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-rwxr-xr-xlibs/hwui/jni/Bitmap.cpp1184
1 files changed, 1184 insertions, 0 deletions
diff --git a/libs/hwui/jni/Bitmap.cpp b/libs/hwui/jni/Bitmap.cpp
new file mode 100755
index 000000000000..ba669053ed63
--- /dev/null
+++ b/libs/hwui/jni/Bitmap.cpp
@@ -0,0 +1,1184 @@
+#undef LOG_TAG
+#define LOG_TAG "Bitmap"
+#include "Bitmap.h"
+
+#include "SkBitmap.h"
+#include "SkPixelRef.h"
+#include "SkImageEncoder.h"
+#include "SkImageInfo.h"
+#include "SkColor.h"
+#include "SkColorSpace.h"
+#include "GraphicsJNI.h"
+#include "SkStream.h"
+#include "SkWebpEncoder.h"
+
+#include "android_nio_utils.h"
+#include "CreateJavaOutputStreamAdaptor.h"
+#include <hwui/Paint.h>
+#include <hwui/Bitmap.h>
+#include <utils/Color.h>
+
+#ifdef __ANDROID__ // Layoutlib does not support graphic buffer, parcel or render thread
+#include <private/android/AHardwareBufferHelpers.h>
+#include <binder/Parcel.h>
+#include <dlfcn.h>
+#include <renderthread/RenderProxy.h>
+#endif
+
+#include <string.h>
+#include <memory>
+#include <string>
+
+#define DEBUG_PARCEL 0
+
+static jclass gBitmap_class;
+static jfieldID gBitmap_nativePtr;
+static jmethodID gBitmap_constructorMethodID;
+static jmethodID gBitmap_reinitMethodID;
+
+namespace android {
+
+class BitmapWrapper {
+public:
+ explicit BitmapWrapper(Bitmap* bitmap)
+ : mBitmap(bitmap) { }
+
+ void freePixels() {
+ mInfo = mBitmap->info();
+ mHasHardwareMipMap = mBitmap->hasHardwareMipMap();
+ mAllocationSize = mBitmap->getAllocationByteCount();
+ mRowBytes = mBitmap->rowBytes();
+ mGenerationId = mBitmap->getGenerationID();
+ mIsHardware = mBitmap->isHardware();
+ mBitmap.reset();
+ }
+
+ bool valid() {
+ return mBitmap != nullptr;
+ }
+
+ Bitmap& bitmap() {
+ assertValid();
+ return *mBitmap;
+ }
+
+ void assertValid() {
+ LOG_ALWAYS_FATAL_IF(!valid(), "Error, cannot access an invalid/free'd bitmap here!");
+ }
+
+ void getSkBitmap(SkBitmap* outBitmap) {
+ assertValid();
+ mBitmap->getSkBitmap(outBitmap);
+ }
+
+ bool hasHardwareMipMap() {
+ if (mBitmap) {
+ return mBitmap->hasHardwareMipMap();
+ }
+ return mHasHardwareMipMap;
+ }
+
+ void setHasHardwareMipMap(bool hasMipMap) {
+ assertValid();
+ mBitmap->setHasHardwareMipMap(hasMipMap);
+ }
+
+ void setAlphaType(SkAlphaType alphaType) {
+ assertValid();
+ mBitmap->setAlphaType(alphaType);
+ }
+
+ void setColorSpace(sk_sp<SkColorSpace> colorSpace) {
+ assertValid();
+ mBitmap->setColorSpace(colorSpace);
+ }
+
+ const SkImageInfo& info() {
+ if (mBitmap) {
+ return mBitmap->info();
+ }
+ return mInfo;
+ }
+
+ size_t getAllocationByteCount() const {
+ if (mBitmap) {
+ return mBitmap->getAllocationByteCount();
+ }
+ return mAllocationSize;
+ }
+
+ size_t rowBytes() const {
+ if (mBitmap) {
+ return mBitmap->rowBytes();
+ }
+ return mRowBytes;
+ }
+
+ uint32_t getGenerationID() const {
+ if (mBitmap) {
+ return mBitmap->getGenerationID();
+ }
+ return mGenerationId;
+ }
+
+ bool isHardware() {
+ if (mBitmap) {
+ return mBitmap->isHardware();
+ }
+ return mIsHardware;
+ }
+
+ ~BitmapWrapper() { }
+
+private:
+ sk_sp<Bitmap> mBitmap;
+ SkImageInfo mInfo;
+ bool mHasHardwareMipMap;
+ size_t mAllocationSize;
+ size_t mRowBytes;
+ uint32_t mGenerationId;
+ bool mIsHardware;
+};
+
+// Convenience class that does not take a global ref on the pixels, relying
+// on the caller already having a local JNI ref
+class LocalScopedBitmap {
+public:
+ explicit LocalScopedBitmap(jlong bitmapHandle)
+ : mBitmapWrapper(reinterpret_cast<BitmapWrapper*>(bitmapHandle)) {}
+
+ BitmapWrapper* operator->() {
+ return mBitmapWrapper;
+ }
+
+ void* pixels() {
+ return mBitmapWrapper->bitmap().pixels();
+ }
+
+ bool valid() {
+ return mBitmapWrapper && mBitmapWrapper->valid();
+ }
+
+private:
+ BitmapWrapper* mBitmapWrapper;
+};
+
+namespace bitmap {
+
+// Assert that bitmap's SkAlphaType is consistent with isPremultiplied.
+static void assert_premultiplied(const SkImageInfo& info, bool isPremultiplied) {
+ // kOpaque_SkAlphaType and kIgnore_SkAlphaType mean that isPremultiplied is
+ // irrelevant. This just tests to ensure that the SkAlphaType is not
+ // opposite of isPremultiplied.
+ if (isPremultiplied) {
+ SkASSERT(info.alphaType() != kUnpremul_SkAlphaType);
+ } else {
+ SkASSERT(info.alphaType() != kPremul_SkAlphaType);
+ }
+}
+
+void reinitBitmap(JNIEnv* env, jobject javaBitmap, const SkImageInfo& info,
+ bool isPremultiplied)
+{
+ // The caller needs to have already set the alpha type properly, so the
+ // native SkBitmap stays in sync with the Java Bitmap.
+ assert_premultiplied(info, isPremultiplied);
+
+ env->CallVoidMethod(javaBitmap, gBitmap_reinitMethodID,
+ info.width(), info.height(), isPremultiplied);
+}
+
+jobject createBitmap(JNIEnv* env, Bitmap* bitmap,
+ int bitmapCreateFlags, jbyteArray ninePatchChunk, jobject ninePatchInsets,
+ int density) {
+ bool isMutable = bitmapCreateFlags & kBitmapCreateFlag_Mutable;
+ bool isPremultiplied = bitmapCreateFlags & kBitmapCreateFlag_Premultiplied;
+ // The caller needs to have already set the alpha type properly, so the
+ // native SkBitmap stays in sync with the Java Bitmap.
