John Reck | f29ed28 | 2015-04-07 07:32:03 -0700 | [diff] [blame] | 1 | #define LOG_TAG "Bitmap" |
John Reck | f29ed28 | 2015-04-07 07:32:03 -0700 | [diff] [blame] | 2 | #include "Bitmap.h" |
| 3 | |
Chris Craik | 32054b0 | 2014-05-09 13:58:56 -0700 | [diff] [blame] | 4 | #include "SkBitmap.h" |
| 5 | #include "SkPixelRef.h" |
| 6 | #include "SkImageEncoder.h" |
Leon Scroggins III | 57ee620 | 2014-06-04 18:51:07 -0400 | [diff] [blame] | 7 | #include "SkImageInfo.h" |
Chris Craik | 32054b0 | 2014-05-09 13:58:56 -0700 | [diff] [blame] | 8 | #include "SkColorPriv.h" |
| 9 | #include "GraphicsJNI.h" |
| 10 | #include "SkDither.h" |
| 11 | #include "SkUnPreMultiply.h" |
| 12 | #include "SkStream.h" |
| 13 | |
| 14 | #include <binder/Parcel.h> |
| 15 | #include "android_os_Parcel.h" |
| 16 | #include "android_util_Binder.h" |
| 17 | #include "android_nio_utils.h" |
| 18 | #include "CreateJavaOutputStreamAdaptor.h" |
John Reck | f29ed28 | 2015-04-07 07:32:03 -0700 | [diff] [blame] | 19 | #include <Caches.h> |
sergeyv | dccca44 | 2016-03-21 15:38:21 -0700 | [diff] [blame] | 20 | #include <hwui/Paint.h> |
John Reck | 4387190 | 2016-08-01 14:39:24 -0700 | [diff] [blame] | 21 | #include <renderthread/RenderProxy.h> |
Chris Craik | 32054b0 | 2014-05-09 13:58:56 -0700 | [diff] [blame] | 22 | |
Andreas Gampe | ed6b9df | 2014-11-20 22:02:20 -0800 | [diff] [blame] | 23 | #include "core_jni_helpers.h" |
| 24 | |
Chris Craik | 32054b0 | 2014-05-09 13:58:56 -0700 | [diff] [blame] | 25 | #include <jni.h> |
Riley Andrews | 39d7f30 | 2014-11-13 17:43:25 -0800 | [diff] [blame] | 26 | #include <memory> |
| 27 | #include <string> |
| 28 | #include <sys/mman.h> |
| 29 | #include <cutils/ashmem.h> |
Chris Craik | 32054b0 | 2014-05-09 13:58:56 -0700 | [diff] [blame] | 30 | |
Jeff Brown | a316c5d | 2015-06-05 15:14:06 -0700 | [diff] [blame] | 31 | #define DEBUG_PARCEL 0 |
Riley Andrews | 8cee7c1 | 2015-11-01 23:36:04 -0800 | [diff] [blame] | 32 | #define ASHMEM_BITMAP_MIN_SIZE (128 * (1 << 10)) |
Jeff Brown | a316c5d | 2015-06-05 15:14:06 -0700 | [diff] [blame] | 33 | |
sergeyv | c69853c | 2016-10-07 14:14:09 -0700 | [diff] [blame^] | 34 | static jclass gBitmap_class; |
| 35 | static jfieldID gBitmap_nativePtr; |
| 36 | static jmethodID gBitmap_constructorMethodID; |
| 37 | static jmethodID gBitmap_reinitMethodID; |
| 38 | static jmethodID gBitmap_getAllocationByteCountMethodID; |
| 39 | |
John Reck | f29ed28 | 2015-04-07 07:32:03 -0700 | [diff] [blame] | 40 | namespace android { |
| 41 | |
sergeyv | c69853c | 2016-10-07 14:14:09 -0700 | [diff] [blame^] | 42 | class Bitmap { |
John Reck | f29ed28 | 2015-04-07 07:32:03 -0700 | [diff] [blame] | 43 | public: |
sergeyv | c69853c | 2016-10-07 14:14:09 -0700 | [diff] [blame^] | 44 | Bitmap(PixelRef* pixelRef) |
| 45 | : mPixelRef(pixelRef) { } |
| 46 | |
| 47 | void freePixels() { |
| 48 | mInfo = mPixelRef->info(); |
| 49 | mHasHardwareMipMap = mPixelRef->hasHardwareMipMap(); |
| 50 | mAllocationSize = mPixelRef->getAllocationByteCount(); |
| 51 | mRowBytes = mPixelRef->rowBytes(); |
| 52 | mGenerationId = mPixelRef->getGenerationID(); |
| 53 | mPixelRef.reset(); |
John Reck | f29ed28 | 2015-04-07 07:32:03 -0700 | [diff] [blame] | 54 | } |
| 55 | |
sergeyv | c69853c | 2016-10-07 14:14:09 -0700 | [diff] [blame^] | 56 | bool valid() { |
| 57 | return !!mPixelRef; |
John Reck | f29ed28 | 2015-04-07 07:32:03 -0700 | [diff] [blame] | 58 | } |
| 59 | |
sergeyv | c69853c | 2016-10-07 14:14:09 -0700 | [diff] [blame^] | 60 | PixelRef* pixelRef() { return mPixelRef.get(); } |
| 61 | |
| 62 | void assertValid() { |
| 63 | LOG_ALWAYS_FATAL_IF(!valid(), "Error, cannot access an invalid/free'd bitmap here!"); |
| 64 | } |
| 65 | |
| 66 | void getSkBitmap(SkBitmap* outBitmap) { |
| 67 | assertValid(); |
| 68 | mPixelRef->getSkBitmap(outBitmap); |
| 69 | } |
| 70 | |
| 71 | bool hasHardwareMipMap() { |
| 72 | if (mPixelRef) { |
| 73 | return mPixelRef->hasHardwareMipMap(); |
John Reck | f29ed28 | 2015-04-07 07:32:03 -0700 | [diff] [blame] | 74 | } |
John Reck | f29ed28 | 2015-04-07 07:32:03 -0700 | [diff] [blame] | 75 | return mHasHardwareMipMap; |
| 76 | } |
| 77 | |
| 78 | void setHasHardwareMipMap(bool hasMipMap) { |
sergeyv | c69853c | 2016-10-07 14:14:09 -0700 | [diff] [blame^] | 79 | assertValid(); |
| 80 | mPixelRef->setHasHardwareMipMap(hasMipMap); |
John Reck | f29ed28 | 2015-04-07 07:32:03 -0700 | [diff] [blame] | 81 | } |
| 82 | |
sergeyv | c69853c | 2016-10-07 14:14:09 -0700 | [diff] [blame^] | 83 | void setAlphaType(SkAlphaType alphaType) { |
| 84 | assertValid(); |
| 85 | mPixelRef->setAlphaType(alphaType); |
John Reck | f29ed28 | 2015-04-07 07:32:03 -0700 | [diff] [blame] | 86 | } |
| 87 | |
sergeyv | c69853c | 2016-10-07 14:14:09 -0700 | [diff] [blame^] | 88 | const SkImageInfo& info() { |
| 89 | if (mPixelRef) { |
| 90 | return mPixelRef->info(); |
| 91 | } |
| 92 | return mInfo; |
John Reck | f29ed28 | 2015-04-07 07:32:03 -0700 | [diff] [blame] | 93 | } |
| 94 | |
sergeyv | c69853c | 2016-10-07 14:14:09 -0700 | [diff] [blame^] | 95 | size_t getAllocationByteCount() const { |
| 96 | if (mPixelRef) { |
| 97 | return mPixelRef->getAllocationByteCount(); |
| 98 | } |
| 99 | return mAllocationSize; |
John Reck | f29ed28 | 2015-04-07 07:32:03 -0700 | [diff] [blame] | 100 | } |
| 101 | |
sergeyv | c69853c | 2016-10-07 14:14:09 -0700 | [diff] [blame^] | 102 | size_t rowBytes() const { |
| 103 | if (mPixelRef) { |
| 104 | return mPixelRef->rowBytes(); |
| 105 | } |
| 106 | return mRowBytes; |
| 107 | } |
| 108 | |
| 109 | uint32_t getGenerationID() const { |
| 110 | if (mPixelRef) { |
| 111 | return mPixelRef->getGenerationID(); |
| 112 | } |
| 113 | return mGenerationId; |
| 114 | } |
| 115 | |
| 116 | ~Bitmap() { } |
| 117 | |
John Reck | f29ed28 | 2015-04-07 07:32:03 -0700 | [diff] [blame] | 118 | private: |
sergeyv | c69853c | 2016-10-07 14:14:09 -0700 | [diff] [blame^] | 119 | sk_sp<PixelRef> mPixelRef; |
| 120 | SkImageInfo mInfo; |
| 121 | bool mHasHardwareMipMap; |
| 122 | size_t mAllocationSize; |
| 123 | size_t mRowBytes; |
| 124 | uint32_t mGenerationId; |
John Reck | f29ed28 | 2015-04-07 07:32:03 -0700 | [diff] [blame] | 125 | }; |
| 126 | |
sergeyv | c69853c | 2016-10-07 14:14:09 -0700 | [diff] [blame^] | 127 | void PixelRef::reconfigure(const SkImageInfo& newInfo, size_t rowBytes, SkColorTable* ctable) { |
| 128 | if (kIndex_8_SkColorType != newInfo.colorType()) { |
| 129 | ctable = nullptr; |
| 130 | } |
| 131 | mRowBytes = rowBytes; |
| 132 | if (mColorTable.get() != ctable) { |
| 133 | mColorTable.reset(ctable); |
| 134 | } |
| 135 | |
| 136 | // Need to validate the alpha type to filter against the color type |
| 137 | // to prevent things like a non-opaque RGB565 bitmap |
| 138 | SkAlphaType alphaType; |
| 139 | LOG_ALWAYS_FATAL_IF(!SkColorTypeValidateAlphaType( |
| 140 | newInfo.colorType(), newInfo.alphaType(), &alphaType), |
| 141 | "Failed to validate alpha type!"); |
| 142 | |
| 143 | // Dirty hack is dirty |
| 144 | // TODO: Figure something out here, Skia's current design makes this |
| 145 | // really hard to work with. Skia really, really wants immutable objects, |
| 146 | // but with the nested-ref-count hackery going on that's just not |
| 147 | // feasible without going insane trying to figure it out |
| 148 | SkImageInfo* myInfo = const_cast<SkImageInfo*>(&this->info()); |
| 149 | *myInfo = newInfo; |
| 150 | changeAlphaType(alphaType); |
| 151 | |
| 152 | // Docs say to only call this in the ctor, but we're going to call |
| 153 | // it anyway even if this isn't always the ctor. |
| 154 | // TODO: Fix this too as part of the above TODO |
| 155 | setPreLocked(getStorage(), mRowBytes, mColorTable.get()); |
John Reck | f29ed28 | 2015-04-07 07:32:03 -0700 | [diff] [blame] | 156 | } |
| 157 | |
sergeyv | c69853c | 2016-10-07 14:14:09 -0700 | [diff] [blame^] | 158 | PixelRef::PixelRef(void* address, size_t size, const SkImageInfo& info, size_t rowBytes, SkColorTable* ctable) |
| 159 | : SkPixelRef(info) |
| 160 | , mPixelStorageType(PixelStorageType::Heap) { |
| 161 | mPixelStorage.heap.address = address; |
| 162 | mPixelStorage.heap.size = size; |
| 163 | reconfigure(info, rowBytes, ctable); |
| 164 | } |
| 165 | |
| 166 | PixelRef::PixelRef(void* address, void* context, FreeFunc freeFunc, |
| 167 | const SkImageInfo& info, size_t rowBytes, SkColorTable* ctable) |
| 168 | : SkPixelRef(info) |
| 169 | , mPixelStorageType(PixelStorageType::External) { |
John Reck | f29ed28 | 2015-04-07 07:32:03 -0700 | [diff] [blame] | 170 | mPixelStorage.external.address = address; |
| 171 | mPixelStorage.external.context = context; |
| 172 | mPixelStorage.external.freeFunc = freeFunc; |
sergeyv | c69853c | 2016-10-07 14:14:09 -0700 | [diff] [blame^] | 173 | reconfigure(info, rowBytes, ctable); |
John Reck | f29ed28 | 2015-04-07 07:32:03 -0700 | [diff] [blame] | 174 | } |
| 175 | |
sergeyv | c69853c | 2016-10-07 14:14:09 -0700 | [diff] [blame^] | 176 | PixelRef::PixelRef(void* address, int fd, size_t mappedSize, |
| 177 | const SkImageInfo& info, size_t rowBytes, SkColorTable* ctable) |
| 178 | : SkPixelRef(info) |
| 179 | , mPixelStorageType(PixelStorageType::Ashmem) { |
Riley Andrews | 39d7f30 | 2014-11-13 17:43:25 -0800 | [diff] [blame] | 180 | mPixelStorage.ashmem.address = address; |
| 181 | mPixelStorage.ashmem.fd = fd; |
John Reck | 003bdee | 2016-09-12 10:43:35 -0700 | [diff] [blame] | 182 | mPixelStorage.ashmem.size = mappedSize; |
sergeyv | c69853c | 2016-10-07 14:14:09 -0700 | [diff] [blame^] | 183 | reconfigure(info, rowBytes, ctable); |
John Reck | f29ed28 | 2015-04-07 07:32:03 -0700 | [diff] [blame] | 184 | } |
| 185 | |
sergeyv | c69853c | 2016-10-07 14:14:09 -0700 | [diff] [blame^] | 186 | PixelRef::~PixelRef() { |
John Reck | f29ed28 | 2015-04-07 07:32:03 -0700 | [diff] [blame] | 187 | switch (mPixelStorageType) { |
John Reck | f29ed28 | 2015-04-07 07:32:03 -0700 | [diff] [blame] | 188 | case PixelStorageType::External: |
| 189 | mPixelStorage.external.freeFunc(mPixelStorage.external.address, |
