Engine directory for ticket #1

Engine/source/gfx/video/videoEncoderPNG.cpp

@@ -0,0 +1,76 @@
+//-----------------------------------------------------------------------------
+// Copyright (c) 2012 GarageGames, LLC
+//
+// Permission is hereby granted, free of charge, to any person obtaining a copy
+// of this software and associated documentation files (the "Software"), to
+// deal in the Software without restriction, including without limitation the
+// rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
+// sell copies of the Software, and to permit persons to whom the Software is
+// furnished to do so, subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included in
+// all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
+// IN THE SOFTWARE.
+//-----------------------------------------------------------------------------
+
+#include "videoCapture.h"
+#include "core/stream/fileStream.h"
+#include "console/console.h"
+#include "gfx/bitmap/gBitmap.h"
+
+/// This is a very basic "encoder" that records the video as a series of numbered PNGs
+/// Good if you're having problems with container-based formats and need extra flexibility.
+class VideoEncoderPNG : public VideoEncoder
+{
+   U32 mCurrentFrame;
+
+public:
+   /// Begins accepting frames for encoding
+   bool begin()
+   {
+      mPath += "\\";
+      mCurrentFrame = 0;
+
+      return true;
+   }
+
+   /// Pushes a new frame into the video stream
+   bool pushFrame( GBitmap * bitmap )
+   {
+      FileStream fs;
+      String framePath = mPath + String::ToString("%.6u.png", mCurrentFrame);
+      if ( !fs.open( framePath, Torque::FS::File::Write ) )
+      {
+         Con::errorf( "VideoEncoderPNG::pushFrame() - Failed to open output file '%s'!", framePath.c_str() );
+         return false;
+      }
+
+      //Increment
+      mCurrentFrame++;
+
+      bool result = bitmap->writeBitmap("png", fs, 0);
+      pushProcessedBitmap(bitmap);
+ 
+      return result;
+   }
+
+   /// Finishes the encoding and closes the video
+   bool end()
+   {
+      return true;
+   }
+
+   void setResolution( Point2I* resolution ) 
+   {      
+      mResolution = *resolution; 
+   }
+};
+
+REGISTER_VIDEO_ENCODER(VideoEncoderPNG, PNG)