+ assert_premultiplied(bitmap->info(), isPremultiplied);
+ bool fromMalloc = bitmap->pixelStorageType() == PixelStorageType::Heap;
+ BitmapWrapper* bitmapWrapper = new BitmapWrapper(bitmap);
+ if (!isMutable) {
+ bitmapWrapper->bitmap().setImmutable();
+ }
+ jobject obj = env->NewObject(gBitmap_class, gBitmap_constructorMethodID,
+ reinterpret_cast<jlong>(bitmapWrapper), bitmap->width(), bitmap->height(), density,
+ isPremultiplied, ninePatchChunk, ninePatchInsets, fromMalloc);
+
+ if (env->ExceptionCheck() != 0) {
+ ALOGE("*** Uncaught exception returned from Java call!\n");
+ env->ExceptionDescribe();
+ }
+ return obj;
+}
+
+void toSkBitmap(jlong bitmapHandle, SkBitmap* outBitmap) {
+ LocalScopedBitmap bitmap(bitmapHandle);
+ bitmap->getSkBitmap(outBitmap);
+}
+
+Bitmap& toBitmap(jlong bitmapHandle) {
+ LocalScopedBitmap localBitmap(bitmapHandle);
+ return localBitmap->bitmap();
+}
+
+} // namespace bitmap
+
+} // namespace android
+
+using namespace android;
+using namespace android::bitmap;
+
+Bitmap* GraphicsJNI::getNativeBitmap(JNIEnv* env, jobject bitmap) {
+ SkASSERT(env);
+ SkASSERT(bitmap);
+ SkASSERT(env->IsInstanceOf(bitmap, gBitmap_class));
+ jlong bitmapHandle = env->GetLongField(bitmap, gBitmap_nativePtr);
+ LocalScopedBitmap localBitmap(bitmapHandle);
+ return localBitmap.valid() ? &localBitmap->bitmap() : nullptr;
+}
+
+SkImageInfo GraphicsJNI::getBitmapInfo(JNIEnv* env, jobject bitmap, uint32_t* outRowBytes,
+ bool* isHardware) {
+ SkASSERT(env);
+ SkASSERT(bitmap);
+ SkASSERT(env->IsInstanceOf(bitmap, gBitmap_class));
+ jlong bitmapHandle = env->GetLongField(bitmap, gBitmap_nativePtr);
+ LocalScopedBitmap localBitmap(bitmapHandle);
+ if (outRowBytes) {
+ *outRowBytes = localBitmap->rowBytes();
+ }
+ if (isHardware) {
+ *isHardware = localBitmap->isHardware();
+ }
+ return localBitmap->info();
+}
+
+bool GraphicsJNI::SetPixels(JNIEnv* env, jintArray srcColors, int srcOffset, int srcStride,
+ int x, int y, int width, int height, SkBitmap* dstBitmap) {
+ const jint* array = env->GetIntArrayElements(srcColors, NULL);
+ const SkColor* src = (const SkColor*)array + srcOffset;
+
+ auto sRGB = SkColorSpace::MakeSRGB();
+ SkImageInfo srcInfo = SkImageInfo::Make(
+ width, height, kBGRA_8888_SkColorType, kUnpremul_SkAlphaType, sRGB);
+ SkPixmap srcPM(srcInfo, src, srcStride * 4);
+
+ dstBitmap->writePixels(srcPM, x, y);
+
+ env->ReleaseIntArrayElements(srcColors, const_cast<jint*>(array), JNI_ABORT);
+ return true;
+}
+
+///////////////////////////////////////////////////////////////////////////////
+///////////////////////////////////////////////////////////////////////////////
+
+static int getPremulBitmapCreateFlags(bool isMutable) {
+ int flags = android::bitmap::kBitmapCreateFlag_Premultiplied;
+ if (isMutable) flags |= android::bitmap::kBitmapCreateFlag_Mutable;
+ return flags;
+}
+
+static jobject Bitmap_creator(JNIEnv* env, jobject, jintArray jColors,
+ jint offset, jint stride, jint width, jint height,
+ jint configHandle, jboolean isMutable,
+ jlong colorSpacePtr) {
+ SkColorType colorType = GraphicsJNI::legacyBitmapConfigToColorType(configHandle);
+ if (NULL != jColors) {
+ size_t n = env->GetArrayLength(jColors);
+ if (n < SkAbs32(stride) * (size_t)height) {
+ doThrowAIOOBE(env);
+ return NULL;
+ }
+ }
+
+ // ARGB_4444 is a deprecated format, convert automatically to 8888
+ if (colorType == kARGB_4444_SkColorType) {
+ colorType = kN32_SkColorType;
+ }
+
+ sk_sp<SkColorSpace> colorSpace;
+ if (colorType == kAlpha_8_SkColorType) {
+ colorSpace = nullptr;
+ } else {
+ colorSpace = GraphicsJNI::getNativeColorSpace(colorSpacePtr);
+ }
+
+ SkBitmap bitmap;
+ bitmap.setInfo(SkImageInfo::Make(width, height, colorType, kPremul_SkAlphaType,
+ colorSpace));
+
+ sk_sp<Bitmap> nativeBitmap = Bitmap::allocateHeapBitmap(&bitmap);
+ if (!nativeBitmap) {
+ ALOGE("OOM allocating Bitmap with dimensions %i x %i", width, height);
+ doThrowOOME(env);
+ return NULL;
+ }
+
+ if (jColors != NULL) {
+ GraphicsJNI::SetPixels(env, jColors, offset, stride, 0, 0, width, height, &bitmap);
+ }
+
+ return createBitmap(env, nativeBitmap.release(), getPremulBitmapCreateFlags(isMutable));
+}
+
+static bool bitmapCopyTo(SkBitmap* dst, SkColorType dstCT, const SkBitmap& src,
+ SkBitmap::Allocator* alloc) {
+ SkPixmap srcPM;
+ if (!src.peekPixels(&srcPM)) {
+ return false;
+ }
+
+ SkImageInfo dstInfo = srcPM.info().makeColorType(dstCT);
+ switch (dstCT) {
+ case kRGB_565_SkColorType:
+ dstInfo = dstInfo.makeAlphaType(kOpaque_SkAlphaType);
+ break;
+ case kAlpha_8_SkColorType:
+ dstInfo = dstInfo.makeColorSpace(nullptr);
+ break;
+ default:
+ break;
+ }
+
+ if (!dstInfo.colorSpace() && dstCT != kAlpha_8_SkColorType) {
+ dstInfo = dstInfo.makeColorSpace(SkColorSpace::MakeSRGB());
+ }
+
+ if (!dst->setInfo(dstInfo)) {
+ return false;
+ }
+ if (!dst->tryAllocPixels(alloc)) {
+ return false;
+ }
+
+ SkPixmap dstPM;
+ if (!dst->peekPixels(&dstPM)) {
+ return false;
+ }
+
+ return srcPM.readPixels(dstPM);
+}
+
+static jobject Bitmap_copy(JNIEnv* env, jobject, jlong srcHandle,
+ jint dstConfigHandle, jboolean isMutable) {
