std::vector<cv::Scalar> readLabelColors(const cv::Mat3b img, const std::vector<cv::Point2f>& points)
{
std::vector<cv::Scalar> label_colors;
cv::Rect img_rect(cv::Point(0,0), img.size());
for (const auto& p :points)
{
if (img_rect.contains(p))
{
label_colors.push_back(img(p));
}
}
if (label_colors.size() == 9*3)
{
return label_colors;
}
else
{
return {};
}
}
static void GenSmallImage( int img_count, CImage &back, const RectF &render_rect, int sel, CImage &img_alpha )
{
#define RAND_ALPHA ( ( 130 + random( 50 ) ) / 255.0f )
#define ROT_ANGLE ( random( 20 ) + 160 )
if( img_count < 1 )
{
return ;
}
CFileListManager &file_manager = GetInst( CFileListManager );
const Range &alpha_r = GetInst( CConfiger ).GetSystem().AnswerAlphaRange;
float fAnswerAlpha = ( random( alpha_r.second - alpha_r.first ) + alpha_r.first ) / 255.0f;
CImage img_first;
CreateImgFromBuffer( file_manager.GetRandSmall(), img_first, true );
float fFirstRot = ROT_ANGLE;
float fFirstAlpha = RAND_ALPHA;
PointF pos = RotateImage( img_first, img_alpha, img_count == 1 ? ( random( 60 ) - 30.0f ) : fFirstRot );
PointF render_pos = GetRandPosInULRect( img_first.GetWidth(), img_first.GetHeight(), render_rect );
RectF img_rect( render_pos.X + 20, render_pos.Y + 20, img_first.GetWidth() - 40, img_first.GetHeight() - 40 );
back.AlphaBlend( &img_first, render_pos.X, render_pos.Y,
img_count == 1 ? fAnswerAlpha : fFirstAlpha );
CImage *img_cover = NULL;
PointF rot_pos = GetRotPos( img_alpha, pos );
float fRotQuo = 20.0f;
float fAlphaQuo = -0.08f;
for( int i = 1; i < img_count; ++ i, fRotQuo += fRotQuo, fAlphaQuo += fAlphaQuo )
{
img_cover = MP_NEW CImage();
CreateImgFromBuffer( file_manager.GetRandSmall(), *img_cover, true );
img_cover->RotateEx( fFirstRot + fRotQuo, rot_pos.X, rot_pos.Y );
img_cover->SetAlphaMap( &img_alpha, pos.X, pos.Y );
back.AlphaBlend( img_cover, render_pos.X, render_pos.Y, fFirstAlpha + fAlphaQuo );
MP_DELETE(img_cover);
}
BlendSelSign( back, img_rect, sel );
}
/**
generate some small images and render them on the backgroun.
*/
static void GenSmallImage( int img_count, Gdiplus::Graphics *g, const Gdiplus::RectF &render_rect, int sel )
{
#define RAND_ALPHA ( 100 + random( 55 ) )
if( img_count < 1 )
{
return;
}
CFileListManager &file_manager = GetInst( CFileListManager );
// render without alpha value
Gdiplus::Image *img = CreateImgFromBuffer( file_manager.GetRandSmall() );
Gdiplus::PointF render_pos = GetRandPosInULRect( img->GetWidth(), img->GetHeight(), render_rect );
Gdiplus::RectF img_rect( render_pos.X, render_pos.Y, (float)img->GetWidth(), (float)img->GetHeight() );
img_alpha( g, img, render_pos.X, render_pos.Y, img_count == 1 ? 255 : RAND_ALPHA );
delete img;
// render with random alpha value and random rotation degree
g->SetClip( img_rect );
for( int i = 1; i < img_count; ++ i )
{
img = CreateImgFromBuffer( file_manager.GetRandSmall() );
img_rotate( g, img, render_pos.X, render_pos.Y, img->GetWidth() / 2, img->GetHeight() / 2,
random( 360 ), // [0-360)
RAND_ALPHA ); // [100-155)
delete img;
}
g->ResetClip();
// blend a 'X' sign onto the picture if it's not the answer
if( img_count > 1 )
{
//BlendXSign( g, img_rect );
}
// blend 'A''B''C''D' sign.
