| /* |
| * Copyright 2014 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| //#define LOG_NDEBUG 0 |
| #define LOG_TAG "DngCreator_JNI" |
| |
| #include <system/camera_metadata.h> |
| #include <camera/CameraMetadata.h> |
| #include <img_utils/DngUtils.h> |
| #include <img_utils/TagDefinitions.h> |
| #include <img_utils/TiffIfd.h> |
| #include <img_utils/TiffWriter.h> |
| #include <img_utils/Output.h> |
| |
| #include <utils/Log.h> |
| #include <utils/Errors.h> |
| #include <utils/StrongPointer.h> |
| #include <utils/RefBase.h> |
| #include <cutils/properties.h> |
| |
| #include <string.h> |
| |
| #include "android_runtime/AndroidRuntime.h" |
| #include "android_runtime/android_hardware_camera2_CameraMetadata.h" |
| |
| #include <jni.h> |
| #include <JNIHelp.h> |
| |
| using namespace android; |
| using namespace img_utils; |
| |
| #define BAIL_IF_INVALID(expr, jnienv, tagId) \ |
| if ((expr) != OK) { \ |
| jniThrowExceptionFmt(jnienv, "java/lang/IllegalArgumentException", \ |
| "Invalid metadata for tag %x", tagId); \ |
| return; \ |
| } |
| |
| #define BAIL_IF_EMPTY(entry, jnienv, tagId) \ |
| if (entry.count == 0) { \ |
| jniThrowExceptionFmt(jnienv, "java/lang/IllegalArgumentException", \ |
| "Missing metadata fields for tag %x", tagId); \ |
| return; \ |
| } |
| |
| #define ANDROID_DNGCREATOR_CTX_JNI_ID "mNativeContext" |
| |
| static struct { |
| jfieldID mNativeContext; |
| } gDngCreatorClassInfo; |
| |
| static struct { |
| jmethodID mWriteMethod; |
| } gOutputStreamClassInfo; |
| |
| enum { |
| BITS_PER_SAMPLE = 16, |
| BYTES_PER_SAMPLE = 2, |
| TIFF_IFD_0 = 0 |
| }; |
| |
| // ---------------------------------------------------------------------------- |
| |
| // This class is not intended to be used across JNI calls. |
| class JniOutputStream : public Output, public LightRefBase<JniOutputStream> { |
| public: |
| JniOutputStream(JNIEnv* env, jobject outStream); |
| |
| virtual ~JniOutputStream(); |
| |
| status_t open(); |
| status_t write(const uint8_t* buf, size_t offset, size_t count); |
| status_t close(); |
| private: |
| enum { |
| BYTE_ARRAY_LENGTH = 1024 |
| }; |
| jobject mOutputStream; |
| JNIEnv* mEnv; |
| jbyteArray mByteArray; |
| }; |
| |
| JniOutputStream::JniOutputStream(JNIEnv* env, jobject outStream) : mOutputStream(outStream), |
| mEnv(env) { |
| mByteArray = env->NewByteArray(BYTE_ARRAY_LENGTH); |
| if (mByteArray == NULL) { |
| jniThrowException(env, "java/lang/OutOfMemoryError", "Could not allocate byte array."); |
| } |
| } |
| |
| JniOutputStream::~JniOutputStream() { |
| mEnv->DeleteLocalRef(mByteArray); |
| } |
| |
| status_t JniOutputStream::open() { |
| // Do nothing |
| return OK; |
| } |
| |
| status_t JniOutputStream::write(const uint8_t* buf, size_t offset, size_t count) { |
| while(count > 0) { |
| size_t len = BYTE_ARRAY_LENGTH; |
| len = (count > len) ? len : count; |
| mEnv->SetByteArrayRegion(mByteArray, 0, len, reinterpret_cast<const jbyte*>(buf + offset)); |
| |
| if (mEnv->ExceptionCheck()) { |
| return BAD_VALUE; |
| } |
| |
| mEnv->CallVoidMethod(mOutputStream, gOutputStreamClassInfo.mWriteMethod, mByteArray, |
| 0, len); |
| |
| if (mEnv->ExceptionCheck()) { |
| return BAD_VALUE; |
| } |
| |
| count -= len; |
| offset += len; |
| } |
| return OK; |
| } |
| |
| status_t JniOutputStream::close() { |
| // Do nothing |
| return OK; |
| } |
| |
| // ---------------------------------------------------------------------------- |
| |
| extern "C" { |
| |
| static TiffWriter* DngCreator_getCreator(JNIEnv* env, jobject thiz) { |
| ALOGV("%s:", __FUNCTION__); |
| return reinterpret_cast<TiffWriter*>(env->GetLongField(thiz, |
| gDngCreatorClassInfo.mNativeContext)); |
| } |
| |
| static void DngCreator_setCreator(JNIEnv* env, jobject thiz, sp<TiffWriter> writer) { |
| ALOGV("%s:", __FUNCTION__); |
| TiffWriter* current = DngCreator_getCreator(env, thiz); |
| if (writer != NULL) { |
| writer->incStrong((void*) DngCreator_setCreator); |
