blob: 05278f24ebbdd2cc6c458a07adf61e95195e6bd8 [file] [log] [blame]
Derek Sollenberger5368eda2019-10-25 11:20:03 -04001#undef LOG_TAG
John Reckf29ed282015-04-07 07:32:03 -07002#define LOG_TAG "Bitmap"
John Reckf29ed282015-04-07 07:32:03 -07003#include "Bitmap.h"
4
Chris Craik32054b02014-05-09 13:58:56 -07005#include "SkBitmap.h"
John Reckbe671952021-01-13 22:39:32 -05006#include "SkCanvas.h"
7#include "SkColor.h"
8#include "SkColorSpace.h"
Chris Craik32054b02014-05-09 13:58:56 -07009#include "SkPixelRef.h"
10#include "SkImageEncoder.h"
Leon Scroggins III57ee6202014-06-04 18:51:07 -040011#include "SkImageInfo.h"
Chris Craik32054b02014-05-09 13:58:56 -070012#include "GraphicsJNI.h"
Chris Craik32054b02014-05-09 13:58:56 -070013#include "SkStream.h"
Leon Scroggins III94d294b2019-09-06 13:22:46 -040014#include "SkWebpEncoder.h"
Chris Craik32054b02014-05-09 13:58:56 -070015
Chris Craik32054b02014-05-09 13:58:56 -070016#include "android_nio_utils.h"
17#include "CreateJavaOutputStreamAdaptor.h"
sergeyvdccca442016-03-21 15:38:21 -070018#include <hwui/Paint.h>
sergeyvc1c54062016-10-19 18:47:26 -070019#include <hwui/Bitmap.h>
Derek Sollenberger6e35e632019-01-22 13:56:25 -050020#include <utils/Color.h>
Chris Craik32054b02014-05-09 13:58:56 -070021
Jerome Gaillard21e7e2d2019-05-14 14:34:46 +010022#ifdef __ANDROID__ // Layoutlib does not support graphic buffer, parcel or render thread
John Recka18d7c82020-03-02 09:41:33 -080023#include <android-base/unique_fd.h>
24#include <android/binder_parcel.h>
25#include <android/binder_parcel_jni.h>
26#include <android/binder_parcel_platform.h>
27#include <android/binder_parcel_utils.h>
Derek Sollenberger42c50042020-02-18 14:51:17 -050028#include <private/android/AHardwareBufferHelpers.h>
John Recka18d7c82020-03-02 09:41:33 -080029#include <cutils/ashmem.h>
Leon Scroggins III898ce752020-02-18 12:22:17 -050030#include <dlfcn.h>
Leon Scroggins III5a190b12020-02-18 13:52:18 -050031#include <renderthread/RenderProxy.h>
John Recka18d7c82020-03-02 09:41:33 -080032#include <sys/mman.h>
Jerome Gaillard21e7e2d2019-05-14 14:34:46 +010033#endif
rennb2e9f522018-09-26 10:49:00 -070034
John Recka18d7c82020-03-02 09:41:33 -080035#include <inttypes.h>
Romain Guyce217fa2017-03-08 15:58:06 -080036#include <string.h>
Riley Andrews39d7f302014-11-13 17:43:25 -080037#include <memory>
38#include <string>
Chris Craik32054b02014-05-09 13:58:56 -070039
Jeff Browna316c5d2015-06-05 15:14:06 -070040#define DEBUG_PARCEL 0
41
sergeyvc69853c2016-10-07 14:14:09 -070042static jclass gBitmap_class;
43static jfieldID gBitmap_nativePtr;
44static jmethodID gBitmap_constructorMethodID;
45static jmethodID gBitmap_reinitMethodID;
sergeyvc69853c2016-10-07 14:14:09 -070046
John Reckf29ed282015-04-07 07:32:03 -070047namespace android {
48
sergeyvc1c54062016-10-19 18:47:26 -070049class BitmapWrapper {
John Reckf29ed282015-04-07 07:32:03 -070050public:
Chih-Hung Hsieh0727be12018-12-20 13:43:46 -080051 explicit BitmapWrapper(Bitmap* bitmap)
sergeyvc1c54062016-10-19 18:47:26 -070052 : mBitmap(bitmap) { }
sergeyvc69853c2016-10-07 14:14:09 -070053
54 void freePixels() {
sergeyvc1c54062016-10-19 18:47:26 -070055 mInfo = mBitmap->info();
56 mHasHardwareMipMap = mBitmap->hasHardwareMipMap();
57 mAllocationSize = mBitmap->getAllocationByteCount();
58 mRowBytes = mBitmap->rowBytes();
59 mGenerationId = mBitmap->getGenerationID();
sergeyv15a10852016-12-27 14:32:03 -080060 mIsHardware = mBitmap->isHardware();
sergeyvc1c54062016-10-19 18:47:26 -070061 mBitmap.reset();
John Reckf29ed282015-04-07 07:32:03 -070062 }
63
sergeyvc69853c2016-10-07 14:14:09 -070064 bool valid() {
Ben Wagner6b62ac02018-05-29 14:16:02 -040065 return mBitmap != nullptr;
John Reckf29ed282015-04-07 07:32:03 -070066 }
67
sergeyvaed7f582016-10-14 16:30:21 -070068 Bitmap& bitmap() {
69 assertValid();
70 return *mBitmap;
71 }
sergeyvc69853c2016-10-07 14:14:09 -070072
73 void assertValid() {
74 LOG_ALWAYS_FATAL_IF(!valid(), "Error, cannot access an invalid/free'd bitmap here!");
75 }
76
77 void getSkBitmap(SkBitmap* outBitmap) {
78 assertValid();
sergeyvc1c54062016-10-19 18:47:26 -070079 mBitmap->getSkBitmap(outBitmap);
sergeyvc69853c2016-10-07 14:14:09 -070080 }
81
82 bool hasHardwareMipMap() {
sergeyvc1c54062016-10-19 18:47:26 -070083 if (mBitmap) {
84 return mBitmap->hasHardwareMipMap();
John Reckf29ed282015-04-07 07:32:03 -070085 }
John Reckf29ed282015-04-07 07:32:03 -070086 return mHasHardwareMipMap;
87 }
88
89 void setHasHardwareMipMap(bool hasMipMap) {
sergeyvc69853c2016-10-07 14:14:09 -070090 assertValid();
sergeyvc1c54062016-10-19 18:47:26 -070091 mBitmap->setHasHardwareMipMap(hasMipMap);
John Reckf29ed282015-04-07 07:32:03 -070092 }
93
sergeyvc69853c2016-10-07 14:14:09 -070094 void setAlphaType(SkAlphaType alphaType) {
95 assertValid();
sergeyvc1c54062016-10-19 18:47:26 -070096 mBitmap->setAlphaType(alphaType);
John Reckf29ed282015-04-07 07:32:03 -070097 }
98
Derek Sollenberger202084c2019-01-14 13:55:08 -050099 void setColorSpace(sk_sp<SkColorSpace> colorSpace) {
100 assertValid();
101 mBitmap->setColorSpace(colorSpace);
102 }
103
sergeyvc69853c2016-10-07 14:14:09 -0700104 const SkImageInfo& info() {
sergeyvc1c54062016-10-19 18:47:26 -0700105 if (mBitmap) {
106 return mBitmap->info();
sergeyvc69853c2016-10-07 14:14:09 -0700107 }
108 return mInfo;
John Reckf29ed282015-04-07 07:32:03 -0700109 }
110
sergeyvc69853c2016-10-07 14:14:09 -0700111 size_t getAllocationByteCount() const {
sergeyvc1c54062016-10-19 18:47:26 -0700112 if (mBitmap) {
113 return mBitmap->getAllocationByteCount();
sergeyvc69853c2016-10-07 14:14:09 -0700114 }
115 return mAllocationSize;
John Reckf29ed282015-04-07 07:32:03 -0700116 }
117
sergeyvc69853c2016-10-07 14:14:09 -0700118 size_t rowBytes() const {
sergeyvc1c54062016-10-19 18:47:26 -0700119 if (mBitmap) {
120 return mBitmap->rowBytes();
sergeyvc69853c2016-10-07 14:14:09 -0700121 }
122 return mRowBytes;
123 }
124
125 uint32_t getGenerationID() const {
sergeyvc1c54062016-10-19 18:47:26 -0700126 if (mBitmap) {
127 return mBitmap->getGenerationID();
sergeyvc69853c2016-10-07 14:14:09 -0700128 }
129 return mGenerationId;
130 }
131
sergeyv15a10852016-12-27 14:32:03 -0800132 bool isHardware() {
133 if (mBitmap) {
134 return mBitmap->isHardware();
135 }
136 return mIsHardware;
137 }
138
sergeyvc1c54062016-10-19 18:47:26 -0700139 ~BitmapWrapper() { }
sergeyvc69853c2016-10-07 14:14:09 -0700140
John Reckf29ed282015-04-07 07:32:03 -0700141private:
sergeyvc1c54062016-10-19 18:47:26 -0700142 sk_sp<Bitmap> mBitmap;
sergeyvc69853c2016-10-07 14:14:09 -0700143 SkImageInfo mInfo;
144 bool mHasHardwareMipMap;
145 size_t mAllocationSize;
146 size_t mRowBytes;
147 uint32_t mGenerationId;
sergeyv15a10852016-12-27 14:32:03 -0800148 bool mIsHardware;
John Reckf29ed282015-04-07 07:32:03 -0700149};
150
John Reckf29ed282015-04-07 07:32:03 -0700151// Convenience class that does not take a global ref on the pixels, relying
152// on the caller already having a local JNI ref
153class LocalScopedBitmap {
154public:
Chih-Hung Hsiehc6baf562016-04-27 11:29:23 -0700155 explicit LocalScopedBitmap(jlong bitmapHandle)
sergeyvc1c54062016-10-19 18:47:26 -0700156 : mBitmapWrapper(reinterpret_cast<BitmapWrapper*>(bitmapHandle)) {}
John Reckf29ed282015-04-07 07:32:03 -0700157
sergeyvc1c54062016-10-19 18:47:26 -0700158 BitmapWrapper* operator->() {
159 return mBitmapWrapper;
John Reckf29ed282015-04-07 07:32:03 -0700160 }
161
162 void* pixels() {
sergeyvaed7f582016-10-14 16:30:21 -0700163 return mBitmapWrapper->bitmap().pixels();
John Reckf29ed282015-04-07 07:32:03 -0700164 }
165
166 bool valid() {
sergeyvc1c54062016-10-19 18:47:26 -0700167 return mBitmapWrapper && mBitmapWrapper->valid();
John Reckf29ed282015-04-07 07:32:03 -0700168 }
169
170private:
sergeyvc1c54062016-10-19 18:47:26 -0700171 BitmapWrapper* mBitmapWrapper;
John Reckf29ed282015-04-07 07:32:03 -0700172};
173
sergeyvc69853c2016-10-07 14:14:09 -0700174namespace bitmap {
175
176// Assert that bitmap's SkAlphaType is consistent with isPremultiplied.
177static void assert_premultiplied(const SkImageInfo& info, bool isPremultiplied) {
178 // kOpaque_SkAlphaType and kIgnore_SkAlphaType mean that isPremultiplied is
179 // irrelevant. This just tests to ensure that the SkAlphaType is not
180 // opposite of isPremultiplied.
181 if (isPremultiplied) {
182 SkASSERT(info.alphaType() != kUnpremul_SkAlphaType);
183 } else {
184 SkASSERT(info.alphaType() != kPremul_SkAlphaType);
185 }
186}
187
188void reinitBitmap(JNIEnv* env, jobject javaBitmap, const SkImageInfo& info,
189 bool isPremultiplied)
190{
191 // The caller needs to have already set the alpha type properly, so the
192 // native SkBitmap stays in sync with the Java Bitmap.
