Ficus Kirkpatrick | 1a9c27c | 2010-03-05 17:05:08 -0800 | [diff] [blame] | 1 | #define LOG_TAG "GraphicsJNI" |
| 2 | |
Riley Andrews | 39d7f30 | 2014-11-13 17:43:25 -0800 | [diff] [blame] | 3 | #include <unistd.h> |
| 4 | #include <sys/mman.h> |
| 5 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 6 | #include "jni.h" |
Elliott Hughes | 8451b25 | 2011-04-07 19:17:57 -0700 | [diff] [blame] | 7 | #include "JNIHelp.h" |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 8 | #include "GraphicsJNI.h" |
Patrick Dubroy | e4ac2d6 | 2010-12-01 11:23:13 -0800 | [diff] [blame] | 9 | |
Derek Sollenberger | 8872b38 | 2014-06-23 14:13:53 -0400 | [diff] [blame] | 10 | #include "Canvas.h" |
Patrick Dubroy | e4ac2d6 | 2010-12-01 11:23:13 -0800 | [diff] [blame] | 11 | #include "SkCanvas.h" |
| 12 | #include "SkDevice.h" |
Leon Scroggins | 46cb9bd | 2014-03-06 15:36:39 -0500 | [diff] [blame] | 13 | #include "SkMath.h" |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 14 | #include "SkRegion.h" |
| 15 | #include <android_runtime/AndroidRuntime.h> |
Riley Andrews | 39d7f30 | 2014-11-13 17:43:25 -0800 | [diff] [blame] | 16 | #include <cutils/ashmem.h> |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 17 | |
Derek Sollenberger | 3d4eed7 | 2014-12-04 15:20:29 -0500 | [diff] [blame] | 18 | #include <Caches.h> |
| 19 | #include <TextureCache.h> |
| 20 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 21 | void doThrowNPE(JNIEnv* env) { |
Elliott Hughes | 69a017b | 2011-04-08 14:10:28 -0700 | [diff] [blame] | 22 | jniThrowNullPointerException(env, NULL); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 23 | } |
| 24 | |
| 25 | void doThrowAIOOBE(JNIEnv* env) { |
Elliott Hughes | 8451b25 | 2011-04-07 19:17:57 -0700 | [diff] [blame] | 26 | jniThrowException(env, "java/lang/ArrayIndexOutOfBoundsException", NULL); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 27 | } |
| 28 | |
| 29 | void doThrowRE(JNIEnv* env, const char* msg) { |
Elliott Hughes | 69a017b | 2011-04-08 14:10:28 -0700 | [diff] [blame] | 30 | jniThrowRuntimeException(env, msg); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 31 | } |
| 32 | |
| 33 | void doThrowIAE(JNIEnv* env, const char* msg) { |
Elliott Hughes | 8451b25 | 2011-04-07 19:17:57 -0700 | [diff] [blame] | 34 | jniThrowException(env, "java/lang/IllegalArgumentException", msg); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 35 | } |
| 36 | |
| 37 | void doThrowISE(JNIEnv* env, const char* msg) { |
Elliott Hughes | 8451b25 | 2011-04-07 19:17:57 -0700 | [diff] [blame] | 38 | jniThrowException(env, "java/lang/IllegalStateException", msg); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 39 | } |
| 40 | |
| 41 | void doThrowOOME(JNIEnv* env, const char* msg) { |
Elliott Hughes | 8451b25 | 2011-04-07 19:17:57 -0700 | [diff] [blame] | 42 | jniThrowException(env, "java/lang/OutOfMemoryError", msg); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 43 | } |
| 44 | |
Joseph Wen | f1f48bc | 2010-07-19 16:59:51 +0800 | [diff] [blame] | 45 | void doThrowIOE(JNIEnv* env, const char* msg) { |
Elliott Hughes | 8451b25 | 2011-04-07 19:17:57 -0700 | [diff] [blame] | 46 | jniThrowException(env, "java/io/IOException", msg); |
Joseph Wen | f1f48bc | 2010-07-19 16:59:51 +0800 | [diff] [blame] | 47 | } |
| 48 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 49 | bool GraphicsJNI::hasException(JNIEnv *env) { |
| 50 | if (env->ExceptionCheck() != 0) { |
Steve Block | 3762c31 | 2012-01-06 19:20:56 +0000 | [diff] [blame] | 51 | ALOGE("*** Uncaught exception returned from Java call!\n"); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 52 | env->ExceptionDescribe(); |
| 53 | return true; |
| 54 | } |
| 55 | return false; |
| 56 | } |
| 57 | |
| 58 | /////////////////////////////////////////////////////////////////////////////// |
| 59 | |
| 60 | AutoJavaFloatArray::AutoJavaFloatArray(JNIEnv* env, jfloatArray array, |
Mike Reed | c04851f | 2009-10-28 15:09:45 -0400 | [diff] [blame] | 61 | int minLength, JNIAccess access) |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 62 | : fEnv(env), fArray(array), fPtr(NULL), fLen(0) { |
| 63 | SkASSERT(env); |
| 64 | if (array) { |
| 65 | fLen = env->GetArrayLength(array); |
| 66 | if (fLen < minLength) { |
| 67 | sk_throw(); |
| 68 | } |
| 69 | fPtr = env->GetFloatArrayElements(array, NULL); |
| 70 | } |
Mike Reed | c04851f | 2009-10-28 15:09:45 -0400 | [diff] [blame] | 71 | fReleaseMode = (access == kRO_JNIAccess) ? JNI_ABORT : 0; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 72 | } |
| 73 | |
| 74 | AutoJavaFloatArray::~AutoJavaFloatArray() { |
| 75 | if (fPtr) { |
Mike Reed | c04851f | 2009-10-28 15:09:45 -0400 | [diff] [blame] | 76 | fEnv->ReleaseFloatArrayElements(fArray, fPtr, fReleaseMode); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 77 | } |
| 78 | } |
| 79 | |
| 80 | AutoJavaIntArray::AutoJavaIntArray(JNIEnv* env, jintArray array, |
| 81 | int minLength) |
| 82 | : fEnv(env), fArray(array), fPtr(NULL), fLen(0) { |
| 83 | SkASSERT(env); |
| 84 | if (array) { |
| 85 | fLen = env->GetArrayLength(array); |
| 86 | if (fLen < minLength) { |
| 87 | sk_throw(); |
| 88 | } |
| 89 | fPtr = env->GetIntArrayElements(array, NULL); |
| 90 | } |
| 91 | } |
| 92 | |
| 93 | AutoJavaIntArray::~AutoJavaIntArray() { |
| 94 | if (fPtr) { |
| 95 | fEnv->ReleaseIntArrayElements(fArray, fPtr, 0); |
| 96 | } |
