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Don't add dither if volume control is set to max.

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Mike Brady
2018-12-17 13:14:40 +00:00
parent 4db9c117a2
commit 57e9619e5b
1 changed files with 5 additions and 1 deletions
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audio_alsa.c
+5 -1
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@@ -1451,7 +1451,7 @@ void *alsa_buffer_monitor_thread_code(void *arg) {
// so, in that circumstance, don't add dither either.
int use_dither = 0;
if ((hardware_mixer == 0) && (config.ignore_volume_control == 0))
if ((hardware_mixer == 0) && (config.ignore_volume_control == 0) && (config.airplay_volume != 0.0))
use_dither = 1;
debug(1, "alsa: dither will %sbe added to inter-session silence.", use_dither ? "" : "not ");
@@ -1470,6 +1470,10 @@ void *alsa_buffer_monitor_thread_code(void *arg) {
while (1) {
if (config.keep_dac_busy != 0) {
if (buffer_size < (((int)desired_sample_rate * sleep_time_ms) / (1000))) {
if ((hardware_mixer == 0) && (config.ignore_volume_control == 0) && (config.airplay_volume != 0.0))
use_dither = 1;
else
use_dither = 0;
dither_random_number_store = generate_zero_frames(
silence, frames_of_silence, config.output_format, use_dither, // i.e. with dither
dither_random_number_store);