Ficus Kirkpatrick | 1a9c27c | 2010-03-05 17:05:08 -0800 | [diff] [blame] | 1 | #define LOG_TAG "GraphicsJNI" |
| 2 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 3 | #include "jni.h" |
Elliott Hughes | 8451b25 | 2011-04-07 19:17:57 -0700 | [diff] [blame] | 4 | #include "JNIHelp.h" |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 5 | #include "GraphicsJNI.h" |
Patrick Dubroy | e4ac2d6 | 2010-12-01 11:23:13 -0800 | [diff] [blame] | 6 | |
| 7 | #include "SkCanvas.h" |
| 8 | #include "SkDevice.h" |
Leon Scroggins | 46cb9bd | 2014-03-06 15:36:39 -0500 | [diff] [blame] | 9 | #include "SkMath.h" |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 10 | #include "SkPicture.h" |
| 11 | #include "SkRegion.h" |
| 12 | #include <android_runtime/AndroidRuntime.h> |
| 13 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 14 | void doThrowNPE(JNIEnv* env) { |
Elliott Hughes | 69a017b | 2011-04-08 14:10:28 -0700 | [diff] [blame] | 15 | jniThrowNullPointerException(env, NULL); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 16 | } |
| 17 | |
| 18 | void doThrowAIOOBE(JNIEnv* env) { |
Elliott Hughes | 8451b25 | 2011-04-07 19:17:57 -0700 | [diff] [blame] | 19 | jniThrowException(env, "java/lang/ArrayIndexOutOfBoundsException", NULL); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 20 | } |
| 21 | |
| 22 | void doThrowRE(JNIEnv* env, const char* msg) { |
Elliott Hughes | 69a017b | 2011-04-08 14:10:28 -0700 | [diff] [blame] | 23 | jniThrowRuntimeException(env, msg); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 24 | } |
| 25 | |
| 26 | void doThrowIAE(JNIEnv* env, const char* msg) { |
Elliott Hughes | 8451b25 | 2011-04-07 19:17:57 -0700 | [diff] [blame] | 27 | jniThrowException(env, "java/lang/IllegalArgumentException", msg); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 28 | } |
| 29 | |
| 30 | void doThrowISE(JNIEnv* env, const char* msg) { |
Elliott Hughes | 8451b25 | 2011-04-07 19:17:57 -0700 | [diff] [blame] | 31 | jniThrowException(env, "java/lang/IllegalStateException", msg); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 32 | } |
| 33 | |
| 34 | void doThrowOOME(JNIEnv* env, const char* msg) { |
Elliott Hughes | 8451b25 | 2011-04-07 19:17:57 -0700 | [diff] [blame] | 35 | jniThrowException(env, "java/lang/OutOfMemoryError", msg); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 36 | } |
| 37 | |
Joseph Wen | f1f48bc | 2010-07-19 16:59:51 +0800 | [diff] [blame] | 38 | void doThrowIOE(JNIEnv* env, const char* msg) { |
Elliott Hughes | 8451b25 | 2011-04-07 19:17:57 -0700 | [diff] [blame] | 39 | jniThrowException(env, "java/io/IOException", msg); |
Joseph Wen | f1f48bc | 2010-07-19 16:59:51 +0800 | [diff] [blame] | 40 | } |
| 41 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 42 | bool GraphicsJNI::hasException(JNIEnv *env) { |
| 43 | if (env->ExceptionCheck() != 0) { |
Steve Block | 3762c31 | 2012-01-06 19:20:56 +0000 | [diff] [blame] | 44 | ALOGE("*** Uncaught exception returned from Java call!\n"); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 45 | env->ExceptionDescribe(); |
| 46 | return true; |
| 47 | } |
| 48 | return false; |
| 49 | } |
| 50 | |
| 51 | /////////////////////////////////////////////////////////////////////////////// |
| 52 | |
| 53 | AutoJavaFloatArray::AutoJavaFloatArray(JNIEnv* env, jfloatArray array, |
Mike Reed | c04851f | 2009-10-28 15:09:45 -0400 | [diff] [blame] | 54 | int minLength, JNIAccess access) |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 55 | : fEnv(env), fArray(array), fPtr(NULL), fLen(0) { |
| 56 | SkASSERT(env); |
| 57 | if (array) { |
| 58 | fLen = env->GetArrayLength(array); |
| 59 | if (fLen < minLength) { |
| 60 | sk_throw(); |
| 61 | } |
| 62 | fPtr = env->GetFloatArrayElements(array, NULL); |
| 63 | } |
Mike Reed | c04851f | 2009-10-28 15:09:45 -0400 | [diff] [blame] | 64 | fReleaseMode = (access == kRO_JNIAccess) ? JNI_ABORT : 0; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 65 | } |
| 66 | |
| 67 | AutoJavaFloatArray::~AutoJavaFloatArray() { |
| 68 | if (fPtr) { |
Mike Reed | c04851f | 2009-10-28 15:09:45 -0400 | [diff] [blame] | 69 | fEnv->ReleaseFloatArrayElements(fArray, fPtr, fReleaseMode); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 70 | } |
| 71 | } |
| 72 | |
| 73 | AutoJavaIntArray::AutoJavaIntArray(JNIEnv* env, jintArray array, |
| 74 | int minLength) |
| 75 | : fEnv(env), fArray(array), fPtr(NULL), fLen(0) { |
| 76 | SkASSERT(env); |
| 77 | if (array) { |
| 78 | fLen = env->GetArrayLength(array); |
| 79 | if (fLen < minLength) { |
| 80 | sk_throw(); |
| 81 | } |
| 82 | fPtr = env->GetIntArrayElements(array, NULL); |
| 83 | } |
| 84 | } |
| 85 | |
| 86 | AutoJavaIntArray::~AutoJavaIntArray() { |
| 87 | if (fPtr) { |
| 88 | fEnv->ReleaseIntArrayElements(fArray, fPtr, 0); |
| 89 | } |
| 90 | } |
| 91 | |
| 92 | AutoJavaShortArray::AutoJavaShortArray(JNIEnv* env, jshortArray array, |
Mike Reed | c04851f | 2009-10-28 15:09:45 -0400 | [diff] [blame] | 93 | int minLength, JNIAccess access) |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 94 | : fEnv(env), fArray(array), fPtr(NULL), fLen(0) { |
| 95 | SkASSERT(env); |
| 96 | if (array) { |
| 97 | fLen = env->GetArrayLength(array); |
| 98 | if (fLen < minLength) { |
| 99 | sk_throw(); |
| 100 | } |
| 101 | fPtr = env->GetShortArrayElements(array, NULL); |
| 102 | } |
