JpegWasher: src/name/blackcap/exifwasher/exiv2/native.cpp annotate

annotate src/name/blackcap/exifwasher/exiv2/native.cpp @ 46:5de364cb2847

Doc tweaks.

author	David Barts <davidb@stashtea.com>
date	Mon, 04 May 2020 11:06:14 -0700
parents	cd2ca4727b7f
children

rev	line source
0 db63d01a23c6 JNI calls and test case (finally!) seem to work. David Barts <n5jrn@me.com> parents: diff changeset	1 #include <jni.h>
13 a59d84674fb0 Make it seamlessly work on IPTC and XMP metadata, too. David Barts <davidb@stashtea.com> parents: 2 diff changeset	2 #include <string.h>
0 db63d01a23c6 JNI calls and test case (finally!) seem to work. David Barts <n5jrn@me.com> parents: diff changeset	3 #include <exiv2/exiv2.hpp>
2 efd9fe2d70d7 Rationalize exceptions, code whitelist, add command-line tool. David Barts <n5jrn@me.com> parents: 1 diff changeset	4 #include <exception>
0 db63d01a23c6 JNI calls and test case (finally!) seem to work. David Barts <n5jrn@me.com> parents: diff changeset	5 #include <iostream>
db63d01a23c6 JNI calls and test case (finally!) seem to work. David Barts <n5jrn@me.com> parents: diff changeset	6 #include <iomanip>
db63d01a23c6 JNI calls and test case (finally!) seem to work. David Barts <n5jrn@me.com> parents: diff changeset	7 #include <cassert>
db63d01a23c6 JNI calls and test case (finally!) seem to work. David Barts <n5jrn@me.com> parents: diff changeset	8
db63d01a23c6 JNI calls and test case (finally!) seem to work. David Barts <n5jrn@me.com> parents: diff changeset	9 /* Functions for class name_blackcap_exifwasher_exiv2_Image */
db63d01a23c6 JNI calls and test case (finally!) seem to work. David Barts <n5jrn@me.com> parents: diff changeset	10
db63d01a23c6 JNI calls and test case (finally!) seem to work. David Barts <n5jrn@me.com> parents: diff changeset	11 #ifndef _Included_name_blackcap_exifwasher_exiv2_Image
db63d01a23c6 JNI calls and test case (finally!) seem to work. David Barts <n5jrn@me.com> parents: diff changeset	12 #define _Included_name_blackcap_exifwasher_exiv2_Image
db63d01a23c6 JNI calls and test case (finally!) seem to work. David Barts <n5jrn@me.com> parents: diff changeset	13 #ifdef __cplusplus
db63d01a23c6 JNI calls and test case (finally!) seem to work. David Barts <n5jrn@me.com> parents: diff changeset	14 extern "C" {
db63d01a23c6 JNI calls and test case (finally!) seem to work. David Barts <n5jrn@me.com> parents: diff changeset	15 #endif
db63d01a23c6 JNI calls and test case (finally!) seem to work. David Barts <n5jrn@me.com> parents: diff changeset	16
db63d01a23c6 JNI calls and test case (finally!) seem to work. David Barts <n5jrn@me.com> parents: diff changeset	17 /*
db63d01a23c6 JNI calls and test case (finally!) seem to work. David Barts <n5jrn@me.com> parents: diff changeset	18 * Utility function to get pointer field.
db63d01a23c6 JNI calls and test case (finally!) seem to work. David Barts <n5jrn@me.com> parents: diff changeset	19 */
13 a59d84674fb0 Make it seamlessly work on IPTC and XMP metadata, too. David Barts <davidb@stashtea.com> parents: 2 diff changeset	20 Exiv2::Image getPointer(JNIEnv jEnv, jobject jThis) {
a59d84674fb0 Make it seamlessly work on IPTC and XMP metadata, too. David Barts <davidb@stashtea.com> parents: 2 diff changeset	21 return reinterpret_cast<Exiv2::Image *>
a59d84674fb0 Make it seamlessly work on IPTC and XMP metadata, too. David Barts <davidb@stashtea.com> parents: 2 diff changeset	22 (jEnv->GetLongField(jThis,
a59d84674fb0 Make it seamlessly work on IPTC and XMP metadata, too. David Barts <davidb@stashtea.com> parents: 2 diff changeset	23 jEnv->GetFieldID(jEnv->GetObjectClass(jThis), "pointer", "J")));
0 db63d01a23c6 JNI calls and test case (finally!) seem to work. David Barts <n5jrn@me.com> parents: diff changeset	24 }
db63d01a23c6 JNI calls and test case (finally!) seem to work. David Barts <n5jrn@me.com> parents: diff changeset	25
db63d01a23c6 JNI calls and test case (finally!) seem to work. David Barts <n5jrn@me.com> parents: diff changeset	26 /*
db63d01a23c6 JNI calls and test case (finally!) seem to work. David Barts <n5jrn@me.com> parents: diff changeset	27 * Class: name_blackcap_exifwasher_exiv2_Image
db63d01a23c6 JNI calls and test case (finally!) seem to work. David Barts <n5jrn@me.com> parents: diff changeset	28 * Method: _ctor
db63d01a23c6 JNI calls and test case (finally!) seem to work. David Barts <n5jrn@me.com> parents: diff changeset	29 * Signature: (Ljava/lang/String;)J
db63d01a23c6 JNI calls and test case (finally!) seem to work. David Barts <n5jrn@me.com> parents: diff changeset	30 */
db63d01a23c6 JNI calls and test case (finally!) seem to work. David Barts <n5jrn@me.com> parents: diff changeset	31 JNIEXPORT jlong JNICALL Java_name_blackcap_exifwasher_exiv2_Image__1ctor
db63d01a23c6 JNI calls and test case (finally!) seem to work. David Barts <n5jrn@me.com> parents: diff changeset	32 (JNIEnv *jEnv, jobject jThis, jstring path) {
db63d01a23c6 JNI calls and test case (finally!) seem to work. David Barts <n5jrn@me.com> parents: diff changeset	33 const char *cPath = jEnv->GetStringUTFChars(path, NULL);
