Change how Java Bitmaps are accessed in a few places
Stop assuming that a Java Bitmap has a SkBitmap* that
has some externally managed lifecycle, and instead switch
a bunch of users to accessing the bitmap by providing
their own SkBitmap* on which to set the (ref counted!)
SkPixelRef* instead
Change-Id: I0fd9e193968b41e5597784140d56b4885906864a
diff --git a/core/jni/android/graphics/BitmapFactory.cpp b/core/jni/android/graphics/BitmapFactory.cpp
index 4c4a39d..d4069a1 100644
--- a/core/jni/android/graphics/BitmapFactory.cpp
+++ b/core/jni/android/graphics/BitmapFactory.cpp
@@ -261,7 +261,7 @@
SkBitmap* outputBitmap = NULL;
unsigned int existingBufferSize = 0;
if (javaBitmap != NULL) {
- outputBitmap = GraphicsJNI::getSkBitmap(env, javaBitmap);
+ outputBitmap = GraphicsJNI::getSkBitmapDeprecated(env, javaBitmap);
if (outputBitmap->isImmutable()) {
ALOGW("Unable to reuse an immutable bitmap as an image decoder target.");
javaBitmap = NULL;
diff --git a/core/jni/android/graphics/BitmapRegionDecoder.cpp b/core/jni/android/graphics/BitmapRegionDecoder.cpp
index 3525d07..aeea808 100644
--- a/core/jni/android/graphics/BitmapRegionDecoder.cpp
+++ b/core/jni/android/graphics/BitmapRegionDecoder.cpp
@@ -217,7 +217,7 @@
if (tileBitmap != NULL) {
// Re-use bitmap.
- bitmap = GraphicsJNI::getSkBitmap(env, tileBitmap);
+ bitmap = GraphicsJNI::getSkBitmapDeprecated(env, tileBitmap);
}
if (bitmap == NULL) {
bitmap = new SkBitmap;
diff --git a/core/jni/android/graphics/Graphics.cpp b/core/jni/android/graphics/Graphics.cpp
index 0747969..f0bd5dd 100644
--- a/core/jni/android/graphics/Graphics.cpp
+++ b/core/jni/android/graphics/Graphics.cpp
@@ -338,7 +338,7 @@
return static_cast<SkColorType>(gConfig2ColorType[legacyConfig]);
}
-SkBitmap* GraphicsJNI::getSkBitmap(JNIEnv* env, jobject bitmap) {
+SkBitmap* GraphicsJNI::getSkBitmapDeprecated(JNIEnv* env, jobject bitmap) {
SkASSERT(env);
SkASSERT(bitmap);
SkASSERT(env->IsInstanceOf(bitmap, gBitmap_class));
@@ -348,6 +348,21 @@
return b;
}
+void GraphicsJNI::getSkBitmap(JNIEnv* env, jobject bitmap, SkBitmap* outBitmap) {
+ SkPixelRef* pixelRef = getSkPixelRef(env, bitmap);
+ // TODO: pixelRef->rowBytes() is only valid if the pixels are locked
+ // (which is currently always true on android), switch this to querying
+ // from the wrapper once that exists instead
+ outBitmap->setInfo(pixelRef->info(), pixelRef->rowBytes());
+ outBitmap->setPixelRef(pixelRef);
+}
+
+SkPixelRef* GraphicsJNI::getSkPixelRef(JNIEnv* env, jobject bitmap) {
+ jlong bitmapHandle = env->GetLongField(bitmap, gBitmap_skBitmapPtr);
+ SkBitmap* b = reinterpret_cast<SkBitmap*>(bitmapHandle);
+ return b->pixelRef();
+}
+
SkColorType GraphicsJNI::getNativeBitmapColorType(JNIEnv* env, jobject jconfig) {
SkASSERT(env);
if (NULL == jconfig) {
diff --git a/core/jni/android/graphics/GraphicsJNI.h b/core/jni/android/graphics/GraphicsJNI.h
index 422d3f1..49def13 100644
--- a/core/jni/android/graphics/GraphicsJNI.h
+++ b/core/jni/android/graphics/GraphicsJNI.h
@@ -48,7 +48,9 @@
static void point_to_jpointf(const SkPoint& point, JNIEnv*, jobject jpointf);
static SkCanvas* getNativeCanvas(JNIEnv*, jobject canvas);
- static SkBitmap* getSkBitmap(JNIEnv*, jobject bitmap);
+ static SkBitmap* getSkBitmapDeprecated(JNIEnv*, jobject bitmap);
