Ruben Brunk | f967a54 | 2014-04-28 16:31:11 -0700 | [diff] [blame^] | 1 | /* |
| 2 | * Copyright 2014 The Android Open Source Project |
| 3 | * |
| 4 | * Licensed under the Apache License, Version 2.0 (the "License"); |
| 5 | * you may not use this file except in compliance with the License. |
| 6 | * You may obtain a copy of the License at |
| 7 | * |
| 8 | * http://www.apache.org/licenses/LICENSE-2.0 |
| 9 | * |
| 10 | * Unless required by applicable law or agreed to in writing, software |
| 11 | * distributed under the License is distributed on an "AS IS" BASIS, |
| 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 13 | * See the License for the specific language governing permissions and |
| 14 | * limitations under the License. |
| 15 | */ |
| 16 | |
| 17 | //#define LOG_NDEBUG 0 |
| 18 | #define LOG_TAG "DngCreator_JNI" |
| 19 | |
| 20 | #include <system/camera_metadata.h> |
| 21 | #include <camera/CameraMetadata.h> |
| 22 | #include <img_utils/DngUtils.h> |
| 23 | #include <img_utils/TagDefinitions.h> |
| 24 | #include <img_utils/TiffIfd.h> |
| 25 | #include <img_utils/TiffWriter.h> |
| 26 | #include <img_utils/Output.h> |
| 27 | |
| 28 | #include <utils/Log.h> |
| 29 | #include <utils/Errors.h> |
| 30 | #include <utils/StrongPointer.h> |
| 31 | #include <utils/RefBase.h> |
| 32 | #include <cutils/properties.h> |
| 33 | |
| 34 | #include "android_runtime/AndroidRuntime.h" |
| 35 | #include "android_runtime/android_hardware_camera2_CameraMetadata.h" |
| 36 | |
| 37 | #include <jni.h> |
| 38 | #include <JNIHelp.h> |
| 39 | |
| 40 | using namespace android; |
| 41 | using namespace img_utils; |
| 42 | |
| 43 | #define BAIL_IF_INVALID(expr, jnienv, tagId) \ |
| 44 | if ((expr) != OK) { \ |
| 45 | jniThrowExceptionFmt(jnienv, "java/lang/IllegalArgumentException", \ |
| 46 | "Invalid metadata for tag %x", tagId); \ |
| 47 | return; \ |
| 48 | } |
| 49 | |
| 50 | #define BAIL_IF_EMPTY(entry, jnienv, tagId) \ |
| 51 | if (entry.count == 0) { \ |
| 52 | jniThrowExceptionFmt(jnienv, "java/lang/IllegalArgumentException", \ |
| 53 | "Missing metadata fields for tag %x", tagId); \ |
| 54 | return; \ |
| 55 | } |
| 56 | |
| 57 | #define ANDROID_MEDIA_DNGCREATOR_CTX_JNI_ID "mNativeContext" |
| 58 | |
| 59 | static struct { |
| 60 | jfieldID mNativeContext; |
| 61 | } gDngCreatorClassInfo; |
| 62 | |
| 63 | static struct { |
| 64 | jmethodID mWriteMethod; |
| 65 | } gOutputStreamClassInfo; |
| 66 | |
| 67 | enum { |
| 68 | BITS_PER_SAMPLE = 16, |
| 69 | BYTES_PER_SAMPLE = 2, |
| 70 | TIFF_IFD_0 = 0 |
| 71 | }; |
| 72 | |
| 73 | // ---------------------------------------------------------------------------- |
| 74 | |
| 75 | // This class is not intended to be used across JNI calls. |
| 76 | class JniOutputStream : public Output, public LightRefBase<JniOutputStream> { |
| 77 | public: |
| 78 | JniOutputStream(JNIEnv* env, jobject outStream); |
| 79 | |
| 80 | virtual ~JniOutputStream(); |
| 81 | |
| 82 | status_t open(); |
| 83 | status_t write(const uint8_t* buf, size_t offset, size_t count); |
| 84 | status_t close(); |
| 85 | private: |
| 86 | enum { |
| 87 | BYTE_ARRAY_LENGTH = 1024 |
| 88 | }; |
| 89 | jobject mOutputStream; |
| 90 | JNIEnv* mEnv; |
| 91 | jbyteArray mByteArray; |
| 92 | }; |
| 93 | |
| 94 | JniOutputStream::JniOutputStream(JNIEnv* env, jobject outStream) : mOutputStream(outStream), |
| 95 | mEnv(env) { |
| 96 | mByteArray = env->NewByteArray(BYTE_ARRAY_LENGTH); |
| 97 | if (mByteArray == NULL) { |
| 98 | jniThrowException(env, "java/lang/OutOfMemoryError", "Could not allocate byte array."); |
| 99 | } |
| 100 | } |
| 101 | |
| 102 | JniOutputStream::~JniOutputStream() { |
| 103 | mEnv->DeleteLocalRef(mByteArray); |
| 104 | } |
| 105 | |
| 106 | status_t JniOutputStream::open() { |
| 107 | // Do nothing |
| 108 | return OK; |
| 109 | } |
| 110 | |
| 111 | status_t JniOutputStream::write(const uint8_t* buf, size_t offset, size_t count) { |