db63d01a23c6 JNI calls and test case (finally!) seem to work. David Barts <n5jrn@me.com> parents: diff changeset	34 jlong ret = 0;
db63d01a23c6 JNI calls and test case (finally!) seem to work. David Barts <n5jrn@me.com> parents: diff changeset	35 try {
db63d01a23c6 JNI calls and test case (finally!) seem to work. David Barts <n5jrn@me.com> parents: diff changeset	36 ret = reinterpret_cast<jlong> (Exiv2::ImageFactory::open(cPath).release());
2 efd9fe2d70d7 Rationalize exceptions, code whitelist, add command-line tool. David Barts <n5jrn@me.com> parents: 1 diff changeset	37 } catch (std::exception& e) {
1 42277ce58ace Improve exception handling; always use absolute paths on libs. David Barts <n5jrn@me.com> parents: 0 diff changeset	38 jEnv->ExceptionClear();
0 db63d01a23c6 JNI calls and test case (finally!) seem to work. David Barts <n5jrn@me.com> parents: diff changeset	39 jclass ex = jEnv->FindClass("name/blackcap/exifwasher/exiv2/Exiv2Exception");
2 efd9fe2d70d7 Rationalize exceptions, code whitelist, add command-line tool. David Barts <n5jrn@me.com> parents: 1 diff changeset	40 jEnv->ThrowNew(ex, e.what());
0 db63d01a23c6 JNI calls and test case (finally!) seem to work. David Barts <n5jrn@me.com> parents: diff changeset	41 }
db63d01a23c6 JNI calls and test case (finally!) seem to work. David Barts <n5jrn@me.com> parents: diff changeset	42 jEnv->ReleaseStringUTFChars(path, cPath);
db63d01a23c6 JNI calls and test case (finally!) seem to work. David Barts <n5jrn@me.com> parents: diff changeset	43 return ret;
db63d01a23c6 JNI calls and test case (finally!) seem to work. David Barts <n5jrn@me.com> parents: diff changeset	44 }
db63d01a23c6 JNI calls and test case (finally!) seem to work. David Barts <n5jrn@me.com> parents: diff changeset	45
db63d01a23c6 JNI calls and test case (finally!) seem to work. David Barts <n5jrn@me.com> parents: diff changeset	46 /*
db63d01a23c6 JNI calls and test case (finally!) seem to work. David Barts <n5jrn@me.com> parents: diff changeset	47 * Class: name_blackcap_exifwasher_exiv2_Image
db63d01a23c6 JNI calls and test case (finally!) seem to work. David Barts <n5jrn@me.com> parents: diff changeset	48 * Method: _writeMetadata
db63d01a23c6 JNI calls and test case (finally!) seem to work. David Barts <n5jrn@me.com> parents: diff changeset	49 * Signature: ()V
db63d01a23c6 JNI calls and test case (finally!) seem to work. David Barts <n5jrn@me.com> parents: diff changeset	50 */
db63d01a23c6 JNI calls and test case (finally!) seem to work. David Barts <n5jrn@me.com> parents: diff changeset	51 JNIEXPORT void JNICALL Java_name_blackcap_exifwasher_exiv2_Image__1writeMetadata
db63d01a23c6 JNI calls and test case (finally!) seem to work. David Barts <n5jrn@me.com> parents: diff changeset	52 (JNIEnv *jEnv, jobject jThis) {
13 a59d84674fb0 Make it seamlessly work on IPTC and XMP metadata, too. David Barts <davidb@stashtea.com> parents: 2 diff changeset	53 Exiv2::Image *image = getPointer(jEnv, jThis);
1 42277ce58ace Improve exception handling; always use absolute paths on libs. David Barts <n5jrn@me.com> parents: 0 diff changeset	54 if (jEnv->ExceptionCheck()) return;
0 db63d01a23c6 JNI calls and test case (finally!) seem to work. David Barts <n5jrn@me.com> parents: diff changeset	55 try {
db63d01a23c6 JNI calls and test case (finally!) seem to work. David Barts <n5jrn@me.com> parents: diff changeset	56 image->writeMetadata();
2 efd9fe2d70d7 Rationalize exceptions, code whitelist, add command-line tool. David Barts <n5jrn@me.com> parents: 1 diff changeset	57 } catch (std::exception& e) {
1 42277ce58ace Improve exception handling; always use absolute paths on libs. David Barts <n5jrn@me.com> parents: 0 diff changeset	58 jEnv->ExceptionClear();
0 db63d01a23c6 JNI calls and test case (finally!) seem to work. David Barts <n5jrn@me.com> parents: diff changeset	59 jclass ex = jEnv->FindClass("name/blackcap/exifwasher/exiv2/Exiv2Exception");
2 efd9fe2d70d7 Rationalize exceptions, code whitelist, add command-line tool. David Barts <n5jrn@me.com> parents: 1 diff changeset	60 jEnv->ThrowNew(ex, e.what());
0 db63d01a23c6 JNI calls and test case (finally!) seem to work. David Barts <n5jrn@me.com> parents: diff changeset	61 }
db63d01a23c6 JNI calls and test case (finally!) seem to work. David Barts <n5jrn@me.com> parents: diff changeset	62 }
db63d01a23c6 JNI calls and test case (finally!) seem to work. David Barts <n5jrn@me.com> parents: diff changeset	63
db63d01a23c6 JNI calls and test case (finally!) seem to work. David Barts <n5jrn@me.com> parents: diff changeset	64 /*
db63d01a23c6 JNI calls and test case (finally!) seem to work. David Barts <n5jrn@me.com> parents: diff changeset	65 * Class: name_blackcap_exifwasher_exiv2_Image
db63d01a23c6 JNI calls and test case (finally!) seem to work. David Barts <n5jrn@me.com> parents: diff changeset	66 * Method: _getMetadata
db63d01a23c6 JNI calls and test case (finally!) seem to work. David Barts <n5jrn@me.com> parents: diff changeset	67 * Signature: ()J
db63d01a23c6 JNI calls and test case (finally!) seem to work. David Barts <n5jrn@me.com> parents: diff changeset	68 */
