/core/jni/android/graphics/Bitmap.cpp
C++ | 695 lines | 561 code | 110 blank | 24 comment | 116 complexity | 2ca8c121f87aa4a12301760064ba18ae MD5 | raw file
Possible License(s): MPL-2.0-no-copyleft-exception, CC0-1.0
- #include "SkBitmap.h"
- #include "SkPixelRef.h"
- #include "SkImageEncoder.h"
- #include "SkColorPriv.h"
- #include "GraphicsJNI.h"
- #include "SkDither.h"
- #include "SkUnPreMultiply.h"
-
- #include <binder/Parcel.h>
- #include "android_os_Parcel.h"
- #include "android_util_Binder.h"
- #include "android_nio_utils.h"
- #include "CreateJavaOutputStreamAdaptor.h"
-
- #include <jni.h>
-
- #include <Caches.h>
-
- #if 0
- #define TRACE_BITMAP(code) code
- #else
- #define TRACE_BITMAP(code)
- #endif
-
- ///////////////////////////////////////////////////////////////////////////////
- // Conversions to/from SkColor, for get/setPixels, and the create method, which
- // is basically like setPixels
-
- typedef void (*FromColorProc)(void* dst, const SkColor src[], int width,
- int x, int y);
-
- static void FromColor_D32(void* dst, const SkColor src[], int width,
- int, int) {
- SkPMColor* d = (SkPMColor*)dst;
-
- for (int i = 0; i < width; i++) {
- *d++ = SkPreMultiplyColor(*src++);
- }
- }
-
- static void FromColor_D565(void* dst, const SkColor src[], int width,
- int x, int y) {
- uint16_t* d = (uint16_t*)dst;
-
- DITHER_565_SCAN(y);
- for (int stop = x + width; x < stop; x++) {
- SkColor c = *src++;
- *d++ = SkDitherRGBTo565(SkColorGetR(c), SkColorGetG(c), SkColorGetB(c),
- DITHER_VALUE(x));
- }
- }
-
- static void FromColor_D4444(void* dst, const SkColor src[], int width,
- int x, int y) {
- SkPMColor16* d = (SkPMColor16*)dst;
-
- DITHER_4444_SCAN(y);
- for (int stop = x + width; x < stop; x++) {
- SkPMColor c = SkPreMultiplyColor(*src++);
- *d++ = SkDitherARGB32To4444(c, DITHER_VALUE(x));
- // *d++ = SkPixel32ToPixel4444(c);
- }
- }
-
- // can return NULL
- static FromColorProc ChooseFromColorProc(SkBitmap::Config config) {
- switch (config) {
- case SkBitmap::kARGB_8888_Config:
- return FromColor_D32;
- case SkBitmap::kARGB_4444_Config:
- return FromColor_D4444;
- case SkBitmap::kRGB_565_Config:
- return FromColor_D565;
- default:
- break;
- }
- return NULL;
- }
-
- bool GraphicsJNI::SetPixels(JNIEnv* env, jintArray srcColors,
- int srcOffset, int srcStride,
- int x, int y, int width, int height,
- const SkBitmap& dstBitmap) {
- SkAutoLockPixels alp(dstBitmap);
- void* dst = dstBitmap.getPixels();
- FromColorProc proc = ChooseFromColorProc(dstBitmap.config());
-
- if (NULL == dst || NULL == proc) {
- return false;
- }
-
- const jint* array = env->GetIntArrayElements(srcColors, NULL);
- const SkColor* src = (const SkColor*)array + srcOffset;
-
- // reset to to actual choice from caller
- dst = dstBitmap.getAddr(x, y);
- // now copy/convert each scanline
- for (int y = 0; y < height; y++) {
- proc(dst, src, width, x, y);
- src += srcStride;
- dst = (char*)dst + dstBitmap.rowBytes();
- }
-
- dstBitmap.notifyPixelsChanged();
-
- env->ReleaseIntArrayElements(srcColors, const_cast<jint*>(array),
- JNI_ABORT);
- return true;
- }
-
- //////////////////// ToColor procs
-
- typedef void (*ToColorProc)(SkColor dst[], const void* src, int width,