| } |
| if (current) { |
| current->decStrong((void*) DngCreator_setCreator); |
| } |
| env->SetLongField(thiz, gDngCreatorClassInfo.mNativeContext, |
| reinterpret_cast<jlong>(writer.get())); |
| } |
| |
| static void DngCreator_nativeClassInit(JNIEnv* env, jclass clazz) { |
| ALOGV("%s:", __FUNCTION__); |
| |
| gDngCreatorClassInfo.mNativeContext = env->GetFieldID(clazz, |
| ANDROID_DNGCREATOR_CTX_JNI_ID, "J"); |
| LOG_ALWAYS_FATAL_IF(gDngCreatorClassInfo.mNativeContext == NULL, |
| "can't find android/hardware/camera2/DngCreator.%s", |
| ANDROID_DNGCREATOR_CTX_JNI_ID); |
| |
| jclass outputStreamClazz = env->FindClass("java/io/OutputStream"); |
| LOG_ALWAYS_FATAL_IF(outputStreamClazz == NULL, "Can't find java/io/OutputStream class"); |
| gOutputStreamClassInfo.mWriteMethod = env->GetMethodID(outputStreamClazz, "write", "([BII)V"); |
| LOG_ALWAYS_FATAL_IF(gOutputStreamClassInfo.mWriteMethod == NULL, "Can't find write method"); |
| } |
| |
| static void DngCreator_init(JNIEnv* env, jobject thiz, jobject characteristicsPtr, |
| jobject resultsPtr, jstring formattedCaptureTime) { |
| ALOGV("%s:", __FUNCTION__); |
| CameraMetadata characteristics; |
| CameraMetadata results; |
| if (CameraMetadata_getNativeMetadata(env, characteristicsPtr, &characteristics) != OK) { |
| jniThrowException(env, "java/lang/AssertionError", |
| "No native metadata defined for camera characteristics."); |
| return; |
| } |
| if (CameraMetadata_getNativeMetadata(env, resultsPtr, &results) != OK) { |
| jniThrowException(env, "java/lang/AssertionError", |
| "No native metadata defined for capture results."); |
| return; |
| } |
| |
| sp<TiffWriter> writer = new TiffWriter(); |
| |
| writer->addIfd(TIFF_IFD_0); |
| |
| status_t err = OK; |
| |
| const uint32_t samplesPerPixel = 1; |
| const uint32_t bitsPerSample = BITS_PER_SAMPLE; |
| const uint32_t bitsPerByte = BITS_PER_SAMPLE / BYTES_PER_SAMPLE; |
| uint32_t imageWidth = 0; |
| uint32_t imageHeight = 0; |
| |
| OpcodeListBuilder::CfaLayout opcodeCfaLayout = OpcodeListBuilder::CFA_RGGB; |
| |
| // TODO: Greensplit. |
| // TODO: Add remaining non-essential tags |
| { |
| // Set orientation |
| uint16_t orientation = 1; // Normal |
| BAIL_IF_INVALID(writer->addEntry(TAG_ORIENTATION, 1, &orientation, TIFF_IFD_0), env, |
| TAG_ORIENTATION); |
| } |
| |
| { |
| // Set subfiletype |
| uint32_t subfileType = 0; // Main image |
| BAIL_IF_INVALID(writer->addEntry(TAG_NEWSUBFILETYPE, 1, &subfileType, TIFF_IFD_0), env, |
| TAG_NEWSUBFILETYPE); |
| } |
| |
| { |
| // Set bits per sample |
| uint16_t bits = static_cast<uint16_t>(bitsPerSample); |
| BAIL_IF_INVALID(writer->addEntry(TAG_BITSPERSAMPLE, 1, &bits, TIFF_IFD_0), env, |
| TAG_BITSPERSAMPLE); |
| } |
| |
| { |
| // Set compression |
| uint16_t compression = 1; // None |
| BAIL_IF_INVALID(writer->addEntry(TAG_COMPRESSION, 1, &compression, TIFF_IFD_0), env, |
| TAG_COMPRESSION); |
| } |
| |
| { |
| // Set dimensions |
| camera_metadata_entry entry = |
| characteristics.find(ANDROID_SENSOR_INFO_ACTIVE_ARRAY_SIZE); |
| BAIL_IF_EMPTY(entry, env, TAG_IMAGEWIDTH); |
| uint32_t width = static_cast<uint32_t>(entry.data.i32[2]); |
| uint32_t height = static_cast<uint32_t>(entry.data.i32[3]); |
| BAIL_IF_INVALID(writer->addEntry(TAG_IMAGEWIDTH, 1, &width, TIFF_IFD_0), env, |
| TAG_IMAGEWIDTH); |
| BAIL_IF_INVALID(writer->addEntry(TAG_IMAGELENGTH, 1, &height, TIFF_IFD_0), env, |
| TAG_IMAGELENGTH); |
| imageWidth = width; |
| imageHeight = height; |
| } |
| |
| { |
| // Set photometric interpretation |
| uint16_t interpretation = 32803; |
| BAIL_IF_INVALID(writer->addEntry(TAG_PHOTOMETRICINTERPRETATION, 1, &interpretation, |
| TIFF_IFD_0), env, TAG_PHOTOMETRICINTERPRETATION); |
| } |
| |
| { |
| // Set blacklevel tags |
| camera_metadata_entry entry = |
| characteristics.find(ANDROID_SENSOR_BLACK_LEVEL_PATTERN); |
| BAIL_IF_EMPTY(entry, env, TAG_BLACKLEVEL); |
| const uint32_t* blackLevel = reinterpret_cast<const uint32_t*>(entry.data.i32); |
