Add new Stream base class, internal-only for now.

src/modules/data/ByteData.cpp

@@ -31,11 +31,12 @@ namespace data
 
 love::Type ByteData::type("ByteData", &Data::type);
 
-ByteData::ByteData(size_t size)
+ByteData::ByteData(size_t size, bool clear)
 	: size(size)
 {
 	create();
-	memset(data, 0, size);
+	if (clear)
+		memset(data, 0, size);
 }
 
 ByteData::ByteData(const void *d, size_t size)

src/modules/data/ByteData.h

@@ -35,7 +35,7 @@ public:
 
 	static love::Type type;
 
-	ByteData(size_t size);
+	ByteData(size_t size, bool clear = true);
 	ByteData(const void *d, size_t size);
 	ByteData(void *d, size_t size, bool own);
 	ByteData(const ByteData &d);

src/modules/video/Video.h

@@ -23,7 +23,6 @@
 
 // LOVE
 #include "common/Module.h"
-#include "common/Stream.h"
 #include "filesystem/File.h"
 
 #include "VideoStream.h"

src/modules/video/VideoStream.cpp

@@ -27,7 +27,7 @@ namespace love
 namespace video
 {
 
-love::Type VideoStream::type("VideoStream", &Stream::type);
+love::Type VideoStream::type("VideoStream", &Object::type);
 
 void VideoStream::setSync(VideoStream::FrameSync *frameSync)
 {

src/modules/video/VideoStream.h

@@ -22,7 +22,7 @@
 #define LOVE_VIDEO_VIDEOSTREAM_H
 
 // LOVE
-#include "common/Stream.h"
+#include "common/Object.h"
 #include "audio/Source.h"
 #include "thread/threads.h"
 
@@ -31,7 +31,7 @@ namespace love
 namespace video
 {
 
-class VideoStream : public Stream
+class VideoStream : public love::Object
 {
 public:
 
@@ -39,6 +39,28 @@ public:
 
 	virtual ~VideoStream() {}
 
+	/**
+	 * A callback, gets called when some Stream consumer exhausts the data
+	 **/
+	virtual void fillBackBuffer() {}
+
+	/**
+	 * Get the front buffer, Streams are supposed to be (at least) double-buffered
+	 **/
+	virtual const void* getFrontBuffer() const = 0;
+
+	/**
+	 * Get the size of any (and in particular the front) buffer
+	 **/
+	virtual size_t getSize() const = 0;
+
+	/**
+	 * Swap buffers. Returns true if there is new data in the front buffer,
+	 * false otherwise.
+	 * NOTE: If there is no back buffer ready, this call must be ignored
+	 **/
+	virtual bool swapBuffers() = 0;
+
 	virtual int getWidth() const = 0;
 	virtual int getHeight() const = 0;
 	virtual const std::string &getFilename() const = 0;