- SkColorTable*);
-
- static void ToColor_S32_Alpha(SkColor dst[], const void* src, int width,
- SkColorTable*) {
- SkASSERT(width > 0);
- const SkPMColor* s = (const SkPMColor*)src;
- do {
- *dst++ = SkUnPreMultiply::PMColorToColor(*s++);
- } while (--width != 0);
- }
-
- static void ToColor_S32_Opaque(SkColor dst[], const void* src, int width,
- SkColorTable*) {
- SkASSERT(width > 0);
- const SkPMColor* s = (const SkPMColor*)src;
- do {
- SkPMColor c = *s++;
- *dst++ = SkColorSetRGB(SkGetPackedR32(c), SkGetPackedG32(c),
- SkGetPackedB32(c));
- } while (--width != 0);
- }
-
- static void ToColor_S4444_Alpha(SkColor dst[], const void* src, int width,
- SkColorTable*) {
- SkASSERT(width > 0);
- const SkPMColor16* s = (const SkPMColor16*)src;
- do {
- *dst++ = SkUnPreMultiply::PMColorToColor(SkPixel4444ToPixel32(*s++));
- } while (--width != 0);
- }
-
- static void ToColor_S4444_Opaque(SkColor dst[], const void* src, int width,
- SkColorTable*) {
- SkASSERT(width > 0);
- const SkPMColor* s = (const SkPMColor*)src;
- do {
- SkPMColor c = SkPixel4444ToPixel32(*s++);
- *dst++ = SkColorSetRGB(SkGetPackedR32(c), SkGetPackedG32(c),
- SkGetPackedB32(c));
- } while (--width != 0);
- }
-
- static void ToColor_S565(SkColor dst[], const void* src, int width,
- SkColorTable*) {
- SkASSERT(width > 0);
- const uint16_t* s = (const uint16_t*)src;
- do {
- uint16_t c = *s++;
- *dst++ = SkColorSetRGB(SkPacked16ToR32(c), SkPacked16ToG32(c),
- SkPacked16ToB32(c));
- } while (--width != 0);
- }
-
- static void ToColor_SI8_Alpha(SkColor dst[], const void* src, int width,
- SkColorTable* ctable) {
- SkASSERT(width > 0);
- const uint8_t* s = (const uint8_t*)src;
- const SkPMColor* colors = ctable->lockColors();
- do {
- *dst++ = SkUnPreMultiply::PMColorToColor(colors[*s++]);
- } while (--width != 0);
- ctable->unlockColors(false);
- }
-
- static void ToColor_SI8_Opaque(SkColor dst[], const void* src, int width,
- SkColorTable* ctable) {
- SkASSERT(width > 0);
- const uint8_t* s = (const uint8_t*)src;
- const SkPMColor* colors = ctable->lockColors();
- do {
- SkPMColor c = colors[*s++];
- *dst++ = SkColorSetRGB(SkGetPackedR32(c), SkGetPackedG32(c),
- SkGetPackedB32(c));
- } while (--width != 0);
- ctable->unlockColors(false);
- }
-
- // can return NULL
- static ToColorProc ChooseToColorProc(const SkBitmap& src) {
- switch (src.config()) {
- case SkBitmap::kARGB_8888_Config:
- return src.isOpaque() ? ToColor_S32_Opaque : ToColor_S32_Alpha;
- case SkBitmap::kARGB_4444_Config:
- return src.isOpaque() ? ToColor_S4444_Opaque : ToColor_S4444_Alpha;
- case SkBitmap::kRGB_565_Config:
- return ToColor_S565;
- case SkBitmap::kIndex8_Config:
- if (src.getColorTable() == NULL) {
- return NULL;
- }
- return src.isOpaque() ? ToColor_SI8_Opaque : ToColor_SI8_Alpha;
- default:
- break;
- }
- return NULL;
- }
-
- ///////////////////////////////////////////////////////////////////////////////
- ///////////////////////////////////////////////////////////////////////////////
-
- static jobject Bitmap_creator(JNIEnv* env, jobject, jintArray jColors,
- int offset, int stride, int width, int height,
- SkBitmap::Config config, jboolean isMutable) {
- if (NULL != jColors) {
