/** Save LUT to file.
* @param filename file name
*/
void
BayesHistosToLut::save(std::string filename)
{
ColormapFile cmf;
cmf.add_colormap(lut);
cmf.write(filename.c_str());
}
/** Save LUT to file.
* @param file file name
*/
void
BayesHistosToLut::saveLut(char *file)
{
ColormapFile cmf;
cmf.add_colormap(lut);
cmf.write(file);
}
virtual void
fuse_inbound_received(FuseNetworkMessage *m) throw()
{
// printf("Received message of type %u\n", m->type());
switch (m->type() ) {
case FUSE_MT_IMAGE:
// we got an image, save it to the given file
try {
FuseImageContent *ic = m->msgc<FuseImageContent>();
if ( ic->format() == FUSE_IF_RAW ) {
FvRawWriter *w = new FvRawWriter(__file, ic->pixel_width(), ic->pixel_height(),
(colorspace_t)ic->colorspace(), ic->buffer());
w->write();
delete w;
} else if ( ic->format() == FUSE_IF_JPEG ) {
FILE *f = fopen(__file, "w");
if (fwrite(ic->buffer(), ic->buffer_size(), 1, f) == 0) {
printf("Failed to write data to file");
}
fclose(f);
} else {
printf("Image of unknown format (%u) received.\n", ic->format());
}
delete ic;
} catch (Exception &e) {
printf("Received message cannot be casted to FuseImageMessage\n");
e.print_trace();
}
__client->cancel();
break;
case FUSE_MT_IMAGE_LIST:
try {
FuseImageListContent *ilc = m->msgc<FuseImageListContent>();
if ( ilc->has_next() ) {
printf("Available images:\n");
while ( ilc->has_next() ) {
FUSE_imageinfo_t *ii = ilc->next();
char tmp[IMAGE_ID_MAX_LENGTH + 1];
tmp[IMAGE_ID_MAX_LENGTH] = 0;
strncpy(tmp, ii->image_id, IMAGE_ID_MAX_LENGTH);
printf(" %s (%u x %u, %s)\n", tmp, ntohl(ii->width), ntohl(ii->height),
colorspace_to_string((colorspace_t)ntohs(ii->colorspace)));
}
} else {
printf("No images available\n");
}
delete ilc;
} catch (Exception &e) {
printf("Received message cannot be casted to FuseImageListMessage\n");
e.print_trace();
}
break;
case FUSE_MT_LUT_LIST:
try {
FuseLutListContent *llc = m->msgc<FuseLutListContent>();
if ( llc->has_next() ) {
printf("Available lookup tables:\n");
while ( llc->has_next() ) {
FUSE_lutinfo_t *li = llc->next();
char tmp[LUT_ID_MAX_LENGTH + 1];
tmp[LUT_ID_MAX_LENGTH] = 0;
strncpy(tmp, li->lut_id, LUT_ID_MAX_LENGTH);
printf(" %s (%u x %u x %u, %u bpc)\n", tmp,
ntohl(li->width), ntohl(li->height),
ntohl(li->depth), ntohl(li->bytes_per_cell));
}
} else {
printf("No lookup tables available\n");
}
delete llc;
} catch (Exception &e) {
printf("Received message cannot be casted to FuseImageListMessage\n");
e.print_trace();
}
__client->cancel();
break;
case FUSE_MT_LUT:
// we got a LUT, save it to the given file
try {
FuseLutContent *lc = m->msgc<FuseLutContent>();
// Currently we expect colormaps, so make sure we get sensible dimensions
if ( lc->width() != 256 ) {
printf("Invalid dimensions for LUT received, colormap width %u != 256", lc->width());
} else if ( lc->height() != 256 ) {
printf("Invalid dimensions for LUT received, colormap height %u != 256", lc->height());
} else if ( lc->depth() > 256 ) {
printf("Invalid dimensions for LUT received, colormap depth %u > 256", lc->depth());
} else {
try {
YuvColormap yuvcm(lc->depth());
yuvcm.set(lc->buffer());
ColormapFile cmf;
cmf.add_colormap(&yuvcm);
cmf.write(__file);
} catch (Exception &e) {
e.append("Failed to save colormap");
e.print_trace();
}
}
delete lc;
} catch (Exception &e) {
printf("Received message cannot be casted to FuseLutMessage\n");
e.print_trace();
}
