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Automute 1/2s after audio finishes playing
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This commit is contained in:
Jeff Epler 2025-03-28 11:48:04 -05:00
parent eebab0afa4
commit 1c71dd765a
1 changed files with 12 additions and 1 deletions
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13
src/main.c
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@ -65,6 +65,8 @@
uint8_t *audio_base;
static void audio_setup();
static bool audio_poll();
static void set_mute_state(bool new_state);
static absolute_time_t automute_time;
#endif
////////////////////////////////////////////////////////////////////////////////
@ -153,6 +155,12 @@ static void poll_umac()
int64_t p_1hz = absolute_time_diff_us(last_1hz, now);
int64_t p_vsync = absolute_time_diff_us(last_vsync, now);
bool pending_vsync = p_vsync > 16667;
#if ENABLE_AUDIO
if (automute_time < now) {
automute_time = at_the_end_of_time;
set_mute_state(false);
}
#endif
#if ENABLE_AUDIO
pending_vsync |= audio_poll();
#endif
@ -565,7 +573,6 @@ void modifyRegister(uint8_t reg, uint8_t mask, uint8_t value) {
}
void setPage(uint8_t page) {
printf("Set page %d\n", page);
writeRegister(0x00, page);
}
@ -676,6 +683,10 @@ static int volscale;
int16_t audio[SAMPLES_PER_BUFFER];
void umac_audio_trap() {
set_mute_state(volscale != 0);
if(volscale) {
automute_time = make_timeout_time_ms(500);
}
int32_t offset = 128;
uint16_t *audiodata = (uint16_t*)audio_base;
int scale = volscale;