From 44d54899f04ee83e739f7d2f94f674dff155f889 Mon Sep 17 00:00:00 2001
From: KubaPro010 <kuba.pro010@gmail.com>
Date: Fri, 27 Jun 2025 20:05:32 +0200
Subject: [PATCH] minor changes

---
 .vscode/.server-controller-port.log |  2 +-
 .vscode/settings.json               |  3 ++-
 CMakeLists.txt                      |  8 +-------
 filter/bs412.c                      |  2 +-
 lib/optimization.h                  | 13 -------------
 src/chimer95.c                      |  1 -
 src/fm95.c                          |  1 -
 7 files changed, 5 insertions(+), 25 deletions(-)
 delete mode 100644 lib/optimization.h

diff --git a/.vscode/.server-controller-port.log b/.vscode/.server-controller-port.log
index 79f49cf..8d576b6 100644
--- a/.vscode/.server-controller-port.log
+++ b/.vscode/.server-controller-port.log
@@ -1,5 +1,5 @@
 {
   "port": 13452,
-  "time": 1751012772726,
+  "time": 1751046472527,
   "version": "0.0.3"
 }
\ No newline at end of file
diff --git a/.vscode/settings.json b/.vscode/settings.json
index 704b741..87cfb4a 100644
--- a/.vscode/settings.json
+++ b/.vscode/settings.json
@@ -36,7 +36,8 @@
         "algorithm": "c",
         "socket.h": "c",
         "time.h": "c",
-        "vban.h": "c"
+        "vban.h": "c",
+        "chimer.h": "c"
     },
     "C_Cpp.errorSquiggles": "disabled"
 }
\ No newline at end of file
diff --git a/CMakeLists.txt b/CMakeLists.txt
index 13790df..9775257 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -13,21 +13,15 @@ endif()
 file(GLOB SRC_FILES "src/*.c")
 
 # file(GLOB LIB_FILES "lib/*.c")
-
 file(GLOB FILTER_FILES "filter/*.c")
 file(GLOB MODULATION_FILES "modulation/*.c")
-
 file(GLOB DSP_FILES "dsp/*.c")
-
 file(GLOB IO_FILES "io/*.c")
 
 # add_library(libfm OBJECT ${LIB_FILES})
-
 add_library(libfmfilter OBJECT ${FILTER_FILES})
 add_library(libfmmodulation OBJECT ${MODULATION_FILES})
-
 add_library(libfmdsp OBJECT ${DSP_FILES})
-
 add_library(libfmio OBJECT ${IO_FILES})
 
 # Define DEBUG macro for Debug builds on libraries
@@ -56,6 +50,6 @@ foreach(SRC_FILE ${SRC_FILES})
     install(TARGETS ${EXEC_NAME}
         DESTINATION /usr/bin
         PERMISSIONS OWNER_EXECUTE OWNER_WRITE OWNER_READ
-                    GROUP_EXECUTE GROUP_READ
+                    GROUP_EXECUTE GROUP_WRITE GROUP_READ
                     WORLD_EXECUTE WORLD_READ)
 endforeach()
\ No newline at end of file
diff --git a/filter/bs412.c b/filter/bs412.c
index 1dd103e..15133a2 100644
--- a/filter/bs412.c
+++ b/filter/bs412.c
@@ -7,7 +7,7 @@ inline float dbr_to_deviation(float dbr) {
 }
 
 inline float deviation_to_dbr(float deviation) {
-	if(deviation == 0.0f) return -100.0f;
+	if (deviation < 1e-6f) return -100.0f;
 	return 10.0f * (log2f(deviation) - LOG2_19000) * 0.30103f;
 }
 
diff --git a/lib/optimization.h b/lib/optimization.h
deleted file mode 100644
index e78121e..0000000
--- a/lib/optimization.h
+++ /dev/null
@@ -1,13 +0,0 @@
-#pragma once
-#if defined(__ARM_NEON) || defined(__ARM_NEON__)
-	#ifdef DEBUG
-	#pragma message("Using ARM NEON optimizations")
-	#endif
-	#include <arm_neon.h>
-	#define USE_NEON 1
-#else
-	#ifdef DEBUG
-	#pragma message("ARM NEON optimizations not available")
-	#endif
-	#define USE_NEON 0
-#endif
\ No newline at end of file
diff --git a/src/chimer95.c b/src/chimer95.c
index b67d4a8..eff50e8 100644
--- a/src/chimer95.c
+++ b/src/chimer95.c
@@ -9,7 +9,6 @@
 #define buffer_prebuf 0
 
 #include "../dsp/oscillator.h"
-#include "../lib/optimization.h"
 
 #define DEFAULT_FREQ 1000.0f
 #define DEFAULT_SAMPLE_RATE 4000
diff --git a/src/fm95.c b/src/fm95.c
index f8d7713..5d8075a 100644
--- a/src/fm95.c
+++ b/src/fm95.c
@@ -20,7 +20,6 @@
 #include "../filter/iir.h"
 #include "../modulation/fm_modulator.h"
 #include "../modulation/stereo_encoder.h"
-#include "../lib/optimization.h"
 #include "../filter/bs412.h"
 #include "../filter/gain_control.h"