193 assert_premultiplied(info, isPremultiplied);
194
195 env->CallVoidMethod(javaBitmap, gBitmap_reinitMethodID,
196 info.width(), info.height(), isPremultiplied);
197}
198
sergeyvc1c54062016-10-19 18:47:26 -0700199jobject createBitmap(JNIEnv* env, Bitmap* bitmap,
sergeyvc69853c2016-10-07 14:14:09 -0700200 int bitmapCreateFlags, jbyteArray ninePatchChunk, jobject ninePatchInsets,
201 int density) {
202 bool isMutable = bitmapCreateFlags & kBitmapCreateFlag_Mutable;
203 bool isPremultiplied = bitmapCreateFlags & kBitmapCreateFlag_Premultiplied;
204 // The caller needs to have already set the alpha type properly, so the
205 // native SkBitmap stays in sync with the Java Bitmap.
sergeyvc1c54062016-10-19 18:47:26 -0700206 assert_premultiplied(bitmap->info(), isPremultiplied);
Leon Scroggins IIIbbdb7312019-01-31 14:35:54 -0500207 bool fromMalloc = bitmap->pixelStorageType() == PixelStorageType::Heap;
sergeyvc1c54062016-10-19 18:47:26 -0700208 BitmapWrapper* bitmapWrapper = new BitmapWrapper(bitmap);
Nader Jawade7b51292018-04-12 17:55:31 -0700209 if (!isMutable) {
210 bitmapWrapper->bitmap().setImmutable();
211 }
sergeyvc69853c2016-10-07 14:14:09 -0700212 jobject obj = env->NewObject(gBitmap_class, gBitmap_constructorMethodID,
sergeyvc1c54062016-10-19 18:47:26 -0700213 reinterpret_cast<jlong>(bitmapWrapper), bitmap->width(), bitmap->height(), density,
Leon Scroggins IIIbbdb7312019-01-31 14:35:54 -0500214 isPremultiplied, ninePatchChunk, ninePatchInsets, fromMalloc);
sergeyvc69853c2016-10-07 14:14:09 -0700215
216 if (env->ExceptionCheck() != 0) {
217 ALOGE("*** Uncaught exception returned from Java call!\n");
218 env->ExceptionDescribe();
219 }
220 return obj;
221}
222
223void toSkBitmap(jlong bitmapHandle, SkBitmap* outBitmap) {
224 LocalScopedBitmap bitmap(bitmapHandle);
225 bitmap->getSkBitmap(outBitmap);
226}
227
Leon Scroggins III71fae622019-03-26 16:28:41 -0400228Bitmap& toBitmap(jlong bitmapHandle) {
sergeyv5fd2a1c2016-10-20 15:04:28 -0700229 LocalScopedBitmap localBitmap(bitmapHandle);
230 return localBitmap->bitmap();
231}
232
sergeyvc69853c2016-10-07 14:14:09 -0700233} // namespace bitmap
234
235} // namespace android
236
237using namespace android;
238using namespace android::bitmap;
239
Derek Sollenberger6c41ab12019-11-08 08:50:58 -0500240Bitmap* GraphicsJNI::getNativeBitmap(JNIEnv* env, jobject bitmap) {
241 SkASSERT(env);
242 SkASSERT(bitmap);
243 SkASSERT(env->IsInstanceOf(bitmap, gBitmap_class));
244 jlong bitmapHandle = env->GetLongField(bitmap, gBitmap_nativePtr);
245 LocalScopedBitmap localBitmap(bitmapHandle);
246 return localBitmap.valid() ? &localBitmap->bitmap() : nullptr;
247}
248
Leon Scroggins III84a2afc2020-01-19 19:27:16 -0500249SkImageInfo GraphicsJNI::getBitmapInfo(JNIEnv* env, jobject bitmap, uint32_t* outRowBytes,
250 bool* isHardware) {
Derek Sollenberger6c41ab12019-11-08 08:50:58 -0500251 SkASSERT(env);
252 SkASSERT(bitmap);
253 SkASSERT(env->IsInstanceOf(bitmap, gBitmap_class));
254 jlong bitmapHandle = env->GetLongField(bitmap, gBitmap_nativePtr);
255 LocalScopedBitmap localBitmap(bitmapHandle);
256 if (outRowBytes) {
257 *outRowBytes = localBitmap->rowBytes();
258 }
Leon Scroggins III84a2afc2020-01-19 19:27:16 -0500259 if (isHardware) {
260 *isHardware = localBitmap->isHardware();
261 }
Derek Sollenberger6c41ab12019-11-08 08:50:58 -0500262 return localBitmap->info();
263}
264
Chris Craik32054b02014-05-09 13:58:56 -0700265bool GraphicsJNI::SetPixels(JNIEnv* env, jintArray srcColors, int srcOffset, int srcStride,
Brian Osman91c9c282018-08-17 16:57:15 -0400266 int x, int y, int width, int height, SkBitmap* dstBitmap) {
Chris Craik32054b02014-05-09 13:58:56 -0700267 const jint* array = env->GetIntArrayElements(srcColors, NULL);
268 const SkColor* src = (const SkColor*)array + srcOffset;
269
Brian Osman91c9c282018-08-17 16:57:15 -0400270 auto sRGB = SkColorSpace::MakeSRGB();
271 SkImageInfo srcInfo = SkImageInfo::Make(
272 width, height, kBGRA_8888_SkColorType, kUnpremul_SkAlphaType, sRGB);
273 SkPixmap srcPM(srcInfo, src, srcStride * 4);
Romain Guyce217fa2017-03-08 15:58:06 -0800274
Brian Osman91c9c282018-08-17 16:57:15 -0400275 dstBitmap->writePixels(srcPM, x, y);
Chris Craik32054b02014-05-09 13:58:56 -0700276
Romain Guy9505a652016-12-14 09:43:50 -0800277 env->ReleaseIntArrayElements(srcColors, const_cast<jint*>(array), JNI_ABORT);
Chris Craik32054b02014-05-09 13:58:56 -0700278 return true;
279}
280
Chris Craik32054b02014-05-09 13:58:56 -0700281///////////////////////////////////////////////////////////////////////////////
282///////////////////////////////////////////////////////////////////////////////
283
284static int getPremulBitmapCreateFlags(bool isMutable) {
sergeyvc69853c2016-10-07 14:14:09 -0700285 int flags = android::bitmap::kBitmapCreateFlag_Premultiplied;
286 if (isMutable) flags |= android::bitmap::kBitmapCreateFlag_Mutable;
Chris Craik32054b02014-05-09 13:58:56 -0700287 return flags;
288}
289
290static jobject Bitmap_creator(JNIEnv* env, jobject, jintArray jColors,
291 jint offset, jint stride, jint width, jint height,
Romain Guy82426562017-04-04 19:38:50 -0700292 jint configHandle, jboolean isMutable,
Leon Scroggins III0e443d12018-12-19 11:38:35 -0500293 jlong colorSpacePtr) {
Mike Reed1103b322014-07-08 12:36:44 -0400294 SkColorType colorType = GraphicsJNI::legacyBitmapConfigToColorType(configHandle);
Chris Craik32054b02014-05-09 13:58:56 -0700295 if (NULL != jColors) {
296 size_t n = env->GetArrayLength(jColors);
297 if (n < SkAbs32(stride) * (size_t)height) {
298 doThrowAIOOBE(env);
299 return NULL;
300 }
301 }
302
303 // ARGB_4444 is a deprecated format, convert automatically to 8888
Mike Reedb9330552014-06-16 17:31:48 -0400304 if (colorType == kARGB_4444_SkColorType) {
305 colorType = kN32_SkColorType;
Chris Craik32054b02014-05-09 13:58:56 -0700306 }
307
Derek Sollenbergerbf3e4642019-01-30 11:28:27 -0500308 sk_sp<SkColorSpace> colorSpace;
309 if (colorType == kAlpha_8_SkColorType) {
310 colorSpace = nullptr;
311 } else {
312 colorSpace = GraphicsJNI::getNativeColorSpace(colorSpacePtr);
313 }
314
Chris Craik32054b02014-05-09 13:58:56 -0700315 SkBitmap bitmap;
Leon Scroggins III0e443d12018-12-19 11:38:35 -0500316 bitmap.setInfo(SkImageInfo::Make(width, height, colorType, kPremul_SkAlphaType,
Derek Sollenbergerbf3e4642019-01-30 11:28:27 -0500317 colorSpace));
Chris Craik32054b02014-05-09 13:58:56 -0700318
Leon Scroggins IIIf51a80d2017-07-12 10:46:35 -0400319 sk_sp<Bitmap> nativeBitmap = Bitmap::allocateHeapBitmap(&bitmap);
John Reckf29ed282015-04-07 07:32:03 -0700320 if (!nativeBitmap) {
Leon Scroggins IIIf3a02992017-10-03 14:00:20 -0400321 ALOGE("OOM allocating Bitmap with dimensions %i x %i", width, height);
322 doThrowOOME(env);
Chris Craik32054b02014-05-09 13:58:56 -0700323 return NULL;
324 }
325
326 if (jColors != NULL) {
Brian Osman91c9c282018-08-17 16:57:15 -0400327 GraphicsJNI::SetPixels(env, jColors, offset, stride, 0, 0, width, height, &bitmap);
Chris Craik32054b02014-05-09 13:58:56 -0700328 }
329
sergeyvc36bd6c2016-10-11 15:49:16 -0700330 return createBitmap(env, nativeBitmap.release(), getPremulBitmapCreateFlags(isMutable));
Chris Craik32054b02014-05-09 13:58:56 -0700331}
332
Matt Sarett5320a722017-03-20 13:51:29 -0400333static bool bitmapCopyTo(SkBitmap* dst, SkColorType dstCT, const SkBitmap& src,
334 SkBitmap::Allocator* alloc) {
Matt Sarette9834402017-04-25 13:49:42 -0400335 SkPixmap srcPM;
336 if (!src.peekPixels(&srcPM)) {
337 return false;
338 }
339
340 SkImageInfo dstInfo = srcPM.info().makeColorType(dstCT);
341 switch (dstCT) {
342 case kRGB_565_SkColorType:
Brian Osmanbaf13e82018-09-21 11:21:30 -0400343 dstInfo = dstInfo.makeAlphaType(kOpaque_SkAlphaType);
Matt Sarette9834402017-04-25 13:49:42 -0400344 break;
Derek Sollenbergerbf3e4642019-01-30 11:28:27 -0500345 case kAlpha_8_SkColorType:
346 dstInfo = dstInfo.makeColorSpace(nullptr);
Matt Sarette9834402017-04-25 13:49:42 -0400347 break;
348 default:
349 break;
350 }
351
Derek Sollenbergerbf3e4642019-01-30 11:28:27 -0500352 if (!dstInfo.colorSpace() && dstCT != kAlpha_8_SkColorType) {
353 dstInfo = dstInfo.makeColorSpace(SkColorSpace::MakeSRGB());
354 }
355
Matt Sarette9834402017-04-25 13:49:42 -0400356 if (!dst->setInfo(dstInfo)) {
357 return false;
358 }
Mike Reed81397c42017-07-18 17:04:16 -0400359 if (!dst->tryAllocPixels(alloc)) {
Matt Sarette9834402017-04-25 13:49:42 -0400360 return false;
361 }
362
Matt Sarette9834402017-04-25 13:49:42 -0400363 SkPixmap dstPM;
364 if (!dst->peekPixels(&dstPM)) {
365 return false;
366 }
367
Matt Sarette9834402017-04-25 13:49:42 -0400368 return srcPM.readPixels(dstPM);
Matt Sarett5320a722017-03-20 13:51:29 -0400369}
370
Chris Craik32054b02014-05-09 13:58:56 -0700371static jobject Bitmap_copy(JNIEnv* env, jobject, jlong srcHandle,
372 jint dstConfigHandle, jboolean isMutable) {
John Reckf29ed282015-04-07 07:32:03 -0700373 SkBitmap src;
sergeyvc1c54062016-10-19 18:47:26 -0700374 reinterpret_cast<BitmapWrapper*>(srcHandle)->getSkBitmap(&src);
sergeyv05126d12016-12-15 19:50:15 -0800375 if (dstConfigHandle == GraphicsJNI::hardwareLegacyBitmapConfig()) {
