/////////////////////////////////////////////////////////
// openFile
//
/////////////////////////////////////////////////////////
void pix_file_read :: openFile(t_symbol *filename)
{
closeFile();
// make the right filename
char tmp_buff[MAXPDSTRING];
char *path=tmp_buff;
canvas_makefilename(getCanvas(), filename->s_name, tmp_buff, MAXPDSTRING);
if (FILE*fd=fopen(tmp_buff, "r")) fclose(fd);
else path=filename->s_name;
// TODO: actually the fileReader should be returned based on the <file>
// and not the other way round...
fileReader = m_kernel.getFileReadServer().getPlugin();
if(fileReader) {
// get GEM framerate
fileReader->setHostFramerate( GemMan::getFramerate() );
// open file
if(!(fileReader->openFile(path)))
{
error("could not open file %s", path);
closeFile();
return;
}
reallocate_m_image();
infoSize();
} else {
error("couldn't find (suitable) VideoIO plugin for reading '%s'", path);
return;
}
}
/////////////////////////////////////////////////////////
// render
//
// TODO: check what georg had in mind with the framesize things
// TODO: fix the re-allocate thing
/////////////////////////////////////////////////////////
void pix_file_read :: render(GemState *state)
{
if(!fileReader) return;
// set Frame Data
unsigned char *image_ptr = m_image.image.data;
fileReader->setFrameData(image_ptr,
m_image.image.xsize, m_image.image.ysize,
m_image.image.csize);
// read frame data into m_image
int status = fileReader->processFrameData();
if( status == VideoIO_::VIDEO_STOPPED )
{
// output end of video bang in playing mode
// and stop video
if(!m_already_banged)
{
outlet_bang(m_outEnd);
m_already_banged = true;
}
return;
}
if( status == VideoIO_::VIDEO_SIZE_CHANGED )
{
// check if image size changed
if( m_image.image.xsize != fileReader->getWidth() ||
m_image.image.ysize != fileReader->getHeight() ||
m_image.image.csize != fileReader->getColorSize() )
reallocate_m_image();
infoSize();
// process frame with new size again
fileReader->processFrameData();
}
// set flag if we have a new film
if(m_newfilm)
{
m_image.newfilm = true;
m_newfilm = false;
}
m_image.newimage = true;
// set image
state->image = &m_image;
}
void TextView::skip(WordCursor &cursor, SizeUnit unit, int size) {
WordCursor paragraphStart = cursor;
paragraphStart.moveToParagraphStart();
WordCursor paragraphEnd = cursor;
paragraphEnd.moveToParagraphEnd();
myStyle.reset();
myStyle.applyControls(paragraphStart, cursor);
while (!cursor.isEndOfParagraph() && (size > 0)) {
const LineInfo info = processTextLine(cursor, paragraphEnd);
cursor = info.End;
size -= infoSize(info, unit);
}
}
int TextView::paragraphSize(const WordCursor &cursor, bool beforeCurrentPosition, SizeUnit unit) {
WordCursor word = cursor;
word.moveToParagraphStart();
WordCursor end = cursor;
if (!beforeCurrentPosition) {
end.moveToParagraphEnd();
}
myStyle.reset();
int size = 0;
while (!word.sameElementAs(end)) {
const LineInfo info = processTextLine(word, end);
word = info.End;
size += infoSize(info, unit);
}
return size;
}