+ SkBitmap src;
+ reinterpret_cast<BitmapWrapper*>(srcHandle)->getSkBitmap(&src);
+ if (dstConfigHandle == GraphicsJNI::hardwareLegacyBitmapConfig()) {
+ sk_sp<Bitmap> bitmap(Bitmap::allocateHardwareBitmap(src));
+ if (!bitmap.get()) {
+ return NULL;
+ }
+ return createBitmap(env, bitmap.release(), getPremulBitmapCreateFlags(isMutable));
+ }
+
+ SkColorType dstCT = GraphicsJNI::legacyBitmapConfigToColorType(dstConfigHandle);
+ SkBitmap result;
+ HeapAllocator allocator;
+
+ if (!bitmapCopyTo(&result, dstCT, src, &allocator)) {
+ return NULL;
+ }
+ auto bitmap = allocator.getStorageObjAndReset();
+ return createBitmap(env, bitmap, getPremulBitmapCreateFlags(isMutable));
+}
+
+static Bitmap* Bitmap_copyAshmemImpl(JNIEnv* env, SkBitmap& src, SkColorType& dstCT) {
+ SkBitmap result;
+
+ AshmemPixelAllocator allocator(env);
+ if (!bitmapCopyTo(&result, dstCT, src, &allocator)) {
+ return NULL;
+ }
+ auto bitmap = allocator.getStorageObjAndReset();
+ bitmap->setImmutable();
+ return bitmap;
+}
+
+static jobject Bitmap_copyAshmem(JNIEnv* env, jobject, jlong srcHandle) {
+ SkBitmap src;
+ reinterpret_cast<BitmapWrapper*>(srcHandle)->getSkBitmap(&src);
+ SkColorType dstCT = src.colorType();
+ auto bitmap = Bitmap_copyAshmemImpl(env, src, dstCT);
+ jobject ret = createBitmap(env, bitmap, getPremulBitmapCreateFlags(false));
+ return ret;
+}
+
+static jobject Bitmap_copyAshmemConfig(JNIEnv* env, jobject, jlong srcHandle, jint dstConfigHandle) {
+ SkBitmap src;
+ reinterpret_cast<BitmapWrapper*>(srcHandle)->getSkBitmap(&src);
+ SkColorType dstCT = GraphicsJNI::legacyBitmapConfigToColorType(dstConfigHandle);
+ auto bitmap = Bitmap_copyAshmemImpl(env, src, dstCT);
+ jobject ret = createBitmap(env, bitmap, getPremulBitmapCreateFlags(false));
+ return ret;
+}
+
+static void Bitmap_destruct(BitmapWrapper* bitmap) {
+ delete bitmap;
+}
+
+static jlong Bitmap_getNativeFinalizer(JNIEnv*, jobject) {
+ return static_cast<jlong>(reinterpret_cast<uintptr_t>(&Bitmap_destruct));
+}
+
+static void Bitmap_recycle(JNIEnv* env, jobject, jlong bitmapHandle) {
+ LocalScopedBitmap bitmap(bitmapHandle);
+ bitmap->freePixels();
+}
+
+static void Bitmap_reconfigure(JNIEnv* env, jobject clazz, jlong bitmapHandle,
+ jint width, jint height, jint configHandle, jboolean requestPremul) {
+ LocalScopedBitmap bitmap(bitmapHandle);
+ bitmap->assertValid();
+ SkColorType colorType = GraphicsJNI::legacyBitmapConfigToColorType(configHandle);
+
+ // ARGB_4444 is a deprecated format, convert automatically to 8888
+ if (colorType == kARGB_4444_SkColorType) {
+ colorType = kN32_SkColorType;
+ }
+ size_t requestedSize = width * height * SkColorTypeBytesPerPixel(colorType);
+ if (requestedSize > bitmap->getAllocationByteCount()) {
+ // done in native as there's no way to get BytesPerPixel in Java
+ doThrowIAE(env, "Bitmap not large enough to support new configuration");
+ return;
+ }
+ SkAlphaType alphaType;
+ if (bitmap->info().colorType() != kRGB_565_SkColorType
+ && bitmap->info().alphaType() == kOpaque_SkAlphaType) {
+ // If the original bitmap was set to opaque, keep that setting, unless it
+ // was 565, which is required to be opaque.
+ alphaType = kOpaque_SkAlphaType;
+ } else {
+ // Otherwise respect the premultiplied request.
+ alphaType = requestPremul ? kPremul_SkAlphaType : kUnpremul_SkAlphaType;
+ }
+ bitmap->bitmap().reconfigure(SkImageInfo::Make(width, height, colorType, alphaType,
+ sk_ref_sp(bitmap->info().colorSpace())));
+}
+
+static jboolean Bitmap_compress(JNIEnv* env, jobject clazz, jlong bitmapHandle,
+ jint format, jint quality,
+ jobject jstream, jbyteArray jstorage) {
+ LocalScopedBitmap bitmap(bitmapHandle);
+ if (!bitmap.valid()) {
+ return JNI_FALSE;
+ }
+
+ std::unique_ptr<SkWStream> strm(CreateJavaOutputStreamAdaptor(env, jstream, jstorage));
+ if (!strm.get()) {
+ return JNI_FALSE;
+ }
+
+ auto fm = static_cast<Bitmap::JavaCompressFormat>(format);
+ return bitmap->bitmap().compress(fm, quality, strm.get()) ? JNI_TRUE : JNI_FALSE;
+}
+
+static inline void bitmapErase(SkBitmap bitmap, const SkColor4f& color,
+ const sk_sp<SkColorSpace>& colorSpace) {
+ SkPaint p;
+ p.setColor4f(color, colorSpace.get());
+ p.setBlendMode(SkBlendMode::kSrc);
+ SkCanvas canvas(bitmap);
+ canvas.drawPaint(p);
+}
+
+static void Bitmap_erase(JNIEnv* env, jobject, jlong bitmapHandle, jint color) {
+ LocalScopedBitmap bitmap(bitmapHandle);
+ SkBitmap skBitmap;
+ bitmap->getSkBitmap(&skBitmap);
+ bitmapErase(skBitmap, SkColor4f::FromColor(color), SkColorSpace::MakeSRGB());
+}
+
+static void Bitmap_eraseLong(JNIEnv* env, jobject, jlong bitmapHandle,
+ jlong colorSpaceHandle, jlong colorLong) {
+ LocalScopedBitmap bitmap(bitmapHandle);
+ SkBitmap skBitmap;
+ bitmap->getSkBitmap(&skBitmap);
+
+ SkColor4f color = GraphicsJNI::convertColorLong(colorLong);
+ sk_sp<SkColorSpace> cs = GraphicsJNI::getNativeColorSpace(colorSpaceHandle);
+ bitmapErase(skBitmap, color, cs);
+}
+
+static jint Bitmap_rowBytes(JNIEnv* env, jobject, jlong bitmapHandle) {
+ LocalScopedBitmap bitmap(bitmapHandle);
+ return static_cast<jint>(bitmap->rowBytes());
