void AndroidVideoSource::acceptImage(ARUint8* ptr) {
//ARController::logv("AndroidVideoSource::acceptImage()");
if (deviceState == DEVICE_RUNNING) {
if (pixelFormat == AR_PIXEL_FORMAT_NV21 || pixelFormat == AR_PIXEL_FORMAT_420f) {
// Nothing more to do.
} else if (ptr && pixelFormat == AR_PIXEL_FORMAT_RGBA) {
color_convert_common((unsigned char*)ptr, (unsigned char*)(ptr + videoWidth * videoHeight), videoWidth, videoHeight, localFrameBuffer);
} else {
return;
}
frameStamp++;
newFrameArrived = true;
}
}
/*
* convert a yuv420 array to a rgb array
*/
JNIEXPORT void JNICALL Java_edu_dhbw_andopenglcam_CameraPreviewHandler_yuv420sp2rgb
(JNIEnv* env, jobject object, jbyteArray pinArray, jint width, jint height, jint textureSize, jbyteArray poutArray) {
jbyte *inArray;
jbyte *outArray;
inArray = (*env)->GetByteArrayElements(env, pinArray, JNI_FALSE);
outArray = (*env)->GetByteArrayElements(env, poutArray, JNI_FALSE);
//see http://java.sun.com/docs/books/jni/html/functions.html#100868
//If isCopy is not NULL, then *isCopy is set to JNI_TRUE if a copy is made; if no copy is made, it is set to JNI_FALSE.
color_convert_common(inArray, inArray + width * height,
width, height, textureSize,
outArray, width * height * 3,
0, 0);
//release arrays:
(*env)->ReleaseByteArrayElements(env, pinArray, inArray, 0);
(*env)->ReleaseByteArrayElements(env, poutArray, outArray, 0);
}
JNIEXPORT void JNICALL Java_com_opencv_jni_opencvJNI_addYUVtoPool(JNIEnv * env,
jclass thiz, jlong ppool, jobject _jpool, jbyteArray jbuffer,
jint jidx, jint jwidth, jint jheight, jboolean jgrey) {
image_pool *pool = (image_pool *) ppool;
Ptr<Mat> mat = pool->getYUV(jidx);
if (mat.empty() || mat->cols != jwidth || mat->rows != jheight * 2) {
//pool->deleteGrey(jidx);
mat = new Mat(jheight * 2, jwidth, CV_8UC1);
}
jsize sz = env->GetArrayLength(jbuffer);
uchar* buff = mat->ptr<uchar> (0);
env->GetByteArrayRegion(jbuffer, 0, sz, (jbyte*) buff);
pool->addYUVMat(jidx, mat);
Ptr<Mat> color = pool->getImage(jidx);
if (color.empty() || color->cols != jwidth || color->rows != jheight) {
//pool->deleteImage(jidx);
color = new Mat(jheight, jwidth, CV_8UC3);
}
if (!jgrey) {
//doesn't work unfortunately..
//cvtColor(*mat,*color, CV_YCrCb2RGB);
color_convert_common(buff, buff + jwidth * jheight, jwidth, jheight,
color->ptr<uchar> (0), false);
}
if (jgrey) {
Mat grey;
pool->getGrey(jidx, grey);
cvtColor(grey, *color, CV_GRAY2RGB);
}
pool->addImage(jidx, color);
}
void AndroidVideoSource::acceptImage(JNIEnv* env, jbyteArray pinArray) {
//ARController::logv("AndroidVideoSource::acceptImage()");
if (deviceState == DEVICE_RUNNING) {
unsigned char *incomingBuff = NULL;
unsigned char *convertedBuff = NULL;
if (localFrameBuffer->buffLuma == incomingFrameRawBuffer[0]) {
incomingBuff = incomingFrameRawBuffer[1];
convertedBuff = convertedFrameRawBuffer[1];
} else {
incomingBuff = incomingFrameRawBuffer[0];
convertedBuff = convertedFrameRawBuffer[0];
}
env->GetByteArrayRegion(pinArray, 0, incomingFrameRawBufferSize, (jbyte *)incomingBuff);
if (pixelFormat == AR_PIXEL_FORMAT_RGBA) {
color_convert_common((unsigned char *)incomingBuff, (unsigned char *)(incomingBuff + videoWidth * videoHeight), videoWidth, videoHeight, convertedBuff);
}
lockFrameBuffer();
if (pixelFormat == AR_PIXEL_FORMAT_NV21 || pixelFormat == AR_PIXEL_FORMAT_420f) {
localFrameBuffer->buff = incomingBuff;
localFrameBuffer->buffLuma = incomingBuff;
localFrameBuffer->bufPlanes[0] = incomingBuff;
localFrameBuffer->bufPlanes[1] = incomingBuff + videoWidth*videoHeight;
} else {
localFrameBuffer->buff = convertedBuff;
localFrameBuffer->buffLuma = incomingBuff;
}
unlockFrameBuffer();
frameStamp++;
newFrameArrived = true;
}
}
