File speech-dispatcher-pulseaudio-samples.patch of Package speech-dispatcher

From c954bcb6d054ea2f61dfaf15a4b71ef35438235e Mon Sep 17 00:00:00 2001
From: Mike Gorse <mgorse@suse.com>
Date: Fri, 5 Jul 2024 12:33:01 -0500
Subject: [PATCH] Revert "pulse: Set prebuf to min_audio_length instead of
 tlength"

May not be the right fix for upstream, but this commit can result in losing
audio.

This reverts commit 2ea44ed0c44c4e5ed8987c0c50559cab1fe2c9ee.
---
 src/audio/pulse.c | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/src/audio/pulse.c b/src/audio/pulse.c
index 12810f67..65776c47 100644
--- a/src/audio/pulse.c
+++ b/src/audio/pulse.c
@@ -554,8 +554,9 @@ static int _pulse_open(spd_pulse_id_t * id, int sample_rate,
 
 	/* Set prebuf to one sample so that keys are spoken as soon as typed rather than delayed until the next key pressed */
 	buffAttr.maxlength = (uint32_t) - 1;
-	buffAttr.tlength = (uint32_t) -1;
-	buffAttr.prebuf = (uint32_t) id->pa_min_audio_length * sample_rate * num_channels * bytes_per_sample / 1000;
+	//buffAttr.tlength = (uint32_t)-1; - this is the default, which causes key echo to not work properly.
+	buffAttr.tlength = id->pa_min_audio_length * sample_rate * num_channels * bytes_per_sample / 1000;
+	buffAttr.prebuf = (uint32_t) - 1;
 	buffAttr.minreq = (uint32_t) - 1;
 	buffAttr.fragsize = (uint32_t) - 1;
 
-- 
2.45.2