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Added native camera Android sample; Added manual port of VideoCapture class.

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This commit is contained in:
Andrey Kamaev
2011-07-15 14:03:53 +00:00
parent c3d40ca0dd
commit cc447448ff
18 changed files with 1043 additions and 5 deletions
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2
modules/java/android_test/src/org/opencv/test/highgui/VideoCaptureTest.java
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@@ -1,7 +1,7 @@
package org.opencv.test.highgui;
import org.opencv.highgui;
import org.opencv.highgui.VideoCapture;
import org.opencv.VideoCapture;
import org.opencv.test.OpenCVTestCase;

1
modules/java/gen_java.py
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@@ -88,6 +88,7 @@ func_ignore_list = (
class_ignore_list = (
"VideoWriter",
"VideoCapture",
)
# c_type : { java/jni correspondence }

454
modules/java/src/cpp/VideoCapture.cpp Normal file
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@@ -0,0 +1,454 @@
//
// This file is auto-generated, please don't edit!
//
#include <jni.h>
#ifdef DEBUG
#include <android/log.h>
#define MODULE_LOG_TAG "OpenCV.highgui"
#define LOGD(...) ((void)__android_log_print(ANDROID_LOG_DEBUG, MODULE_LOG_TAG, __VA_ARGS__))
#endif // DEBUG
#include "opencv2/highgui/highgui_c.h"
#include "opencv2/highgui/highgui.hpp"
using namespace cv;
extern "C" {
//
// VideoCapture::VideoCapture()
//
JNIEXPORT jlong JNICALL Java_org_opencv_VideoCapture_n_1VideoCapture__
(JNIEnv* env, jclass cls)
{
try {
#ifdef DEBUG
LOGD("highgui::VideoCapture_n_1VideoCapture__()");
#endif // DEBUG
VideoCapture* _retval_ = new VideoCapture( );
return (jlong) _retval_;
} catch(cv::Exception e) {
#ifdef DEBUG
LOGD("highgui::VideoCapture_n_1VideoCapture__() catched cv::Exception: %s", e.what());
#endif // DEBUG
jclass je = env->FindClass("org/opencv/CvException");
if(!je) je = env->FindClass("java/lang/Exception");
env->ThrowNew(je, e.what());
return 0;
} catch (...) {
#ifdef DEBUG
LOGD("highgui::VideoCapture_n_1VideoCapture__() catched unknown exception (...)");
#endif // DEBUG
jclass je = env->FindClass("java/lang/Exception");
env->ThrowNew(je, "Unknown exception in JNI code {highgui::VideoCapture_n_1VideoCapture__()}");
return 0;
}
}
//
// VideoCapture::VideoCapture(int device)
//
JNIEXPORT jlong JNICALL Java_org_opencv_VideoCapture_n_1VideoCapture__I
(JNIEnv* env, jclass cls, jint device)
{
try {
#ifdef DEBUG
LOGD("highgui::VideoCapture_n_1VideoCapture__I()");
#endif // DEBUG
VideoCapture* _retval_ = new VideoCapture( device );
return (jlong) _retval_;
} catch(cv::Exception e) {
#ifdef DEBUG
LOGD("highgui::VideoCapture_n_1VideoCapture__I() catched cv::Exception: %s", e.what());
#endif // DEBUG
jclass je = env->FindClass("org/opencv/CvException");
if(!je) je = env->FindClass("java/lang/Exception");
env->ThrowNew(je, e.what());
return 0;
} catch (...) {
#ifdef DEBUG
LOGD("highgui::VideoCapture_n_1VideoCapture__I() catched unknown exception (...)");
#endif // DEBUG
jclass je = env->FindClass("java/lang/Exception");
env->ThrowNew(je, "Unknown exception in JNI code {highgui::VideoCapture_n_1VideoCapture__I()}");
return 0;
}
}
//
// double VideoCapture::get(int propId)
//
JNIEXPORT jdouble JNICALL Java_org_opencv_VideoCapture_n_1get
(JNIEnv* env, jclass cls, jlong self, jint propId)
{
try {
#ifdef DEBUG
LOGD("highgui::VideoCapture_n_1get()");
#endif // DEBUG