| 190 | mPixelStorage.external.context); |
| 191 | break; |
Riley Andrews | 39d7f30 | 2014-11-13 17:43:25 -0800 | [diff] [blame] | 192 | case PixelStorageType::Ashmem: |
| 193 | munmap(mPixelStorage.ashmem.address, mPixelStorage.ashmem.size); |
| 194 | close(mPixelStorage.ashmem.fd); |
| 195 | break; |
sergeyv | 4508218 | 2016-09-29 18:25:40 -0700 | [diff] [blame] | 196 | case PixelStorageType::Heap: |
| 197 | free(mPixelStorage.heap.address); |
John Reck | f29ed28 | 2015-04-07 07:32:03 -0700 | [diff] [blame] | 198 | break; |
| 199 | } |
| 200 | |
| 201 | if (android::uirenderer::Caches::hasInstance()) { |
sergeyv | c69853c | 2016-10-07 14:14:09 -0700 | [diff] [blame^] | 202 | android::uirenderer::Caches::getInstance().textureCache.releaseTexture(getStableID()); |
John Reck | f29ed28 | 2015-04-07 07:32:03 -0700 | [diff] [blame] | 203 | } |
| 204 | } |
| 205 | |
sergeyv | c69853c | 2016-10-07 14:14:09 -0700 | [diff] [blame^] | 206 | bool PixelRef::hasHardwareMipMap() const { |
| 207 | return mHasHardwareMipMap; |
John Reck | f29ed28 | 2015-04-07 07:32:03 -0700 | [diff] [blame] | 208 | } |
| 209 | |
sergeyv | c69853c | 2016-10-07 14:14:09 -0700 | [diff] [blame^] | 210 | void PixelRef::setHasHardwareMipMap(bool hasMipMap) { |
| 211 | mHasHardwareMipMap = hasMipMap; |
John Reck | f29ed28 | 2015-04-07 07:32:03 -0700 | [diff] [blame] | 212 | } |
| 213 | |
sergeyv | c69853c | 2016-10-07 14:14:09 -0700 | [diff] [blame^] | 214 | void* PixelRef::getStorage() const { |
| 215 | switch (mPixelStorageType) { |
| 216 | case PixelStorageType::External: |
| 217 | return mPixelStorage.external.address; |
| 218 | case PixelStorageType::Ashmem: |
| 219 | return mPixelStorage.ashmem.address; |
| 220 | case PixelStorageType::Heap: |
| 221 | return mPixelStorage.heap.address; |
| 222 | } |
| 223 | } |
| 224 | |
| 225 | bool PixelRef::onNewLockPixels(LockRec* rec) { |
| 226 | rec->fPixels = getStorage(); |
| 227 | rec->fRowBytes = mRowBytes; |
| 228 | rec->fColorTable = mColorTable.get(); |
| 229 | return true; |
| 230 | } |
| 231 | |
| 232 | size_t PixelRef::getAllocatedSizeInBytes() const { |
| 233 | return info().getSafeSize(mRowBytes); |
| 234 | } |
| 235 | |
| 236 | int PixelRef::getAshmemFd() const { |
Riley Andrews | 39d7f30 | 2014-11-13 17:43:25 -0800 | [diff] [blame] | 237 | switch (mPixelStorageType) { |
| 238 | case PixelStorageType::Ashmem: |
| 239 | return mPixelStorage.ashmem.fd; |
| 240 | default: |
| 241 | return -1; |
| 242 | } |
| 243 | } |
| 244 | |
sergeyv | c69853c | 2016-10-07 14:14:09 -0700 | [diff] [blame^] | 245 | size_t PixelRef::getAllocationByteCount() const { |
sergeyv | 4508218 | 2016-09-29 18:25:40 -0700 | [diff] [blame] | 246 | switch (mPixelStorageType) { |
| 247 | case PixelStorageType::Heap: |
| 248 | return mPixelStorage.heap.size; |
| 249 | default: |
| 250 | return rowBytes() * height(); |
| 251 | } |
| 252 | } |
| 253 | |
sergeyv | c69853c | 2016-10-07 14:14:09 -0700 | [diff] [blame^] | 254 | void PixelRef::reconfigure(const SkImageInfo& info) { |
Derek Sollenberger | 2a94a10 | 2015-05-07 13:56:14 -0400 | [diff] [blame] | 255 | reconfigure(info, info.minRowBytes(), nullptr); |
John Reck | f29ed28 | 2015-04-07 07:32:03 -0700 | [diff] [blame] | 256 | } |
| 257 | |
sergeyv | c69853c | 2016-10-07 14:14:09 -0700 | [diff] [blame^] | 258 | void PixelRef::setAlphaType(SkAlphaType alphaType) { |
John Reck | 0781a2f | 2015-05-27 16:29:17 -0700 | [diff] [blame] | 259 | if (!SkColorTypeValidateAlphaType(info().colorType(), alphaType, &alphaType)) { |
| 260 | return; |
| 261 | } |
| 262 | |
sergeyv | c69853c | 2016-10-07 14:14:09 -0700 | [diff] [blame^] | 263 | changeAlphaType(alphaType); |
John Reck | 0781a2f | 2015-05-27 16:29:17 -0700 | [diff] [blame] | 264 | } |
| 265 | |
sergeyv | c69853c | 2016-10-07 14:14:09 -0700 | [diff] [blame^] | 266 | void PixelRef::getSkBitmap(SkBitmap* outBitmap) { |
| 267 | outBitmap->setInfo(info(), rowBytes()); |
| 268 | outBitmap->setPixelRef(this); |
| 269 | outBitmap->setHasHardwareMipMap(mHasHardwareMipMap); |
John Reck | f29ed28 | 2015-04-07 07:32:03 -0700 | [diff] [blame] | 270 | } |
| 271 | |
John Reck | f29ed28 | 2015-04-07 07:32:03 -0700 | [diff] [blame] | 272 | |
| 273 | // Convenience class that does not take a global ref on the pixels, relying |
| 274 | // on the caller already having a local JNI ref |
| 275 | class LocalScopedBitmap { |
| 276 | public: |
Chih-Hung Hsieh | c6baf56 | 2016-04-27 11:29:23 -0700 | [diff] [blame] | 277 | explicit LocalScopedBitmap(jlong bitmapHandle) |
John Reck | f29ed28 | 2015-04-07 07:32:03 -0700 | [diff] [blame] | 278 | : mBitmap(reinterpret_cast<Bitmap*>(bitmapHandle)) {} |
| 279 | |
| 280 | Bitmap* operator->() { |
| 281 | return mBitmap; |
| 282 | } |
| 283 | |
| 284 | void* pixels() { |
sergeyv | c69853c | 2016-10-07 14:14:09 -0700 | [diff] [blame^] | 285 | return mBitmap->pixelRef()->pixels(); |
John Reck | f29ed28 | 2015-04-07 07:32:03 -0700 | [diff] [blame] | 286 | } |
| 287 | |
| 288 | bool valid() { |
| 289 | return mBitmap && mBitmap->valid(); |
| 290 | } |
| 291 | |
| 292 | private: |
| 293 | Bitmap* mBitmap; |
| 294 | }; |
| 295 | |
sergeyv | c69853c | 2016-10-07 14:14:09 -0700 | [diff] [blame^] | 296 | namespace bitmap { |
| 297 | |
| 298 | // Assert that bitmap's SkAlphaType is consistent with isPremultiplied. |
| 299 | static void assert_premultiplied(const SkImageInfo& info, bool isPremultiplied) { |
| 300 | // kOpaque_SkAlphaType and kIgnore_SkAlphaType mean that isPremultiplied is |
| 301 | // irrelevant. This just tests to ensure that the SkAlphaType is not |
| 302 | // opposite of isPremultiplied. |
| 303 | if (isPremultiplied) { |
| 304 | SkASSERT(info.alphaType() != kUnpremul_SkAlphaType); |
| 305 | } else { |
| 306 | SkASSERT(info.alphaType() != kPremul_SkAlphaType); |
| 307 | } |
| 308 | } |
| 309 | |
| 310 | void reinitBitmap(JNIEnv* env, jobject javaBitmap, const SkImageInfo& info, |
| 311 | bool isPremultiplied) |
| 312 | { |
| 313 | // The caller needs to have already set the alpha type properly, so the |
| 314 | // native SkBitmap stays in sync with the Java Bitmap. |
| 315 | assert_premultiplied(info, isPremultiplied); |
| 316 | |
| 317 | env->CallVoidMethod(javaBitmap, gBitmap_reinitMethodID, |
| 318 | info.width(), info.height(), isPremultiplied); |
| 319 | } |
| 320 | |
| 321 | int getBitmapAllocationByteCount(JNIEnv* env, jobject javaBitmap) |
| 322 | { |
| 323 | return env->CallIntMethod(javaBitmap, gBitmap_getAllocationByteCountMethodID); |
| 324 | } |
| 325 | |
| 326 | jobject createBitmap(JNIEnv* env, PixelRef* pixelRef, |
| 327 | int bitmapCreateFlags, jbyteArray ninePatchChunk, jobject ninePatchInsets, |
| 328 | int density) { |
| 329 | bool isMutable = bitmapCreateFlags & kBitmapCreateFlag_Mutable; |
| 330 | bool isPremultiplied = bitmapCreateFlags & kBitmapCreateFlag_Premultiplied; |
| 331 | // The caller needs to have already set the alpha type properly, so the |
| 332 | // native SkBitmap stays in sync with the Java Bitmap. |
| 333 | assert_premultiplied(pixelRef->info(), isPremultiplied); |
| 334 | Bitmap* bitmap = new Bitmap(pixelRef); |
| 335 | jobject obj = env->NewObject(gBitmap_class, gBitmap_constructorMethodID, |
| 336 | reinterpret_cast<jlong>(bitmap), pixelRef->width(), pixelRef->height(), density, isMutable, |
| 337 | isPremultiplied, ninePatchChunk, ninePatchInsets); |
| 338 | |
| 339 | if (env->ExceptionCheck() != 0) { |
| 340 | ALOGE("*** Uncaught exception returned from Java call!\n"); |
| 341 | env->ExceptionDescribe(); |
| 342 | } |
| 343 | return obj; |
| 344 | } |
| 345 | |
| 346 | void toSkBitmap(jlong bitmapHandle, SkBitmap* outBitmap) { |
| 347 | LocalScopedBitmap bitmap(bitmapHandle); |
| 348 | bitmap->getSkBitmap(outBitmap); |
| 349 | } |
| 350 | |
| 351 | PixelRef* toPixelRef(JNIEnv* env, jobject bitmap) { |
| 352 | SkASSERT(env); |
| 353 | SkASSERT(bitmap); |
| 354 | SkASSERT(env->IsInstanceOf(bitmap, gBitmap_class)); |
| 355 | jlong bitmapHandle = env->GetLongField(bitmap, gBitmap_nativePtr); |
| 356 | LocalScopedBitmap localBitmap(bitmapHandle); |
| 357 | localBitmap->assertValid(); |
| 358 | return localBitmap->pixelRef(); |
| 359 | } |
| 360 | |
| 361 | } // namespace bitmap |
| 362 | |
| 363 | } // namespace android |
| 364 | |
| 365 | using namespace android; |
| 366 | using namespace android::bitmap; |
| 367 | |
Chris Craik | 32054b0 | 2014-05-09 13:58:56 -0700 | [diff] [blame] | 368 | /////////////////////////////////////////////////////////////////////////////// |
| 369 | // Conversions to/from SkColor, for get/setPixels, and the create method, which |
| 370 | // is basically like setPixels |
| 371 | |
| 372 | typedef void (*FromColorProc)(void* dst, const SkColor src[], int width, |
| 373 | int x, int y); |
| 374 | |
| 375 | static void FromColor_D32(void* dst, const SkColor src[], int width, |
| 376 | int, int) { |
| 377 | SkPMColor* d = (SkPMColor*)dst; |
| 378 | |
| 379 | for (int i = 0; i < width; i++) { |
| 380 | *d++ = SkPreMultiplyColor(*src++); |
| 381 | } |
| 382 | } |
| 383 | |
| 384 | static void FromColor_D32_Raw(void* dst, const SkColor src[], int width, |
| 385 | int, int) { |
Dan Albert | 46d8444 | 2014-11-18 16:07:51 -0800 | [diff] [blame] | 386 | // Needed to thwart the unreachable code detection from clang. |
| 387 | static const bool sk_color_ne_zero = SK_COLOR_MATCHES_PMCOLOR_BYTE_ORDER; |
| 388 | |
Chris Craik | 32054b0 | 2014-05-09 13:58:56 -0700 | [diff] [blame] | 389 | // SkColor's ordering may be different from SkPMColor |
Dan Albert | 46d8444 | 2014-11-18 16:07:51 -0800 | [diff] [blame] | 390 | if (sk_color_ne_zero) { |
Chris Craik | 32054b0 | 2014-05-09 13:58:56 -0700 | [diff] [blame] | 391 | memcpy(dst, src, width * sizeof(SkColor)); |
| 392 | return; |
| 393 | } |
| 394 | |
| 395 | // order isn't same, repack each pixel manually |
| 396 | SkPMColor* d = (SkPMColor*)dst; |
| 397 | for (int i = 0; i < width; i++) { |
| 398 | SkColor c = *src++; |
| 399 | *d++ = SkPackARGB32NoCheck(SkColorGetA(c), SkColorGetR(c), |