Mike Reed | c04851f | 2009-10-28 15:09:45 -0400 | [diff] [blame] | 103 | fReleaseMode = (access == kRO_JNIAccess) ? JNI_ABORT : 0; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 104 | } |
| 105 | |
| 106 | AutoJavaShortArray::~AutoJavaShortArray() { |
| 107 | if (fPtr) { |
Mike Reed | c04851f | 2009-10-28 15:09:45 -0400 | [diff] [blame] | 108 | fEnv->ReleaseShortArrayElements(fArray, fPtr, fReleaseMode); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 109 | } |
| 110 | } |
| 111 | |
| 112 | AutoJavaByteArray::AutoJavaByteArray(JNIEnv* env, jbyteArray array, |
| 113 | int minLength) |
| 114 | : fEnv(env), fArray(array), fPtr(NULL), fLen(0) { |
| 115 | SkASSERT(env); |
| 116 | if (array) { |
| 117 | fLen = env->GetArrayLength(array); |
| 118 | if (fLen < minLength) { |
| 119 | sk_throw(); |
| 120 | } |
| 121 | fPtr = env->GetByteArrayElements(array, NULL); |
| 122 | } |
| 123 | } |
| 124 | |
| 125 | AutoJavaByteArray::~AutoJavaByteArray() { |
| 126 | if (fPtr) { |
| 127 | fEnv->ReleaseByteArrayElements(fArray, fPtr, 0); |
| 128 | } |
| 129 | } |
| 130 | |
| 131 | /////////////////////////////////////////////////////////////////////////////// |
| 132 | |
| 133 | static jclass gRect_class; |
| 134 | static jfieldID gRect_leftFieldID; |
| 135 | static jfieldID gRect_topFieldID; |
| 136 | static jfieldID gRect_rightFieldID; |
| 137 | static jfieldID gRect_bottomFieldID; |
| 138 | |
| 139 | static jclass gRectF_class; |
| 140 | static jfieldID gRectF_leftFieldID; |
| 141 | static jfieldID gRectF_topFieldID; |
| 142 | static jfieldID gRectF_rightFieldID; |
| 143 | static jfieldID gRectF_bottomFieldID; |
| 144 | |
| 145 | static jclass gPoint_class; |
| 146 | static jfieldID gPoint_xFieldID; |
| 147 | static jfieldID gPoint_yFieldID; |
| 148 | |
| 149 | static jclass gPointF_class; |
| 150 | static jfieldID gPointF_xFieldID; |
| 151 | static jfieldID gPointF_yFieldID; |
| 152 | |
| 153 | static jclass gBitmap_class; |
| 154 | static jfieldID gBitmap_nativeInstanceID; |
| 155 | static jmethodID gBitmap_constructorMethodID; |
Chris Craik | 9f58361 | 2013-05-20 18:13:47 -0700 | [diff] [blame] | 156 | static jmethodID gBitmap_reinitMethodID; |
| 157 | static jmethodID gBitmap_getAllocationByteCountMethodID; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 158 | |
| 159 | static jclass gBitmapConfig_class; |
| 160 | static jfieldID gBitmapConfig_nativeInstanceID; |
| 161 | |
Wei-Ta Chen | 6b849e2 | 2010-09-07 17:32:18 +0800 | [diff] [blame] | 162 | static jclass gBitmapRegionDecoder_class; |
| 163 | static jmethodID gBitmapRegionDecoder_constructorMethodID; |
Joseph Wen | f1f48bc | 2010-07-19 16:59:51 +0800 | [diff] [blame] | 164 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 165 | static jclass gCanvas_class; |
| 166 | static jfieldID gCanvas_nativeInstanceID; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 167 | |
| 168 | static jclass gPaint_class; |
| 169 | static jfieldID gPaint_nativeInstanceID; |
Raph Levien | 1a73f732 | 2014-01-30 16:06:28 -0800 | [diff] [blame] | 170 | static jfieldID gPaint_nativeTypefaceID; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 171 | |
| 172 | static jclass gPicture_class; |
| 173 | static jfieldID gPicture_nativeInstanceID; |
| 174 | |
| 175 | static jclass gRegion_class; |
| 176 | static jfieldID gRegion_nativeInstanceID; |
| 177 | static jmethodID gRegion_constructorMethodID; |
| 178 | |
Mathieu Chartier | 7384b42 | 2013-10-17 18:16:42 -0700 | [diff] [blame] | 179 | static jclass gByte_class; |
| 180 | static jobject gVMRuntime; |
| 181 | static jclass gVMRuntime_class; |
| 182 | static jmethodID gVMRuntime_newNonMovableArray; |
| 183 | static jmethodID gVMRuntime_addressOf; |
| 184 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 185 | /////////////////////////////////////////////////////////////////////////////// |
| 186 | |
| 187 | void GraphicsJNI::get_jrect(JNIEnv* env, jobject obj, int* L, int* T, int* R, int* B) |
| 188 | { |
| 189 | SkASSERT(env->IsInstanceOf(obj, gRect_class)); |
| 190 | |
| 191 | *L = env->GetIntField(obj, gRect_leftFieldID); |
| 192 | *T = env->GetIntField(obj, gRect_topFieldID); |
| 193 | *R = env->GetIntField(obj, gRect_rightFieldID); |
| 194 | *B = env->GetIntField(obj, gRect_bottomFieldID); |
| 195 | } |
| 196 | |
| 197 | void GraphicsJNI::set_jrect(JNIEnv* env, jobject obj, int L, int T, int R, int B) |
| 198 | { |
| 199 | SkASSERT(env->IsInstanceOf(obj, gRect_class)); |
| 200 | |
| 201 | env->SetIntField(obj, gRect_leftFieldID, L); |
| 202 | env->SetIntField(obj, gRect_topFieldID, T); |
| 203 | env->SetIntField(obj, gRect_rightFieldID, R); |
| 204 | env->SetIntField(obj, gRect_bottomFieldID, B); |
| 205 | } |
| 206 | |
| 207 | SkIRect* GraphicsJNI::jrect_to_irect(JNIEnv* env, jobject obj, SkIRect* ir) |
| 208 | { |
| 209 | SkASSERT(env->IsInstanceOf(obj, gRect_class)); |
| 210 | |
| 211 | ir->set(env->GetIntField(obj, gRect_leftFieldID), |
| 212 | env->GetIntField(obj, gRect_topFieldID), |
| 213 | env->GetIntField(obj, gRect_rightFieldID), |
| 214 | env->GetIntField(obj, gRect_bottomFieldID)); |
| 215 | return ir; |
| 216 | } |
| 217 | |
| 218 | void GraphicsJNI::irect_to_jrect(const SkIRect& ir, JNIEnv* env, jobject obj) |
| 219 | { |
| 220 | SkASSERT(env->IsInstanceOf(obj, gRect_class)); |
| 221 | |
| 222 | env->SetIntField(obj, gRect_leftFieldID, ir.fLeft); |
| 223 | env->SetIntField(obj, gRect_topFieldID, ir.fTop); |
