Android/frameworks_base
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

Merge "Do not allocate so much memory on the stack." into klp-dev

Browse Source
This commit is contained in:
Leon Scroggins III
2013-09-16 17:36:58 +00:00
committed by Android (Google) Code Review
parent 869f44cc32 37b82e3232
commit b693ef60ef
1 changed files with 20 additions and 11 deletions
Download Patch File Download Diff File Expand all files Collapse all files

31
core/jni/android/graphics/CreateJavaOutputStreamAdaptor.cpp
View File

@@ -159,17 +159,26 @@ SkStream* CreateJavaInputStreamAdaptor(JNIEnv* env, jobject stream,
}
static SkMemoryStream* adaptor_to_mem_stream(SkStream* adaptor) {
SkASSERT(adaptor != NULL);
SkDynamicMemoryWStream wStream;
const int bufferSize = 256 * 1024; // 256 KB, same as ViewStateSerializer.
uint8_t buffer[bufferSize];
do {
size_t bytesRead = adaptor->read(buffer, bufferSize);
wStream.write(buffer, bytesRead);
} while (!adaptor->isAtEnd());
SkAutoTUnref<SkData> data(wStream.copyToData());
return new SkMemoryStream(data.get());
static SkMemoryStream* adaptor_to_mem_stream(SkStream* stream) {
SkASSERT(stream != NULL);
size_t bufferSize = 4096;
size_t streamLen = 0;
size_t len;
char* data = (char*)sk_malloc_throw(bufferSize);
while ((len = stream->read(data + streamLen,
bufferSize - streamLen)) != 0) {
streamLen += len;
if (streamLen == bufferSize) {
bufferSize *= 2;
data = (char*)sk_realloc_throw(data, bufferSize);
}
}
data = (char*)sk_realloc_throw(data, streamLen);
SkMemoryStream* streamMem = new SkMemoryStream();
streamMem->setMemoryOwned(data, streamLen);
return streamMem;
}
SkStreamRewindable* CopyJavaInputStream(JNIEnv* env, jobject stream,