From 6debc7623ee975b326cf9c886386653285542889 Mon Sep 17 00:00:00 2001
From: Suyash Kumar <suyashkumar2003@gmail.com>
Date: Mon, 20 Feb 2023 17:38:37 -0500
Subject: [PATCH] Preset buffer size in benchmark setup.

---
 Makefile     | 4 ++--
 read_test.go | 1 +
 2 files changed, 3 insertions(+), 2 deletions(-)

diff --git a/Makefile b/Makefile
index 277a6904..c1950738 100644
--- a/Makefile
+++ b/Makefile
@@ -37,8 +37,8 @@ release:
 	zip -r ${BINARY}-windows-amd64.exe.zip ${BINARY}-windows-amd64.exe;
 
 bench-diff:
-	go test -bench . -count 5 > bench_current.txt
+	go test -bench . -benchtime=50x -count 5 > bench_current.txt
 	git checkout main
-	go test -bench . -count 5 > bench_main.txt
+	go test -bench . -benchtime=50x -count 5 > bench_main.txt
 	benchstat bench_main.txt bench_current.txt
 	git checkout -
diff --git a/read_test.go b/read_test.go
index 9b8b3a63..474c3ea6 100644
--- a/read_test.go
+++ b/read_test.go
@@ -792,6 +792,7 @@ func buildReadNativeFramesInput(rows, cols, numFrames, samplesPerPixel int, b *t
 		},
 	}
 	dcmdata := bytes.Buffer{}
+	dcmdata.Grow(2 * numFrames * rows * cols * samplesPerPixel)
 	for fr := 0; fr < numFrames; fr++ {
 		for r := 0; r < rows; r++ {
 			for c := 0; c < cols; c++ {