| 224 | env->SetIntField(obj, gRect_rightFieldID, ir.fRight); |
| 225 | env->SetIntField(obj, gRect_bottomFieldID, ir.fBottom); |
| 226 | } |
| 227 | |
| 228 | SkRect* GraphicsJNI::jrectf_to_rect(JNIEnv* env, jobject obj, SkRect* r) |
| 229 | { |
| 230 | SkASSERT(env->IsInstanceOf(obj, gRectF_class)); |
Elliott Hughes | 8451b25 | 2011-04-07 19:17:57 -0700 | [diff] [blame] | 231 | |
Leon Scroggins III | 2e0103e | 2014-04-04 17:05:24 -0400 | [diff] [blame] | 232 | r->set(env->GetFloatField(obj, gRectF_leftFieldID), |
| 233 | env->GetFloatField(obj, gRectF_topFieldID), |
| 234 | env->GetFloatField(obj, gRectF_rightFieldID), |
| 235 | env->GetFloatField(obj, gRectF_bottomFieldID)); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 236 | return r; |
| 237 | } |
| 238 | |
| 239 | SkRect* GraphicsJNI::jrect_to_rect(JNIEnv* env, jobject obj, SkRect* r) |
| 240 | { |
| 241 | SkASSERT(env->IsInstanceOf(obj, gRect_class)); |
Elliott Hughes | 8451b25 | 2011-04-07 19:17:57 -0700 | [diff] [blame] | 242 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 243 | r->set(SkIntToScalar(env->GetIntField(obj, gRect_leftFieldID)), |
| 244 | SkIntToScalar(env->GetIntField(obj, gRect_topFieldID)), |
| 245 | SkIntToScalar(env->GetIntField(obj, gRect_rightFieldID)), |
| 246 | SkIntToScalar(env->GetIntField(obj, gRect_bottomFieldID))); |
| 247 | return r; |
| 248 | } |
| 249 | |
| 250 | void GraphicsJNI::rect_to_jrectf(const SkRect& r, JNIEnv* env, jobject obj) |
| 251 | { |
| 252 | SkASSERT(env->IsInstanceOf(obj, gRectF_class)); |
| 253 | |
| 254 | env->SetFloatField(obj, gRectF_leftFieldID, SkScalarToFloat(r.fLeft)); |
| 255 | env->SetFloatField(obj, gRectF_topFieldID, SkScalarToFloat(r.fTop)); |
| 256 | env->SetFloatField(obj, gRectF_rightFieldID, SkScalarToFloat(r.fRight)); |
| 257 | env->SetFloatField(obj, gRectF_bottomFieldID, SkScalarToFloat(r.fBottom)); |
| 258 | } |
| 259 | |
| 260 | SkIPoint* GraphicsJNI::jpoint_to_ipoint(JNIEnv* env, jobject obj, SkIPoint* point) |
| 261 | { |
| 262 | SkASSERT(env->IsInstanceOf(obj, gPoint_class)); |
Elliott Hughes | 8451b25 | 2011-04-07 19:17:57 -0700 | [diff] [blame] | 263 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 264 | point->set(env->GetIntField(obj, gPoint_xFieldID), |
| 265 | env->GetIntField(obj, gPoint_yFieldID)); |
| 266 | return point; |
| 267 | } |
| 268 | |
| 269 | void GraphicsJNI::ipoint_to_jpoint(const SkIPoint& ir, JNIEnv* env, jobject obj) |
| 270 | { |
| 271 | SkASSERT(env->IsInstanceOf(obj, gPoint_class)); |
| 272 | |
| 273 | env->SetIntField(obj, gPoint_xFieldID, ir.fX); |
| 274 | env->SetIntField(obj, gPoint_yFieldID, ir.fY); |
| 275 | } |
| 276 | |
| 277 | SkPoint* GraphicsJNI::jpointf_to_point(JNIEnv* env, jobject obj, SkPoint* point) |
| 278 | { |
| 279 | SkASSERT(env->IsInstanceOf(obj, gPointF_class)); |
Elliott Hughes | 8451b25 | 2011-04-07 19:17:57 -0700 | [diff] [blame] | 280 | |
Leon Scroggins III | 2e0103e | 2014-04-04 17:05:24 -0400 | [diff] [blame] | 281 | point->set(env->GetIntField(obj, gPointF_xFieldID), |
| 282 | env->GetIntField(obj, gPointF_yFieldID)); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 283 | return point; |
| 284 | } |
| 285 | |
| 286 | void GraphicsJNI::point_to_jpointf(const SkPoint& r, JNIEnv* env, jobject obj) |
| 287 | { |
| 288 | SkASSERT(env->IsInstanceOf(obj, gPointF_class)); |
| 289 | |
| 290 | env->SetFloatField(obj, gPointF_xFieldID, SkScalarToFloat(r.fX)); |
| 291 | env->SetFloatField(obj, gPointF_yFieldID, SkScalarToFloat(r.fY)); |
| 292 | } |
| 293 | |
Mike Reed | 1103b32 | 2014-07-08 12:36:44 -0400 | [diff] [blame] | 294 | // This enum must keep these int values, to match the int values |
| 295 | // in the java Bitmap.Config enum. |
| 296 | enum LegacyBitmapConfig { |
| 297 | kNo_LegacyBitmapConfig = 0, |
| 298 | kA8_LegacyBitmapConfig = 1, |
| 299 | kIndex8_LegacyBitmapConfig = 2, |
| 300 | kRGB_565_LegacyBitmapConfig = 3, |
| 301 | kARGB_4444_LegacyBitmapConfig = 4, |
| 302 | kARGB_8888_LegacyBitmapConfig = 5, |
| 303 | |
| 304 | kLastEnum_LegacyBitmapConfig = kARGB_8888_LegacyBitmapConfig |
| 305 | }; |
| 306 | |
| 307 | jint GraphicsJNI::colorTypeToLegacyBitmapConfig(SkColorType colorType) { |
| 308 | switch (colorType) { |
| 309 | case kN32_SkColorType: |
| 310 | return kARGB_8888_LegacyBitmapConfig; |
| 311 | case kARGB_4444_SkColorType: |
| 312 | return kARGB_4444_LegacyBitmapConfig; |
| 313 | case kRGB_565_SkColorType: |
| 314 | return kRGB_565_LegacyBitmapConfig; |
| 315 | case kIndex_8_SkColorType: |
| 316 | return kIndex8_LegacyBitmapConfig; |
| 317 | case kAlpha_8_SkColorType: |
| 318 | return kA8_LegacyBitmapConfig; |
| 319 | case kUnknown_SkColorType: |
| 320 | default: |
| 321 | break; |
| 322 | } |
| 323 | return kNo_LegacyBitmapConfig; |
| 324 | } |
| 325 | |
| 326 | SkColorType GraphicsJNI::legacyBitmapConfigToColorType(jint legacyConfig) { |
| 327 | const uint8_t gConfig2ColorType[] = { |
| 328 | kUnknown_SkColorType, |
| 329 | kAlpha_8_SkColorType, |
| 330 | kIndex_8_SkColorType, |
| 331 | kRGB_565_SkColorType, |
| 332 | kARGB_4444_SkColorType, |
| 333 | kN32_SkColorType |
| 334 | }; |
| 335 | |
| 336 | if (legacyConfig < 0 || legacyConfig > kLastEnum_LegacyBitmapConfig) { |
| 337 | legacyConfig = kNo_LegacyBitmapConfig; |
| 338 | } |
| 339 | return static_cast<SkColorType>(gConfig2ColorType[legacyConfig]); |
| 340 | } |