VideoCapture* me = (VideoCapture*) self; //TODO: check for NULL
double _retval_ = me->get( propId );
return _retval_;
} catch(cv::Exception e) {
#ifdef DEBUG
LOGD("highgui::VideoCapture_n_1get() catched cv::Exception: %s", e.what());
#endif // DEBUG
jclass je = env->FindClass("org/opencv/CvException");
if(!je) je = env->FindClass("java/lang/Exception");
env->ThrowNew(je, e.what());
return 0;
} catch (...) {
#ifdef DEBUG
LOGD("highgui::VideoCapture_n_1get() catched unknown exception (...)");
#endif // DEBUG
jclass je = env->FindClass("java/lang/Exception");
env->ThrowNew(je, "Unknown exception in JNI code {highgui::VideoCapture_n_1get()}");
return 0;
}
}
//
// bool VideoCapture::grab()
//
JNIEXPORT jboolean JNICALL Java_org_opencv_VideoCapture_n_1grab
(JNIEnv* env, jclass cls, jlong self)
{
try {
#ifdef DEBUG
LOGD("highgui::VideoCapture_n_1grab()");
#endif // DEBUG
VideoCapture* me = (VideoCapture*) self; //TODO: check for NULL
bool _retval_ = me->grab( );
return _retval_;
} catch(cv::Exception e) {
#ifdef DEBUG
LOGD("highgui::VideoCapture_n_1grab() catched cv::Exception: %s", e.what());
#endif // DEBUG
jclass je = env->FindClass("org/opencv/CvException");
if(!je) je = env->FindClass("java/lang/Exception");
env->ThrowNew(je, e.what());
return 0;
} catch (...) {
#ifdef DEBUG
LOGD("highgui::VideoCapture_n_1grab() catched unknown exception (...)");
#endif // DEBUG
jclass je = env->FindClass("java/lang/Exception");
env->ThrowNew(je, "Unknown exception in JNI code {highgui::VideoCapture_n_1grab()}");
return 0;
}
}
//
// bool VideoCapture::isOpened()
//
JNIEXPORT jboolean JNICALL Java_org_opencv_VideoCapture_n_1isOpened
(JNIEnv* env, jclass cls, jlong self)
{
try {
#ifdef DEBUG
LOGD("highgui::VideoCapture_n_1isOpened()");
#endif // DEBUG
VideoCapture* me = (VideoCapture*) self; //TODO: check for NULL
bool _retval_ = me->isOpened( );
return _retval_;
} catch(cv::Exception e) {
#ifdef DEBUG
LOGD("highgui::VideoCapture_n_1isOpened() catched cv::Exception: %s", e.what());
#endif // DEBUG
jclass je = env->FindClass("org/opencv/CvException");
if(!je) je = env->FindClass("java/lang/Exception");
env->ThrowNew(je, e.what());
return 0;
} catch (...) {
#ifdef DEBUG
LOGD("highgui::VideoCapture_n_1isOpened() catched unknown exception (...)");
#endif // DEBUG
jclass je = env->FindClass("java/lang/Exception");
env->ThrowNew(je, "Unknown exception in JNI code {highgui::VideoCapture_n_1isOpened()}");
return 0;
}
}
//
// bool VideoCapture::open(int device)
//
JNIEXPORT jboolean JNICALL Java_org_opencv_VideoCapture_n_1open__JI
(JNIEnv* env, jclass cls, jlong self, jint device)
{
try {
#ifdef DEBUG
LOGD("highgui::VideoCapture_n_1open__JI()");
#endif // DEBUG
VideoCapture* me = (VideoCapture*) self; //TODO: check for NULL
bool _retval_ = me->open( device );
return _retval_;
} catch(cv::Exception e) {
#ifdef DEBUG
LOGD("highgui::VideoCapture_n_1open__JI() catched cv::Exception: %s", e.what());
#endif // DEBUG
jclass je = env->FindClass("org/opencv/CvException");
if(!je) je = env->FindClass("java/lang/Exception");
env->ThrowNew(je, e.what());
return 0;
} catch (...) {
#ifdef DEBUG
LOGD("highgui::VideoCapture_n_1open__JI() catched unknown exception (...)");
#endif // DEBUG
jclass je = env->FindClass("java/lang/Exception");
env->ThrowNew(je, "Unknown exception in JNI code {highgui::VideoCapture_n_1open__JI()}");
return 0;
}
}
//
// bool VideoCapture::read(Mat image)
//
JNIEXPORT jboolean JNICALL Java_org_opencv_VideoCapture_n_1read
