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Fully support period == 1 (no subsampling) in subsampleRow even if different arrays

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Harald Kuhr
2024-09-26 10:31:27 +02:00
parent 9c8ae4ac3e
commit 84c10ed96d
2 changed files with 75 additions and 0 deletions
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imageio/imageio-core/src/main/java/com/twelvemonkeys/imageio/util/IIOUtil.java
+12
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@@ -232,6 +232,10 @@ public final class IIOUtil {
int samplesPerPixel, int bitsPerSample, int samplePeriod) {
// Period == 1 is a no-op...
if (samplePeriod == 1) {
if (srcRow != destRow) {
System.arraycopy(srcRow, srcPos, destRow, destPos, srcWidth);
}
return;
}
@@ -275,6 +279,10 @@ public final class IIOUtil {
int samplesPerPixel, int bitsPerSample, int samplePeriod) {
// Period == 1 is a no-op...
if (samplePeriod == 1) {
if (srcRow != destRow) {
System.arraycopy(srcRow, srcPos, destRow, destPos, srcWidth);
}
return;
}
@@ -297,6 +305,10 @@ public final class IIOUtil {
int samplesPerPixel, int bitsPerSample, int samplePeriod) {
// Period == 1 is a no-op...
if (samplePeriod == 1) {
if (srcRow != destRow) {
System.arraycopy(srcRow, srcPos, destRow, destPos, srcWidth);
}
return;
}