| 341 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 342 | SkBitmap* GraphicsJNI::getNativeBitmap(JNIEnv* env, jobject bitmap) { |
| 343 | SkASSERT(env); |
| 344 | SkASSERT(bitmap); |
| 345 | SkASSERT(env->IsInstanceOf(bitmap, gBitmap_class)); |
Ashok Bhat | 36bef0b | 2014-01-20 20:08:01 +0000 | [diff] [blame] | 346 | jlong bitmapHandle = env->GetLongField(bitmap, gBitmap_nativeInstanceID); |
| 347 | SkBitmap* b = reinterpret_cast<SkBitmap*>(bitmapHandle); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 348 | SkASSERT(b); |
| 349 | return b; |
| 350 | } |
| 351 | |
Mike Reed | 42a1d08 | 2014-07-07 18:06:18 -0400 | [diff] [blame] | 352 | SkColorType GraphicsJNI::getNativeBitmapColorType(JNIEnv* env, jobject jconfig) { |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 353 | SkASSERT(env); |
| 354 | if (NULL == jconfig) { |
Mike Reed | 42a1d08 | 2014-07-07 18:06:18 -0400 | [diff] [blame] | 355 | return kUnknown_SkColorType; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 356 | } |
| 357 | SkASSERT(env->IsInstanceOf(jconfig, gBitmapConfig_class)); |
| 358 | int c = env->GetIntField(jconfig, gBitmapConfig_nativeInstanceID); |
Mike Reed | 1103b32 | 2014-07-08 12:36:44 -0400 | [diff] [blame] | 359 | return legacyBitmapConfigToColorType(c); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 360 | } |
| 361 | |
| 362 | SkCanvas* GraphicsJNI::getNativeCanvas(JNIEnv* env, jobject canvas) { |
| 363 | SkASSERT(env); |
| 364 | SkASSERT(canvas); |
| 365 | SkASSERT(env->IsInstanceOf(canvas, gCanvas_class)); |
Ashok Bhat | 36bef0b | 2014-01-20 20:08:01 +0000 | [diff] [blame] | 366 | jlong canvasHandle = env->GetLongField(canvas, gCanvas_nativeInstanceID); |
Florin Malita | 5c3d927 | 2014-05-08 10:35:36 -0400 | [diff] [blame] | 367 | SkCanvas* c = getNativeCanvas(canvasHandle); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 368 | SkASSERT(c); |
| 369 | return c; |
| 370 | } |
| 371 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 372 | SkPaint* GraphicsJNI::getNativePaint(JNIEnv* env, jobject paint) { |
| 373 | SkASSERT(env); |
| 374 | SkASSERT(paint); |
| 375 | SkASSERT(env->IsInstanceOf(paint, gPaint_class)); |
Ashok Bhat | 36bef0b | 2014-01-20 20:08:01 +0000 | [diff] [blame] | 376 | jlong paintHandle = env->GetLongField(paint, gPaint_nativeInstanceID); |
| 377 | SkPaint* p = reinterpret_cast<SkPaint*>(paintHandle); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 378 | SkASSERT(p); |
| 379 | return p; |
| 380 | } |
| 381 | |
Raph Levien | 1a73f732 | 2014-01-30 16:06:28 -0800 | [diff] [blame] | 382 | android::TypefaceImpl* GraphicsJNI::getNativeTypeface(JNIEnv* env, jobject paint) { |
| 383 | SkASSERT(env); |
| 384 | SkASSERT(paint); |
| 385 | SkASSERT(env->IsInstanceOf(paint, gPaint_class)); |
| 386 | jlong typefaceHandle = env->GetLongField(paint, gPaint_nativeTypefaceID); |
| 387 | android::TypefaceImpl* p = reinterpret_cast<android::TypefaceImpl*>(typefaceHandle); |
| 388 | SkASSERT(p); |
| 389 | return p; |
| 390 | } |
| 391 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 392 | SkRegion* GraphicsJNI::getNativeRegion(JNIEnv* env, jobject region) |
| 393 | { |
| 394 | SkASSERT(env); |
| 395 | SkASSERT(region); |
| 396 | SkASSERT(env->IsInstanceOf(region, gRegion_class)); |
Ashok Bhat | 36bef0b | 2014-01-20 20:08:01 +0000 | [diff] [blame] | 397 | jlong regionHandle = env->GetLongField(region, gRegion_nativeInstanceID); |
| 398 | SkRegion* r = reinterpret_cast<SkRegion*>(regionHandle); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 399 | SkASSERT(r); |
| 400 | return r; |
| 401 | } |
| 402 | |
| 403 | /////////////////////////////////////////////////////////////////////////////////////////// |
| 404 | |
Leon Scroggins III | 8790be6 | 2013-12-03 16:26:51 -0500 | [diff] [blame] | 405 | // Assert that bitmap's SkAlphaType is consistent with isPremultiplied. |
| 406 | static void assert_premultiplied(const SkBitmap& bitmap, bool isPremultiplied) { |
| 407 | // kOpaque_SkAlphaType and kIgnore_SkAlphaType mean that isPremultiplied is |
| 408 | // irrelevant. This just tests to ensure that the SkAlphaType is not |
| 409 | // opposite of isPremultiplied. |
| 410 | if (isPremultiplied) { |
| 411 | SkASSERT(bitmap.alphaType() != kUnpremul_SkAlphaType); |
| 412 | } else { |
| 413 | SkASSERT(bitmap.alphaType() != kPremul_SkAlphaType); |
| 414 | } |
| 415 | } |
| 416 | |
Patrick Dubroy | e4ac2d6 | 2010-12-01 11:23:13 -0800 | [diff] [blame] | 417 | jobject GraphicsJNI::createBitmap(JNIEnv* env, SkBitmap* bitmap, jbyteArray buffer, |
Chris Craik | 47cd8e9 | 2014-07-08 17:13:08 -0700 | [diff] [blame^] | 418 | int bitmapCreateFlags, jbyteArray ninePatchChunk, jobject ninePatchInsets, int density) |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 419 | { |
Patrick Dubroy | e4ac2d6 | 2010-12-01 11:23:13 -0800 | [diff] [blame] | 420 | SkASSERT(bitmap); |
| 421 | SkASSERT(bitmap->pixelRef()); |
Chris Craik | 1abf5d6 | 2013-08-16 12:47:03 -0700 | [diff] [blame] | 422 | bool isMutable = bitmapCreateFlags & kBitmapCreateFlag_Mutable; |
| 423 | bool isPremultiplied = bitmapCreateFlags & kBitmapCreateFlag_Premultiplied; |
| 424 | |
Leon Scroggins III | 8790be6 | 2013-12-03 16:26:51 -0500 | [diff] [blame] | 425 | // The caller needs to have already set the alpha type properly, so the |
| 426 | // native SkBitmap stays in sync with the Java Bitmap. |
| 427 | assert_premultiplied(*bitmap, isPremultiplied); |
