Display Milena fatal errors on std::cerr, not std::cout.

	* mln/io/pdf/load.hh,
	* mln/io/tiff/load.hh:
	Here.

milena/ChangeLog

+2013-08-27  Roland Levillain  <roland@lrde.epita.fr>
+
+	Display Milena fatal errors on std::cerr, not std::cout.
+
+	* mln/io/pdf/load.hh,
+	* mln/io/tiff/load.hh:
+	Here.
+
 2013-08-27  Roland Levillain  <roland@lrde.epita.fr>
 	Remove Milena debug code making side effects on streams.

milena/mln/io/pdf/load.hh

@@ -201,7 +201,7 @@ namespace mln
 	  {
 	    case poppler::image::format_invalid:
 	    case poppler::image::format_mono:
-	      std::cout << "Loading black and white pdf is not implemented!";
+	      std::cerr << "Loading black and white pdf is not implemented!";
 	      abort();
 	      break;
 	    case poppler::image::format_rgb24:
@@ -225,7 +225,7 @@ namespace mln
 	  poppler::page_renderer pr;
 	  if (! pr.can_render())
 	  {
-	    std::cout << "PDF cannot be rendered! Make sure libpoppler is "
+	    std::cerr << "PDF cannot be rendered! Make sure libpoppler is "
 		      << "compiled with a render backend." << std::endl;
 	    abort();
 	  }
@@ -282,7 +282,7 @@ namespace mln
 	if (first_page < 0 || first_page > (pdf->pages() - 1)
 	    || last_page < 0 || last_page > (pdf->pages() - 1))
 	{
-	  std::cout << "Error while loading PDF: page range is not correct!"
+	  std::cerr << "Error while loading PDF: page range is not correct!"
 		    << std::endl;
 	  abort();
 	}
@@ -313,7 +313,7 @@ namespace mln
 	{
 	  if (pages[i] < 0 || pages[i] > pdf->pages() - 1)
 	  {
-	    std::cout << "Error while loading PDF: selected page "
+	    std::cerr << "Error while loading PDF: selected page "
 		      << pages[i] << " does not exist!" << std::endl;
 	    abort();
 	  }

milena/mln/io/tiff/load.hh

-// Copyright (C) 2009, 2012 EPITA Research and Development Laboratory
+// Copyright (C) 2009, 2012, 2013 EPITA Research and Development Laboratory
 // (LRDE)
 //
 // This file is part of Olena.
@@ -156,7 +156,7 @@ namespace mln
 	  uint16 data_size = bits_per_sample * samples_per_pixel;
 	  if (data_size != 24 && data_size != 32)
 	  {
-	    std::cout << "Trying to load a non color TIFF "
+	    std::cerr << "Trying to load a non color TIFF "
 		      << "image into a color Milena image." << std::endl;
 	    abort();
 	  }
@@ -166,7 +166,7 @@ namespace mln
 
 	  if (!TIFFReadRGBAImage(file, ima.ncols(), ima.nrows(), raster, 0))
 	  {
-	    std::cout << "Error while reading the image file. Is it corrupted?"
+	    std::cerr << "Error while reading the image file. Is it corrupted?"
 		      << std::endl;
 	    abort();
 	  }
@@ -231,7 +231,7 @@ namespace mln
 	  TIFFGetField(file, TIFFTAG_SAMPLESPERPIXEL, &samples_per_pixel);
 	  if (samples_per_pixel != 1)
 	  {
-	    std::cout << "Trying to load a non grayscale TIFF "
+	    std::cerr << "Trying to load a non grayscale TIFF "
 		      << "image into a grayscale Milena image." << std::endl;
 	    abort();
 	  }
@@ -241,7 +241,7 @@ namespace mln
 
 	  if (!TIFFReadRGBAImage(file, ima.ncols(), ima.nrows(), raster, 0))
 	  {
-	    std::cout << "Error while reading the image file. Is it corrupted?"
+	    std::cerr << "Error while reading the image file. Is it corrupted?"
 		      << std::endl;
 	    abort();
 	  }