(JNIEnv* env, jclass cls, jlong self, jlong image_nativeObj)
{
try {
#ifdef DEBUG
LOGD("highgui::VideoCapture_n_1read()");
#endif // DEBUG
VideoCapture* me = (VideoCapture*) self; //TODO: check for NULL
Mat& image = *((Mat*)image_nativeObj);
bool _retval_ = me->read( image );
return _retval_;
} catch(cv::Exception e) {
#ifdef DEBUG
LOGD("highgui::VideoCapture_n_1read() catched cv::Exception: %s", e.what());
#endif // DEBUG
jclass je = env->FindClass("org/opencv/CvException");
if(!je) je = env->FindClass("java/lang/Exception");
env->ThrowNew(je, e.what());
return 0;
} catch (...) {
#ifdef DEBUG
LOGD("highgui::VideoCapture_n_1read() catched unknown exception (...)");
#endif // DEBUG
jclass je = env->FindClass("java/lang/Exception");
env->ThrowNew(je, "Unknown exception in JNI code {highgui::VideoCapture_n_1read()}");
return 0;
}
}
//
// void VideoCapture::release()
//
JNIEXPORT void JNICALL Java_org_opencv_VideoCapture_n_1release
(JNIEnv* env, jclass cls, jlong self)
{
try {
#ifdef DEBUG
LOGD("highgui::VideoCapture_n_1release()");
#endif // DEBUG
VideoCapture* me = (VideoCapture*) self; //TODO: check for NULL
me->release( );
return;
} catch(cv::Exception e) {
#ifdef DEBUG
LOGD("highgui::VideoCapture_n_1release() catched cv::Exception: %s", e.what());
#endif // DEBUG
jclass je = env->FindClass("org/opencv/CvException");
if(!je) je = env->FindClass("java/lang/Exception");
env->ThrowNew(je, e.what());
return;
} catch (...) {
#ifdef DEBUG
LOGD("highgui::VideoCapture_n_1release() catched unknown exception (...)");
#endif // DEBUG
jclass je = env->FindClass("java/lang/Exception");
env->ThrowNew(je, "Unknown exception in JNI code {highgui::VideoCapture_n_1release()}");
return;
}
}
//
// bool VideoCapture::retrieve(Mat image, int channel = 0)
//
JNIEXPORT jboolean JNICALL Java_org_opencv_VideoCapture_n_1retrieve__JJI
(JNIEnv* env, jclass cls, jlong self, jlong image_nativeObj, jint channel)
{
try {
#ifdef DEBUG
LOGD("highgui::VideoCapture_n_1retrieve__JJI()");
#endif // DEBUG
VideoCapture* me = (VideoCapture*) self; //TODO: check for NULL
Mat& image = *((Mat*)image_nativeObj);
bool _retval_ = me->retrieve( image, channel );
return _retval_;
} catch(cv::Exception e) {
#ifdef DEBUG
LOGD("highgui::VideoCapture_n_1retrieve__JJI() catched cv::Exception: %s", e.what());
#endif // DEBUG
jclass je = env->FindClass("org/opencv/CvException");
if(!je) je = env->FindClass("java/lang/Exception");
env->ThrowNew(je, e.what());
return 0;
} catch (...) {
#ifdef DEBUG
LOGD("highgui::VideoCapture_n_1retrieve__JJI() catched unknown exception (...)");
#endif // DEBUG
jclass je = env->FindClass("java/lang/Exception");
env->ThrowNew(je, "Unknown exception in JNI code {highgui::VideoCapture_n_1retrieve__JJI()}");
return 0;
}
}
JNIEXPORT jboolean JNICALL Java_org_opencv_VideoCapture_n_1retrieve__JJ
(JNIEnv* env, jclass cls, jlong self, jlong image_nativeObj)
{
try {
#ifdef DEBUG
LOGD("highgui::VideoCapture_n_1retrieve__JJ()");
#endif // DEBUG
VideoCapture* me = (VideoCapture*) self; //TODO: check for NULL
Mat& image = *((Mat*)image_nativeObj);
bool _retval_ = me->retrieve( image );
return _retval_;
} catch(cv::Exception e) {
#ifdef DEBUG
LOGD("highgui::VideoCapture_n_1retrieve__JJ() catched cv::Exception: %s", e.what());
#endif // DEBUG
jclass je = env->FindClass("org/opencv/CvException");
if(!je) je = env->FindClass("java/lang/Exception");
env->ThrowNew(je, e.what());
return 0;