+}
+
+static jint Bitmap_config(JNIEnv* env, jobject, jlong bitmapHandle) {
+ LocalScopedBitmap bitmap(bitmapHandle);
+ if (bitmap->isHardware()) {
+ return GraphicsJNI::hardwareLegacyBitmapConfig();
+ }
+ return GraphicsJNI::colorTypeToLegacyBitmapConfig(bitmap->info().colorType());
+}
+
+static jint Bitmap_getGenerationId(JNIEnv* env, jobject, jlong bitmapHandle) {
+ LocalScopedBitmap bitmap(bitmapHandle);
+ return static_cast<jint>(bitmap->getGenerationID());
+}
+
+static jboolean Bitmap_isPremultiplied(JNIEnv* env, jobject, jlong bitmapHandle) {
+ LocalScopedBitmap bitmap(bitmapHandle);
+ if (bitmap->info().alphaType() == kPremul_SkAlphaType) {
+ return JNI_TRUE;
+ }
+ return JNI_FALSE;
+}
+
+static jboolean Bitmap_hasAlpha(JNIEnv* env, jobject, jlong bitmapHandle) {
+ LocalScopedBitmap bitmap(bitmapHandle);
+ return !bitmap->info().isOpaque() ? JNI_TRUE : JNI_FALSE;
+}
+
+static void Bitmap_setHasAlpha(JNIEnv* env, jobject, jlong bitmapHandle,
+ jboolean hasAlpha, jboolean requestPremul) {
+ LocalScopedBitmap bitmap(bitmapHandle);
+ if (hasAlpha) {
+ bitmap->setAlphaType(
+ requestPremul ? kPremul_SkAlphaType : kUnpremul_SkAlphaType);
+ } else {
+ bitmap->setAlphaType(kOpaque_SkAlphaType);
+ }
+}
+
+static void Bitmap_setPremultiplied(JNIEnv* env, jobject, jlong bitmapHandle,
+ jboolean isPremul) {
+ LocalScopedBitmap bitmap(bitmapHandle);
+ if (!bitmap->info().isOpaque()) {
+ if (isPremul) {
+ bitmap->setAlphaType(kPremul_SkAlphaType);
+ } else {
+ bitmap->setAlphaType(kUnpremul_SkAlphaType);
+ }
+ }
+}
+
+static jboolean Bitmap_hasMipMap(JNIEnv* env, jobject, jlong bitmapHandle) {
+ LocalScopedBitmap bitmap(bitmapHandle);
+ return bitmap->hasHardwareMipMap() ? JNI_TRUE : JNI_FALSE;
+}
+
+static void Bitmap_setHasMipMap(JNIEnv* env, jobject, jlong bitmapHandle,
+ jboolean hasMipMap) {
+ LocalScopedBitmap bitmap(bitmapHandle);
+ bitmap->setHasHardwareMipMap(hasMipMap);
+}
+
+///////////////////////////////////////////////////////////////////////////////
+
+#ifdef __ANDROID__ // Layoutlib does not support parcel
+static struct parcel_offsets_t
+{
+ jclass clazz;
+ jfieldID mNativePtr;
+} gParcelOffsets;
+
+static Parcel* parcelForJavaObject(JNIEnv* env, jobject obj) {
+ if (obj) {
+ Parcel* p = (Parcel*)env->GetLongField(obj, gParcelOffsets.mNativePtr);
+ if (p != NULL) {
+ return p;
+ }
+ jniThrowException(env, "java/lang/IllegalStateException", "Parcel has been finalized!");
+ }
+ return NULL;
+}
+#endif
+
+// This is the maximum possible size because the SkColorSpace must be
+// representable (and therefore serializable) using a matrix and numerical
+// transfer function. If we allow more color space representations in the
+// framework, we may need to update this maximum size.
+static constexpr uint32_t kMaxColorSpaceSerializedBytes = 80;
+
+static jobject Bitmap_createFromParcel(JNIEnv* env, jobject, jobject parcel) {
+#ifdef __ANDROID__ // Layoutlib does not support parcel
+ if (parcel == NULL) {
+ SkDebugf("-------- unparcel parcel is NULL\n");
+ return NULL;
+ }
+
+ android::Parcel* p = parcelForJavaObject(env, parcel);
+
+ const SkColorType colorType = (SkColorType)p->readInt32();
+ const SkAlphaType alphaType = (SkAlphaType)p->readInt32();
+ const uint32_t colorSpaceSize = p->readUint32();
+ sk_sp<SkColorSpace> colorSpace;
+ if (colorSpaceSize > 0) {
+ if (colorSpaceSize > kMaxColorSpaceSerializedBytes) {
+ ALOGD("Bitmap_createFromParcel: Serialized SkColorSpace is larger than expected: "
+ "%d bytes\n", colorSpaceSize);
+ }
+
+ const void* data = p->readInplace(colorSpaceSize);
+ if (data) {
+ colorSpace = SkColorSpace::Deserialize(data, colorSpaceSize);
+ } else {
+ ALOGD("Bitmap_createFromParcel: Unable to read serialized SkColorSpace data\n");
+ }
+ }
+ const int width = p->readInt32();
+ const int height = p->readInt32();
+ const int rowBytes = p->readInt32();
+ const int density = p->readInt32();
+
+ if (kN32_SkColorType != colorType &&
+ kRGBA_F16_SkColorType != colorType &&
+ kRGB_565_SkColorType != colorType &&
+ kARGB_4444_SkColorType != colorType &&
+ kAlpha_8_SkColorType != colorType) {
+ SkDebugf("Bitmap_createFromParcel unknown colortype: %d\n", colorType);
+ return NULL;
+ }
+
+ std::unique_ptr<SkBitmap> bitmap(new SkBitmap);
+ if (!bitmap->setInfo(SkImageInfo::Make(width, height, colorType, alphaType, colorSpace),
+ rowBytes)) {
+ return NULL;
+ }
+
+ // Read the bitmap blob.
+ size_t size = bitmap->computeByteSize();
+ android::Parcel::ReadableBlob blob;
+ android::status_t status = p->readBlob(size, &blob);
+ if (status) {
+ doThrowRE(env, "Could not read bitmap blob.");
+ return NULL;
+ }
+
+ // Map the bitmap in place from the ashmem region if possible otherwise copy.
+ sk_sp<Bitmap> nativeBitmap;
+ if (blob.fd() >= 0 && !blob.isMutable()) {
+#if DEBUG_PARCEL
+ ALOGD("Bitmap.createFromParcel: mapped contents of bitmap from %s blob "
+ "(fds %s)",
+ blob.isMutable() ? "mutable" : "immutable",
+ p->allowFds() ? "allowed" : "forbidden");
+#endif
+ // Dup the file descriptor so we can keep a reference to it after the Parcel
+ // is disposed.
