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-rw-r--r--include/media/hardware/HardwareAPI.h25
1 files changed, 25 insertions, 0 deletions
diff --git a/include/media/hardware/HardwareAPI.h b/include/media/hardware/HardwareAPI.h
index ac67f94..de3aeb1 100644
--- a/include/media/hardware/HardwareAPI.h
+++ b/include/media/hardware/HardwareAPI.h
@@ -89,6 +89,31 @@ struct VideoDecoderOutputMetaData {
buffer_handle_t pHandle;
};
+// A pointer to this struct is passed to OMX_SetParameter() when the extension
+// index "OMX.google.android.index.prepareForAdaptivePlayback" is given.
+//
+// This method is used to signal a video decoder, that the user has requested
+// seamless resolution change support (if bEnable is set to OMX_TRUE).
+// nMaxFrameWidth and nMaxFrameHeight are the dimensions of the largest
+// anticipated frames in the video. If bEnable is OMX_FALSE, no resolution
+// change is expected, and the nMaxFrameWidth/Height fields are unused.
+//
+// If the decoder supports dynamic output buffers, it may ignore this
+// request. Otherwise, it shall request resources in such a way so that it
+// avoids full port-reconfiguration (due to output port-definition change)
+// during resolution changes.
+//
+// DO NOT USE THIS STRUCTURE AS IT WILL BE REMOVED. INSTEAD, IMPLEMENT
+// METADATA SUPPORT FOR VIDEO DECODERS.
+struct PrepareForAdaptivePlaybackParams {
+ OMX_U32 nSize;
+ OMX_VERSIONTYPE nVersion;
+ OMX_U32 nPortIndex;
+ OMX_BOOL bEnable;
+ OMX_U32 nMaxFrameWidth;
+ OMX_U32 nMaxFrameHeight;
+};
+
// A pointer to this struct is passed to OMX_SetParameter when the extension
// index for the 'OMX.google.android.index.useAndroidNativeBuffer' extension is
// given. This call will only be performed if a prior call was made with the