| 97 | } |
| 98 | |
| 99 | AutoJavaShortArray::AutoJavaShortArray(JNIEnv* env, jshortArray array, |
Mike Reed | c04851f | 2009-10-28 15:09:45 -0400 | [diff] [blame] | 100 | int minLength, JNIAccess access) |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 101 | : fEnv(env), fArray(array), fPtr(NULL), fLen(0) { |
| 102 | SkASSERT(env); |
| 103 | if (array) { |
| 104 | fLen = env->GetArrayLength(array); |
| 105 | if (fLen < minLength) { |
| 106 | sk_throw(); |
| 107 | } |
| 108 | fPtr = env->GetShortArrayElements(array, NULL); |
| 109 | } |
Mike Reed | c04851f | 2009-10-28 15:09:45 -0400 | [diff] [blame] | 110 | fReleaseMode = (access == kRO_JNIAccess) ? JNI_ABORT : 0; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 111 | } |
| 112 | |
| 113 | AutoJavaShortArray::~AutoJavaShortArray() { |
| 114 | if (fPtr) { |
Mike Reed | c04851f | 2009-10-28 15:09:45 -0400 | [diff] [blame] | 115 | fEnv->ReleaseShortArrayElements(fArray, fPtr, fReleaseMode); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 116 | } |
| 117 | } |
| 118 | |
| 119 | AutoJavaByteArray::AutoJavaByteArray(JNIEnv* env, jbyteArray array, |
| 120 | int minLength) |
| 121 | : fEnv(env), fArray(array), fPtr(NULL), fLen(0) { |
| 122 | SkASSERT(env); |
| 123 | if (array) { |
| 124 | fLen = env->GetArrayLength(array); |
| 125 | if (fLen < minLength) { |
| 126 | sk_throw(); |
| 127 | } |
| 128 | fPtr = env->GetByteArrayElements(array, NULL); |
| 129 | } |
| 130 | } |
| 131 | |
| 132 | AutoJavaByteArray::~AutoJavaByteArray() { |
| 133 | if (fPtr) { |
| 134 | fEnv->ReleaseByteArrayElements(fArray, fPtr, 0); |
| 135 | } |
| 136 | } |
| 137 | |
| 138 | /////////////////////////////////////////////////////////////////////////////// |
| 139 | |
| 140 | static jclass gRect_class; |
| 141 | static jfieldID gRect_leftFieldID; |
| 142 | static jfieldID gRect_topFieldID; |
| 143 | static jfieldID gRect_rightFieldID; |
| 144 | static jfieldID gRect_bottomFieldID; |
| 145 | |
| 146 | static jclass gRectF_class; |
| 147 | static jfieldID gRectF_leftFieldID; |
| 148 | static jfieldID gRectF_topFieldID; |
| 149 | static jfieldID gRectF_rightFieldID; |
| 150 | static jfieldID gRectF_bottomFieldID; |
| 151 | |
| 152 | static jclass gPoint_class; |
| 153 | static jfieldID gPoint_xFieldID; |
| 154 | static jfieldID gPoint_yFieldID; |
| 155 | |
| 156 | static jclass gPointF_class; |
| 157 | static jfieldID gPointF_xFieldID; |
| 158 | static jfieldID gPointF_yFieldID; |
| 159 | |
| 160 | static jclass gBitmap_class; |
John Reck | f29ed28 | 2015-04-07 07:32:03 -0700 | [diff] [blame] | 161 | static jfieldID gBitmap_nativePtr; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 162 | static jmethodID gBitmap_constructorMethodID; |
Chris Craik | 9f58361 | 2013-05-20 18:13:47 -0700 | [diff] [blame] | 163 | static jmethodID gBitmap_reinitMethodID; |
| 164 | static jmethodID gBitmap_getAllocationByteCountMethodID; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 165 | |
| 166 | static jclass gBitmapConfig_class; |
| 167 | static jfieldID gBitmapConfig_nativeInstanceID; |
| 168 | |
Wei-Ta Chen | 6b849e2 | 2010-09-07 17:32:18 +0800 | [diff] [blame] | 169 | static jclass gBitmapRegionDecoder_class; |
| 170 | static jmethodID gBitmapRegionDecoder_constructorMethodID; |
Joseph Wen | f1f48bc | 2010-07-19 16:59:51 +0800 | [diff] [blame] | 171 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 172 | static jclass gCanvas_class; |
| 173 | static jfieldID gCanvas_nativeInstanceID; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 174 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 175 | static jclass gPicture_class; |
| 176 | static jfieldID gPicture_nativeInstanceID; |
| 177 | |
| 178 | static jclass gRegion_class; |
| 179 | static jfieldID gRegion_nativeInstanceID; |
| 180 | static jmethodID gRegion_constructorMethodID; |
| 181 | |
Mathieu Chartier | 7384b42 | 2013-10-17 18:16:42 -0700 | [diff] [blame] | 182 | static jclass gByte_class; |
| 183 | static jobject gVMRuntime; |
| 184 | static jclass gVMRuntime_class; |
| 185 | static jmethodID gVMRuntime_newNonMovableArray; |
| 186 | static jmethodID gVMRuntime_addressOf; |
| 187 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 188 | /////////////////////////////////////////////////////////////////////////////// |
| 189 | |
| 190 | void GraphicsJNI::get_jrect(JNIEnv* env, jobject obj, int* L, int* T, int* R, int* B) |
| 191 | { |
| 192 | SkASSERT(env->IsInstanceOf(obj, gRect_class)); |
| 193 | |
| 194 | *L = env->GetIntField(obj, gRect_leftFieldID); |
| 195 | *T = env->GetIntField(obj, gRect_topFieldID); |
| 196 | *R = env->GetIntField(obj, gRect_rightFieldID); |
| 197 | *B = env->GetIntField(obj, gRect_bottomFieldID); |
| 198 | } |
| 199 | |
| 200 | void GraphicsJNI::set_jrect(JNIEnv* env, jobject obj, int L, int T, int R, int B) |
| 201 | { |
| 202 | SkASSERT(env->IsInstanceOf(obj, gRect_class)); |
| 203 | |
| 204 | env->SetIntField(obj, gRect_leftFieldID, L); |
| 205 | env->SetIntField(obj, gRect_topFieldID, T); |
| 206 | env->SetIntField(obj, gRect_rightFieldID, R); |
| 207 | env->SetIntField(obj, gRect_bottomFieldID, B); |
| 208 | } |
| 209 | |
| 210 | SkIRect* GraphicsJNI::jrect_to_irect(JNIEnv* env, jobject obj, SkIRect* ir) |
| 211 | { |
| 212 | SkASSERT(env->IsInstanceOf(obj, gRect_class)); |
| 213 | |
| 214 | ir->set(env->GetIntField(obj, gRect_leftFieldID), |