+ int dupFd = fcntl(blob.fd(), F_DUPFD_CLOEXEC, 0);
+ if (dupFd < 0) {
+ ALOGE("Error allocating dup fd. Error:%d", errno);
+ blob.release();
+ doThrowRE(env, "Could not allocate dup blob fd.");
+ return NULL;
+ }
+
+ // Map the pixels in place and take ownership of the ashmem region. We must also respect the
+ // rowBytes value already set on the bitmap instead of attempting to compute our own.
+ nativeBitmap = Bitmap::createFrom(bitmap->info(), bitmap->rowBytes(), dupFd,
+ const_cast<void*>(blob.data()), size, true);
+ if (!nativeBitmap) {
+ close(dupFd);
+ blob.release();
+ doThrowRE(env, "Could not allocate ashmem pixel ref.");
+ return NULL;
+ }
+
+ // Clear the blob handle, don't release it.
+ blob.clear();
+ } else {
+#if DEBUG_PARCEL
+ if (blob.fd() >= 0) {
+ ALOGD("Bitmap.createFromParcel: copied contents of mutable bitmap "
+ "from immutable blob (fds %s)",
+ p->allowFds() ? "allowed" : "forbidden");
+ } else {
+ ALOGD("Bitmap.createFromParcel: copied contents from %s blob "
+ "(fds %s)",
+ blob.isMutable() ? "mutable" : "immutable",
+ p->allowFds() ? "allowed" : "forbidden");
+ }
+#endif
+
+ // Copy the pixels into a new buffer.
+ nativeBitmap = Bitmap::allocateHeapBitmap(bitmap.get());
+ if (!nativeBitmap) {
+ blob.release();
+ doThrowRE(env, "Could not allocate java pixel ref.");
+ return NULL;
+ }
+ memcpy(bitmap->getPixels(), blob.data(), size);
+
+ // Release the blob handle.
+ blob.release();
+ }
+
+ return createBitmap(env, nativeBitmap.release(),
+ getPremulBitmapCreateFlags(false), NULL, NULL, density);
+#else
+ doThrowRE(env, "Cannot use parcels outside of Android");
+ return NULL;
+#endif
+}
+
+static jboolean Bitmap_writeToParcel(JNIEnv* env, jobject,
+ jlong bitmapHandle, jint density, jobject parcel) {
+#ifdef __ANDROID__ // Layoutlib does not support parcel
+ if (parcel == NULL) {
+ SkDebugf("------- writeToParcel null parcel\n");
+ return JNI_FALSE;
+ }
+
+ android::Parcel* p = parcelForJavaObject(env, parcel);
+ SkBitmap bitmap;
+
+ auto bitmapWrapper = reinterpret_cast<BitmapWrapper*>(bitmapHandle);
+ bitmapWrapper->getSkBitmap(&bitmap);
+
+ p->writeInt32(bitmap.colorType());
+ p->writeInt32(bitmap.alphaType());
+ SkColorSpace* colorSpace = bitmap.colorSpace();
+ if (colorSpace != nullptr) {
+ sk_sp<SkData> data = colorSpace->serialize();
+ size_t size = data->size();
+ p->writeUint32(size);
+ if (size > 0) {
+ if (size > kMaxColorSpaceSerializedBytes) {
+ ALOGD("Bitmap_writeToParcel: Serialized SkColorSpace is larger than expected: "
+ "%zu bytes\n", size);
+ }
+
+ p->write(data->data(), size);
+ }
+ } else {
+ p->writeUint32(0);
+ }
+ p->writeInt32(bitmap.width());
+ p->writeInt32(bitmap.height());
+ p->writeInt32(bitmap.rowBytes());
+ p->writeInt32(density);
+
+ // Transfer the underlying ashmem region if we have one and it's immutable.
+ android::status_t status;
+ int fd = bitmapWrapper->bitmap().getAshmemFd();
+ if (fd >= 0 && p->allowFds()) {
+#if DEBUG_PARCEL
+ ALOGD("Bitmap.writeToParcel: transferring immutable bitmap's ashmem fd as "
+ "immutable blob (fds %s)",
+ p->allowFds() ? "allowed" : "forbidden");
+#endif
+
+ status = p->writeDupImmutableBlobFileDescriptor(fd);
+ if (status) {
+ doThrowRE(env, "Could not write bitmap blob file descriptor.");
+ return JNI_FALSE;
+ }
+ return JNI_TRUE;
+ }
+
+ // Copy the bitmap to a new blob.
+#if DEBUG_PARCEL
+ ALOGD("Bitmap.writeToParcel: copying bitmap into new blob (fds %s)",
+ p->allowFds() ? "allowed" : "forbidden");
+#endif
+
+ size_t size = bitmap.computeByteSize();
+ android::Parcel::WritableBlob blob;
+ status = p->writeBlob(size, false, &blob);
+ if (status) {
+ doThrowRE(env, "Could not copy bitmap to parcel blob.");
+ return JNI_FALSE;
+ }
+
+ const void* pSrc = bitmap.getPixels();
+ if (pSrc == NULL) {
+ memset(blob.data(), 0, size);
+ } else {
+ memcpy(blob.data(), pSrc, size);
+ }
+
+ blob.release();
+ return JNI_TRUE;
+#else
+ doThrowRE(env, "Cannot use parcels outside of Android");
+ return JNI_FALSE;
+#endif
+}
+
+static jobject Bitmap_extractAlpha(JNIEnv* env, jobject clazz,
+ jlong srcHandle, jlong paintHandle,
+ jintArray offsetXY) {
+ SkBitmap src;
+ reinterpret_cast<BitmapWrapper*>(srcHandle)->getSkBitmap(&src);
+ const android::Paint* paint = reinterpret_cast<android::Paint*>(paintHandle);
+ SkIPoint offset;
+ SkBitmap dst;
+ HeapAllocator allocator;
+
+ src.extractAlpha(&dst, paint, &allocator, &offset);
+ // If Skia can't allocate pixels for destination bitmap, it resets
+ // it, that is set its pixels buffer to NULL, and zero width and height.