| 112 | while(count > 0) { |
| 113 | size_t len = BYTE_ARRAY_LENGTH; |
| 114 | len = (count > len) ? len : count; |
| 115 | mEnv->SetByteArrayRegion(mByteArray, 0, len, reinterpret_cast<const jbyte*>(buf + offset)); |
| 116 | |
| 117 | if (mEnv->ExceptionCheck()) { |
| 118 | return BAD_VALUE; |
| 119 | } |
| 120 | |
| 121 | mEnv->CallVoidMethod(mOutputStream, gOutputStreamClassInfo.mWriteMethod, mByteArray, |
| 122 | 0, len); |
| 123 | |
| 124 | if (mEnv->ExceptionCheck()) { |
| 125 | return BAD_VALUE; |
| 126 | } |
| 127 | |
| 128 | count -= len; |
| 129 | offset += len; |
| 130 | } |
| 131 | return OK; |
| 132 | } |
| 133 | |
| 134 | status_t JniOutputStream::close() { |
| 135 | // Do nothing |
| 136 | return OK; |
| 137 | } |
| 138 | |
| 139 | // ---------------------------------------------------------------------------- |
| 140 | |
| 141 | extern "C" { |
| 142 | |
| 143 | static TiffWriter* DngCreator_getCreator(JNIEnv* env, jobject thiz) { |
| 144 | ALOGV("%s:", __FUNCTION__); |
| 145 | return reinterpret_cast<TiffWriter*>(env->GetLongField(thiz, |
| 146 | gDngCreatorClassInfo.mNativeContext)); |
| 147 | } |
| 148 | |
| 149 | static void DngCreator_setCreator(JNIEnv* env, jobject thiz, sp<TiffWriter> writer) { |
| 150 | ALOGV("%s:", __FUNCTION__); |
| 151 | TiffWriter* current = DngCreator_getCreator(env, thiz); |
| 152 | if (writer != NULL) { |
| 153 | writer->incStrong((void*) DngCreator_setCreator); |
| 154 | } |
| 155 | if (current) { |
| 156 | current->decStrong((void*) DngCreator_setCreator); |
| 157 | } |
| 158 | env->SetLongField(thiz, gDngCreatorClassInfo.mNativeContext, |
| 159 | reinterpret_cast<jlong>(writer.get())); |
| 160 | } |
| 161 | |
| 162 | static void DngCreator_nativeClassInit(JNIEnv* env, jclass clazz) { |
| 163 | ALOGV("%s:", __FUNCTION__); |
| 164 | |
| 165 | gDngCreatorClassInfo.mNativeContext = env->GetFieldID(clazz, |
| 166 | ANDROID_MEDIA_DNGCREATOR_CTX_JNI_ID, "J"); |
| 167 | LOG_ALWAYS_FATAL_IF(gDngCreatorClassInfo.mNativeContext == NULL, |
| 168 | "can't find android/media/DngCreator.%s", ANDROID_MEDIA_DNGCREATOR_CTX_JNI_ID); |
| 169 | |
| 170 | jclass outputStreamClazz = env->FindClass("java/io/OutputStream"); |
| 171 | LOG_ALWAYS_FATAL_IF(outputStreamClazz == NULL, "Can't find java/io/OutputStream class"); |
| 172 | gOutputStreamClassInfo.mWriteMethod = env->GetMethodID(outputStreamClazz, "write", "([BII)V"); |
| 173 | LOG_ALWAYS_FATAL_IF(gOutputStreamClassInfo.mWriteMethod == NULL, "Can't find write method"); |
| 174 | } |
| 175 | |
| 176 | static void DngCreator_init(JNIEnv* env, jobject thiz, jobject characteristicsPtr, |
| 177 | jobject resultsPtr) { |
| 178 | ALOGV("%s:", __FUNCTION__); |
| 179 | CameraMetadata characteristics; |
| 180 | CameraMetadata results; |
| 181 | if (CameraMetadata_getNativeMetadata(env, characteristicsPtr, &characteristics) != OK) { |
| 182 | jniThrowException(env, "java/lang/AssertionError", |
| 183 | "No native metadata defined for camera characteristics."); |
| 184 | return; |
| 185 | } |
| 186 | if (CameraMetadata_getNativeMetadata(env, resultsPtr, &results) != OK) { |
| 187 | jniThrowException(env, "java/lang/AssertionError", |
| 188 | "No native metadata defined for capture results."); |
| 189 | return; |
| 190 | } |
| 191 | |
| 192 | sp<TiffWriter> writer = new TiffWriter(); |
| 193 | |
| 194 | writer->addIfd(TIFF_IFD_0); |
| 195 | |
| 196 | status_t err = OK; |
| 197 | |
| 198 | const uint32_t samplesPerPixel = 1; |
| 199 | const uint32_t bitsPerSample = BITS_PER_SAMPLE; |
| 200 | const uint32_t bitsPerByte = BITS_PER_SAMPLE / BYTES_PER_SAMPLE; |
| 201 | uint32_t imageWidth = 0; |
| 202 | uint32_t imageHeight = 0; |
| 203 | |
| 204 | OpcodeListBuilder::CfaLayout opcodeCfaLayout = OpcodeListBuilder::CFA_RGGB; |
| 205 | |
| 206 | // TODO: Greensplit. |
| 207 | // TODO: UniqueCameraModel |
| 208 | // TODO: Add remaining non-essential tags |
| 209 | { |
