MF_MEDIA_ENGINE_PRELOAD enumeration (mfmediaengine.h)

Defines preload hints for the Media Engine. These values correspond to the preload attribute of the HTMLMediaElement interface in HTML5.

Syntax

typedef enum MF_MEDIA_ENGINE_PRELOAD {
  MF_MEDIA_ENGINE_PRELOAD_MISSING = 0,
  MF_MEDIA_ENGINE_PRELOAD_EMPTY = 1,
  MF_MEDIA_ENGINE_PRELOAD_NONE = 2,
  MF_MEDIA_ENGINE_PRELOAD_METADATA = 3,
  MF_MEDIA_ENGINE_PRELOAD_AUTOMATIC = 4
} ;

Constants

MF_MEDIA_ENGINE_PRELOAD_MISSING Value: 0 The preload attribute is missing.
MF_MEDIA_ENGINE_PRELOAD_EMPTY Value: 1 The preload attribute is an empty string. This value is equivalent to MF_MEDIA_ENGINE_PRELOAD_AUTOMATIC.
MF_MEDIA_ENGINE_PRELOAD_NONE Value: 2 The preload attribute is "none". This value is a hint to the user agent not to preload the resource.
MF_MEDIA_ENGINE_PRELOAD_METADATA Value: 3 The preload attribute is "metadata". This value is a hint to the user agent to fetch the resource metadata.
MF_MEDIA_ENGINE_PRELOAD_AUTOMATIC Value: 4 The preload attribute is "auto". This value is a hint to the user agent to preload the entire resource.

Requirements

Requirement	Value
Minimum supported client	Windows 8 [desktop apps | UWP apps]
Minimum supported server	Windows Server 2012 [desktop apps | UWP apps]
Header	mfmediaengine.h

See also

Media Foundation Enumerations