376 sk_sp<Bitmap> bitmap(Bitmap::allocateHardwareBitmap(src));
377 if (!bitmap.get()) {
378 return NULL;
379 }
sergeyv656117b2017-02-28 15:25:10 -0800380 return createBitmap(env, bitmap.release(), getPremulBitmapCreateFlags(isMutable));
sergeyv05126d12016-12-15 19:50:15 -0800381 }
382
Mike Reed1103b322014-07-08 12:36:44 -0400383 SkColorType dstCT = GraphicsJNI::legacyBitmapConfigToColorType(dstConfigHandle);
sergeyv45082182016-09-29 18:25:40 -0700384 SkBitmap result;
385 HeapAllocator allocator;
Chris Craik32054b02014-05-09 13:58:56 -0700386
Matt Sarett5320a722017-03-20 13:51:29 -0400387 if (!bitmapCopyTo(&result, dstCT, src, &allocator)) {
Chris Craik32054b02014-05-09 13:58:56 -0700388 return NULL;
389 }
sergeyvc1c54062016-10-19 18:47:26 -0700390 auto bitmap = allocator.getStorageObjAndReset();
391 return createBitmap(env, bitmap, getPremulBitmapCreateFlags(isMutable));
Chris Craik32054b02014-05-09 13:58:56 -0700392}
393
sergeyvc1c54062016-10-19 18:47:26 -0700394static Bitmap* Bitmap_copyAshmemImpl(JNIEnv* env, SkBitmap& src, SkColorType& dstCT) {
Riley Andrews721ae5f2015-05-11 16:08:22 -0700395 SkBitmap result;
396
397 AshmemPixelAllocator allocator(env);
Matt Sarett5320a722017-03-20 13:51:29 -0400398 if (!bitmapCopyTo(&result, dstCT, src, &allocator)) {
Riley Andrews721ae5f2015-05-11 16:08:22 -0700399 return NULL;
400 }
sergeyvc1c54062016-10-19 18:47:26 -0700401 auto bitmap = allocator.getStorageObjAndReset();
402 bitmap->setImmutable();
403 return bitmap;
Winsona5fdde92016-04-14 15:27:15 -0700404}
405
406static jobject Bitmap_copyAshmem(JNIEnv* env, jobject, jlong srcHandle) {
407 SkBitmap src;
sergeyvc1c54062016-10-19 18:47:26 -0700408 reinterpret_cast<BitmapWrapper*>(srcHandle)->getSkBitmap(&src);
Winsona5fdde92016-04-14 15:27:15 -0700409 SkColorType dstCT = src.colorType();
sergeyvc1c54062016-10-19 18:47:26 -0700410 auto bitmap = Bitmap_copyAshmemImpl(env, src, dstCT);
411 jobject ret = createBitmap(env, bitmap, getPremulBitmapCreateFlags(false));
Winsona5fdde92016-04-14 15:27:15 -0700412 return ret;
413}
414
415static jobject Bitmap_copyAshmemConfig(JNIEnv* env, jobject, jlong srcHandle, jint dstConfigHandle) {
416 SkBitmap src;
sergeyvc1c54062016-10-19 18:47:26 -0700417 reinterpret_cast<BitmapWrapper*>(srcHandle)->getSkBitmap(&src);
Winsona5fdde92016-04-14 15:27:15 -0700418 SkColorType dstCT = GraphicsJNI::legacyBitmapConfigToColorType(dstConfigHandle);
sergeyvc1c54062016-10-19 18:47:26 -0700419 auto bitmap = Bitmap_copyAshmemImpl(env, src, dstCT);
420 jobject ret = createBitmap(env, bitmap, getPremulBitmapCreateFlags(false));
Riley Andrews721ae5f2015-05-11 16:08:22 -0700421 return ret;
422}
423
sergeyvc1c54062016-10-19 18:47:26 -0700424static void Bitmap_destruct(BitmapWrapper* bitmap) {
sergeyvc69853c2016-10-07 14:14:09 -0700425 delete bitmap;
Chris Craik32054b02014-05-09 13:58:56 -0700426}
427
Richard Uhler775873a2015-12-29 12:37:39 -0800428static jlong Bitmap_getNativeFinalizer(JNIEnv*, jobject) {
429 return static_cast<jlong>(reinterpret_cast<uintptr_t>(&Bitmap_destruct));
430}
431
Leon Scroggins IIIf8adae12018-05-24 15:25:08 -0400432static void Bitmap_recycle(JNIEnv* env, jobject, jlong bitmapHandle) {
John Reckf29ed282015-04-07 07:32:03 -0700433 LocalScopedBitmap bitmap(bitmapHandle);
434 bitmap->freePixels();
Chris Craik32054b02014-05-09 13:58:56 -0700435}
436
437static void Bitmap_reconfigure(JNIEnv* env, jobject clazz, jlong bitmapHandle,
sergeyv45082182016-09-29 18:25:40 -0700438 jint width, jint height, jint configHandle, jboolean requestPremul) {
John Reckf29ed282015-04-07 07:32:03 -0700439 LocalScopedBitmap bitmap(bitmapHandle);
sergeyvc69853c2016-10-07 14:14:09 -0700440 bitmap->assertValid();
Mike Reed1103b322014-07-08 12:36:44 -0400441 SkColorType colorType = GraphicsJNI::legacyBitmapConfigToColorType(configHandle);
Leon Scroggins III17a8bfc2014-06-03 16:15:15 -0400442
443 // ARGB_4444 is a deprecated format, convert automatically to 8888
444 if (colorType == kARGB_4444_SkColorType) {
445 colorType = kN32_SkColorType;
446 }
sergeyv45082182016-09-29 18:25:40 -0700447 size_t requestedSize = width * height * SkColorTypeBytesPerPixel(colorType);
448 if (requestedSize > bitmap->getAllocationByteCount()) {
Chris Craik32054b02014-05-09 13:58:56 -0700449 // done in native as there's no way to get BytesPerPixel in Java
450 doThrowIAE(env, "Bitmap not large enough to support new configuration");
451 return;
452 }
Leon Scroggins III17a8bfc2014-06-03 16:15:15 -0400453 SkAlphaType alphaType;
John Reckf29ed282015-04-07 07:32:03 -0700454 if (bitmap->info().colorType() != kRGB_565_SkColorType
455 && bitmap->info().alphaType() == kOpaque_SkAlphaType) {
Leon Scroggins III17a8bfc2014-06-03 16:15:15 -0400456 // If the original bitmap was set to opaque, keep that setting, unless it
457 // was 565, which is required to be opaque.
458 alphaType = kOpaque_SkAlphaType;
459 } else {
460 // Otherwise respect the premultiplied request.
461 alphaType = requestPremul ? kPremul_SkAlphaType : kUnpremul_SkAlphaType;
462 }
sergeyvaed7f582016-10-14 16:30:21 -0700463 bitmap->bitmap().reconfigure(SkImageInfo::Make(width, height, colorType, alphaType,
sergeyv7d5219f2016-11-03 16:18:16 -0700464 sk_ref_sp(bitmap->info().colorSpace())));
Chris Craik32054b02014-05-09 13:58:56 -0700465}
466
Chris Craik32054b02014-05-09 13:58:56 -0700467static jboolean Bitmap_compress(JNIEnv* env, jobject clazz, jlong bitmapHandle,
468 jint format, jint quality,
469 jobject jstream, jbyteArray jstorage) {
Hal Canary10219fb2016-11-23 20:41:22 -0500470 LocalScopedBitmap bitmap(bitmapHandle);
John Reckf29ed282015-04-07 07:32:03 -0700471 if (!bitmap.valid()) {
472 return JNI_FALSE;
473 }
474
John Reckf29ed282015-04-07 07:32:03 -0700475 std::unique_ptr<SkWStream> strm(CreateJavaOutputStreamAdaptor(env, jstream, jstorage));
476 if (!strm.get()) {
477 return JNI_FALSE;
478 }
Chris Craik32054b02014-05-09 13:58:56 -0700479
Leon Scroggins III9010e8b2019-08-20 11:27:17 -0400480 auto fm = static_cast<Bitmap::JavaCompressFormat>(format);
Leon Scroggins III949c6002020-01-23 16:20:39 -0500481 return bitmap->bitmap().compress(fm, quality, strm.get()) ? JNI_TRUE : JNI_FALSE;
Chris Craik32054b02014-05-09 13:58:56 -0700482}
483
Leon Scroggins III4c4259b2018-12-17 10:40:07 -0500484static inline void bitmapErase(SkBitmap bitmap, const SkColor4f& color,
485 const sk_sp<SkColorSpace>& colorSpace) {
486 SkPaint p;
487 p.setColor4f(color, colorSpace.get());
488 p.setBlendMode(SkBlendMode::kSrc);
489 SkCanvas canvas(bitmap);
490 canvas.drawPaint(p);
491}
492
Chris Craik32054b02014-05-09 13:58:56 -0700493static void Bitmap_erase(JNIEnv* env, jobject, jlong bitmapHandle, jint color) {
John Reckf29ed282015-04-07 07:32:03 -0700494 LocalScopedBitmap bitmap(bitmapHandle);
495 SkBitmap skBitmap;
496 bitmap->getSkBitmap(&skBitmap);
Leon Scroggins III4c4259b2018-12-17 10:40:07 -0500497 bitmapErase(skBitmap, SkColor4f::FromColor(color), SkColorSpace::MakeSRGB());
498}
499
Leon Scroggins III94ba1002019-01-17 13:34:51 -0500500static void Bitmap_eraseLong(JNIEnv* env, jobject, jlong bitmapHandle,
501 jlong colorSpaceHandle, jlong colorLong) {
Leon Scroggins III4c4259b2018-12-17 10:40:07 -0500502 LocalScopedBitmap bitmap(bitmapHandle);
503 SkBitmap skBitmap;
504 bitmap->getSkBitmap(&skBitmap);
Leon Scroggins III0e443d12018-12-19 11:38:35 -0500505
Leon Scroggins III94ba1002019-01-17 13:34:51 -0500506 SkColor4f color = GraphicsJNI::convertColorLong(colorLong);
Leon Scroggins III0e443d12018-12-19 11:38:35 -0500507 sk_sp<SkColorSpace> cs = GraphicsJNI::getNativeColorSpace(colorSpaceHandle);
Leon Scroggins III4c4259b2018-12-17 10:40:07 -0500508 bitmapErase(skBitmap, color, cs);
Chris Craik32054b02014-05-09 13:58:56 -0700509}
510
511static jint Bitmap_rowBytes(JNIEnv* env, jobject, jlong bitmapHandle) {
John Reckf29ed282015-04-07 07:32:03 -0700512 LocalScopedBitmap bitmap(bitmapHandle);
Chris Craik32054b02014-05-09 13:58:56 -0700513 return static_cast<jint>(bitmap->rowBytes());
514}
515
516static jint Bitmap_config(JNIEnv* env, jobject, jlong bitmapHandle) {
John Reckf29ed282015-04-07 07:32:03 -0700517 LocalScopedBitmap bitmap(bitmapHandle);
sergeyv15a10852016-12-27 14:32:03 -0800518 if (bitmap->isHardware()) {
sergeyv19b4b012016-12-13 16:06:00 -0800519 return GraphicsJNI::hardwareLegacyBitmapConfig();
520 }
John Reckf29ed282015-04-07 07:32:03 -0700521 return GraphicsJNI::colorTypeToLegacyBitmapConfig(bitmap->info().colorType());
Chris Craik32054b02014-05-09 13:58:56 -0700522}
523
524static jint Bitmap_getGenerationId(JNIEnv* env, jobject, jlong bitmapHandle) {
John Reckf29ed282015-04-07 07:32:03 -0700525 LocalScopedBitmap bitmap(bitmapHandle);
sergeyvc69853c2016-10-07 14:14:09 -0700526 return static_cast<jint>(bitmap->getGenerationID());
Chris Craik32054b02014-05-09 13:58:56 -0700527}
528
Leon Scroggins III57ee6202014-06-04 18:51:07 -0400529static jboolean Bitmap_isPremultiplied(JNIEnv* env, jobject, jlong bitmapHandle) {
John Reckf29ed282015-04-07 07:32:03 -0700530 LocalScopedBitmap bitmap(bitmapHandle);
531 if (bitmap->info().alphaType() == kPremul_SkAlphaType) {
Leon Scroggins III57ee6202014-06-04 18:51:07 -0400532 return JNI_TRUE;
533 }