| 215 | env->GetIntField(obj, gRect_topFieldID), |
| 216 | env->GetIntField(obj, gRect_rightFieldID), |
| 217 | env->GetIntField(obj, gRect_bottomFieldID)); |
| 218 | return ir; |
| 219 | } |
| 220 | |
| 221 | void GraphicsJNI::irect_to_jrect(const SkIRect& ir, JNIEnv* env, jobject obj) |
| 222 | { |
| 223 | SkASSERT(env->IsInstanceOf(obj, gRect_class)); |
| 224 | |
| 225 | env->SetIntField(obj, gRect_leftFieldID, ir.fLeft); |
| 226 | env->SetIntField(obj, gRect_topFieldID, ir.fTop); |
| 227 | env->SetIntField(obj, gRect_rightFieldID, ir.fRight); |
| 228 | env->SetIntField(obj, gRect_bottomFieldID, ir.fBottom); |
| 229 | } |
| 230 | |
| 231 | SkRect* GraphicsJNI::jrectf_to_rect(JNIEnv* env, jobject obj, SkRect* r) |
| 232 | { |
| 233 | SkASSERT(env->IsInstanceOf(obj, gRectF_class)); |
Elliott Hughes | 8451b25 | 2011-04-07 19:17:57 -0700 | [diff] [blame] | 234 | |
Leon Scroggins III | 2e0103e | 2014-04-04 17:05:24 -0400 | [diff] [blame] | 235 | r->set(env->GetFloatField(obj, gRectF_leftFieldID), |
| 236 | env->GetFloatField(obj, gRectF_topFieldID), |
| 237 | env->GetFloatField(obj, gRectF_rightFieldID), |
| 238 | env->GetFloatField(obj, gRectF_bottomFieldID)); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 239 | return r; |
| 240 | } |
| 241 | |
| 242 | SkRect* GraphicsJNI::jrect_to_rect(JNIEnv* env, jobject obj, SkRect* r) |
| 243 | { |
| 244 | SkASSERT(env->IsInstanceOf(obj, gRect_class)); |
Elliott Hughes | 8451b25 | 2011-04-07 19:17:57 -0700 | [diff] [blame] | 245 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 246 | r->set(SkIntToScalar(env->GetIntField(obj, gRect_leftFieldID)), |
| 247 | SkIntToScalar(env->GetIntField(obj, gRect_topFieldID)), |
| 248 | SkIntToScalar(env->GetIntField(obj, gRect_rightFieldID)), |
| 249 | SkIntToScalar(env->GetIntField(obj, gRect_bottomFieldID))); |
| 250 | return r; |
| 251 | } |
| 252 | |
| 253 | void GraphicsJNI::rect_to_jrectf(const SkRect& r, JNIEnv* env, jobject obj) |
| 254 | { |
| 255 | SkASSERT(env->IsInstanceOf(obj, gRectF_class)); |
| 256 | |
| 257 | env->SetFloatField(obj, gRectF_leftFieldID, SkScalarToFloat(r.fLeft)); |
| 258 | env->SetFloatField(obj, gRectF_topFieldID, SkScalarToFloat(r.fTop)); |
| 259 | env->SetFloatField(obj, gRectF_rightFieldID, SkScalarToFloat(r.fRight)); |
| 260 | env->SetFloatField(obj, gRectF_bottomFieldID, SkScalarToFloat(r.fBottom)); |
| 261 | } |
| 262 | |
| 263 | SkIPoint* GraphicsJNI::jpoint_to_ipoint(JNIEnv* env, jobject obj, SkIPoint* point) |
| 264 | { |
| 265 | SkASSERT(env->IsInstanceOf(obj, gPoint_class)); |
Elliott Hughes | 8451b25 | 2011-04-07 19:17:57 -0700 | [diff] [blame] | 266 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 267 | point->set(env->GetIntField(obj, gPoint_xFieldID), |
| 268 | env->GetIntField(obj, gPoint_yFieldID)); |
| 269 | return point; |
| 270 | } |
| 271 | |
| 272 | void GraphicsJNI::ipoint_to_jpoint(const SkIPoint& ir, JNIEnv* env, jobject obj) |
| 273 | { |
| 274 | SkASSERT(env->IsInstanceOf(obj, gPoint_class)); |
| 275 | |
| 276 | env->SetIntField(obj, gPoint_xFieldID, ir.fX); |
| 277 | env->SetIntField(obj, gPoint_yFieldID, ir.fY); |
| 278 | } |
| 279 | |
| 280 | SkPoint* GraphicsJNI::jpointf_to_point(JNIEnv* env, jobject obj, SkPoint* point) |
| 281 | { |
| 282 | SkASSERT(env->IsInstanceOf(obj, gPointF_class)); |
Elliott Hughes | 8451b25 | 2011-04-07 19:17:57 -0700 | [diff] [blame] | 283 | |
Leon Scroggins III | 2e0103e | 2014-04-04 17:05:24 -0400 | [diff] [blame] | 284 | point->set(env->GetIntField(obj, gPointF_xFieldID), |
| 285 | env->GetIntField(obj, gPointF_yFieldID)); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 286 | return point; |
| 287 | } |
| 288 | |
| 289 | void GraphicsJNI::point_to_jpointf(const SkPoint& r, JNIEnv* env, jobject obj) |
| 290 | { |
| 291 | SkASSERT(env->IsInstanceOf(obj, gPointF_class)); |
| 292 | |
| 293 | env->SetFloatField(obj, gPointF_xFieldID, SkScalarToFloat(r.fX)); |
| 294 | env->SetFloatField(obj, gPointF_yFieldID, SkScalarToFloat(r.fY)); |
| 295 | } |
| 296 | |
Mike Reed | 1103b32 | 2014-07-08 12:36:44 -0400 | [diff] [blame] | 297 | // This enum must keep these int values, to match the int values |
| 298 | // in the java Bitmap.Config enum. |
| 299 | enum LegacyBitmapConfig { |
| 300 | kNo_LegacyBitmapConfig = 0, |
| 301 | kA8_LegacyBitmapConfig = 1, |
| 302 | kIndex8_LegacyBitmapConfig = 2, |
| 303 | kRGB_565_LegacyBitmapConfig = 3, |
| 304 | kARGB_4444_LegacyBitmapConfig = 4, |
| 305 | kARGB_8888_LegacyBitmapConfig = 5, |
| 306 | |
| 307 | kLastEnum_LegacyBitmapConfig = kARGB_8888_LegacyBitmapConfig |
| 308 | }; |
| 309 | |
| 310 | jint GraphicsJNI::colorTypeToLegacyBitmapConfig(SkColorType colorType) { |
| 311 | switch (colorType) { |
| 312 | case kN32_SkColorType: |
| 313 | return kARGB_8888_LegacyBitmapConfig; |
| 314 | case kARGB_4444_SkColorType: |
| 315 | return kARGB_4444_LegacyBitmapConfig; |
| 316 | case kRGB_565_SkColorType: |
| 317 | return kRGB_565_LegacyBitmapConfig; |
| 318 | case kIndex_8_SkColorType: |
| 319 | return kIndex8_LegacyBitmapConfig; |
| 320 | case kAlpha_8_SkColorType: |
| 321 | return kA8_LegacyBitmapConfig; |
| 322 | case kUnknown_SkColorType: |
| 323 | default: |
| 324 | break; |
| 325 | } |
| 326 | return kNo_LegacyBitmapConfig; |
| 327 | } |
| 328 | |
| 329 | SkColorType GraphicsJNI::legacyBitmapConfigToColorType(jint legacyConfig) { |
| 330 | const uint8_t gConfig2ColorType[] = { |