- size_t n = env->GetArrayLength(jColors);
- if (n < SkAbs32(stride) * (size_t)height) {
- doThrowAIOOBE(env);
- return NULL;
- }
- }
-
- SkBitmap bitmap;
-
- bitmap.setConfig(config, width, height);
-
- jbyteArray buff = GraphicsJNI::allocateJavaPixelRef(env, &bitmap, NULL);
- if (NULL == buff) {
- return NULL;
- }
-
- if (jColors != NULL) {
- GraphicsJNI::SetPixels(env, jColors, offset, stride,
- 0, 0, width, height, bitmap);
- }
-
- return GraphicsJNI::createBitmap(env, new SkBitmap(bitmap), buff, isMutable, NULL, NULL);
- }
-
- static jobject Bitmap_copy(JNIEnv* env, jobject, const SkBitmap* src,
- SkBitmap::Config dstConfig, jboolean isMutable) {
- SkBitmap result;
- JavaPixelAllocator allocator(env);
-
- if (!src->copyTo(&result, dstConfig, &allocator)) {
- return NULL;
- }
-
- return GraphicsJNI::createBitmap(env, new SkBitmap(result), allocator.getStorageObj(), isMutable, NULL, NULL);
- }
-
- static void Bitmap_destructor(JNIEnv* env, jobject, SkBitmap* bitmap) {
- #ifdef USE_OPENGL_RENDERER
- if (android::uirenderer::Caches::hasInstance()) {
- android::uirenderer::Caches::getInstance().resourceCache.destructor(bitmap);
- return;
- }
- #endif // USE_OPENGL_RENDERER
- delete bitmap;
- }
-
- static void Bitmap_recycle(JNIEnv* env, jobject, SkBitmap* bitmap) {
- #ifdef USE_OPENGL_RENDERER
- if (android::uirenderer::Caches::hasInstance()) {
- android::uirenderer::Caches::getInstance().resourceCache.recycle(bitmap);
- return;
- }
- #endif // USE_OPENGL_RENDERER
- bitmap->setPixels(NULL, NULL);
- }
-
- // These must match the int values in Bitmap.java
- enum JavaEncodeFormat {
- kJPEG_JavaEncodeFormat = 0,
- kPNG_JavaEncodeFormat = 1,
- kWEBP_JavaEncodeFormat = 2
- };
-
- static bool Bitmap_compress(JNIEnv* env, jobject clazz, SkBitmap* bitmap,
- int format, int quality,
- jobject jstream, jbyteArray jstorage) {
- SkImageEncoder::Type fm;
-
- switch (format) {
- case kJPEG_JavaEncodeFormat:
- fm = SkImageEncoder::kJPEG_Type;
- break;
- case kPNG_JavaEncodeFormat:
- fm = SkImageEncoder::kPNG_Type;
- break;
- case kWEBP_JavaEncodeFormat:
- fm = SkImageEncoder::kWEBP_Type;
- break;
- default:
- return false;
- }
-
- bool success = false;
- if (NULL != bitmap) {
- SkAutoLockPixels alp(*bitmap);
-
- if (NULL == bitmap->getPixels()) {
- return false;
- }
-
- SkWStream* strm = CreateJavaOutputStreamAdaptor(env, jstream, jstorage);
- if (NULL == strm) {
- return false;
- }
-
- SkImageEncoder* encoder = SkImageEncoder::Create(fm);
- if (NULL != encoder) {
- success = encoder->encodeStream(strm, *bitmap, quality);
- delete encoder;
- }
- delete strm;
- }
- return success;
- }
-
- static void Bitmap_erase(JNIEnv* env, jobject, SkBitmap* bitmap, jint color) {
- bitmap->eraseColor(color);
- }
-
- static int Bitmap_width(JNIEnv* env, jobject, SkBitmap* bitmap) {
- return bitmap->width();
- }
-
- static int Bitmap_height(JNIEnv* env, jobject, SkBitmap* bitmap) {
- return bitmap->height();
- }
-
- static int Bitmap_rowBytes(JNIEnv* env, jobject, SkBitmap* bitmap) {
- return bitmap->rowBytes();
- }
-
- static int Bitmap_config(JNIEnv* env, jobject, SkBitmap* bitmap) {
- return bitmap->config();
- }
-
- static int Bitmap_getGenerationId(JNIEnv* env, jobject, SkBitmap* bitmap) {