| BAIL_IF_INVALID(writer->addEntry(TAG_BLACKLEVEL, entry.count, blackLevel, TIFF_IFD_0), env, |
| TAG_BLACKLEVEL); |
| |
| uint16_t repeatDim[2] = {2, 2}; |
| BAIL_IF_INVALID(writer->addEntry(TAG_BLACKLEVELREPEATDIM, 2, repeatDim, TIFF_IFD_0), env, |
| TAG_BLACKLEVELREPEATDIM); |
| } |
| |
| { |
| // Set samples per pixel |
| uint16_t samples = static_cast<uint16_t>(samplesPerPixel); |
| BAIL_IF_INVALID(writer->addEntry(TAG_SAMPLESPERPIXEL, 1, &samples, TIFF_IFD_0), |
| env, TAG_SAMPLESPERPIXEL); |
| } |
| |
| { |
| // Set planar configuration |
| uint16_t config = 1; // Chunky |
| BAIL_IF_INVALID(writer->addEntry(TAG_PLANARCONFIGURATION, 1, &config, TIFF_IFD_0), |
| env, TAG_PLANARCONFIGURATION); |
| } |
| |
| { |
| // Set CFA pattern dimensions |
| uint16_t repeatDim[2] = {2, 2}; |
| BAIL_IF_INVALID(writer->addEntry(TAG_CFAREPEATPATTERNDIM, 2, repeatDim, TIFF_IFD_0), |
| env, TAG_CFAREPEATPATTERNDIM); |
| } |
| |
| { |
| // Set CFA pattern |
| camera_metadata_entry entry = |
| characteristics.find(ANDROID_SENSOR_INFO_COLOR_FILTER_ARRANGEMENT); |
| BAIL_IF_EMPTY(entry, env, TAG_CFAPATTERN); |
| camera_metadata_enum_android_sensor_info_color_filter_arrangement_t cfa = |
| static_cast<camera_metadata_enum_android_sensor_info_color_filter_arrangement_t>( |
| entry.data.u8[0]); |
| switch(cfa) { |
| case ANDROID_SENSOR_INFO_COLOR_FILTER_ARRANGEMENT_RGGB: { |
| uint8_t cfa[4] = {0, 1, 1, 2}; |
| BAIL_IF_INVALID(writer->addEntry(TAG_CFAPATTERN, 4, cfa, TIFF_IFD_0), |
| env, TAG_CFAPATTERN); |
| opcodeCfaLayout = OpcodeListBuilder::CFA_RGGB; |
| break; |
| } |
| case ANDROID_SENSOR_INFO_COLOR_FILTER_ARRANGEMENT_GRBG: { |
| uint8_t cfa[4] = {1, 0, 2, 1}; |
| BAIL_IF_INVALID(writer->addEntry(TAG_CFAPATTERN, 4, cfa, TIFF_IFD_0), |
| env, TAG_CFAPATTERN); |
| opcodeCfaLayout = OpcodeListBuilder::CFA_GRBG; |
| break; |
| } |
| case ANDROID_SENSOR_INFO_COLOR_FILTER_ARRANGEMENT_GBRG: { |
| uint8_t cfa[4] = {1, 2, 0, 1}; |
| BAIL_IF_INVALID(writer->addEntry(TAG_CFAPATTERN, 4, cfa, TIFF_IFD_0), |
| env, TAG_CFAPATTERN); |
| opcodeCfaLayout = OpcodeListBuilder::CFA_GBRG; |
| break; |
| } |
| case ANDROID_SENSOR_INFO_COLOR_FILTER_ARRANGEMENT_BGGR: { |
| uint8_t cfa[4] = {2, 1, 1, 0}; |
| BAIL_IF_INVALID(writer->addEntry(TAG_CFAPATTERN, 4, cfa, TIFF_IFD_0), |
| env, TAG_CFAPATTERN); |
| opcodeCfaLayout = OpcodeListBuilder::CFA_BGGR; |
| break; |
| } |
| default: { |
| jniThrowExceptionFmt(env, "java/lang/IllegalStateException", |
| "Invalid metadata for tag %d", TAG_CFAPATTERN); |
| return; |
| } |
| } |
| } |
| |
| { |
| // Set CFA plane color |
| uint8_t cfaPlaneColor[3] = {0, 1, 2}; |
| BAIL_IF_INVALID(writer->addEntry(TAG_CFAPLANECOLOR, 3, cfaPlaneColor, TIFF_IFD_0), |
| env, TAG_CFAPLANECOLOR); |
| } |
| |
| { |
| // Set CFA layout |
| uint16_t cfaLayout = 1; |
| BAIL_IF_INVALID(writer->addEntry(TAG_CFALAYOUT, 1, &cfaLayout, TIFF_IFD_0), |
| env, TAG_CFALAYOUT); |
| } |
| |
| { |
| // image description |
| uint8_t imageDescription = '\0'; // empty |
| BAIL_IF_INVALID(writer->addEntry(TAG_IMAGEDESCRIPTION, 1, &imageDescription, TIFF_IFD_0), |
| env, TAG_IMAGEDESCRIPTION); |
| } |
| |
| { |
| // make |
| char manufacturer[PROPERTY_VALUE_MAX]; |
| |
| // Use "" to represent unknown make as suggested in TIFF/EP spec. |
| property_get("ro.product.manufacturer", manufacturer, ""); |
| uint32_t count = static_cast<uint32_t>(strlen(manufacturer)) + 1; |
| |
| BAIL_IF_INVALID(writer->addEntry(TAG_MAKE, count, reinterpret_cast<uint8_t*>(manufacturer), |
| TIFF_IFD_0), env, TAG_MAKE); |
| } |
| |
| { |
| // model |
| char model[PROPERTY_VALUE_MAX]; |
| |
| // Use "" to represent unknown model as suggested in TIFF/EP spec. |
| property_get("ro.product.model", model, ""); |
| uint32_t count = static_cast<uint32_t>(strlen(model)) + 1; |
| |
| BAIL_IF_INVALID(writer->addEntry(TAG_MODEL, count, reinterpret_cast<uint8_t*>(model), |
| TIFF_IFD_0), env, TAG_MODEL); |
| } |