BlendSelSign( g, img_rect, sel );
}
void SubtitleScreen::DisplayAVSubtitles(void)
{
if (!m_player || !m_subreader)
return;
AVSubtitles* subs = m_subreader->GetAVSubtitles();
QMutexLocker lock(&(subs->lock));
if (subs->buffers.empty() && (kDisplayAVSubtitle != m_subtitleType))
return;
VideoOutput *videoOut = m_player->GetVideoOutput();
VideoFrame *currentFrame = videoOut ? videoOut->GetLastShownFrame() : NULL;
if (!currentFrame || !videoOut)
return;
float tmp = 0.0;
QRect dummy;
videoOut->GetOSDBounds(dummy, m_safeArea, tmp, tmp, tmp);
while (!subs->buffers.empty())
{
const AVSubtitle subtitle = subs->buffers.front();
if (subtitle.start_display_time > currentFrame->timecode)
break;
ClearDisplayedSubtitles();
subs->buffers.pop_front();
for (std::size_t i = 0; i < subtitle.num_rects; ++i)
{
AVSubtitleRect* rect = subtitle.rects[i];
bool displaysub = true;
if (subs->buffers.size() > 0 &&
subs->buffers.front().end_display_time <
currentFrame->timecode)
{
displaysub = false;
}
if (displaysub && rect->type == SUBTITLE_BITMAP)
{
// AVSubtitleRect's image data's not guaranteed to be 4 byte
// aligned.
QSize img_size(rect->w, rect->h);
QRect img_rect(rect->x, rect->y, rect->w, rect->h);
QRect display(rect->display_x, rect->display_y,
rect->display_w, rect->display_h);
// XSUB and some DVD/DVB subs are based on the original video
// size before the video was converted. We need to guess the
// original size and allow for the difference
int right = rect->x + rect->w;
int bottom = rect->y + rect->h;
if (subs->fixPosition || (currentFrame->height < bottom) ||
(currentFrame->width < right))
{
int sd_height = 576;
if ((m_player->GetFrameRate() > 26.0f) && bottom <= 480)
sd_height = 480;
int height = ((currentFrame->height <= sd_height) &&
(bottom <= sd_height)) ? sd_height :
((currentFrame->height <= 720) && bottom <= 720)
? 720 : 1080;
int width = ((currentFrame->width <= 720) &&
(right <= 720)) ? 720 :
((currentFrame->width <= 1280) &&
(right <= 1280)) ? 1280 : 1920;
display = QRect(0, 0, width, height);
}
QRect scaled = videoOut->GetImageRect(img_rect, &display);
QImage qImage(img_size, QImage::Format_ARGB32);
for (int y = 0; y < rect->h; ++y)
{
for (int x = 0; x < rect->w; ++x)
{
const uint8_t color = rect->pict.data[0][y*rect->pict.linesize[0] + x];
const uint32_t pixel = *((uint32_t*)rect->pict.data[1]+color);
qImage.setPixel(x, y, pixel);
}
}
if (scaled.size() != img_size)
{
qImage = qImage.scaled(scaled.width(), scaled.height(),
Qt::IgnoreAspectRatio, Qt::SmoothTransformation);
}
MythPainter *osd_painter = videoOut->GetOSDPainter();
MythImage* image = NULL;
if (osd_painter)