- return bitmap->getGenerationID();
- }
-
- static jboolean Bitmap_hasAlpha(JNIEnv* env, jobject, SkBitmap* bitmap) {
- return !bitmap->isOpaque();
- }
-
- static void Bitmap_setHasAlpha(JNIEnv* env, jobject, SkBitmap* bitmap,
- jboolean hasAlpha) {
- bitmap->setIsOpaque(!hasAlpha);
- }
-
- ///////////////////////////////////////////////////////////////////////////////
-
- static jobject Bitmap_createFromParcel(JNIEnv* env, jobject, jobject parcel) {
- if (parcel == NULL) {
- SkDebugf("-------- unparcel parcel is NULL\n");
- return NULL;
- }
-
- android::Parcel* p = android::parcelForJavaObject(env, parcel);
-
- const bool isMutable = p->readInt32() != 0;
- const SkBitmap::Config config = (SkBitmap::Config)p->readInt32();
- const int width = p->readInt32();
- const int height = p->readInt32();
- const int rowBytes = p->readInt32();
- const int density = p->readInt32();
-
- if (SkBitmap::kARGB_8888_Config != config &&
- SkBitmap::kRGB_565_Config != config &&
- SkBitmap::kARGB_4444_Config != config &&
- SkBitmap::kIndex8_Config != config &&
- SkBitmap::kA8_Config != config) {
- SkDebugf("Bitmap_createFromParcel unknown config: %d\n", config);
- return NULL;
- }
-
- SkBitmap* bitmap = new SkBitmap;
-
- bitmap->setConfig(config, width, height, rowBytes);
-
- SkColorTable* ctable = NULL;
- if (config == SkBitmap::kIndex8_Config) {
- int count = p->readInt32();
- if (count > 0) {
- size_t size = count * sizeof(SkPMColor);
- const SkPMColor* src = (const SkPMColor*)p->readInplace(size);
- ctable = new SkColorTable(src, count);
- }
- }
-
- jbyteArray buffer = GraphicsJNI::allocateJavaPixelRef(env, bitmap, ctable);
- if (NULL == buffer) {
- SkSafeUnref(ctable);
- delete bitmap;
- return NULL;
- }
-
- SkSafeUnref(ctable);
-
- size_t size = bitmap->getSize();
-
- android::Parcel::ReadableBlob blob;
- android::status_t status = p->readBlob(size, &blob);
- if (status) {
- doThrowRE(env, "Could not read bitmap from parcel blob.");
- delete bitmap;
- return NULL;
- }
-
- bitmap->lockPixels();
- memcpy(bitmap->getPixels(), blob.data(), size);
- bitmap->unlockPixels();
-
- blob.release();
- return GraphicsJNI::createBitmap(env, bitmap, buffer, isMutable, NULL, NULL, density);
- }
-
- static jboolean Bitmap_writeToParcel(JNIEnv* env, jobject,
- const SkBitmap* bitmap,
- jboolean isMutable, jint density,
- jobject parcel) {
- if (parcel == NULL) {
- SkDebugf("------- writeToParcel null parcel\n");
- return false;
- }
-
- android::Parcel* p = android::parcelForJavaObject(env, parcel);
-
- p->writeInt32(isMutable);
- p->writeInt32(bitmap->config());
- p->writeInt32(bitmap->width());
- p->writeInt32(bitmap->height());
- p->writeInt32(bitmap->rowBytes());
- p->writeInt32(density);
-
- if (bitmap->getConfig() == SkBitmap::kIndex8_Config) {
- SkColorTable* ctable = bitmap->getColorTable();
- if (ctable != NULL) {
- int count = ctable->count();
- p->writeInt32(count);
- memcpy(p->writeInplace(count * sizeof(SkPMColor)),
- ctable->lockColors(), count * sizeof(SkPMColor));
- ctable->unlockColors(false);
- } else {
- p->writeInt32(0); // indicate no ctable
- }
- }
-
- size_t size = bitmap->getSize();
-
- android::Parcel::WritableBlob blob;
- android::status_t status = p->writeBlob(size, &blob);
