_dev_out, stereo_samp1, 320*4, NULL); //switch to sizeof(stereo_samp1) * 2?
|
|
|
|
if (opts->audio_out_type == 8) //UDP Audio
|
|
udp_socket_blaster (opts, state, 320*4, stereo_samp1);
|
|
|
|
//No OSS, since we can't use float output, but STDOUT can with play, aplay, etc
|
|
|
|
if (opts->audio_out_type == 1)
|
|
write (opts->audio_out_fd, stereo_samp1, 320*4);
|
|
|
|
|
|
FS_END:
|
|
|
|
memset (state->audio_out_temp_buf, 0.0f, sizeof(state->audio_out_temp_buf));
|
|
memset (state->audio_out_temp_bufR, 0.0f, sizeof(state->audio_out_temp_bufR));
|
|
|
|
//set float temp buffer to baseline
|
|
memset (state->f_l4, 0.0f, sizeof(state->f_l4));
|
|
memset (state->f_r4, 0.0f, sizeof(state->f_r4));
|
|
|
|
//if we don't run processAudio, then I don't think we really need any of the items below active
|
|
state->audio_out_idx = 0;
|
|
state->audio_out_idxR = 0;
|
|
|
|
if (state->audio_out_idx2 >= 800000)
|
|
{
|
|
state->audio_out_float_buf_p = state->audio_out_float_buf + 100;
|
|
state->audio_out_buf_p = state->audio_out_buf + 100;
|
|
memset (state->audio_out_float_buf, 0, 100 * sizeof (float));
|
|
memset (state->audio_out_buf, 0, 100 * sizeof (short));
|
|
state->audio_out_idx2 = 0;
|
|
}
|
|
|
|
if (state->audio_out_idx2R >= 800000)
|
|
{
|
|
state->audio_out_float_buf_pR = state->audio_out_float_bufR + 100;
|
|
state->audio_out_buf_pR = state->audio_out_bufR + 100;
|
|
memset (state->audio_out_float_bufR, 0, 100 * sizeof (float));
|
|
memset (state->audio_out_bufR, 0, 100 * sizeof (short));
|
|
state->audio_out_idx2R = 0;
|
|
}
|
|
|
|
}
|
|
|
|
void playSynthesizedVoiceFM (dsd_opts * opts, dsd_state * state)
|
|
{
|
|
|
|
agf(opts, state, state->f_l,0);
|
|
|
|
//mono may need an additional decimation
|
|
// for (int i = 0; i < 160; i++)
|
|
// state->f_l[i] *= 0.5f;
|
|
|
|
int encL = 0;
|
|
|
|
//Enc Checkdown -- P25p1 when run with -ft -y switch
|
|
if (state->synctype == 0 || state->synctype == 1)
|
|
{
|
|
if (state->payload_algid != 0 && state->payload_algid != 0x80)
|
|
{
|
|
encL = 1;
|
|
}
|
|
}
|
|
|
|
//NXDN
|
|
if (state->nxdn_cipher_type != 0)
|
|
{
|
|
encL = 1;
|
|
}
|
|
|
|
//checkdown to see if we can lift the 'mute' if a key is available
|
|
if (encL)
|
|
{
|
|
if (state->payload_algid == 0xAA || state->nxdn_cipher_type == 0x1)
|
|
{
|
|
if (state->R != 0)
|
|
{
|
|
encL = 0;
|
|
}
|
|
}
|
|
}
|
|
|
|
//WIP: Mute if on B list (or not W list)
|
|
char modeL[8];
|
|
sprintf (modeL, "%s", "");
|
|
|
|
int TGL = state->lasttg;
|
|
if (opts->frame_nxdn48 == 1 || opts->frame_nxdn96 == 1)
|
|
TGL = state->nxdn_last_tg;
|
|
|
|
//if we are using allow/whitelist mode, then write 'B' to mode for block
|
|
//comparison below will look for an 'A' to write to mode if it is allowed
|
|
if (opts->trunk_use_allow_list == 1)
|
|
sprintf (modeL, "%s", "B");
|
|
|
|
for (int i = 0; i < state->group_tally; i++)
|
|
{
|
|
if (state->group_array[i].groupNumber == TGL)
|
|
{
|
|
strcpy (modeL, state->group_array[i].groupMode);
|
|
break;
|
|
}
|
|
}
|
|
|
|
//flag either left or right as 'enc' to mute if B
|
|
if (strcmp(modeL, "B") == 0) encL = 1;
|
|
|
|
//if TG Hold in place, mute anything but that TG #132
|
|
if (state->tg_hold != 0 && state->tg_hold != TGL) encL = 1;
|
|
//likewise, override and unmute if TG hold matches TG
|
|
if (state->tg_hold != 0 && state->tg_hold == TGL) encL = 0;
|
|
|
|
if (encL == 1)
|
|
goto vfm_end;
|
|
|
|
if (opts->slot1_on == 0)
|
|
goto vfm_end;