+ static void getSkBitmap(JNIEnv*, jobject bitmap, SkBitmap* outBitmap);
+ static SkPixelRef* getSkPixelRef(JNIEnv*, jobject bitmap);
static SkRegion* getNativeRegion(JNIEnv*, jobject region);
// Given the 'native' long held by the Rasterizer.java object, return a
diff --git a/core/jni/android/graphics/pdf/PdfRenderer.cpp b/core/jni/android/graphics/pdf/PdfRenderer.cpp
index fc98cf9..876bea4 100644
--- a/core/jni/android/graphics/pdf/PdfRenderer.cpp
+++ b/core/jni/android/graphics/pdf/PdfRenderer.cpp
@@ -243,19 +243,21 @@
}
static void nativeRenderPage(JNIEnv* env, jclass thiz, jlong documentPtr, jlong pagePtr,
- jlong bitmapPtr, jint destLeft, jint destTop, jint destRight, jint destBottom,
+ jobject jbitmap, jint destLeft, jint destTop, jint destRight, jint destBottom,
jlong matrixPtr, jint renderMode) {
FPDF_PAGE page = reinterpret_cast<FPDF_PAGE>(pagePtr);
- SkBitmap* skBitmap = reinterpret_cast<SkBitmap*>(bitmapPtr);
SkMatrix* skMatrix = reinterpret_cast<SkMatrix*>(matrixPtr);
- skBitmap->lockPixels();
+ SkBitmap skBitmap;
+ GraphicsJNI::getSkBitmap(env, jbitmap, &skBitmap);
- const int stride = skBitmap->width() * 4;
+ SkAutoLockPixels alp(skBitmap);
- FPDF_BITMAP bitmap = FPDFBitmap_CreateEx(skBitmap->width(), skBitmap->height(),
- FPDFBitmap_BGRA, skBitmap->getPixels(), stride);
+ const int stride = skBitmap.width() * 4;
+
+ FPDF_BITMAP bitmap = FPDFBitmap_CreateEx(skBitmap.width(), skBitmap.height(),
+ FPDFBitmap_BGRA, skBitmap.getPixels(), stride);
if (!bitmap) {
ALOGE("Erorr creating bitmap");
@@ -278,8 +280,7 @@
renderPageBitmap(bitmap, page, destLeft, destTop, destRight,
destBottom, skMatrix, renderFlags);
- skBitmap->notifyPixelsChanged();
- skBitmap->unlockPixels();
+ skBitmap.notifyPixelsChanged();
}
static JNINativeMethod gPdfRenderer_Methods[] = {
@@ -287,7 +288,7 @@
{"nativeClose", "(J)V", (void*) nativeClose},
{"nativeGetPageCount", "(J)I", (void*) nativeGetPageCount},
{"nativeScaleForPrinting", "(J)Z", (void*) nativeScaleForPrinting},
- {"nativeRenderPage", "(JJJIIIIJI)V", (void*) nativeRenderPage},
+ {"nativeRenderPage", "(JJLandroid/graphics/Bitmap;IIIIJI)V", (void*) nativeRenderPage},
{"nativeOpenPageAndGetSize", "(JILandroid/graphics/Point;)J", (void*) nativeOpenPageAndGetSize},
{"nativeClosePage", "(J)V", (void*) nativeClosePage}
};
diff --git a/core/jni/android/opengl/util.cpp b/core/jni/android/opengl/util.cpp
index 5c2d0d0..bce2b33 100644
--- a/core/jni/android/opengl/util.cpp
+++ b/core/jni/android/opengl/util.cpp
@@ -618,23 +618,25 @@
static jint util_getInternalFormat(JNIEnv *env, jclass clazz,
jobject jbitmap)
{
- SkBitmap const * nativeBitmap = GraphicsJNI::getSkBitmap(env, jbitmap);
- return getInternalFormat(nativeBitmap->colorType());
+ SkBitmap nativeBitmap;
+ GraphicsJNI::getSkBitmap(env, jbitmap, &nativeBitmap);
+ return getInternalFormat(nativeBitmap.colorType());
}
static jint util_getType(JNIEnv *env, jclass clazz,
jobject jbitmap)
{
- SkBitmap const * nativeBitmap = GraphicsJNI::getSkBitmap(env, jbitmap);
- return getType(nativeBitmap->colorType());
+ SkBitmap nativeBitmap;
+ GraphicsJNI::getSkBitmap(env, jbitmap, &nativeBitmap);
+ return getType(nativeBitmap.colorType());
}
static jint util_texImage2D(JNIEnv *env, jclass clazz,
