bool AndroidVideoSource::getVideoReadyAndroid(const int width, const int height, const int cameraIndex, const bool cameraIsFrontFacing) {
char *a, b[1024];
int err_i;
if (deviceState == DEVICE_GETTING_READY) return true;
else if (deviceState != DEVICE_OPEN) {
ARController::logv("AndroidVideoSource::getVideoReadyAndroid: Error: device not open.\n");
return false;
}
deviceState = DEVICE_GETTING_READY;
#ifdef DEBUG
ARController::logv("AndroidVideoSource::getVideoReadyAndroid: width=%d, height=%d, cameraIndex=%d, cameraIsFrontFacing=%s.\n", width, height, cameraIndex, (cameraIsFrontFacing ? "true" : "false"));
#endif
videoWidth = width;
videoHeight = height;
gCameraIndex = cameraIndex;
gCameraIsFrontFacing = cameraIsFrontFacing;
if (pixelFormat == AR_PIXEL_FORMAT_RGBA) {
glPixIntFormat = GL_RGBA;
glPixFormat = GL_RGBA;
glPixType = GL_UNSIGNED_BYTE;
} else if (pixelFormat == AR_PIXEL_FORMAT_NV21 || pixelFormat == AR_PIXEL_FORMAT_420f) {
glPixIntFormat = GL_LUMINANCE; // Use only luma channel.
glPixFormat = GL_LUMINANCE;
glPixType = GL_UNSIGNED_BYTE;
} else {
ARController::logv("Unsupported video format '%s'.\n", arUtilGetPixelFormatName(pixelFormat));
return false;
}
ar2VideoSetParami(gVid, AR_VIDEO_PARAM_ANDROID_WIDTH, videoWidth);
ar2VideoSetParami(gVid, AR_VIDEO_PARAM_ANDROID_HEIGHT, videoHeight);
ar2VideoSetParami(gVid, AR_VIDEO_PARAM_ANDROID_CAMERA_INDEX, gCameraIndex);
ar2VideoSetParami(gVid, AR_VIDEO_PARAM_ANDROID_CAMERA_FACE, gCameraIsFrontFacing);
//ar2VideoSetParami(gVid, AR_VIDEO_PARAM_ANDROID_INTERNET_STATE, gInternetState);
if (ar2VideoGetCParamAsync(gVid, getVideoReadyAndroidCparamCallback, (void *)this) < 0) {
ARController::logv("Error getting cparam.\n");
getVideoReadyAndroid2(NULL);
}
return (true);
}
JNIEXPORT jboolean JNICALL JNIFUNCTION_NATIVE(nativeVideoInit(JNIEnv* env, jobject object, jint w, jint h, jint cameraIndex, jboolean cameraIsFrontFacing))
{
#ifdef DEBUG
LOGI("nativeVideoInit\n");
#endif
// As of ARToolKit v5.0, NV21 format video frames are handled natively,
// and no longer require colour conversion to RGBA. A buffer (gVideoFrame)
// must be set aside to copy the frame from the Java side.
// If you still require RGBA format information from the video,
// you can create your own additional buffer, and then unpack the NV21
// frames into it in nativeVideoFrame() below.
// Here is where you'd allocate the buffer:
// ARUint8 *myRGBABuffer = (ARUint8 *)malloc(videoWidth * videoHeight * 4);
gPixFormat = AR_PIXEL_FORMAT_NV21;
gVideoFrameSize = (sizeof(ARUint8)*(w*h + 2*w/2*h/2));
gVideoFrame = (ARUint8 *)malloc(gVideoFrameSize);
if (!gVideoFrame) {
gVideoFrameSize = 0;
LOGE("Error allocating frame buffer");
return false;
}
videoWidth = w;
videoHeight = h;
gVideoBuffer = (AR2VideoBufferT *)calloc(1, sizeof(AR2VideoBufferT));
gVideoBuffer->bufPlanes = (ARUint8 **)calloc(2, sizeof(ARUint8 *));
gVideoBuffer->bufPlaneCount = 2;
gVideoBuffer->bufPlanes[0] = gVideoFrame;
gVideoBuffer->bufPlanes[1] = gVideoFrame + videoWidth*videoHeight;
gVideoBuffer->buff = gVideoBuffer->buffLuma = gVideoFrame;
gCameraIndex = cameraIndex;
gCameraIsFrontFacing = cameraIsFrontFacing;
LOGI("Video camera %d (%s), %dx%d format %s, %d-byte buffer.", gCameraIndex, (gCameraIsFrontFacing ? "front" : "rear"), w, h, arUtilGetPixelFormatName(gPixFormat), gVideoFrameSize);
ar2VideoSetParami(gVid, AR_VIDEO_PARAM_ANDROID_WIDTH, videoWidth);
ar2VideoSetParami(gVid, AR_VIDEO_PARAM_ANDROID_HEIGHT, videoHeight);
ar2VideoSetParami(gVid, AR_VIDEO_PARAM_ANDROID_PIXELFORMAT, (int)gPixFormat);
ar2VideoSetParami(gVid, AR_VIDEO_PARAM_ANDROID_CAMERA_INDEX, gCameraIndex);
ar2VideoSetParami(gVid, AR_VIDEO_PARAM_ANDROID_CAMERA_FACE, gCameraIsFrontFacing);
ar2VideoSetParami(gVid, AR_VIDEO_PARAM_ANDROID_INTERNET_STATE, gInternetState);
if (ar2VideoGetCParamAsync(gVid, nativeVideoGetCparamCallback, NULL) < 0) {
LOGE("Error getting cparam.\n");
nativeVideoGetCparamCallback(NULL, NULL);
}
return (true);
}
bool AndroidVideoSource::getVideoReadyAndroid(const int width, const int height, const int cameraIndex, const bool cameraIsFrontFacing) {
char *a, b[1024];
int err_i;
if (deviceState == DEVICE_GETTING_READY) return true; // This path will be exercised if another frame arrives while we're waiting for the callback.
