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Code Issues Releases Activity

Optimize/reduce flash used in AM fix code

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OneOfEleven
2023-09-27 00:26:58 +01:00
parent d449cc0976
commit b0794ec582
9 changed files with 208 additions and 233 deletions
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64
ui/main.c
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@ -36,33 +36,57 @@
#include "ui/ui.h"
#ifdef ENABLE_AUDIO_BAR
unsigned int sqrt16(unsigned int value)
{ // return square root of 'value'
unsigned int shift = 15;
unsigned int bit = 1u << shift;
unsigned int sqrti = 0;
do {
const unsigned int temp = ((sqrti << 1) | bit) << shift--;
if (value >= temp)
{
value -= temp;
sqrti |= bit;
}
} while (bit >>= 1);
return sqrti;
}
void UI_DisplayAudioBar(void)
{
if (gSetting_mic_bar)
{
const unsigned int line = 3;
const unsigned int lcd_width = sizeof(gFrameBuffer[line]) - 2;
#if 1
// TX audio level
if (gCurrentFunction != FUNCTION_TRANSMIT)
return;
// TODO: logify this to make the bar visible with the mostly small value
const uint16_t voice_amp = BK4819_GetVoiceAmplitudeOut(); // 15:0
const unsigned int max = 32767;
const unsigned int level = (((uint32_t)voice_amp * lcd_width) + (max / 2)) / max; // with rounding
const unsigned int voice_amp = BK4819_GetVoiceAmplitudeOut(); // 15:0
// const unsigned int max = 65535;
// const unsigned int level = ((voice_amp * lcd_width) + (max / 2)) / max; // with rounding
// const unsigned int len = (level <= lcd_width) ? level : lcd_width;
// make non-linear to make more sensitive at low values
const unsigned int level = voice_amp * 8;
const unsigned int sqrt_level = sqrt16((level < 65535) ? level : 65535);
const unsigned int len = (sqrt_level <= lcd_width) ? sqrt_level : lcd_width;
#else
// TX/RX AF input level (dB)
const uint8_t af_tx_rx = BK4819_GetAfTxRx(); // 6:0
const unsigned int max = 63;
const unsigned int level = (((uint16_t)af_tx_rx * lcd_width) + (max / 2)) / max; // with rounding
const uint8_t af_tx_rx = BK4819_GetAfTxRx(); // 6:0
const unsigned int max = 63;
const unsigned int level = (((uint16_t)af_tx_rx * lcd_width) + (max / 2)) / max; // with rounding
const unsigned int len = (level <= lcd_width) ? level : lcd_width;
#endif
const unsigned int len = (level <= lcd_width) ? level : lcd_width;
uint8_t *pLine = gFrameBuffer[line];
memset(pLine, 0, lcd_width);
#if 0
@ -72,7 +96,8 @@
for (unsigned int i = 0; i < len; i += 2)
pLine[i] = 0x3e;
#endif
if (gCurrentFunction == FUNCTION_TRANSMIT)
ST7565_BlitFullScreen();
}
@ -343,7 +368,7 @@ void UI_DisplayMain(void)
#else
UI_PrintStringSmall(String, 32 + 4, 0, Line);
#endif
// show the channel frequency below the channel number/name
sprintf(String, "%03u.%05u", frequency / 100000, frequency % 100000);
UI_PrintStringSmall(String, 32 + 4, 0, Line + 1);
@ -503,7 +528,7 @@ void UI_DisplayMain(void)
case FUNCTION_BAND_SCOPE:
case FUNCTION_POWER_SAVE:
break;
case FUNCTION_FOREGROUND:
break;
@ -520,9 +545,10 @@ void UI_DisplayMain(void)
{
#ifdef ENABLE_AUDIO_BAR
UI_DisplayAudioBar();
if (!gSetting_mic_bar)
// if (!gSetting_mic_bar)
#endif
if (gCurrentFunction != FUNCTION_TRANSMIT)
{
if (gSetting_live_DTMF_decoder && gDTMF_ReceivedSaved[0] >= 32)
{ // show live DTMF decode