| 210 | // Set orientation |
| 211 | uint16_t orientation = 1; // Normal |
| 212 | BAIL_IF_INVALID(writer->addEntry(TAG_ORIENTATION, 1, &orientation, TIFF_IFD_0), env, |
| 213 | TAG_ORIENTATION); |
| 214 | } |
| 215 | |
| 216 | { |
| 217 | // Set subfiletype |
| 218 | uint32_t subfileType = 0; // Main image |
| 219 | BAIL_IF_INVALID(writer->addEntry(TAG_NEWSUBFILETYPE, 1, &subfileType, TIFF_IFD_0), env, |
| 220 | TAG_NEWSUBFILETYPE); |
| 221 | } |
| 222 | |
| 223 | { |
| 224 | // Set bits per sample |
| 225 | uint16_t bits = static_cast<uint16_t>(bitsPerSample); |
| 226 | BAIL_IF_INVALID(writer->addEntry(TAG_BITSPERSAMPLE, 1, &bits, TIFF_IFD_0), env, |
| 227 | TAG_BITSPERSAMPLE); |
| 228 | } |
| 229 | |
| 230 | { |
| 231 | // Set compression |
| 232 | uint16_t compression = 1; // None |
| 233 | BAIL_IF_INVALID(writer->addEntry(TAG_COMPRESSION, 1, &compression, TIFF_IFD_0), env, |
| 234 | TAG_COMPRESSION); |
| 235 | } |
| 236 | |
| 237 | { |
| 238 | // Set dimensions |
| 239 | camera_metadata_entry entry = |
| 240 | characteristics.find(ANDROID_SENSOR_INFO_ACTIVE_ARRAY_SIZE); |
| 241 | BAIL_IF_EMPTY(entry, env, TAG_IMAGEWIDTH); |
| 242 | uint32_t width = static_cast<uint32_t>(entry.data.i32[2]); |
| 243 | uint32_t height = static_cast<uint32_t>(entry.data.i32[3]); |
| 244 | BAIL_IF_INVALID(writer->addEntry(TAG_IMAGEWIDTH, 1, &width, TIFF_IFD_0), env, |
| 245 | TAG_IMAGEWIDTH); |
| 246 | BAIL_IF_INVALID(writer->addEntry(TAG_IMAGELENGTH, 1, &height, TIFF_IFD_0), env, |
| 247 | TAG_IMAGELENGTH); |
| 248 | imageWidth = width; |
| 249 | imageHeight = height; |
| 250 | } |
| 251 | |
| 252 | { |
| 253 | // Set photometric interpretation |
| 254 | uint16_t interpretation = 32803; |
| 255 | BAIL_IF_INVALID(writer->addEntry(TAG_PHOTOMETRICINTERPRETATION, 1, &interpretation, |
| 256 | TIFF_IFD_0), env, TAG_PHOTOMETRICINTERPRETATION); |
| 257 | } |
| 258 | |
| 259 | { |
| 260 | // Set blacklevel tags |
| 261 | camera_metadata_entry entry = |
| 262 | characteristics.find(ANDROID_SENSOR_BLACK_LEVEL_PATTERN); |
| 263 | BAIL_IF_EMPTY(entry, env, TAG_BLACKLEVEL); |
| 264 | const uint32_t* blackLevel = reinterpret_cast<const uint32_t*>(entry.data.i32); |
| 265 | BAIL_IF_INVALID(writer->addEntry(TAG_BLACKLEVEL, entry.count, blackLevel, TIFF_IFD_0), env, |
| 266 | TAG_BLACKLEVEL); |
| 267 | |
| 268 | uint16_t repeatDim[2] = {2, 2}; |
| 269 | BAIL_IF_INVALID(writer->addEntry(TAG_BLACKLEVELREPEATDIM, 2, repeatDim, TIFF_IFD_0), env, |
| 270 | TAG_BLACKLEVELREPEATDIM); |
| 271 | } |
| 272 | |
| 273 | { |
| 274 | // Set samples per pixel |
| 275 | uint16_t samples = static_cast<uint16_t>(samplesPerPixel); |
| 276 | BAIL_IF_INVALID(writer->addEntry(TAG_SAMPLESPERPIXEL, 1, &samples, TIFF_IFD_0), |
| 277 | env, TAG_SAMPLESPERPIXEL); |
| 278 | } |
| 279 | |
| 280 | { |
| 281 | // Set planar configuration |
| 282 | uint16_t config = 1; // Chunky |
| 283 | BAIL_IF_INVALID(writer->addEntry(TAG_PLANARCONFIGURATION, 1, &config, TIFF_IFD_0), |
| 284 | env, TAG_PLANARCONFIGURATION); |
| 285 | } |
| 286 | |
| 287 | { |
| 288 | // Set CFA pattern dimensions |
| 289 | uint16_t repeatDim[2] = {2, 2}; |
| 290 | BAIL_IF_INVALID(writer->addEntry(TAG_CFAREPEATPATTERNDIM, 2, repeatDim, TIFF_IFD_0), |
| 291 | env, TAG_CFAREPEATPATTERNDIM); |
| 292 | } |
| 293 | |
| 294 | { |
| 295 | // Set CFA pattern |
| 296 | camera_metadata_entry entry = |
| 297 | characteristics.find(ANDROID_SENSOR_INFO_COLOR_FILTER_ARRANGEMENT); |
| 298 | BAIL_IF_EMPTY(entry, env, TAG_CFAPATTERN); |
| 299 | camera_metadata_enum_android_sensor_info_color_filter_arrangement_t cfa = |
| 300 | static_cast<camera_metadata_enum_android_sensor_info_color_filter_arrangement_t>( |
| 301 | entry.data.u8[0]); |
| 302 | switch(cfa) { |
| 303 | case ANDROID_SENSOR_INFO_COLOR_FILTER_ARRANGEMENT_RGGB: { |
| 304 | uint8_t cfa[4] = {0, 1, 1, 2}; |
| 305 | BAIL_IF_INVALID(writer->addEntry(TAG_CFAPATTERN, 4, cfa, TIFF_IFD_0), |