image = osd_painter->GetFormatImage();
long long displayfor = subtitle.end_display_time -
subtitle.start_display_time;
if (displayfor == 0)
displayfor = 60000;
displayfor = (displayfor < 50) ? 50 : displayfor;
long long late = currentFrame->timecode -
subtitle.start_display_time;
MythUIImage *uiimage = NULL;
if (image)
{
image->Assign(qImage);
QString name = QString("avsub%1").arg(i);
uiimage = new MythUIImage(this, name);
if (uiimage)
{
m_refreshArea = true;
uiimage->SetImage(image);
uiimage->SetArea(MythRect(scaled));
m_expireTimes.insert(uiimage,
currentFrame->timecode + displayfor);
}
}
if (uiimage)
{
LOG(VB_PLAYBACK, LOG_INFO, LOC +
QString("Display %1AV subtitle for %2ms")
.arg(subtitle.forced ? "FORCED " : "")
.arg(displayfor));
if (late > 50)
LOG(VB_PLAYBACK, LOG_INFO, LOC +
QString("AV Sub was %1ms late").arg(late));
}
}
#ifdef USING_LIBASS
else if (displaysub && rect->type == SUBTITLE_ASS)
{
InitialiseAssTrack(m_player->GetDecoder()->GetTrack(kTrackTypeSubtitle));
AddAssEvent(rect->ass);
}
#endif
}
m_subreader->FreeAVSubtitle(subtitle);
}
#ifdef USING_LIBASS
RenderAssTrack(currentFrame->timecode);
#endif
}
void Mapper::drawMinimap()
{
video::ITexture *minimap_texture = getMinimapTexture();
if (!minimap_texture)
return;
updateActiveMarkers();
v2u32 screensize = porting::getWindowSize();
const u32 size = 0.25 * screensize.Y;
core::rect<s32> oldViewPort = driver->getViewPort();
core::matrix4 oldProjMat = driver->getTransform(video::ETS_PROJECTION);
core::matrix4 oldViewMat = driver->getTransform(video::ETS_VIEW);
driver->setViewPort(core::rect<s32>(
screensize.X - size - 10, 10,
screensize.X - 10, size + 10));
driver->setTransform(video::ETS_PROJECTION, core::matrix4());
driver->setTransform(video::ETS_VIEW, core::matrix4());
core::matrix4 matrix;
matrix.makeIdentity();
video::SMaterial &material = m_meshbuffer->getMaterial();
material.setFlag(video::EMF_TRILINEAR_FILTER, true);
material.Lighting = false;
material.TextureLayer[0].Texture = minimap_texture;
material.TextureLayer[1].Texture = data->heightmap_texture;
if (m_enable_shaders && !data->is_radar) {
u16 sid = m_shdrsrc->getShader("minimap_shader", 1, 1);
material.MaterialType = m_shdrsrc->getShaderInfo(sid).material;
} else {
material.MaterialType = video::EMT_TRANSPARENT_ALPHA_CHANNEL;
}
if (data->minimap_shape_round)
matrix.setRotationDegrees(core::vector3df(0, 0, 360 - m_angle));
// Draw minimap
driver->setTransform(video::ETS_WORLD, matrix);
driver->setMaterial(material);
driver->drawMeshBuffer(m_meshbuffer);
// Draw overlay
video::ITexture *minimap_overlay = data->minimap_shape_round ?