| 400 | SkColorGetG(c), SkColorGetB(c)); |
| 401 | } |
| 402 | } |
| 403 | |
| 404 | static void FromColor_D565(void* dst, const SkColor src[], int width, |
| 405 | int x, int y) { |
| 406 | uint16_t* d = (uint16_t*)dst; |
| 407 | |
| 408 | DITHER_565_SCAN(y); |
| 409 | for (int stop = x + width; x < stop; x++) { |
| 410 | SkColor c = *src++; |
| 411 | *d++ = SkDitherRGBTo565(SkColorGetR(c), SkColorGetG(c), SkColorGetB(c), |
| 412 | DITHER_VALUE(x)); |
| 413 | } |
| 414 | } |
| 415 | |
| 416 | static void FromColor_D4444(void* dst, const SkColor src[], int width, |
| 417 | int x, int y) { |
| 418 | SkPMColor16* d = (SkPMColor16*)dst; |
| 419 | |
| 420 | DITHER_4444_SCAN(y); |
| 421 | for (int stop = x + width; x < stop; x++) { |
| 422 | SkPMColor pmc = SkPreMultiplyColor(*src++); |
| 423 | *d++ = SkDitherARGB32To4444(pmc, DITHER_VALUE(x)); |
| 424 | // *d++ = SkPixel32ToPixel4444(pmc); |
| 425 | } |
| 426 | } |
| 427 | |
| 428 | static void FromColor_D4444_Raw(void* dst, const SkColor src[], int width, |
| 429 | int x, int y) { |
| 430 | SkPMColor16* d = (SkPMColor16*)dst; |
| 431 | |
| 432 | DITHER_4444_SCAN(y); |
| 433 | for (int stop = x + width; x < stop; x++) { |
| 434 | SkColor c = *src++; |
| 435 | |
| 436 | // SkPMColor is used because the ordering is ARGB32, even though the target actually premultiplied |
| 437 | SkPMColor pmc = SkPackARGB32NoCheck(SkColorGetA(c), SkColorGetR(c), |
| 438 | SkColorGetG(c), SkColorGetB(c)); |
| 439 | *d++ = SkDitherARGB32To4444(pmc, DITHER_VALUE(x)); |
| 440 | // *d++ = SkPixel32ToPixel4444(pmc); |
| 441 | } |
| 442 | } |
| 443 | |
Chris Craik | 6260b22 | 2015-07-24 15:17:29 -0700 | [diff] [blame] | 444 | static void FromColor_DA8(void* dst, const SkColor src[], int width, int x, int y) { |
| 445 | uint8_t* d = (uint8_t*)dst; |
| 446 | |
| 447 | for (int stop = x + width; x < stop; x++) { |
| 448 | *d++ = SkColorGetA(*src++); |
| 449 | } |
| 450 | } |
| 451 | |
Chris Craik | 32054b0 | 2014-05-09 13:58:56 -0700 | [diff] [blame] | 452 | // can return NULL |
Leon Scroggins III | 57ee620 | 2014-06-04 18:51:07 -0400 | [diff] [blame] | 453 | static FromColorProc ChooseFromColorProc(const SkBitmap& bitmap) { |
| 454 | switch (bitmap.colorType()) { |
| 455 | case kN32_SkColorType: |
| 456 | return bitmap.alphaType() == kPremul_SkAlphaType ? FromColor_D32 : FromColor_D32_Raw; |
| 457 | case kARGB_4444_SkColorType: |
| 458 | return bitmap.alphaType() == kPremul_SkAlphaType ? FromColor_D4444 : |
| 459 | FromColor_D4444_Raw; |
| 460 | case kRGB_565_SkColorType: |
Chris Craik | 32054b0 | 2014-05-09 13:58:56 -0700 | [diff] [blame] | 461 | return FromColor_D565; |
Chris Craik | 6260b22 | 2015-07-24 15:17:29 -0700 | [diff] [blame] | 462 | case kAlpha_8_SkColorType: |
| 463 | return FromColor_DA8; |
Chris Craik | 32054b0 | 2014-05-09 13:58:56 -0700 | [diff] [blame] | 464 | default: |
| 465 | break; |
| 466 | } |
| 467 | return NULL; |
| 468 | } |
| 469 | |
| 470 | bool GraphicsJNI::SetPixels(JNIEnv* env, jintArray srcColors, int srcOffset, int srcStride, |
Leon Scroggins III | 57ee620 | 2014-06-04 18:51:07 -0400 | [diff] [blame] | 471 | int x, int y, int width, int height, const SkBitmap& dstBitmap) { |
Chris Craik | 32054b0 | 2014-05-09 13:58:56 -0700 | [diff] [blame] | 472 | SkAutoLockPixels alp(dstBitmap); |
| 473 | void* dst = dstBitmap.getPixels(); |
Leon Scroggins III | 57ee620 | 2014-06-04 18:51:07 -0400 | [diff] [blame] | 474 | FromColorProc proc = ChooseFromColorProc(dstBitmap); |
Chris Craik | 32054b0 | 2014-05-09 13:58:56 -0700 | [diff] [blame] | 475 | |
| 476 | if (NULL == dst || NULL == proc) { |
| 477 | return false; |
| 478 | } |
| 479 | |
| 480 | const jint* array = env->GetIntArrayElements(srcColors, NULL); |
| 481 | const SkColor* src = (const SkColor*)array + srcOffset; |
| 482 | |
| 483 | // reset to to actual choice from caller |
| 484 | dst = dstBitmap.getAddr(x, y); |
| 485 | // now copy/convert each scanline |
| 486 | for (int y = 0; y < height; y++) { |
| 487 | proc(dst, src, width, x, y); |
| 488 | src += srcStride; |
| 489 | dst = (char*)dst + dstBitmap.rowBytes(); |
| 490 | } |
| 491 | |
| 492 | dstBitmap.notifyPixelsChanged(); |
| 493 | |
| 494 | env->ReleaseIntArrayElements(srcColors, const_cast<jint*>(array), |
| 495 | JNI_ABORT); |
| 496 | return true; |
| 497 | } |
| 498 | |
| 499 | //////////////////// ToColor procs |
| 500 | |
| 501 | typedef void (*ToColorProc)(SkColor dst[], const void* src, int width, |
| 502 | SkColorTable*); |
| 503 | |
| 504 | static void ToColor_S32_Alpha(SkColor dst[], const void* src, int width, |
| 505 | SkColorTable*) { |
| 506 | SkASSERT(width > 0); |
| 507 | const SkPMColor* s = (const SkPMColor*)src; |
| 508 | do { |
| 509 | *dst++ = SkUnPreMultiply::PMColorToColor(*s++); |
| 510 | } while (--width != 0); |
| 511 | } |
| 512 | |
| 513 | static void ToColor_S32_Raw(SkColor dst[], const void* src, int width, |
| 514 | SkColorTable*) { |
| 515 | SkASSERT(width > 0); |
| 516 | const SkPMColor* s = (const SkPMColor*)src; |
| 517 | do { |
| 518 | SkPMColor c = *s++; |
| 519 | *dst++ = SkColorSetARGB(SkGetPackedA32(c), SkGetPackedR32(c), |
| 520 | SkGetPackedG32(c), SkGetPackedB32(c)); |
| 521 | } while (--width != 0); |
| 522 | } |
| 523 | |
| 524 | static void ToColor_S32_Opaque(SkColor dst[], const void* src, int width, |
| 525 | SkColorTable*) { |
| 526 | SkASSERT(width > 0); |
| 527 | const SkPMColor* s = (const SkPMColor*)src; |
| 528 | do { |
| 529 | SkPMColor c = *s++; |
| 530 | *dst++ = SkColorSetRGB(SkGetPackedR32(c), SkGetPackedG32(c), |
| 531 | SkGetPackedB32(c)); |
| 532 | } while (--width != 0); |
| 533 | } |
| 534 | |
| 535 | static void ToColor_S4444_Alpha(SkColor dst[], const void* src, int width, |
| 536 | SkColorTable*) { |
| 537 | SkASSERT(width > 0); |
| 538 | const SkPMColor16* s = (const SkPMColor16*)src; |
| 539 | do { |
| 540 | *dst++ = SkUnPreMultiply::PMColorToColor(SkPixel4444ToPixel32(*s++)); |
| 541 | } while (--width != 0); |
| 542 | } |
| 543 | |
| 544 | static void ToColor_S4444_Raw(SkColor dst[], const void* src, int width, |
| 545 | SkColorTable*) { |
| 546 | SkASSERT(width > 0); |
| 547 | const SkPMColor16* s = (const SkPMColor16*)src; |
| 548 | do { |
| 549 | SkPMColor c = SkPixel4444ToPixel32(*s++); |
| 550 | *dst++ = SkColorSetARGB(SkGetPackedA32(c), SkGetPackedR32(c), |
| 551 | SkGetPackedG32(c), SkGetPackedB32(c)); |
| 552 | } while (--width != 0); |
| 553 | } |
| 554 | |
| 555 | static void ToColor_S4444_Opaque(SkColor dst[], const void* src, int width, |
| 556 | SkColorTable*) { |
| 557 | SkASSERT(width > 0); |
| 558 | const SkPMColor16* s = (const SkPMColor16*)src; |
| 559 | do { |
| 560 | SkPMColor c = SkPixel4444ToPixel32(*s++); |
| 561 | *dst++ = SkColorSetRGB(SkGetPackedR32(c), SkGetPackedG32(c), |
| 562 | SkGetPackedB32(c)); |
| 563 | } while (--width != 0); |
| 564 | } |
| 565 | |
| 566 | static void ToColor_S565(SkColor dst[], const void* src, int width, |
| 567 | SkColorTable*) { |
| 568 | SkASSERT(width > 0); |
| 569 | const uint16_t* s = (const uint16_t*)src; |
| 570 | do { |
| 571 | uint16_t c = *s++; |
| 572 | *dst++ = SkColorSetRGB(SkPacked16ToR32(c), SkPacked16ToG32(c), |
| 573 | SkPacked16ToB32(c)); |
| 574 | } while (--width != 0); |
| 575 | } |
| 576 | |
| 577 | static void ToColor_SI8_Alpha(SkColor dst[], const void* src, int width, |
| 578 | SkColorTable* ctable) { |
| 579 | SkASSERT(width > 0); |
| 580 | const uint8_t* s = (const uint8_t*)src; |
Mike Reed | 71487eb | 2014-11-19 16:13:20 -0500 | [diff] [blame] | 581 | const SkPMColor* colors = ctable->readColors(); |
Chris Craik | 32054b0 | 2014-05-09 13:58:56 -0700 | [diff] [blame] | 582 | do { |
| 583 | *dst++ = SkUnPreMultiply::PMColorToColor(colors[*s++]); |
| 584 | } while (--width != 0); |
Chris Craik | 32054b0 | 2014-05-09 13:58:56 -0700 | [diff] [blame] | 585 | } |
| 586 | |
| 587 | static void ToColor_SI8_Raw(SkColor dst[], const void* src, int width, |
| 588 | SkColorTable* ctable) { |
| 589 | SkASSERT(width > 0); |
| 590 | const uint8_t* s = (const uint8_t*)src; |
Mike Reed | 71487eb | 2014-11-19 16:13:20 -0500 | [diff] [blame] | 591 | const SkPMColor* colors = ctable->readColors(); |
Chris Craik | 32054b0 | 2014-05-09 13:58:56 -0700 | [diff] [blame] | 592 | do { |
| 593 | SkPMColor c = colors[*s++]; |
| 594 | *dst++ = SkColorSetARGB(SkGetPackedA32(c), SkGetPackedR32(c), |
| 595 | SkGetPackedG32(c), SkGetPackedB32(c)); |
| 596 | } while (--width != 0); |
Chris Craik | 32054b0 | 2014-05-09 13:58:56 -0700 | [diff] [blame] | 597 | } |
| 598 | |
| 599 | static void ToColor_SI8_Opaque(SkColor dst[], const void* src, int width, |
| 600 | SkColorTable* ctable) { |
| 601 | SkASSERT(width > 0); |
| 602 | const uint8_t* s = (const uint8_t*)src; |
Mike Reed | 71487eb | 2014-11-19 16:13:20 -0500 | [diff] [blame] | 603 | const SkPMColor* colors = ctable->readColors(); |
Chris Craik | 32054b0 | 2014-05-09 13:58:56 -0700 | [diff] [blame] | 604 | do { |
| 605 | SkPMColor c = colors[*s++]; |
| 606 | *dst++ = SkColorSetRGB(SkGetPackedR32(c), SkGetPackedG32(c), |
| 607 | SkGetPackedB32(c)); |
| 608 | } while (--width != 0); |
Chris Craik | 32054b0 | 2014-05-09 13:58:56 -0700 | [diff] [blame] | 609 | } |
| 610 | |
Chris Craik | 6260b22 | 2015-07-24 15:17:29 -0700 | [diff] [blame] | 611 | static void ToColor_SA8(SkColor dst[], const void* src, int width, SkColorTable*) { |
| 612 | SkASSERT(width > 0); |
| 613 | const uint8_t* s = (const uint8_t*)src; |
| 614 | do { |
| 615 | uint8_t c = *s++; |
| 616 | *dst++ = SkColorSetARGB(c, c, c, c); |
| 617 | } while (--width != 0); |
| 618 | } |
| 619 | |
Chris Craik | 32054b0 | 2014-05-09 13:58:56 -0700 | [diff] [blame] | 620 | // can return NULL |
Leon Scroggins III | 57ee620 | 2014-06-04 18:51:07 -0400 | [diff] [blame] | 621 | static ToColorProc ChooseToColorProc(const SkBitmap& src) { |
Mike Reed | b933055 | 2014-06-16 17:31:48 -0400 | [diff] [blame] | 622 | switch (src.colorType()) { |
| 623 | case kN32_SkColorType: |