jint target, jint level, jint internalformat,
jobject jbitmap, jint type, jint border)
{
- SkBitmap const * nativeBitmap = GraphicsJNI::getSkBitmap(env, jbitmap);
- const SkBitmap& bitmap(*nativeBitmap);
+ SkBitmap bitmap;
+ GraphicsJNI::getSkBitmap(env, jbitmap, &bitmap);
SkColorType colorType = bitmap.colorType();
if (internalformat < 0) {
internalformat = getInternalFormat(colorType);
@@ -680,8 +682,8 @@
jint target, jint level, jint xoffset, jint yoffset,
jobject jbitmap, jint format, jint type)
{
- SkBitmap const * nativeBitmap = GraphicsJNI::getSkBitmap(env, jbitmap);
- const SkBitmap& bitmap(*nativeBitmap);
+ SkBitmap bitmap;
+ GraphicsJNI::getSkBitmap(env, jbitmap, &bitmap);
SkColorType colorType = bitmap.colorType();
if (format < 0) {
format = getInternalFormat(colorType);
diff --git a/core/jni/android_view_PointerIcon.cpp b/core/jni/android_view_PointerIcon.cpp
index f6d9a1a..d04adbf 100644
--- a/core/jni/android_view_PointerIcon.cpp
+++ b/core/jni/android_view_PointerIcon.cpp
@@ -80,10 +80,7 @@
jobject bitmapObj = env->GetObjectField(loadedPointerIconObj, gPointerIconClassInfo.mBitmap);
if (bitmapObj) {
- SkBitmap* bitmap = GraphicsJNI::getSkBitmap(env, bitmapObj);
- if (bitmap) {
- outPointerIcon->bitmap = *bitmap; // use a shared pixel ref
- }
+ GraphicsJNI::getSkBitmap(env, bitmapObj, &(outPointerIcon->bitmap));
env->DeleteLocalRef(bitmapObj);
}
diff --git a/core/jni/com_google_android_gles_jni_EGLImpl.cpp b/core/jni/com_google_android_gles_jni_EGLImpl.cpp
index 7080e2a..baeb7dd 100644
--- a/core/jni/com_google_android_gles_jni_EGLImpl.cpp
+++ b/core/jni/com_google_android_gles_jni_EGLImpl.cpp
@@ -277,8 +277,9 @@
EGLConfig cnf = getConfig(_env, config);
jint* base = 0;
- SkBitmap const * nativeBitmap = GraphicsJNI::getSkBitmap(_env, native_pixmap);
- SkPixelRef* ref = nativeBitmap ? nativeBitmap->pixelRef() : 0;
+ SkBitmap nativeBitmap;
+ GraphicsJNI::getSkBitmap(_env, native_pixmap, &nativeBitmap);
+ SkPixelRef* ref = nativeBitmap.pixelRef();
if (ref == NULL) {
jniThrowException(_env, "java/lang/IllegalArgumentException", "Bitmap has no PixelRef");
return;
@@ -289,10 +290,10 @@
egl_native_pixmap_t pixmap;
pixmap.version = sizeof(pixmap);
- pixmap.width = nativeBitmap->width();
- pixmap.height = nativeBitmap->height();
- pixmap.stride = nativeBitmap->rowBytes() / nativeBitmap->bytesPerPixel();
- pixmap.format = convertPixelFormat(nativeBitmap->colorType());
+ pixmap.width = nativeBitmap.width();
+ pixmap.height = nativeBitmap.height();
+ pixmap.stride = nativeBitmap.rowBytes() / nativeBitmap.bytesPerPixel();
+ pixmap.format = convertPixelFormat(nativeBitmap.colorType());
pixmap.data = (uint8_t*)ref->pixels();
base = beginNativeAttribList(_env, attrib_list);
diff --git a/graphics/java/android/graphics/pdf/PdfRenderer.java b/graphics/java/android/graphics/pdf/PdfRenderer.java
index b32dcc6..feb8052 100644
--- a/graphics/java/android/graphics/pdf/PdfRenderer.java
+++ b/graphics/java/android/graphics/pdf/PdfRenderer.java
@@ -380,7 +380,7 @@
final long transformPtr = (transform != null) ? transform.native_instance : 0;
- nativeRenderPage(mNativeDocument, mNativePage, destination.getSkBitmap(), contentLeft,
+ nativeRenderPage(mNativeDocument, mNativePage, destination, contentLeft,