db63d01a23c6 JNI calls and test case (finally!) seem to work. David Barts <n5jrn@me.com> parents: diff changeset	69 JNIEXPORT jlong JNICALL Java_name_blackcap_exifwasher_exiv2_Image__1getMetadata
db63d01a23c6 JNI calls and test case (finally!) seem to work. David Barts <n5jrn@me.com> parents: diff changeset	70 (JNIEnv *jEnv, jobject jThis) {
13 a59d84674fb0 Make it seamlessly work on IPTC and XMP metadata, too. David Barts <davidb@stashtea.com> parents: 2 diff changeset	71 Exiv2::Image *image = getPointer(jEnv, jThis);
1 42277ce58ace Improve exception handling; always use absolute paths on libs. David Barts <n5jrn@me.com> parents: 0 diff changeset	72 if (jEnv->ExceptionCheck()) return 0;
0 db63d01a23c6 JNI calls and test case (finally!) seem to work. David Barts <n5jrn@me.com> parents: diff changeset	73 try {
db63d01a23c6 JNI calls and test case (finally!) seem to work. David Barts <n5jrn@me.com> parents: diff changeset	74 image->readMetadata();
2 efd9fe2d70d7 Rationalize exceptions, code whitelist, add command-line tool. David Barts <n5jrn@me.com> parents: 1 diff changeset	75 } catch (std::exception& e) {
1 42277ce58ace Improve exception handling; always use absolute paths on libs. David Barts <n5jrn@me.com> parents: 0 diff changeset	76 jEnv->ExceptionClear();
0 db63d01a23c6 JNI calls and test case (finally!) seem to work. David Barts <n5jrn@me.com> parents: diff changeset	77 jclass ex = jEnv->FindClass("name/blackcap/exifwasher/exiv2/Exiv2Exception");
2 efd9fe2d70d7 Rationalize exceptions, code whitelist, add command-line tool. David Barts <n5jrn@me.com> parents: 1 diff changeset	78 jEnv->ThrowNew(ex, e.what());
1 42277ce58ace Improve exception handling; always use absolute paths on libs. David Barts <n5jrn@me.com> parents: 0 diff changeset	79 return 0;
0 db63d01a23c6 JNI calls and test case (finally!) seem to work. David Barts <n5jrn@me.com> parents: diff changeset	80 }
13 a59d84674fb0 Make it seamlessly work on IPTC and XMP metadata, too. David Barts <davidb@stashtea.com> parents: 2 diff changeset	81 return reinterpret_cast<jlong>(image);
0 db63d01a23c6 JNI calls and test case (finally!) seem to work. David Barts <n5jrn@me.com> parents: diff changeset	82 }
db63d01a23c6 JNI calls and test case (finally!) seem to work. David Barts <n5jrn@me.com> parents: diff changeset	83
db63d01a23c6 JNI calls and test case (finally!) seem to work. David Barts <n5jrn@me.com> parents: diff changeset	84 /*
db63d01a23c6 JNI calls and test case (finally!) seem to work. David Barts <n5jrn@me.com> parents: diff changeset	85 * Class: name_blackcap_exifwasher_exiv2_Image
db63d01a23c6 JNI calls and test case (finally!) seem to work. David Barts <n5jrn@me.com> parents: diff changeset	86 * Method: _dtor
db63d01a23c6 JNI calls and test case (finally!) seem to work. David Barts <n5jrn@me.com> parents: diff changeset	87 * Signature: ()V
db63d01a23c6 JNI calls and test case (finally!) seem to work. David Barts <n5jrn@me.com> parents: diff changeset	88 */
db63d01a23c6 JNI calls and test case (finally!) seem to work. David Barts <n5jrn@me.com> parents: diff changeset	89 JNIEXPORT void JNICALL Java_name_blackcap_exifwasher_exiv2_Image__1dtor
db63d01a23c6 JNI calls and test case (finally!) seem to work. David Barts <n5jrn@me.com> parents: diff changeset	90 (JNIEnv *jEnv, jobject jThis) {
13 a59d84674fb0 Make it seamlessly work on IPTC and XMP metadata, too. David Barts <davidb@stashtea.com> parents: 2 diff changeset	91 Exiv2::Image *image = getPointer(jEnv, jThis);
1 42277ce58ace Improve exception handling; always use absolute paths on libs. David Barts <n5jrn@me.com> parents: 0 diff changeset	92 if (jEnv->ExceptionCheck()) return;
0 db63d01a23c6 JNI calls and test case (finally!) seem to work. David Barts <n5jrn@me.com> parents: diff changeset	93 delete image;
db63d01a23c6 JNI calls and test case (finally!) seem to work. David Barts <n5jrn@me.com> parents: diff changeset	94 }
db63d01a23c6 JNI calls and test case (finally!) seem to work. David Barts <n5jrn@me.com> parents: diff changeset	95
db63d01a23c6 JNI calls and test case (finally!) seem to work. David Barts <n5jrn@me.com> parents: diff changeset	96 #ifdef __cplusplus
db63d01a23c6 JNI calls and test case (finally!) seem to work. David Barts <n5jrn@me.com> parents: diff changeset	97 }
db63d01a23c6 JNI calls and test case (finally!) seem to work. David Barts <n5jrn@me.com> parents: diff changeset	98 #endif
db63d01a23c6 JNI calls and test case (finally!) seem to work. David Barts <n5jrn@me.com> parents: diff changeset	99 #endif
db63d01a23c6 JNI calls and test case (finally!) seem to work. David Barts <n5jrn@me.com> parents: diff changeset	100 /* Header for class name_blackcap_exifwasher_exiv2_ExifData */
db63d01a23c6 JNI calls and test case (finally!) seem to work. David Barts <n5jrn@me.com> parents: diff changeset	101
13 a59d84674fb0 Make it seamlessly work on IPTC and XMP metadata, too. David Barts <davidb@stashtea.com> parents: 2 diff changeset	102 /*
22 cd2ca4727b7f Builds under Windows. davidb parents: 13 diff changeset	103 * Utility function to parse out a type prefix from a key name.