+ if (dst.getPixels() == NULL && src.getPixels() != NULL) {
+ doThrowOOME(env, "failed to allocate pixels for alpha");
+ return NULL;
+ }
+ if (offsetXY != 0 && env->GetArrayLength(offsetXY) >= 2) {
+ int* array = env->GetIntArrayElements(offsetXY, NULL);
+ array[0] = offset.fX;
+ array[1] = offset.fY;
+ env->ReleaseIntArrayElements(offsetXY, array, 0);
+ }
+
+ return createBitmap(env, allocator.getStorageObjAndReset(),
+ getPremulBitmapCreateFlags(true));
+}
+
+///////////////////////////////////////////////////////////////////////////////
+
+static jboolean Bitmap_isSRGB(JNIEnv* env, jobject, jlong bitmapHandle) {
+ LocalScopedBitmap bitmapHolder(bitmapHandle);
+ if (!bitmapHolder.valid()) return JNI_TRUE;
+
+ SkColorSpace* colorSpace = bitmapHolder->info().colorSpace();
+ return colorSpace == nullptr || colorSpace->isSRGB();
+}
+
+static jboolean Bitmap_isSRGBLinear(JNIEnv* env, jobject, jlong bitmapHandle) {
+ LocalScopedBitmap bitmapHolder(bitmapHandle);
+ if (!bitmapHolder.valid()) return JNI_FALSE;
+
+ SkColorSpace* colorSpace = bitmapHolder->info().colorSpace();
+ sk_sp<SkColorSpace> srgbLinear = SkColorSpace::MakeSRGBLinear();
+ return colorSpace == srgbLinear.get() ? JNI_TRUE : JNI_FALSE;
+}
+
+static jobject Bitmap_computeColorSpace(JNIEnv* env, jobject, jlong bitmapHandle) {
+ LocalScopedBitmap bitmapHolder(bitmapHandle);
+ if (!bitmapHolder.valid()) return nullptr;
+
+ SkColorSpace* colorSpace = bitmapHolder->info().colorSpace();
+ if (colorSpace == nullptr) return nullptr;
+
+ return GraphicsJNI::getColorSpace(env, colorSpace, bitmapHolder->info().colorType());
+}
+
+static void Bitmap_setColorSpace(JNIEnv* env, jobject, jlong bitmapHandle, jlong colorSpacePtr) {
+ LocalScopedBitmap bitmapHolder(bitmapHandle);
+ sk_sp<SkColorSpace> cs = GraphicsJNI::getNativeColorSpace(colorSpacePtr);
+ bitmapHolder->setColorSpace(cs);
+}
+
+///////////////////////////////////////////////////////////////////////////////
+
+static jint Bitmap_getPixel(JNIEnv* env, jobject, jlong bitmapHandle,
+ jint x, jint y) {
+ SkBitmap bitmap;
+ reinterpret_cast<BitmapWrapper*>(bitmapHandle)->getSkBitmap(&bitmap);
+
+ auto sRGB = SkColorSpace::MakeSRGB();
+ SkImageInfo dstInfo = SkImageInfo::Make(
+ 1, 1, kBGRA_8888_SkColorType, kUnpremul_SkAlphaType, sRGB);
+
+ SkColor dst;
+ bitmap.readPixels(dstInfo, &dst, dstInfo.minRowBytes(), x, y);
+ return static_cast<jint>(dst);
+}
+
+static jlong Bitmap_getColor(JNIEnv* env, jobject, jlong bitmapHandle,
+ jint x, jint y) {
+ SkBitmap bitmap;
+ reinterpret_cast<BitmapWrapper*>(bitmapHandle)->getSkBitmap(&bitmap);
+
+ SkImageInfo dstInfo = SkImageInfo::Make(
+ 1, 1, kRGBA_F16_SkColorType, kUnpremul_SkAlphaType, bitmap.refColorSpace());
+
+ uint64_t dst;
+ bitmap.readPixels(dstInfo, &dst, dstInfo.minRowBytes(), x, y);
+ return static_cast<jlong>(dst);
+}
+
+static void Bitmap_getPixels(JNIEnv* env, jobject, jlong bitmapHandle,
+ jintArray pixelArray, jint offset, jint stride,
+ jint x, jint y, jint width, jint height) {
+ SkBitmap bitmap;
+ reinterpret_cast<BitmapWrapper*>(bitmapHandle)->getSkBitmap(&bitmap);
+
+ auto sRGB = SkColorSpace::MakeSRGB();
+ SkImageInfo dstInfo = SkImageInfo::Make(
+ width, height, kBGRA_8888_SkColorType, kUnpremul_SkAlphaType, sRGB);
+
+ jint* dst = env->GetIntArrayElements(pixelArray, NULL);
+ bitmap.readPixels(dstInfo, dst + offset, stride * 4, x, y);
+ env->ReleaseIntArrayElements(pixelArray, dst, 0);
+}
+
+///////////////////////////////////////////////////////////////////////////////
+
+static void Bitmap_setPixel(JNIEnv* env, jobject, jlong bitmapHandle,
+ jint x, jint y, jint colorHandle) {
+ SkBitmap bitmap;
+ reinterpret_cast<BitmapWrapper*>(bitmapHandle)->getSkBitmap(&bitmap);
+ SkColor color = static_cast<SkColor>(colorHandle);
+
+ auto sRGB = SkColorSpace::MakeSRGB();
+ SkImageInfo srcInfo = SkImageInfo::Make(
+ 1, 1, kBGRA_8888_SkColorType, kUnpremul_SkAlphaType, sRGB);
+ SkPixmap srcPM(srcInfo, &color, srcInfo.minRowBytes());
+
+ bitmap.writePixels(srcPM, x, y);
+}
+
+static void Bitmap_setPixels(JNIEnv* env, jobject, jlong bitmapHandle,
+ jintArray pixelArray, jint offset, jint stride,
+ jint x, jint y, jint width, jint height) {
+ SkBitmap bitmap;
+ reinterpret_cast<BitmapWrapper*>(bitmapHandle)->getSkBitmap(&bitmap);
+ GraphicsJNI::SetPixels(env, pixelArray, offset, stride,
+ x, y, width, height, &bitmap);
+}
+
+static void Bitmap_copyPixelsToBuffer(JNIEnv* env, jobject,
+ jlong bitmapHandle, jobject jbuffer) {
+ SkBitmap bitmap;
+ reinterpret_cast<BitmapWrapper*>(bitmapHandle)->getSkBitmap(&bitmap);
+ const void* src = bitmap.getPixels();
+
+ if (NULL != src) {
+ android::AutoBufferPointer abp(env, jbuffer, JNI_TRUE);
+
+ // the java side has already checked that buffer is large enough
+ memcpy(abp.pointer(), src, bitmap.computeByteSize());
+ }
+}
+
+static void Bitmap_copyPixelsFromBuffer(JNIEnv* env, jobject,
+ jlong bitmapHandle, jobject jbuffer) {
+ SkBitmap bitmap;
+ reinterpret_cast<BitmapWrapper*>(bitmapHandle)->getSkBitmap(&bitmap);
+ void* dst = bitmap.getPixels();
+
+ if (NULL != dst) {
+ android::AutoBufferPointer abp(env, jbuffer, JNI_FALSE);
+ // the java side has already checked that buffer is large enough
+ memcpy(dst, abp.pointer(), bitmap.computeByteSize());
+ bitmap.notifyPixelsChanged();
+ }
+}
+
+static jboolean Bitmap_sameAs(JNIEnv* env, jobject, jlong bm0Handle, jlong bm1Handle) {
+ SkBitmap bm0;
+ SkBitmap bm1;
+
+ LocalScopedBitmap bitmap0(bm0Handle);
+ LocalScopedBitmap bitmap1(bm1Handle);
+
+ // Paying the price for making Hardware Bitmap as Config:
+ // later check for colorType will pass successfully,
+ // because Hardware Config internally may be RGBA8888 or smth like that.