Leon Scroggins III | 57ee620 | 2014-06-04 18:51:07 -0400 | [diff] [blame] | 624 | switch (src.alphaType()) { |
| 625 | case kOpaque_SkAlphaType: |
| 626 | return ToColor_S32_Opaque; |
| 627 | case kPremul_SkAlphaType: |
| 628 | return ToColor_S32_Alpha; |
| 629 | case kUnpremul_SkAlphaType: |
| 630 | return ToColor_S32_Raw; |
| 631 | default: |
| 632 | return NULL; |
| 633 | } |
Mike Reed | b933055 | 2014-06-16 17:31:48 -0400 | [diff] [blame] | 634 | case kARGB_4444_SkColorType: |
Leon Scroggins III | 57ee620 | 2014-06-04 18:51:07 -0400 | [diff] [blame] | 635 | switch (src.alphaType()) { |
| 636 | case kOpaque_SkAlphaType: |
| 637 | return ToColor_S4444_Opaque; |
| 638 | case kPremul_SkAlphaType: |
| 639 | return ToColor_S4444_Alpha; |
| 640 | case kUnpremul_SkAlphaType: |
| 641 | return ToColor_S4444_Raw; |
| 642 | default: |
| 643 | return NULL; |
| 644 | } |
Mike Reed | b933055 | 2014-06-16 17:31:48 -0400 | [diff] [blame] | 645 | case kRGB_565_SkColorType: |
Chris Craik | 32054b0 | 2014-05-09 13:58:56 -0700 | [diff] [blame] | 646 | return ToColor_S565; |
Mike Reed | b933055 | 2014-06-16 17:31:48 -0400 | [diff] [blame] | 647 | case kIndex_8_SkColorType: |
Chris Craik | 32054b0 | 2014-05-09 13:58:56 -0700 | [diff] [blame] | 648 | if (src.getColorTable() == NULL) { |
| 649 | return NULL; |
| 650 | } |
Leon Scroggins III | 57ee620 | 2014-06-04 18:51:07 -0400 | [diff] [blame] | 651 | switch (src.alphaType()) { |
| 652 | case kOpaque_SkAlphaType: |
| 653 | return ToColor_SI8_Opaque; |
| 654 | case kPremul_SkAlphaType: |
| 655 | return ToColor_SI8_Alpha; |
| 656 | case kUnpremul_SkAlphaType: |
| 657 | return ToColor_SI8_Raw; |
| 658 | default: |
| 659 | return NULL; |
| 660 | } |
Chris Craik | 6260b22 | 2015-07-24 15:17:29 -0700 | [diff] [blame] | 661 | case kAlpha_8_SkColorType: |
| 662 | return ToColor_SA8; |
Chris Craik | 32054b0 | 2014-05-09 13:58:56 -0700 | [diff] [blame] | 663 | default: |
| 664 | break; |
| 665 | } |
| 666 | return NULL; |
| 667 | } |
| 668 | |
| 669 | /////////////////////////////////////////////////////////////////////////////// |
| 670 | /////////////////////////////////////////////////////////////////////////////// |
| 671 | |
| 672 | static int getPremulBitmapCreateFlags(bool isMutable) { |
sergeyv | c69853c | 2016-10-07 14:14:09 -0700 | [diff] [blame^] | 673 | int flags = android::bitmap::kBitmapCreateFlag_Premultiplied; |
| 674 | if (isMutable) flags |= android::bitmap::kBitmapCreateFlag_Mutable; |
Chris Craik | 32054b0 | 2014-05-09 13:58:56 -0700 | [diff] [blame] | 675 | return flags; |
| 676 | } |
| 677 | |
| 678 | static jobject Bitmap_creator(JNIEnv* env, jobject, jintArray jColors, |
| 679 | jint offset, jint stride, jint width, jint height, |
| 680 | jint configHandle, jboolean isMutable) { |
Mike Reed | 1103b32 | 2014-07-08 12:36:44 -0400 | [diff] [blame] | 681 | SkColorType colorType = GraphicsJNI::legacyBitmapConfigToColorType(configHandle); |
Chris Craik | 32054b0 | 2014-05-09 13:58:56 -0700 | [diff] [blame] | 682 | if (NULL != jColors) { |
| 683 | size_t n = env->GetArrayLength(jColors); |
| 684 | if (n < SkAbs32(stride) * (size_t)height) { |
| 685 | doThrowAIOOBE(env); |
| 686 | return NULL; |
| 687 | } |
| 688 | } |
| 689 | |
| 690 | // ARGB_4444 is a deprecated format, convert automatically to 8888 |
Mike Reed | b933055 | 2014-06-16 17:31:48 -0400 | [diff] [blame] | 691 | if (colorType == kARGB_4444_SkColorType) { |
| 692 | colorType = kN32_SkColorType; |
Chris Craik | 32054b0 | 2014-05-09 13:58:56 -0700 | [diff] [blame] | 693 | } |
| 694 | |
| 695 | SkBitmap bitmap; |
Mike Reed | b933055 | 2014-06-16 17:31:48 -0400 | [diff] [blame] | 696 | bitmap.setInfo(SkImageInfo::Make(width, height, colorType, kPremul_SkAlphaType)); |
Chris Craik | 32054b0 | 2014-05-09 13:58:56 -0700 | [diff] [blame] | 697 | |
sergeyv | c69853c | 2016-10-07 14:14:09 -0700 | [diff] [blame^] | 698 | PixelRef* nativeBitmap = GraphicsJNI::allocateHeapPixelRef(&bitmap, NULL); |
John Reck | f29ed28 | 2015-04-07 07:32:03 -0700 | [diff] [blame] | 699 | if (!nativeBitmap) { |
Chris Craik | 32054b0 | 2014-05-09 13:58:56 -0700 | [diff] [blame] | 700 | return NULL; |
| 701 | } |
| 702 | |
| 703 | if (jColors != NULL) { |
| 704 | GraphicsJNI::SetPixels(env, jColors, offset, stride, |
Leon Scroggins III | 57ee620 | 2014-06-04 18:51:07 -0400 | [diff] [blame] | 705 | 0, 0, width, height, bitmap); |
Chris Craik | 32054b0 | 2014-05-09 13:58:56 -0700 | [diff] [blame] | 706 | } |
| 707 | |
sergeyv | c69853c | 2016-10-07 14:14:09 -0700 | [diff] [blame^] | 708 | return createBitmap(env, nativeBitmap, |
John Reck | f29ed28 | 2015-04-07 07:32:03 -0700 | [diff] [blame] | 709 | getPremulBitmapCreateFlags(isMutable)); |
Chris Craik | 32054b0 | 2014-05-09 13:58:56 -0700 | [diff] [blame] | 710 | } |
| 711 | |
| 712 | static jobject Bitmap_copy(JNIEnv* env, jobject, jlong srcHandle, |
| 713 | jint dstConfigHandle, jboolean isMutable) { |
John Reck | f29ed28 | 2015-04-07 07:32:03 -0700 | [diff] [blame] | 714 | SkBitmap src; |
| 715 | reinterpret_cast<Bitmap*>(srcHandle)->getSkBitmap(&src); |
Mike Reed | 1103b32 | 2014-07-08 12:36:44 -0400 | [diff] [blame] | 716 | SkColorType dstCT = GraphicsJNI::legacyBitmapConfigToColorType(dstConfigHandle); |
sergeyv | 4508218 | 2016-09-29 18:25:40 -0700 | [diff] [blame] | 717 | SkBitmap result; |
| 718 | HeapAllocator allocator; |
Chris Craik | 32054b0 | 2014-05-09 13:58:56 -0700 | [diff] [blame] | 719 | |
John Reck | f29ed28 | 2015-04-07 07:32:03 -0700 | [diff] [blame] | 720 | if (!src.copyTo(&result, dstCT, &allocator)) { |
Chris Craik | 32054b0 | 2014-05-09 13:58:56 -0700 | [diff] [blame] | 721 | return NULL; |
| 722 | } |
sergeyv | c69853c | 2016-10-07 14:14:09 -0700 | [diff] [blame^] | 723 | auto pixelRef = allocator.getStorageObjAndReset(); |
| 724 | return createBitmap(env, pixelRef, getPremulBitmapCreateFlags(isMutable)); |
Chris Craik | 32054b0 | 2014-05-09 13:58:56 -0700 | [diff] [blame] | 725 | } |
| 726 | |
sergeyv | c69853c | 2016-10-07 14:14:09 -0700 | [diff] [blame^] | 727 | static PixelRef* Bitmap_copyAshmemImpl(JNIEnv* env, SkBitmap& src, SkColorType& dstCT) { |
Riley Andrews | 721ae5f | 2015-05-11 16:08:22 -0700 | [diff] [blame] | 728 | SkBitmap result; |
| 729 | |
| 730 | AshmemPixelAllocator allocator(env); |
Winson | a5fdde9 | 2016-04-14 15:27:15 -0700 | [diff] [blame] | 731 | if (!src.copyTo(&result, dstCT, &allocator)) { |
Riley Andrews | 721ae5f | 2015-05-11 16:08:22 -0700 | [diff] [blame] | 732 | return NULL; |
| 733 | } |
sergeyv | c69853c | 2016-10-07 14:14:09 -0700 | [diff] [blame^] | 734 | auto pixelRef = allocator.getStorageObjAndReset(); |
| 735 | pixelRef->setImmutable(); |
| 736 | return pixelRef; |
Winson | a5fdde9 | 2016-04-14 15:27:15 -0700 | [diff] [blame] | 737 | } |
| 738 | |
| 739 | static jobject Bitmap_copyAshmem(JNIEnv* env, jobject, jlong srcHandle) { |
| 740 | SkBitmap src; |
| 741 | reinterpret_cast<Bitmap*>(srcHandle)->getSkBitmap(&src); |
| 742 | SkColorType dstCT = src.colorType(); |
sergeyv | c69853c | 2016-10-07 14:14:09 -0700 | [diff] [blame^] | 743 | auto pixelRef = Bitmap_copyAshmemImpl(env, src, dstCT); |
| 744 | jobject ret = createBitmap(env, pixelRef, getPremulBitmapCreateFlags(false)); |
Winson | a5fdde9 | 2016-04-14 15:27:15 -0700 | [diff] [blame] | 745 | return ret; |
| 746 | } |
| 747 | |
| 748 | static jobject Bitmap_copyAshmemConfig(JNIEnv* env, jobject, jlong srcHandle, jint dstConfigHandle) { |
| 749 | SkBitmap src; |
| 750 | reinterpret_cast<Bitmap*>(srcHandle)->getSkBitmap(&src); |
| 751 | SkColorType dstCT = GraphicsJNI::legacyBitmapConfigToColorType(dstConfigHandle); |
sergeyv | c69853c | 2016-10-07 14:14:09 -0700 | [diff] [blame^] | 752 | auto pixelRef = Bitmap_copyAshmemImpl(env, src, dstCT); |
| 753 | jobject ret = createBitmap(env, pixelRef, getPremulBitmapCreateFlags(false)); |
Riley Andrews | 721ae5f | 2015-05-11 16:08:22 -0700 | [diff] [blame] | 754 | return ret; |
| 755 | } |
| 756 | |
Richard Uhler | 775873a | 2015-12-29 12:37:39 -0800 | [diff] [blame] | 757 | static void Bitmap_destruct(Bitmap* bitmap) { |
sergeyv | c69853c | 2016-10-07 14:14:09 -0700 | [diff] [blame^] | 758 | delete bitmap; |
Chris Craik | 32054b0 | 2014-05-09 13:58:56 -0700 | [diff] [blame] | 759 | } |
| 760 | |
Richard Uhler | 775873a | 2015-12-29 12:37:39 -0800 | [diff] [blame] | 761 | static jlong Bitmap_getNativeFinalizer(JNIEnv*, jobject) { |
| 762 | return static_cast<jlong>(reinterpret_cast<uintptr_t>(&Bitmap_destruct)); |
| 763 | } |
| 764 | |
Chris Craik | 32054b0 | 2014-05-09 13:58:56 -0700 | [diff] [blame] | 765 | static jboolean Bitmap_recycle(JNIEnv* env, jobject, jlong bitmapHandle) { |
John Reck | f29ed28 | 2015-04-07 07:32:03 -0700 | [diff] [blame] | 766 | LocalScopedBitmap bitmap(bitmapHandle); |
| 767 | bitmap->freePixels(); |
Chris Craik | 32054b0 | 2014-05-09 13:58:56 -0700 | [diff] [blame] | 768 | return JNI_TRUE; |
| 769 | } |
| 770 | |
| 771 | static void Bitmap_reconfigure(JNIEnv* env, jobject clazz, jlong bitmapHandle, |
sergeyv | 4508218 | 2016-09-29 18:25:40 -0700 | [diff] [blame] | 772 | jint width, jint height, jint configHandle, jboolean requestPremul) { |
John Reck | f29ed28 | 2015-04-07 07:32:03 -0700 | [diff] [blame] | 773 | LocalScopedBitmap bitmap(bitmapHandle); |
sergeyv | c69853c | 2016-10-07 14:14:09 -0700 | [diff] [blame^] | 774 | bitmap->assertValid(); |
Mike Reed | 1103b32 | 2014-07-08 12:36:44 -0400 | [diff] [blame] | 775 | SkColorType colorType = GraphicsJNI::legacyBitmapConfigToColorType(configHandle); |
Leon Scroggins III | 17a8bfc | 2014-06-03 16:15:15 -0400 | [diff] [blame] | 776 | |
| 777 | // ARGB_4444 is a deprecated format, convert automatically to 8888 |
| 778 | if (colorType == kARGB_4444_SkColorType) { |
| 779 | colorType = kN32_SkColorType; |
| 780 | } |
sergeyv | 4508218 | 2016-09-29 18:25:40 -0700 | [diff] [blame] | 781 | size_t requestedSize = width * height * SkColorTypeBytesPerPixel(colorType); |
| 782 | if (requestedSize > bitmap->getAllocationByteCount()) { |