- if (status) {
- doThrowRE(env, "Could not write bitmap to parcel blob.");
- return false;
- }
-
- bitmap->lockPixels();
- const void* pSrc = bitmap->getPixels();
- if (pSrc == NULL) {
- memset(blob.data(), 0, size);
- } else {
- memcpy(blob.data(), pSrc, size);
- }
- bitmap->unlockPixels();
-
- blob.release();
- return true;
- }
-
- static jobject Bitmap_extractAlpha(JNIEnv* env, jobject clazz,
- const SkBitmap* src, const SkPaint* paint,
- jintArray offsetXY) {
- SkIPoint offset;
- SkBitmap* dst = new SkBitmap;
- JavaPixelAllocator allocator(env);
-
- 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) {
- delete dst;
- 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 GraphicsJNI::createBitmap(env, dst, allocator.getStorageObj(), true, NULL, NULL);
- }
-
- ///////////////////////////////////////////////////////////////////////////////
-
- static int Bitmap_getPixel(JNIEnv* env, jobject, const SkBitmap* bitmap,
- int x, int y) {
- SkAutoLockPixels alp(*bitmap);
-
- ToColorProc proc = ChooseToColorProc(*bitmap);
- if (NULL == proc) {
- return 0;
- }
- const void* src = bitmap->getAddr(x, y);
- if (NULL == src) {
- return 0;
- }
-
- SkColor dst[1];
- proc(dst, src, 1, bitmap->getColorTable());
- return dst[0];
- }
-
- static void Bitmap_getPixels(JNIEnv* env, jobject, const SkBitmap* bitmap,
- jintArray pixelArray, int offset, int stride,
- int x, int y, int width, int height) {
- SkAutoLockPixels alp(*bitmap);
-
- ToColorProc proc = ChooseToColorProc(*bitmap);
- if (NULL == proc) {
- return;
- }
- const void* src = bitmap->getAddr(x, y);
- if (NULL == src) {
- return;
- }
-
- SkColorTable* ctable = bitmap->getColorTable();
- jint* dst = env->GetIntArrayElements(pixelArray, NULL);
- SkColor* d = (SkColor*)dst + offset;
- while (--height >= 0) {
- proc(d, src, width, ctable);
- d += stride;
- src = (void*)((const char*)src + bitmap->rowBytes());
- }
- env->ReleaseIntArrayElements(pixelArray, dst, 0);
- }
-
- ///////////////////////////////////////////////////////////////////////////////
-
- static void Bitmap_setPixel(JNIEnv* env, jobject, const SkBitmap* bitmap,
- int x, int y, SkColor color) {
- SkAutoLockPixels alp(*bitmap);
- if (NULL == bitmap->getPixels()) {
- return;
- }
-
- FromColorProc proc = ChooseFromColorProc(bitmap->config());
- if (NULL == proc) {
- return;
- }
-
- proc(bitmap->getAddr(x, y), &color, 1, x, y);
- bitmap->notifyPixelsChanged();
- }
-
- static void Bitmap_setPixels(JNIEnv* env, jobject, const SkBitmap* bitmap,
- jintArray pixelArray, int offset, int stride,
- int x, int y, int width, int height) {
- GraphicsJNI::SetPixels(env, pixelArray, offset, stride,
- x, y, width, height, *bitmap);
- }
-
- static void Bitmap_copyPixelsToBuffer(JNIEnv* env, jobject,
- const SkBitmap* bitmap, jobject jbuffer) {
- SkAutoLockPixels alp(*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->getSize());
- }
- }
-
- static void Bitmap_copyPixelsFromBuffer(JNIEnv* env, jobject,
- const SkBitmap* bitmap, jobject jbuffer) {
- SkAutoLockPixels alp(*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->getSize());
- bitmap->notifyPixelsChanged();
- }
- }
-
- static bool Bitmap_sameAs(JNIEnv* env, jobject, const SkBitmap* bm0,