| 428 | |
Elliott Hughes | cf6f7a0 | 2011-04-12 17:50:45 -0700 | [diff] [blame] | 429 | jobject obj = env->NewObject(gBitmap_class, gBitmap_constructorMethodID, |
Ashok Bhat | 36bef0b | 2014-01-20 20:08:01 +0000 | [diff] [blame] | 430 | reinterpret_cast<jlong>(bitmap), buffer, |
Chris Craik | 1abf5d6 | 2013-08-16 12:47:03 -0700 | [diff] [blame] | 431 | bitmap->width(), bitmap->height(), density, isMutable, isPremultiplied, |
Chris Craik | 47cd8e9 | 2014-07-08 17:13:08 -0700 | [diff] [blame^] | 432 | ninePatchChunk, ninePatchInsets); |
Elliott Hughes | cf6f7a0 | 2011-04-12 17:50:45 -0700 | [diff] [blame] | 433 | hasException(env); // For the side effect of logging. |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 434 | return obj; |
| 435 | } |
Wei-Ta Chen | 6b849e2 | 2010-09-07 17:32:18 +0800 | [diff] [blame] | 436 | |
Chris Craik | 1abf5d6 | 2013-08-16 12:47:03 -0700 | [diff] [blame] | 437 | void GraphicsJNI::reinitBitmap(JNIEnv* env, jobject javaBitmap, SkBitmap* bitmap, |
| 438 | bool isPremultiplied) |
Chris Craik | 9f58361 | 2013-05-20 18:13:47 -0700 | [diff] [blame] | 439 | { |
Leon Scroggins III | 8790be6 | 2013-12-03 16:26:51 -0500 | [diff] [blame] | 440 | // The caller needs to have already set the alpha type properly, so the |
| 441 | // native SkBitmap stays in sync with the Java Bitmap. |
| 442 | assert_premultiplied(*bitmap, isPremultiplied); |
| 443 | |
Chris Craik | 1abf5d6 | 2013-08-16 12:47:03 -0700 | [diff] [blame] | 444 | env->CallVoidMethod(javaBitmap, gBitmap_reinitMethodID, |
| 445 | bitmap->width(), bitmap->height(), isPremultiplied); |
Chris Craik | 9f58361 | 2013-05-20 18:13:47 -0700 | [diff] [blame] | 446 | } |
| 447 | |
| 448 | int GraphicsJNI::getBitmapAllocationByteCount(JNIEnv* env, jobject javaBitmap) |
| 449 | { |
| 450 | return env->CallIntMethod(javaBitmap, gBitmap_getAllocationByteCountMethodID); |
| 451 | } |
Patrick Dubroy | e4ac2d6 | 2010-12-01 11:23:13 -0800 | [diff] [blame] | 452 | |
Wei-Ta Chen | 6b849e2 | 2010-09-07 17:32:18 +0800 | [diff] [blame] | 453 | jobject GraphicsJNI::createBitmapRegionDecoder(JNIEnv* env, SkBitmapRegionDecoder* bitmap) |
Joseph Wen | f1f48bc | 2010-07-19 16:59:51 +0800 | [diff] [blame] | 454 | { |
| 455 | SkASSERT(bitmap != NULL); |
| 456 | |
Elliott Hughes | cf6f7a0 | 2011-04-12 17:50:45 -0700 | [diff] [blame] | 457 | jobject obj = env->NewObject(gBitmapRegionDecoder_class, |
| 458 | gBitmapRegionDecoder_constructorMethodID, |
Ashok Bhat | b091d47 | 2014-01-08 14:32:49 +0000 | [diff] [blame] | 459 | reinterpret_cast<jlong>(bitmap)); |
Elliott Hughes | cf6f7a0 | 2011-04-12 17:50:45 -0700 | [diff] [blame] | 460 | hasException(env); // For the side effect of logging. |
Joseph Wen | f1f48bc | 2010-07-19 16:59:51 +0800 | [diff] [blame] | 461 | return obj; |
| 462 | } |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 463 | |
| 464 | jobject GraphicsJNI::createRegion(JNIEnv* env, SkRegion* region) |
| 465 | { |
| 466 | SkASSERT(region != NULL); |
Elliott Hughes | cf6f7a0 | 2011-04-12 17:50:45 -0700 | [diff] [blame] | 467 | jobject obj = env->NewObject(gRegion_class, gRegion_constructorMethodID, |
Ashok Bhat | 36bef0b | 2014-01-20 20:08:01 +0000 | [diff] [blame] | 468 | reinterpret_cast<jlong>(region), 0); |
Elliott Hughes | cf6f7a0 | 2011-04-12 17:50:45 -0700 | [diff] [blame] | 469 | hasException(env); // For the side effect of logging. |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 470 | return obj; |
| 471 | } |
| 472 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 473 | static JNIEnv* vm2env(JavaVM* vm) |
| 474 | { |
| 475 | JNIEnv* env = NULL; |
| 476 | if (vm->GetEnv((void**)&env, JNI_VERSION_1_4) != JNI_OK || NULL == env) |
| 477 | { |
| 478 | SkDebugf("------- [%p] vm->GetEnv() failed\n", vm); |
| 479 | sk_throw(); |
| 480 | } |
| 481 | return env; |
| 482 | } |
| 483 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 484 | /////////////////////////////////////////////////////////////////////////////// |
| 485 | |
Derek Sollenberger | b644a3b | 2014-01-17 15:45:10 -0500 | [diff] [blame] | 486 | AndroidPixelRef::AndroidPixelRef(JNIEnv* env, const SkImageInfo& info, void* storage, |
| 487 | size_t rowBytes, jbyteArray storageObj, SkColorTable* ctable) : |
| 488 | SkMallocPixelRef(info, storage, rowBytes, ctable, (storageObj == NULL)), |
Chris Craik | cd0ba71 | 2013-09-06 14:40:30 -0700 | [diff] [blame] | 489 | fWrappedPixelRef(NULL) { |
Patrick Dubroy | e4ac2d6 | 2010-12-01 11:23:13 -0800 | [diff] [blame] | 490 | SkASSERT(storage); |
| 491 | SkASSERT(env); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 492 | |
Patrick Dubroy | e4ac2d6 | 2010-12-01 11:23:13 -0800 | [diff] [blame] | 493 | if (env->GetJavaVM(&fVM) != JNI_OK) { |
| 494 | SkDebugf("------ [%p] env->GetJavaVM failed\n", env); |
| 495 | sk_throw(); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 496 | } |
Patrick Dubroy | e4ac2d6 | 2010-12-01 11:23:13 -0800 | [diff] [blame] | 497 | fStorageObj = storageObj; |
| 498 | fHasGlobalRef = false; |
| 499 | fGlobalRefCnt = 0; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 500 | |
Patrick Dubroy | e4ac2d6 | 2010-12-01 11:23:13 -0800 | [diff] [blame] | 501 | // If storageObj is NULL, the memory was NOT allocated on the Java heap |
| 502 | fOnJavaHeap = (storageObj != NULL); |
Elliott Hughes | 8451b25 | 2011-04-07 19:17:57 -0700 | [diff] [blame] | 503 | |