cd2ca4727b7f Builds under Windows. davidb parents: 13 diff changeset	104 */
cd2ca4727b7f Builds under Windows. davidb parents: 13 diff changeset	105 char getType(const char key) {
cd2ca4727b7f Builds under Windows. davidb parents: 13 diff changeset	106 const char *dot = strchr(key, '.');
cd2ca4727b7f Builds under Windows. davidb parents: 13 diff changeset	107 if (dot == NULL)
cd2ca4727b7f Builds under Windows. davidb parents: 13 diff changeset	108 throw std::invalid_argument(std::string("invalid key: ") + std::string(key));
cd2ca4727b7f Builds under Windows. davidb parents: 13 diff changeset	109 int length = dot - key;
cd2ca4727b7f Builds under Windows. davidb parents: 13 diff changeset	110 char ret = (char ) malloc(length + 1);
cd2ca4727b7f Builds under Windows. davidb parents: 13 diff changeset	111 memcpy(ret, key, length);
cd2ca4727b7f Builds under Windows. davidb parents: 13 diff changeset	112 ret[length] = '\0';
cd2ca4727b7f Builds under Windows. davidb parents: 13 diff changeset	113 return ret;
cd2ca4727b7f Builds under Windows. davidb parents: 13 diff changeset	114 }
cd2ca4727b7f Builds under Windows. davidb parents: 13 diff changeset	115
cd2ca4727b7f Builds under Windows. davidb parents: 13 diff changeset	116 /*
13 a59d84674fb0 Make it seamlessly work on IPTC and XMP metadata, too. David Barts <davidb@stashtea.com> parents: 2 diff changeset	117 * Utility function to delete a (key, value) pair.
a59d84674fb0 Make it seamlessly work on IPTC and XMP metadata, too. David Barts <davidb@stashtea.com> parents: 2 diff changeset	118 */
a59d84674fb0 Make it seamlessly work on IPTC and XMP metadata, too. David Barts <davidb@stashtea.com> parents: 2 diff changeset	119 template<class D, class K>
a59d84674fb0 Make it seamlessly work on IPTC and XMP metadata, too. David Barts <davidb@stashtea.com> parents: 2 diff changeset	120 void deleteValue(D &data, const char *key) {
a59d84674fb0 Make it seamlessly work on IPTC and XMP metadata, too. David Barts <davidb@stashtea.com> parents: 2 diff changeset	121 typename D::iterator found = data.findKey(K(std::string(key)));
a59d84674fb0 Make it seamlessly work on IPTC and XMP metadata, too. David Barts <davidb@stashtea.com> parents: 2 diff changeset	122 data.erase(found);
a59d84674fb0 Make it seamlessly work on IPTC and XMP metadata, too. David Barts <davidb@stashtea.com> parents: 2 diff changeset	123 }
a59d84674fb0 Make it seamlessly work on IPTC and XMP metadata, too. David Barts <davidb@stashtea.com> parents: 2 diff changeset	124
a59d84674fb0 Make it seamlessly work on IPTC and XMP metadata, too. David Barts <davidb@stashtea.com> parents: 2 diff changeset	125 /*
a59d84674fb0 Make it seamlessly work on IPTC and XMP metadata, too. David Barts <davidb@stashtea.com> parents: 2 diff changeset	126 * Utility function to retrieve a value, given a key.
a59d84674fb0 Make it seamlessly work on IPTC and XMP metadata, too. David Barts <davidb@stashtea.com> parents: 2 diff changeset	127 */
a59d84674fb0 Make it seamlessly work on IPTC and XMP metadata, too. David Barts <davidb@stashtea.com> parents: 2 diff changeset	128 template<class D, class K>
a59d84674fb0 Make it seamlessly work on IPTC and XMP metadata, too. David Barts <davidb@stashtea.com> parents: 2 diff changeset	129 jobject getValue(JNIEnv jEnv, D &data, const char key) {
a59d84674fb0 Make it seamlessly work on IPTC and XMP metadata, too. David Barts <davidb@stashtea.com> parents: 2 diff changeset	130 typename D::iterator found = data.findKey(K(std::string(key)));
a59d84674fb0 Make it seamlessly work on IPTC and XMP metadata, too. David Barts <davidb@stashtea.com> parents: 2 diff changeset	131 if (found == data.end()) {
a59d84674fb0 Make it seamlessly work on IPTC and XMP metadata, too. David Barts <davidb@stashtea.com> parents: 2 diff changeset	132 return NULL;
a59d84674fb0 Make it seamlessly work on IPTC and XMP metadata, too. David Barts <davidb@stashtea.com> parents: 2 diff changeset	133 }
a59d84674fb0 Make it seamlessly work on IPTC and XMP metadata, too. David Barts <davidb@stashtea.com> parents: 2 diff changeset	134 jclass klass = jEnv->FindClass("name/blackcap/exifwasher/exiv2/ExifData$Value");
a59d84674fb0 Make it seamlessly work on IPTC and XMP metadata, too. David Barts <davidb@stashtea.com> parents: 2 diff changeset	135 if (jEnv->ExceptionCheck()) return NULL;
a59d84674fb0 Make it seamlessly work on IPTC and XMP metadata, too. David Barts <davidb@stashtea.com> parents: 2 diff changeset	136 jstring type = jEnv->NewStringUTF(found->typeName());
a59d84674fb0 Make it seamlessly work on IPTC and XMP metadata, too. David Barts <davidb@stashtea.com> parents: 2 diff changeset	137 jstring value = jEnv->NewStringUTF(found->toString().c_str());