|
|
|
|
if (opts->audio_out_type == 0)
|
|
pa_simple_write(opts->pulse_digi_dev_out, state->f_l, 160*4, NULL);
|
|
|
|
if (opts->audio_out_type == 8) //UDP Audio
|
|
udp_socket_blaster (opts, state, 160*4, state->f_l);
|
|
|
|
if (opts->audio_out_type == 1 || opts->audio_out_type == 5)
|
|
write(opts->audio_out_fd, state->f_l, 160*4);
|
|
|
|
vfm_end:
|
|
|
|
if (state->audio_out_idx2 >= 800000)
|
|
{
|
|
state->audio_out_float_buf_p = state->audio_out_float_buf + 100;
|
|
state->audio_out_buf_p = state->audio_out_buf + 100;
|
|
memset (state->audio_out_float_buf, 0, 100 * sizeof (float));
|
|
memset (state->audio_out_buf, 0, 100 * sizeof (short));
|
|
state->audio_out_idx2 = 0;
|
|
}
|
|
|
|
memset (state->f_l, 0.0f, sizeof(state->f_l));
|
|
memset (state->audio_out_temp_buf, 0.0f, sizeof(state->audio_out_temp_buf));
|
|
|
|
}
|
|
|
|
//Stereo Mix - Short (SB16LE) -- When Playing Short FDMA samples when setup for stereo output
|
|
void playSynthesizedVoiceSS (dsd_opts * opts, dsd_state * state)
|
|
{
|
|
|
|
int i;
|
|
int encL;
|
|
short stereo_samp1[320]; //8k 2-channel stereo interleave mix
|
|
memset (stereo_samp1, 1, sizeof(stereo_samp1));
|
|
|
|
//enc checkdown for whether or not to fill the stereo sample or not for playback or writing
|
|
encL = 0;
|
|
|
|
//Enc Checkdown -- P25p1 when run with -ft switch
|
|
if (state->synctype == 0 || state->synctype == 1)
|
|
{
|
|
if (state->payload_algid != 0 && state->payload_algid != 0x80)
|
|
{
|
|
encL = 1;
|
|
}
|
|
}
|
|
|
|
//checkdown to see if we can lift the 'mute' if a key is available
|
|
if (encL)
|
|
{
|
|
if (state->payload_algid == 0xAA)
|
|
{
|
|
if (state->R != 0)
|
|
{
|
|
encL = 0;
|
|
}
|
|
}
|
|
}
|
|
//TODO: add option to bypass enc with a toggle as well
|
|
|
|
if (opts->slot1_on == 0) encL = 1;
|
|
|
|
//WIP: Mute if on B list (or not W list)
|
|
char modeL[8];
|
|
sprintf (modeL, "%s", "");
|
|
|
|
int TGL = state->lasttg;
|
|
|
|
//if we are using allow/whitelist mode, then write 'B' to mode for block
|
|
//comparison below will look for an 'A' to write to mode if it is allowed
|
|
if (opts->trunk_use_allow_list == 1)
|
|
sprintf (modeL, "%s", "B");
|
|
|
|
for (int i = 0; i < state->group_tally; i++)
|
|
{
|
|
if (state->group_array[i].groupNumber == TGL)
|
|
{
|
|
strcpy (modeL, state->group_array[i].groupMode);
|
|
break;
|
|
}
|
|
}
|
|
|
|
//flag either left or right as 'enc' to mute if B
|
|
if (strcmp(modeL, "B") == 0) encL = 1;
|
|
|
|
//if TG Hold in place, mute anything but that TG #132
|
|
if (state->tg_hold != 0 && state->tg_hold != TGL) encL = 1;
|
|
//likewise, override and unmute if TG hold matches TG
|
|
if (state->tg_hold != 0 && state->tg_hold == TGL) encL = 0;
|
|
|
|
//interleave left and right channels from the short storage area
|
|
for (i = 0; i < 160; i++)
|
|
{
|
|
if (!encL)
|
|
stereo_samp1[i*2+0] = state->s_l[i] / 2;
|
|
|
|
//testing double left and right channel
|
|
if (!encL)
|
|
stereo_samp1[i*2+1] = state->s_l[i] / 2;
|
|
|
|
}
|
|
|
|
//at this point, if still flagged as enc, then we can skip all playback/writing functions
|
|
if (encL)
|
|
goto SSM_END;
|
|
|
|
if (opts->audio_out_type == 0) //Pulse Audio
|
|
pa_simple_write(opts->pulse_digi_dev_out, stereo_samp1, 320*2, NULL);
|
|
|
|
if (opts->audio_out_type == 8) //UDP Audio
|
|
udp_socket_blaster (opts, state, 320*2, stereo_samp1);
|
|
|
|
if (opts->audio_out_type == 1 || opts->audio_out_type == 2) //STDOUT or OSS 8k/2
