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audio.c
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audio.c
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/* Copyright 2023 Dual Tachyon
* https://github.com/DualTachyon
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#if defined(ENABLE_FMRADIO)
#include "app/fm.h"
#endif
#include "audio.h"
#include "bsp/dp32g030/gpio.h"
#if defined(ENABLE_FMRADIO)
#include "driver/bk1080.h"
#endif
#include "driver/bk4819.h"
#include "driver/gpio.h"
#include "driver/system.h"
#include "driver/systick.h"
#include "functions.h"
#include "misc.h"
#include "settings.h"
#include "ui/ui.h"
static const uint8_t VoiceClipLengthChinese[58] = {
0x32, 0x32, 0x32, 0x37, 0x37, 0x32, 0x32, 0x32,
0x32, 0x37, 0x37, 0x32, 0x64, 0x64, 0x64, 0x64,
0x64, 0x69, 0x64, 0x69, 0x5A, 0x5F, 0x5F, 0x64,
0x64, 0x69, 0x64, 0x64, 0x69, 0x69, 0x69, 0x64,
0x64, 0x6E, 0x69, 0x5F, 0x64, 0x64, 0x64, 0x69,
0x69, 0x69, 0x64, 0x69, 0x64, 0x64, 0x55, 0x5F,
0x5A, 0x4B, 0x4B, 0x46, 0x46, 0x69, 0x64, 0x6E,
0x5A, 0x64,
};
static const uint8_t VoiceClipLengthEnglish[76] = {
0x50, 0x32, 0x2D, 0x2D, 0x2D, 0x37, 0x37, 0x37,
0x32, 0x32, 0x3C, 0x37, 0x46, 0x46, 0x4B, 0x82,
0x82, 0x6E, 0x82, 0x46, 0x96, 0x64, 0x46, 0x6E,
0x78, 0x6E, 0x87, 0x64, 0x96, 0x96, 0x46, 0x9B,
0x91, 0x82, 0x82, 0x73, 0x78, 0x64, 0x82, 0x6E,
0x78, 0x82, 0x87, 0x6E, 0x55, 0x78, 0x64, 0x69,
0x9B, 0x5A, 0x50, 0x3C, 0x32, 0x55, 0x64, 0x64,
0x50, 0x46, 0x46, 0x46, 0x4B, 0x4B, 0x50, 0x50,
0x55, 0x4B, 0x4B, 0x32, 0x32, 0x32, 0x32, 0x37,
0x41, 0x32, 0x3C, 0x37,
};
VOICE_ID_t gVoiceID[8];
uint8_t gVoiceReadIndex;
uint8_t gVoiceWriteIndex;
volatile uint16_t gCountdownToPlayNextVoice;
volatile bool gFlagPlayQueuedVoice;
VOICE_ID_t gAnotherVoiceID = VOICE_ID_INVALID;
BEEP_Type_t gBeepToPlay;
void AUDIO_PlayBeep(BEEP_Type_t Beep)
{
uint16_t ToneConfig;
uint16_t ToneFrequency;
uint16_t Duration;
if (Beep != BEEP_500HZ_60MS_DOUBLE_BEEP && Beep != BEEP_440HZ_500MS && !gEeprom.BEEP_CONTROL) {
return;
}
#if defined(ENABLE_AIRCOPY)
if (gScreenToDisplay == DISPLAY_AIRCOPY) {
return;
}
#endif
if (gCurrentFunction == FUNCTION_RECEIVE) {
return;
}
if (gCurrentFunction == FUNCTION_MONITOR) {
return;
}
ToneConfig = BK4819_ReadRegister(BK4819_REG_71);
GPIO_ClearBit(&GPIOC->DATA, GPIOC_PIN_AUDIO_PATH);
if (gCurrentFunction == FUNCTION_POWER_SAVE && gRxIdleMode) {
BK4819_RX_TurnOn();
}
#if defined(ENABLE_FMRADIO)
if (gFmRadioMode) {
BK1080_Mute(true);
}
#endif
SYSTEM_DelayMs(20);
switch (Beep) {
case BEEP_1KHZ_60MS_OPTIONAL:
ToneFrequency = 1000;
break;
case BEEP_500HZ_60MS_DOUBLE_BEEP_OPTIONAL:
case BEEP_500HZ_60MS_DOUBLE_BEEP:
ToneFrequency = 500;
break;
default:
ToneFrequency = 440;
break;
}
BK4819_PlayTone(ToneFrequency, true);
SYSTEM_DelayMs(2);
GPIO_SetBit(&GPIOC->DATA, GPIOC_PIN_AUDIO_PATH);
SYSTEM_DelayMs(60);
switch (Beep) {
case BEEP_500HZ_60MS_DOUBLE_BEEP_OPTIONAL:
case BEEP_500HZ_60MS_DOUBLE_BEEP:
BK4819_ExitTxMute();
SYSTEM_DelayMs(60);
BK4819_EnterTxMute();
SYSTEM_DelayMs(20);
// Fallthrough
case BEEP_1KHZ_60MS_OPTIONAL:
BK4819_ExitTxMute();
Duration = 60;
break;
case BEEP_440HZ_500MS:
default:
BK4819_ExitTxMute();
Duration = 500;
break;
}
SYSTEM_DelayMs(Duration);
BK4819_EnterTxMute();
SYSTEM_DelayMs(20);
GPIO_ClearBit(&GPIOC->DATA, GPIOC_PIN_AUDIO_PATH);
gVoxResumeCountdown = 80;
SYSTEM_DelayMs(5);
BK4819_TurnsOffTones_TurnsOnRX();
SYSTEM_DelayMs(5);
BK4819_WriteRegister(BK4819_REG_71, ToneConfig);
if (gEnableSpeaker) {
GPIO_SetBit(&GPIOC->DATA, GPIOC_PIN_AUDIO_PATH);
}
#if defined(ENABLE_FMRADIO)
if (gFmRadioMode) {
BK1080_Mute(false);
}
#endif
if (gCurrentFunction == FUNCTION_POWER_SAVE && gRxIdleMode) {
BK4819_Sleep();
}
}
void AUDIO_PlayVoice(uint8_t VoiceID)
{
uint8_t i;
GPIO_SetBit(&GPIOA->DATA, GPIOA_PIN_VOICE_0);
SYSTEM_DelayMs(20);
GPIO_ClearBit(&GPIOA->DATA, GPIOA_PIN_VOICE_0);
for (i = 0; i < 8; i++) {
if ((VoiceID & 0x80U) == 0) {
GPIO_ClearBit(&GPIOA->DATA, GPIOA_PIN_VOICE_1);
} else {
GPIO_SetBit(&GPIOA->DATA, GPIOA_PIN_VOICE_1);
}
SYSTICK_DelayUs(1000);
GPIO_SetBit(&GPIOA->DATA, GPIOA_PIN_VOICE_0);
SYSTICK_DelayUs(1200);
GPIO_ClearBit(&GPIOA->DATA, GPIOA_PIN_VOICE_0);
VoiceID <<= 1;
SYSTICK_DelayUs(200);
}
}
void AUDIO_PlaySingleVoice(bool bFlag)
{
uint8_t VoiceID;
uint8_t Delay;
VoiceID = gVoiceID[0];
if (gEeprom.VOICE_PROMPT != VOICE_PROMPT_OFF && gVoiceWriteIndex) {
if (gEeprom.VOICE_PROMPT == VOICE_PROMPT_CHINESE) {
// Chinese
if (VoiceID >= sizeof(VoiceClipLengthChinese)) {
goto Bailout;
}
Delay = VoiceClipLengthChinese[VoiceID];
VoiceID += VOICE_ID_CHI_BASE;
} else {
// English
if (VoiceID >= sizeof(VoiceClipLengthEnglish)) {
goto Bailout;
}
Delay = VoiceClipLengthEnglish[VoiceID];
VoiceID += VOICE_ID_ENG_BASE;
}
if (gCurrentFunction == FUNCTION_RECEIVE || gCurrentFunction == FUNCTION_MONITOR) {
BK4819_SetAF(BK4819_AF_MUTE);
}
#if defined(ENABLE_FMRADIO)
if (gFmRadioMode) {
BK1080_Mute(true);
}
#endif
GPIO_SetBit(&GPIOC->DATA, GPIOC_PIN_AUDIO_PATH);
gVoxResumeCountdown = 2000;
SYSTEM_DelayMs(5);
AUDIO_PlayVoice(VoiceID);
if (gVoiceWriteIndex == 1) {
Delay += 3;
}
if (bFlag) {