| |
| { |
| // x resolution |
| uint32_t xres[] = { 72, 1 }; // default 72 ppi |
| BAIL_IF_INVALID(writer->addEntry(TAG_XRESOLUTION, 1, xres, TIFF_IFD_0), |
| env, TAG_XRESOLUTION); |
| |
| // y resolution |
| uint32_t yres[] = { 72, 1 }; // default 72 ppi |
| BAIL_IF_INVALID(writer->addEntry(TAG_YRESOLUTION, 1, yres, TIFF_IFD_0), |
| env, TAG_YRESOLUTION); |
| |
| uint16_t unit = 2; // inches |
| BAIL_IF_INVALID(writer->addEntry(TAG_RESOLUTIONUNIT, 1, &unit, TIFF_IFD_0), |
| env, TAG_RESOLUTIONUNIT); |
| } |
| |
| { |
| // software |
| char software[PROPERTY_VALUE_MAX]; |
| property_get("ro.build.fingerprint", software, ""); |
| uint32_t count = static_cast<uint32_t>(strlen(software)) + 1; |
| BAIL_IF_INVALID(writer->addEntry(TAG_SOFTWARE, count, reinterpret_cast<uint8_t*>(software), |
| TIFF_IFD_0), env, TAG_SOFTWARE); |
| } |
| |
| { |
| // datetime |
| const size_t DATETIME_COUNT = 20; |
| const char* captureTime = env->GetStringUTFChars(formattedCaptureTime, NULL); |
| |
| size_t len = strlen(captureTime) + 1; |
| if (len != DATETIME_COUNT) { |
| jniThrowException(env, "java/lang/IllegalArgumentException", |
| "Timestamp string length is not required 20 characters"); |
| return; |
| } |
| |
| BAIL_IF_INVALID(writer->addEntry(TAG_DATETIME, DATETIME_COUNT, |
| reinterpret_cast<const uint8_t*>(captureTime), TIFF_IFD_0), env, TAG_DATETIMEORIGINAL); |
| |
| // datetime original |
| BAIL_IF_INVALID(writer->addEntry(TAG_DATETIMEORIGINAL, DATETIME_COUNT, |
| reinterpret_cast<const uint8_t*>(captureTime), TIFF_IFD_0), env, TAG_DATETIMEORIGINAL); |
| env->ReleaseStringUTFChars(formattedCaptureTime, captureTime); |
| } |
| |
| { |
| // TIFF/EP standard id |
| uint8_t standardId[] = { 1, 0, 0, 0 }; |
| BAIL_IF_INVALID(writer->addEntry(TAG_TIFFEPSTANDARDID, 4, standardId, |
| TIFF_IFD_0), env, TAG_TIFFEPSTANDARDID); |
| } |
| |
| { |
| // copyright |
| uint8_t copyright = '\0'; // empty |
| BAIL_IF_INVALID(writer->addEntry(TAG_COPYRIGHT, 1, ©right, |
| TIFF_IFD_0), env, TAG_COPYRIGHT); |
| } |
| |
| { |
| // exposure time |
| camera_metadata_entry entry = |
| results.find(ANDROID_SENSOR_EXPOSURE_TIME); |
| BAIL_IF_EMPTY(entry, env, TAG_EXPOSURETIME); |
| |
| int64_t exposureTime = *(entry.data.i64); |
| |
| if (exposureTime < 0) { |
| // Should be unreachable |
| jniThrowException(env, "java/lang/IllegalArgumentException", |
| "Negative exposure time in metadata"); |
| return; |
| } |
| |
| // Ensure exposure time doesn't overflow (for exposures > 4s) |
| uint32_t denominator = 1000000000; |
| while (exposureTime > UINT32_MAX) { |
| exposureTime >>= 1; |
| denominator >>= 1; |
| if (denominator == 0) { |
| // Should be unreachable |
| jniThrowException(env, "java/lang/IllegalArgumentException", |
| "Exposure time too long"); |
| return; |
| } |
| } |
| |
| uint32_t exposure[] = { static_cast<uint32_t>(exposureTime), denominator }; |
| BAIL_IF_INVALID(writer->addEntry(TAG_EXPOSURETIME, 1, exposure, |
| TIFF_IFD_0), env, TAG_EXPOSURETIME); |
| |
| } |
| |
| { |
| // ISO speed ratings |
| camera_metadata_entry entry = |
| results.find(ANDROID_SENSOR_SENSITIVITY); |
| BAIL_IF_EMPTY(entry, env, TAG_ISOSPEEDRATINGS); |
| |
| int32_t tempIso = *(entry.data.i32); |
| if (tempIso < 0) { |
| jniThrowException(env, "java/lang/IllegalArgumentException", |
| "Negative ISO value"); |
| return; |
| } |
| |
| if (tempIso > UINT16_MAX) { |
| ALOGW("%s: ISO value overflows UINT16_MAX, clamping to max", __FUNCTION__); |
| tempIso = UINT16_MAX; |
| } |
| |
| uint16_t iso = static_cast<uint16_t>(tempIso); |
| BAIL_IF_INVALID(writer->addEntry(TAG_ISOSPEEDRATINGS, 1, &iso, |
| TIFF_IFD_0), env, TAG_ISOSPEEDRATINGS); |
| } |
| |
| { |
| // focal length |
| camera_metadata_entry entry = |
| results.find(ANDROID_LENS_FOCAL_LENGTH); |
| BAIL_IF_EMPTY(entry, env, TAG_FOCALLENGTH); |
| |
| uint32_t focalLength[] = { static_cast<uint32_t>(*(entry.data.f) * 100), 100 }; |
| BAIL_IF_INVALID(writer->addEntry(TAG_FOCALLENGTH, 1, focalLength, |