|
|
write (opts->audio_out_fd, stereo_samp1, 320*2);
|
|
|
|
|
|
SSM_END:
|
|
|
|
//run cleanup since we pulled stuff from processAudio
|
|
state->audio_out_idx = 0;
|
|
state->audio_out_idxR = 0;
|
|
|
|
//set short temp buffer to baseline
|
|
memset (state->s_l, 0, sizeof(state->s_l));
|
|
memset (state->s_r, 0, sizeof(state->s_r));
|
|
|
|
if (state->audio_out_idx2 >= 800000)
|
|
{
|
|
state->audio_out_float_buf_p = state->audio_out_float_buf + 100;
|
|
state->audio_out_buf_p = state->audio_out_buf + 100;
|
|
memset (state->audio_out_float_buf, 0, 100 * sizeof (float));
|
|
memset (state->audio_out_buf, 0, 100 * sizeof (short));
|
|
state->audio_out_idx2 = 0;
|
|
}
|
|
|
|
if (state->audio_out_idx2R >= 800000)
|
|
{
|
|
state->audio_out_float_buf_pR = state->audio_out_float_bufR + 100;
|
|
state->audio_out_buf_pR = state->audio_out_bufR + 100;
|
|
memset (state->audio_out_float_bufR, 0, 100 * sizeof (float));
|
|
memset (state->audio_out_bufR, 0, 100 * sizeof (short));
|
|
state->audio_out_idx2R = 0;
|
|
}
|
|
|
|
}
|
|
|
|
//short stereo mix 3v2 DMR
|
|
void playSynthesizedVoiceSS3 (dsd_opts * opts, dsd_state * state)
|
|
{
|
|
|
|
//NOTE: This runs once for every two timeslots, if we are in the BS voice loop
|
|
//it doesn't matter if both slots have voice, or if one does, the slot without voice
|
|
//will play silence while this runs if no voice present
|
|
|
|
int i;
|
|
uint8_t encL, encR;
|
|
short stereo_samp1[320]; //8k 2-channel stereo interleave mix
|
|
short stereo_samp2[320]; //8k 2-channel stereo interleave mix
|
|
short stereo_samp3[320]; //8k 2-channel stereo interleave mix
|
|
|
|
memset (stereo_samp1, 0, sizeof(stereo_samp1));
|
|
memset (stereo_samp2, 0, sizeof(stereo_samp2));
|
|
memset (stereo_samp3, 0, sizeof(stereo_samp3));
|
|
|
|
//dmr enc checkdown for whether or not to fill the stereo sample or not for playback or writing
|
|
encL = encR = 0;
|
|
encL = (state->dmr_so >> 6) & 0x1;
|
|
encR = (state->dmr_soR >> 6) & 0x1;
|
|
|
|
//checkdown to see if we can lift the 'mute' if a key is available
|
|
if (encL)
|
|
{
|
|
if (state->payload_algid == 0)
|
|
{
|
|
if (state->K != 0 || state->K1 != 0)
|
|
{
|
|
encL = 0;
|
|
}
|
|
}
|
|
else if (state->payload_algid == 0x21)
|
|
{
|
|
if (state->R != 0)
|
|
{
|
|
encL = 0;
|
|
}
|
|
}
|
|
}
|
|
|
|
if (encR)
|
|
{
|
|
if (state->payload_algidR == 0)
|
|
{
|
|
if (state->K != 0 || state->K1 != 0)
|
|
{
|
|
encR = 0;
|
|
}
|
|
}
|
|
else if (state->payload_algidR == 0x21)
|
|
{
|
|
if (state->RR != 0)
|
|
{
|
|
encR = 0;
|
|
}
|
|
}
|
|
}
|
|
|
|
//TODO: add option to bypass enc with a toggle as well
|
|
|
|
//CHEAT: Using the slot on/off, use that to set encL or encR back on
|
|
//as a simple way to turn off voice synthesis in a particular slot
|
|
//its not really 'disabled', we just aren't playing it
|
|
if (opts->slot1_on == 0) encL = 1;
|
|
if (opts->slot2_on == 0) encR = 1;
|
|
|
|
//WIP: Mute if on B list (or not W list)
|
|
char modeL[8];
|
|
sprintf (modeL, "%s", "");
|
|
char modeR[8];
|
|
sprintf (modeR, "%s", "");
|
|
|
|
int TGL = state->lasttg;
|
|
int TGR = state->lasttgR;
|
|
|
|
//if we are using allow/whitelist mode, then write 'B' to mode for block
|
|
//comparison below will look for an 'A' to write to mode if it is allowed
|
|
if (opts->trunk_use_allow_list == 1)
|
|
{
|
|
sprintf (modeL, "%s", "B");
|
|
sprintf (modeR, "%s", "B");
|
|
}
|
|
|
|
for (i = 0; i < state->group_tally; i++)
|
|
{
|