| 306 | env, TAG_CFAPATTERN); |
| 307 | opcodeCfaLayout = OpcodeListBuilder::CFA_RGGB; |
| 308 | break; |
| 309 | } |
| 310 | case ANDROID_SENSOR_INFO_COLOR_FILTER_ARRANGEMENT_GRBG: { |
| 311 | uint8_t cfa[4] = {1, 0, 2, 1}; |
| 312 | BAIL_IF_INVALID(writer->addEntry(TAG_CFAPATTERN, 4, cfa, TIFF_IFD_0), |
| 313 | env, TAG_CFAPATTERN); |
| 314 | opcodeCfaLayout = OpcodeListBuilder::CFA_GRBG; |
| 315 | break; |
| 316 | } |
| 317 | case ANDROID_SENSOR_INFO_COLOR_FILTER_ARRANGEMENT_GBRG: { |
| 318 | uint8_t cfa[4] = {1, 2, 0, 1}; |
| 319 | BAIL_IF_INVALID(writer->addEntry(TAG_CFAPATTERN, 4, cfa, TIFF_IFD_0), |
| 320 | env, TAG_CFAPATTERN); |
| 321 | opcodeCfaLayout = OpcodeListBuilder::CFA_GBRG; |
| 322 | break; |
| 323 | } |
| 324 | case ANDROID_SENSOR_INFO_COLOR_FILTER_ARRANGEMENT_BGGR: { |
| 325 | uint8_t cfa[4] = {2, 1, 1, 0}; |
| 326 | BAIL_IF_INVALID(writer->addEntry(TAG_CFAPATTERN, 4, cfa, TIFF_IFD_0), |
| 327 | env, TAG_CFAPATTERN); |
| 328 | opcodeCfaLayout = OpcodeListBuilder::CFA_BGGR; |
| 329 | break; |
| 330 | } |
| 331 | default: { |
| 332 | jniThrowExceptionFmt(env, "java/lang/IllegalStateException", |
| 333 | "Invalid metadata for tag %d", TAG_CFAPATTERN); |
| 334 | return; |
| 335 | } |
| 336 | } |
| 337 | } |
| 338 | |
| 339 | { |
| 340 | // Set CFA plane color |
| 341 | uint8_t cfaPlaneColor[3] = {0, 1, 2}; |
| 342 | BAIL_IF_INVALID(writer->addEntry(TAG_CFAPLANECOLOR, 3, cfaPlaneColor, TIFF_IFD_0), |
| 343 | env, TAG_CFAPLANECOLOR); |
| 344 | } |
| 345 | |
| 346 | { |
| 347 | // Set CFA layout |
| 348 | uint16_t cfaLayout = 1; |
| 349 | BAIL_IF_INVALID(writer->addEntry(TAG_CFALAYOUT, 1, &cfaLayout, TIFF_IFD_0), |
| 350 | env, TAG_CFALAYOUT); |
| 351 | } |
| 352 | |
| 353 | { |
| 354 | // Set DNG version information |
| 355 | uint8_t version[4] = {1, 4, 0, 0}; |
| 356 | BAIL_IF_INVALID(writer->addEntry(TAG_DNGVERSION, 4, version, TIFF_IFD_0), |
| 357 | env, TAG_DNGVERSION); |
| 358 | |
| 359 | uint8_t backwardVersion[4] = {1, 1, 0, 0}; |
| 360 | BAIL_IF_INVALID(writer->addEntry(TAG_DNGBACKWARDVERSION, 4, backwardVersion, TIFF_IFD_0), |
| 361 | env, TAG_DNGBACKWARDVERSION); |
| 362 | } |
| 363 | |
| 364 | { |
| 365 | // Set whitelevel |
| 366 | camera_metadata_entry entry = |
| 367 | characteristics.find(ANDROID_SENSOR_INFO_WHITE_LEVEL); |
| 368 | BAIL_IF_EMPTY(entry, env, TAG_WHITELEVEL); |
| 369 | uint32_t whiteLevel = static_cast<uint32_t>(entry.data.i32[0]); |
| 370 | BAIL_IF_INVALID(writer->addEntry(TAG_WHITELEVEL, 1, &whiteLevel, TIFF_IFD_0), env, |
| 371 | TAG_WHITELEVEL); |
| 372 | } |
| 373 | |
| 374 | { |
| 375 | // Set default scale |
| 376 | uint32_t defaultScale[4] = {1, 1, 1, 1}; |
| 377 | BAIL_IF_INVALID(writer->addEntry(TAG_DEFAULTSCALE, 2, defaultScale, TIFF_IFD_0), |
| 378 | env, TAG_DEFAULTSCALE); |
| 379 | } |
| 380 | |
| 381 | bool singleIlluminant = false; |
| 382 | { |
| 383 | // Set calibration illuminants |
| 384 | camera_metadata_entry entry1 = |
| 385 | characteristics.find(ANDROID_SENSOR_REFERENCE_ILLUMINANT1); |
| 386 | BAIL_IF_EMPTY(entry1, env, TAG_CALIBRATIONILLUMINANT1); |
| 387 | camera_metadata_entry entry2 = |
| 388 | characteristics.find(ANDROID_SENSOR_REFERENCE_ILLUMINANT2); |
| 389 | if (entry2.count == 0) { |
| 390 | singleIlluminant = true; |
| 391 | } |
| 392 | uint16_t ref1 = entry1.data.u8[0]; |
| 393 | |
| 394 | BAIL_IF_INVALID(writer->addEntry(TAG_CALIBRATIONILLUMINANT1, 1, &ref1, |
| 395 | TIFF_IFD_0), env, TAG_CALIBRATIONILLUMINANT1); |
| 396 | |
| 397 | if (!singleIlluminant) { |
| 398 | uint16_t ref2 = entry2.data.u8[0]; |
| 399 | BAIL_IF_INVALID(writer->addEntry(TAG_CALIBRATIONILLUMINANT2, 1, &ref2, |
| 400 | TIFF_IFD_0), env, TAG_CALIBRATIONILLUMINANT2); |
| 401 | } |
| 402 | } |
| 403 | |
| 404 | { |
| 405 | // Set color transforms |
| 406 | camera_metadata_entry entry1 = |
| 407 | characteristics.find(ANDROID_SENSOR_COLOR_TRANSFORM1); |
| 408 | BAIL_IF_EMPTY(entry1, env, TAG_COLORMATRIX1); |