| TIFF_IFD_0), env, TAG_FOCALLENGTH); |
| } |
| |
| { |
| // f number |
| camera_metadata_entry entry = |
| results.find(ANDROID_LENS_APERTURE); |
| BAIL_IF_EMPTY(entry, env, TAG_FNUMBER); |
| |
| uint32_t fnum[] = { static_cast<uint32_t>(*(entry.data.f) * 100), 100 }; |
| BAIL_IF_INVALID(writer->addEntry(TAG_FNUMBER, 1, fnum, |
| TIFF_IFD_0), env, TAG_FNUMBER); |
| } |
| |
| { |
| // Set DNG version information |
| uint8_t version[4] = {1, 4, 0, 0}; |
| BAIL_IF_INVALID(writer->addEntry(TAG_DNGVERSION, 4, version, TIFF_IFD_0), |
| env, TAG_DNGVERSION); |
| |
| uint8_t backwardVersion[4] = {1, 1, 0, 0}; |
| BAIL_IF_INVALID(writer->addEntry(TAG_DNGBACKWARDVERSION, 4, backwardVersion, TIFF_IFD_0), |
| env, TAG_DNGBACKWARDVERSION); |
| } |
| |
| { |
| // Set whitelevel |
| camera_metadata_entry entry = |
| characteristics.find(ANDROID_SENSOR_INFO_WHITE_LEVEL); |
| BAIL_IF_EMPTY(entry, env, TAG_WHITELEVEL); |
| uint32_t whiteLevel = static_cast<uint32_t>(entry.data.i32[0]); |
| BAIL_IF_INVALID(writer->addEntry(TAG_WHITELEVEL, 1, &whiteLevel, TIFF_IFD_0), env, |
| TAG_WHITELEVEL); |
| } |
| |
| { |
| // Set default scale |
| uint32_t defaultScale[4] = {1, 1, 1, 1}; |
| BAIL_IF_INVALID(writer->addEntry(TAG_DEFAULTSCALE, 2, defaultScale, TIFF_IFD_0), |
| env, TAG_DEFAULTSCALE); |
| } |
| |
| bool singleIlluminant = false; |
| { |
| // Set calibration illuminants |
| camera_metadata_entry entry1 = |
| characteristics.find(ANDROID_SENSOR_REFERENCE_ILLUMINANT1); |
| BAIL_IF_EMPTY(entry1, env, TAG_CALIBRATIONILLUMINANT1); |
| camera_metadata_entry entry2 = |
| characteristics.find(ANDROID_SENSOR_REFERENCE_ILLUMINANT2); |
| if (entry2.count == 0) { |
| singleIlluminant = true; |
| } |
| uint16_t ref1 = entry1.data.u8[0]; |
| |
| BAIL_IF_INVALID(writer->addEntry(TAG_CALIBRATIONILLUMINANT1, 1, &ref1, |
| TIFF_IFD_0), env, TAG_CALIBRATIONILLUMINANT1); |
| |
| if (!singleIlluminant) { |
| uint16_t ref2 = entry2.data.u8[0]; |
| BAIL_IF_INVALID(writer->addEntry(TAG_CALIBRATIONILLUMINANT2, 1, &ref2, |
| TIFF_IFD_0), env, TAG_CALIBRATIONILLUMINANT2); |
| } |
| } |
| |
| { |
| // Set color transforms |
| camera_metadata_entry entry1 = |
| characteristics.find(ANDROID_SENSOR_COLOR_TRANSFORM1); |
| BAIL_IF_EMPTY(entry1, env, TAG_COLORMATRIX1); |
| |
| int32_t colorTransform1[entry1.count * 2]; |
| |
| size_t ctr = 0; |
| for(size_t i = 0; i < entry1.count; ++i) { |
| colorTransform1[ctr++] = entry1.data.r[i].numerator; |
| colorTransform1[ctr++] = entry1.data.r[i].denominator; |
| } |
| |
| BAIL_IF_INVALID(writer->addEntry(TAG_COLORMATRIX1, entry1.count, colorTransform1, TIFF_IFD_0), |
| env, TAG_COLORMATRIX1); |
| |
| if (!singleIlluminant) { |
| camera_metadata_entry entry2 = characteristics.find(ANDROID_SENSOR_COLOR_TRANSFORM2); |
| BAIL_IF_EMPTY(entry2, env, TAG_COLORMATRIX2); |
| int32_t colorTransform2[entry2.count * 2]; |
| |
| ctr = 0; |
| for(size_t i = 0; i < entry2.count; ++i) { |
| colorTransform2[ctr++] = entry2.data.r[i].numerator; |
| colorTransform2[ctr++] = entry2.data.r[i].denominator; |
| } |
| |
| BAIL_IF_INVALID(writer->addEntry(TAG_COLORMATRIX2, entry2.count, colorTransform2, TIFF_IFD_0), |
| env, TAG_COLORMATRIX2); |
| } |
| } |
| |
| { |
| // Set calibration transforms |
| camera_metadata_entry entry1 = |
| characteristics.find(ANDROID_SENSOR_CALIBRATION_TRANSFORM1); |
| BAIL_IF_EMPTY(entry1, env, TAG_CAMERACALIBRATION1); |
| |
| int32_t calibrationTransform1[entry1.count * 2]; |
| |
| size_t ctr = 0; |
| for(size_t i = 0; i < entry1.count; ++i) { |
| calibrationTransform1[ctr++] = entry1.data.r[i].numerator; |
| calibrationTransform1[ctr++] = entry1.data.r[i].denominator; |
| } |
| |
| BAIL_IF_INVALID(writer->addEntry(TAG_CAMERACALIBRATION1, entry1.count, calibrationTransform1, |
| TIFF_IFD_0), env, TAG_CAMERACALIBRATION1); |
| |
| if (!singleIlluminant) { |
| camera_metadata_entry entry2 = |
| characteristics.find(ANDROID_SENSOR_CALIBRATION_TRANSFORM2); |