Patrick Dubroy | e4ac2d6 | 2010-12-01 11:23:13 -0800 | [diff] [blame] | 504 | } |
| 505 | |
Derek Sollenberger | b644a3b | 2014-01-17 15:45:10 -0500 | [diff] [blame] | 506 | AndroidPixelRef::AndroidPixelRef(AndroidPixelRef& wrappedPixelRef, const SkImageInfo& info, |
| 507 | size_t rowBytes, SkColorTable* ctable) : |
| 508 | SkMallocPixelRef(info, wrappedPixelRef.getAddr(), rowBytes, ctable, false), |
Chris Craik | cd0ba71 | 2013-09-06 14:40:30 -0700 | [diff] [blame] | 509 | fWrappedPixelRef(wrappedPixelRef.fWrappedPixelRef ? |
Derek Sollenberger | b644a3b | 2014-01-17 15:45:10 -0500 | [diff] [blame] | 510 | wrappedPixelRef.fWrappedPixelRef : &wrappedPixelRef) |
Chris Craik | cd0ba71 | 2013-09-06 14:40:30 -0700 | [diff] [blame] | 511 | { |
| 512 | SkASSERT(fWrappedPixelRef); |
| 513 | SkSafeRef(fWrappedPixelRef); |
| 514 | |
| 515 | // don't need to initialize these, as all the relevant logic delegates to the wrapped ref |
| 516 | fStorageObj = NULL; |
| 517 | fHasGlobalRef = false; |
| 518 | fGlobalRefCnt = 0; |
| 519 | fOnJavaHeap = false; |
| 520 | } |
| 521 | |
Patrick Dubroy | e4ac2d6 | 2010-12-01 11:23:13 -0800 | [diff] [blame] | 522 | AndroidPixelRef::~AndroidPixelRef() { |
Chris Craik | cd0ba71 | 2013-09-06 14:40:30 -0700 | [diff] [blame] | 523 | if (fWrappedPixelRef) { |
| 524 | SkSafeUnref(fWrappedPixelRef); |
| 525 | } else if (fOnJavaHeap) { |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 526 | JNIEnv* env = vm2env(fVM); |
Patrick Dubroy | e4ac2d6 | 2010-12-01 11:23:13 -0800 | [diff] [blame] | 527 | |
| 528 | if (fStorageObj && fHasGlobalRef) { |
| 529 | env->DeleteGlobalRef(fStorageObj); |
| 530 | } |
| 531 | fStorageObj = NULL; |
Patrick Dubroy | e4ac2d6 | 2010-12-01 11:23:13 -0800 | [diff] [blame] | 532 | } |
| 533 | } |
Chris Craik | cd0ba71 | 2013-09-06 14:40:30 -0700 | [diff] [blame] | 534 | jbyteArray AndroidPixelRef::getStorageObj() { |
| 535 | if (fWrappedPixelRef) { |
| 536 | return fWrappedPixelRef->fStorageObj; |
| 537 | } |
| 538 | return fStorageObj; |
| 539 | } |
Patrick Dubroy | e4ac2d6 | 2010-12-01 11:23:13 -0800 | [diff] [blame] | 540 | |
| 541 | void AndroidPixelRef::setLocalJNIRef(jbyteArray arr) { |
Chris Craik | cd0ba71 | 2013-09-06 14:40:30 -0700 | [diff] [blame] | 542 | if (fWrappedPixelRef) { |
| 543 | // delegate java obj management to the wrapped ref |
| 544 | fWrappedPixelRef->setLocalJNIRef(arr); |
| 545 | } else if (!fHasGlobalRef) { |
Patrick Dubroy | e4ac2d6 | 2010-12-01 11:23:13 -0800 | [diff] [blame] | 546 | fStorageObj = arr; |
| 547 | } |
| 548 | } |
| 549 | |
Patrick Dubroy | a2f0e2d | 2010-12-15 15:03:47 -0800 | [diff] [blame] | 550 | void AndroidPixelRef::globalRef(void* localref) { |
Chris Craik | cd0ba71 | 2013-09-06 14:40:30 -0700 | [diff] [blame] | 551 | if (fWrappedPixelRef) { |
| 552 | // delegate java obj management to the wrapped ref |
| 553 | fWrappedPixelRef->globalRef(localref); |
Chris Craik | 28a1222 | 2013-09-10 17:18:04 -0700 | [diff] [blame] | 554 | |
| 555 | // Note: we only ref and unref the wrapped AndroidPixelRef so that |
| 556 | // bitmap->pixelRef()->globalRef() and globalUnref() can be used in a pair, even if |
| 557 | // the bitmap has its underlying AndroidPixelRef swapped out/wrapped |
| 558 | return; |
| 559 | } |
Patrick Dubroy | e4ac2d6 | 2010-12-01 11:23:13 -0800 | [diff] [blame] | 560 | if (fOnJavaHeap && sk_atomic_inc(&fGlobalRefCnt) == 0) { |
| 561 | JNIEnv *env = vm2env(fVM); |
Patrick Dubroy | a2f0e2d | 2010-12-15 15:03:47 -0800 | [diff] [blame] | 562 | |
| 563 | // If JNI ref was passed, it is always used |
| 564 | if (localref) fStorageObj = (jbyteArray) localref; |
| 565 | |
Patrick Dubroy | e4ac2d6 | 2010-12-01 11:23:13 -0800 | [diff] [blame] | 566 | if (fStorageObj == NULL) { |
Patrick Dubroy | a2f0e2d | 2010-12-15 15:03:47 -0800 | [diff] [blame] | 567 | SkDebugf("No valid local ref to create a JNI global ref\n"); |
Patrick Dubroy | e4ac2d6 | 2010-12-01 11:23:13 -0800 | [diff] [blame] | 568 | sk_throw(); |
| 569 | } |
| 570 | if (fHasGlobalRef) { |
| 571 | // This should never happen |
Patrick Dubroy | a2f0e2d | 2010-12-15 15:03:47 -0800 | [diff] [blame] | 572 | SkDebugf("Already holding a JNI global ref"); |
Patrick Dubroy | e4ac2d6 | 2010-12-01 11:23:13 -0800 | [diff] [blame] | 573 | sk_throw(); |
| 574 | } |
| 575 | |
| 576 | fStorageObj = (jbyteArray) env->NewGlobalRef(fStorageObj); |
| 577 | // TODO: Check for failure here |
| 578 | fHasGlobalRef = true; |
| 579 | } |
| 580 | ref(); |
| 581 | } |
| 582 | |
| 583 | void AndroidPixelRef::globalUnref() { |
Chris Craik | cd0ba71 | 2013-09-06 14:40:30 -0700 | [diff] [blame] | 584 | if (fWrappedPixelRef) { |
| 585 | // delegate java obj management to the wrapped ref |
| 586 | fWrappedPixelRef->globalUnref(); |
Chris Craik | 28a1222 | 2013-09-10 17:18:04 -0700 | [diff] [blame] | 587 | return; |
| 588 | } |
Patrick Dubroy | e4ac2d6 | 2010-12-01 11:23:13 -0800 | [diff] [blame] | 589 | if (fOnJavaHeap && sk_atomic_dec(&fGlobalRefCnt) == 1) { |
| 590 | JNIEnv *env = vm2env(fVM); |
| 591 | if (!fHasGlobalRef) { |
| 592 | SkDebugf("We don't have a global ref!"); |
| 593 | sk_throw(); |
| 594 | } |
| 595 | env->DeleteGlobalRef(fStorageObj); |
| 596 | fStorageObj = NULL; |
| 597 | fHasGlobalRef = false; |
| 598 | } |
| 599 | unref(); |
| 600 | } |
| 601 | |
| 602 | /////////////////////////////////////////////////////////////////////////////// |