534 return JNI_FALSE;
535}
536
Chris Craik32054b02014-05-09 13:58:56 -0700537static jboolean Bitmap_hasAlpha(JNIEnv* env, jobject, jlong bitmapHandle) {
John Reckf29ed282015-04-07 07:32:03 -0700538 LocalScopedBitmap bitmap(bitmapHandle);
539 return !bitmap->info().isOpaque() ? JNI_TRUE : JNI_FALSE;
Chris Craik32054b02014-05-09 13:58:56 -0700540}
541
Leon Scroggins III57ee6202014-06-04 18:51:07 -0400542static void Bitmap_setHasAlpha(JNIEnv* env, jobject, jlong bitmapHandle,
543 jboolean hasAlpha, jboolean requestPremul) {
John Reckf29ed282015-04-07 07:32:03 -0700544 LocalScopedBitmap bitmap(bitmapHandle);
Leon Scroggins III57ee6202014-06-04 18:51:07 -0400545 if (hasAlpha) {
John Reck0781a2f2015-05-27 16:29:17 -0700546 bitmap->setAlphaType(
John Reckf29ed282015-04-07 07:32:03 -0700547 requestPremul ? kPremul_SkAlphaType : kUnpremul_SkAlphaType);
Chris Craik32054b02014-05-09 13:58:56 -0700548 } else {
John Reck0781a2f2015-05-27 16:29:17 -0700549 bitmap->setAlphaType(kOpaque_SkAlphaType);
Leon Scroggins III57ee6202014-06-04 18:51:07 -0400550 }
551}
552
553static void Bitmap_setPremultiplied(JNIEnv* env, jobject, jlong bitmapHandle,
554 jboolean isPremul) {
John Reckf29ed282015-04-07 07:32:03 -0700555 LocalScopedBitmap bitmap(bitmapHandle);
556 if (!bitmap->info().isOpaque()) {
Leon Scroggins III57ee6202014-06-04 18:51:07 -0400557 if (isPremul) {
John Reck0781a2f2015-05-27 16:29:17 -0700558 bitmap->setAlphaType(kPremul_SkAlphaType);
Leon Scroggins III57ee6202014-06-04 18:51:07 -0400559 } else {
John Reck0781a2f2015-05-27 16:29:17 -0700560 bitmap->setAlphaType(kUnpremul_SkAlphaType);
Leon Scroggins III57ee6202014-06-04 18:51:07 -0400561 }
Chris Craik32054b02014-05-09 13:58:56 -0700562 }
563}
564
565static jboolean Bitmap_hasMipMap(JNIEnv* env, jobject, jlong bitmapHandle) {
John Reckf29ed282015-04-07 07:32:03 -0700566 LocalScopedBitmap bitmap(bitmapHandle);
Chris Craik32054b02014-05-09 13:58:56 -0700567 return bitmap->hasHardwareMipMap() ? JNI_TRUE : JNI_FALSE;
568}
569
570static void Bitmap_setHasMipMap(JNIEnv* env, jobject, jlong bitmapHandle,
571 jboolean hasMipMap) {
John Reckf29ed282015-04-07 07:32:03 -0700572 LocalScopedBitmap bitmap(bitmapHandle);
Chris Craik32054b02014-05-09 13:58:56 -0700573 bitmap->setHasHardwareMipMap(hasMipMap);
574}
575
576///////////////////////////////////////////////////////////////////////////////
577
John Recka18d7c82020-03-02 09:41:33 -0800578// TODO: Move somewhere else
Derek Sollenberger42c50042020-02-18 14:51:17 -0500579#ifdef __ANDROID__ // Layoutlib does not support parcel
Derek Sollenberger42c50042020-02-18 14:51:17 -0500580
John Recka18d7c82020-03-02 09:41:33 -0800581class ScopedParcel {
582public:
583 explicit ScopedParcel(JNIEnv* env, jobject parcel) {
584 mParcel = AParcel_fromJavaParcel(env, parcel);
Derek Sollenberger42c50042020-02-18 14:51:17 -0500585 }
John Recka18d7c82020-03-02 09:41:33 -0800586
587 ~ScopedParcel() { AParcel_delete(mParcel); }
588
589 int32_t readInt32() {
590 int32_t temp = 0;
591 // TODO: This behavior-matches what android::Parcel does
592 // but this should probably be better
593 if (AParcel_readInt32(mParcel, &temp) != STATUS_OK) {
594 temp = 0;
595 }
596 return temp;
597 }
598
599 uint32_t readUint32() {
600 uint32_t temp = 0;
601 // TODO: This behavior-matches what android::Parcel does
602 // but this should probably be better
603 if (AParcel_readUint32(mParcel, &temp) != STATUS_OK) {
604 temp = 0;
605 }
606 return temp;
607 }
608
609 void writeInt32(int32_t value) { AParcel_writeInt32(mParcel, value); }
610
611 void writeUint32(uint32_t value) { AParcel_writeUint32(mParcel, value); }
612
613 bool allowFds() const { return AParcel_getAllowFds(mParcel); }
614
615 std::optional<sk_sp<SkData>> readData() {
616 struct Data {
617 void* ptr = nullptr;
618 size_t size = 0;
619 } data;
620 auto error = AParcel_readByteArray(mParcel, &data,
621 [](void* arrayData, int32_t length,
622 int8_t** outBuffer) -> bool {
623 Data* data = reinterpret_cast<Data*>(arrayData);
624 if (length > 0) {
625 data->ptr = sk_malloc_canfail(length);
626 if (!data->ptr) {
627 return false;
628 }
629 *outBuffer =
630 reinterpret_cast<int8_t*>(data->ptr);
631 data->size = length;
632 }
633 return true;
634 });
635 if (error != STATUS_OK || data.size <= 0) {
636 sk_free(data.ptr);
637 return std::nullopt;
638 } else {
639 return SkData::MakeFromMalloc(data.ptr, data.size);
640 }
641 }
642
643 void writeData(const std::optional<sk_sp<SkData>>& optData) {
644 if (optData) {
645 const auto& data = *optData;
646 AParcel_writeByteArray(mParcel, reinterpret_cast<const int8_t*>(data->data()),
647 data->size());
648 } else {
649 AParcel_writeByteArray(mParcel, nullptr, -1);
650 }
651 }
652
653 AParcel* get() { return mParcel; }
654
655private:
656 AParcel* mParcel;
657};
658
659enum class BlobType : int32_t {
660 IN_PLACE,
661 ASHMEM,
662};
663
664#define ON_ERROR_RETURN(X) \
665 if ((error = (X)) != STATUS_OK) return error
666
667template <typename T, typename U>
668static binder_status_t readBlob(AParcel* parcel, T inPlaceCallback, U ashmemCallback) {
669 binder_status_t error = STATUS_OK;
670 BlobType type;
671 static_assert(sizeof(BlobType) == sizeof(int32_t));
672 ON_ERROR_RETURN(AParcel_readInt32(parcel, (int32_t*)&type));
673 if (type == BlobType::IN_PLACE) {
674 struct Data {
675 std::unique_ptr<int8_t[]> ptr = nullptr;
676 int32_t size = 0;
677 } data;
678 ON_ERROR_RETURN(
679 AParcel_readByteArray(parcel, &data,
680 [](void* arrayData, int32_t length, int8_t** outBuffer) {
681 Data* data = reinterpret_cast<Data*>(arrayData);
682 if (length > 0) {
683 data->ptr = std::make_unique<int8_t[]>(length);
684 data->size = length;
685 *outBuffer = data->ptr.get();
686 }
687 return data->ptr != nullptr;
688 }));
689 inPlaceCallback(std::move(data.ptr), data.size);
690 return STATUS_OK;
691 } else if (type == BlobType::ASHMEM) {
692 int rawFd = -1;
693 int32_t size = 0;
694 ON_ERROR_RETURN(AParcel_readInt32(parcel, &size));
695 ON_ERROR_RETURN(AParcel_readParcelFileDescriptor(parcel, &rawFd));
696 android::base::unique_fd fd(rawFd);
697 ashmemCallback(std::move(fd), size);
698 return STATUS_OK;
699 } else {
700 // Although the above if/else was "exhaustive" guard against unknown types
701 return STATUS_UNKNOWN_ERROR;
702 }
Derek Sollenberger42c50042020-02-18 14:51:17 -0500703}
John Recka18d7c82020-03-02 09:41:33 -0800704
705static constexpr size_t BLOB_INPLACE_LIMIT = 12 * 1024;
706// Fail fast if we can't use ashmem and the size exceeds this limit - the binder transaction
707// wouldn't go through, anyway
708// TODO: Can we get this from somewhere?
709static constexpr size_t BLOB_MAX_INPLACE_LIMIT = 1 * 1024 * 1024;
710static constexpr bool shouldUseAshmem(AParcel* parcel, int32_t size) {
711 return size > BLOB_INPLACE_LIMIT && AParcel_getAllowFds(parcel);
712}
713
714static binder_status_t writeBlobFromFd(AParcel* parcel, int32_t size, int fd) {
715 binder_status_t error = STATUS_OK;
716 ON_ERROR_RETURN(AParcel_writeInt32(parcel, static_cast<int32_t>(BlobType::ASHMEM)));
717 ON_ERROR_RETURN(AParcel_writeInt32(parcel, size));
718 ON_ERROR_RETURN(AParcel_writeParcelFileDescriptor(parcel, fd));
719 return STATUS_OK;
720}
721
John Reck6a93b4f2020-04-10 17:12:00 -0700722static binder_status_t writeBlob(AParcel* parcel, const int32_t size, const void* data, bool immutable) {
John Recka18d7c82020-03-02 09:41:33 -0800723 if (size <= 0 || data == nullptr) {
724 return STATUS_NOT_ENOUGH_DATA;
725 }
726 binder_status_t error = STATUS_OK;
727 if (shouldUseAshmem(parcel, size)) {
728 // Create new ashmem region with read/write priv
729 base::unique_fd fd(ashmem_create_region("bitmap", size));
730 if (fd.get() < 0) {
731 return STATUS_NO_MEMORY;
732 }
733
734 {
735 void* dest = mmap(NULL, size, PROT_READ | PROT_WRITE, MAP_SHARED, fd.get(), 0);
736 if (dest == MAP_FAILED) {
737 return STATUS_NO_MEMORY;
738 }
739 memcpy(dest, data, size);
740 munmap(dest, size);
741 }
742
John Reck6a93b4f2020-04-10 17:12:00 -0700743 if (immutable && ashmem_set_prot_region(fd.get(), PROT_READ) < 0) {
John Recka18d7c82020-03-02 09:41:33 -0800744 return STATUS_UNKNOWN_ERROR;
745 }
746 // Workaround b/149851140 in AParcel_writeParcelFileDescriptor
747 int rawFd = fd.release();
748 error = writeBlobFromFd(parcel, size, rawFd);
749 close(rawFd);
750 return error;
751 } else {
752 if (size > BLOB_MAX_INPLACE_LIMIT) {
753 return STATUS_FAILED_TRANSACTION;
754 }
755 ON_ERROR_RETURN(AParcel_writeInt32(parcel, static_cast<int32_t>(BlobType::IN_PLACE)));
756 ON_ERROR_RETURN(AParcel_writeByteArray(parcel, static_cast<const int8_t*>(data), size));
757 return STATUS_OK;
758 }
759}
760
761#undef ON_ERROR_RETURN
762
763#endif // __ANDROID__ // Layoutlib does not support parcel
Derek Sollenberger42c50042020-02-18 14:51:17 -0500764
Matt Sarett3ca39752017-05-26 10:55:38 -0400765// This is the maximum possible size because the SkColorSpace must be
766// representable (and therefore serializable) using a matrix and numerical
767// transfer function. If we allow more color space representations in the
768// framework, we may need to update this maximum size.