| 409 | |
| 410 | int32_t colorTransform1[entry1.count * 2]; |
| 411 | |
| 412 | size_t ctr = 0; |
| 413 | for(size_t i = 0; i < entry1.count; ++i) { |
| 414 | colorTransform1[ctr++] = entry1.data.r[i].numerator; |
| 415 | colorTransform1[ctr++] = entry1.data.r[i].denominator; |
| 416 | } |
| 417 | |
| 418 | BAIL_IF_INVALID(writer->addEntry(TAG_COLORMATRIX1, entry1.count, colorTransform1, TIFF_IFD_0), |
| 419 | env, TAG_COLORMATRIX1); |
| 420 | |
| 421 | if (!singleIlluminant) { |
| 422 | camera_metadata_entry entry2 = characteristics.find(ANDROID_SENSOR_COLOR_TRANSFORM2); |
| 423 | BAIL_IF_EMPTY(entry2, env, TAG_COLORMATRIX2); |
| 424 | int32_t colorTransform2[entry2.count * 2]; |
| 425 | |
| 426 | ctr = 0; |
| 427 | for(size_t i = 0; i < entry2.count; ++i) { |
| 428 | colorTransform2[ctr++] = entry2.data.r[i].numerator; |
| 429 | colorTransform2[ctr++] = entry2.data.r[i].denominator; |
| 430 | } |
| 431 | |
| 432 | BAIL_IF_INVALID(writer->addEntry(TAG_COLORMATRIX2, entry2.count, colorTransform2, TIFF_IFD_0), |
| 433 | env, TAG_COLORMATRIX2); |
| 434 | } |
| 435 | } |
| 436 | |
| 437 | { |
| 438 | // Set calibration transforms |
| 439 | camera_metadata_entry entry1 = |
| 440 | characteristics.find(ANDROID_SENSOR_CALIBRATION_TRANSFORM1); |
| 441 | BAIL_IF_EMPTY(entry1, env, TAG_CAMERACALIBRATION1); |
| 442 | |
| 443 | int32_t calibrationTransform1[entry1.count * 2]; |
| 444 | |
| 445 | size_t ctr = 0; |
| 446 | for(size_t i = 0; i < entry1.count; ++i) { |
| 447 | calibrationTransform1[ctr++] = entry1.data.r[i].numerator; |
| 448 | calibrationTransform1[ctr++] = entry1.data.r[i].denominator; |
| 449 | } |
| 450 | |
| 451 | BAIL_IF_INVALID(writer->addEntry(TAG_CAMERACALIBRATION1, entry1.count, calibrationTransform1, |
| 452 | TIFF_IFD_0), env, TAG_CAMERACALIBRATION1); |
| 453 | |
| 454 | if (!singleIlluminant) { |
| 455 | camera_metadata_entry entry2 = |
| 456 | characteristics.find(ANDROID_SENSOR_CALIBRATION_TRANSFORM2); |
| 457 | BAIL_IF_EMPTY(entry2, env, TAG_CAMERACALIBRATION2); |
| 458 | int32_t calibrationTransform2[entry2.count * 2]; |
| 459 | |
| 460 | ctr = 0; |
| 461 | for(size_t i = 0; i < entry2.count; ++i) { |
| 462 | calibrationTransform2[ctr++] = entry2.data.r[i].numerator; |
| 463 | calibrationTransform2[ctr++] = entry2.data.r[i].denominator; |
| 464 | } |
| 465 | |
| 466 | BAIL_IF_INVALID(writer->addEntry(TAG_CAMERACALIBRATION2, entry2.count, calibrationTransform1, |
| 467 | TIFF_IFD_0), env, TAG_CAMERACALIBRATION2); |
| 468 | } |
| 469 | } |
| 470 | |
| 471 | { |
| 472 | // Set forward transforms |
| 473 | camera_metadata_entry entry1 = |
| 474 | characteristics.find(ANDROID_SENSOR_FORWARD_MATRIX1); |
| 475 | BAIL_IF_EMPTY(entry1, env, TAG_FORWARDMATRIX1); |
| 476 | |
| 477 | int32_t forwardTransform1[entry1.count * 2]; |
| 478 | |
| 479 | size_t ctr = 0; |
| 480 | for(size_t i = 0; i < entry1.count; ++i) { |
| 481 | forwardTransform1[ctr++] = entry1.data.r[i].numerator; |
| 482 | forwardTransform1[ctr++] = entry1.data.r[i].denominator; |
| 483 | } |
| 484 | |
| 485 | BAIL_IF_INVALID(writer->addEntry(TAG_FORWARDMATRIX1, entry1.count, forwardTransform1, |
| 486 | TIFF_IFD_0), env, TAG_FORWARDMATRIX1); |
| 487 | |
| 488 | if (!singleIlluminant) { |
| 489 | camera_metadata_entry entry2 = |
| 490 | characteristics.find(ANDROID_SENSOR_FORWARD_MATRIX2); |
| 491 | BAIL_IF_EMPTY(entry2, env, TAG_FORWARDMATRIX2); |
| 492 | int32_t forwardTransform2[entry2.count * 2]; |
| 493 | |
| 494 | ctr = 0; |
| 495 | for(size_t i = 0; i < entry2.count; ++i) { |
| 496 | forwardTransform2[ctr++] = entry2.data.r[i].numerator; |
| 497 | forwardTransform2[ctr++] = entry2.data.r[i].denominator; |
| 498 | } |
| 499 | |
| 500 | BAIL_IF_INVALID(writer->addEntry(TAG_FORWARDMATRIX2, entry2.count, forwardTransform2, |
| 501 | TIFF_IFD_0), env, TAG_FORWARDMATRIX2); |
| 502 | } |
| 503 | } |
| 504 | |
| 505 | { |
| 506 | // Set camera neutral |
