yenru0/EhViewer
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Refactor Image source provider

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Skia use SKMemoryStream to read file mapping data
SKMemoryStream always use memcpy to emulate posix read stream behaviour, cannot take advantages of file mapping reading

* https://github.com/google/skia/blob/1f193df9b393d50da39570dab77a0bb5d28ec8ef/src/core/SkStream.cpp#L335
This commit is contained in:
tarsin committed 2023-02-13 18:21:57 +08:00
1 parent 0e6156e51c
commit d30379251d
5 files changed
+47 -85
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app/src/main/java/com/hippo/ehviewer/gallery/ArchivePageLoader.java
+5 -5
View File
@@ -54,7 +54,7 @@ public class ArchivePageLoader extends PageLoader2 {
public static PVLock pv = new PVLock(0);
private final UriArchiveAccessor archiveAccessor;
private final Stack<Integer> requests = new Stack<>();
private final LinkedHashMap<Integer, Image.ByteBufferSource> streams = new LinkedHashMap<>();
private final LinkedHashMap<Integer, Image.CloseableSource> streams = new LinkedHashMap<>();
private final Thread[] decodeThread = new Thread[]{
new Thread(new DecodeTask()),
new Thread(new DecodeTask()),
@@ -303,7 +303,7 @@ public class ArchivePageLoader extends PageLoader2 {
}
}
Image.ByteBufferSource src = archiveAccessor.getImageSource(index);
Image.CloseableSource src = archiveAccessor.getImageSource(index);
synchronized (streams) {
streams.put(index, src);
@@ -318,7 +318,7 @@ public class ArchivePageLoader extends PageLoader2 {
public void run() {
while (!Thread.currentThread().isInterrupted()) {
int index;
Image.ByteBufferSource src;
Image.CloseableSource src;
synchronized (streams) {
if (streams.isEmpty()) {
try {
@@ -329,8 +329,8 @@ public class ArchivePageLoader extends PageLoader2 {
continue;
}
Iterator<Map.Entry<Integer, Image.ByteBufferSource>> iterator = streams.entrySet().iterator();
Map.Entry<Integer, Image.ByteBufferSource> entry = iterator.next();
Iterator<Map.Entry<Integer, Image.CloseableSource>> iterator = streams.entrySet().iterator();
Map.Entry<Integer, Image.CloseableSource> entry = iterator.next();
iterator.remove();
index = entry.getKey();
src = entry.getValue();