- const SkBitmap* bm1) {
- if (bm0->width() != bm1->width() ||
- bm0->height() != bm1->height() ||
- bm0->config() != bm1->config()) {
- return false;
- }
-
- SkAutoLockPixels alp0(*bm0);
- SkAutoLockPixels alp1(*bm1);
-
- // if we can't load the pixels, return false
- if (NULL == bm0->getPixels() || NULL == bm1->getPixels()) {
- return false;
- }
-
- if (bm0->config() == SkBitmap::kIndex8_Config) {
- SkColorTable* ct0 = bm0->getColorTable();
- SkColorTable* ct1 = bm1->getColorTable();
- if (NULL == ct0 || NULL == ct1) {
- return false;
- }
- if (ct0->count() != ct1->count()) {
- return false;
- }
-
- SkAutoLockColors alc0(ct0);
- SkAutoLockColors alc1(ct1);
- const size_t size = ct0->count() * sizeof(SkPMColor);
- if (memcmp(alc0.colors(), alc1.colors(), size) != 0) {
- return 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++) {
- if (memcmp(bm0->getAddr(0, y), bm1->getAddr(0, y), size) != 0) {
- return false;
- }
- }
- return true;
- }
-
- static void Bitmap_prepareToDraw(JNIEnv* env, jobject, SkBitmap* bitmap) {
- bitmap->lockPixels();
- bitmap->unlockPixels();
- }
-
- ///////////////////////////////////////////////////////////////////////////////
-
- #include <android_runtime/AndroidRuntime.h>
-
- static JNINativeMethod gBitmapMethods[] = {
- { "nativeCreate", "([IIIIIIZ)Landroid/graphics/Bitmap;",
- (void*)Bitmap_creator },
- { "nativeCopy", "(IIZ)Landroid/graphics/Bitmap;",
- (void*)Bitmap_copy },
- { "nativeDestructor", "(I)V", (void*)Bitmap_destructor },
- { "nativeRecycle", "(I)V", (void*)Bitmap_recycle },
- { "nativeCompress", "(IIILjava/io/OutputStream;[B)Z",
- (void*)Bitmap_compress },
- { "nativeErase", "(II)V", (void*)Bitmap_erase },
- { "nativeWidth", "(I)I", (void*)Bitmap_width },
- { "nativeHeight", "(I)I", (void*)Bitmap_height },
- { "nativeRowBytes", "(I)I", (void*)Bitmap_rowBytes },
- { "nativeConfig", "(I)I", (void*)Bitmap_config },
- { "nativeHasAlpha", "(I)Z", (void*)Bitmap_hasAlpha },
- { "nativeSetHasAlpha", "(IZ)V", (void*)Bitmap_setHasAlpha },
- { "nativeCreateFromParcel",
- "(Landroid/os/Parcel;)Landroid/graphics/Bitmap;",
- (void*)Bitmap_createFromParcel },
- { "nativeWriteToParcel", "(IZILandroid/os/Parcel;)Z",
- (void*)Bitmap_writeToParcel },
- { "nativeExtractAlpha", "(II[I)Landroid/graphics/Bitmap;",
- (void*)Bitmap_extractAlpha },
- { "nativeGenerationId", "(I)I", (void*)Bitmap_getGenerationId },
- { "nativeGetPixel", "(III)I", (void*)Bitmap_getPixel },
- { "nativeGetPixels", "(I[IIIIIII)V", (void*)Bitmap_getPixels },
- { "nativeSetPixel", "(IIII)V", (void*)Bitmap_setPixel },
- { "nativeSetPixels", "(I[IIIIIII)V", (void*)Bitmap_setPixels },
- { "nativeCopyPixelsToBuffer", "(ILjava/nio/Buffer;)V",
- (void*)Bitmap_copyPixelsToBuffer },
- { "nativeCopyPixelsFromBuffer", "(ILjava/nio/Buffer;)V",
- (void*)Bitmap_copyPixelsFromBuffer },
- { "nativeSameAs", "(II)Z", (void*)Bitmap_sameAs },
- { "nativePrepareToDraw", "(I)V", (void*)Bitmap_prepareToDraw },
- };
-
- #define kClassPathName "android/graphics/Bitmap"
-
- int register_android_graphics_Bitmap(JNIEnv* env)
- {
- return android::AndroidRuntime::registerNativeMethods(env, kClassPathName,
- gBitmapMethods, SK_ARRAY_COUNT(gBitmapMethods));
- }