Second Life viewer sources 1.18.1.2

1 files changed, 126 insertions, 0 deletions

diff --git a/linden/indra/llmedia/llmediaimplgstreamer.h b/linden/indra/llmedia/llmediaimplgstreamer.h
new file mode 100644
index 0000000..52a5c84
--- /dev/null
+++ b/linden/indra/llmedia/llmediaimplgstreamer.h
@@ -0,0 +1,126 @@
+/** 
+ * @file llmediaimplgstreamer.h
+ * @brief implementation that supports media playback via GStreamer.
+ *
+ * Copyright (c) 2007-2007, Linden Research, Inc.
+ * 
+ * Second Life Viewer Source Code
+ * The source code in this file ("Source Code") is provided by Linden Lab
+ * to you under the terms of the GNU General Public License, version 2.0
+ * ("GPL"), unless you have obtained a separate licensing agreement
+ * ("Other License"), formally executed by you and Linden Lab.  Terms of
+ * the GPL can be found in doc/GPL-license.txt in this distribution, or
+ * online at http://secondlife.com/developers/opensource/gplv2
+ * 
+ * There are special exceptions to the terms and conditions of the GPL as
+ * it is applied to this Source Code. View the full text of the exception
+ * in the file doc/FLOSS-exception.txt in this software distribution, or
+ * online at http://secondlife.com/developers/opensource/flossexception
+ * 
+ * By copying, modifying or distributing this software, you acknowledge
+ * that you have read and understood your obligations described above,
+ * and agree to abide by those obligations.
+ * 
+ * ALL LINDEN LAB SOURCE CODE IS PROVIDED "AS IS." LINDEN LAB MAKES NO
+ * WARRANTIES, EXPRESS, IMPLIED OR OTHERWISE, REGARDING ITS ACCURACY,
+ * COMPLETENESS OR PERFORMANCE.
+ */
+
+// header guard
+#ifndef llmediaimplgstreamer_h
+#define llmediaimplgstreamer_h
+
+#if LL_GSTREAMER_ENABLED
+
+extern "C" {
+#include <gst/gst.h>
+
+#include <apr-1/apr_pools.h>
+#include <apr-1/apr_dso.h>
+}
+
+#include "stdtypes.h"
+
+#include "llmediamoviebase.h"
+
+#include "llmediaimplgstreamervidplug.h"
+#ifdef LL_GST_SOUNDSINK
+#include "llmediaimplgstreamersndplug.h"
+#endif // LL_GST_SOUNDSINK
+
+///////////////////////////////////////////////////////////////////////////
+class LLMediaImplGStreamer:
+        public LLMediaMovieBase
+{
+        public:
+                LLMediaImplGStreamer ();
+                virtual ~LLMediaImplGStreamer ();
+
+                ////////////////////////////////////////////////////////
+                // implementation of the media public interface
+
+                // housekeeping
+                virtual BOOL setBuffer ( U8* bufferIn );
+                virtual BOOL init ();
+                virtual BOOL load ( const LLString& urlIn );
+                virtual BOOL unload ();
+
+                // transport controls
+                virtual BOOL stop ();
+                virtual BOOL play ();
+                virtual BOOL loop ( S32 howMany );
+                virtual BOOL pause ();
+                virtual BOOL seek ( F64 time );
+
+                // audio levels
+                virtual BOOL setVolume ( F32 volumeIn );
+                virtual F32 getVolume ();
+
+                // status
+                virtual BOOL isIdle () const;
+                virtual BOOL isBuffering () const;
+                virtual BOOL isError () const;
+                virtual BOOL isLoaded () const;
+                virtual BOOL isStopped () const;
+                virtual BOOL isPaused () const;
+                virtual BOOL isPlaying () const;
+                virtual BOOL isLooping () const;
+                virtual F64 getTime () const;
+
+                // media data
+                virtual S32 updateMedia ();
+                virtual void setAutoScaled ( BOOL autoScaledIn );
+                virtual U8* getMediaData ();
+                virtual F64 getMediaDuration () const;
+
+                // class-specific
+                GMainLoop *getPump() {return mPump;};
+                typedef enum { ModeNone, ModeIdle, ModeError, ModeBuffering, ModeStopped, ModePaused, ModePlaying, ModeLooping } llGstMode;
+                llGstMode getCurrentMode() {return currentMode;};
+                void setCurrentMode(llGstMode mode) {currentMode = mode;};
+
+        private:
+                // misc
+                U8* mediaData;
+                BOOL ownBuffer;
+                BOOL autoScaled;
+                F32 mVolume;
+
+                llGstMode currentMode;
+
+                // GStreamer-specific
+                GMainLoop *mPump; // event pump for this media
+                GstElement *mPlaybin;
+                GstSLVideo *mVideoSink;
+#ifdef LL_GST_SOUNDSINK
+                GstSLSound *mAudioSink;
+#endif // LL_GST_SOUNDSINK
+};
+
+// called during shutdown when no instances may exist
+void UnloadGStreamer();
+
+
+#endif // LL_GSTREAMER_ENABLED
+
+#endif // llmediaimplgstreamer_h