| 603 | |
| 604 | jbyteArray GraphicsJNI::allocateJavaPixelRef(JNIEnv* env, SkBitmap* bitmap, |
| 605 | SkColorTable* ctable) { |
Leon Scroggins | 46cb9bd | 2014-03-06 15:36:39 -0500 | [diff] [blame] | 606 | const SkImageInfo& info = bitmap->info(); |
| 607 | if (info.fColorType == kUnknown_SkColorType) { |
| 608 | doThrowIAE(env, "unknown bitmap configuration"); |
Patrick Dubroy | e4ac2d6 | 2010-12-01 11:23:13 -0800 | [diff] [blame] | 609 | return NULL; |
| 610 | } |
Derek Sollenberger | b644a3b | 2014-01-17 15:45:10 -0500 | [diff] [blame] | 611 | |
Mathieu Chartier | 304bbd2 | 2014-05-21 15:14:02 -0700 | [diff] [blame] | 612 | const size_t size = bitmap->getSize(); |
Mathieu Chartier | 7384b42 | 2013-10-17 18:16:42 -0700 | [diff] [blame] | 613 | jbyteArray arrayObj = (jbyteArray) env->CallObjectMethod(gVMRuntime, |
| 614 | gVMRuntime_newNonMovableArray, |
| 615 | gByte_class, size); |
Mathieu Chartier | a1a19d2 | 2013-12-04 17:32:43 -0800 | [diff] [blame] | 616 | if (env->ExceptionCheck() != 0) { |
| 617 | return NULL; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 618 | } |
Mathieu Chartier | a1a19d2 | 2013-12-04 17:32:43 -0800 | [diff] [blame] | 619 | SkASSERT(arrayObj); |
| 620 | jbyte* addr = (jbyte*) env->CallLongMethod(gVMRuntime, gVMRuntime_addressOf, arrayObj); |
| 621 | if (env->ExceptionCheck() != 0) { |
| 622 | return NULL; |
| 623 | } |
| 624 | SkASSERT(addr); |
Leon Scroggins | 46cb9bd | 2014-03-06 15:36:39 -0500 | [diff] [blame] | 625 | SkPixelRef* pr = new AndroidPixelRef(env, info, (void*) addr, |
Derek Sollenberger | b644a3b | 2014-01-17 15:45:10 -0500 | [diff] [blame] | 626 | bitmap->rowBytes(), arrayObj, ctable); |
Mathieu Chartier | a1a19d2 | 2013-12-04 17:32:43 -0800 | [diff] [blame] | 627 | bitmap->setPixelRef(pr)->unref(); |
| 628 | // since we're already allocated, we lockPixels right away |
| 629 | // HeapAllocator behaves this way too |
| 630 | bitmap->lockPixels(); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 631 | |
Patrick Dubroy | e4ac2d6 | 2010-12-01 11:23:13 -0800 | [diff] [blame] | 632 | return arrayObj; |
| 633 | } |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 634 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 635 | /////////////////////////////////////////////////////////////////////////////// |
| 636 | |
Carl Shapiro | 2118b25 | 2010-12-17 18:03:38 -0800 | [diff] [blame] | 637 | JavaPixelAllocator::JavaPixelAllocator(JNIEnv* env) |
| 638 | : fStorageObj(NULL), |
Patrick Dubroy | afde46e | 2010-12-15 11:52:01 -0800 | [diff] [blame] | 639 | fAllocCount(0) { |
Wei-Ta Chen | 291303b | 2010-08-18 15:40:29 +0800 | [diff] [blame] | 640 | if (env->GetJavaVM(&fVM) != JNI_OK) { |
| 641 | SkDebugf("------ [%p] env->GetJavaVM failed\n", env); |
| 642 | sk_throw(); |
| 643 | } |
| 644 | } |
Elliott Hughes | 8451b25 | 2011-04-07 19:17:57 -0700 | [diff] [blame] | 645 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 646 | bool JavaPixelAllocator::allocPixelRef(SkBitmap* bitmap, SkColorTable* ctable) { |
Wei-Ta Chen | 291303b | 2010-08-18 15:40:29 +0800 | [diff] [blame] | 647 | JNIEnv* env = vm2env(fVM); |
Patrick Dubroy | e4ac2d6 | 2010-12-01 11:23:13 -0800 | [diff] [blame] | 648 | |
Carl Shapiro | 2118b25 | 2010-12-17 18:03:38 -0800 | [diff] [blame] | 649 | fStorageObj = GraphicsJNI::allocateJavaPixelRef(env, bitmap, ctable); |
| 650 | fAllocCount += 1; |
| 651 | return fStorageObj != NULL; |
Joseph Wen | f1f48bc | 2010-07-19 16:59:51 +0800 | [diff] [blame] | 652 | } |
| 653 | |
| 654 | //////////////////////////////////////////////////////////////////////////////// |
| 655 | |
Patrick Dubroy | e4ac2d6 | 2010-12-01 11:23:13 -0800 | [diff] [blame] | 656 | JavaHeapBitmapRef::JavaHeapBitmapRef(JNIEnv* env, SkBitmap* nativeBitmap, jbyteArray buffer) { |
| 657 | fEnv = env; |
| 658 | fNativeBitmap = nativeBitmap; |
| 659 | fBuffer = buffer; |
| 660 | |
| 661 | // If the buffer is NULL, the backing memory wasn't allocated on the Java heap |
| 662 | if (fBuffer) { |
| 663 | ((AndroidPixelRef*) fNativeBitmap->pixelRef())->setLocalJNIRef(fBuffer); |
| 664 | } |
| 665 | } |
| 666 | |
| 667 | JavaHeapBitmapRef::~JavaHeapBitmapRef() { |
| 668 | if (fBuffer) { |
| 669 | ((AndroidPixelRef*) fNativeBitmap->pixelRef())->setLocalJNIRef(NULL); |
| 670 | } |
| 671 | } |
| 672 | |
| 673 | //////////////////////////////////////////////////////////////////////////////// |
| 674 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 675 | static jclass make_globalref(JNIEnv* env, const char classname[]) |
| 676 | { |
| 677 | jclass c = env->FindClass(classname); |
| 678 | SkASSERT(c); |
Mathieu Chartier | 6ecb7a9 | 2013-10-18 11:04:11 -0700 | [diff] [blame] | 679 | return (jclass) env->NewGlobalRef(c); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 680 | } |
| 681 | |
| 682 | static jfieldID getFieldIDCheck(JNIEnv* env, jclass clazz, |
| 683 | const char fieldname[], const char type[]) |
| 684 | { |
| 685 | jfieldID id = env->GetFieldID(clazz, fieldname, type); |
| 686 | SkASSERT(id); |
| 687 | return id; |
| 688 | } |
| 689 | |
| 690 | int register_android_graphics_Graphics(JNIEnv* env) |
| 691 | { |
| 692 | jmethodID m; |
| 693 | jclass c; |
| 694 | |
| 695 | gRect_class = make_globalref(env, "android/graphics/Rect"); |
| 696 | gRect_leftFieldID = getFieldIDCheck(env, gRect_class, "left", "I"); |
