From dc90387ce7d8ba7b607d9c48540bf6d8b560f14d Mon Sep 17 00:00:00 2001
From: Akshay <nerdy@peppe.rs>
Date: Sun, 10 Apr 2022 16:43:40 +0530
Subject: init

---
 util/sample_parser.py | 39 +++++++++++++++++++++++++++++++++++++++
 1 file changed, 39 insertions(+)
 create mode 100755 util/sample_parser.py

(limited to 'util/sample_parser.py')

diff --git a/util/sample_parser.py b/util/sample_parser.py
new file mode 100755
index 000000000..70e193aee
--- /dev/null
+++ b/util/sample_parser.py
@@ -0,0 +1,39 @@
+#!/usr/bin/env python3
+#
+# Copyright 2019 Jack Humbert
+#
+# This program is free software: you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation, either version 2 of the License, or
+# (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+#
+
+import wave, struct, sys
+
+waveFile = wave.open(sys.argv[1], 'r')
+# print(str(waveFile.getparams()))
+# sys.exit()
+
+if (waveFile.getsampwidth() != 2):
+    raise(Exception("This script currently only works with 16bit audio files"))
+
+length = waveFile.getnframes()
+out = "#define DAC_SAMPLE_CUSTOM_LENGTH " + str(length) + "\n\n"
+out += "static const dacsample_t dac_sample_custom[" + str(length) + "] = {"
+for i in range(0,length):
+    if (i % 8 == 0):
+        out += "\n    "
+    waveData = waveFile.readframes(1)
+    data = struct.unpack("<h", waveData)
+    out += str(int((int(data[0]) + 0x8000) / 16)) + ", "
+out = out[:-2]
+out += "\n};"
+print(out)
-- 
cgit v1.2.3