a59d84674fb0 Make it seamlessly work on IPTC and XMP metadata, too. David Barts <davidb@stashtea.com> parents: 2 diff changeset	138 jmethodID method = jEnv->GetMethodID(klass, "<init>", "(Ljava/lang/String;Ljava/lang/String;)V");
a59d84674fb0 Make it seamlessly work on IPTC and XMP metadata, too. David Barts <davidb@stashtea.com> parents: 2 diff changeset	139 if (jEnv->ExceptionCheck()) return NULL;
a59d84674fb0 Make it seamlessly work on IPTC and XMP metadata, too. David Barts <davidb@stashtea.com> parents: 2 diff changeset	140 return jEnv->NewObject(klass, method, type, value);
a59d84674fb0 Make it seamlessly work on IPTC and XMP metadata, too. David Barts <davidb@stashtea.com> parents: 2 diff changeset	141 }
a59d84674fb0 Make it seamlessly work on IPTC and XMP metadata, too. David Barts <davidb@stashtea.com> parents: 2 diff changeset	142
a59d84674fb0 Make it seamlessly work on IPTC and XMP metadata, too. David Barts <davidb@stashtea.com> parents: 2 diff changeset	143 /*
a59d84674fb0 Make it seamlessly work on IPTC and XMP metadata, too. David Barts <davidb@stashtea.com> parents: 2 diff changeset	144 * Utility function to read keys, given a target to put them and a collection
a59d84674fb0 Make it seamlessly work on IPTC and XMP metadata, too. David Barts <davidb@stashtea.com> parents: 2 diff changeset	145 * of data.
a59d84674fb0 Make it seamlessly work on IPTC and XMP metadata, too. David Barts <davidb@stashtea.com> parents: 2 diff changeset	146 */
a59d84674fb0 Make it seamlessly work on IPTC and XMP metadata, too. David Barts <davidb@stashtea.com> parents: 2 diff changeset	147 template<class D>
a59d84674fb0 Make it seamlessly work on IPTC and XMP metadata, too. David Barts <davidb@stashtea.com> parents: 2 diff changeset	148 jsize getKeys(JNIEnv *jEnv, jobjectArray target, jsize start, D &data) {
a59d84674fb0 Make it seamlessly work on IPTC and XMP metadata, too. David Barts <davidb@stashtea.com> parents: 2 diff changeset	149 typename D::const_iterator end = data.end();
a59d84674fb0 Make it seamlessly work on IPTC and XMP metadata, too. David Barts <davidb@stashtea.com> parents: 2 diff changeset	150 jsize j = start;
a59d84674fb0 Make it seamlessly work on IPTC and XMP metadata, too. David Barts <davidb@stashtea.com> parents: 2 diff changeset	151 for (typename D::const_iterator i = data.begin(); i != end; ++i) {
a59d84674fb0 Make it seamlessly work on IPTC and XMP metadata, too. David Barts <davidb@stashtea.com> parents: 2 diff changeset	152 jEnv->SetObjectArrayElement(target, j++, jEnv->NewStringUTF(i->key().c_str()));
a59d84674fb0 Make it seamlessly work on IPTC and XMP metadata, too. David Barts <davidb@stashtea.com> parents: 2 diff changeset	153 if (jEnv->ExceptionCheck()) break;
a59d84674fb0 Make it seamlessly work on IPTC and XMP metadata, too. David Barts <davidb@stashtea.com> parents: 2 diff changeset	154 }
a59d84674fb0 Make it seamlessly work on IPTC and XMP metadata, too. David Barts <davidb@stashtea.com> parents: 2 diff changeset	155 return j;
a59d84674fb0 Make it seamlessly work on IPTC and XMP metadata, too. David Barts <davidb@stashtea.com> parents: 2 diff changeset	156 }
a59d84674fb0 Make it seamlessly work on IPTC and XMP metadata, too. David Barts <davidb@stashtea.com> parents: 2 diff changeset	157
0 db63d01a23c6 JNI calls and test case (finally!) seem to work. David Barts <n5jrn@me.com> parents: diff changeset	158 #ifndef _Included_name_blackcap_exifwasher_exiv2_ExifData
db63d01a23c6 JNI calls and test case (finally!) seem to work. David Barts <n5jrn@me.com> parents: diff changeset	159 #define _Included_name_blackcap_exifwasher_exiv2_ExifData
db63d01a23c6 JNI calls and test case (finally!) seem to work. David Barts <n5jrn@me.com> parents: diff changeset	160 #ifdef __cplusplus
db63d01a23c6 JNI calls and test case (finally!) seem to work. David Barts <n5jrn@me.com> parents: diff changeset	161 extern "C" {
db63d01a23c6 JNI calls and test case (finally!) seem to work. David Barts <n5jrn@me.com> parents: diff changeset	162 #endif
13 a59d84674fb0 Make it seamlessly work on IPTC and XMP metadata, too. David Barts <davidb@stashtea.com> parents: 2 diff changeset	163
a59d84674fb0 Make it seamlessly work on IPTC and XMP metadata, too. David Barts <davidb@stashtea.com> parents: 2 diff changeset	164 /*
0 db63d01a23c6 JNI calls and test case (finally!) seem to work. David Barts <n5jrn@me.com> parents: diff changeset	165 * Class: name_blackcap_exifwasher_exiv2_ExifData
db63d01a23c6 JNI calls and test case (finally!) seem to work. David Barts <n5jrn@me.com> parents: diff changeset	166 * Method: _erase
db63d01a23c6 JNI calls and test case (finally!) seem to work. David Barts <n5jrn@me.com> parents: diff changeset	167 * Signature: (Ljava/lang/String;)V
db63d01a23c6 JNI calls and test case (finally!) seem to work. David Barts <n5jrn@me.com> parents: diff changeset	168 */