+ if (bitmap0->isHardware() != bitmap1->isHardware()) {
+ return JNI_FALSE;
+ }
+
+ bitmap0->bitmap().getSkBitmap(&bm0);
+ bitmap1->bitmap().getSkBitmap(&bm1);
+ if (bm0.width() != bm1.width()
+ || bm0.height() != bm1.height()
+ || bm0.colorType() != bm1.colorType()
+ || bm0.alphaType() != bm1.alphaType()
+ || !SkColorSpace::Equals(bm0.colorSpace(), bm1.colorSpace())) {
+ return JNI_FALSE;
+ }
+
+ // if we can't load the pixels, return false
+ if (NULL == bm0.getPixels() || NULL == bm1.getPixels()) {
+ return JNI_FALSE;
+ }
+
+ // now compare each scanline. We can't do the entire buffer at once,
+ // since we don't care about the pixel values that might extend beyond
+ // the width (since the scanline might be larger than the logical width)
+ const int h = bm0.height();
+ const size_t size = bm0.width() * bm0.bytesPerPixel();
+ for (int y = 0; y < h; y++) {
+ // SkBitmap::getAddr(int, int) may return NULL due to unrecognized config
+ // (ex: kRLE_Index8_Config). This will cause memcmp method to crash. Since bm0
+ // and bm1 both have pixel data() (have passed NULL == getPixels() check),
+ // those 2 bitmaps should be valid (only unrecognized), we return JNI_FALSE
+ // to warn user those 2 unrecognized config bitmaps may be different.
+ void *bm0Addr = bm0.getAddr(0, y);
+ void *bm1Addr = bm1.getAddr(0, y);
+
+ if(bm0Addr == NULL || bm1Addr == NULL) {
+ return JNI_FALSE;
+ }
+
+ if (memcmp(bm0Addr, bm1Addr, size) != 0) {
+ return JNI_FALSE;
+ }
+ }
+ return JNI_TRUE;
+}
+
+static void Bitmap_prepareToDraw(JNIEnv* env, jobject, jlong bitmapPtr) {
+#ifdef __ANDROID__ // Layoutlib does not support render thread
+ LocalScopedBitmap bitmapHandle(bitmapPtr);
+ if (!bitmapHandle.valid()) return;
+ android::uirenderer::renderthread::RenderProxy::prepareToDraw(bitmapHandle->bitmap());
+#endif
+}
+
+static jint Bitmap_getAllocationByteCount(JNIEnv* env, jobject, jlong bitmapPtr) {
+ LocalScopedBitmap bitmapHandle(bitmapPtr);
+ return static_cast<jint>(bitmapHandle->getAllocationByteCount());
+}
+
+static jobject Bitmap_copyPreserveInternalConfig(JNIEnv* env, jobject, jlong bitmapPtr) {
+ LocalScopedBitmap bitmapHandle(bitmapPtr);
+ LOG_ALWAYS_FATAL_IF(!bitmapHandle->isHardware(),
+ "Hardware config is only supported config in Bitmap_nativeCopyPreserveInternalConfig");
+ Bitmap& hwuiBitmap = bitmapHandle->bitmap();
+ SkBitmap src;
+ hwuiBitmap.getSkBitmap(&src);
+
+ if (src.pixelRef() == nullptr) {
+ doThrowRE(env, "Could not copy a hardware bitmap.");
+ return NULL;
+ }
+
+ sk_sp<Bitmap> bitmap = Bitmap::createFrom(src.info(), *src.pixelRef());
+ return createBitmap(env, bitmap.release(), getPremulBitmapCreateFlags(false));
+}
+
+#ifdef __ANDROID__ // Layoutlib does not support graphic buffer
+typedef AHardwareBuffer* (*AHB_from_HB)(JNIEnv*, jobject);
+AHB_from_HB AHardwareBuffer_fromHardwareBuffer;
+
+typedef jobject (*AHB_to_HB)(JNIEnv*, AHardwareBuffer*);
+AHB_to_HB AHardwareBuffer_toHardwareBuffer;
+#endif
+
+static jobject Bitmap_wrapHardwareBufferBitmap(JNIEnv* env, jobject, jobject hardwareBuffer,
+ jlong colorSpacePtr) {
+#ifdef __ANDROID__ // Layoutlib does not support graphic buffer
+ AHardwareBuffer* buffer = AHardwareBuffer_fromHardwareBuffer(env, hardwareBuffer);
+ sk_sp<Bitmap> bitmap = Bitmap::createFrom(buffer,
+ GraphicsJNI::getNativeColorSpace(colorSpacePtr));
+ if (!bitmap.get()) {
+ ALOGW("failed to create hardware bitmap from hardware buffer");
+ return NULL;
+ }
+ return bitmap::createBitmap(env, bitmap.release(), getPremulBitmapCreateFlags(false));
+#else
+ return NULL;
+#endif
+}
+
+static jobject Bitmap_getHardwareBuffer(JNIEnv* env, jobject, jlong bitmapPtr) {
+#ifdef __ANDROID__ // Layoutlib does not support graphic buffer
+ LocalScopedBitmap bitmapHandle(bitmapPtr);
+ LOG_ALWAYS_FATAL_IF(!bitmapHandle->isHardware(),
+ "Hardware config is only supported config in Bitmap_getHardwareBuffer");
+
+ Bitmap& bitmap = bitmapHandle->bitmap();
+ return AHardwareBuffer_toHardwareBuffer(env, bitmap.hardwareBuffer());
+#else
+ return NULL;
+#endif
+}
+
+static jboolean Bitmap_isImmutable(CRITICAL_JNI_PARAMS_COMMA jlong bitmapHandle) {
+ LocalScopedBitmap bitmapHolder(bitmapHandle);
+ if (!bitmapHolder.valid()) return JNI_FALSE;
+
+ return bitmapHolder->bitmap().isImmutable() ? JNI_TRUE : JNI_FALSE;
+}
+
+static void Bitmap_setImmutable(JNIEnv* env, jobject, jlong bitmapHandle) {
+ LocalScopedBitmap bitmapHolder(bitmapHandle);
+ if (!bitmapHolder.valid()) return;
+
+ return bitmapHolder->bitmap().setImmutable();
+}
+
+///////////////////////////////////////////////////////////////////////////////
+
+static const JNINativeMethod gBitmapMethods[] = {