Chris Craik | 32054b0 | 2014-05-09 13:58:56 -0700 | [diff] [blame] | 783 | // done in native as there's no way to get BytesPerPixel in Java |
| 784 | doThrowIAE(env, "Bitmap not large enough to support new configuration"); |
| 785 | return; |
| 786 | } |
Leon Scroggins III | 17a8bfc | 2014-06-03 16:15:15 -0400 | [diff] [blame] | 787 | SkAlphaType alphaType; |
John Reck | f29ed28 | 2015-04-07 07:32:03 -0700 | [diff] [blame] | 788 | if (bitmap->info().colorType() != kRGB_565_SkColorType |
| 789 | && bitmap->info().alphaType() == kOpaque_SkAlphaType) { |
Leon Scroggins III | 17a8bfc | 2014-06-03 16:15:15 -0400 | [diff] [blame] | 790 | // If the original bitmap was set to opaque, keep that setting, unless it |
| 791 | // was 565, which is required to be opaque. |
| 792 | alphaType = kOpaque_SkAlphaType; |
| 793 | } else { |
| 794 | // Otherwise respect the premultiplied request. |
| 795 | alphaType = requestPremul ? kPremul_SkAlphaType : kUnpremul_SkAlphaType; |
| 796 | } |
sergeyv | c69853c | 2016-10-07 14:14:09 -0700 | [diff] [blame^] | 797 | bitmap->pixelRef()->reconfigure(SkImageInfo::Make(width, height, colorType, alphaType)); |
Chris Craik | 32054b0 | 2014-05-09 13:58:56 -0700 | [diff] [blame] | 798 | } |
| 799 | |
| 800 | // These must match the int values in Bitmap.java |
| 801 | enum JavaEncodeFormat { |
| 802 | kJPEG_JavaEncodeFormat = 0, |
| 803 | kPNG_JavaEncodeFormat = 1, |
| 804 | kWEBP_JavaEncodeFormat = 2 |
| 805 | }; |
| 806 | |
| 807 | static jboolean Bitmap_compress(JNIEnv* env, jobject clazz, jlong bitmapHandle, |
| 808 | jint format, jint quality, |
| 809 | jobject jstream, jbyteArray jstorage) { |
John Reck | f29ed28 | 2015-04-07 07:32:03 -0700 | [diff] [blame] | 810 | |
| 811 | LocalScopedBitmap bitmap(bitmapHandle); |
Chris Craik | 32054b0 | 2014-05-09 13:58:56 -0700 | [diff] [blame] | 812 | SkImageEncoder::Type fm; |
| 813 | |
| 814 | switch (format) { |
| 815 | case kJPEG_JavaEncodeFormat: |
| 816 | fm = SkImageEncoder::kJPEG_Type; |
| 817 | break; |
| 818 | case kPNG_JavaEncodeFormat: |
| 819 | fm = SkImageEncoder::kPNG_Type; |
| 820 | break; |
| 821 | case kWEBP_JavaEncodeFormat: |
| 822 | fm = SkImageEncoder::kWEBP_Type; |
| 823 | break; |
| 824 | default: |
| 825 | return JNI_FALSE; |
| 826 | } |
| 827 | |
John Reck | f29ed28 | 2015-04-07 07:32:03 -0700 | [diff] [blame] | 828 | if (!bitmap.valid()) { |
| 829 | return JNI_FALSE; |
| 830 | } |
| 831 | |
Chris Craik | 32054b0 | 2014-05-09 13:58:56 -0700 | [diff] [blame] | 832 | bool success = false; |
Chris Craik | 32054b0 | 2014-05-09 13:58:56 -0700 | [diff] [blame] | 833 | |
John Reck | f29ed28 | 2015-04-07 07:32:03 -0700 | [diff] [blame] | 834 | std::unique_ptr<SkWStream> strm(CreateJavaOutputStreamAdaptor(env, jstream, jstorage)); |
| 835 | if (!strm.get()) { |
| 836 | return JNI_FALSE; |
| 837 | } |
Chris Craik | 32054b0 | 2014-05-09 13:58:56 -0700 | [diff] [blame] | 838 | |
John Reck | f29ed28 | 2015-04-07 07:32:03 -0700 | [diff] [blame] | 839 | std::unique_ptr<SkImageEncoder> encoder(SkImageEncoder::Create(fm)); |
| 840 | if (encoder.get()) { |
| 841 | SkBitmap skbitmap; |
| 842 | bitmap->getSkBitmap(&skbitmap); |
| 843 | success = encoder->encodeStream(strm.get(), skbitmap, quality); |
Chris Craik | 32054b0 | 2014-05-09 13:58:56 -0700 | [diff] [blame] | 844 | } |
| 845 | return success ? JNI_TRUE : JNI_FALSE; |
| 846 | } |
| 847 | |
| 848 | static void Bitmap_erase(JNIEnv* env, jobject, jlong bitmapHandle, jint color) { |
John Reck | f29ed28 | 2015-04-07 07:32:03 -0700 | [diff] [blame] | 849 | LocalScopedBitmap bitmap(bitmapHandle); |
| 850 | SkBitmap skBitmap; |
| 851 | bitmap->getSkBitmap(&skBitmap); |
| 852 | skBitmap.eraseColor(color); |
Chris Craik | 32054b0 | 2014-05-09 13:58:56 -0700 | [diff] [blame] | 853 | } |
| 854 | |
| 855 | static jint Bitmap_rowBytes(JNIEnv* env, jobject, jlong bitmapHandle) { |
John Reck | f29ed28 | 2015-04-07 07:32:03 -0700 | [diff] [blame] | 856 | LocalScopedBitmap bitmap(bitmapHandle); |
Chris Craik | 32054b0 | 2014-05-09 13:58:56 -0700 | [diff] [blame] | 857 | return static_cast<jint>(bitmap->rowBytes()); |
| 858 | } |
| 859 | |
| 860 | static jint Bitmap_config(JNIEnv* env, jobject, jlong bitmapHandle) { |
John Reck | f29ed28 | 2015-04-07 07:32:03 -0700 | [diff] [blame] | 861 | LocalScopedBitmap bitmap(bitmapHandle); |
| 862 | return GraphicsJNI::colorTypeToLegacyBitmapConfig(bitmap->info().colorType()); |
Chris Craik | 32054b0 | 2014-05-09 13:58:56 -0700 | [diff] [blame] | 863 | } |
| 864 | |
| 865 | static jint Bitmap_getGenerationId(JNIEnv* env, jobject, jlong bitmapHandle) { |
John Reck | f29ed28 | 2015-04-07 07:32:03 -0700 | [diff] [blame] | 866 | LocalScopedBitmap bitmap(bitmapHandle); |
sergeyv | c69853c | 2016-10-07 14:14:09 -0700 | [diff] [blame^] | 867 | return static_cast<jint>(bitmap->getGenerationID()); |
Chris Craik | 32054b0 | 2014-05-09 13:58:56 -0700 | [diff] [blame] | 868 | } |
| 869 | |
Leon Scroggins III | 57ee620 | 2014-06-04 18:51:07 -0400 | [diff] [blame] | 870 | static jboolean Bitmap_isPremultiplied(JNIEnv* env, jobject, jlong bitmapHandle) { |
John Reck | f29ed28 | 2015-04-07 07:32:03 -0700 | [diff] [blame] | 871 | LocalScopedBitmap bitmap(bitmapHandle); |
| 872 | if (bitmap->info().alphaType() == kPremul_SkAlphaType) { |
Leon Scroggins III | 57ee620 | 2014-06-04 18:51:07 -0400 | [diff] [blame] | 873 | return JNI_TRUE; |
| 874 | } |
| 875 | return JNI_FALSE; |
| 876 | } |
| 877 | |
Chris Craik | 32054b0 | 2014-05-09 13:58:56 -0700 | [diff] [blame] | 878 | static jboolean Bitmap_hasAlpha(JNIEnv* env, jobject, jlong bitmapHandle) { |
John Reck | f29ed28 | 2015-04-07 07:32:03 -0700 | [diff] [blame] | 879 | LocalScopedBitmap bitmap(bitmapHandle); |
| 880 | return !bitmap->info().isOpaque() ? JNI_TRUE : JNI_FALSE; |
Chris Craik | 32054b0 | 2014-05-09 13:58:56 -0700 | [diff] [blame] | 881 | } |
| 882 | |
Leon Scroggins III | 57ee620 | 2014-06-04 18:51:07 -0400 | [diff] [blame] | 883 | static void Bitmap_setHasAlpha(JNIEnv* env, jobject, jlong bitmapHandle, |
| 884 | jboolean hasAlpha, jboolean requestPremul) { |
John Reck | f29ed28 | 2015-04-07 07:32:03 -0700 | [diff] [blame] | 885 | LocalScopedBitmap bitmap(bitmapHandle); |
Leon Scroggins III | 57ee620 | 2014-06-04 18:51:07 -0400 | [diff] [blame] | 886 | if (hasAlpha) { |
John Reck | 0781a2f | 2015-05-27 16:29:17 -0700 | [diff] [blame] | 887 | bitmap->setAlphaType( |
John Reck | f29ed28 | 2015-04-07 07:32:03 -0700 | [diff] [blame] | 888 | requestPremul ? kPremul_SkAlphaType : kUnpremul_SkAlphaType); |
Chris Craik | 32054b0 | 2014-05-09 13:58:56 -0700 | [diff] [blame] | 889 | } else { |
John Reck | 0781a2f | 2015-05-27 16:29:17 -0700 | [diff] [blame] | 890 | bitmap->setAlphaType(kOpaque_SkAlphaType); |
Leon Scroggins III | 57ee620 | 2014-06-04 18:51:07 -0400 | [diff] [blame] | 891 | } |
| 892 | } |
| 893 | |
| 894 | static void Bitmap_setPremultiplied(JNIEnv* env, jobject, jlong bitmapHandle, |
| 895 | jboolean isPremul) { |
John Reck | f29ed28 | 2015-04-07 07:32:03 -0700 | [diff] [blame] | 896 | LocalScopedBitmap bitmap(bitmapHandle); |
| 897 | if (!bitmap->info().isOpaque()) { |
Leon Scroggins III | 57ee620 | 2014-06-04 18:51:07 -0400 | [diff] [blame] | 898 | if (isPremul) { |
John Reck | 0781a2f | 2015-05-27 16:29:17 -0700 | [diff] [blame] | 899 | bitmap->setAlphaType(kPremul_SkAlphaType); |
Leon Scroggins III | 57ee620 | 2014-06-04 18:51:07 -0400 | [diff] [blame] | 900 | } else { |
John Reck | 0781a2f | 2015-05-27 16:29:17 -0700 | [diff] [blame] | 901 | bitmap->setAlphaType(kUnpremul_SkAlphaType); |
Leon Scroggins III | 57ee620 | 2014-06-04 18:51:07 -0400 | [diff] [blame] | 902 | } |
Chris Craik | 32054b0 | 2014-05-09 13:58:56 -0700 | [diff] [blame] | 903 | } |
| 904 | } |
| 905 | |
| 906 | static jboolean Bitmap_hasMipMap(JNIEnv* env, jobject, jlong bitmapHandle) { |
John Reck | f29ed28 | 2015-04-07 07:32:03 -0700 | [diff] [blame] | 907 | LocalScopedBitmap bitmap(bitmapHandle); |
Chris Craik | 32054b0 | 2014-05-09 13:58:56 -0700 | [diff] [blame] | 908 | return bitmap->hasHardwareMipMap() ? JNI_TRUE : JNI_FALSE; |
| 909 | } |
| 910 | |
| 911 | static void Bitmap_setHasMipMap(JNIEnv* env, jobject, jlong bitmapHandle, |
| 912 | jboolean hasMipMap) { |
John Reck | f29ed28 | 2015-04-07 07:32:03 -0700 | [diff] [blame] | 913 | LocalScopedBitmap bitmap(bitmapHandle); |
Chris Craik | 32054b0 | 2014-05-09 13:58:56 -0700 | [diff] [blame] | 914 | bitmap->setHasHardwareMipMap(hasMipMap); |
| 915 | } |
| 916 | |
| 917 | /////////////////////////////////////////////////////////////////////////////// |
| 918 | |
| 919 | static jobject Bitmap_createFromParcel(JNIEnv* env, jobject, jobject parcel) { |
| 920 | if (parcel == NULL) { |
| 921 | SkDebugf("-------- unparcel parcel is NULL\n"); |
| 922 | return NULL; |
| 923 | } |
| 924 | |
| 925 | android::Parcel* p = android::parcelForJavaObject(env, parcel); |
| 926 | |
Mike Reed | b933055 | 2014-06-16 17:31:48 -0400 | [diff] [blame] | 927 | const bool isMutable = p->readInt32() != 0; |
| 928 | const SkColorType colorType = (SkColorType)p->readInt32(); |
| 929 | const SkAlphaType alphaType = (SkAlphaType)p->readInt32(); |
| 930 | const int width = p->readInt32(); |
| 931 | const int height = p->readInt32(); |
| 932 | const int rowBytes = p->readInt32(); |
| 933 | const int density = p->readInt32(); |
Chris Craik | 32054b0 | 2014-05-09 13:58:56 -0700 | [diff] [blame] | 934 | |
Mike Reed | b933055 | 2014-06-16 17:31:48 -0400 | [diff] [blame] | 935 | if (kN32_SkColorType != colorType && |
| 936 | kRGB_565_SkColorType != colorType && |
| 937 | kARGB_4444_SkColorType != colorType && |
| 938 | kIndex_8_SkColorType != colorType && |
| 939 | kAlpha_8_SkColorType != colorType) { |
| 940 | SkDebugf("Bitmap_createFromParcel unknown colortype: %d\n", colorType); |
Chris Craik | 32054b0 | 2014-05-09 13:58:56 -0700 | [diff] [blame] | 941 | return NULL; |
| 942 | } |
| 943 | |
Leon Scroggins III | ec419e0 | 2015-03-11 13:12:06 -0400 | [diff] [blame] | 944 | std::unique_ptr<SkBitmap> bitmap(new SkBitmap); |
Chris Craik | 32054b0 | 2014-05-09 13:58:56 -0700 | [diff] [blame] | 945 | |