John Recka18d7c82020-03-02 09:41:33 -0800769static constexpr size_t kMaxColorSpaceSerializedBytes = 80;
770
771static constexpr auto RuntimeException = "java/lang/RuntimeException";
772
773static bool validateImageInfo(const SkImageInfo& info, int32_t rowBytes) {
774 // TODO: Can we avoid making a SkBitmap for this?
775 return SkBitmap().setInfo(info, rowBytes);
776}
Matt Sarett3ca39752017-05-26 10:55:38 -0400777
Chris Craik32054b02014-05-09 13:58:56 -0700778static jobject Bitmap_createFromParcel(JNIEnv* env, jobject, jobject parcel) {
Jerome Gaillard21e7e2d2019-05-14 14:34:46 +0100779#ifdef __ANDROID__ // Layoutlib does not support parcel
Chris Craik32054b02014-05-09 13:58:56 -0700780 if (parcel == NULL) {
John Recka18d7c82020-03-02 09:41:33 -0800781 jniThrowNullPointerException(env, "parcel cannot be null");
Chris Craik32054b02014-05-09 13:58:56 -0700782 return NULL;
783 }
784
John Recka18d7c82020-03-02 09:41:33 -0800785 ScopedParcel p(env, parcel);
Chris Craik32054b02014-05-09 13:58:56 -0700786
John Reck6a93b4f2020-04-10 17:12:00 -0700787 const bool isMutable = p.readInt32();
John Recka18d7c82020-03-02 09:41:33 -0800788 const SkColorType colorType = static_cast<SkColorType>(p.readInt32());
789 const SkAlphaType alphaType = static_cast<SkAlphaType>(p.readInt32());
Romain Guy5acc4762017-03-07 15:29:27 -0800790 sk_sp<SkColorSpace> colorSpace;
John Recka18d7c82020-03-02 09:41:33 -0800791 const auto optColorSpaceData = p.readData();
792 if (optColorSpaceData) {
793 const auto& colorSpaceData = *optColorSpaceData;
794 if (colorSpaceData->size() > kMaxColorSpaceSerializedBytes) {
Matt Sarett3ca39752017-05-26 10:55:38 -0400795 ALOGD("Bitmap_createFromParcel: Serialized SkColorSpace is larger than expected: "
John Recka18d7c82020-03-02 09:41:33 -0800796 "%zu bytes (max: %zu)\n",
797 colorSpaceData->size(), kMaxColorSpaceSerializedBytes);
Matt Sarett3ca39752017-05-26 10:55:38 -0400798 }
799
John Recka18d7c82020-03-02 09:41:33 -0800800 colorSpace = SkColorSpace::Deserialize(colorSpaceData->data(), colorSpaceData->size());
Romain Guy5acc4762017-03-07 15:29:27 -0800801 }
John Recka18d7c82020-03-02 09:41:33 -0800802 const int32_t width = p.readInt32();
803 const int32_t height = p.readInt32();
804 const int32_t rowBytes = p.readInt32();
805 const int32_t density = p.readInt32();
Chris Craik32054b02014-05-09 13:58:56 -0700806
Mike Reedb9330552014-06-16 17:31:48 -0400807 if (kN32_SkColorType != colorType &&
Romain Guy9505a652016-12-14 09:43:50 -0800808 kRGBA_F16_SkColorType != colorType &&
Mike Reedb9330552014-06-16 17:31:48 -0400809 kRGB_565_SkColorType != colorType &&
810 kARGB_4444_SkColorType != colorType &&
Mike Reedb9330552014-06-16 17:31:48 -0400811 kAlpha_8_SkColorType != colorType) {
John Recka18d7c82020-03-02 09:41:33 -0800812 jniThrowExceptionFmt(env, RuntimeException,
813 "Bitmap_createFromParcel unknown colortype: %d\n", colorType);
Chris Craik32054b02014-05-09 13:58:56 -0700814 return NULL;
815 }
816
John Recka18d7c82020-03-02 09:41:33 -0800817 auto imageInfo = SkImageInfo::Make(width, height, colorType, alphaType, colorSpace);
818 size_t allocationSize = 0;
819 if (!validateImageInfo(imageInfo, rowBytes)) {
820 jniThrowRuntimeException(env, "Received bad SkImageInfo");
Leon Scroggins IIIec419e02015-03-11 13:12:06 -0400821 return NULL;
822 }
John Recka18d7c82020-03-02 09:41:33 -0800823 if (!Bitmap::computeAllocationSize(rowBytes, height, &allocationSize)) {
824 jniThrowExceptionFmt(env, RuntimeException,
825 "Received bad bitmap size: width=%d, height=%d, rowBytes=%d", width,
826 height, rowBytes);
Chris Craik32054b02014-05-09 13:58:56 -0700827 return NULL;
828 }
sergeyvc1c54062016-10-19 18:47:26 -0700829 sk_sp<Bitmap> nativeBitmap;
John Recka18d7c82020-03-02 09:41:33 -0800830 binder_status_t error = readBlob(
831 p.get(),
832 // In place callback
833 [&](std::unique_ptr<int8_t[]> buffer, int32_t size) {
834 nativeBitmap = Bitmap::allocateHeapBitmap(allocationSize, imageInfo, rowBytes);
835 if (nativeBitmap) {
836 memcpy(nativeBitmap->pixels(), buffer.get(), size);
837 }
838 },
839 // Ashmem callback
840 [&](android::base::unique_fd fd, int32_t size) {
John Reck6a93b4f2020-04-10 17:12:00 -0700841 int flags = PROT_READ;
842 if (isMutable) {
843 flags |= PROT_WRITE;
844 }
845 void* addr = mmap(nullptr, size, flags, MAP_SHARED, fd.get(), 0);
John Recka18d7c82020-03-02 09:41:33 -0800846 if (addr == MAP_FAILED) {
John Reck6a93b4f2020-04-10 17:12:00 -0700847 const int err = errno;
848 ALOGW("mmap failed, error %d (%s)", err, strerror(err));
John Recka18d7c82020-03-02 09:41:33 -0800849 return;
850 }
851 nativeBitmap =
John Reck6a93b4f2020-04-10 17:12:00 -0700852 Bitmap::createFrom(imageInfo, rowBytes, fd.release(), addr, size, !isMutable);
John Recka18d7c82020-03-02 09:41:33 -0800853 });
854 if (error != STATUS_OK) {
855 // TODO: Stringify the error, see signalExceptionForError in android_util_Binder.cpp
856 jniThrowExceptionFmt(env, RuntimeException, "Failed to read from Parcel, error=%d", error);
857 return nullptr;
858 }
859 if (!nativeBitmap) {
860 jniThrowRuntimeException(env, "Could not allocate java pixel ref.");
861 return nullptr;
Chris Craik32054b02014-05-09 13:58:56 -0700862 }
Chris Craik32054b02014-05-09 13:58:56 -0700863
John Reck6a93b4f2020-04-10 17:12:00 -0700864 return createBitmap(env, nativeBitmap.release(), getPremulBitmapCreateFlags(isMutable), nullptr,
John Recka18d7c82020-03-02 09:41:33 -0800865 nullptr, density);
Jerome Gaillard21e7e2d2019-05-14 14:34:46 +0100866#else
John Recka18d7c82020-03-02 09:41:33 -0800867 jniThrowRuntimeException(env, "Cannot use parcels outside of Android");
Jerome Gaillard21e7e2d2019-05-14 14:34:46 +0100868 return NULL;
869#endif
Chris Craik32054b02014-05-09 13:58:56 -0700870}
871
872static jboolean Bitmap_writeToParcel(JNIEnv* env, jobject,
John Reckefac0522020-01-24 16:04:26 -0800873 jlong bitmapHandle, jint density, jobject parcel) {
Jerome Gaillard21e7e2d2019-05-14 14:34:46 +0100874#ifdef __ANDROID__ // Layoutlib does not support parcel
Chris Craik32054b02014-05-09 13:58:56 -0700875 if (parcel == NULL) {
876 SkDebugf("------- writeToParcel null parcel\n");
877 return JNI_FALSE;
878 }
879
John Recka18d7c82020-03-02 09:41:33 -0800880 ScopedParcel p(env, parcel);
John Reckf29ed282015-04-07 07:32:03 -0700881 SkBitmap bitmap;
Riley Andrews39d7f302014-11-13 17:43:25 -0800882
sergeyvc1c54062016-10-19 18:47:26 -0700883 auto bitmapWrapper = reinterpret_cast<BitmapWrapper*>(bitmapHandle);
884 bitmapWrapper->getSkBitmap(&bitmap);
Chris Craik32054b02014-05-09 13:58:56 -0700885
John Reck6a93b4f2020-04-10 17:12:00 -0700886 p.writeInt32(!bitmap.isImmutable());
John Recka18d7c82020-03-02 09:41:33 -0800887 p.writeInt32(bitmap.colorType());
888 p.writeInt32(bitmap.alphaType());
Romain Guy5acc4762017-03-07 15:29:27 -0800889 SkColorSpace* colorSpace = bitmap.colorSpace();
Derek Sollenbergerbf3e4642019-01-30 11:28:27 -0500890 if (colorSpace != nullptr) {
John Recka18d7c82020-03-02 09:41:33 -0800891 p.writeData(colorSpace->serialize());
Romain Guy5acc4762017-03-07 15:29:27 -0800892 } else {
John Recka18d7c82020-03-02 09:41:33 -0800893 p.writeData(std::nullopt);
Romain Guy5acc4762017-03-07 15:29:27 -0800894 }
John Recka18d7c82020-03-02 09:41:33 -0800895 p.writeInt32(bitmap.width());
896 p.writeInt32(bitmap.height());
897 p.writeInt32(bitmap.rowBytes());
898 p.writeInt32(density);
Chris Craik32054b02014-05-09 13:58:56 -0700899
Jeff Browna316c5d2015-06-05 15:14:06 -0700900 // Transfer the underlying ashmem region if we have one and it's immutable.
John Recka18d7c82020-03-02 09:41:33 -0800901 binder_status_t status;
sergeyvaed7f582016-10-14 16:30:21 -0700902 int fd = bitmapWrapper->bitmap().getAshmemFd();
John Reck6a93b4f2020-04-10 17:12:00 -0700903 if (fd >= 0 && p.allowFds() && bitmap.isImmutable()) {
Jeff Browna316c5d2015-06-05 15:14:06 -0700904#if DEBUG_PARCEL
905 ALOGD("Bitmap.writeToParcel: transferring immutable bitmap's ashmem fd as "
John Recka18d7c82020-03-02 09:41:33 -0800906 "immutable blob (fds %s)",
907 p.allowFds() ? "allowed" : "forbidden");
Jeff Browna316c5d2015-06-05 15:14:06 -0700908#endif
909
John Recka18d7c82020-03-02 09:41:33 -0800910 status = writeBlobFromFd(p.get(), bitmapWrapper->bitmap().getAllocationByteCount(), fd);
911 if (status != STATUS_OK) {
Jeff Browna316c5d2015-06-05 15:14:06 -0700912 doThrowRE(env, "Could not write bitmap blob file descriptor.");
Riley Andrews39d7f302014-11-13 17:43:25 -0800913 return JNI_FALSE;
914 }
Jeff Browna316c5d2015-06-05 15:14:06 -0700915 return JNI_TRUE;
Riley Andrews39d7f302014-11-13 17:43:25 -0800916 }
Jeff Browna316c5d2015-06-05 15:14:06 -0700917
918 // Copy the bitmap to a new blob.