| BAIL_IF_EMPTY(entry2, env, TAG_CAMERACALIBRATION2); |
| int32_t calibrationTransform2[entry2.count * 2]; |
| |
| ctr = 0; |
| for(size_t i = 0; i < entry2.count; ++i) { |
| calibrationTransform2[ctr++] = entry2.data.r[i].numerator; |
| calibrationTransform2[ctr++] = entry2.data.r[i].denominator; |
| } |
| |
| BAIL_IF_INVALID(writer->addEntry(TAG_CAMERACALIBRATION2, entry2.count, calibrationTransform1, |
| TIFF_IFD_0), env, TAG_CAMERACALIBRATION2); |
| } |
| } |
| |
| { |
| // Set forward transforms |
| camera_metadata_entry entry1 = |
| characteristics.find(ANDROID_SENSOR_FORWARD_MATRIX1); |
| BAIL_IF_EMPTY(entry1, env, TAG_FORWARDMATRIX1); |
| |
| int32_t forwardTransform1[entry1.count * 2]; |
| |
| size_t ctr = 0; |
| for(size_t i = 0; i < entry1.count; ++i) { |
| forwardTransform1[ctr++] = entry1.data.r[i].numerator; |
| forwardTransform1[ctr++] = entry1.data.r[i].denominator; |
| } |
| |
| BAIL_IF_INVALID(writer->addEntry(TAG_FORWARDMATRIX1, entry1.count, forwardTransform1, |
| TIFF_IFD_0), env, TAG_FORWARDMATRIX1); |
| |
| if (!singleIlluminant) { |
| camera_metadata_entry entry2 = |
| characteristics.find(ANDROID_SENSOR_FORWARD_MATRIX2); |
| BAIL_IF_EMPTY(entry2, env, TAG_FORWARDMATRIX2); |
| int32_t forwardTransform2[entry2.count * 2]; |
| |
| ctr = 0; |
| for(size_t i = 0; i < entry2.count; ++i) { |
| forwardTransform2[ctr++] = entry2.data.r[i].numerator; |
| forwardTransform2[ctr++] = entry2.data.r[i].denominator; |
| } |
| |
| BAIL_IF_INVALID(writer->addEntry(TAG_FORWARDMATRIX2, entry2.count, forwardTransform2, |
| TIFF_IFD_0), env, TAG_FORWARDMATRIX2); |
| } |
| } |
| |
| { |
| // Set camera neutral |
| camera_metadata_entry entry = |
| results.find(ANDROID_SENSOR_NEUTRAL_COLOR_POINT); |
| BAIL_IF_EMPTY(entry, env, TAG_ASSHOTNEUTRAL); |
| uint32_t cameraNeutral[entry.count * 2]; |
| |
| size_t ctr = 0; |
| for(size_t i = 0; i < entry.count; ++i) { |
| cameraNeutral[ctr++] = |
| static_cast<uint32_t>(entry.data.r[i].numerator); |
| cameraNeutral[ctr++] = |
| static_cast<uint32_t>(entry.data.r[i].denominator); |
| } |
| |
| BAIL_IF_INVALID(writer->addEntry(TAG_ASSHOTNEUTRAL, entry.count, cameraNeutral, |
| TIFF_IFD_0), env, TAG_ASSHOTNEUTRAL); |
| } |
| |
| { |
| // Setup data strips |
| // TODO: Switch to tiled implementation. |
| uint32_t offset = 0; |
| BAIL_IF_INVALID(writer->addEntry(TAG_STRIPOFFSETS, 1, &offset, TIFF_IFD_0), env, |
| TAG_STRIPOFFSETS); |
| |
| BAIL_IF_INVALID(writer->addEntry(TAG_ROWSPERSTRIP, 1, &imageHeight, TIFF_IFD_0), env, |
| TAG_ROWSPERSTRIP); |
| |
| uint32_t byteCount = imageWidth * imageHeight * bitsPerSample * samplesPerPixel / |
| bitsPerByte; |
| BAIL_IF_INVALID(writer->addEntry(TAG_STRIPBYTECOUNTS, 1, &byteCount, TIFF_IFD_0), env, |
| TAG_STRIPBYTECOUNTS); |
| } |
| |
| { |
| // Setup default crop + crop origin tags |
| uint32_t margin = 8; // Default margin recommended by Adobe for interpolation. |
| uint32_t dimensionLimit = 128; // Smallest image dimension crop margin from. |
| if (imageWidth >= dimensionLimit && imageHeight >= dimensionLimit) { |
| uint32_t defaultCropOrigin[] = {margin, margin}; |
| uint32_t defaultCropSize[] = {imageWidth - margin, imageHeight - margin}; |
| BAIL_IF_INVALID(writer->addEntry(TAG_DEFAULTCROPORIGIN, 2, defaultCropOrigin, |
| TIFF_IFD_0), env, TAG_DEFAULTCROPORIGIN); |
| BAIL_IF_INVALID(writer->addEntry(TAG_DEFAULTCROPSIZE, 2, defaultCropSize, |
| TIFF_IFD_0), env, TAG_DEFAULTCROPSIZE); |
| } |
| } |
| |
| { |
| // Setup unique camera model tag |
| char model[PROPERTY_VALUE_MAX]; |
| property_get("ro.product.model", model, ""); |
| |
| char manufacturer[PROPERTY_VALUE_MAX]; |
| property_get("ro.product.manufacturer", manufacturer, ""); |
| |
| char brand[PROPERTY_VALUE_MAX]; |
| property_get("ro.product.brand", brand, ""); |
| |
| String8 cameraModel(model); |
| cameraModel += "-"; |
| cameraModel += manufacturer; |
| cameraModel += "-"; |
| cameraModel += brand; |
| |