| 331 | kUnknown_SkColorType, |
| 332 | kAlpha_8_SkColorType, |
| 333 | kIndex_8_SkColorType, |
| 334 | kRGB_565_SkColorType, |
| 335 | kARGB_4444_SkColorType, |
| 336 | kN32_SkColorType |
| 337 | }; |
| 338 | |
| 339 | if (legacyConfig < 0 || legacyConfig > kLastEnum_LegacyBitmapConfig) { |
| 340 | legacyConfig = kNo_LegacyBitmapConfig; |
| 341 | } |
| 342 | return static_cast<SkColorType>(gConfig2ColorType[legacyConfig]); |
| 343 | } |
| 344 | |
John Reck | f29ed28 | 2015-04-07 07:32:03 -0700 | [diff] [blame] | 345 | android::Bitmap* GraphicsJNI::getBitmap(JNIEnv* env, jobject bitmap) { |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 346 | SkASSERT(env); |
| 347 | SkASSERT(bitmap); |
| 348 | SkASSERT(env->IsInstanceOf(bitmap, gBitmap_class)); |
John Reck | f29ed28 | 2015-04-07 07:32:03 -0700 | [diff] [blame] | 349 | jlong bitmapHandle = env->GetLongField(bitmap, gBitmap_nativePtr); |
| 350 | android::Bitmap* b = reinterpret_cast<android::Bitmap*>(bitmapHandle); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 351 | SkASSERT(b); |
| 352 | return b; |
| 353 | } |
| 354 | |
John Reck | ed207b9 | 2015-04-10 13:52:57 -0700 | [diff] [blame] | 355 | void GraphicsJNI::getSkBitmap(JNIEnv* env, jobject bitmap, SkBitmap* outBitmap) { |
John Reck | f29ed28 | 2015-04-07 07:32:03 -0700 | [diff] [blame] | 356 | getBitmap(env, bitmap)->getSkBitmap(outBitmap); |
John Reck | ed207b9 | 2015-04-10 13:52:57 -0700 | [diff] [blame] | 357 | } |
| 358 | |
John Reck | ae2e8b4 | 2015-05-06 14:55:05 -0700 | [diff] [blame] | 359 | SkPixelRef* GraphicsJNI::refSkPixelRef(JNIEnv* env, jobject bitmap) { |
| 360 | return getBitmap(env, bitmap)->refPixelRef(); |
John Reck | ed207b9 | 2015-04-10 13:52:57 -0700 | [diff] [blame] | 361 | } |
| 362 | |
Mike Reed | 42a1d08 | 2014-07-07 18:06:18 -0400 | [diff] [blame] | 363 | SkColorType GraphicsJNI::getNativeBitmapColorType(JNIEnv* env, jobject jconfig) { |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 364 | SkASSERT(env); |
| 365 | if (NULL == jconfig) { |
Mike Reed | 42a1d08 | 2014-07-07 18:06:18 -0400 | [diff] [blame] | 366 | return kUnknown_SkColorType; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 367 | } |
| 368 | SkASSERT(env->IsInstanceOf(jconfig, gBitmapConfig_class)); |
| 369 | int c = env->GetIntField(jconfig, gBitmapConfig_nativeInstanceID); |
Mike Reed | 1103b32 | 2014-07-08 12:36:44 -0400 | [diff] [blame] | 370 | return legacyBitmapConfigToColorType(c); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 371 | } |
| 372 | |
John Reck | c1b33d6 | 2015-04-22 09:04:45 -0700 | [diff] [blame] | 373 | android::Canvas* GraphicsJNI::getNativeCanvas(JNIEnv* env, jobject canvas) { |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 374 | SkASSERT(env); |
| 375 | SkASSERT(canvas); |
| 376 | SkASSERT(env->IsInstanceOf(canvas, gCanvas_class)); |
Ashok Bhat | 36bef0b | 2014-01-20 20:08:01 +0000 | [diff] [blame] | 377 | jlong canvasHandle = env->GetLongField(canvas, gCanvas_nativeInstanceID); |
Bo Liu | de92f4c | 2014-11-24 10:53:52 -0800 | [diff] [blame] | 378 | if (!canvasHandle) { |
| 379 | return NULL; |
| 380 | } |
John Reck | c1b33d6 | 2015-04-22 09:04:45 -0700 | [diff] [blame] | 381 | return reinterpret_cast<android::Canvas*>(canvasHandle); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 382 | } |
| 383 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 384 | SkRegion* GraphicsJNI::getNativeRegion(JNIEnv* env, jobject region) |
| 385 | { |
| 386 | SkASSERT(env); |
| 387 | SkASSERT(region); |
| 388 | SkASSERT(env->IsInstanceOf(region, gRegion_class)); |
Ashok Bhat | 36bef0b | 2014-01-20 20:08:01 +0000 | [diff] [blame] | 389 | jlong regionHandle = env->GetLongField(region, gRegion_nativeInstanceID); |
| 390 | SkRegion* r = reinterpret_cast<SkRegion*>(regionHandle); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 391 | SkASSERT(r); |
| 392 | return r; |
| 393 | } |
| 394 | |
| 395 | /////////////////////////////////////////////////////////////////////////////////////////// |
| 396 | |
Leon Scroggins III | 8790be6 | 2013-12-03 16:26:51 -0500 | [diff] [blame] | 397 | // Assert that bitmap's SkAlphaType is consistent with isPremultiplied. |
John Reck | f29ed28 | 2015-04-07 07:32:03 -0700 | [diff] [blame] | 398 | static void assert_premultiplied(const SkImageInfo& info, bool isPremultiplied) { |
Leon Scroggins III | 8790be6 | 2013-12-03 16:26:51 -0500 | [diff] [blame] | 399 | // kOpaque_SkAlphaType and kIgnore_SkAlphaType mean that isPremultiplied is |
| 400 | // irrelevant. This just tests to ensure that the SkAlphaType is not |
| 401 | // opposite of isPremultiplied. |
| 402 | if (isPremultiplied) { |
John Reck | f29ed28 | 2015-04-07 07:32:03 -0700 | [diff] [blame] | 403 | SkASSERT(info.alphaType() != kUnpremul_SkAlphaType); |
Leon Scroggins III | 8790be6 | 2013-12-03 16:26:51 -0500 | [diff] [blame] | 404 | } else { |
John Reck | f29ed28 | 2015-04-07 07:32:03 -0700 | [diff] [blame] | 405 | SkASSERT(info.alphaType() != kPremul_SkAlphaType); |
Leon Scroggins III | 8790be6 | 2013-12-03 16:26:51 -0500 | [diff] [blame] | 406 | } |
| 407 | } |
| 408 | |
John Reck | f29ed28 | 2015-04-07 07:32:03 -0700 | [diff] [blame] | 409 | jobject GraphicsJNI::createBitmap(JNIEnv* env, android::Bitmap* bitmap, |
| 410 | int bitmapCreateFlags, jbyteArray ninePatchChunk, jobject ninePatchInsets, |
| 411 | int density) { |