contentTop, contentRight, contentBottom, transformPtr, renderMode);
}
@@ -425,7 +425,7 @@
private static native void nativeClose(long documentPtr);
private static native int nativeGetPageCount(long documentPtr);
private static native boolean nativeScaleForPrinting(long documentPtr);
- private static native void nativeRenderPage(long documentPtr, long pagePtr, long destPtr,
+ private static native void nativeRenderPage(long documentPtr, long pagePtr, Bitmap dest,
int destLeft, int destTop, int destRight, int destBottom, long matrixPtr, int renderMode);
private static native long nativeOpenPageAndGetSize(long documentPtr, int pageIndex,
Point outSize);
diff --git a/media/jni/android_media_MediaMetadataRetriever.cpp b/media/jni/android_media_MediaMetadataRetriever.cpp
index 2f6bbf4..c6fa379 100644
--- a/media/jni/android_media_MediaMetadataRetriever.cpp
+++ b/media/jni/android_media_MediaMetadataRetriever.cpp
@@ -281,15 +281,16 @@
return NULL;
}
- SkBitmap *bitmap = GraphicsJNI::getSkBitmap(env, jBitmap);
+ SkBitmap bitmap;
+ GraphicsJNI::getSkBitmap(env, jBitmap, &bitmap);
- bitmap->lockPixels();
- rotate((uint16_t*)bitmap->getPixels(),
+ bitmap.lockPixels();
+ rotate((uint16_t*)bitmap.getPixels(),
(uint16_t*)((char*)videoFrame + sizeof(VideoFrame)),
videoFrame->mWidth,
videoFrame->mHeight,
videoFrame->mRotationAngle);
- bitmap->unlockPixels();
+ bitmap.unlockPixels();
if (videoFrame->mDisplayWidth != videoFrame->mWidth ||
videoFrame->mDisplayHeight != videoFrame->mHeight) {
diff --git a/native/graphics/jni/bitmap.cpp b/native/graphics/jni/bitmap.cpp
index ddb01a0..0521833 100644
--- a/native/graphics/jni/bitmap.cpp
+++ b/native/graphics/jni/bitmap.cpp
@@ -27,18 +27,16 @@
return ANDROID_BITMAP_RESULT_BAD_PARAMETER;
}
- SkBitmap* bm = GraphicsJNI::getSkBitmap(env, jbitmap);
- if (NULL == bm) {
- return ANDROID_BITMAP_RESULT_JNI_EXCEPTION;
- }
+ SkBitmap bm;
+ GraphicsJNI::getSkBitmap(env, jbitmap, &bm);
if (info) {
- info->width = bm->width();
- info->height = bm->height();
- info->stride = bm->rowBytes();
+ info->width = bm.width();
+ info->height = bm.height();
+ info->stride = bm.rowBytes();
info->flags = 0;
- switch (bm->colorType()) {
+ switch (bm.colorType()) {
case kN32_SkColorType:
info->format = ANDROID_BITMAP_FORMAT_RGBA_8888;
break;
@@ -64,17 +62,18 @@
return ANDROID_BITMAP_RESULT_BAD_PARAMETER;
}
- SkBitmap* bm = GraphicsJNI::getSkBitmap(env, jbitmap);
- if (NULL == bm) {
+ SkPixelRef* pixelRef = GraphicsJNI::getSkPixelRef(env, jbitmap);
+ if (!pixelRef) {
return ANDROID_BITMAP_RESULT_JNI_EXCEPTION;
}
- bm->lockPixels();
- void* addr = bm->getPixels();
+ pixelRef->lockPixels();
+ void* addr = pixelRef->pixels();
if (NULL == addr) {
- bm->unlockPixels();
+ pixelRef->unlockPixels();
return ANDROID_BITMAP_RESULT_ALLOCATION_FAILED;
}
+ pixelRef->ref();
if (addrPtr) {
*addrPtr = addr;
@@ -87,8 +86,8 @@
return ANDROID_BITMAP_RESULT_BAD_PARAMETER;
}
- SkBitmap* bm = GraphicsJNI::getSkBitmap(env, jbitmap);
- if (NULL == bm) {
+ SkPixelRef* pixelRef = GraphicsJNI::getSkPixelRef(env, jbitmap);
+ if (!pixelRef) {
return ANDROID_BITMAP_RESULT_JNI_EXCEPTION;
}
@@ -96,9 +95,11 @@
// bitmaps. Note that this will slow down read-only accesses to the
// bitmaps, but the NDK methods are primarily intended to be used for
// writes.
