From 1719a56dc3b872e8238b8ea945b5a1f934bde031 Mon Sep 17 00:00:00 2001
From: Hans-Christoph Steiner <eighthave@users.sourceforge.net>
Date: Mon, 1 Sep 2003 18:22:57 +0000
Subject: moved gem2pdp to the CVSROOT/externals/

svn path=/trunk/externals/unauthorized/; revision=922
---
 gem2pdp/pdp2gem.cpp | 201 ----------------------------------------------------
 1 file changed, 201 deletions(-)
 delete mode 100644 gem2pdp/pdp2gem.cpp

(limited to 'gem2pdp/pdp2gem.cpp')

diff --git a/gem2pdp/pdp2gem.cpp b/gem2pdp/pdp2gem.cpp
deleted file mode 100644
index a526fd9..0000000
--- a/gem2pdp/pdp2gem.cpp
+++ /dev/null
@@ -1,201 +0,0 @@
-/*
- *  pdp2gem : pdp to gem bridge
- *
- *  Holds the contents of a PDP packet and introduce it in the GEM rendering chain
- *
- *  Copyright (c) 2003 Yves Degoyon
- *
- */
-
-
-#include "pdp2gem.h"
-#include "yuv.h"
-
-CPPEXTERN_NEW(pdp2gem)
-
-pdp2gem :: pdp2gem(void)
-{
-  // initialize the pix block data
-  m_pixBlock.image.data = NULL;
-  m_pixBlock.image.xsize = 0;
-  m_pixBlock.image.ysize = 0;
-  m_pixBlock.image.csize = 3;
-  m_pixBlock.image.format = GL_RGB;
-  m_pixBlock.image.type = GL_UNSIGNED_BYTE;
-  m_format = GL_RGB;
-  m_csize = 3;
-  m_data = NULL;
-  m_packet0 = -1;
-  m_xsize = 0;
-  m_ysize = 0;
-  m_dropped = 0;
-  m_pdpdata = NULL;
-  m_mutex = NULL;
-
-  m_mutex = (pthread_mutex_t*) malloc(sizeof(pthread_mutex_t));
-  if ( pthread_mutex_init(m_mutex, NULL) < 0 )
-  {
-       perror("pdp2gem : couldn't create mutex");
-  }
-  else
-  {
-       post("pdp2gem : created mutex");
-  }
- 
-}
-
-pdp2gem :: ~pdp2gem()
-{
-  if ( m_mutex ) 
-  {
-    pthread_mutex_destroy(m_mutex);
-    free(m_mutex);
-    post("pdp2gem : destroyed mutex");
-  }
-
-  deleteBuffer();
-}
-
-void pdp2gem :: deleteBuffer()
-{
-  if ( m_data )
-  {
-    delete [] m_data;
-  }
-  m_pixBlock.image.data=NULL;
-}
-
-void pdp2gem :: createBuffer()
-{
-  const int neededXSize = m_xsize;
-  const int neededYSize = m_ysize;
-  int dataSize;
-
-  deleteBuffer();
-
-  m_pixBlock.image.xsize = neededXSize;
-  m_pixBlock.image.ysize = neededYSize;
-  m_pixBlock.image.csize = m_csize;
-  m_pixBlock.image.format= m_format;
-
-  // +4 from MPEG 
-  dataSize = (m_pixBlock.image.xsize * m_pixBlock.image.ysize * m_pixBlock.image.csize)+4; 
-  m_data = new unsigned char[dataSize];
-  memset(m_data, 0, dataSize);
-
-  m_pixBlock.image.data = m_data;
-
-  post("pdp2gem : created buffer %dx%d", m_xsize, m_ysize );
-}
-
-void pdp2gem :: pdpMess(t_symbol *action, t_int pcktno)
-{
- t_int psize;
- short int *pY, *pU, *pV;
- unsigned char r,g,b;
- unsigned char y,u,v;
- t_int cpt, px, py;
-
-  if (action == gensym("register_ro"))  
-  {
-     m_dropped = pdp_packet_copy_ro_or_drop(&m_packet0, pcktno);
-  }
-  // post("pdp2gem : got pdp packet #%d : dropped : %d", pcktno, m_dropped );
-
-  m_header = pdp_packet_header(m_packet0);
-
-  if ((action == gensym("process")) && (-1 != m_packet0) && (!m_dropped))
-  {
-    if ( PDP_IMAGE == m_header->type )
-    {
-       if (pdp_packet_header(m_packet0)->info.image.encoding == PDP_IMAGE_YV12)
-       {
-          if ( ( m_xsize != (int)m_header->info.image.width ) ||
-               ( m_ysize != (int)m_header->info.image.height ) )
-          {
-            m_xsize = m_header->info.image.width;
-            m_ysize = m_header->info.image.height;
-            createBuffer();
-          }
-          m_pdpdata = (short int *)pdp_packet_data(m_packet0);
-          psize = m_xsize*m_ysize;
-          pY = m_pdpdata;
-          pV = m_pdpdata+psize;
-          pU = m_pdpdata+psize+(psize>>2);
-        
-          // lock mutex
-          pthread_mutex_lock(m_mutex);
-
-          // copy image data
-          for ( py=0; py<m_ysize; py++)
-          {
-            for ( px=0; px<m_xsize; px++)
-            {
-              cpt=((m_ysize-py)*m_xsize+px)*3;
-              y = *(pY)>>7;
-              v = (*(pV)>>8)+128;
-              u = (*(pU)>>8)+128;
-              m_data[cpt++] = yuv_YUVtoR( y, u, v );
-              m_data[cpt++] = yuv_YUVtoG( y, u, v );
-              m_data[cpt] = yuv_YUVtoB( y, u, v );
-              pY++;
-              if ( (px%2==0) && (py%2==0) )
-              {
-                pV++; pU++;
-              }
-            }
-          }
-
-          // unlock mutex
-          pthread_mutex_unlock(m_mutex);
-
-          // free PDP packet
-          pdp_packet_mark_unused(m_packet0);
-          m_packet0 = -1;
-       }
-       else
-       {
-          post("pdp2gem : unsupported image type", m_header->info.image.encoding );
-       }
-    }
-  }
-
-}
-
-void pdp2gem :: startRendering()
-{
-  m_pixBlock.newimage = 1;
-}
-
-void pdp2gem :: render(GemState *state)
-{
-  if ( m_data )
-  {
-    // lock mutex
-    pthread_mutex_lock(m_mutex);
-
-    m_pixBlock.newimage = 1;
-    state->image = &m_pixBlock;
-  }
-}
-
-void pdp2gem :: postrender(GemState *state)
-{
-  m_pixBlock.newimage = 0;
-
-  // unlock mutex
-  pthread_mutex_unlock(m_mutex);
-}
-
-void pdp2gem :: obj_setupCallback(t_class *classPtr)
-{
-  post( "pdp2gem : a bridge between PDP/PiDiP and GEM v"GEM2PDP_VERSION" (ydegoyon@free.fr)" );
-  class_addmethod(classPtr, (t_method)&pdp2gem::pdpCallback, gensym("pdp"),  A_SYMBOL, A_DEFFLOAT, A_NULL);
-}
-
-void pdp2gem :: pdpCallback(void *data, t_symbol *action, t_floatarg fpcktno)
-{
-  // post("pdp2gem : callback : action : %s : no : %f", action->s_name, fpcktno );
-  GetMyClass(data)->pdpMess(action, (int)fpcktno);
-}
-
-- 
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