db63d01a23c6 JNI calls and test case (finally!) seem to work. David Barts <n5jrn@me.com> parents: diff changeset	169 JNIEXPORT void JNICALL Java_name_blackcap_exifwasher_exiv2_ExifData__1erase
db63d01a23c6 JNI calls and test case (finally!) seem to work. David Barts <n5jrn@me.com> parents: diff changeset	170 (JNIEnv *jEnv, jobject jThis, jstring key) {
13 a59d84674fb0 Make it seamlessly work on IPTC and XMP metadata, too. David Barts <davidb@stashtea.com> parents: 2 diff changeset	171 Exiv2::Image *image = getPointer(jEnv, jThis);
1 42277ce58ace Improve exception handling; always use absolute paths on libs. David Barts <n5jrn@me.com> parents: 0 diff changeset	172 if (jEnv->ExceptionCheck()) return;
0 db63d01a23c6 JNI calls and test case (finally!) seem to work. David Barts <n5jrn@me.com> parents: diff changeset	173 const char *cKey = jEnv->GetStringUTFChars(key, NULL);
13 a59d84674fb0 Make it seamlessly work on IPTC and XMP metadata, too. David Barts <davidb@stashtea.com> parents: 2 diff changeset	174 char *type = NULL;
0 db63d01a23c6 JNI calls and test case (finally!) seem to work. David Barts <n5jrn@me.com> parents: diff changeset	175 try {
13 a59d84674fb0 Make it seamlessly work on IPTC and XMP metadata, too. David Barts <davidb@stashtea.com> parents: 2 diff changeset	176 type = getType(cKey);
a59d84674fb0 Make it seamlessly work on IPTC and XMP metadata, too. David Barts <davidb@stashtea.com> parents: 2 diff changeset	177 if (!strcmp(type, "Exif")) {
a59d84674fb0 Make it seamlessly work on IPTC and XMP metadata, too. David Barts <davidb@stashtea.com> parents: 2 diff changeset	178 deleteValue<Exiv2::ExifData, Exiv2::ExifKey>(image->exifData(), cKey);
a59d84674fb0 Make it seamlessly work on IPTC and XMP metadata, too. David Barts <davidb@stashtea.com> parents: 2 diff changeset	179 } else if (!strcmp(type, "Xmp")) {
a59d84674fb0 Make it seamlessly work on IPTC and XMP metadata, too. David Barts <davidb@stashtea.com> parents: 2 diff changeset	180 deleteValue<Exiv2::XmpData, Exiv2::XmpKey>(image->xmpData(), cKey);
a59d84674fb0 Make it seamlessly work on IPTC and XMP metadata, too. David Barts <davidb@stashtea.com> parents: 2 diff changeset	181 } else if (!strcmp(type, "Iptc")) {
a59d84674fb0 Make it seamlessly work on IPTC and XMP metadata, too. David Barts <davidb@stashtea.com> parents: 2 diff changeset	182 deleteValue<Exiv2::IptcData, Exiv2::IptcKey>(image->iptcData(), cKey);
a59d84674fb0 Make it seamlessly work on IPTC and XMP metadata, too. David Barts <davidb@stashtea.com> parents: 2 diff changeset	183 } else {
a59d84674fb0 Make it seamlessly work on IPTC and XMP metadata, too. David Barts <davidb@stashtea.com> parents: 2 diff changeset	184 throw std::invalid_argument(std::string("invalid key: ") + std::string(cKey));
a59d84674fb0 Make it seamlessly work on IPTC and XMP metadata, too. David Barts <davidb@stashtea.com> parents: 2 diff changeset	185 }
2 efd9fe2d70d7 Rationalize exceptions, code whitelist, add command-line tool. David Barts <n5jrn@me.com> parents: 1 diff changeset	186 } catch (std::exception& e) {
1 42277ce58ace Improve exception handling; always use absolute paths on libs. David Barts <n5jrn@me.com> parents: 0 diff changeset	187 jEnv->ExceptionClear();
0 db63d01a23c6 JNI calls and test case (finally!) seem to work. David Barts <n5jrn@me.com> parents: diff changeset	188 jclass ex = jEnv->FindClass("name/blackcap/exifwasher/exiv2/Exiv2Exception");
2 efd9fe2d70d7 Rationalize exceptions, code whitelist, add command-line tool. David Barts <n5jrn@me.com> parents: 1 diff changeset	189 jEnv->ThrowNew(ex, e.what());
0 db63d01a23c6 JNI calls and test case (finally!) seem to work. David Barts <n5jrn@me.com> parents: diff changeset	190 }
13 a59d84674fb0 Make it seamlessly work on IPTC and XMP metadata, too. David Barts <davidb@stashtea.com> parents: 2 diff changeset	191 if (type != NULL) free(type);
0 db63d01a23c6 JNI calls and test case (finally!) seem to work. David Barts <n5jrn@me.com> parents: diff changeset	192 jEnv->ReleaseStringUTFChars(key, cKey);
db63d01a23c6 JNI calls and test case (finally!) seem to work. David Barts <n5jrn@me.com> parents: diff changeset	193 }
db63d01a23c6 JNI calls and test case (finally!) seem to work. David Barts <n5jrn@me.com> parents: diff changeset	194
db63d01a23c6 JNI calls and test case (finally!) seem to work. David Barts <n5jrn@me.com> parents: diff changeset	195 /*
db63d01a23c6 JNI calls and test case (finally!) seem to work. David Barts <n5jrn@me.com> parents: diff changeset	196 * Class: name_blackcap_exifwasher_exiv2_ExifData
db63d01a23c6 JNI calls and test case (finally!) seem to work. David Barts <n5jrn@me.com> parents: diff changeset	197 * Method: _value