|
if (state->group_array[i].groupNumber == TGL)
|
|
{
|
|
strcpy (modeL, state->group_array[i].groupMode);
|
|
// break; //need to keep going to check other potential slot group
|
|
}
|
|
if (state->group_array[i].groupNumber == TGR)
|
|
{
|
|
strcpy (modeR, state->group_array[i].groupMode);
|
|
// break; //need to keep going to check other potential slot group
|
|
}
|
|
}
|
|
|
|
//flag either left or right as 'enc' to mute if B
|
|
if (strcmp(modeL, "B") == 0) encL = 1;
|
|
if (strcmp(modeR, "B") == 0) encR = 1;
|
|
|
|
//if TG Hold in place, mute anything but that TG #132
|
|
if (state->tg_hold != 0 && state->tg_hold != TGL) encL = 1;
|
|
if (state->tg_hold != 0 && state->tg_hold != TGR) encR = 1;
|
|
//likewise, override and unmute if TG hold matches TG
|
|
if (state->tg_hold != 0 && state->tg_hold == TGL) encL = 0;
|
|
if (state->tg_hold != 0 && state->tg_hold == TGR) encR = 0;
|
|
|
|
//interleave left and right channels from the short storage area
|
|
for (i = 0; i < 160; i++)
|
|
{
|
|
if (!encL)
|
|
stereo_samp1[i*2+0] = state->s_l4[0][i];
|
|
if (!encR)
|
|
stereo_samp1[i*2+1] = state->s_r4[0][i];
|
|
}
|
|
|
|
for (i = 0; i < 160; i++)
|
|
{
|
|
if (!encL)
|
|
stereo_samp2[i*2+0] = state->s_l4[1][i];
|
|
if (!encR)
|
|
stereo_samp2[i*2+1] = state->s_r4[1][i];
|
|
}
|
|
|
|
for (i = 0; i < 160; i++)
|
|
{
|
|
if (!encL)
|
|
stereo_samp3[i*2+0] = state->s_l4[2][i];
|
|
if (!encR)
|
|
stereo_samp3[i*2+1] = state->s_r4[2][i];
|
|
}
|
|
|
|
//at this point, if both channels are still flagged as enc, then we can skip all playback/writing functions
|
|
if (encL && encR)
|
|
goto SS3_END;
|
|
|
|
if (opts->audio_out_type == 0) //Pulse Audio
|
|
{
|
|
pa_simple_write(opts->pulse_digi_dev_out, stereo_samp1, 320*2, NULL);
|
|
pa_simple_write(opts->pulse_digi_dev_out, stereo_samp2, 320*2, NULL);
|
|
pa_simple_write(opts->pulse_digi_dev_out, stereo_samp3, 320*2, NULL);
|
|
}
|
|
|
|
if (opts->audio_out_type == 8) //UDP Audio
|
|
{
|
|
udp_socket_blaster (opts, state, 320*2, stereo_samp1);
|
|
udp_socket_blaster (opts, state, 320*2, stereo_samp2);
|
|
udp_socket_blaster (opts, state, 320*2, stereo_samp3);
|
|
}
|
|
|
|
if (opts->audio_out_type == 1 || opts->audio_out_type == 2) //STDOUT or OSS 8k/2channel
|
|
{
|
|
write (opts->audio_out_fd, stereo_samp1, 320*2);
|
|
write (opts->audio_out_fd, stereo_samp2, 320*2);
|
|
write (opts->audio_out_fd, stereo_samp3, 320*2);
|
|
}
|
|
|
|
SS3_END:
|
|
|
|
//run cleanup since we pulled stuff from processAudio
|
|
state->audio_out_idx = 0;
|
|
state->audio_out_idxR = 0;
|
|
|
|
//set short temp buffer to baseline
|
|
memset (state->s_l4, 0, sizeof(state->s_l4));
|
|
memset (state->s_r4, 0, sizeof(state->s_r4));
|
|
|
|
if (state->audio_out_idx2 >= 800000)
|
|
{
|
|
state->audio_out_float_buf_p = state->audio_out_float_buf + 100;
|
|
state->audio_out_buf_p = state->audio_out_buf + 100;
|
|
memset (state->audio_out_float_buf, 0, 100 * sizeof (float));
|
|
memset (state->audio_out_buf, 0, 100 * sizeof (short));
|
|
state->audio_out_idx2 = 0;
|
|
}
|
|
|
|
if (state->audio_out_idx2R >= 800000)
|
|
{
|
|
state->audio_out_float_buf_pR = state->audio_out_float_bufR + 100;
|
|
state->audio_out_buf_pR = state->audio_out_bufR + 100;
|
|
memset (state->audio_out_float_bufR, 0, 100 * sizeof (float));
|
|
memset (state->audio_out_bufR, 0, 100 * sizeof (short));
|
|
state->audio_out_idx2R = 0;
|
|
}
|
|
|
|
}
|
|
|
|
//short stereo mix 4v2 P25p2
|
|
