Function cvStartAppendToSeq

deps/opencv/modules/core/src/datastructs.cpp:810–823

Initialize sequence writer: */

/* Initialize sequence writer: */
CV_IMPL void
cvStartAppendToSeq( CvSeq *seq, CvSeqWriter * writer )
{
    if( !seq || !writer )
        CV_Error( CV_StsNullPtr, "" );

    memset( writer, 0, sizeof( *writer ));
    writer->header_size = sizeof( CvSeqWriter );

    writer->seq = seq;
    writer->block = seq->first ? seq->first->prev : 0;
    writer->ptr = seq->ptr;
    writer->block_max = seq->block_max;
}


/* Initialize sequence writer: */