Declaration
function SetMediaTypeVideo(streamIndex: integer; const subTypeStr: WideString; frameWidth: integer; frameHeight: integer; frameRate: double; const videoLighting: WideString): boolean;
function SetMediaTypeVideo(const subTypeStr: WideString; frameWidth: integer; frameHeight: integer; frameRate: double; const videoLighting: WideString): boolean;
Description
Creates and selects a new video media type. Media Foundation will provide a decoder to convert from native media type.
Returns False if the media type is not accepted (or a suitable conversion is not available).
| Parameter | Description |
| streamIndex | Index of the stream, in the range of 0 to StreamCount - 1 |
| streamType | A string representing the stream type. Only the first stream of this type will be considered. Can be any one of the values accepted by GetStreamType |
| subTypeStr | Specifies the video subtype |
| frameWidth | Width of a video frame, in pixels |
| frameHeight | Height of a video frame, in pixels |
| frameRate | Frame rate of a video media type, in frames per second |
| videoLighting | Specifies the optimal lighting conditions for a video media type. Allowed values are: 'Bright', 'Office', 'Dim' and 'Dark' |
The Video media sub types (IESUBTYPE_DICT_KEY) are: 'RGB8', 'RGB555', 'RGB565', 'RGB24', 'RGB32', 'ARGB32', 'AI44', 'AYUV', 'YUY2', 'YVYU', 'YVU9', 'UYVY', 'NV11', 'NV12', 'YV12', 'I420', 'IYUV', 'Y210', 'Y216',
'Y410', 'Y416', 'Y41P', 'Y41T', 'Y42T', 'P210', 'P216', 'P010', 'P016', 'v210', 'v216', 'v410', 'MP43', 'MP4S', 'M4S2', 'MP4V', 'WMV1', 'WMV2', 'WMV3', 'WVC1', 'MSS1', 'MSS2',
'MPG1', 'dvsl', 'dvsd', 'dvhd', 'dv25', 'dv50', 'dvh1', 'dvc ', 'H264', 'MJPG'.
ImageEnView1.IO.MediaFoundationSourceReader.SetMediaTypeVideo('RGB32', 640, 480, 30);
See Also
◼GetMediaType◼GetMediaTypesCount◼SetMediaTypeCustom◼SetMediaTypeAudio◼SelectMediaType◼GetCurrentMediaType