| BAIL_IF_INVALID(writer->addEntry(TAG_UNIQUECAMERAMODEL, cameraModel.size() + 1, |
| reinterpret_cast<const uint8_t*>(cameraModel.string()), TIFF_IFD_0), env, |
| TAG_UNIQUECAMERAMODEL); |
| } |
| |
| { |
| // Setup opcode List 2 |
| camera_metadata_entry entry1 = |
| characteristics.find(ANDROID_LENS_INFO_SHADING_MAP_SIZE); |
| BAIL_IF_EMPTY(entry1, env, TAG_OPCODELIST2); |
| uint32_t lsmWidth = static_cast<uint32_t>(entry1.data.i32[0]); |
| uint32_t lsmHeight = static_cast<uint32_t>(entry1.data.i32[1]); |
| |
| camera_metadata_entry entry2 = |
| results.find(ANDROID_STATISTICS_LENS_SHADING_MAP); |
| BAIL_IF_EMPTY(entry2, env, TAG_OPCODELIST2); |
| if (entry2.count == lsmWidth * lsmHeight * 4) { |
| |
| OpcodeListBuilder builder; |
| status_t err = builder.addGainMapsForMetadata(lsmWidth, |
| lsmHeight, |
| 0, |
| 0, |
| imageHeight, |
| imageWidth, |
| opcodeCfaLayout, |
| entry2.data.f); |
| if (err == OK) { |
| size_t listSize = builder.getSize(); |
| uint8_t opcodeListBuf[listSize]; |
| err = builder.buildOpList(opcodeListBuf); |
| if (err == OK) { |
| BAIL_IF_INVALID(writer->addEntry(TAG_OPCODELIST2, listSize, opcodeListBuf, |
| TIFF_IFD_0), env, TAG_OPCODELIST2); |
| } else { |
| ALOGE("%s: Could not build Lens shading map opcode.", __FUNCTION__); |
| jniThrowRuntimeException(env, "failed to construct lens shading map opcode."); |
| } |
| } else { |
| ALOGE("%s: Could not add Lens shading map.", __FUNCTION__); |
| jniThrowRuntimeException(env, "failed to add lens shading map."); |
| } |
| } else { |
| ALOGW("%s: Lens shading map not present in results, skipping...", __FUNCTION__); |
| } |
| } |
| |
| DngCreator_setCreator(env, thiz, writer); |
| } |
| |
| static void DngCreator_destroy(JNIEnv* env, jobject thiz) { |
| ALOGV("%s:", __FUNCTION__); |
| DngCreator_setCreator(env, thiz, NULL); |
| } |
| |
| static void DngCreator_nativeSetOrientation(JNIEnv* env, jobject thiz) { |
| ALOGV("%s:", __FUNCTION__); |
| jniThrowRuntimeException(env, "nativeSetOrientation is not implemented"); |
| } |
| |
| static void DngCreator_nativeSetThumbnailBitmap(JNIEnv* env, jobject thiz, jobject bitmap) { |
| ALOGV("%s:", __FUNCTION__); |
| jniThrowRuntimeException(env, "nativeSetThumbnailBitmap is not implemented"); |
| } |
| |
| static void DngCreator_nativeSetThumbnailImage(JNIEnv* env, jobject thiz, jint width, jint height, |
| jobject yBuffer, jint yRowStride, jint yPixStride, jobject uBuffer, jint uRowStride, |
| jint uPixStride, jobject vBuffer, jint vRowStride, jint vPixStride) { |
| ALOGV("%s:", __FUNCTION__); |
| jniThrowRuntimeException(env, "nativeSetThumbnailImage is not implemented"); |
| } |
| |
| static void DngCreator_nativeWriteImage(JNIEnv* env, jobject thiz, jobject outStream, jint width, |
| jint height, jobject inBuffer, jint rowStride, jint pixStride) { |
| ALOGV("%s:", __FUNCTION__); |
| |
| sp<JniOutputStream> out = new JniOutputStream(env, outStream); |
| if(env->ExceptionCheck()) { |
| ALOGE("%s: Could not allocate buffers for output stream", __FUNCTION__); |
| return; |
| } |
| |
| uint8_t* pixelBytes = reinterpret_cast<uint8_t*>(env->GetDirectBufferAddress(inBuffer)); |
| if (pixelBytes == NULL) { |
| ALOGE("%s: Could not get native byte buffer", __FUNCTION__); |
| jniThrowException(env, "java/lang/IllegalArgumentException", "Invalid bytebuffer"); |
| return; |
| } |
| |
| TiffWriter* writer = DngCreator_getCreator(env, thiz); |
| if (writer == NULL) { |
| ALOGE("%s: Failed to initialize DngCreator", __FUNCTION__); |
| jniThrowException(env, "java/lang/AssertionError", |
| "Write called with uninitialized DngCreator"); |
| return; |
| } |
| // TODO: handle lens shading map, etc. conversions for other raw buffer sizes. |
| uint32_t metadataWidth = *(writer->getEntry(TAG_IMAGEWIDTH, TIFF_IFD_0)->getData<uint32_t>()); |
| uint32_t metadataHeight = *(writer->getEntry(TAG_IMAGELENGTH, TIFF_IFD_0)->getData<uint32_t>()); |
| if (metadataWidth != width) { |