+ { "nativeCreate", "([IIIIIIZJ)Landroid/graphics/Bitmap;",
+ (void*)Bitmap_creator },
+ { "nativeCopy", "(JIZ)Landroid/graphics/Bitmap;",
+ (void*)Bitmap_copy },
+ { "nativeCopyAshmem", "(J)Landroid/graphics/Bitmap;",
+ (void*)Bitmap_copyAshmem },
+ { "nativeCopyAshmemConfig", "(JI)Landroid/graphics/Bitmap;",
+ (void*)Bitmap_copyAshmemConfig },
+ { "nativeGetNativeFinalizer", "()J", (void*)Bitmap_getNativeFinalizer },
+ { "nativeRecycle", "(J)V", (void*)Bitmap_recycle },
+ { "nativeReconfigure", "(JIIIZ)V", (void*)Bitmap_reconfigure },
+ { "nativeCompress", "(JIILjava/io/OutputStream;[B)Z",
+ (void*)Bitmap_compress },
+ { "nativeErase", "(JI)V", (void*)Bitmap_erase },
+ { "nativeErase", "(JJJ)V", (void*)Bitmap_eraseLong },
+ { "nativeRowBytes", "(J)I", (void*)Bitmap_rowBytes },
+ { "nativeConfig", "(J)I", (void*)Bitmap_config },
+ { "nativeHasAlpha", "(J)Z", (void*)Bitmap_hasAlpha },
+ { "nativeIsPremultiplied", "(J)Z", (void*)Bitmap_isPremultiplied},
+ { "nativeSetHasAlpha", "(JZZ)V", (void*)Bitmap_setHasAlpha},
+ { "nativeSetPremultiplied", "(JZ)V", (void*)Bitmap_setPremultiplied},
+ { "nativeHasMipMap", "(J)Z", (void*)Bitmap_hasMipMap },
+ { "nativeSetHasMipMap", "(JZ)V", (void*)Bitmap_setHasMipMap },
+ { "nativeCreateFromParcel",
+ "(Landroid/os/Parcel;)Landroid/graphics/Bitmap;",
+ (void*)Bitmap_createFromParcel },
+ { "nativeWriteToParcel", "(JILandroid/os/Parcel;)Z",
+ (void*)Bitmap_writeToParcel },
+ { "nativeExtractAlpha", "(JJ[I)Landroid/graphics/Bitmap;",
+ (void*)Bitmap_extractAlpha },
+ { "nativeGenerationId", "(J)I", (void*)Bitmap_getGenerationId },
+ { "nativeGetPixel", "(JII)I", (void*)Bitmap_getPixel },
+ { "nativeGetColor", "(JII)J", (void*)Bitmap_getColor },
+ { "nativeGetPixels", "(J[IIIIIII)V", (void*)Bitmap_getPixels },
+ { "nativeSetPixel", "(JIII)V", (void*)Bitmap_setPixel },
+ { "nativeSetPixels", "(J[IIIIIII)V", (void*)Bitmap_setPixels },
+ { "nativeCopyPixelsToBuffer", "(JLjava/nio/Buffer;)V",
+ (void*)Bitmap_copyPixelsToBuffer },
+ { "nativeCopyPixelsFromBuffer", "(JLjava/nio/Buffer;)V",
+ (void*)Bitmap_copyPixelsFromBuffer },
+ { "nativeSameAs", "(JJ)Z", (void*)Bitmap_sameAs },
+ { "nativePrepareToDraw", "(J)V", (void*)Bitmap_prepareToDraw },
+ { "nativeGetAllocationByteCount", "(J)I", (void*)Bitmap_getAllocationByteCount },
+ { "nativeCopyPreserveInternalConfig", "(J)Landroid/graphics/Bitmap;",
+ (void*)Bitmap_copyPreserveInternalConfig },
+ { "nativeWrapHardwareBufferBitmap", "(Landroid/hardware/HardwareBuffer;J)Landroid/graphics/Bitmap;",
+ (void*) Bitmap_wrapHardwareBufferBitmap },
+ { "nativeGetHardwareBuffer", "(J)Landroid/hardware/HardwareBuffer;",
+ (void*) Bitmap_getHardwareBuffer },
+ { "nativeComputeColorSpace", "(J)Landroid/graphics/ColorSpace;", (void*)Bitmap_computeColorSpace },
+ { "nativeSetColorSpace", "(JJ)V", (void*)Bitmap_setColorSpace },
+ { "nativeIsSRGB", "(J)Z", (void*)Bitmap_isSRGB },
+ { "nativeIsSRGBLinear", "(J)Z", (void*)Bitmap_isSRGBLinear},
+ { "nativeSetImmutable", "(J)V", (void*)Bitmap_setImmutable},
+
+ // ------------ @CriticalNative ----------------
+ { "nativeIsImmutable", "(J)Z", (void*)Bitmap_isImmutable}
+
+};
+
+const char* const kParcelPathName = "android/os/Parcel";
+
+int register_android_graphics_Bitmap(JNIEnv* env)
+{
+ gBitmap_class = MakeGlobalRefOrDie(env, FindClassOrDie(env, "android/graphics/Bitmap"));
+ gBitmap_nativePtr = GetFieldIDOrDie(env, gBitmap_class, "mNativePtr", "J");
+ gBitmap_constructorMethodID = GetMethodIDOrDie(env, gBitmap_class, "<init>", "(JIIIZ[BLandroid/graphics/NinePatch$InsetStruct;Z)V");
+ gBitmap_reinitMethodID = GetMethodIDOrDie(env, gBitmap_class, "reinit", "(IIZ)V");
+
+#ifdef __ANDROID__ // Layoutlib does not support graphic buffer or parcel
+ void* handle_ = dlopen("libandroid.so", RTLD_NOW | RTLD_NODELETE);
+ AHardwareBuffer_fromHardwareBuffer =
+ (AHB_from_HB)dlsym(handle_, "AHardwareBuffer_fromHardwareBuffer");
+ LOG_ALWAYS_FATAL_IF(AHardwareBuffer_fromHardwareBuffer == nullptr,
+ "Failed to find required symbol AHardwareBuffer_fromHardwareBuffer!");
+
+ AHardwareBuffer_toHardwareBuffer = (AHB_to_HB)dlsym(handle_, "AHardwareBuffer_toHardwareBuffer");
+ LOG_ALWAYS_FATAL_IF(AHardwareBuffer_toHardwareBuffer == nullptr,
+ " Failed to find required symbol AHardwareBuffer_toHardwareBuffer!");
+
+ gParcelOffsets.clazz = MakeGlobalRefOrDie(env, FindClassOrDie(env, kParcelPathName));
+ gParcelOffsets.mNativePtr = GetFieldIDOrDie(env, gParcelOffsets.clazz, "mNativePtr", "J");
+#endif
+ return android::RegisterMethodsOrDie(env, "android/graphics/Bitmap", gBitmapMethods,
+ NELEM(gBitmapMethods));
+}
generated by cgit v1.2.3 (git 2.25.1) at 2025-10-03 04:14:26 +0000