Leon Scroggins III | ec419e0 | 2015-03-11 13:12:06 -0400 | [diff] [blame] | 946 | if (!bitmap->setInfo(SkImageInfo::Make(width, height, colorType, alphaType), rowBytes)) { |
| 947 | return NULL; |
| 948 | } |
Chris Craik | 32054b0 | 2014-05-09 13:58:56 -0700 | [diff] [blame] | 949 | |
| 950 | SkColorTable* ctable = NULL; |
Mike Reed | b933055 | 2014-06-16 17:31:48 -0400 | [diff] [blame] | 951 | if (colorType == kIndex_8_SkColorType) { |
Chris Craik | 32054b0 | 2014-05-09 13:58:56 -0700 | [diff] [blame] | 952 | int count = p->readInt32(); |
Leon Scroggins III | ec419e0 | 2015-03-11 13:12:06 -0400 | [diff] [blame] | 953 | if (count < 0 || count > 256) { |
| 954 | // The data is corrupt, since SkColorTable enforces a value between 0 and 256, |
| 955 | // inclusive. |
| 956 | return NULL; |
| 957 | } |
Chris Craik | 32054b0 | 2014-05-09 13:58:56 -0700 | [diff] [blame] | 958 | if (count > 0) { |
| 959 | size_t size = count * sizeof(SkPMColor); |
| 960 | const SkPMColor* src = (const SkPMColor*)p->readInplace(size); |
Leon Scroggins III | ec419e0 | 2015-03-11 13:12:06 -0400 | [diff] [blame] | 961 | if (src == NULL) { |
| 962 | return NULL; |
| 963 | } |
Chris Craik | 32054b0 | 2014-05-09 13:58:56 -0700 | [diff] [blame] | 964 | ctable = new SkColorTable(src, count); |
| 965 | } |
| 966 | } |
| 967 | |
Jeff Brown | a316c5d | 2015-06-05 15:14:06 -0700 | [diff] [blame] | 968 | // Read the bitmap blob. |
| 969 | size_t size = bitmap->getSize(); |
| 970 | android::Parcel::ReadableBlob blob; |
| 971 | android::status_t status = p->readBlob(size, &blob); |
| 972 | if (status) { |
Chris Craik | 32054b0 | 2014-05-09 13:58:56 -0700 | [diff] [blame] | 973 | SkSafeUnref(ctable); |
Jeff Brown | a316c5d | 2015-06-05 15:14:06 -0700 | [diff] [blame] | 974 | doThrowRE(env, "Could not read bitmap blob."); |
Chris Craik | 32054b0 | 2014-05-09 13:58:56 -0700 | [diff] [blame] | 975 | return NULL; |
| 976 | } |
| 977 | |
Jeff Brown | a316c5d | 2015-06-05 15:14:06 -0700 | [diff] [blame] | 978 | // Map the bitmap in place from the ashmem region if possible otherwise copy. |
sergeyv | c69853c | 2016-10-07 14:14:09 -0700 | [diff] [blame^] | 979 | PixelRef* nativeBitmap; |
Riley Andrews | 8cee7c1 | 2015-11-01 23:36:04 -0800 | [diff] [blame] | 980 | if (blob.fd() >= 0 && (blob.isMutable() || !isMutable) && (size >= ASHMEM_BITMAP_MIN_SIZE)) { |
Jeff Brown | a316c5d | 2015-06-05 15:14:06 -0700 | [diff] [blame] | 981 | #if DEBUG_PARCEL |
| 982 | ALOGD("Bitmap.createFromParcel: mapped contents of %s bitmap from %s blob " |
| 983 | "(fds %s)", |
| 984 | isMutable ? "mutable" : "immutable", |
| 985 | blob.isMutable() ? "mutable" : "immutable", |
| 986 | p->allowFds() ? "allowed" : "forbidden"); |
| 987 | #endif |
| 988 | // Dup the file descriptor so we can keep a reference to it after the Parcel |
| 989 | // is disposed. |
| 990 | int dupFd = dup(blob.fd()); |
| 991 | if (dupFd < 0) { |
Erik Wolsheimer | 211abad | 2015-11-13 11:54:47 -0800 | [diff] [blame] | 992 | ALOGE("Error allocating dup fd. Error:%d", errno); |
Jeff Brown | a316c5d | 2015-06-05 15:14:06 -0700 | [diff] [blame] | 993 | blob.release(); |
| 994 | SkSafeUnref(ctable); |
| 995 | doThrowRE(env, "Could not allocate dup blob fd."); |
| 996 | return NULL; |
| 997 | } |
| 998 | |
| 999 | // Map the pixels in place and take ownership of the ashmem region. |
| 1000 | nativeBitmap = GraphicsJNI::mapAshmemPixelRef(env, bitmap.get(), |
John Reck | 003bdee | 2016-09-12 10:43:35 -0700 | [diff] [blame] | 1001 | ctable, dupFd, const_cast<void*>(blob.data()), size, !isMutable); |
Jeff Brown | a316c5d | 2015-06-05 15:14:06 -0700 | [diff] [blame] | 1002 | SkSafeUnref(ctable); |
| 1003 | if (!nativeBitmap) { |
| 1004 | close(dupFd); |
| 1005 | blob.release(); |
| 1006 | doThrowRE(env, "Could not allocate ashmem pixel ref."); |
| 1007 | return NULL; |
| 1008 | } |
| 1009 | |
| 1010 | // Clear the blob handle, don't release it. |
| 1011 | blob.clear(); |
| 1012 | } else { |
| 1013 | #if DEBUG_PARCEL |
| 1014 | if (blob.fd() >= 0) { |
| 1015 | ALOGD("Bitmap.createFromParcel: copied contents of mutable bitmap " |
| 1016 | "from immutable blob (fds %s)", |
| 1017 | p->allowFds() ? "allowed" : "forbidden"); |
| 1018 | } else { |
| 1019 | ALOGD("Bitmap.createFromParcel: copied contents from %s blob " |
| 1020 | "(fds %s)", |
| 1021 | blob.isMutable() ? "mutable" : "immutable", |
| 1022 | p->allowFds() ? "allowed" : "forbidden"); |
| 1023 | } |
| 1024 | #endif |
| 1025 | |
| 1026 | // Copy the pixels into a new buffer. |
sergeyv | 4508218 | 2016-09-29 18:25:40 -0700 | [diff] [blame] | 1027 | nativeBitmap = GraphicsJNI::allocateHeapPixelRef(bitmap.get(), ctable); |
Jeff Brown | a316c5d | 2015-06-05 15:14:06 -0700 | [diff] [blame] | 1028 | SkSafeUnref(ctable); |
| 1029 | if (!nativeBitmap) { |
| 1030 | blob.release(); |
| 1031 | doThrowRE(env, "Could not allocate java pixel ref."); |
| 1032 | return NULL; |
| 1033 | } |
| 1034 | bitmap->lockPixels(); |
| 1035 | memcpy(bitmap->getPixels(), blob.data(), size); |
| 1036 | bitmap->unlockPixels(); |
| 1037 | |
| 1038 | // Release the blob handle. |
| 1039 | blob.release(); |
Chris Craik | 32054b0 | 2014-05-09 13:58:56 -0700 | [diff] [blame] | 1040 | } |
Chris Craik | 32054b0 | 2014-05-09 13:58:56 -0700 | [diff] [blame] | 1041 | |
sergeyv | c69853c | 2016-10-07 14:14:09 -0700 | [diff] [blame^] | 1042 | return createBitmap(env, nativeBitmap, |
Leon Scroggins III | ec419e0 | 2015-03-11 13:12:06 -0400 | [diff] [blame] | 1043 | getPremulBitmapCreateFlags(isMutable), NULL, NULL, density); |
Chris Craik | 32054b0 | 2014-05-09 13:58:56 -0700 | [diff] [blame] | 1044 | } |
| 1045 | |
| 1046 | static jboolean Bitmap_writeToParcel(JNIEnv* env, jobject, |
| 1047 | jlong bitmapHandle, |
| 1048 | jboolean isMutable, jint density, |
| 1049 | jobject parcel) { |
Chris Craik | 32054b0 | 2014-05-09 13:58:56 -0700 | [diff] [blame] | 1050 | if (parcel == NULL) { |
| 1051 | SkDebugf("------- writeToParcel null parcel\n"); |
| 1052 | return JNI_FALSE; |
| 1053 | } |
| 1054 | |
| 1055 | android::Parcel* p = android::parcelForJavaObject(env, parcel); |
John Reck | f29ed28 | 2015-04-07 07:32:03 -0700 | [diff] [blame] | 1056 | SkBitmap bitmap; |
Riley Andrews | 39d7f30 | 2014-11-13 17:43:25 -0800 | [diff] [blame] | 1057 | |
sergeyv | c69853c | 2016-10-07 14:14:09 -0700 | [diff] [blame^] | 1058 | auto androidBitmap = reinterpret_cast<Bitmap*>(bitmapHandle); |
Riley Andrews | 39d7f30 | 2014-11-13 17:43:25 -0800 | [diff] [blame] | 1059 | androidBitmap->getSkBitmap(&bitmap); |
Chris Craik | 32054b0 | 2014-05-09 13:58:56 -0700 | [diff] [blame] | 1060 | |
| 1061 | p->writeInt32(isMutable); |
John Reck | f29ed28 | 2015-04-07 07:32:03 -0700 | [diff] [blame] | 1062 | p->writeInt32(bitmap.colorType()); |
| 1063 | p->writeInt32(bitmap.alphaType()); |
| 1064 | p->writeInt32(bitmap.width()); |
| 1065 | p->writeInt32(bitmap.height()); |
| 1066 | p->writeInt32(bitmap.rowBytes()); |
Chris Craik | 32054b0 | 2014-05-09 13:58:56 -0700 | [diff] [blame] | 1067 | p->writeInt32(density); |
| 1068 | |
John Reck | f29ed28 | 2015-04-07 07:32:03 -0700 | [diff] [blame] | 1069 | if (bitmap.colorType() == kIndex_8_SkColorType) { |
Leon Scroggins III | 66ce1c3 | 2016-02-02 11:11:55 -0500 | [diff] [blame] | 1070 | // The bitmap needs to be locked to access its color table. |
| 1071 | SkAutoLockPixels alp(bitmap); |
John Reck | f29ed28 | 2015-04-07 07:32:03 -0700 | [diff] [blame] | 1072 | SkColorTable* ctable = bitmap.getColorTable(); |
Chris Craik | 32054b0 | 2014-05-09 13:58:56 -0700 | [diff] [blame] | 1073 | if (ctable != NULL) { |
| 1074 | int count = ctable->count(); |
| 1075 | p->writeInt32(count); |
| 1076 | memcpy(p->writeInplace(count * sizeof(SkPMColor)), |
Mike Reed | 71487eb | 2014-11-19 16:13:20 -0500 | [diff] [blame] | 1077 | ctable->readColors(), count * sizeof(SkPMColor)); |
Chris Craik | 32054b0 | 2014-05-09 13:58:56 -0700 | [diff] [blame] | 1078 | } else { |
| 1079 | p->writeInt32(0); // indicate no ctable |
| 1080 | } |
| 1081 | } |
| 1082 | |
Jeff Brown | a316c5d | 2015-06-05 15:14:06 -0700 | [diff] [blame] | 1083 | // Transfer the underlying ashmem region if we have one and it's immutable. |
| 1084 | android::status_t status; |
sergeyv | c69853c | 2016-10-07 14:14:09 -0700 | [diff] [blame^] | 1085 | int fd = androidBitmap->pixelRef()->getAshmemFd(); |
Jeff Brown | a316c5d | 2015-06-05 15:14:06 -0700 | [diff] [blame] | 1086 | if (fd >= 0 && !isMutable && p->allowFds()) { |
| 1087 | #if DEBUG_PARCEL |
| 1088 | ALOGD("Bitmap.writeToParcel: transferring immutable bitmap's ashmem fd as " |
| 1089 | "immutable blob (fds %s)", |
| 1090 | p->allowFds() ? "allowed" : "forbidden"); |
| 1091 | #endif |
| 1092 | |
| 1093 | status = p->writeDupImmutableBlobFileDescriptor(fd); |
| 1094 | if (status) { |
| 1095 | doThrowRE(env, "Could not write bitmap blob file descriptor."); |
Riley Andrews | 39d7f30 | 2014-11-13 17:43:25 -0800 | [diff] [blame] | 1096 | return JNI_FALSE; |
| 1097 | } |
Jeff Brown | a316c5d | 2015-06-05 15:14:06 -0700 | [diff] [blame] | 1098 | return JNI_TRUE; |
Riley Andrews | 39d7f30 | 2014-11-13 17:43:25 -0800 | [diff] [blame] | 1099 | } |
Jeff Brown | a316c5d | 2015-06-05 15:14:06 -0700 | [diff] [blame] | 1100 | |
| 1101 | // Copy the bitmap to a new blob. |
| 1102 | bool mutableCopy = isMutable; |
| 1103 | #if DEBUG_PARCEL |
| 1104 | ALOGD("Bitmap.writeToParcel: copying %s bitmap into new %s blob (fds %s)", |
| 1105 | isMutable ? "mutable" : "immutable", |
| 1106 | mutableCopy ? "mutable" : "immutable", |
| 1107 | p->allowFds() ? "allowed" : "forbidden"); |
| 1108 | #endif |
| 1109 | |
| 1110 | size_t size = bitmap.getSize(); |
| 1111 | android::Parcel::WritableBlob blob; |
| 1112 | status = p->writeBlob(size, mutableCopy, &blob); |
| 1113 | if (status) { |
| 1114 | doThrowRE(env, "Could not copy bitmap to parcel blob."); |
| 1115 | return JNI_FALSE; |
| 1116 | } |
| 1117 | |
| 1118 | bitmap.lockPixels(); |
| 1119 | const void* pSrc = bitmap.getPixels(); |