void playSynthesizedVoiceSS4 (dsd_opts * opts, dsd_state * state)
|
|
{
|
|
|
|
//NOTE: This runs once for every two timeslots, if we are in the BS voice loop
|
|
//it doesn't matter if both slots have voice, or if one does, the slot without voice
|
|
//will play silence while this runs if no voice present
|
|
|
|
int i;
|
|
uint8_t encL, encR;
|
|
short stereo_samp1[320]; //8k 2-channel stereo interleave mix
|
|
short stereo_samp2[320]; //8k 2-channel stereo interleave mix
|
|
short stereo_samp3[320]; //8k 2-channel stereo interleave mix
|
|
short stereo_samp4[320];
|
|
|
|
short empty[320]; //this is used to see if we want to play a single 2v or double 2v or not
|
|
|
|
memset (stereo_samp1, 0, sizeof(stereo_samp1));
|
|
memset (stereo_samp2, 0, sizeof(stereo_samp2));
|
|
memset (stereo_samp3, 0, sizeof(stereo_samp3));
|
|
memset (stereo_samp4, 0, sizeof(stereo_samp4));
|
|
|
|
memset (empty, 0, sizeof(empty));
|
|
|
|
|
|
//p25p2 enc checkdown for whether or not to fill the stereo sample or not for playback or writing
|
|
encL = encR = 1;
|
|
if (state->payload_algid == 0 || state->payload_algid == 0x80)
|
|
encL = 0;
|
|
if (state->payload_algidR == 0 || state->payload_algidR == 0x80)
|
|
encR = 0;
|
|
|
|
//checkdown to see if we can lift the 'mute' if a key is available
|
|
if (encL)
|
|
{
|
|
if (state->payload_algid == 0xAA)
|
|
{
|
|
if (state->R != 0)
|
|
{
|
|
encL = 0;
|
|
}
|
|
}
|
|
}
|
|
|
|
if (encR)
|
|
{
|
|
if (state->payload_algidR == 0xAA)
|
|
{
|
|
if (state->RR != 0)
|
|
{
|
|
encR = 0;
|
|
}
|
|
}
|
|
}
|
|
|
|
|
|
//TODO: add option to bypass enc with a toggle as well
|
|
|
|
//CHEAT: Using the slot on/off, use that to set encL or encR back on
|
|
//as a simple way to turn off voice synthesis in a particular slot
|
|
//its not really 'disabled', we just aren't playing it
|
|
if (opts->slot1_on == 0) encL = 1;
|
|
if (opts->slot2_on == 0) encR = 1;
|
|
|
|
//WIP: Mute if on B list (or not W list)
|
|
char modeL[8];
|
|
sprintf (modeL, "%s", "");
|
|
char modeR[8];
|
|
sprintf (modeR, "%s", "");
|
|
|
|
int TGL = state->lasttg;
|
|
int TGR = state->lasttgR;
|
|
|
|
//if we are using allow/whitelist mode, then write 'B' to mode for block
|
|
//comparison below will look for an 'A' to write to mode if it is allowed
|
|
if (opts->trunk_use_allow_list == 1)
|
|
{
|
|
sprintf (modeL, "%s", "B");
|
|
sprintf (modeR, "%s", "B");
|
|
}
|
|
|
|
for (i = 0; i < state->group_tally; i++)
|
|
{
|
|
if (state->group_array[i].groupNumber == TGL)
|
|
{
|
|
strcpy (modeL, state->group_array[i].groupMode);
|
|
// break; //need to keep going to check other potential slot group
|
|
}
|
|
if (state->group_array[i].groupNumber == TGR)
|
|
{
|
|
strcpy (modeR, state->group_array[i].groupMode);
|
|
// break; //need to keep going to check other potential slot group
|
|
}
|
|
}
|
|
|
|
//flag either left or right as 'enc' to mute if B
|
|
if (strcmp(modeL, "B") == 0) encL = 1;
|
|
if (strcmp(modeR, "B") == 0) encR = 1;
|
|
|
|
//if TG Hold in place, mute anything but that TG #132
|
|
if (state->tg_hold != 0 && state->tg_hold != TGL) encL = 1;
|
|
if (state->tg_hold != 0 && state->tg_hold != TGR) encR = 1;
|
|
//likewise, override and unmute if TG hold matches TG
|
|
if (state->tg_hold != 0 && state->tg_hold == TGL) encL = 0;
|
|
if (state->tg_hold != 0 && state->tg_hold == TGR) encR = 0;
|
|
|
|
//interleave left and right channels from the short storage area
|
|
for (i = 0; i < 160; i++)
|
|