| 507 | camera_metadata_entry entry = |
| 508 | results.find(ANDROID_SENSOR_NEUTRAL_COLOR_POINT); |
| 509 | BAIL_IF_EMPTY(entry, env, TAG_ASSHOTNEUTRAL); |
| 510 | uint32_t cameraNeutral[entry.count * 2]; |
| 511 | |
| 512 | size_t ctr = 0; |
| 513 | for(size_t i = 0; i < entry.count; ++i) { |
| 514 | cameraNeutral[ctr++] = |
| 515 | static_cast<uint32_t>(entry.data.r[i].numerator); |
| 516 | cameraNeutral[ctr++] = |
| 517 | static_cast<uint32_t>(entry.data.r[i].denominator); |
| 518 | } |
| 519 | |
| 520 | BAIL_IF_INVALID(writer->addEntry(TAG_ASSHOTNEUTRAL, entry.count, cameraNeutral, |
| 521 | TIFF_IFD_0), env, TAG_ASSHOTNEUTRAL); |
| 522 | } |
| 523 | |
| 524 | { |
| 525 | // Setup data strips |
| 526 | // TODO: Switch to tiled implementation. |
| 527 | uint32_t offset = 0; |
| 528 | BAIL_IF_INVALID(writer->addEntry(TAG_STRIPOFFSETS, 1, &offset, TIFF_IFD_0), env, |
| 529 | TAG_STRIPOFFSETS); |
| 530 | |
| 531 | BAIL_IF_INVALID(writer->addEntry(TAG_ROWSPERSTRIP, 1, &imageHeight, TIFF_IFD_0), env, |
| 532 | TAG_ROWSPERSTRIP); |
| 533 | |
| 534 | uint32_t byteCount = imageWidth * imageHeight * bitsPerSample * samplesPerPixel / |
| 535 | bitsPerByte; |
| 536 | BAIL_IF_INVALID(writer->addEntry(TAG_STRIPBYTECOUNTS, 1, &byteCount, TIFF_IFD_0), env, |
| 537 | TAG_STRIPBYTECOUNTS); |
| 538 | } |
| 539 | |
| 540 | { |
| 541 | // Setup default crop + crop origin tags |
| 542 | uint32_t margin = 8; // Default margin recommended by Adobe for interpolation. |
| 543 | uint32_t dimensionLimit = 128; // Smallest image dimension crop margin from. |
| 544 | if (imageWidth >= dimensionLimit && imageHeight >= dimensionLimit) { |
| 545 | uint32_t defaultCropOrigin[] = {margin, margin}; |
| 546 | uint32_t defaultCropSize[] = {imageWidth - margin, imageHeight - margin}; |
| 547 | BAIL_IF_INVALID(writer->addEntry(TAG_DEFAULTCROPORIGIN, 2, defaultCropOrigin, |
| 548 | TIFF_IFD_0), env, TAG_DEFAULTCROPORIGIN); |
| 549 | BAIL_IF_INVALID(writer->addEntry(TAG_DEFAULTCROPSIZE, 2, defaultCropSize, |
| 550 | TIFF_IFD_0), env, TAG_DEFAULTCROPSIZE); |
| 551 | } |
| 552 | } |
| 553 | |
| 554 | { |
| 555 | // Setup unique camera model tag |
| 556 | char model[PROPERTY_VALUE_MAX]; |
| 557 | property_get("ro.product.model", model, ""); |
| 558 | |
| 559 | char manufacturer[PROPERTY_VALUE_MAX]; |
| 560 | property_get("ro.product.manufacturer", manufacturer, ""); |
| 561 | |
| 562 | char brand[PROPERTY_VALUE_MAX]; |
| 563 | property_get("ro.product.brand", brand, ""); |
| 564 | |
| 565 | String8 cameraModel(model); |
| 566 | cameraModel += "-"; |
| 567 | cameraModel += manufacturer; |
| 568 | cameraModel += "-"; |
| 569 | cameraModel += brand; |
| 570 | |
| 571 | BAIL_IF_INVALID(writer->addEntry(TAG_UNIQUECAMERAMODEL, cameraModel.size() + 1, |
| 572 | reinterpret_cast<const uint8_t*>(cameraModel.string()), TIFF_IFD_0), env, |
| 573 | TAG_UNIQUECAMERAMODEL); |
| 574 | } |
| 575 | |
| 576 | { |
| 577 | // Setup opcode List 2 |
| 578 | camera_metadata_entry entry1 = |
| 579 | characteristics.find(ANDROID_LENS_INFO_SHADING_MAP_SIZE); |
| 580 | BAIL_IF_EMPTY(entry1, env, TAG_OPCODELIST2); |
| 581 | uint32_t lsmWidth = static_cast<uint32_t>(entry1.data.i32[0]); |
| 582 | uint32_t lsmHeight = static_cast<uint32_t>(entry1.data.i32[1]); |
| 583 | |
| 584 | camera_metadata_entry entry2 = |
| 585 | results.find(ANDROID_STATISTICS_LENS_SHADING_MAP); |
| 586 | BAIL_IF_EMPTY(entry2, env, TAG_OPCODELIST2); |
| 587 | if (entry2.count == lsmWidth * lsmHeight * 4) { |
| 588 | |
| 589 | OpcodeListBuilder builder; |
| 590 | status_t err = builder.addGainMapsForMetadata(lsmWidth, |
| 591 | lsmHeight, |
| 592 | 0, |
| 593 | 0, |
| 594 | imageHeight, |
| 595 | imageWidth, |
| 596 | opcodeCfaLayout, |
| 597 | entry2.data.f); |
| 598 | if (err == OK) { |
| 599 | size_t listSize = builder.getSize(); |
| 600 | uint8_t opcodeListBuf[listSize]; |
| 601 | err = builder.buildOpList(opcodeListBuf); |