db63d01a23c6 JNI calls and test case (finally!) seem to work. David Barts <n5jrn@me.com> parents: diff changeset	198 * Signature: (Ljava/lang/String;)Lname/blackcap/exifwasher/exiv2/ExifData/Value;
db63d01a23c6 JNI calls and test case (finally!) seem to work. David Barts <n5jrn@me.com> parents: diff changeset	199 */
db63d01a23c6 JNI calls and test case (finally!) seem to work. David Barts <n5jrn@me.com> parents: diff changeset	200 JNIEXPORT jobject JNICALL Java_name_blackcap_exifwasher_exiv2_ExifData__1value
db63d01a23c6 JNI calls and test case (finally!) seem to work. David Barts <n5jrn@me.com> parents: diff changeset	201 (JNIEnv *jEnv, jobject jThis, jstring key) {
13 a59d84674fb0 Make it seamlessly work on IPTC and XMP metadata, too. David Barts <davidb@stashtea.com> parents: 2 diff changeset	202 Exiv2::Image *image = getPointer(jEnv, jThis);
1 42277ce58ace Improve exception handling; always use absolute paths on libs. David Barts <n5jrn@me.com> parents: 0 diff changeset	203 if (jEnv->ExceptionCheck()) return NULL;
0 db63d01a23c6 JNI calls and test case (finally!) seem to work. David Barts <n5jrn@me.com> parents: diff changeset	204 const char *cKey = jEnv->GetStringUTFChars(key, NULL);
13 a59d84674fb0 Make it seamlessly work on IPTC and XMP metadata, too. David Barts <davidb@stashtea.com> parents: 2 diff changeset	205 char *type = NULL;
a59d84674fb0 Make it seamlessly work on IPTC and XMP metadata, too. David Barts <davidb@stashtea.com> parents: 2 diff changeset	206 jobject ret = NULL;
a59d84674fb0 Make it seamlessly work on IPTC and XMP metadata, too. David Barts <davidb@stashtea.com> parents: 2 diff changeset	207 try {
a59d84674fb0 Make it seamlessly work on IPTC and XMP metadata, too. David Barts <davidb@stashtea.com> parents: 2 diff changeset	208 type = getType(cKey);
a59d84674fb0 Make it seamlessly work on IPTC and XMP metadata, too. David Barts <davidb@stashtea.com> parents: 2 diff changeset	209 if (!strcmp(type, "Exif")) {
a59d84674fb0 Make it seamlessly work on IPTC and XMP metadata, too. David Barts <davidb@stashtea.com> parents: 2 diff changeset	210 ret = getValue<Exiv2::ExifData, Exiv2::ExifKey>(jEnv, image->exifData(), cKey);
a59d84674fb0 Make it seamlessly work on IPTC and XMP metadata, too. David Barts <davidb@stashtea.com> parents: 2 diff changeset	211 } else if (!strcmp(type, "Xmp")) {
a59d84674fb0 Make it seamlessly work on IPTC and XMP metadata, too. David Barts <davidb@stashtea.com> parents: 2 diff changeset	212 ret = getValue<Exiv2::XmpData, Exiv2::XmpKey>(jEnv, image->xmpData(), cKey);
a59d84674fb0 Make it seamlessly work on IPTC and XMP metadata, too. David Barts <davidb@stashtea.com> parents: 2 diff changeset	213 } else if (!strcmp(type, "Iptc")) {
a59d84674fb0 Make it seamlessly work on IPTC and XMP metadata, too. David Barts <davidb@stashtea.com> parents: 2 diff changeset	214 ret = getValue<Exiv2::IptcData, Exiv2::IptcKey>(jEnv, image->iptcData(), cKey);
a59d84674fb0 Make it seamlessly work on IPTC and XMP metadata, too. David Barts <davidb@stashtea.com> parents: 2 diff changeset	215 } else {
a59d84674fb0 Make it seamlessly work on IPTC and XMP metadata, too. David Barts <davidb@stashtea.com> parents: 2 diff changeset	216 throw std::invalid_argument(std::string("invalid key: ") + std::string(cKey));
a59d84674fb0 Make it seamlessly work on IPTC and XMP metadata, too. David Barts <davidb@stashtea.com> parents: 2 diff changeset	217 }
a59d84674fb0 Make it seamlessly work on IPTC and XMP metadata, too. David Barts <davidb@stashtea.com> parents: 2 diff changeset	218 } catch (std::exception& e) {
a59d84674fb0 Make it seamlessly work on IPTC and XMP metadata, too. David Barts <davidb@stashtea.com> parents: 2 diff changeset	219 jEnv->ExceptionClear();
a59d84674fb0 Make it seamlessly work on IPTC and XMP metadata, too. David Barts <davidb@stashtea.com> parents: 2 diff changeset	220 jclass ex = jEnv->FindClass("name/blackcap/exifwasher/exiv2/Exiv2Exception");
a59d84674fb0 Make it seamlessly work on IPTC and XMP metadata, too. David Barts <davidb@stashtea.com> parents: 2 diff changeset	221 jEnv->ThrowNew(ex, e.what());
0 db63d01a23c6 JNI calls and test case (finally!) seem to work. David Barts <n5jrn@me.com> parents: diff changeset	222 }
13 a59d84674fb0 Make it seamlessly work on IPTC and XMP metadata, too. David Barts <davidb@stashtea.com> parents: 2 diff changeset	223 if (type != NULL) free(type);
a59d84674fb0 Make it seamlessly work on IPTC and XMP metadata, too. David Barts <davidb@stashtea.com> parents: 2 diff changeset	224 jEnv->ReleaseStringUTFChars(key, cKey);
a59d84674fb0 Make it seamlessly work on IPTC and XMP metadata, too. David Barts <davidb@stashtea.com> parents: 2 diff changeset	225 return ret;
0 db63d01a23c6 JNI calls and test case (finally!) seem to work. David Barts <n5jrn@me.com> parents: diff changeset	226 }