} catch (...) {
#ifdef DEBUG
LOGD("highgui::VideoCapture_n_1retrieve__JJ() catched unknown exception (...)");
#endif // DEBUG
jclass je = env->FindClass("java/lang/Exception");
env->ThrowNew(je, "Unknown exception in JNI code {highgui::VideoCapture_n_1retrieve__JJ()}");
return 0;
}
}
//
// bool VideoCapture::set(int propId, double value)
//
JNIEXPORT jboolean JNICALL Java_org_opencv_VideoCapture_n_1set
(JNIEnv* env, jclass cls, jlong self, jint propId, jdouble value)
{
try {
#ifdef DEBUG
LOGD("highgui::VideoCapture_n_1set()");
#endif // DEBUG
VideoCapture* me = (VideoCapture*) self; //TODO: check for NULL
bool _retval_ = me->set( propId, value );
return _retval_;
} catch(cv::Exception e) {
#ifdef DEBUG
LOGD("highgui::VideoCapture_n_1set() catched cv::Exception: %s", e.what());
#endif // DEBUG
jclass je = env->FindClass("org/opencv/CvException");
if(!je) je = env->FindClass("java/lang/Exception");
env->ThrowNew(je, e.what());
return 0;
} catch (...) {
#ifdef DEBUG
LOGD("highgui::VideoCapture_n_1set() catched unknown exception (...)");
#endif // DEBUG
jclass je = env->FindClass("java/lang/Exception");
env->ThrowNew(je, "Unknown exception in JNI code {highgui::VideoCapture_n_1set()}");
return 0;
}
}
JNIEXPORT jstring JNICALL Java_org_opencv_VideoCapture_n_1getSupportedPreviewSizes
(JNIEnv *env, jclass cls, jlong self)
{
try {
#ifdef DEBUG
LOGD("highgui::VideoCapture_n_1set()");
#endif // DEBUG
VideoCapture* me = (VideoCapture*) self; //TODO: check for NULL
double addr = me->get(CV_CAP_PROP_SUPPORTED_PREVIEW_SIZES_STRING);
char* result = *((char**)&addr);
return env->NewStringUTF(result);
} catch(cv::Exception e) {
#ifdef DEBUG
LOGD("highgui::VideoCapture_n_1getSupportedPreviewSizes() catched cv::Exception: %s", e.what());
#endif // DEBUG
jclass je = env->FindClass("org/opencv/CvException");
if(!je) je = env->FindClass("java/lang/Exception");
env->ThrowNew(je, e.what());
return env->NewStringUTF("");
} catch (...) {
#ifdef DEBUG
LOGD("highgui::VideoCapture_n_1getSupportedPreviewSizes() catched unknown exception (...)");
#endif // DEBUG
jclass je = env->FindClass("java/lang/Exception");
env->ThrowNew(je, "Unknown exception in JNI code {highgui::VideoCapture_n_1getSupportedPreviewSizes()}");
return env->NewStringUTF("");
}
}
//
// native support for java finalize()
// static void VideoCapture::n_delete( __int64 self )
//
JNIEXPORT void JNICALL Java_org_opencv_VideoCapture_n_1delete
(JNIEnv* env, jclass cls, jlong self)
{
delete (VideoCapture*) self;
}
} // extern "C"

229
modules/java/src/java/VideoCapture.java Normal file
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@@ -0,0 +1,229 @@
package org.opencv;
import java.util.List;
import java.util.LinkedList;
// C++: class VideoCapture
//javadoc: VideoCapture
public class VideoCapture {
protected final long nativeObj;
protected VideoCapture(long addr) { nativeObj = addr; }
//
// C++: VideoCapture::VideoCapture()
//
//javadoc: VideoCapture::VideoCapture()
public VideoCapture()
{
nativeObj = n_VideoCapture();
return;
}
//
// C++: VideoCapture::VideoCapture(int device)
//
//javadoc: VideoCapture::VideoCapture(device)
public VideoCapture(int device)
{
nativeObj = n_VideoCapture(device);
return;
}
//
// C++: double VideoCapture::get(int propId)
//
//javadoc: VideoCapture::get(propId)
public double get(int propId)
{
double retVal = n_get(nativeObj, propId);
return retVal;
}
public List<Size> getSupportedPreviewSizes()
{