- bm->notifyPixelsChanged();
+ pixelRef->notifyPixelsChanged();
- bm->unlockPixels();
+ pixelRef->unlockPixels();
+ pixelRef->unref();
+
return ANDROID_BITMAP_RESULT_SUCCESS;
}
diff --git a/rs/jni/android_renderscript_RenderScript.cpp b/rs/jni/android_renderscript_RenderScript.cpp
index 40fad38..841e684 100644
--- a/rs/jni/android_renderscript_RenderScript.cpp
+++ b/rs/jni/android_renderscript_RenderScript.cpp
@@ -1063,9 +1063,8 @@
nAllocationCreateFromBitmap(JNIEnv *_env, jobject _this, jlong con, jlong type, jint mip,
jobject jbitmap, jint usage)
{
- SkBitmap const * nativeBitmap =
- GraphicsJNI::getSkBitmap(_env, jbitmap);
- const SkBitmap& bitmap(*nativeBitmap);
+ SkBitmap bitmap;
+ GraphicsJNI::getSkBitmap(_env, jbitmap, &bitmap);
bitmap.lockPixels();
const void* ptr = bitmap.getPixels();
@@ -1080,9 +1079,8 @@
nAllocationCreateBitmapBackedAllocation(JNIEnv *_env, jobject _this, jlong con, jlong type,
jint mip, jobject jbitmap, jint usage)
{
- SkBitmap const * nativeBitmap =
- GraphicsJNI::getSkBitmap(_env, jbitmap);
- const SkBitmap& bitmap(*nativeBitmap);
+ SkBitmap bitmap;
+ GraphicsJNI::getSkBitmap(_env, jbitmap, &bitmap);
bitmap.lockPixels();
const void* ptr = bitmap.getPixels();
@@ -1097,9 +1095,8 @@
nAllocationCubeCreateFromBitmap(JNIEnv *_env, jobject _this, jlong con, jlong type, jint mip,
jobject jbitmap, jint usage)
{
- SkBitmap const * nativeBitmap =
- GraphicsJNI::getSkBitmap(_env, jbitmap);
- const SkBitmap& bitmap(*nativeBitmap);
+ SkBitmap bitmap;
+ GraphicsJNI::getSkBitmap(_env, jbitmap, &bitmap);
bitmap.lockPixels();
const void* ptr = bitmap.getPixels();
@@ -1113,9 +1110,8 @@
static void
nAllocationCopyFromBitmap(JNIEnv *_env, jobject _this, jlong con, jlong alloc, jobject jbitmap)
{
- SkBitmap const * nativeBitmap =
- GraphicsJNI::getSkBitmap(_env, jbitmap);
- const SkBitmap& bitmap(*nativeBitmap);
+ SkBitmap bitmap;
+ GraphicsJNI::getSkBitmap(_env, jbitmap, &bitmap);
int w = bitmap.width();
int h = bitmap.height();
@@ -1130,9 +1126,8 @@
static void
nAllocationCopyToBitmap(JNIEnv *_env, jobject _this, jlong con, jlong alloc, jobject jbitmap)
{
- SkBitmap const * nativeBitmap =
- GraphicsJNI::getSkBitmap(_env, jbitmap);
- const SkBitmap& bitmap(*nativeBitmap);
+ SkBitmap bitmap;
+ GraphicsJNI::getSkBitmap(_env, jbitmap, &bitmap);
bitmap.lockPixels();
void* ptr = bitmap.getPixels();