Jeff Browna316c5d2015-06-05 15:14:06 -0700919#if DEBUG_PARCEL
John Reckefac0522020-01-24 16:04:26 -0800920 ALOGD("Bitmap.writeToParcel: copying bitmap into new blob (fds %s)",
John Recka18d7c82020-03-02 09:41:33 -0800921 p.allowFds() ? "allowed" : "forbidden");
Jeff Browna316c5d2015-06-05 15:14:06 -0700922#endif
923
Mike Reed7569de02017-10-06 16:25:49 -0400924 size_t size = bitmap.computeByteSize();
John Reck6a93b4f2020-04-10 17:12:00 -0700925 status = writeBlob(p.get(), size, bitmap.getPixels(), bitmap.isImmutable());
Jeff Browna316c5d2015-06-05 15:14:06 -0700926 if (status) {
927 doThrowRE(env, "Could not copy bitmap to parcel blob.");
928 return JNI_FALSE;
929 }
Chris Craik32054b02014-05-09 13:58:56 -0700930 return JNI_TRUE;
Jerome Gaillard21e7e2d2019-05-14 14:34:46 +0100931#else
932 doThrowRE(env, "Cannot use parcels outside of Android");
933 return JNI_FALSE;
934#endif
Chris Craik32054b02014-05-09 13:58:56 -0700935}
936
937static jobject Bitmap_extractAlpha(JNIEnv* env, jobject clazz,
938 jlong srcHandle, jlong paintHandle,
939 jintArray offsetXY) {
John Reckf29ed282015-04-07 07:32:03 -0700940 SkBitmap src;
sergeyvc1c54062016-10-19 18:47:26 -0700941 reinterpret_cast<BitmapWrapper*>(srcHandle)->getSkBitmap(&src);
Behdad Esfahbod6ba30b82014-07-15 16:22:32 -0400942 const android::Paint* paint = reinterpret_cast<android::Paint*>(paintHandle);
Chris Craik32054b02014-05-09 13:58:56 -0700943 SkIPoint offset;
John Reckf29ed282015-04-07 07:32:03 -0700944 SkBitmap dst;
sergeyv45082182016-09-29 18:25:40 -0700945 HeapAllocator allocator;
Chris Craik32054b02014-05-09 13:58:56 -0700946
John Reckf29ed282015-04-07 07:32:03 -0700947 src.extractAlpha(&dst, paint, &allocator, &offset);
Chris Craik32054b02014-05-09 13:58:56 -0700948 // If Skia can't allocate pixels for destination bitmap, it resets
949 // it, that is set its pixels buffer to NULL, and zero width and height.
John Reckf29ed282015-04-07 07:32:03 -0700950 if (dst.getPixels() == NULL && src.getPixels() != NULL) {
Chris Craik32054b02014-05-09 13:58:56 -0700951 doThrowOOME(env, "failed to allocate pixels for alpha");
952 return NULL;
953 }
954 if (offsetXY != 0 && env->GetArrayLength(offsetXY) >= 2) {
955 int* array = env->GetIntArrayElements(offsetXY, NULL);
956 array[0] = offset.fX;
957 array[1] = offset.fY;
958 env->ReleaseIntArrayElements(offsetXY, array, 0);
959 }
960
sergeyvc69853c2016-10-07 14:14:09 -0700961 return createBitmap(env, allocator.getStorageObjAndReset(),
John Reckf29ed282015-04-07 07:32:03 -0700962 getPremulBitmapCreateFlags(true));
Chris Craik32054b02014-05-09 13:58:56 -0700963}
964
965///////////////////////////////////////////////////////////////////////////////
966
Romain Guyefb4b062017-02-27 11:00:04 -0800967static jboolean Bitmap_isSRGB(JNIEnv* env, jobject, jlong bitmapHandle) {
968 LocalScopedBitmap bitmapHolder(bitmapHandle);
969 if (!bitmapHolder.valid()) return JNI_TRUE;
970
971 SkColorSpace* colorSpace = bitmapHolder->info().colorSpace();
Brian Osman91c9c282018-08-17 16:57:15 -0400972 return colorSpace == nullptr || colorSpace->isSRGB();
Romain Guyefb4b062017-02-27 11:00:04 -0800973}
974
Leon Scroggins IIIce89a6e2018-03-13 15:39:39 -0400975static jboolean Bitmap_isSRGBLinear(JNIEnv* env, jobject, jlong bitmapHandle) {
976 LocalScopedBitmap bitmapHolder(bitmapHandle);
977 if (!bitmapHolder.valid()) return JNI_FALSE;
978
979 SkColorSpace* colorSpace = bitmapHolder->info().colorSpace();
980 sk_sp<SkColorSpace> srgbLinear = SkColorSpace::MakeSRGBLinear();
981 return colorSpace == srgbLinear.get() ? JNI_TRUE : JNI_FALSE;
982}
983
Derek Sollenbergerbf3e4642019-01-30 11:28:27 -0500984static jobject Bitmap_computeColorSpace(JNIEnv* env, jobject, jlong bitmapHandle) {
Romain Guyefb4b062017-02-27 11:00:04 -0800985 LocalScopedBitmap bitmapHolder(bitmapHandle);
Derek Sollenbergerbf3e4642019-01-30 11:28:27 -0500986 if (!bitmapHolder.valid()) return nullptr;
Romain Guyefb4b062017-02-27 11:00:04 -0800987
988 SkColorSpace* colorSpace = bitmapHolder->info().colorSpace();
Derek Sollenbergerbf3e4642019-01-30 11:28:27 -0500989 if (colorSpace == nullptr) return nullptr;
Romain Guyefb4b062017-02-27 11:00:04 -0800990
Derek Sollenbergerbf3e4642019-01-30 11:28:27 -0500991 return GraphicsJNI::getColorSpace(env, colorSpace, bitmapHolder->info().colorType());
Romain Guyefb4b062017-02-27 11:00:04 -0800992}
993
Derek Sollenberger202084c2019-01-14 13:55:08 -0500994static void Bitmap_setColorSpace(JNIEnv* env, jobject, jlong bitmapHandle, jlong colorSpacePtr) {
995 LocalScopedBitmap bitmapHolder(bitmapHandle);
996 sk_sp<SkColorSpace> cs = GraphicsJNI::getNativeColorSpace(colorSpacePtr);
997 bitmapHolder->setColorSpace(cs);
998}
999
Romain Guyefb4b062017-02-27 11:00:04 -08001000///////////////////////////////////////////////////////////////////////////////
1001
Chris Craik32054b02014-05-09 13:58:56 -07001002static jint Bitmap_getPixel(JNIEnv* env, jobject, jlong bitmapHandle,
Leon Scroggins III57ee6202014-06-04 18:51:07 -04001003 jint x, jint y) {
John Reckf29ed282015-04-07 07:32:03 -07001004 SkBitmap bitmap;
sergeyvc1c54062016-10-19 18:47:26 -07001005 reinterpret_cast<BitmapWrapper*>(bitmapHandle)->getSkBitmap(&bitmap);
Chris Craik32054b02014-05-09 13:58:56 -07001006
Brian Osman91c9c282018-08-17 16:57:15 -04001007 auto sRGB = SkColorSpace::MakeSRGB();
1008 SkImageInfo dstInfo = SkImageInfo::Make(
1009 1, 1, kBGRA_8888_SkColorType, kUnpremul_SkAlphaType, sRGB);
Chris Craik32054b02014-05-09 13:58:56 -07001010
Brian Osman91c9c282018-08-17 16:57:15 -04001011 SkColor dst;
1012 bitmap.readPixels(dstInfo, &dst, dstInfo.minRowBytes(), x, y);
1013 return static_cast<jint>(dst);
Chris Craik32054b02014-05-09 13:58:56 -07001014}
1015
Leon Scroggins III870053d2019-01-24 08:37:27 -05001016static jlong Bitmap_getColor(JNIEnv* env, jobject, jlong bitmapHandle,
1017 jint x, jint y) {
1018 SkBitmap bitmap;
1019 reinterpret_cast<BitmapWrapper*>(bitmapHandle)->getSkBitmap(&bitmap);
1020
1021 SkImageInfo dstInfo = SkImageInfo::Make(
1022 1, 1, kRGBA_F16_SkColorType, kUnpremul_SkAlphaType, bitmap.refColorSpace());
1023
1024 uint64_t dst;
1025 bitmap.readPixels(dstInfo, &dst, dstInfo.minRowBytes(), x, y);
1026 return static_cast<jlong>(dst);
1027}
1028
Chris Craik32054b02014-05-09 13:58:56 -07001029static void Bitmap_getPixels(JNIEnv* env, jobject, jlong bitmapHandle,
1030 jintArray pixelArray, jint offset, jint stride,
Leon Scroggins III57ee6202014-06-04 18:51:07 -04001031 jint x, jint y, jint width, jint height) {
John Reckf29ed282015-04-07 07:32:03 -07001032 SkBitmap bitmap;
sergeyvc1c54062016-10-19 18:47:26 -07001033 reinterpret_cast<BitmapWrapper*>(bitmapHandle)->getSkBitmap(&bitmap);
Chris Craik32054b02014-05-09 13:58:56 -07001034
Brian Osman91c9c282018-08-17 16:57:15 -04001035 auto sRGB = SkColorSpace::MakeSRGB();
1036 SkImageInfo dstInfo = SkImageInfo::Make(
1037 width, height, kBGRA_8888_SkColorType, kUnpremul_SkAlphaType, sRGB);
Chris Craik32054b02014-05-09 13:58:56 -07001038
Chris Craik32054b02014-05-09 13:58:56 -07001039 jint* dst = env->GetIntArrayElements(pixelArray, NULL);
Brian Osman91c9c282018-08-17 16:57:15 -04001040 bitmap.readPixels(dstInfo, dst + offset, stride * 4, x, y);
Chris Craik32054b02014-05-09 13:58:56 -07001041 env->ReleaseIntArrayElements(pixelArray, dst, 0);
1042}
1043
1044///////////////////////////////////////////////////////////////////////////////
1045
1046static void Bitmap_setPixel(JNIEnv* env, jobject, jlong bitmapHandle,
Leon Scroggins III57ee6202014-06-04 18:51:07 -04001047 jint x, jint y, jint colorHandle) {
John Reckf29ed282015-04-07 07:32:03 -07001048 SkBitmap bitmap;
sergeyvc1c54062016-10-19 18:47:26 -07001049 reinterpret_cast<BitmapWrapper*>(bitmapHandle)->getSkBitmap(&bitmap);
Chris Craik32054b02014-05-09 13:58:56 -07001050 SkColor color = static_cast<SkColor>(colorHandle);
Chris Craik32054b02014-05-09 13:58:56 -07001051
Brian Osman91c9c282018-08-17 16:57:15 -04001052 auto sRGB = SkColorSpace::MakeSRGB();
1053 SkImageInfo srcInfo = SkImageInfo::Make(
1054 1, 1, kBGRA_8888_SkColorType, kUnpremul_SkAlphaType, sRGB);
1055 SkPixmap srcPM(srcInfo, &color, srcInfo.minRowBytes());
Chris Craik32054b02014-05-09 13:58:56 -07001056
Brian Osman91c9c282018-08-17 16:57:15 -04001057 bitmap.writePixels(srcPM, x, y);
Chris Craik32054b02014-05-09 13:58:56 -07001058}
1059
1060static void Bitmap_setPixels(JNIEnv* env, jobject, jlong bitmapHandle,
1061 jintArray pixelArray, jint offset, jint stride,