else if (deviceState != DEVICE_OPEN) {
ARController::logv(AR_LOG_LEVEL_ERROR, "AndroidVideoSource::getVideoReadyAndroid: Error: device not open.\n");
return false;
}
deviceState = DEVICE_GETTING_READY;
#ifdef DEBUG
ARController::logv(AR_LOG_LEVEL_DEBUG, "AndroidVideoSource::getVideoReadyAndroid: width=%d, height=%d, cameraIndex=%d, cameraIsFrontFacing=%s.\n", width, height, cameraIndex, (cameraIsFrontFacing ? "true" : "false"));
#endif
videoWidth = width;
videoHeight = height;
gCameraIndex = cameraIndex;
gCameraIsFrontFacing = cameraIsFrontFacing;
if (pixelFormat == AR_PIXEL_FORMAT_RGBA) {
glPixIntFormat = GL_RGBA;
glPixFormat = GL_RGBA;
glPixType = GL_UNSIGNED_BYTE;
} else if (pixelFormat == AR_PIXEL_FORMAT_NV21 || pixelFormat == AR_PIXEL_FORMAT_420f) {
glPixIntFormat = GL_LUMINANCE; // Use only luma channel.
glPixFormat = GL_LUMINANCE;
glPixType = GL_UNSIGNED_BYTE;
} else {
ARController::logv(AR_LOG_LEVEL_ERROR, "Unsupported video format '%s'.\n", arUtilGetPixelFormatName(pixelFormat));
return false;
}
ar2VideoSetParami(gVid, AR_VIDEO_PARAM_ANDROID_WIDTH, videoWidth);
ar2VideoSetParami(gVid, AR_VIDEO_PARAM_ANDROID_HEIGHT, videoHeight);
ar2VideoSetParami(gVid, AR_VIDEO_PARAM_ANDROID_CAMERA_INDEX, gCameraIndex);
ar2VideoSetParami(gVid, AR_VIDEO_PARAM_ANDROID_CAMERA_FACE, gCameraIsFrontFacing);
//ar2VideoSetParami(gVid, AR_VIDEO_PARAM_ANDROID_INTERNET_STATE, gInternetState);
// User-supplied camera parameters take precedence, then internal, then fetched. Otherwise, a default will be created.
ARParam cparam;
if (cameraParamBuffer) {
if (arParamLoadFromBuffer(cameraParamBuffer, cameraParamBufferLen, &cparam) < 0) {
ARController::logv(AR_LOG_LEVEL_ERROR, "AndroidVideoSource::getVideoReadyAndroid(): error-failed to load camera parameters from buffer, calling close(), exiting returning false");
this->close();
return false;
} else {
ARController::logv(AR_LOG_LEVEL_INFO, "Camera parameters loaded from buffer.");
return (getVideoReadyAndroid2(&cparam));
}
} else if (cameraParam) {
if (arParamLoad(cameraParam, 1, &cparam) < 0) {
ARController::logv(AR_LOG_LEVEL_ERROR, "AndroidVideoSource::getVideoReadyAndroid(): error-failed to load camera parameters from file '%s', calling close(), exiting returning false", cameraParam);
this->close();
return false;
} else {
ARController::logv(AR_LOG_LEVEL_INFO, "Camera parameters loaded from file '%s'.", cameraParam);
return (getVideoReadyAndroid2(&cparam));
}
} else {
// Search database.
if (ar2VideoGetCParamAsync(gVid, getVideoReadyAndroidCparamCallback, (void *)this) == 0) {
ARController::logv(AR_LOG_LEVEL_INFO, "Fetching external camera parameters.");
return true;
}
return getVideoReadyAndroid2(NULL);
}
}