{
|
|
if (!encL)
|
|
stereo_samp1[i*2+0] = state->s_l4[0][i];
|
|
if (!encR)
|
|
stereo_samp1[i*2+1] = state->s_r4[0][i];
|
|
}
|
|
|
|
for (i = 0; i < 160; i++)
|
|
{
|
|
if (!encL)
|
|
stereo_samp2[i*2+0] = state->s_l4[1][i];
|
|
if (!encR)
|
|
stereo_samp2[i*2+1] = state->s_r4[1][i];
|
|
}
|
|
|
|
for (i = 0; i < 160; i++)
|
|
{
|
|
if (!encL)
|
|
stereo_samp3[i*2+0] = state->s_l4[2][i];
|
|
if (!encR)
|
|
stereo_samp3[i*2+1] = state->s_r4[2][i];
|
|
}
|
|
|
|
for (i = 0; i < 160; i++)
|
|
{
|
|
if (!encL)
|
|
stereo_samp4[i*2+0] = state->s_l4[3][i];
|
|
if (!encR)
|
|
stereo_samp4[i*2+1] = state->s_r4[3][i];
|
|
}
|
|
|
|
//at this point, if both channels are still flagged as enc, then we can skip all playback/writing functions
|
|
if (encL && encR)
|
|
goto SS4_END;
|
|
|
|
if (opts->audio_out_type == 0) //Pulse Audio
|
|
{
|
|
pa_simple_write(opts->pulse_digi_dev_out, stereo_samp1, 320*2, NULL);
|
|
pa_simple_write(opts->pulse_digi_dev_out, stereo_samp2, 320*2, NULL);
|
|
//only play these two if not a single 2v or double 2v (minor skip can still occur on a 4v and 2v combo, but will probably only be perceivable if one is a tone)
|
|
if (memcmp(empty, stereo_samp3, sizeof(empty)) != 0)
|
|
pa_simple_write(opts->pulse_digi_dev_out, stereo_samp3, 320*2, NULL);
|
|
if (memcmp(empty, stereo_samp4, sizeof(empty)) != 0)
|
|
pa_simple_write(opts->pulse_digi_dev_out, stereo_samp4, 320*2, NULL);
|
|
}
|
|
|
|
if (opts->audio_out_type == 8) //UDP Audio
|
|
{
|
|
udp_socket_blaster (opts, state, 320*2, stereo_samp1);
|
|
udp_socket_blaster (opts, state, 320*2, stereo_samp2);
|
|
//only play these two if not a single 2v or double 2v (minor skip can still occur on a 4v and 2v combo, but will probably only be perceivable if one is a tone)
|
|
if (memcmp(empty, stereo_samp3, sizeof(empty)) != 0)
|
|
udp_socket_blaster (opts, state, 320*2, stereo_samp3);
|
|
if (memcmp(empty, stereo_samp4, sizeof(empty)) != 0)
|
|
udp_socket_blaster (opts, state, 320*2, stereo_samp4);
|
|
}
|
|
|
|
|
|
if (opts->audio_out_type == 1 || opts->audio_out_type == 2) //STDOUT or OSS 8k/2channel
|
|
{
|
|
write (opts->audio_out_fd, stereo_samp1, 320*2);
|
|
write (opts->audio_out_fd, stereo_samp2, 320*2);
|
|
//only play these two if not a single 2v or double 2v
|
|
if (memcmp(empty, stereo_samp3, sizeof(empty)) != 0)
|
|
write (opts->audio_out_fd, stereo_samp3, 320*2);
|
|
if (memcmp(empty, stereo_samp4, sizeof(empty)) != 0)
|
|
write (opts->audio_out_fd, stereo_samp4, 320*2);
|
|
}
|
|
|
|
SS4_END:
|
|
|
|
//run cleanup since we pulled stuff from processAudio
|
|
state->audio_out_idx = 0;
|
|
state->audio_out_idxR = 0;
|
|
|
|
//set short temp buffer to baseline
|
|
memset (state->s_l4, 0, sizeof(state->s_l4));
|
|
memset (state->s_r4, 0, sizeof(state->s_r4));
|
|
|
|
if (state->audio_out_idx2 >= 800000)
|
|
{
|
|
state->audio_out_float_buf_p = state->audio_out_float_buf + 100;
|
|
state->audio_out_buf_p = state->audio_out_buf + 100;
|
|
memset (state->audio_out_float_buf, 0, 100 * sizeof (float));
|
|
memset (state->audio_out_buf, 0, 100 * sizeof (short));
|
|
state->audio_out_idx2 = 0;
|
|
}
|
|
|
|
if (state->audio_out_idx2R >= 800000)
|
|
{
|
|
state->audio_out_float_buf_pR = state->audio_out_float_bufR + 100;
|
|
state->audio_out_buf_pR = state->audio_out_bufR + 100;
|
|
memset (state->audio_out_float_bufR, 0, 100 * sizeof (float));
|
|
memset (state->audio_out_bufR, 0, 100 * sizeof (short));
|
|
