Changeset 9860 for OpenSceneGraph/trunk/src/osgPlugins/ffmpeg/FFmpegDecoderVideo.hpp

Timestamp:

03/04/09 15:49:39 (4 years ago)

Author:

robert

Message:

Introduced double buffering of video stream to avoid tearing of image.

Removed swapBufers call and image y inversion.

Files:

• OpenSceneGraph/trunk/src/osgPlugins/ffmpeg/FFmpegDecoderVideo.hpp (modified) (2 diffs)

OpenSceneGraph/trunk/src/osgPlugins/ffmpeg/FFmpegDecoderVideo.hpp

@@ -108 +108 @@
     FramePtr                m_frame;
     FramePtr                m_frame_rgba;
-    Buffer                  m_buffer_rgba;
-    Buffer                  m_buffer_rgba_public;
+    Buffer                  m_buffer_rgba[2];
+    int                     m_writeBuffer;
 
     void *                  m_user_data;
@@ -176 +176 @@
 inline const uint8_t * FFmpegDecoderVideo::image() const
 {
-    return &m_buffer_rgba_public[0];
+    return &((m_buffer_rgba[1-m_writeBuffer])[0]);
 }