SYSTEM_DelayMs(Delay * 10);
if (gCurrentFunction == FUNCTION_RECEIVE || gCurrentFunction == FUNCTION_MONITOR) {
if (gRxVfo->IsAM) {
BK4819_SetAF(BK4819_AF_AM);
} else {
BK4819_SetAF(BK4819_AF_OPEN);
}
}
#if defined(ENABLE_FMRADIO)
if (gFmRadioMode) {
BK1080_Mute(false);
}
#endif
if (!gEnableSpeaker) {
GPIO_ClearBit(&GPIOC->DATA, GPIOC_PIN_AUDIO_PATH);
}
gVoiceWriteIndex = 0;
gVoiceReadIndex = 0;
gVoxResumeCountdown = 80;
return;
}
gVoiceReadIndex = 1;
gCountdownToPlayNextVoice = Delay;
gFlagPlayQueuedVoice = false;
return;
}
Bailout:
gVoiceReadIndex = 0;
gVoiceWriteIndex = 0;
}
void AUDIO_SetVoiceID(uint8_t Index, VOICE_ID_t VoiceID)
{
if (Index >= 8) {
return;
}
if (Index == 0) {
gVoiceWriteIndex = 0;
gVoiceReadIndex = 0;
}
gVoiceID[Index] = VoiceID;
gVoiceWriteIndex++;
}
uint8_t AUDIO_SetDigitVoice(uint8_t Index, uint16_t Value)
{
uint16_t Remainder;
uint8_t Result;
uint8_t Count;
if (Index == 0) {
gVoiceWriteIndex = 0;
gVoiceReadIndex = 0;
}
Count = 0;
Result = Value / 1000U;
Remainder = Value % 1000U;
if (Remainder < 100U) {
if (Remainder < 10U) {
goto Skip;
}
} else {
Result = Remainder / 100U;
gVoiceID[gVoiceWriteIndex++] = (VOICE_ID_t)Result;
Count++;
Remainder -= Result * 100U;
}
Result = Remainder / 10U;
gVoiceID[gVoiceWriteIndex++] = (VOICE_ID_t)Result;
Count++;
Remainder -= Result * 10U;
Skip:
gVoiceID[gVoiceWriteIndex++] = (VOICE_ID_t)Remainder;
return Count + 1U;
}
void AUDIO_PlayQueuedVoice(void)
{
uint8_t VoiceID;
uint8_t Delay;
bool Skip;
Skip = false;
if (gVoiceReadIndex != gVoiceWriteIndex && gEeprom.VOICE_PROMPT != VOICE_PROMPT_OFF) {
VoiceID = gVoiceID[gVoiceReadIndex];
if (gEeprom.VOICE_PROMPT == VOICE_PROMPT_CHINESE) {
if (VoiceID < 58) {
Delay = VoiceClipLengthChinese[VoiceID];
VoiceID += VOICE_ID_CHI_BASE;
} else {
Skip = true;
}
} else {
if (VoiceID < 76) {
Delay = VoiceClipLengthEnglish[VoiceID];
VoiceID += VOICE_ID_ENG_BASE;
} else {
Skip = true;
}
}
gVoiceReadIndex++;
if (!Skip) {
if (gVoiceReadIndex == gVoiceWriteIndex) {
Delay += 3;
}
AUDIO_PlayVoice(VoiceID);
gCountdownToPlayNextVoice = Delay;
gFlagPlayQueuedVoice = false;
gVoxResumeCountdown = 2000;
return;
}
}
if (gCurrentFunction == FUNCTION_RECEIVE || gCurrentFunction == FUNCTION_MONITOR) {
if (gRxVfo->IsAM) {
BK4819_SetAF(BK4819_AF_AM);
} else {
BK4819_SetAF(BK4819_AF_OPEN);
}
}
#if defined(ENABLE_FMRADIO)
if (gFmRadioMode) {
BK1080_Mute(false);
}
#endif
if (!gEnableSpeaker) {
GPIO_ClearBit(&GPIOC->DATA, GPIOC_PIN_AUDIO_PATH);
}
gVoxResumeCountdown = 80;
gVoiceWriteIndex = 0;
gVoiceReadIndex = 0;
}