From 694f4f3a3be5b5239dac95477fe9f6cb380fba42 Mon Sep 17 00:00:00 2001
From: Anton Kudryavtsev <anton.kudryavtsev@vk.team>
Date: Fri, 15 Sep 2023 14:31:50 +0300
Subject: [PATCH] write_pbm_image: use QBAV more
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to reduce allocations

Change-Id: I99351a8042a315b4b0742567ba77082b576cbece
Reviewed-by: Mårten Nordheim <marten.nordheim@qt.io>
---
 src/gui/image/qppmhandler.cpp | 5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)

diff --git a/src/gui/image/qppmhandler.cpp b/src/gui/image/qppmhandler.cpp
index a4689a99f3..9e999e87a2 100644
--- a/src/gui/image/qppmhandler.cpp
+++ b/src/gui/image/qppmhandler.cpp
@@ -265,13 +265,12 @@ static bool read_pbm_body(QIODevice *device, char type, int w, int h, int mcc, Q
     return true;
 }
 
-static bool write_pbm_image(QIODevice *out, const QImage &sourceImage, const QByteArray &sourceFormat)
+static bool write_pbm_image(QIODevice *out, const QImage &sourceImage, QByteArrayView sourceFormat)
 {
     QByteArray str;
     QImage image = sourceImage;
-    QByteArray format = sourceFormat;
+    const QByteArrayView format = sourceFormat.left(3); // ignore RAW part
 
-    format = format.left(3);                        // ignore RAW part
     bool gray = format == "pgm";
 
     if (format == "pbm") {