| 697 | gRect_topFieldID = getFieldIDCheck(env, gRect_class, "top", "I"); |
| 698 | gRect_rightFieldID = getFieldIDCheck(env, gRect_class, "right", "I"); |
| 699 | gRect_bottomFieldID = getFieldIDCheck(env, gRect_class, "bottom", "I"); |
| 700 | |
| 701 | gRectF_class = make_globalref(env, "android/graphics/RectF"); |
| 702 | gRectF_leftFieldID = getFieldIDCheck(env, gRectF_class, "left", "F"); |
| 703 | gRectF_topFieldID = getFieldIDCheck(env, gRectF_class, "top", "F"); |
| 704 | gRectF_rightFieldID = getFieldIDCheck(env, gRectF_class, "right", "F"); |
| 705 | gRectF_bottomFieldID = getFieldIDCheck(env, gRectF_class, "bottom", "F"); |
| 706 | |
| 707 | gPoint_class = make_globalref(env, "android/graphics/Point"); |
| 708 | gPoint_xFieldID = getFieldIDCheck(env, gPoint_class, "x", "I"); |
| 709 | gPoint_yFieldID = getFieldIDCheck(env, gPoint_class, "y", "I"); |
| 710 | |
| 711 | gPointF_class = make_globalref(env, "android/graphics/PointF"); |
| 712 | gPointF_xFieldID = getFieldIDCheck(env, gPointF_class, "x", "F"); |
| 713 | gPointF_yFieldID = getFieldIDCheck(env, gPointF_class, "y", "F"); |
| 714 | |
| 715 | gBitmap_class = make_globalref(env, "android/graphics/Bitmap"); |
Ashok Bhat | 36bef0b | 2014-01-20 20:08:01 +0000 | [diff] [blame] | 716 | gBitmap_nativeInstanceID = getFieldIDCheck(env, gBitmap_class, "mNativeBitmap", "J"); |
Chris Craik | 47cd8e9 | 2014-07-08 17:13:08 -0700 | [diff] [blame^] | 717 | gBitmap_constructorMethodID = env->GetMethodID(gBitmap_class, "<init>", "(J[BIIIZZ[BLandroid/graphics/NinePatch$InsetStruct;)V"); |
Chris Craik | 1abf5d6 | 2013-08-16 12:47:03 -0700 | [diff] [blame] | 718 | gBitmap_reinitMethodID = env->GetMethodID(gBitmap_class, "reinit", "(IIZ)V"); |
Chris Craik | 9f58361 | 2013-05-20 18:13:47 -0700 | [diff] [blame] | 719 | gBitmap_getAllocationByteCountMethodID = env->GetMethodID(gBitmap_class, "getAllocationByteCount", "()I"); |
Wei-Ta Chen | 6b849e2 | 2010-09-07 17:32:18 +0800 | [diff] [blame] | 720 | gBitmapRegionDecoder_class = make_globalref(env, "android/graphics/BitmapRegionDecoder"); |
Ashok Bhat | b091d47 | 2014-01-08 14:32:49 +0000 | [diff] [blame] | 721 | gBitmapRegionDecoder_constructorMethodID = env->GetMethodID(gBitmapRegionDecoder_class, "<init>", "(J)V"); |
Joseph Wen | f1f48bc | 2010-07-19 16:59:51 +0800 | [diff] [blame] | 722 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 723 | gBitmapConfig_class = make_globalref(env, "android/graphics/Bitmap$Config"); |
| 724 | gBitmapConfig_nativeInstanceID = getFieldIDCheck(env, gBitmapConfig_class, |
Elliott Hughes | 8451b25 | 2011-04-07 19:17:57 -0700 | [diff] [blame] | 725 | "nativeInt", "I"); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 726 | |
| 727 | gCanvas_class = make_globalref(env, "android/graphics/Canvas"); |
Florin Malita | 5c3d927 | 2014-05-08 10:35:36 -0400 | [diff] [blame] | 728 | gCanvas_nativeInstanceID = getFieldIDCheck(env, gCanvas_class, "mNativeCanvasWrapper", "J"); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 729 | |
| 730 | gPaint_class = make_globalref(env, "android/graphics/Paint"); |
Ashok Bhat | 36bef0b | 2014-01-20 20:08:01 +0000 | [diff] [blame] | 731 | gPaint_nativeInstanceID = getFieldIDCheck(env, gPaint_class, "mNativePaint", "J"); |
Raph Levien | 1a73f732 | 2014-01-30 16:06:28 -0800 | [diff] [blame] | 732 | gPaint_nativeTypefaceID = getFieldIDCheck(env, gPaint_class, "mNativeTypeface", "J"); |
Elliott Hughes | 8451b25 | 2011-04-07 19:17:57 -0700 | [diff] [blame] | 733 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 734 | gPicture_class = make_globalref(env, "android/graphics/Picture"); |
Ashok Bhat | 36bef0b | 2014-01-20 20:08:01 +0000 | [diff] [blame] | 735 | gPicture_nativeInstanceID = getFieldIDCheck(env, gPicture_class, "mNativePicture", "J"); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 736 | |
| 737 | gRegion_class = make_globalref(env, "android/graphics/Region"); |
Ashok Bhat | 36bef0b | 2014-01-20 20:08:01 +0000 | [diff] [blame] | 738 | gRegion_nativeInstanceID = getFieldIDCheck(env, gRegion_class, "mNativeRegion", "J"); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 739 | gRegion_constructorMethodID = env->GetMethodID(gRegion_class, "<init>", |
Ashok Bhat | 36bef0b | 2014-01-20 20:08:01 +0000 | [diff] [blame] | 740 | "(JI)V"); |
Elliott Hughes | 8451b25 | 2011-04-07 19:17:57 -0700 | [diff] [blame] | 741 | |
Mathieu Chartier | 7384b42 | 2013-10-17 18:16:42 -0700 | [diff] [blame] | 742 | c = env->FindClass("java/lang/Byte"); |
Mathieu Chartier | 6ecb7a9 | 2013-10-18 11:04:11 -0700 | [diff] [blame] | 743 | gByte_class = (jclass) env->NewGlobalRef( |
Mathieu Chartier | 7384b42 | 2013-10-17 18:16:42 -0700 | [diff] [blame] | 744 | env->GetStaticObjectField(c, env->GetStaticFieldID(c, "TYPE", "Ljava/lang/Class;"))); |
| 745 | |
| 746 | gVMRuntime_class = make_globalref(env, "dalvik/system/VMRuntime"); |
| 747 | m = env->GetStaticMethodID(gVMRuntime_class, "getRuntime", "()Ldalvik/system/VMRuntime;"); |
| 748 | gVMRuntime = env->NewGlobalRef(env->CallStaticObjectMethod(gVMRuntime_class, m)); |
| 749 | gVMRuntime_newNonMovableArray = env->GetMethodID(gVMRuntime_class, "newNonMovableArray", |
| 750 | "(Ljava/lang/Class;I)Ljava/lang/Object;"); |
| 751 | gVMRuntime_addressOf = env->GetMethodID(gVMRuntime_class, "addressOf", "(Ljava/lang/Object;)J"); |
| 752 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 753 | return 0; |
| 754 | } |