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authordufourj2005-05-01 17:43:58 +0000
committerdufourj2005-05-01 17:43:58 +0000
commit0e6511695ac0b3ffa124d965e80229ff6a3c5294 (patch)
treeb1aa31e45a01575ecf1fa19ccc002c7cda0ab602 /2005/i/robert/src/image
parent27402be20ddf544c9acc5362c550e127bc548e93 (diff)
Ajout de la classe de SocketReader qui permet de lire des données depuis un
client connecté au serveur
Diffstat (limited to '2005/i/robert/src/image')
-rw-r--r--2005/i/robert/src/image/Makefile.defs4
-rw-r--r--2005/i/robert/src/image/socket_reader.cc68
-rw-r--r--2005/i/robert/src/image/socket_reader.hh51
3 files changed, 121 insertions, 2 deletions
diff --git a/2005/i/robert/src/image/Makefile.defs b/2005/i/robert/src/image/Makefile.defs
index b0e7f74..bd5ad79 100644
--- a/2005/i/robert/src/image/Makefile.defs
+++ b/2005/i/robert/src/image/Makefile.defs
@@ -1,7 +1,7 @@
PROGRAMS += test_image
-image_OBJECTS = image.o raw_reader.o
+image_OBJECTS = image.o raw_reader.o socket_reader.o
-test_image_OBJECTS = test_image.o $(image_OBJECTS)
+test_image_OBJECTS = test_image.o $(image_OBJECTS) $(data_OBJECTS) $(net_OBJECTS)
test_image: $(test_image_OBJECTS)
diff --git a/2005/i/robert/src/image/socket_reader.cc b/2005/i/robert/src/image/socket_reader.cc
new file mode 100644
index 0000000..ea52a19
--- /dev/null
+++ b/2005/i/robert/src/image/socket_reader.cc
@@ -0,0 +1,68 @@
+// socket_reader.cc
+// robert - programme du robot 2005. {{{
+//
+// Copyright (C) 2005 Dufour Jrmy
+//
+// This program is free software; you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation; either version 2 of the License, or
+// (at your option) any later version.
+//
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+// GNU General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License
+// along with this program; if not, write to the Free Software
+// Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+//
+// Contact :
+// Web: %WEB%
+// Email: <dufourj@efrei.fr>
+// }}}
+#include "socket_reader.hh"
+
+#include "socket/server_socket.hh"
+#include "socket/socket_text.hh"
+#include "socket/address.hh"
+#include "data/data_buffer.hh"
+
+#include <stdexcept>
+
+/// Constructeur, les paramtres doivent tre prciss car non prsents
+/// dans le binaire.
+SocketReader::SocketReader (DataInput &data, int width, int height,
+ Image::PixelFormat pixelFormat, int port)
+ : data_ (data), width_ (width), height_ (height),
+ pixelFormat_ (pixelFormat)
+{
+ ServerSocket ss (port);
+ Address a;
+ socketText_ = new SocketText (ss, a);
+ socketText_->nonblock ();
+}
+
+/// Rcupre les paramtres de l'image.
+void
+SocketReader::getParam (int &width, int &height,
+ Image::PixelFormat &pixelFormat)
+{
+ width = width_;
+ height = height_;
+ pixelFormat = pixelFormat_;
+}
+
+/// Lit une image, lance une exception en cas d'erreur.
+void
+SocketReader::read (uint8_t *buf, unsigned size)
+{
+ DataBuffer db;
+ while (!socketText_->recv ());
+ *socketText_ >> db;
+ if (db.type () != DataBuffer::Image)
+ throw std::runtime_error ("Echec de la transmission");
+ if (db.size () != size)
+ throw std::runtime_error ("Erreur de taille de message demand");
+ db.read (buf, size);
+}
diff --git a/2005/i/robert/src/image/socket_reader.hh b/2005/i/robert/src/image/socket_reader.hh
new file mode 100644
index 0000000..44ba337
--- /dev/null
+++ b/2005/i/robert/src/image/socket_reader.hh
@@ -0,0 +1,51 @@
+#ifndef socket_reader_hh
+#define socket_reader_hh
+// socket_reader.hh
+// robert - programme du robot 2005. {{{
+//
+// Copyright (C) 2005 Dufour Jrmy
+//
+// This program is free software; you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation; either version 2 of the License, or
+// (at your option) any later version.
+//
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+// GNU General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License
+// along with this program; if not, write to the Free Software
+// Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+//
+// Contact :
+// Web: %WEB%
+// Email: <dufourj@efrei.fr>
+// }}}
+
+#include "image_reader.hh"
+
+class SocketText;
+class DataInput;
+
+/// Classe qui fonctionne comme RawReader mais sur un socket.
+class SocketReader : public ImageReader
+{
+ DataInput &data_;
+ int width_, height_;
+ Image::PixelFormat pixelFormat_;
+ SocketText *socketText_;
+ public:
+ /// Constructeur, les paramtres doivent tre prciss car non prsents
+ /// dans le binaire.
+ SocketReader (DataInput &data, int width, int height,
+ Image::PixelFormat pixelFormat, int port);
+ /// Rcupre les paramtres de l'image.
+ void getParam (int &width, int &height,
+ Image::PixelFormat &pixelFormat);
+ /// Lit une image, lance une exception en cas d'erreur.
+ void read (uint8_t *buf, unsigned size);
+};
+
+#endif // socket_reader_hh