Leon Scroggins III57ee6202014-06-04 18:51:07 -04001062 jint x, jint y, jint width, jint height) {
John Reckf29ed282015-04-07 07:32:03 -07001063 SkBitmap bitmap;
sergeyvc1c54062016-10-19 18:47:26 -07001064 reinterpret_cast<BitmapWrapper*>(bitmapHandle)->getSkBitmap(&bitmap);
Chris Craik32054b02014-05-09 13:58:56 -07001065 GraphicsJNI::SetPixels(env, pixelArray, offset, stride,
Brian Osman91c9c282018-08-17 16:57:15 -04001066 x, y, width, height, &bitmap);
Chris Craik32054b02014-05-09 13:58:56 -07001067}
1068
1069static void Bitmap_copyPixelsToBuffer(JNIEnv* env, jobject,
1070 jlong bitmapHandle, jobject jbuffer) {
John Reckf29ed282015-04-07 07:32:03 -07001071 SkBitmap bitmap;
sergeyvc1c54062016-10-19 18:47:26 -07001072 reinterpret_cast<BitmapWrapper*>(bitmapHandle)->getSkBitmap(&bitmap);
John Reckf29ed282015-04-07 07:32:03 -07001073 const void* src = bitmap.getPixels();
Chris Craik32054b02014-05-09 13:58:56 -07001074
1075 if (NULL != src) {
1076 android::AutoBufferPointer abp(env, jbuffer, JNI_TRUE);
1077
1078 // the java side has already checked that buffer is large enough
Mike Reed7569de02017-10-06 16:25:49 -04001079 memcpy(abp.pointer(), src, bitmap.computeByteSize());
Chris Craik32054b02014-05-09 13:58:56 -07001080 }
1081}
1082
1083static void Bitmap_copyPixelsFromBuffer(JNIEnv* env, jobject,
1084 jlong bitmapHandle, jobject jbuffer) {
John Reckf29ed282015-04-07 07:32:03 -07001085 SkBitmap bitmap;
sergeyvc1c54062016-10-19 18:47:26 -07001086 reinterpret_cast<BitmapWrapper*>(bitmapHandle)->getSkBitmap(&bitmap);
John Reckf29ed282015-04-07 07:32:03 -07001087 void* dst = bitmap.getPixels();
Chris Craik32054b02014-05-09 13:58:56 -07001088
1089 if (NULL != dst) {
1090 android::AutoBufferPointer abp(env, jbuffer, JNI_FALSE);
1091 // the java side has already checked that buffer is large enough
Mike Reed7569de02017-10-06 16:25:49 -04001092 memcpy(dst, abp.pointer(), bitmap.computeByteSize());
John Reckf29ed282015-04-07 07:32:03 -07001093 bitmap.notifyPixelsChanged();
Chris Craik32054b02014-05-09 13:58:56 -07001094 }
1095}
1096
Chris Craik795bd0f2016-12-16 15:22:31 -08001097static jboolean Bitmap_sameAs(JNIEnv* env, jobject, jlong bm0Handle, jlong bm1Handle) {
John Reckf29ed282015-04-07 07:32:03 -07001098 SkBitmap bm0;
1099 SkBitmap bm1;
sergeyv1eabed32016-12-14 14:19:47 -08001100
1101 LocalScopedBitmap bitmap0(bm0Handle);
1102 LocalScopedBitmap bitmap1(bm1Handle);
1103
1104 // Paying the price for making Hardware Bitmap as Config:
1105 // later check for colorType will pass successfully,
1106 // because Hardware Config internally may be RGBA8888 or smth like that.
sergeyv15a10852016-12-27 14:32:03 -08001107 if (bitmap0->isHardware() != bitmap1->isHardware()) {
sergeyv1eabed32016-12-14 14:19:47 -08001108 return JNI_FALSE;
1109 }
1110
1111 bitmap0->bitmap().getSkBitmap(&bm0);
1112 bitmap1->bitmap().getSkBitmap(&bm1);
Chris Craik795bd0f2016-12-16 15:22:31 -08001113 if (bm0.width() != bm1.width()
1114 || bm0.height() != bm1.height()
1115 || bm0.colorType() != bm1.colorType()
1116 || bm0.alphaType() != bm1.alphaType()
1117 || !SkColorSpace::Equals(bm0.colorSpace(), bm1.colorSpace())) {
Chris Craik32054b02014-05-09 13:58:56 -07001118 return JNI_FALSE;
1119 }
1120
Chris Craik32054b02014-05-09 13:58:56 -07001121 // if we can't load the pixels, return false
John Reckf29ed282015-04-07 07:32:03 -07001122 if (NULL == bm0.getPixels() || NULL == bm1.getPixels()) {
Chris Craik32054b02014-05-09 13:58:56 -07001123 return JNI_FALSE;
1124 }
1125
Chris Craik32054b02014-05-09 13:58:56 -07001126 // now compare each scanline. We can't do the entire buffer at once,
1127 // since we don't care about the pixel values that might extend beyond
1128 // the width (since the scanline might be larger than the logical width)
John Reckf29ed282015-04-07 07:32:03 -07001129 const int h = bm0.height();
1130 const size_t size = bm0.width() * bm0.bytesPerPixel();
Chris Craik32054b02014-05-09 13:58:56 -07001131 for (int y = 0; y < h; y++) {
henry.uh_chen53001ca2014-07-03 20:40:22 +08001132 // SkBitmap::getAddr(int, int) may return NULL due to unrecognized config
1133 // (ex: kRLE_Index8_Config). This will cause memcmp method to crash. Since bm0
1134 // and bm1 both have pixel data() (have passed NULL == getPixels() check),
1135 // those 2 bitmaps should be valid (only unrecognized), we return JNI_FALSE
1136 // to warn user those 2 unrecognized config bitmaps may be different.
John Reckf29ed282015-04-07 07:32:03 -07001137 void *bm0Addr = bm0.getAddr(0, y);
1138 void *bm1Addr = bm1.getAddr(0, y);
henry.uh_chen53001ca2014-07-03 20:40:22 +08001139
1140 if(bm0Addr == NULL || bm1Addr == NULL) {
1141 return JNI_FALSE;
1142 }
1143
1144 if (memcmp(bm0Addr, bm1Addr, size) != 0) {
Chris Craik32054b02014-05-09 13:58:56 -07001145 return JNI_FALSE;
1146 }
1147 }
1148 return JNI_TRUE;
1149}
1150
John Reck43871902016-08-01 14:39:24 -07001151static void Bitmap_prepareToDraw(JNIEnv* env, jobject, jlong bitmapPtr) {
Jerome Gaillard21e7e2d2019-05-14 14:34:46 +01001152#ifdef __ANDROID__ // Layoutlib does not support render thread
John Reck43871902016-08-01 14:39:24 -07001153 LocalScopedBitmap bitmapHandle(bitmapPtr);
1154 if (!bitmapHandle.valid()) return;
sergeyvec4a4b12016-10-20 18:39:04 -07001155 android::uirenderer::renderthread::RenderProxy::prepareToDraw(bitmapHandle->bitmap());
Jerome Gaillard21e7e2d2019-05-14 14:34:46 +01001156#endif
John Reck43871902016-08-01 14:39:24 -07001157}
1158
sergeyv45082182016-09-29 18:25:40 -07001159static jint Bitmap_getAllocationByteCount(JNIEnv* env, jobject, jlong bitmapPtr) {
1160 LocalScopedBitmap bitmapHandle(bitmapPtr);
1161 return static_cast<jint>(bitmapHandle->getAllocationByteCount());
1162}
1163
sergeyv6e3658a2017-01-04 16:57:51 -08001164static jobject Bitmap_copyPreserveInternalConfig(JNIEnv* env, jobject, jlong bitmapPtr) {
sergeyv81f97ee2016-12-27 18:08:01 -08001165 LocalScopedBitmap bitmapHandle(bitmapPtr);
1166 LOG_ALWAYS_FATAL_IF(!bitmapHandle->isHardware(),
1167 "Hardware config is only supported config in Bitmap_nativeCopyPreserveInternalConfig");
1168 Bitmap& hwuiBitmap = bitmapHandle->bitmap();
1169 SkBitmap src;
1170 hwuiBitmap.getSkBitmap(&src);
1171
Derek Sollenbergere2169482018-11-20 10:57:20 -05001172 if (src.pixelRef() == nullptr) {
sergeyv81f97ee2016-12-27 18:08:01 -08001173 doThrowRE(env, "Could not copy a hardware bitmap.");
1174 return NULL;
1175 }
Derek Sollenbergere2169482018-11-20 10:57:20 -05001176
1177 sk_sp<Bitmap> bitmap = Bitmap::createFrom(src.info(), *src.pixelRef());
1178 return createBitmap(env, bitmap.release(), getPremulBitmapCreateFlags(false));
sergeyv81f97ee2016-12-27 18:08:01 -08001179}
1180
Leon Scroggins III898ce752020-02-18 12:22:17 -05001181#ifdef __ANDROID__ // Layoutlib does not support graphic buffer
1182typedef AHardwareBuffer* (*AHB_from_HB)(JNIEnv*, jobject);
1183AHB_from_HB AHardwareBuffer_fromHardwareBuffer;
Leon Scroggins III5a190b12020-02-18 13:52:18 -05001184
1185typedef jobject (*AHB_to_HB)(JNIEnv*, AHardwareBuffer*);
1186AHB_to_HB AHardwareBuffer_toHardwareBuffer;
Leon Scroggins III898ce752020-02-18 12:22:17 -05001187#endif
1188
rennb2e9f522018-09-26 10:49:00 -07001189static jobject Bitmap_wrapHardwareBufferBitmap(JNIEnv* env, jobject, jobject hardwareBuffer,
Leon Scroggins III0e443d12018-12-19 11:38:35 -05001190 jlong colorSpacePtr) {
Jerome Gaillard21e7e2d2019-05-14 14:34:46 +01001191#ifdef __ANDROID__ // Layoutlib does not support graphic buffer
Leon Scroggins III898ce752020-02-18 12:22:17 -05001192 AHardwareBuffer* buffer = AHardwareBuffer_fromHardwareBuffer(env, hardwareBuffer);
Derek Sollenbergere78f7c92019-07-31 15:18:47 -04001193 sk_sp<Bitmap> bitmap = Bitmap::createFrom(buffer,
1194 GraphicsJNI::getNativeColorSpace(colorSpacePtr));
rennb2e9f522018-09-26 10:49:00 -07001195 if (!bitmap.get()) {
1196 ALOGW("failed to create hardware bitmap from hardware buffer");
1197 return NULL;
1198 }
1199 return bitmap::createBitmap(env, bitmap.release(), getPremulBitmapCreateFlags(false));
Jerome Gaillard21e7e2d2019-05-14 14:34:46 +01001200#else
1201 return NULL;
1202#endif
rennb2e9f522018-09-26 10:49:00 -07001203}
1204
Leon Scroggins III5a190b12020-02-18 13:52:18 -05001205static jobject Bitmap_getHardwareBuffer(JNIEnv* env, jobject, jlong bitmapPtr) {
1206#ifdef __ANDROID__ // Layoutlib does not support graphic buffer
1207 LocalScopedBitmap bitmapHandle(bitmapPtr);
Leon Scroggins IIIa72a7ff2020-02-28 15:41:56 -05001208 if (!bitmapHandle->isHardware()) {
1209 jniThrowException(env, "java/lang/IllegalStateException",
