override protected void OnGetOutputStreamInfo(ref MFTOutputStreamInfo pStreamInfo)
{
pStreamInfo.dwFlags = MFTOutputStreamInfoFlags.WholeSamples |
MFTOutputStreamInfoFlags.FixedSampleSize |
MFTOutputStreamInfoFlags.ProvidesSamples;
pStreamInfo.cbSize = m_Alignment;
}
override protected void OnGetOutputStreamInfo(ref MFTOutputStreamInfo pStreamInfo)
{
pStreamInfo.cbSize = m_cbImageSize;
pStreamInfo.dwFlags = MFTOutputStreamInfoFlags.WholeSamples |
MFTOutputStreamInfoFlags.SingleSamplePerBuffer |
MFTOutputStreamInfoFlags.FixedSampleSize;
}
/// <summary>
/// Return settings to describe output stream. This should get the buffer
/// requirements and other information for an output stream.
/// (see IMFTransform::GetOutputStreamInfo).
///
/// An override of the abstract version in MFTBase_Sync.
/// </summary>
/// <param name="pStreamInfo">The struct where the parameters get set.</param>
override protected void OnGetOutputStreamInfo(ref MFTOutputStreamInfo pStreamInfo)
{
// the code below tells the caller what we do
pStreamInfo.cbSize = 0;
// MFT_OUTPUT_STREAM_PROVIDES_SAMPLES - The MFT provides the output samples
// for this stream, either by allocating them internally or by operating
// directly on the input samples. The MFT cannot use output samples provided
// by the client for this stream. If this flag is not set, the MFT must
// set cbSize to a nonzero value in the MFT_OUTPUT_STREAM_INFO structure,
// so that the client can allocate the correct buffer size. For more information,
// see IMFTransform::GetOutputStreamInfo. This flag cannot be combined with
// the MFT_OUTPUT_STREAM_CAN_PROVIDE_SAMPLES flag.
pStreamInfo.dwFlags = MFTOutputStreamInfoFlags.ProvidesSamples;
// Note: There are many other flags we could set here but because we are doing
// nothing to the sample (other than counting it) we do not need them.
}
/// +=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=
/// <summary>
/// Return settings to describe output stream. This should get the buffer
/// requirements and other information for an output stream.
/// (see IMFTransform::GetOutputStreamInfo).
///
/// An override of the abstract version in TantaMFTBase_Sync.
/// </summary>
/// <param name="pStreamInfo">The struct where the parameters get set.</param>
/// <history>
/// 01 Nov 18 Cynic - Ported In
/// </history>
override protected void OnGetOutputStreamInfo(ref MFTOutputStreamInfo pStreamInfo)
{
// return the image size
pStreamInfo.cbSize = m_cbImageSize;
// MFT_OUTPUT_STREAM_WHOLE_SAMPLES - Each media sample(IMFSample interface) of
// output data from the MFT contains complete, unbroken units of data.
// MFT_OUTPUT_STREAM_SINGLE_SAMPLE_PER_BUFFER - Each output sample contains
// exactly one unit of data
// MFT_OUTPUT_STREAM_FIXED_SAMPLE_SIZE - All output samples are the same size.
pStreamInfo.dwFlags = MFTOutputStreamInfoFlags.WholeSamples |
MFTOutputStreamInfoFlags.SingleSamplePerBuffer |
MFTOutputStreamInfoFlags.FixedSampleSize;
// NOTE that we do NOT add the MFTOutputStreamInfoFlags.ProvidesSamples flag
// since we do not do inplace processing here or create our own samples
}
/// +=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=
/// <summary>
/// Return settings to describe output stream. This should get the buffer
/// requirements and other information for an output stream.
/// (see IMFTransform::GetOutputStreamInfo).
///
/// An override of the abstract version in TantaMFTBase_Async.
/// </summary>
/// <param name="pStreamInfo">The struct where the parameters get set.</param>
/// <history>
/// 01 Nov 18 Cynic - Ported In
/// </history>
override protected void OnGetOutputStreamInfo(ref MFTOutputStreamInfo pStreamInfo)
{
// return the image size
pStreamInfo.cbSize = m_cbImageSize;
// MFT_OUTPUT_STREAM_WHOLE_SAMPLES - Each media sample(IMFSample interface) of
// output data from the MFT contains complete, unbroken units of data.
// MFT_OUTPUT_STREAM_SINGLE_SAMPLE_PER_BUFFER - Each output sample contains
// exactly one unit of data
// MFT_OUTPUT_STREAM_FIXED_SAMPLE_SIZE - All output samples are the same size.
// MFT_OUTPUT_STREAM_PROVIDES_SAMPLES - The MFT provides the output samples
// for this stream, either by allocating them internally or by operating
// directly on the input samples. The MFT cannot use output samples provided
// by the client for this stream. If this flag is not set, the MFT must
// set cbSize to a nonzero value in the MFT_OUTPUT_STREAM_INFO structure,
// so that the client can allocate the correct buffer size.For more information,
// see IMFTransform::GetOutputStreamInfo. This flag cannot be combined with
// the MFT_OUTPUT_STREAM_CAN_PROVIDE_SAMPLES flag.
pStreamInfo.dwFlags = MFTOutputStreamInfoFlags.WholeSamples |
MFTOutputStreamInfoFlags.SingleSamplePerBuffer |
MFTOutputStreamInfoFlags.FixedSampleSize |
MFTOutputStreamInfoFlags.ProvidesSamples;
}
override protected void OnGetOutputStreamInfo(ref MFTOutputStreamInfo pStreamInfo)
{
pStreamInfo.cbSize = 0;
pStreamInfo.dwFlags = MFTOutputStreamInfoFlags.ProvidesSamples;
}