| 1120 | if (pSrc == NULL) { |
| 1121 | memset(blob.data(), 0, size); |
| 1122 | } else { |
| 1123 | memcpy(blob.data(), pSrc, size); |
| 1124 | } |
| 1125 | bitmap.unlockPixels(); |
| 1126 | |
| 1127 | blob.release(); |
Chris Craik | 32054b0 | 2014-05-09 13:58:56 -0700 | [diff] [blame] | 1128 | return JNI_TRUE; |
| 1129 | } |
| 1130 | |
| 1131 | static jobject Bitmap_extractAlpha(JNIEnv* env, jobject clazz, |
| 1132 | jlong srcHandle, jlong paintHandle, |
| 1133 | jintArray offsetXY) { |
John Reck | f29ed28 | 2015-04-07 07:32:03 -0700 | [diff] [blame] | 1134 | SkBitmap src; |
| 1135 | reinterpret_cast<Bitmap*>(srcHandle)->getSkBitmap(&src); |
Behdad Esfahbod | 6ba30b8 | 2014-07-15 16:22:32 -0400 | [diff] [blame] | 1136 | const android::Paint* paint = reinterpret_cast<android::Paint*>(paintHandle); |
Chris Craik | 32054b0 | 2014-05-09 13:58:56 -0700 | [diff] [blame] | 1137 | SkIPoint offset; |
John Reck | f29ed28 | 2015-04-07 07:32:03 -0700 | [diff] [blame] | 1138 | SkBitmap dst; |
sergeyv | 4508218 | 2016-09-29 18:25:40 -0700 | [diff] [blame] | 1139 | HeapAllocator allocator; |
Chris Craik | 32054b0 | 2014-05-09 13:58:56 -0700 | [diff] [blame] | 1140 | |
John Reck | f29ed28 | 2015-04-07 07:32:03 -0700 | [diff] [blame] | 1141 | src.extractAlpha(&dst, paint, &allocator, &offset); |
Chris Craik | 32054b0 | 2014-05-09 13:58:56 -0700 | [diff] [blame] | 1142 | // If Skia can't allocate pixels for destination bitmap, it resets |
| 1143 | // it, that is set its pixels buffer to NULL, and zero width and height. |
John Reck | f29ed28 | 2015-04-07 07:32:03 -0700 | [diff] [blame] | 1144 | if (dst.getPixels() == NULL && src.getPixels() != NULL) { |
Chris Craik | 32054b0 | 2014-05-09 13:58:56 -0700 | [diff] [blame] | 1145 | doThrowOOME(env, "failed to allocate pixels for alpha"); |
| 1146 | return NULL; |
| 1147 | } |
| 1148 | if (offsetXY != 0 && env->GetArrayLength(offsetXY) >= 2) { |
| 1149 | int* array = env->GetIntArrayElements(offsetXY, NULL); |
| 1150 | array[0] = offset.fX; |
| 1151 | array[1] = offset.fY; |
| 1152 | env->ReleaseIntArrayElements(offsetXY, array, 0); |
| 1153 | } |
| 1154 | |
sergeyv | c69853c | 2016-10-07 14:14:09 -0700 | [diff] [blame^] | 1155 | return createBitmap(env, allocator.getStorageObjAndReset(), |
John Reck | f29ed28 | 2015-04-07 07:32:03 -0700 | [diff] [blame] | 1156 | getPremulBitmapCreateFlags(true)); |
Chris Craik | 32054b0 | 2014-05-09 13:58:56 -0700 | [diff] [blame] | 1157 | } |
| 1158 | |
| 1159 | /////////////////////////////////////////////////////////////////////////////// |
| 1160 | |
| 1161 | static jint Bitmap_getPixel(JNIEnv* env, jobject, jlong bitmapHandle, |
Leon Scroggins III | 57ee620 | 2014-06-04 18:51:07 -0400 | [diff] [blame] | 1162 | jint x, jint y) { |
John Reck | f29ed28 | 2015-04-07 07:32:03 -0700 | [diff] [blame] | 1163 | SkBitmap bitmap; |
| 1164 | reinterpret_cast<Bitmap*>(bitmapHandle)->getSkBitmap(&bitmap); |
| 1165 | SkAutoLockPixels alp(bitmap); |
Chris Craik | 32054b0 | 2014-05-09 13:58:56 -0700 | [diff] [blame] | 1166 | |
John Reck | f29ed28 | 2015-04-07 07:32:03 -0700 | [diff] [blame] | 1167 | ToColorProc proc = ChooseToColorProc(bitmap); |
Chris Craik | 32054b0 | 2014-05-09 13:58:56 -0700 | [diff] [blame] | 1168 | if (NULL == proc) { |
| 1169 | return 0; |
| 1170 | } |
John Reck | f29ed28 | 2015-04-07 07:32:03 -0700 | [diff] [blame] | 1171 | const void* src = bitmap.getAddr(x, y); |
Chris Craik | 32054b0 | 2014-05-09 13:58:56 -0700 | [diff] [blame] | 1172 | if (NULL == src) { |
| 1173 | return 0; |
| 1174 | } |
| 1175 | |
| 1176 | SkColor dst[1]; |
John Reck | f29ed28 | 2015-04-07 07:32:03 -0700 | [diff] [blame] | 1177 | proc(dst, src, 1, bitmap.getColorTable()); |
Chris Craik | 32054b0 | 2014-05-09 13:58:56 -0700 | [diff] [blame] | 1178 | return static_cast<jint>(dst[0]); |
| 1179 | } |
| 1180 | |
| 1181 | static void Bitmap_getPixels(JNIEnv* env, jobject, jlong bitmapHandle, |
| 1182 | jintArray pixelArray, jint offset, jint stride, |
Leon Scroggins III | 57ee620 | 2014-06-04 18:51:07 -0400 | [diff] [blame] | 1183 | jint x, jint y, jint width, jint height) { |
John Reck | f29ed28 | 2015-04-07 07:32:03 -0700 | [diff] [blame] | 1184 | SkBitmap bitmap; |
| 1185 | reinterpret_cast<Bitmap*>(bitmapHandle)->getSkBitmap(&bitmap); |
| 1186 | SkAutoLockPixels alp(bitmap); |
Chris Craik | 32054b0 | 2014-05-09 13:58:56 -0700 | [diff] [blame] | 1187 | |
John Reck | f29ed28 | 2015-04-07 07:32:03 -0700 | [diff] [blame] | 1188 | ToColorProc proc = ChooseToColorProc(bitmap); |
Chris Craik | 32054b0 | 2014-05-09 13:58:56 -0700 | [diff] [blame] | 1189 | if (NULL == proc) { |
| 1190 | return; |
| 1191 | } |
John Reck | f29ed28 | 2015-04-07 07:32:03 -0700 | [diff] [blame] | 1192 | const void* src = bitmap.getAddr(x, y); |
Chris Craik | 32054b0 | 2014-05-09 13:58:56 -0700 | [diff] [blame] | 1193 | if (NULL == src) { |
| 1194 | return; |
| 1195 | } |
| 1196 | |
John Reck | f29ed28 | 2015-04-07 07:32:03 -0700 | [diff] [blame] | 1197 | SkColorTable* ctable = bitmap.getColorTable(); |
Chris Craik | 32054b0 | 2014-05-09 13:58:56 -0700 | [diff] [blame] | 1198 | jint* dst = env->GetIntArrayElements(pixelArray, NULL); |
| 1199 | SkColor* d = (SkColor*)dst + offset; |
| 1200 | while (--height >= 0) { |
| 1201 | proc(d, src, width, ctable); |
| 1202 | d += stride; |
John Reck | f29ed28 | 2015-04-07 07:32:03 -0700 | [diff] [blame] | 1203 | src = (void*)((const char*)src + bitmap.rowBytes()); |
Chris Craik | 32054b0 | 2014-05-09 13:58:56 -0700 | [diff] [blame] | 1204 | } |
| 1205 | env->ReleaseIntArrayElements(pixelArray, dst, 0); |
| 1206 | } |
| 1207 | |
| 1208 | /////////////////////////////////////////////////////////////////////////////// |
| 1209 | |
| 1210 | static void Bitmap_setPixel(JNIEnv* env, jobject, jlong bitmapHandle, |
Leon Scroggins III | 57ee620 | 2014-06-04 18:51:07 -0400 | [diff] [blame] | 1211 | jint x, jint y, jint colorHandle) { |
John Reck | f29ed28 | 2015-04-07 07:32:03 -0700 | [diff] [blame] | 1212 | SkBitmap bitmap; |
| 1213 | reinterpret_cast<Bitmap*>(bitmapHandle)->getSkBitmap(&bitmap); |
Chris Craik | 32054b0 | 2014-05-09 13:58:56 -0700 | [diff] [blame] | 1214 | SkColor color = static_cast<SkColor>(colorHandle); |
John Reck | f29ed28 | 2015-04-07 07:32:03 -0700 | [diff] [blame] | 1215 | SkAutoLockPixels alp(bitmap); |
| 1216 | if (NULL == bitmap.getPixels()) { |
Chris Craik | 32054b0 | 2014-05-09 13:58:56 -0700 | [diff] [blame] | 1217 | return; |
| 1218 | } |
| 1219 | |
John Reck | f29ed28 | 2015-04-07 07:32:03 -0700 | [diff] [blame] | 1220 | FromColorProc proc = ChooseFromColorProc(bitmap); |
Chris Craik | 32054b0 | 2014-05-09 13:58:56 -0700 | [diff] [blame] | 1221 | if (NULL == proc) { |
| 1222 | return; |
| 1223 | } |
| 1224 | |
John Reck | f29ed28 | 2015-04-07 07:32:03 -0700 | [diff] [blame] | 1225 | proc(bitmap.getAddr(x, y), &color, 1, x, y); |
| 1226 | bitmap.notifyPixelsChanged(); |
Chris Craik | 32054b0 | 2014-05-09 13:58:56 -0700 | [diff] [blame] | 1227 | } |
| 1228 | |
| 1229 | static void Bitmap_setPixels(JNIEnv* env, jobject, jlong bitmapHandle, |
| 1230 | jintArray pixelArray, jint offset, jint stride, |
Leon Scroggins III | 57ee620 | 2014-06-04 18:51:07 -0400 | [diff] [blame] | 1231 | jint x, jint y, jint width, jint height) { |
John Reck | f29ed28 | 2015-04-07 07:32:03 -0700 | [diff] [blame] | 1232 | SkBitmap bitmap; |
| 1233 | reinterpret_cast<Bitmap*>(bitmapHandle)->getSkBitmap(&bitmap); |
Chris Craik | 32054b0 | 2014-05-09 13:58:56 -0700 | [diff] [blame] | 1234 | GraphicsJNI::SetPixels(env, pixelArray, offset, stride, |
John Reck | f29ed28 | 2015-04-07 07:32:03 -0700 | [diff] [blame] | 1235 | x, y, width, height, bitmap); |
Chris Craik | 32054b0 | 2014-05-09 13:58:56 -0700 | [diff] [blame] | 1236 | } |
| 1237 | |
| 1238 | static void Bitmap_copyPixelsToBuffer(JNIEnv* env, jobject, |
| 1239 | jlong bitmapHandle, jobject jbuffer) { |
John Reck | f29ed28 | 2015-04-07 07:32:03 -0700 | [diff] [blame] | 1240 | SkBitmap bitmap; |
| 1241 | reinterpret_cast<Bitmap*>(bitmapHandle)->getSkBitmap(&bitmap); |
| 1242 | SkAutoLockPixels alp(bitmap); |
| 1243 | const void* src = bitmap.getPixels(); |
Chris Craik | 32054b0 | 2014-05-09 13:58:56 -0700 | [diff] [blame] | 1244 | |
| 1245 | if (NULL != src) { |
| 1246 | android::AutoBufferPointer abp(env, jbuffer, JNI_TRUE); |
| 1247 | |
| 1248 | // the java side has already checked that buffer is large enough |
John Reck | f29ed28 | 2015-04-07 07:32:03 -0700 | [diff] [blame] | 1249 | memcpy(abp.pointer(), src, bitmap.getSize()); |
Chris Craik | 32054b0 | 2014-05-09 13:58:56 -0700 | [diff] [blame] | 1250 | } |
| 1251 | } |
| 1252 | |
| 1253 | static void Bitmap_copyPixelsFromBuffer(JNIEnv* env, jobject, |
| 1254 | jlong bitmapHandle, jobject jbuffer) { |
John Reck | f29ed28 | 2015-04-07 07:32:03 -0700 | [diff] [blame] | 1255 | SkBitmap bitmap; |
| 1256 | reinterpret_cast<Bitmap*>(bitmapHandle)->getSkBitmap(&bitmap); |
| 1257 | SkAutoLockPixels alp(bitmap); |
| 1258 | void* dst = bitmap.getPixels(); |
Chris Craik | 32054b0 | 2014-05-09 13:58:56 -0700 | [diff] [blame] | 1259 | |
| 1260 | if (NULL != dst) { |
| 1261 | android::AutoBufferPointer abp(env, jbuffer, JNI_FALSE); |
| 1262 | // the java side has already checked that buffer is large enough |
John Reck | f29ed28 | 2015-04-07 07:32:03 -0700 | [diff] [blame] | 1263 | memcpy(dst, abp.pointer(), bitmap.getSize()); |
| 1264 | bitmap.notifyPixelsChanged(); |
Chris Craik | 32054b0 | 2014-05-09 13:58:56 -0700 | [diff] [blame] | 1265 | } |
| 1266 | } |
| 1267 | |
| 1268 | static jboolean Bitmap_sameAs(JNIEnv* env, jobject, jlong bm0Handle, |
| 1269 | jlong bm1Handle) { |
John Reck | f29ed28 | 2015-04-07 07:32:03 -0700 | [diff] [blame] | 1270 | SkBitmap bm0; |
| 1271 | SkBitmap bm1; |
| 1272 | reinterpret_cast<Bitmap*>(bm0Handle)->getSkBitmap(&bm0); |
| 1273 | reinterpret_cast<Bitmap*>(bm1Handle)->getSkBitmap(&bm1); |
| 1274 | if (bm0.width() != bm1.width() || |
| 1275 | bm0.height() != bm1.height() || |
| 1276 | bm0.colorType() != bm1.colorType()) { |
