From 35ccecc8ca430ccb578e0981f4b039bcd3587277 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=CE=9D=CE=B1=CF=81=CE=BF=CF=85=CF=83=CE=AD=C2=B7=CE=BC?=
 =?UTF-8?q?=C2=B7=CE=B3=CE=B9=CE=BF=CF=85=CE=BC=CE=B5=CE=BC=CE=AF=C2=B7?=
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 <40709280+NaruseMioShirakana@users.noreply.github.com>
Date: Thu, 18 May 2023 13:16:21 +0800
Subject: [PATCH] Delete Slicer.hpp

---
 CppDataProcess/Slicer.hpp | 82 ---------------------------------------
 1 file changed, 82 deletions(-)
 delete mode 100644 CppDataProcess/Slicer.hpp

diff --git a/CppDataProcess/Slicer.hpp b/CppDataProcess/Slicer.hpp
deleted file mode 100644
index dfea70c..0000000
--- a/CppDataProcess/Slicer.hpp
+++ /dev/null
@@ -1,82 +0,0 @@
-#include <string>
-#include <vector>
-#include "Wav.hpp"
-
-struct SliceResult
-{
-	std::vector<unsigned long long>	SliceOffset;
-	std::vector<bool> SliceTag;
-	cutResult(std::vector<unsigned long long>&& O, std::vector<bool>&& T) :SliceOffset(O), SliceTag(T) {}
-};
-
-double getAvg(const short* start, const short* end)
-{
-	const auto size = end - start + 1;
-	auto avg = (double)(*start);
-	for (auto i = 1; i < size; i++)
-	{
-		avg = avg + (abs((double)start[i]) - avg) / (double)(i + 1ull);
-	}
-	return avg;
-}
-
-inline SliceResult SliceWav(Wav& input, double threshold, unsigned long minLen, unsigned short frame_len, unsigned short frame_shift)
-{
-	const auto header = input.getHeader();
-	if (header.Subchunk2Size < minLen * header.bytesPerSec)
-		return { {0,header.Subchunk2Size},{true} };
-	auto ptr = input.getData();
-	std::vector<unsigned long long> output;
-	std::vector<bool> tag;
-	auto n = (header.Subchunk2Size / frame_shift) - 2 * (frame_len / frame_shift);
-	unsigned long nn = 0;
-	bool cutTag = true;
-	output.emplace_back(0);
-	while (n--)
-	{
-		//if (nn > minLen * header.bytesPerSec)
-		if (cutTag)
-		{
-			const auto vol = abs(getAvg((short*)ptr, (short*)ptr + frame_len));
-			if (vol < threshold)
-			{
-				cutTag = false;
-				if (nn > minLen * header.bytesPerSec)
-				{
-					nn = 0;
-					output.emplace_back((ptr - input.getData()) + (frame_len / 2));
-				}
-			}
-			else
-			{
-				cutTag = true;
-			}
-		}
-		else
-		{
-			const auto vol = abs(getAvg((short*)ptr, (short*)ptr + frame_len));
-			if (vol < threshold)
-			{
-				cutTag = false;
-			}
-			else
-			{
-				cutTag = true;
-				if (nn > minLen * header.bytesPerSec)
-				{
-					nn = 0;
-					output.emplace_back((ptr - input.getData()) + (frame_len / 2));
-				}
-			}
-		}
-		nn += frame_shift;
-		ptr += frame_shift;
-	}
-	output.push_back(header.Subchunk2Size);
-	for (size_t i = 1; i < output.size(); i++)
-	{
-		tag.push_back(abs(getAvg((short*)(input.getData() + output[i - 1]), (short*)(input.getData() + output[i]))) > threshold);
-	}
-	return { std::move(output),std::move(tag) };
-}
-