Chris Craik | 1abf5d6 | 2013-08-16 12:47:03 -0700 | [diff] [blame] | 412 | bool isMutable = bitmapCreateFlags & kBitmapCreateFlag_Mutable; |
| 413 | bool isPremultiplied = bitmapCreateFlags & kBitmapCreateFlag_Premultiplied; |
Leon Scroggins III | 8790be6 | 2013-12-03 16:26:51 -0500 | [diff] [blame] | 414 | // The caller needs to have already set the alpha type properly, so the |
| 415 | // native SkBitmap stays in sync with the Java Bitmap. |
John Reck | f29ed28 | 2015-04-07 07:32:03 -0700 | [diff] [blame] | 416 | assert_premultiplied(bitmap->info(), isPremultiplied); |
Leon Scroggins III | 8790be6 | 2013-12-03 16:26:51 -0500 | [diff] [blame] | 417 | |
Elliott Hughes | cf6f7a0 | 2011-04-12 17:50:45 -0700 | [diff] [blame] | 418 | jobject obj = env->NewObject(gBitmap_class, gBitmap_constructorMethodID, |
John Reck | f29ed28 | 2015-04-07 07:32:03 -0700 | [diff] [blame] | 419 | reinterpret_cast<jlong>(bitmap), bitmap->javaByteArray(), |
Chris Craik | 1abf5d6 | 2013-08-16 12:47:03 -0700 | [diff] [blame] | 420 | bitmap->width(), bitmap->height(), density, isMutable, isPremultiplied, |
Chris Craik | 47cd8e9 | 2014-07-08 17:13:08 -0700 | [diff] [blame] | 421 | ninePatchChunk, ninePatchInsets); |
Elliott Hughes | cf6f7a0 | 2011-04-12 17:50:45 -0700 | [diff] [blame] | 422 | hasException(env); // For the side effect of logging. |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 423 | return obj; |
| 424 | } |
Wei-Ta Chen | 6b849e2 | 2010-09-07 17:32:18 +0800 | [diff] [blame] | 425 | |
John Reck | f29ed28 | 2015-04-07 07:32:03 -0700 | [diff] [blame] | 426 | void GraphicsJNI::reinitBitmap(JNIEnv* env, jobject javaBitmap, const SkImageInfo& info, |
Chris Craik | 1abf5d6 | 2013-08-16 12:47:03 -0700 | [diff] [blame] | 427 | bool isPremultiplied) |
Chris Craik | 9f58361 | 2013-05-20 18:13:47 -0700 | [diff] [blame] | 428 | { |
Leon Scroggins III | 8790be6 | 2013-12-03 16:26:51 -0500 | [diff] [blame] | 429 | // The caller needs to have already set the alpha type properly, so the |
| 430 | // native SkBitmap stays in sync with the Java Bitmap. |
John Reck | f29ed28 | 2015-04-07 07:32:03 -0700 | [diff] [blame] | 431 | assert_premultiplied(info, isPremultiplied); |
Leon Scroggins III | 8790be6 | 2013-12-03 16:26:51 -0500 | [diff] [blame] | 432 | |
Chris Craik | 1abf5d6 | 2013-08-16 12:47:03 -0700 | [diff] [blame] | 433 | env->CallVoidMethod(javaBitmap, gBitmap_reinitMethodID, |
John Reck | f29ed28 | 2015-04-07 07:32:03 -0700 | [diff] [blame] | 434 | info.width(), info.height(), isPremultiplied); |
Chris Craik | 9f58361 | 2013-05-20 18:13:47 -0700 | [diff] [blame] | 435 | } |
| 436 | |
| 437 | int GraphicsJNI::getBitmapAllocationByteCount(JNIEnv* env, jobject javaBitmap) |
| 438 | { |
| 439 | return env->CallIntMethod(javaBitmap, gBitmap_getAllocationByteCountMethodID); |
| 440 | } |
Patrick Dubroy | e4ac2d6 | 2010-12-01 11:23:13 -0800 | [diff] [blame] | 441 | |
Wei-Ta Chen | 6b849e2 | 2010-09-07 17:32:18 +0800 | [diff] [blame] | 442 | jobject GraphicsJNI::createBitmapRegionDecoder(JNIEnv* env, SkBitmapRegionDecoder* bitmap) |
Joseph Wen | f1f48bc | 2010-07-19 16:59:51 +0800 | [diff] [blame] | 443 | { |
| 444 | SkASSERT(bitmap != NULL); |
| 445 | |
Elliott Hughes | cf6f7a0 | 2011-04-12 17:50:45 -0700 | [diff] [blame] | 446 | jobject obj = env->NewObject(gBitmapRegionDecoder_class, |
| 447 | gBitmapRegionDecoder_constructorMethodID, |
Ashok Bhat | b091d47 | 2014-01-08 14:32:49 +0000 | [diff] [blame] | 448 | reinterpret_cast<jlong>(bitmap)); |
Elliott Hughes | cf6f7a0 | 2011-04-12 17:50:45 -0700 | [diff] [blame] | 449 | hasException(env); // For the side effect of logging. |
Joseph Wen | f1f48bc | 2010-07-19 16:59:51 +0800 | [diff] [blame] | 450 | return obj; |
| 451 | } |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 452 | |
| 453 | jobject GraphicsJNI::createRegion(JNIEnv* env, SkRegion* region) |
| 454 | { |
| 455 | SkASSERT(region != NULL); |
Elliott Hughes | cf6f7a0 | 2011-04-12 17:50:45 -0700 | [diff] [blame] | 456 | jobject obj = env->NewObject(gRegion_class, gRegion_constructorMethodID, |
Ashok Bhat | 36bef0b | 2014-01-20 20:08:01 +0000 | [diff] [blame] | 457 | reinterpret_cast<jlong>(region), 0); |
Elliott Hughes | cf6f7a0 | 2011-04-12 17:50:45 -0700 | [diff] [blame] | 458 | hasException(env); // For the side effect of logging. |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 459 | return obj; |
| 460 | } |
| 461 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 462 | static JNIEnv* vm2env(JavaVM* vm) |
| 463 | { |
| 464 | JNIEnv* env = NULL; |
| 465 | if (vm->GetEnv((void**)&env, JNI_VERSION_1_4) != JNI_OK || NULL == env) |
| 466 | { |
| 467 | SkDebugf("------- [%p] vm->GetEnv() failed\n", vm); |
| 468 | sk_throw(); |
| 469 | } |
| 470 | return env; |
| 471 | } |
| 472 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 473 | /////////////////////////////////////////////////////////////////////////////// |
| 474 | |
Derek Sollenberger | d37095b | 2015-01-29 11:22:55 -0500 | [diff] [blame] | 475 | static bool computeAllocationSize(const SkBitmap& bitmap, size_t* size) { |
| 476 | int32_t rowBytes32 = SkToS32(bitmap.rowBytes()); |
| 477 | int64_t bigSize = (int64_t)bitmap.height() * rowBytes32; |
| 478 | if (rowBytes32 < 0 || !sk_64_isS32(bigSize)) { |
| 479 | return false; // allocation will be too large |
| 480 | } |
Derek Sollenberger | 3d4eed7 | 2014-12-04 15:20:29 -0500 | [diff] [blame] | 481 | |