Leon Scroggins III5a190b12020-02-18 13:52:18 -05001210 "Hardware config is only supported config in Bitmap_getHardwareBuffer");
Leon Scroggins IIIa72a7ff2020-02-28 15:41:56 -05001211 return nullptr;
1212 }
Leon Scroggins III5a190b12020-02-18 13:52:18 -05001213
1214 Bitmap& bitmap = bitmapHandle->bitmap();
1215 return AHardwareBuffer_toHardwareBuffer(env, bitmap.hardwareBuffer());
1216#else
Leon Scroggins IIIa72a7ff2020-02-28 15:41:56 -05001217 return nullptr;
Leon Scroggins III5a190b12020-02-18 13:52:18 -05001218#endif
1219}
1220
Jerome Gaillard21e7e2d2019-05-14 14:34:46 +01001221static jboolean Bitmap_isImmutable(CRITICAL_JNI_PARAMS_COMMA jlong bitmapHandle) {
Nader Jawade7b51292018-04-12 17:55:31 -07001222 LocalScopedBitmap bitmapHolder(bitmapHandle);
1223 if (!bitmapHolder.valid()) return JNI_FALSE;
1224
1225 return bitmapHolder->bitmap().isImmutable() ? JNI_TRUE : JNI_FALSE;
1226}
1227
Leon Scroggins III3eb98432020-03-11 15:38:12 -04001228static jboolean Bitmap_isBackedByAshmem(CRITICAL_JNI_PARAMS_COMMA jlong bitmapHandle) {
1229 LocalScopedBitmap bitmapHolder(bitmapHandle);
1230 if (!bitmapHolder.valid()) return JNI_FALSE;
1231
1232 return bitmapHolder->bitmap().pixelStorageType() == PixelStorageType::Ashmem ? JNI_TRUE
1233 : JNI_FALSE;
1234}
1235
Nader Jawade7b51292018-04-12 17:55:31 -07001236static void Bitmap_setImmutable(JNIEnv* env, jobject, jlong bitmapHandle) {
1237 LocalScopedBitmap bitmapHolder(bitmapHandle);
1238 if (!bitmapHolder.valid()) return;
1239
1240 return bitmapHolder->bitmap().setImmutable();
1241}
1242
Chris Craik32054b02014-05-09 13:58:56 -07001243///////////////////////////////////////////////////////////////////////////////
1244
Daniel Micay76f6a862015-09-19 17:31:01 -04001245static const JNINativeMethod gBitmapMethods[] = {
Leon Scroggins III0e443d12018-12-19 11:38:35 -05001246 { "nativeCreate", "([IIIIIIZJ)Landroid/graphics/Bitmap;",
Chris Craik32054b02014-05-09 13:58:56 -07001247 (void*)Bitmap_creator },
1248 { "nativeCopy", "(JIZ)Landroid/graphics/Bitmap;",
1249 (void*)Bitmap_copy },
Riley Andrews721ae5f2015-05-11 16:08:22 -07001250 { "nativeCopyAshmem", "(J)Landroid/graphics/Bitmap;",
1251 (void*)Bitmap_copyAshmem },
Winsona5fdde92016-04-14 15:27:15 -07001252 { "nativeCopyAshmemConfig", "(JI)Landroid/graphics/Bitmap;",
1253 (void*)Bitmap_copyAshmemConfig },
Richard Uhler775873a2015-12-29 12:37:39 -08001254 { "nativeGetNativeFinalizer", "()J", (void*)Bitmap_getNativeFinalizer },
Leon Scroggins IIIf8adae12018-05-24 15:25:08 -04001255 { "nativeRecycle", "(J)V", (void*)Bitmap_recycle },
sergeyv45082182016-09-29 18:25:40 -07001256 { "nativeReconfigure", "(JIIIZ)V", (void*)Bitmap_reconfigure },
Chris Craik32054b02014-05-09 13:58:56 -07001257 { "nativeCompress", "(JIILjava/io/OutputStream;[B)Z",
1258 (void*)Bitmap_compress },
1259 { "nativeErase", "(JI)V", (void*)Bitmap_erase },
Leon Scroggins III94ba1002019-01-17 13:34:51 -05001260 { "nativeErase", "(JJJ)V", (void*)Bitmap_eraseLong },
Chris Craik32054b02014-05-09 13:58:56 -07001261 { "nativeRowBytes", "(J)I", (void*)Bitmap_rowBytes },
1262 { "nativeConfig", "(J)I", (void*)Bitmap_config },
1263 { "nativeHasAlpha", "(J)Z", (void*)Bitmap_hasAlpha },
Leon Scroggins III57ee6202014-06-04 18:51:07 -04001264 { "nativeIsPremultiplied", "(J)Z", (void*)Bitmap_isPremultiplied},
1265 { "nativeSetHasAlpha", "(JZZ)V", (void*)Bitmap_setHasAlpha},
1266 { "nativeSetPremultiplied", "(JZ)V", (void*)Bitmap_setPremultiplied},
Chris Craik32054b02014-05-09 13:58:56 -07001267 { "nativeHasMipMap", "(J)Z", (void*)Bitmap_hasMipMap },
1268 { "nativeSetHasMipMap", "(JZ)V", (void*)Bitmap_setHasMipMap },
1269 { "nativeCreateFromParcel",
1270 "(Landroid/os/Parcel;)Landroid/graphics/Bitmap;",
1271 (void*)Bitmap_createFromParcel },
John Reckefac0522020-01-24 16:04:26 -08001272 { "nativeWriteToParcel", "(JILandroid/os/Parcel;)Z",
Chris Craik32054b02014-05-09 13:58:56 -07001273 (void*)Bitmap_writeToParcel },
1274 { "nativeExtractAlpha", "(JJ[I)Landroid/graphics/Bitmap;",
1275 (void*)Bitmap_extractAlpha },
1276 { "nativeGenerationId", "(J)I", (void*)Bitmap_getGenerationId },
Leon Scroggins III57ee6202014-06-04 18:51:07 -04001277 { "nativeGetPixel", "(JII)I", (void*)Bitmap_getPixel },
Leon Scroggins III870053d2019-01-24 08:37:27 -05001278 { "nativeGetColor", "(JII)J", (void*)Bitmap_getColor },
Leon Scroggins III57ee6202014-06-04 18:51:07 -04001279 { "nativeGetPixels", "(J[IIIIIII)V", (void*)Bitmap_getPixels },
1280 { "nativeSetPixel", "(JIII)V", (void*)Bitmap_setPixel },
1281 { "nativeSetPixels", "(J[IIIIIII)V", (void*)Bitmap_setPixels },
Chris Craik32054b02014-05-09 13:58:56 -07001282 { "nativeCopyPixelsToBuffer", "(JLjava/nio/Buffer;)V",
1283 (void*)Bitmap_copyPixelsToBuffer },
1284 { "nativeCopyPixelsFromBuffer", "(JLjava/nio/Buffer;)V",
1285 (void*)Bitmap_copyPixelsFromBuffer },
1286 { "nativeSameAs", "(JJ)Z", (void*)Bitmap_sameAs },
John Reck43871902016-08-01 14:39:24 -07001287 { "nativePrepareToDraw", "(J)V", (void*)Bitmap_prepareToDraw },
sergeyv45082182016-09-29 18:25:40 -07001288 { "nativeGetAllocationByteCount", "(J)I", (void*)Bitmap_getAllocationByteCount },
sergeyv81f97ee2016-12-27 18:08:01 -08001289 { "nativeCopyPreserveInternalConfig", "(J)Landroid/graphics/Bitmap;",
sergeyv6e3658a2017-01-04 16:57:51 -08001290 (void*)Bitmap_copyPreserveInternalConfig },
Leon Scroggins III0e443d12018-12-19 11:38:35 -05001291 { "nativeWrapHardwareBufferBitmap", "(Landroid/hardware/HardwareBuffer;J)Landroid/graphics/Bitmap;",
rennb2e9f522018-09-26 10:49:00 -07001292 (void*) Bitmap_wrapHardwareBufferBitmap },
Leon Scroggins III5a190b12020-02-18 13:52:18 -05001293 { "nativeGetHardwareBuffer", "(J)Landroid/hardware/HardwareBuffer;",
1294 (void*) Bitmap_getHardwareBuffer },
Derek Sollenbergerbf3e4642019-01-30 11:28:27 -05001295 { "nativeComputeColorSpace", "(J)Landroid/graphics/ColorSpace;", (void*)Bitmap_computeColorSpace },
Derek Sollenberger202084c2019-01-14 13:55:08 -05001296 { "nativeSetColorSpace", "(JJ)V", (void*)Bitmap_setColorSpace },
Romain Guyefb4b062017-02-27 11:00:04 -08001297 { "nativeIsSRGB", "(J)Z", (void*)Bitmap_isSRGB },
Leon Scroggins IIIce89a6e2018-03-13 15:39:39 -04001298 { "nativeIsSRGBLinear", "(J)Z", (void*)Bitmap_isSRGBLinear},
Nader Jawade7b51292018-04-12 17:55:31 -07001299 { "nativeSetImmutable", "(J)V", (void*)Bitmap_setImmutable},
1300
1301 // ------------ @CriticalNative ----------------
Leon Scroggins III3eb98432020-03-11 15:38:12 -04001302 { "nativeIsImmutable", "(J)Z", (void*)Bitmap_isImmutable},
1303 { "nativeIsBackedByAshmem", "(J)Z", (void*)Bitmap_isBackedByAshmem}
Nader Jawade7b51292018-04-12 17:55:31 -07001304
Chris Craik32054b02014-05-09 13:58:56 -07001305};
1306
Chris Craik32054b02014-05-09 13:58:56 -07001307int register_android_graphics_Bitmap(JNIEnv* env)
1308{
Romain Guy95648b82017-04-13 18:43:42 -07001309 gBitmap_class = MakeGlobalRefOrDie(env, FindClassOrDie(env, "android/graphics/Bitmap"));
1310 gBitmap_nativePtr = GetFieldIDOrDie(env, gBitmap_class, "mNativePtr", "J");
Leon Scroggins IIIbbdb7312019-01-31 14:35:54 -05001311 gBitmap_constructorMethodID = GetMethodIDOrDie(env, gBitmap_class, "<init>", "(JIIIZ[BLandroid/graphics/NinePatch$InsetStruct;Z)V");
Romain Guy95648b82017-04-13 18:43:42 -07001312 gBitmap_reinitMethodID = GetMethodIDOrDie(env, gBitmap_class, "reinit", "(IIZ)V");
Leon Scroggins III898ce752020-02-18 12:22:17 -05001313
Derek Sollenberger42c50042020-02-18 14:51:17 -05001314#ifdef __ANDROID__ // Layoutlib does not support graphic buffer or parcel
Leon Scroggins III898ce752020-02-18 12:22:17 -05001315 void* handle_ = dlopen("libandroid.so", RTLD_NOW | RTLD_NODELETE);
1316 AHardwareBuffer_fromHardwareBuffer =
1317 (AHB_from_HB)dlsym(handle_, "AHardwareBuffer_fromHardwareBuffer");
1318 LOG_ALWAYS_FATAL_IF(AHardwareBuffer_fromHardwareBuffer == nullptr,
1319 "Failed to find required symbol AHardwareBuffer_fromHardwareBuffer!");
Leon Scroggins III5a190b12020-02-18 13:52:18 -05001320
1321 AHardwareBuffer_toHardwareBuffer = (AHB_to_HB)dlsym(handle_, "AHardwareBuffer_toHardwareBuffer");
1322 LOG_ALWAYS_FATAL_IF(AHardwareBuffer_toHardwareBuffer == nullptr,
1323 " Failed to find required symbol AHardwareBuffer_toHardwareBuffer!");
Leon Scroggins III898ce752020-02-18 12:22:17 -05001324#endif
Andreas Gampeed6b9df2014-11-20 22:02:20 -08001325 return android::RegisterMethodsOrDie(env, "android/graphics/Bitmap", gBitmapMethods,
1326 NELEM(gBitmapMethods));
John Reck9192d5e2016-10-31 10:32:09 -07001327}