state->audio_out_idx2R = 0;
|
|
}
|
|
|
|
}
|
|
|
|
//largely borrowed from Boatbod OP25 (simplified single tone ID version)
|
|
void soft_tonef (float samp[160], int n, int ID, int AD)
|
|
{
|
|
int i;
|
|
float step1, step2, amplitude, freq1, freq2;
|
|
|
|
float gain = 1.0f;
|
|
|
|
//needs opts and state to work....don't feel like doing the changes
|
|
// if (opts->audio_gain != 0 && slot == 0)
|
|
// gain = state->aout_gain / 25.0f;
|
|
|
|
// Synthesize tones
|
|
freq1 = 31.25 * ID; freq2 = freq1;
|
|
step1 = 2 * M_PI * freq1 / 8000.0f;
|
|
step2 = 2 * M_PI * freq2 / 8000.0f;
|
|
amplitude = AD * 75.0f;
|
|
|
|
for (i = 0; i < 160; i++)
|
|
{
|
|
samp[i] = (float) ( amplitude * (sin((n) * step1)/2 + sin((n) * step2)/2) );
|
|
samp[i] /= 8000.0f;
|
|
samp[i] *= gain;
|
|
n++;
|
|
}
|
|
|
|
}
|
|
|
|
//older version, does better at normalizing audio, but also sounds 'flatter' and 'muddier'
|
|
//probably too much compression and adjustments on the samples (tones have a slight tremolo effect)
|
|
//Remus, enable this one and disable the one above if you prefer
|
|
void agf (dsd_opts * opts, dsd_state * state, float samp[160], int slot)
|
|
{
|
|
int i, j, run;
|
|
run = 1;
|
|
float empty[160];
|
|
memset (empty, 0.0f, sizeof(empty));
|
|
|
|
float mmax = 0.90f;
|
|
float mmin = -0.90f;
|
|
float aavg = 0.0f; //average of the absolute value
|
|
float df; //decimation value
|
|
df = 3277.0f; //test value
|
|
|
|
//trying things
|
|
float gain = 1.0f;
|
|
|
|
//test increasing gain on DMR EP samples with degraded AMBE samples
|
|
if (state->payload_algid == 0x21 || state->payload_algidR == 0x21)
|
|
gain = 1.75f;
|
|
|
|
if (opts->audio_gain != 0)
|
|
gain = opts->audio_gain / 25.0f;
|
|
|
|
//this comparison is to determine whether or not to run gain on 'empty' samples (2v last 2, silent frames, etc)
|
|
if (memcmp(empty, samp, sizeof(empty)) == 0) run = 0;
|
|
if (run == 0) goto AGF_END;
|
|
|
|
for (j = 0; j < 8; j++)
|
|
{
|
|
|
|
if (slot == 0)
|
|
df = 384.0f * (50.0f - state->aout_gain);
|
|
if (slot == 1)
|
|
df = 384.0f * (50.0f - state->aout_gainR);
|
|
|
|
for (i = 0; i < 20; i++)
|
|
{
|
|
|
|
samp[(j*20)+i] = samp[(j*20)+i] / df;
|
|
|
|
// samp[(j*20)+i] *= gain;
|
|
// aavg += fabsf(samp[i]);
|
|
|
|
//simple clipping
|
|
if (samp[(j*20)+i] > mmax)
|
|
samp[(j*20)+i] = mmax;
|
|
if (samp[(j*20)+i] < mmin)
|
|
samp[(j*20)+i] = mmin;
|
|
|
|
aavg += fabsf(samp[i]);
|
|
|
|
samp[(j*20)+i] *= gain * 0.8f;
|
|
|
|
} //i loop
|
|
|
|
aavg /= 20.0f; //average of the 20 samples
|
|
|
|
//debug
|
|
// fprintf (stderr, "\nS%d - DF = %f AAVG = %f", slot, df, aavg);
|
|
|
|
if (slot == 0)
|
|
{
|
|
if (aavg < 0.075f && state->aout_gain < 46.0f) state->aout_gain += 0.5f;
|
|
if (aavg >= 0.075f && state->aout_gain > 1.0f) state->aout_gain -= 0.5f;
|
|
}
|
|
|
|
if (slot == 1)
|
|
{
|
|
if (aavg < 0.075f && state->aout_gainR < 46.0f) state->aout_gainR += 0.5f;
|
|
if (aavg >= 0.075f && state->aout_gainR > 1.0f) state->aout_gainR -= 0.5f;
|
|
}
|
|
|
|
aavg = 0.0f; //reset
|
|
|
|
} //j loop
|
|
|
|
AGF_END: ; //do nothing
|
|
|
|
}
|
|
|
|
//the previous version, not quite as good at audio gain normalization, but keeping it just in case
|
|
// void agf (dsd_opts * opts, dsd_state * state, float samp[160], int slot)
|
|
// {
|
|
// int i, run;
|
|
// run = 1;
|
|
// float empty[160];
|
|
// memset (empty, 0.0f, sizeof(empty));
|
|
|
|
// float mmax = 0.75f;
|
|
// float mmin = -0.75f;
|
|