Derek Sollenberger | d37095b | 2015-01-29 11:22:55 -0500 | [diff] [blame] | 482 | *size = sk_64_asS32(bigSize); |
| 483 | return true; |
Derek Sollenberger | 3d4eed7 | 2014-12-04 15:20:29 -0500 | [diff] [blame] | 484 | } |
| 485 | |
John Reck | f29ed28 | 2015-04-07 07:32:03 -0700 | [diff] [blame] | 486 | android::Bitmap* GraphicsJNI::allocateJavaPixelRef(JNIEnv* env, SkBitmap* bitmap, |
Patrick Dubroy | e4ac2d6 | 2010-12-01 11:23:13 -0800 | [diff] [blame] | 487 | SkColorTable* ctable) { |
Leon Scroggins | 46cb9bd | 2014-03-06 15:36:39 -0500 | [diff] [blame] | 488 | const SkImageInfo& info = bitmap->info(); |
| 489 | if (info.fColorType == kUnknown_SkColorType) { |
| 490 | doThrowIAE(env, "unknown bitmap configuration"); |
Patrick Dubroy | e4ac2d6 | 2010-12-01 11:23:13 -0800 | [diff] [blame] | 491 | return NULL; |
| 492 | } |
Derek Sollenberger | b644a3b | 2014-01-17 15:45:10 -0500 | [diff] [blame] | 493 | |
Derek Sollenberger | d37095b | 2015-01-29 11:22:55 -0500 | [diff] [blame] | 494 | size_t size; |
| 495 | if (!computeAllocationSize(*bitmap, &size)) { |
Derek Sollenberger | 3d4eed7 | 2014-12-04 15:20:29 -0500 | [diff] [blame] | 496 | return NULL; |
| 497 | } |
| 498 | |
Derek Sollenberger | d37095b | 2015-01-29 11:22:55 -0500 | [diff] [blame] | 499 | // we must respect the rowBytes value already set on the bitmap instead of |
| 500 | // attempting to compute our own. |
| 501 | const size_t rowBytes = bitmap->rowBytes(); |
| 502 | |
Mathieu Chartier | 7384b42 | 2013-10-17 18:16:42 -0700 | [diff] [blame] | 503 | jbyteArray arrayObj = (jbyteArray) env->CallObjectMethod(gVMRuntime, |
| 504 | gVMRuntime_newNonMovableArray, |
| 505 | gByte_class, size); |
Mathieu Chartier | a1a19d2 | 2013-12-04 17:32:43 -0800 | [diff] [blame] | 506 | if (env->ExceptionCheck() != 0) { |
| 507 | return NULL; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 508 | } |
Mathieu Chartier | a1a19d2 | 2013-12-04 17:32:43 -0800 | [diff] [blame] | 509 | SkASSERT(arrayObj); |
| 510 | jbyte* addr = (jbyte*) env->CallLongMethod(gVMRuntime, gVMRuntime_addressOf, arrayObj); |
| 511 | if (env->ExceptionCheck() != 0) { |
| 512 | return NULL; |
| 513 | } |
| 514 | SkASSERT(addr); |
John Reck | f29ed28 | 2015-04-07 07:32:03 -0700 | [diff] [blame] | 515 | android::Bitmap* wrapper = new android::Bitmap(env, arrayObj, (void*) addr, |
| 516 | info, rowBytes, ctable); |
| 517 | wrapper->getSkBitmap(bitmap); |
Mathieu Chartier | a1a19d2 | 2013-12-04 17:32:43 -0800 | [diff] [blame] | 518 | // since we're already allocated, we lockPixels right away |
| 519 | // HeapAllocator behaves this way too |
| 520 | bitmap->lockPixels(); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 521 | |
John Reck | f29ed28 | 2015-04-07 07:32:03 -0700 | [diff] [blame] | 522 | return wrapper; |
Patrick Dubroy | e4ac2d6 | 2010-12-01 11:23:13 -0800 | [diff] [blame] | 523 | } |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 524 | |
Derek Sollenberger | 3d4eed7 | 2014-12-04 15:20:29 -0500 | [diff] [blame] | 525 | struct AndroidPixelRefContext { |
| 526 | int32_t stableID; |
| 527 | }; |
| 528 | |
| 529 | static void allocatePixelsReleaseProc(void* ptr, void* ctx) { |
| 530 | AndroidPixelRefContext* context = (AndroidPixelRefContext*)ctx; |
| 531 | if (android::uirenderer::Caches::hasInstance()) { |
| 532 | android::uirenderer::Caches::getInstance().textureCache.releaseTexture(context->stableID); |
| 533 | } |
| 534 | |
| 535 | sk_free(ptr); |
| 536 | delete context; |
| 537 | } |
| 538 | |
| 539 | bool GraphicsJNI::allocatePixels(JNIEnv* env, SkBitmap* bitmap, SkColorTable* ctable) { |
| 540 | const SkImageInfo& info = bitmap->info(); |
| 541 | if (info.fColorType == kUnknown_SkColorType) { |
| 542 | doThrowIAE(env, "unknown bitmap configuration"); |
| 543 | return NULL; |
| 544 | } |
| 545 | |
Derek Sollenberger | d37095b | 2015-01-29 11:22:55 -0500 | [diff] [blame] | 546 | size_t size; |
| 547 | if (!computeAllocationSize(*bitmap, &size)) { |
Derek Sollenberger | 3d4eed7 | 2014-12-04 15:20:29 -0500 | [diff] [blame] | 548 | return false; |
| 549 | } |
| 550 | |
Derek Sollenberger | d37095b | 2015-01-29 11:22:55 -0500 | [diff] [blame] | 551 | // we must respect the rowBytes value already set on the bitmap instead of |
| 552 | // attempting to compute our own. |
| 553 | const size_t rowBytes = bitmap->rowBytes(); |
| 554 | |
Derek Sollenberger | 3d4eed7 | 2014-12-04 15:20:29 -0500 | [diff] [blame] | 555 | void* addr = sk_malloc_flags(size, 0); |
| 556 | if (NULL == addr) { |
| 557 | return false; |
| 558 | } |
| 559 | |
| 560 | AndroidPixelRefContext* context = new AndroidPixelRefContext; |
| 561 | SkMallocPixelRef* pr = SkMallocPixelRef::NewWithProc(info, rowBytes, ctable, addr, |
| 562 | &allocatePixelsReleaseProc, context); |
| 563 | if (!pr) { |
| 564 | delete context; |
| 565 | return false; |
| 566 | } |
| 567 | |
| 568 | // set the stableID in the context so that it can be used later in |
| 569 | // allocatePixelsReleaseProc to remove the texture from the cache. |
| 570 | context->stableID = pr->getStableID(); |
| 571 | |
| 572 | bitmap->setPixelRef(pr)->unref(); |
| 573 | // since we're already allocated, we can lockPixels right away |
| 574 | bitmap->lockPixels(); |
| 575 | |
| 576 | return true; |
| 577 | } |
| 578 | |
Riley Andrews | 39d7f30 | 2014-11-13 17:43:25 -0800 | [diff] [blame] | 579 | android::Bitmap* GraphicsJNI::allocateAshmemPixelRef(JNIEnv* env, SkBitmap* bitmap, |