| 602 | if (err == OK) { |
| 603 | BAIL_IF_INVALID(writer->addEntry(TAG_OPCODELIST2, listSize, opcodeListBuf, |
| 604 | TIFF_IFD_0), env, TAG_OPCODELIST2); |
| 605 | } else { |
| 606 | ALOGE("%s: Could not build Lens shading map opcode.", __FUNCTION__); |
| 607 | jniThrowRuntimeException(env, "failed to construct lens shading map opcode."); |
| 608 | } |
| 609 | } else { |
| 610 | ALOGE("%s: Could not add Lens shading map.", __FUNCTION__); |
| 611 | jniThrowRuntimeException(env, "failed to add lens shading map."); |
| 612 | } |
| 613 | } else { |
| 614 | ALOGW("%s: Lens shading map not present in results, skipping...", __FUNCTION__); |
| 615 | } |
| 616 | } |
| 617 | |
| 618 | DngCreator_setCreator(env, thiz, writer); |
| 619 | } |
| 620 | |
| 621 | static void DngCreator_destroy(JNIEnv* env, jobject thiz) { |
| 622 | ALOGV("%s:", __FUNCTION__); |
| 623 | DngCreator_setCreator(env, thiz, NULL); |
| 624 | } |
| 625 | |
| 626 | static void DngCreator_nativeSetOrientation(JNIEnv* env, jobject thiz) { |
| 627 | ALOGV("%s:", __FUNCTION__); |
| 628 | jniThrowRuntimeException(env, "nativeSetOrientation is not implemented"); |
| 629 | } |
| 630 | |
| 631 | static void DngCreator_nativeSetThumbnailBitmap(JNIEnv* env, jobject thiz, jobject bitmap) { |
| 632 | ALOGV("%s:", __FUNCTION__); |
| 633 | jniThrowRuntimeException(env, "nativeSetThumbnailBitmap is not implemented"); |
| 634 | } |
| 635 | |
| 636 | static void DngCreator_nativeSetThumbnailImage(JNIEnv* env, jobject thiz, jint width, jint height, |
| 637 | jobject yBuffer, jint yRowStride, jint yPixStride, jobject uBuffer, jint uRowStride, |
| 638 | jint uPixStride, jobject vBuffer, jint vRowStride, jint vPixStride) { |
| 639 | ALOGV("%s:", __FUNCTION__); |
| 640 | jniThrowRuntimeException(env, "nativeSetThumbnailImage is not implemented"); |
| 641 | } |
| 642 | |
| 643 | static void DngCreator_nativeWriteImage(JNIEnv* env, jobject thiz, jobject outStream, jint width, |
| 644 | jint height, jobject inBuffer, jint rowStride, jint pixStride) { |
| 645 | ALOGV("%s:", __FUNCTION__); |
| 646 | |
| 647 | sp<JniOutputStream> out = new JniOutputStream(env, outStream); |
| 648 | if(env->ExceptionCheck()) { |
| 649 | ALOGE("%s: Could not allocate buffers for output stream", __FUNCTION__); |
| 650 | return; |
| 651 | } |
| 652 | |
| 653 | uint8_t* pixelBytes = reinterpret_cast<uint8_t*>(env->GetDirectBufferAddress(inBuffer)); |
| 654 | if (pixelBytes == NULL) { |
| 655 | ALOGE("%s: Could not get native byte buffer", __FUNCTION__); |
| 656 | jniThrowException(env, "java/lang/IllegalArgumentException", "Invalid bytebuffer"); |
| 657 | return; |
| 658 | } |
| 659 | |
| 660 | TiffWriter* writer = DngCreator_getCreator(env, thiz); |
| 661 | if (writer == NULL) { |
| 662 | ALOGE("%s: Failed to initialize DngCreator", __FUNCTION__); |
| 663 | jniThrowException(env, "java/lang/AssertionError", |
| 664 | "Write called with uninitialized DngCreator"); |
| 665 | return; |
| 666 | } |
| 667 | // TODO: handle lens shading map, etc. conversions for other raw buffer sizes. |
| 668 | uint32_t metadataWidth = *(writer->getEntry(TAG_IMAGEWIDTH, TIFF_IFD_0)->getData<uint32_t>()); |
| 669 | uint32_t metadataHeight = *(writer->getEntry(TAG_IMAGELENGTH, TIFF_IFD_0)->getData<uint32_t>()); |
| 670 | if (metadataWidth != width) { |
| 671 | jniThrowExceptionFmt(env, "java/lang/IllegalStateException", \ |
| 672 | "Metadata width %d doesn't match image width %d", metadataWidth, width); |
| 673 | return; |
| 674 | } |
| 675 | |
| 676 | if (metadataHeight != height) { |
| 677 | jniThrowExceptionFmt(env, "java/lang/IllegalStateException", \ |
| 678 | "Metadata height %d doesn't match image height %d", metadataHeight, height); |
| 679 | return; |
| 680 | } |
| 681 | |
| 682 | uint32_t stripOffset = writer->getTotalSize(); |
| 683 | |
| 684 | BAIL_IF_INVALID(writer->addEntry(TAG_STRIPOFFSETS, 1, &stripOffset, TIFF_IFD_0), env, |