__client->cancel();
break;
case FUSE_MT_SET_LUT_SUCCEEDED:
{
FUSE_lutdesc_message_t *lutdesc = m->msg<FUSE_lutdesc_message_t>();
char lut_id[LUT_ID_MAX_LENGTH + 1];
lut_id[LUT_ID_MAX_LENGTH] = 0;
strncpy(lut_id, lutdesc->lut_id, LUT_ID_MAX_LENGTH);
printf("LUT %s has been uploaded successfully.\n", lut_id);
__client->cancel();
}
break;
case FUSE_MT_SET_LUT_FAILED:
{
FUSE_lutdesc_message_t *lutdesc = m->msg<FUSE_lutdesc_message_t>();
char lut_id[LUT_ID_MAX_LENGTH + 1];
lut_id[LUT_ID_MAX_LENGTH] = 0;
strncpy(lut_id, lutdesc->lut_id, LUT_ID_MAX_LENGTH);
printf("LUT upload of %s has failed.\n", lut_id);
__client->cancel();
}
break;
default:
printf("Unhandled message of type %u received\n", m->type());
__client->cancel();
break;
}
}
int
main(int argc, char **argv)
{
const char *filename = "qatest.colormap";
if ( argc > 1 ) {
filename = argv[1];
}
printf("Creating simple one-plane colormap\n");
YuvColormap *cm = new YuvColormap();
for (unsigned int u = 100; u < 150; ++u) {
for (unsigned int v = 100; v < 150; ++v) {
cm->set(128, u, v, C_ORANGE);
}
}
unsigned char *imgb = malloc_buffer(YUV422_PLANAR, cm->width() * 2, cm->height() * 2);
cm->to_image(imgb);
ImageDisplay *imgd = new ImageDisplay(cm->width() * 2, cm->height() * 2);
imgd->show(imgb);
imgd->loop_until_quit();
delete cm;
printf("Trying to create colormap with illegal depth, should throw an exception..");
try {
cm = new YuvColormap(3);
printf(" Test failed, colormap was created\n");
delete cm;
} catch (Exception &e) {
printf(" Test succeeded, caught exception\n");
}
printf("Trying colormap with depth of %u\n", BIGDEPTH);
cm = new YuvColormap(BIGDEPTH);
for (unsigned int d = 0; d < cm->depth(); ++d) {
unsigned int y = 256 / cm->depth() * d;
printf("d=%u y=%u u=[%u,%u] v=[%u,%u]\n", d, y,
cm->depth() * d, cm->depth() * (d+1), cm->depth() * d, cm->depth() * (d+1));
for (unsigned int u = cm->deepness() / cm->depth() * d; u < cm->deepness() / cm->depth() * (d+1); ++u) {
for (unsigned int v = cm->deepness() / cm->depth() * d; v < cm->deepness() / cm->depth() * (d+1); ++v) {
cm->set(y, u, v, C_ORANGE);
}
}
cm->to_image(imgb, d);
imgd->show(imgb);
imgd->loop_until_quit();
}
printf("Saving colormap to a file\n");
ColormapFile cmf;
cmf.add_colormap(cm);
cmf.write(filename);
ColormapFile::ColormapBlockVector *blocks = cmf.colormap_blocks();
printf("Written, created %zu blocks\n", blocks->size());
delete blocks;
delete cm;
cmf.clear();
printf("Reading colormap from file\n");
cmf.read(filename);
Colormap *tcm = cmf.get_colormap();
if ( (cm = dynamic_cast<YuvColormap *>(tcm)) == 0 ) {
printf("Error, did not get valid yuv colormap\n");
} else {
printf("Showing all %u colormap levels\n", cm->depth());
for (unsigned int d = 0; d < cm->depth(); ++d) {
cm->to_image(imgb, d);
imgd->show(imgb);
imgd->loop_until_quit();
}
}
delete cm;
unsigned int depth = 4, width = 128, height = 128;
printf("Trying colormap with low resolution, choosing %dx%dx%d\n", depth, width, height);
cm = new YuvColormap(depth, width, height);
printf("YuvColormap dimensions: %dx%dx%d\n", cm->depth(), cm->width(), cm->height());
ColormapFile cmfr(depth, width, height);
delete cm;
cmfr.write(filename);
cmfr.clear();
cmfr.read(filename);
cm = dynamic_cast<YuvColormap *>(cmfr.get_colormap());
printf("Read back colormap dimensions %dx%dx%d\n",
cm->depth(), cm->width(), cm->height());
delete cm;
//delete imgd;
//free(imgb);
return 0;
}