| 580 | SkColorTable* ctable) { |
| 581 | int fd; |
| 582 | |
| 583 | const SkImageInfo& info = bitmap->info(); |
| 584 | if (info.fColorType == kUnknown_SkColorType) { |
| 585 | doThrowIAE(env, "unknown bitmap configuration"); |
| 586 | return nullptr; |
| 587 | } |
| 588 | |
| 589 | size_t size; |
| 590 | if (!computeAllocationSize(*bitmap, &size)) { |
| 591 | return nullptr; |
| 592 | } |
| 593 | |
| 594 | // we must respect the rowBytes value already set on the bitmap instead of |
| 595 | // attempting to compute our own. |
| 596 | const size_t rowBytes = bitmap->rowBytes(); |
| 597 | |
| 598 | // Create new ashmem region with read/write priv |
| 599 | fd = ashmem_create_region("bitmap", size); |
| 600 | if (fd < 0) { |
| 601 | return nullptr; |
| 602 | } |
| 603 | |
| 604 | void* addr = mmap(NULL, size, PROT_READ | PROT_WRITE, MAP_SHARED, fd, 0); |
| 605 | if (addr == MAP_FAILED) { |
| 606 | close(fd); |
| 607 | return nullptr; |
| 608 | } |
| 609 | |
| 610 | if (ashmem_set_prot_region(fd, PROT_READ) < 0) { |
| 611 | munmap(addr, size); |
| 612 | close(fd); |
| 613 | return nullptr; |
| 614 | } |
| 615 | |
| 616 | android::Bitmap* wrapper = new android::Bitmap(addr, fd, info, rowBytes, ctable); |
| 617 | wrapper->getSkBitmap(bitmap); |
| 618 | // since we're already allocated, we lockPixels right away |
| 619 | // HeapAllocator behaves this way too |
| 620 | bitmap->lockPixels(); |
| 621 | |
| 622 | return wrapper; |
| 623 | } |
| 624 | |
| 625 | android::Bitmap* GraphicsJNI::mapAshmemPixelRef(JNIEnv* env, SkBitmap* bitmap, |
| 626 | SkColorTable* ctable, int fd, bool readOnly) { |
| 627 | int flags; |
| 628 | |
| 629 | const SkImageInfo& info = bitmap->info(); |
| 630 | if (info.fColorType == kUnknown_SkColorType) { |
| 631 | doThrowIAE(env, "unknown bitmap configuration"); |
| 632 | return nullptr; |
| 633 | } |
| 634 | |
| 635 | // Create new ashmem region with read/write priv |
| 636 | flags = readOnly ? (PROT_READ) : (PROT_READ | PROT_WRITE); |
| 637 | void* addr = mmap(NULL, ashmem_get_size_region(fd), flags, MAP_SHARED, fd, 0); |
| 638 | if (addr == MAP_FAILED) { |
| 639 | return nullptr; |
| 640 | } |
| 641 | |
| 642 | // we must respect the rowBytes value already set on the bitmap instead of |
| 643 | // attempting to compute our own. |
| 644 | const size_t rowBytes = bitmap->rowBytes(); |
| 645 | |
| 646 | android::Bitmap* wrapper = new android::Bitmap(addr, fd, info, rowBytes, ctable); |
| 647 | wrapper->getSkBitmap(bitmap); |
| 648 | // since we're already allocated, we lockPixels right away |
| 649 | // HeapAllocator behaves this way too |
| 650 | bitmap->lockPixels(); |
| 651 | |
| 652 | return wrapper; |
| 653 | } |
| 654 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 655 | /////////////////////////////////////////////////////////////////////////////// |
| 656 | |
John Reck | f29ed28 | 2015-04-07 07:32:03 -0700 | [diff] [blame] | 657 | JavaPixelAllocator::JavaPixelAllocator(JNIEnv* env) { |
| 658 | LOG_ALWAYS_FATAL_IF(env->GetJavaVM(&mJavaVM) != JNI_OK, |
| 659 | "env->GetJavaVM failed"); |
| 660 | } |
| 661 | |
| 662 | JavaPixelAllocator::~JavaPixelAllocator() { |
| 663 | if (mStorage) { |
| 664 | mStorage->detachFromJava(); |
Wei-Ta Chen | 291303b | 2010-08-18 15:40:29 +0800 | [diff] [blame] | 665 | } |
| 666 | } |
Elliott Hughes | 8451b25 | 2011-04-07 19:17:57 -0700 | [diff] [blame] | 667 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 668 | bool JavaPixelAllocator::allocPixelRef(SkBitmap* bitmap, SkColorTable* ctable) { |
John Reck | f29ed28 | 2015-04-07 07:32:03 -0700 | [diff] [blame] | 669 | JNIEnv* env = vm2env(mJavaVM); |
Patrick Dubroy | e4ac2d6 | 2010-12-01 11:23:13 -0800 | [diff] [blame] | 670 | |
John Reck | f29ed28 | 2015-04-07 07:32:03 -0700 | [diff] [blame] | 671 | mStorage = GraphicsJNI::allocateJavaPixelRef(env, bitmap, ctable); |
| 672 | return mStorage != nullptr; |
Joseph Wen | f1f48bc | 2010-07-19 16:59:51 +0800 | [diff] [blame] | 673 | } |
| 674 | |
| 675 | //////////////////////////////////////////////////////////////////////////////// |
| 676 | |
Riley Andrews | 721ae5f | 2015-05-11 16:08:22 -0700 | [diff] [blame^] | 677 | AshmemPixelAllocator::AshmemPixelAllocator(JNIEnv *env) { |
| 678 | LOG_ALWAYS_FATAL_IF(env->GetJavaVM(&mJavaVM) != JNI_OK, |
| 679 | "env->GetJavaVM failed"); |
| 680 | } |
| 681 | |
| 682 | AshmemPixelAllocator::~AshmemPixelAllocator() { |
| 683 | if (mStorage) { |
| 684 | mStorage->detachFromJava(); |
| 685 | } |
| 686 | } |
| 687 | |
| 688 | bool AshmemPixelAllocator::allocPixelRef(SkBitmap* bitmap, SkColorTable* ctable) { |
| 689 | JNIEnv* env = vm2env(mJavaVM); |
| 690 | mStorage = GraphicsJNI::allocateAshmemPixelRef(env, bitmap, ctable); |
| 691 | return mStorage != nullptr; |
| 692 | } |
| 693 | |
| 694 | //////////////////////////////////////////////////////////////////////////////// |
| 695 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 696 | static jclass make_globalref(JNIEnv* env, const char classname[]) |
| 697 | { |
| 698 | jclass c = env->FindClass(classname); |
| 699 | SkASSERT(c); |
Mathieu Chartier | 6ecb7a9 | 2013-10-18 11:04:11 -0700 | [diff] [blame] | 700 | return (jclass) env->NewGlobalRef(c); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 701 | } |
| 702 | |
| 703 | static jfieldID getFieldIDCheck(JNIEnv* env, jclass clazz, |
