#pragma warning disable 618,612
private static IEncoderAPI checkEncoderAPI(IBaseFilter filterVideoEncoder, IBaseFilter filterCapture,
IBaseFilter filterMultiplexer, IBaseFilter filterVideoCompressor)
{
IEncoderAPI videoEncoder = null;
if (filterVideoEncoder != null)
{
videoEncoder = filterVideoEncoder as IEncoderAPI;
}
if (videoEncoder == null && filterCapture != null)
{
videoEncoder = filterCapture as IEncoderAPI;
}
if (videoEncoder == null && filterMultiplexer != null)
{
videoEncoder = filterMultiplexer as IEncoderAPI;
}
if (videoEncoder == null && filterVideoCompressor != null)
{
videoEncoder = filterVideoCompressor as IEncoderAPI;
}
return(videoEncoder);
}
/// <summary>
/// Creates the object that implements the IQuality interface
/// </summary>
public static IQuality createQualityControl(Configuration configuration, IBaseFilter filterVideoEncoder,
IBaseFilter filterCapture, IBaseFilter filterMultiplexer,
IBaseFilter filterVideoCompressor)
{
ICodecAPI codecAPI = checkCodecAPI(filterVideoEncoder, filterCapture, filterMultiplexer, filterVideoCompressor);
if (codecAPI != null)
{
return(new CodecAPIControl(configuration, codecAPI));
}
IVideoEncoder videoEncoder = checkVideoEncoder(filterVideoEncoder, filterCapture, filterMultiplexer,
filterVideoCompressor);
if (videoEncoder != null)
{
return(new VideoEncoderControl(configuration, videoEncoder));
}
#pragma warning disable 618,612
IEncoderAPI encoderAPI = checkEncoderAPI(filterVideoEncoder, filterCapture, filterMultiplexer,
filterVideoCompressor);
if (encoderAPI != null)
{
return(new EncoderAPIControl(configuration, encoderAPI));
}
#pragma warning restore 618,612
return(null);
}
/// <summary>
/// Initializes a new instance of the <see cref="EncoderAPIControl"/> class.
/// </summary>
/// <param name="configuration">The encoder settings to use.</param>
/// <param name="encoderAPI">The IEncoderAPI interface to the filter that must be used to control the quality.</param>
public EncoderAPIControl(Configuration configuration, IEncoderAPI encoderAPI)
: base(configuration)
{
_encoderAPI = encoderAPI;
Log.Log.WriteFile("analog: IEncoderAPI supported by: " +
FilterGraphTools.GetFilterName(_encoderAPI as IBaseFilter) + "; Checking capabilities ");
CheckCapabilities();
}
/// <summary>
/// Initializes a new instance of the <see cref="EncoderAPIControl"/> class.
/// </summary>
/// <param name="configuration">The encoder settings to use.</param>
/// <param name="encoderAPI">The IEncoderAPI interface to the filter that must be used to control the quality.</param>
public EncoderAPIControl(Configuration configuration, IEncoderAPI encoderAPI)
: base(configuration)
{
_encoderAPI = encoderAPI;
Log.Log.WriteFile("analog: IEncoderAPI supported by: " +
FilterGraphTools.GetFilterName(_encoderAPI as IBaseFilter) + "; Checking capabilities ");
CheckCapabilities();
}
