GLMediaPlayer: Add multithreaded decoding w/ textureCount > 2 where available EGL/FFMPeg. WIP!

Off-thread decoding:
  If validated (impl) textureCount > 2, decoding happens on extra thread.
  If decoding requires GL context, a shared context is created for decoding thread.

API Changes:
- initGLStream(..): Adds 'textureCount' as argument.
- TextureSequence.TexSeqEventListener.newFrameAvailable(..) exposes the new frame available
- TextureSequence.TextureFrame exposes the PTS (video)

Implementation:

- 'int validateTextureCount(int)': implementation decides whether textureCount can be > 2, i.e. off-thread decoding allowed,
  default is NO w/ textureCount==2!

- 'boolean requiresOffthreadGLCtx()': implementation decides whether shared context is required for off-thread decoding

- 'syncFrame2Audio(TextureFrame frame)': implementation shall handle a/v sync, due to audio stream details (pts, buffered frames)

- FFMPEGMediaPlayer extends GLMediaPlayerImpl, no more EGLMediaPlayerImpl (redundant)

+++

- SyncedRingbuffer: Expose T[] array

+++

TODO:
 - syncAV!
 - test Android

1 files changed, 2 insertions, 6 deletions

diff --git a/src/jogl/native/openmax/omx_tool.c b/src/jogl/native/openmax/omx_tool.c
index 16c43f6a8..26a3b93f1 100644
--- a/src/jogl/native/openmax/omx_tool.c
+++ b/src/jogl/native/openmax/omx_tool.c
@@ -1049,17 +1049,13 @@ void OMXToolBasicAV_SetStream(OMXToolBasicAV_t * pOMXAV, int vBufferNum, const K
     DBG_PRINT( "SetStream X\n");
 }
 
-void OMXToolBasicAV_SetStreamEGLImageTexture2D(OMXToolBasicAV_t * pOMXAV, KDint i, GLuint tex, EGLImageKHR image, EGLSyncKHR sync)
+void OMXToolBasicAV_SetStreamEGLImageTexture2D(OMXToolBasicAV_t * pOMXAV, GLuint tex, EGLImageKHR image, EGLSyncKHR sync)
 {
     if(NULL==pOMXAV) {
         JoglCommon_throwNewRuntimeException(0, "OMX instance null\n");
         return;
     }
-    DBG_PRINT( "SetStreamEGLImg %p #%d/%d t:%d i:%p s:%p..\n", pOMXAV, i, pOMXAV->vBufferNum, tex, image, sync);
-    if(i<0||i>=pOMXAV->vBufferNum) {
-        JoglCommon_throwNewRuntimeException(0, "Buffer index out of range: %d\n", i);
-        return;
-    }
+    DBG_PRINT( "SetStreamEGLImg %p count %d t:%d i:%p s:%p..\n", pOMXAV, pOMXAV->vBufferNum, tex, image, sync);
 
     kdThreadMutexLock(pOMXAV->mutex);
     {