| 704 | const char fieldname[], const char type[]) |
| 705 | { |
| 706 | jfieldID id = env->GetFieldID(clazz, fieldname, type); |
| 707 | SkASSERT(id); |
| 708 | return id; |
| 709 | } |
| 710 | |
| 711 | int register_android_graphics_Graphics(JNIEnv* env) |
| 712 | { |
| 713 | jmethodID m; |
| 714 | jclass c; |
| 715 | |
| 716 | gRect_class = make_globalref(env, "android/graphics/Rect"); |
| 717 | gRect_leftFieldID = getFieldIDCheck(env, gRect_class, "left", "I"); |
| 718 | gRect_topFieldID = getFieldIDCheck(env, gRect_class, "top", "I"); |
| 719 | gRect_rightFieldID = getFieldIDCheck(env, gRect_class, "right", "I"); |
| 720 | gRect_bottomFieldID = getFieldIDCheck(env, gRect_class, "bottom", "I"); |
| 721 | |
| 722 | gRectF_class = make_globalref(env, "android/graphics/RectF"); |
| 723 | gRectF_leftFieldID = getFieldIDCheck(env, gRectF_class, "left", "F"); |
| 724 | gRectF_topFieldID = getFieldIDCheck(env, gRectF_class, "top", "F"); |
| 725 | gRectF_rightFieldID = getFieldIDCheck(env, gRectF_class, "right", "F"); |
| 726 | gRectF_bottomFieldID = getFieldIDCheck(env, gRectF_class, "bottom", "F"); |
| 727 | |
| 728 | gPoint_class = make_globalref(env, "android/graphics/Point"); |
| 729 | gPoint_xFieldID = getFieldIDCheck(env, gPoint_class, "x", "I"); |
| 730 | gPoint_yFieldID = getFieldIDCheck(env, gPoint_class, "y", "I"); |
| 731 | |
| 732 | gPointF_class = make_globalref(env, "android/graphics/PointF"); |
| 733 | gPointF_xFieldID = getFieldIDCheck(env, gPointF_class, "x", "F"); |
| 734 | gPointF_yFieldID = getFieldIDCheck(env, gPointF_class, "y", "F"); |
| 735 | |
| 736 | gBitmap_class = make_globalref(env, "android/graphics/Bitmap"); |
John Reck | f29ed28 | 2015-04-07 07:32:03 -0700 | [diff] [blame] | 737 | gBitmap_nativePtr = getFieldIDCheck(env, gBitmap_class, "mNativePtr", "J"); |
Chris Craik | 47cd8e9 | 2014-07-08 17:13:08 -0700 | [diff] [blame] | 738 | gBitmap_constructorMethodID = env->GetMethodID(gBitmap_class, "<init>", "(J[BIIIZZ[BLandroid/graphics/NinePatch$InsetStruct;)V"); |
Chris Craik | 1abf5d6 | 2013-08-16 12:47:03 -0700 | [diff] [blame] | 739 | gBitmap_reinitMethodID = env->GetMethodID(gBitmap_class, "reinit", "(IIZ)V"); |
Chris Craik | 9f58361 | 2013-05-20 18:13:47 -0700 | [diff] [blame] | 740 | gBitmap_getAllocationByteCountMethodID = env->GetMethodID(gBitmap_class, "getAllocationByteCount", "()I"); |
Wei-Ta Chen | 6b849e2 | 2010-09-07 17:32:18 +0800 | [diff] [blame] | 741 | gBitmapRegionDecoder_class = make_globalref(env, "android/graphics/BitmapRegionDecoder"); |
Ashok Bhat | b091d47 | 2014-01-08 14:32:49 +0000 | [diff] [blame] | 742 | gBitmapRegionDecoder_constructorMethodID = env->GetMethodID(gBitmapRegionDecoder_class, "<init>", "(J)V"); |
Joseph Wen | f1f48bc | 2010-07-19 16:59:51 +0800 | [diff] [blame] | 743 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 744 | gBitmapConfig_class = make_globalref(env, "android/graphics/Bitmap$Config"); |
| 745 | gBitmapConfig_nativeInstanceID = getFieldIDCheck(env, gBitmapConfig_class, |
Elliott Hughes | 8451b25 | 2011-04-07 19:17:57 -0700 | [diff] [blame] | 746 | "nativeInt", "I"); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 747 | |
| 748 | gCanvas_class = make_globalref(env, "android/graphics/Canvas"); |
Florin Malita | 5c3d927 | 2014-05-08 10:35:36 -0400 | [diff] [blame] | 749 | gCanvas_nativeInstanceID = getFieldIDCheck(env, gCanvas_class, "mNativeCanvasWrapper", "J"); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 750 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 751 | gPicture_class = make_globalref(env, "android/graphics/Picture"); |
Ashok Bhat | 36bef0b | 2014-01-20 20:08:01 +0000 | [diff] [blame] | 752 | gPicture_nativeInstanceID = getFieldIDCheck(env, gPicture_class, "mNativePicture", "J"); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 753 | |
| 754 | gRegion_class = make_globalref(env, "android/graphics/Region"); |
Ashok Bhat | 36bef0b | 2014-01-20 20:08:01 +0000 | [diff] [blame] | 755 | gRegion_nativeInstanceID = getFieldIDCheck(env, gRegion_class, "mNativeRegion", "J"); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 756 | gRegion_constructorMethodID = env->GetMethodID(gRegion_class, "<init>", |
Ashok Bhat | 36bef0b | 2014-01-20 20:08:01 +0000 | [diff] [blame] | 757 | "(JI)V"); |
Elliott Hughes | 8451b25 | 2011-04-07 19:17:57 -0700 | [diff] [blame] | 758 | |
Mathieu Chartier | 7384b42 | 2013-10-17 18:16:42 -0700 | [diff] [blame] | 759 | c = env->FindClass("java/lang/Byte"); |
Mathieu Chartier | 6ecb7a9 | 2013-10-18 11:04:11 -0700 | [diff] [blame] | 760 | gByte_class = (jclass) env->NewGlobalRef( |
Mathieu Chartier | 7384b42 | 2013-10-17 18:16:42 -0700 | [diff] [blame] | 761 | env->GetStaticObjectField(c, env->GetStaticFieldID(c, "TYPE", "Ljava/lang/Class;"))); |
| 762 | |
| 763 | gVMRuntime_class = make_globalref(env, "dalvik/system/VMRuntime"); |
| 764 | m = env->GetStaticMethodID(gVMRuntime_class, "getRuntime", "()Ldalvik/system/VMRuntime;"); |
| 765 | gVMRuntime = env->NewGlobalRef(env->CallStaticObjectMethod(gVMRuntime_class, m)); |
| 766 | gVMRuntime_newNonMovableArray = env->GetMethodID(gVMRuntime_class, "newNonMovableArray", |
| 767 | "(Ljava/lang/Class;I)Ljava/lang/Object;"); |
| 768 | gVMRuntime_addressOf = env->GetMethodID(gVMRuntime_class, "addressOf", "(Ljava/lang/Object;)J"); |
| 769 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 770 | return 0; |
| 771 | } |