db63d01a23c6 JNI calls and test case (finally!) seem to work. David Barts <n5jrn@me.com> parents: diff changeset	227
db63d01a23c6 JNI calls and test case (finally!) seem to work. David Barts <n5jrn@me.com> parents: diff changeset	228 /*
db63d01a23c6 JNI calls and test case (finally!) seem to work. David Barts <n5jrn@me.com> parents: diff changeset	229 * Class: name_blackcap_exifwasher_exiv2_ExifData
db63d01a23c6 JNI calls and test case (finally!) seem to work. David Barts <n5jrn@me.com> parents: diff changeset	230 * Method: _keys
db63d01a23c6 JNI calls and test case (finally!) seem to work. David Barts <n5jrn@me.com> parents: diff changeset	231 * Signature: ()[Ljava/lang/String;
db63d01a23c6 JNI calls and test case (finally!) seem to work. David Barts <n5jrn@me.com> parents: diff changeset	232 */
db63d01a23c6 JNI calls and test case (finally!) seem to work. David Barts <n5jrn@me.com> parents: diff changeset	233 JNIEXPORT jobjectArray JNICALL Java_name_blackcap_exifwasher_exiv2_ExifData__1keys
db63d01a23c6 JNI calls and test case (finally!) seem to work. David Barts <n5jrn@me.com> parents: diff changeset	234 (JNIEnv *jEnv, jobject jThis) {
13 a59d84674fb0 Make it seamlessly work on IPTC and XMP metadata, too. David Barts <davidb@stashtea.com> parents: 2 diff changeset	235 Exiv2::Image *image = getPointer(jEnv, jThis);
a59d84674fb0 Make it seamlessly work on IPTC and XMP metadata, too. David Barts <davidb@stashtea.com> parents: 2 diff changeset	236 Exiv2::ExifData eData = image->exifData();
a59d84674fb0 Make it seamlessly work on IPTC and XMP metadata, too. David Barts <davidb@stashtea.com> parents: 2 diff changeset	237 Exiv2::XmpData xData = image->xmpData();
a59d84674fb0 Make it seamlessly work on IPTC and XMP metadata, too. David Barts <davidb@stashtea.com> parents: 2 diff changeset	238 Exiv2::IptcData iData = image->iptcData();
1 42277ce58ace Improve exception handling; always use absolute paths on libs. David Barts <n5jrn@me.com> parents: 0 diff changeset	239 if (jEnv->ExceptionCheck()) return NULL;
0 db63d01a23c6 JNI calls and test case (finally!) seem to work. David Barts <n5jrn@me.com> parents: diff changeset	240 jclass klass = jEnv->FindClass("java/lang/String");
1 42277ce58ace Improve exception handling; always use absolute paths on libs. David Barts <n5jrn@me.com> parents: 0 diff changeset	241 if (jEnv->ExceptionCheck()) return NULL;
13 a59d84674fb0 Make it seamlessly work on IPTC and XMP metadata, too. David Barts <davidb@stashtea.com> parents: 2 diff changeset	242 jobjectArray ret = jEnv->NewObjectArray(eData.count() + iData.count() + xData.count(), klass, NULL);
a59d84674fb0 Make it seamlessly work on IPTC and XMP metadata, too. David Barts <davidb@stashtea.com> parents: 2 diff changeset	243 if (jEnv->ExceptionCheck()) return NULL;
a59d84674fb0 Make it seamlessly work on IPTC and XMP metadata, too. David Barts <davidb@stashtea.com> parents: 2 diff changeset	244 jsize start = getKeys(jEnv, ret, 0, eData);
1 42277ce58ace Improve exception handling; always use absolute paths on libs. David Barts <n5jrn@me.com> parents: 0 diff changeset	245 if (jEnv->ExceptionCheck()) return NULL;
13 a59d84674fb0 Make it seamlessly work on IPTC and XMP metadata, too. David Barts <davidb@stashtea.com> parents: 2 diff changeset	246 start = getKeys(jEnv, ret, start, xData);
a59d84674fb0 Make it seamlessly work on IPTC and XMP metadata, too. David Barts <davidb@stashtea.com> parents: 2 diff changeset	247 if (jEnv->ExceptionCheck()) return NULL;
a59d84674fb0 Make it seamlessly work on IPTC and XMP metadata, too. David Barts <davidb@stashtea.com> parents: 2 diff changeset	248 start = getKeys(jEnv, ret, start, iData);
a59d84674fb0 Make it seamlessly work on IPTC and XMP metadata, too. David Barts <davidb@stashtea.com> parents: 2 diff changeset	249 if (jEnv->ExceptionCheck()) return NULL;
0 db63d01a23c6 JNI calls and test case (finally!) seem to work. David Barts <n5jrn@me.com> parents: diff changeset	250 return ret;
db63d01a23c6 JNI calls and test case (finally!) seem to work. David Barts <n5jrn@me.com> parents: diff changeset	251 }
db63d01a23c6 JNI calls and test case (finally!) seem to work. David Barts <n5jrn@me.com> parents: diff changeset	252
db63d01a23c6 JNI calls and test case (finally!) seem to work. David Barts <n5jrn@me.com> parents: diff changeset	253 #ifdef __cplusplus
db63d01a23c6 JNI calls and test case (finally!) seem to work. David Barts <n5jrn@me.com> parents: diff changeset	254 }
db63d01a23c6 JNI calls and test case (finally!) seem to work. David Barts <n5jrn@me.com> parents: diff changeset	255 #endif
db63d01a23c6 JNI calls and test case (finally!) seem to work. David Barts <n5jrn@me.com> parents: diff changeset	256 #endif

Mercurial > cgi-bin > hgweb.cgi > JpegWasher

annotate src/name/blackcap/exifwasher/exiv2/native.cpp @ 46:5de364cb2847