String[] sizes_str = n_getSupportedPreviewSizes(nativeObj).split(",");
List<Size> sizes = new LinkedList<Size>();
for(String str : sizes_str){
String[] wh = str.split("x");
sizes.add(new Size(Double.parseDouble(wh[0]), Double.parseDouble(wh[1])));
}
return sizes;
}
//
// C++: bool VideoCapture::grab()
//
//javadoc: VideoCapture::grab()
public boolean grab()
{
boolean retVal = n_grab(nativeObj);
return retVal;
}
//
// C++: bool VideoCapture::isOpened()
//
//javadoc: VideoCapture::isOpened()
public boolean isOpened()
{
boolean retVal = n_isOpened(nativeObj);
return retVal;
}
//
// C++: bool VideoCapture::open(int device)
//
//javadoc: VideoCapture::open(device)
public boolean open(int device)
{
boolean retVal = n_open(nativeObj, device);
return retVal;
}
//
// C++: bool VideoCapture::read(Mat image)
//
//javadoc: VideoCapture::read(image)
public boolean read(Mat image)
{
boolean retVal = n_read(nativeObj, image.nativeObj);
return retVal;
}
//
// C++: void VideoCapture::release()
//
//javadoc: VideoCapture::release()
public void release()
{
n_release(nativeObj);
return;
}
//
// C++: bool VideoCapture::retrieve(Mat image, int channel = 0)
//
//javadoc: VideoCapture::retrieve(image, channel)
public boolean retrieve(Mat image, int channel)
{
boolean retVal = n_retrieve(nativeObj, image.nativeObj, channel);
return retVal;
}
//javadoc: VideoCapture::retrieve(image)
public boolean retrieve(Mat image)
{
boolean retVal = n_retrieve(nativeObj, image.nativeObj);
return retVal;
}
//
// C++: bool VideoCapture::set(int propId, double value)
//
//javadoc: VideoCapture::set(propId, value)
public boolean set(int propId, double value)
{
boolean retVal = n_set(nativeObj, propId, value);
return retVal;
}
@Override
protected void finalize() throws Throwable {
n_delete(nativeObj);
super.finalize();
}
// native stuff
static { System.loadLibrary("opencv_java"); }
// C++: VideoCapture::VideoCapture()
private static native long n_VideoCapture();
// C++: VideoCapture::VideoCapture(string filename)
private static native long n_VideoCapture(java.lang.String filename);
// C++: VideoCapture::VideoCapture(int device)
private static native long n_VideoCapture(int device);
// C++: double VideoCapture::get(int propId)
private static native double n_get(long nativeObj, int propId);
// C++: bool VideoCapture::grab()
private static native boolean n_grab(long nativeObj);
// C++: bool VideoCapture::isOpened()
private static native boolean n_isOpened(long nativeObj);
// C++: bool VideoCapture::open(string filename)
private static native boolean n_open(long nativeObj, java.lang.String filename);
// C++: bool VideoCapture::open(int device)
private static native boolean n_open(long nativeObj, int device);
// C++: bool VideoCapture::read(Mat image)
private static native boolean n_read(long nativeObj, long image_nativeObj);
// C++: void VideoCapture::release()
private static native void n_release(long nativeObj);
// C++: bool VideoCapture::retrieve(Mat image, int channel = 0)
private static native boolean n_retrieve(long nativeObj, long image_nativeObj, int channel);
private static native boolean n_retrieve(long nativeObj, long image_nativeObj);
// C++: bool VideoCapture::set(int propId, double value)
private static native boolean n_set(long nativeObj, int propId, double value);
private static native String n_getSupportedPreviewSizes(long nativeObj);
// native support for java finalize()
private static native void n_delete(long nativeObj);
}