| jniThrowExceptionFmt(env, "java/lang/IllegalStateException", \ |
| "Metadata width %d doesn't match image width %d", metadataWidth, width); |
| return; |
| } |
| |
| if (metadataHeight != height) { |
| jniThrowExceptionFmt(env, "java/lang/IllegalStateException", \ |
| "Metadata height %d doesn't match image height %d", metadataHeight, height); |
| return; |
| } |
| |
| uint32_t stripOffset = writer->getTotalSize(); |
| |
| BAIL_IF_INVALID(writer->addEntry(TAG_STRIPOFFSETS, 1, &stripOffset, TIFF_IFD_0), env, |
| TAG_STRIPOFFSETS); |
| |
| if (writer->write(out.get()) != OK) { |
| if (!env->ExceptionCheck()) { |
| jniThrowException(env, "java/io/IOException", "Failed to write metadata"); |
| } |
| return; |
| } |
| |
| size_t fullSize = rowStride * height; |
| jlong capacity = env->GetDirectBufferCapacity(inBuffer); |
| if (capacity < 0 || fullSize > capacity) { |
| jniThrowExceptionFmt(env, "java/lang/IllegalStateException", |
| "Invalid size %d for Image, size given in metadata is %d at current stride", |
| capacity, fullSize); |
| return; |
| } |
| |
| if (pixStride == BYTES_PER_SAMPLE && rowStride == width * BYTES_PER_SAMPLE) { |
| if (out->write(pixelBytes, 0, fullSize) != OK || env->ExceptionCheck()) { |
| if (!env->ExceptionCheck()) { |
| jniThrowException(env, "java/io/IOException", "Failed to write pixel data"); |
| } |
| return; |
| } |
| } else if (pixStride == BYTES_PER_SAMPLE) { |
| for (size_t i = 0; i < height; ++i) { |
| if (out->write(pixelBytes, i * rowStride, pixStride * width) != OK || |
| env->ExceptionCheck()) { |
| if (!env->ExceptionCheck()) { |
| jniThrowException(env, "java/io/IOException", "Failed to write pixel data"); |
| } |
| return; |
| } |
| } |
| } else { |
| for (size_t i = 0; i < height; ++i) { |
| for (size_t j = 0; j < width; ++j) { |
| if (out->write(pixelBytes, i * rowStride + j * pixStride, |
| BYTES_PER_SAMPLE) != OK || !env->ExceptionCheck()) { |
| if (env->ExceptionCheck()) { |
| jniThrowException(env, "java/io/IOException", "Failed to write pixel data"); |
| } |
| return; |
| } |
| } |
| } |
| } |
| |
| } |
| |
| static void DngCreator_nativeWriteByteBuffer(JNIEnv* env, jobject thiz, jobject outStream, |
| jobject rawBuffer, jlong offset) { |
| ALOGV("%s:", __FUNCTION__); |
| jniThrowRuntimeException(env, "nativeWriteByteBuffer is not implemented."); |
| } |
| |
| static void DngCreator_nativeWriteInputStream(JNIEnv* env, jobject thiz, jobject outStream, |
| jobject inStream, jlong offset) { |
| ALOGV("%s:", __FUNCTION__); |
| jniThrowRuntimeException(env, "nativeWriteInputStream is not implemented."); |
| } |
| |
| } /*extern "C" */ |
| |
| static JNINativeMethod gDngCreatorMethods[] = { |
| {"nativeClassInit", "()V", (void*) DngCreator_nativeClassInit}, |
| {"nativeInit", "(Landroid/hardware/camera2/impl/CameraMetadataNative;" |
| "Landroid/hardware/camera2/impl/CameraMetadataNative;Ljava/lang/String;)V", |
| (void*) DngCreator_init}, |
| {"nativeDestroy", "()V", (void*) DngCreator_destroy}, |
| {"nativeSetOrientation", "(I)V", (void*) DngCreator_nativeSetOrientation}, |
| {"nativeSetThumbnailBitmap","(Landroid/graphics/Bitmap;)V", |
| (void*) DngCreator_nativeSetThumbnailBitmap}, |
| {"nativeSetThumbnailImage", |
| "(IILjava/nio/ByteBuffer;IILjava/nio/ByteBuffer;IILjava/nio/ByteBuffer;II)V", |
| (void*) DngCreator_nativeSetThumbnailImage}, |
| {"nativeWriteImage", "(Ljava/io/OutputStream;IILjava/nio/ByteBuffer;II)V", |
| (void*) DngCreator_nativeWriteImage}, |
| {"nativeWriteByteBuffer", "(Ljava/io/OutputStream;Ljava/nio/ByteBuffer;J)V", |
| (void*) DngCreator_nativeWriteByteBuffer}, |
| {"nativeWriteInputStream", "(Ljava/io/OutputStream;Ljava/io/InputStream;J)V", |
| (void*) DngCreator_nativeWriteInputStream}, |
| }; |
| |
| int register_android_hardware_camera2_DngCreator(JNIEnv *env) { |
| return AndroidRuntime::registerNativeMethods(env, |
| "android/hardware/camera2/DngCreator", gDngCreatorMethods, |
| NELEM(gDngCreatorMethods)); |
| } |