data->minimap_overlay_round : data->minimap_overlay_square;
material.TextureLayer[0].Texture = minimap_overlay;
material.MaterialType = video::EMT_TRANSPARENT_ALPHA_CHANNEL;
driver->setMaterial(material);
driver->drawMeshBuffer(m_meshbuffer);
// If round minimap, draw player marker
if (!data->minimap_shape_round) {
matrix.setRotationDegrees(core::vector3df(0, 0, m_angle));
material.TextureLayer[0].Texture = data->player_marker;
driver->setTransform(video::ETS_WORLD, matrix);
driver->setMaterial(material);
driver->drawMeshBuffer(m_meshbuffer);
}
// Reset transformations
driver->setTransform(video::ETS_VIEW, oldViewMat);
driver->setTransform(video::ETS_PROJECTION, oldProjMat);
driver->setViewPort(oldViewPort);
// Draw player markers
v2s32 s_pos(screensize.X - size - 10, 10);
core::dimension2di imgsize(data->object_marker_red->getOriginalSize());
core::rect<s32> img_rect(0, 0, imgsize.Width, imgsize.Height);
static const video::SColor col(255, 255, 255, 255);
static const video::SColor c[4] = {col, col, col, col};
f32 sin_angle = sin(m_angle * core::DEGTORAD);
f32 cos_angle = cos(m_angle * core::DEGTORAD);
s32 marker_size2 = 0.025 * (float)size;
for (std::list<v2f>::const_iterator
i = m_active_markers.begin();
i != m_active_markers.end(); ++i) {
v2f posf = *i;
if (data->minimap_shape_round) {
f32 t1 = posf.X * cos_angle - posf.Y * sin_angle;
f32 t2 = posf.X * sin_angle + posf.Y * cos_angle;
posf.X = t1;
posf.Y = t2;
}
posf.X = (posf.X + 0.5) * (float)size;
posf.Y = (posf.Y + 0.5) * (float)size;
core::rect<s32> dest_rect(
s_pos.X + posf.X - marker_size2,
s_pos.Y + posf.Y - marker_size2,
s_pos.X + posf.X + marker_size2,
s_pos.Y + posf.Y + marker_size2);
driver->draw2DImage(data->object_marker_red, dest_rect,
img_rect, &dest_rect, &c[0], true);
}
}
void set(cv::Mat src_mat, std::vector<bbox_t> result_vec)
{
size_t const count_preview_boxes = src_mat.cols / preview_box_size;
if (preview_box_track_id.size() != count_preview_boxes) preview_box_track_id.resize(count_preview_boxes);
// increment frames history
for (auto &i : preview_box_track_id)
i.last_showed_frames_ago = std::min((unsigned)frames_history, i.last_showed_frames_ago + 1);
// occupy empty boxes
for (auto &k : result_vec) {
bool found = false;
// find the same (track_id)
for (auto &i : preview_box_track_id) {
if (i.track_id == k.track_id) {
if (!one_off_detections) i.last_showed_frames_ago = 0; // for tracked objects
found = true;
break;
}
}
if (!found) {
// find empty box
for (auto &i : preview_box_track_id) {
if (i.last_showed_frames_ago == frames_history) {
if (!one_off_detections && k.frames_counter == 0) break; // don't show if obj isn't tracked yet
i.track_id = k.track_id;
i.obj_id = k.obj_id;
i.bbox = k;
i.last_showed_frames_ago = 0;
break;
}
}
}
}
// draw preview box (from old or current frame)
for (size_t i = 0; i < preview_box_track_id.size(); ++i)
{
// get object image
cv::Mat dst = preview_box_track_id[i].mat_resized_obj;
preview_box_track_id[i].current_detection = false;
for (auto &k : result_vec) {
if (preview_box_track_id[i].track_id == k.track_id) {
if (one_off_detections && preview_box_track_id[i].last_showed_frames_ago > 0) {
preview_box_track_id[i].last_showed_frames_ago = frames_history; break;
}
bbox_t b = k;
cv::Rect r(b.x, b.y, b.w, b.h);
cv::Rect img_rect(cv::Point2i(0, 0), src_mat.size());
cv::Rect rect_roi = r & img_rect;
if (rect_roi.width > 1 || rect_roi.height > 1) {
cv::Mat roi = src_mat(rect_roi);
cv::resize(roi, dst, cv::Size(preview_box_size, preview_box_size), cv::INTER_NEAREST);
preview_box_track_id[i].mat_obj = roi.clone();
preview_box_track_id[i].mat_resized_obj = dst.clone();
preview_box_track_id[i].current_detection = true;
preview_box_track_id[i].bbox = k;
}
break;
}
}
}
}
