From 3ef78ae250b5460bf1b69c4d1f05e27985fa9d1b Mon Sep 17 00:00:00 2001
From: neonloop
Date: Fri, 26 Mar 2021 00:29:45 +0000
Subject: Drop buffer size to 8192

---
 frontend/main.c        | 12 ++++++------
 frontend/plat_linux.c  |  2 +-
 frontend/plat_trimui.c |  2 +-
 3 files changed, 8 insertions(+), 8 deletions(-)

(limited to 'frontend')

diff --git a/frontend/main.c b/frontend/main.c
index 49f1cb2..f2b4ec3 100644
--- a/frontend/main.c
+++ b/frontend/main.c
@@ -7,6 +7,11 @@
 #include "frontend/plat.h"
 #include "frontend/libpicofe/plat.h"
 
+/* Percentage of free space allowed in the audio buffer before
+ * skipping frames. Lower numbers mean more skipping but smoother
+ * audio, since the buffer will stay closer to filled. */
+#define FRAMESKIP_UNDERRUN_THRESHOLD 0.5
+
 int should_quit = 0;
 
 u32 idle_loop_target_pc = 0xFFFFFFFF;
@@ -174,7 +179,7 @@ void synchronize(void)
     case FRAMESKIP_AUTO:
       skip_next_frame = 0;
 
-      if (capacity > 0.5) {
+      if (capacity > FRAMESKIP_UNDERRUN_THRESHOLD) {
         skip_next_frame = 1;
         skipped_frames++;
       }
@@ -193,11 +198,6 @@ void synchronize(void)
     skipped_frames = 0;
   }
 
-  while (limit_frames && capacity < 0.1) {
-    plat_sleep_ms(1);
-    capacity = plat_sound_capacity();
-  }
-
   if (show_fps) {
     ticks = plat_get_ticks_ms();
     if (ticks > nextsec) {
diff --git a/frontend/plat_linux.c b/frontend/plat_linux.c
index 38e28cc..09d9a48 100644
--- a/frontend/plat_linux.c
+++ b/frontend/plat_linux.c
@@ -11,7 +11,7 @@
 
 static SDL_Surface* screen;
 
-#define BUF_LEN 16384
+#define BUF_LEN 8192
 static short buf[BUF_LEN];
 static int buf_w, buf_r;
 
diff --git a/frontend/plat_trimui.c b/frontend/plat_trimui.c
index 988a433..bdd5a92 100644
--- a/frontend/plat_trimui.c
+++ b/frontend/plat_trimui.c
@@ -11,7 +11,7 @@
 
 static SDL_Surface* screen;
 
-#define BUF_LEN 16384
+#define BUF_LEN 8192
 
 static short buf[BUF_LEN];
 static int buf_w, buf_r;
-- 
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