// float aavg = 0.0f; //average of the absolute value
|
|
// float df; //decimation value
|
|
// df = 8000.0f; //test value -- this would be the ideal perfect value if everybody spoke directly into the mic at a reasonable volume
|
|
|
|
// if (slot == 0)
|
|
// df = (384.0f / (float)opts->pulse_digi_out_channels) * (50.0f - state->aout_gain);
|
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// if (slot == 1)
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// df = (384.0f / (float)opts->pulse_digi_out_channels) * (50.0f - state->aout_gainR);
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|
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// //this comparison is to determine whether or not to run gain on 'empty' samples (2v last 2, silent frames, etc)
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// if (memcmp(empty, samp, sizeof(empty)) == 0) run = 0;
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// if (run == 0) goto AGF_END;
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|
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// for (i = 0; i < 160; i++)
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|
// {
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|
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// samp[i] = samp[i] / df;
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|
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|
// aavg += fabsf(samp[i]);
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|
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// //simple clipping
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// if (samp[i] > mmax)
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|
// samp[i] = mmax;
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|
// if (samp[i] < mmin)
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|
// samp[i] = mmin;
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|
|
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// //may have been a tad too loud on the high end
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|
// // samp[i] *= 0.5f; //testing various values here
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|
|
|
// }
|
|
|
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// aavg /= 160.0f;
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|
|
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// if (slot == 0)
|
|
// {
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|
// if (aavg < 0.075f && state->aout_gain < 42.0f) state->aout_gain += 1.0f;
|
|
// if (aavg >= 0.075f && state->aout_gain > 1.0f) state->aout_gain -= 1.0f;
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|
// }
|
|
|
|
// if (slot == 1)
|
|
// {
|
|
// if (aavg < 0.075f && state->aout_gainR < 42.0f) state->aout_gainR += 1.0f;
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|
// if (aavg >= 0.075f && state->aout_gainR > 1.0f) state->aout_gainR -= 1.0f;
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|
// }
|
|
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|
// //debug
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// // fprintf (stderr, "\nS%d - DF = %f AAVG = %f", slot, df, aavg);
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|
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|
// AGF_END: ; //do nothing
|
|
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|
// }
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