| 685 | TAG_STRIPOFFSETS); |
| 686 | |
| 687 | if (writer->write(out.get()) != OK) { |
| 688 | if (!env->ExceptionCheck()) { |
| 689 | jniThrowException(env, "java/io/IOException", "Failed to write metadata"); |
| 690 | } |
| 691 | return; |
| 692 | } |
| 693 | |
| 694 | size_t fullSize = rowStride * height; |
| 695 | jlong capacity = env->GetDirectBufferCapacity(inBuffer); |
| 696 | if (capacity < 0 || fullSize > capacity) { |
| 697 | jniThrowExceptionFmt(env, "java/lang/IllegalStateException", |
| 698 | "Invalid size %d for Image, size given in metadata is %d at current stride", |
| 699 | capacity, fullSize); |
| 700 | return; |
| 701 | } |
| 702 | |
| 703 | if (pixStride == BYTES_PER_SAMPLE && rowStride == width * BYTES_PER_SAMPLE) { |
| 704 | if (out->write(pixelBytes, 0, fullSize) != OK || env->ExceptionCheck()) { |
| 705 | if (!env->ExceptionCheck()) { |
| 706 | jniThrowException(env, "java/io/IOException", "Failed to write pixel data"); |
| 707 | } |
| 708 | return; |
| 709 | } |
| 710 | } else if (pixStride == BYTES_PER_SAMPLE) { |
| 711 | for (size_t i = 0; i < height; ++i) { |
| 712 | if (out->write(pixelBytes, i * rowStride, pixStride * width) != OK || |
| 713 | env->ExceptionCheck()) { |
| 714 | if (!env->ExceptionCheck()) { |
| 715 | jniThrowException(env, "java/io/IOException", "Failed to write pixel data"); |
| 716 | } |
| 717 | return; |
| 718 | } |
| 719 | } |
| 720 | } else { |
| 721 | for (size_t i = 0; i < height; ++i) { |
| 722 | for (size_t j = 0; j < width; ++j) { |
| 723 | if (out->write(pixelBytes, i * rowStride + j * pixStride, |
| 724 | BYTES_PER_SAMPLE) != OK || !env->ExceptionCheck()) { |
| 725 | if (env->ExceptionCheck()) { |
| 726 | jniThrowException(env, "java/io/IOException", "Failed to write pixel data"); |
| 727 | } |
| 728 | return; |
| 729 | } |
| 730 | } |
| 731 | } |
| 732 | } |
| 733 | |
| 734 | } |
| 735 | |
| 736 | static void DngCreator_nativeWriteByteBuffer(JNIEnv* env, jobject thiz, jobject outStream, |
| 737 | jobject rawBuffer, jlong offset) { |
| 738 | ALOGV("%s:", __FUNCTION__); |
| 739 | jniThrowRuntimeException(env, "nativeWriteByteBuffer is not implemented."); |
| 740 | } |
| 741 | |
| 742 | static void DngCreator_nativeWriteInputStream(JNIEnv* env, jobject thiz, jobject outStream, |
| 743 | jobject inStream, jlong offset) { |
| 744 | ALOGV("%s:", __FUNCTION__); |
| 745 | jniThrowRuntimeException(env, "nativeWriteInputStream is not implemented."); |
| 746 | } |
| 747 | |
| 748 | } /*extern "C" */ |
| 749 | |
| 750 | static JNINativeMethod gDngCreatorMethods[] = { |
| 751 | {"nativeClassInit", "()V", (void*) DngCreator_nativeClassInit}, |
| 752 | {"nativeInit", "(Landroid/hardware/camera2/impl/CameraMetadataNative;" |
| 753 | "Landroid/hardware/camera2/impl/CameraMetadataNative;)V", (void*) DngCreator_init}, |
| 754 | {"nativeDestroy", "()V", (void*) DngCreator_destroy}, |
| 755 | {"nativeSetOrientation", "(I)V", (void*) DngCreator_nativeSetOrientation}, |
| 756 | {"nativeSetThumbnailBitmap","(Landroid/graphics/Bitmap;)V", |
| 757 | (void*) DngCreator_nativeSetThumbnailBitmap}, |
| 758 | {"nativeSetThumbnailImage", |
| 759 | "(IILjava/nio/ByteBuffer;IILjava/nio/ByteBuffer;IILjava/nio/ByteBuffer;II)V", |
| 760 | (void*) DngCreator_nativeSetThumbnailImage}, |
| 761 | {"nativeWriteImage", "(Ljava/io/OutputStream;IILjava/nio/ByteBuffer;II)V", |
| 762 | (void*) DngCreator_nativeWriteImage}, |
| 763 | {"nativeWriteByteBuffer", "(Ljava/io/OutputStream;Ljava/nio/ByteBuffer;J)V", |
| 764 | (void*) DngCreator_nativeWriteByteBuffer}, |
| 765 | {"nativeWriteInputStream", "(Ljava/io/OutputStream;Ljava/io/InputStream;J)V", |
| 766 | (void*) DngCreator_nativeWriteInputStream}, |
| 767 | }; |
| 768 | |
| 769 | int register_android_media_DngCreator(JNIEnv *env) { |
| 770 | return AndroidRuntime::registerNativeMethods(env, |
| 771 | "android/media/DngCreator", gDngCreatorMethods, NELEM(gDngCreatorMethods)); |
| 772 | } |