Chris Craik | 32054b0 | 2014-05-09 13:58:56 -0700 | [diff] [blame] | 1277 | return JNI_FALSE; |
| 1278 | } |
| 1279 | |
John Reck | f29ed28 | 2015-04-07 07:32:03 -0700 | [diff] [blame] | 1280 | SkAutoLockPixels alp0(bm0); |
| 1281 | SkAutoLockPixels alp1(bm1); |
Chris Craik | 32054b0 | 2014-05-09 13:58:56 -0700 | [diff] [blame] | 1282 | |
| 1283 | // if we can't load the pixels, return false |
John Reck | f29ed28 | 2015-04-07 07:32:03 -0700 | [diff] [blame] | 1284 | if (NULL == bm0.getPixels() || NULL == bm1.getPixels()) { |
Chris Craik | 32054b0 | 2014-05-09 13:58:56 -0700 | [diff] [blame] | 1285 | return JNI_FALSE; |
| 1286 | } |
| 1287 | |
John Reck | f29ed28 | 2015-04-07 07:32:03 -0700 | [diff] [blame] | 1288 | if (bm0.colorType() == kIndex_8_SkColorType) { |
| 1289 | SkColorTable* ct0 = bm0.getColorTable(); |
| 1290 | SkColorTable* ct1 = bm1.getColorTable(); |
Chris Craik | 32054b0 | 2014-05-09 13:58:56 -0700 | [diff] [blame] | 1291 | if (NULL == ct0 || NULL == ct1) { |
| 1292 | return JNI_FALSE; |
| 1293 | } |
| 1294 | if (ct0->count() != ct1->count()) { |
| 1295 | return JNI_FALSE; |
| 1296 | } |
| 1297 | |
Chris Craik | 32054b0 | 2014-05-09 13:58:56 -0700 | [diff] [blame] | 1298 | const size_t size = ct0->count() * sizeof(SkPMColor); |
Mike Reed | 71487eb | 2014-11-19 16:13:20 -0500 | [diff] [blame] | 1299 | if (memcmp(ct0->readColors(), ct1->readColors(), size) != 0) { |
Chris Craik | 32054b0 | 2014-05-09 13:58:56 -0700 | [diff] [blame] | 1300 | return JNI_FALSE; |
| 1301 | } |
| 1302 | } |
| 1303 | |
| 1304 | // now compare each scanline. We can't do the entire buffer at once, |
| 1305 | // since we don't care about the pixel values that might extend beyond |
| 1306 | // the width (since the scanline might be larger than the logical width) |
John Reck | f29ed28 | 2015-04-07 07:32:03 -0700 | [diff] [blame] | 1307 | const int h = bm0.height(); |
| 1308 | const size_t size = bm0.width() * bm0.bytesPerPixel(); |
Chris Craik | 32054b0 | 2014-05-09 13:58:56 -0700 | [diff] [blame] | 1309 | for (int y = 0; y < h; y++) { |
henry.uh_chen | 53001ca | 2014-07-03 20:40:22 +0800 | [diff] [blame] | 1310 | // SkBitmap::getAddr(int, int) may return NULL due to unrecognized config |
| 1311 | // (ex: kRLE_Index8_Config). This will cause memcmp method to crash. Since bm0 |
| 1312 | // and bm1 both have pixel data() (have passed NULL == getPixels() check), |
| 1313 | // those 2 bitmaps should be valid (only unrecognized), we return JNI_FALSE |
| 1314 | // to warn user those 2 unrecognized config bitmaps may be different. |
John Reck | f29ed28 | 2015-04-07 07:32:03 -0700 | [diff] [blame] | 1315 | void *bm0Addr = bm0.getAddr(0, y); |
| 1316 | void *bm1Addr = bm1.getAddr(0, y); |
henry.uh_chen | 53001ca | 2014-07-03 20:40:22 +0800 | [diff] [blame] | 1317 | |
| 1318 | if(bm0Addr == NULL || bm1Addr == NULL) { |
| 1319 | return JNI_FALSE; |
| 1320 | } |
| 1321 | |
| 1322 | if (memcmp(bm0Addr, bm1Addr, size) != 0) { |
Chris Craik | 32054b0 | 2014-05-09 13:58:56 -0700 | [diff] [blame] | 1323 | return JNI_FALSE; |
| 1324 | } |
| 1325 | } |
| 1326 | return JNI_TRUE; |
| 1327 | } |
| 1328 | |
John Reck | c6e2e8f | 2015-04-15 13:24:47 -0700 | [diff] [blame] | 1329 | static jlong Bitmap_refPixelRef(JNIEnv* env, jobject, jlong bitmapHandle) { |
John Reck | f29ed28 | 2015-04-07 07:32:03 -0700 | [diff] [blame] | 1330 | LocalScopedBitmap bitmap(bitmapHandle); |
sergeyv | c69853c | 2016-10-07 14:14:09 -0700 | [diff] [blame^] | 1331 | SkPixelRef* pixelRef = bitmap->pixelRef(); |
John Reck | c6e2e8f | 2015-04-15 13:24:47 -0700 | [diff] [blame] | 1332 | SkSafeRef(pixelRef); |
| 1333 | return reinterpret_cast<jlong>(pixelRef); |
| 1334 | } |
| 1335 | |
John Reck | 4387190 | 2016-08-01 14:39:24 -0700 | [diff] [blame] | 1336 | static void Bitmap_prepareToDraw(JNIEnv* env, jobject, jlong bitmapPtr) { |
| 1337 | LocalScopedBitmap bitmapHandle(bitmapPtr); |
| 1338 | if (!bitmapHandle.valid()) return; |
| 1339 | SkBitmap bitmap; |
| 1340 | bitmapHandle->getSkBitmap(&bitmap); |
| 1341 | android::uirenderer::renderthread::RenderProxy::prepareToDraw(bitmap); |
| 1342 | } |
| 1343 | |
sergeyv | 4508218 | 2016-09-29 18:25:40 -0700 | [diff] [blame] | 1344 | static jint Bitmap_getAllocationByteCount(JNIEnv* env, jobject, jlong bitmapPtr) { |
| 1345 | LocalScopedBitmap bitmapHandle(bitmapPtr); |
| 1346 | return static_cast<jint>(bitmapHandle->getAllocationByteCount()); |
| 1347 | } |
| 1348 | |
Chris Craik | 32054b0 | 2014-05-09 13:58:56 -0700 | [diff] [blame] | 1349 | /////////////////////////////////////////////////////////////////////////////// |
sergeyv | c69853c | 2016-10-07 14:14:09 -0700 | [diff] [blame^] | 1350 | static jclass make_globalref(JNIEnv* env, const char classname[]) |
| 1351 | { |
| 1352 | jclass c = env->FindClass(classname); |
| 1353 | SkASSERT(c); |
| 1354 | return (jclass) env->NewGlobalRef(c); |
| 1355 | } |
| 1356 | |
| 1357 | static jfieldID getFieldIDCheck(JNIEnv* env, jclass clazz, |
| 1358 | const char fieldname[], const char type[]) |
| 1359 | { |
| 1360 | jfieldID id = env->GetFieldID(clazz, fieldname, type); |
| 1361 | SkASSERT(id); |
| 1362 | return id; |
| 1363 | } |
Chris Craik | 32054b0 | 2014-05-09 13:58:56 -0700 | [diff] [blame] | 1364 | |
Daniel Micay | 76f6a86 | 2015-09-19 17:31:01 -0400 | [diff] [blame] | 1365 | static const JNINativeMethod gBitmapMethods[] = { |
Chris Craik | 32054b0 | 2014-05-09 13:58:56 -0700 | [diff] [blame] | 1366 | { "nativeCreate", "([IIIIIIZ)Landroid/graphics/Bitmap;", |
| 1367 | (void*)Bitmap_creator }, |
| 1368 | { "nativeCopy", "(JIZ)Landroid/graphics/Bitmap;", |
| 1369 | (void*)Bitmap_copy }, |
Riley Andrews | 721ae5f | 2015-05-11 16:08:22 -0700 | [diff] [blame] | 1370 | { "nativeCopyAshmem", "(J)Landroid/graphics/Bitmap;", |
| 1371 | (void*)Bitmap_copyAshmem }, |
Winson | a5fdde9 | 2016-04-14 15:27:15 -0700 | [diff] [blame] | 1372 | { "nativeCopyAshmemConfig", "(JI)Landroid/graphics/Bitmap;", |
| 1373 | (void*)Bitmap_copyAshmemConfig }, |
Richard Uhler | 775873a | 2015-12-29 12:37:39 -0800 | [diff] [blame] | 1374 | { "nativeGetNativeFinalizer", "()J", (void*)Bitmap_getNativeFinalizer }, |
Chris Craik | 32054b0 | 2014-05-09 13:58:56 -0700 | [diff] [blame] | 1375 | { "nativeRecycle", "(J)Z", (void*)Bitmap_recycle }, |
sergeyv | 4508218 | 2016-09-29 18:25:40 -0700 | [diff] [blame] | 1376 | { "nativeReconfigure", "(JIIIZ)V", (void*)Bitmap_reconfigure }, |
Chris Craik | 32054b0 | 2014-05-09 13:58:56 -0700 | [diff] [blame] | 1377 | { "nativeCompress", "(JIILjava/io/OutputStream;[B)Z", |
| 1378 | (void*)Bitmap_compress }, |
| 1379 | { "nativeErase", "(JI)V", (void*)Bitmap_erase }, |
| 1380 | { "nativeRowBytes", "(J)I", (void*)Bitmap_rowBytes }, |
| 1381 | { "nativeConfig", "(J)I", (void*)Bitmap_config }, |
| 1382 | { "nativeHasAlpha", "(J)Z", (void*)Bitmap_hasAlpha }, |
Leon Scroggins III | 57ee620 | 2014-06-04 18:51:07 -0400 | [diff] [blame] | 1383 | { "nativeIsPremultiplied", "(J)Z", (void*)Bitmap_isPremultiplied}, |
| 1384 | { "nativeSetHasAlpha", "(JZZ)V", (void*)Bitmap_setHasAlpha}, |
| 1385 | { "nativeSetPremultiplied", "(JZ)V", (void*)Bitmap_setPremultiplied}, |
Chris Craik | 32054b0 | 2014-05-09 13:58:56 -0700 | [diff] [blame] | 1386 | { "nativeHasMipMap", "(J)Z", (void*)Bitmap_hasMipMap }, |
| 1387 | { "nativeSetHasMipMap", "(JZ)V", (void*)Bitmap_setHasMipMap }, |
| 1388 | { "nativeCreateFromParcel", |
| 1389 | "(Landroid/os/Parcel;)Landroid/graphics/Bitmap;", |
| 1390 | (void*)Bitmap_createFromParcel }, |
| 1391 | { "nativeWriteToParcel", "(JZILandroid/os/Parcel;)Z", |
| 1392 | (void*)Bitmap_writeToParcel }, |
| 1393 | { "nativeExtractAlpha", "(JJ[I)Landroid/graphics/Bitmap;", |
| 1394 | (void*)Bitmap_extractAlpha }, |
| 1395 | { "nativeGenerationId", "(J)I", (void*)Bitmap_getGenerationId }, |
Leon Scroggins III | 57ee620 | 2014-06-04 18:51:07 -0400 | [diff] [blame] | 1396 | { "nativeGetPixel", "(JII)I", (void*)Bitmap_getPixel }, |
| 1397 | { "nativeGetPixels", "(J[IIIIIII)V", (void*)Bitmap_getPixels }, |
| 1398 | { "nativeSetPixel", "(JIII)V", (void*)Bitmap_setPixel }, |
| 1399 | { "nativeSetPixels", "(J[IIIIIII)V", (void*)Bitmap_setPixels }, |
Chris Craik | 32054b0 | 2014-05-09 13:58:56 -0700 | [diff] [blame] | 1400 | { "nativeCopyPixelsToBuffer", "(JLjava/nio/Buffer;)V", |
| 1401 | (void*)Bitmap_copyPixelsToBuffer }, |
| 1402 | { "nativeCopyPixelsFromBuffer", "(JLjava/nio/Buffer;)V", |
| 1403 | (void*)Bitmap_copyPixelsFromBuffer }, |
| 1404 | { "nativeSameAs", "(JJ)Z", (void*)Bitmap_sameAs }, |
John Reck | c6e2e8f | 2015-04-15 13:24:47 -0700 | [diff] [blame] | 1405 | { "nativeRefPixelRef", "(J)J", (void*)Bitmap_refPixelRef }, |
John Reck | 4387190 | 2016-08-01 14:39:24 -0700 | [diff] [blame] | 1406 | { "nativePrepareToDraw", "(J)V", (void*)Bitmap_prepareToDraw }, |
sergeyv | 4508218 | 2016-09-29 18:25:40 -0700 | [diff] [blame] | 1407 | { "nativeGetAllocationByteCount", "(J)I", (void*)Bitmap_getAllocationByteCount }, |
Chris Craik | 32054b0 | 2014-05-09 13:58:56 -0700 | [diff] [blame] | 1408 | }; |
| 1409 | |
Chris Craik | 32054b0 | 2014-05-09 13:58:56 -0700 | [diff] [blame] | 1410 | int register_android_graphics_Bitmap(JNIEnv* env) |
| 1411 | { |
sergeyv | c69853c | 2016-10-07 14:14:09 -0700 | [diff] [blame^] | 1412 | gBitmap_class = make_globalref(env, "android/graphics/Bitmap"); |
| 1413 | gBitmap_nativePtr = getFieldIDCheck(env, gBitmap_class, "mNativePtr", "J"); |
| 1414 | gBitmap_constructorMethodID = env->GetMethodID(gBitmap_class, "<init>", "(JIIIZZ[BLandroid/graphics/NinePatch$InsetStruct;)V"); |
| 1415 | gBitmap_reinitMethodID = env->GetMethodID(gBitmap_class, "reinit", "(IIZ)V"); |
| 1416 | gBitmap_getAllocationByteCountMethodID = env->GetMethodID(gBitmap_class, "getAllocationByteCount", "()I"); |
Andreas Gampe | ed6b9df | 2014-11-20 22:02:20 -0800 | [diff] [blame] | 1417 | return android::RegisterMethodsOrDie(env, "android/graphics/Bitmap", gBitmapMethods, |
| 1418 | NELEM(gBitmapMethods)); |
sergeyv | c69853c | 2016-10-07 14:14:09 -0700 | [diff] [blame^] | 1419 | } |