override protected void OnGetInputStreamInfo(ref MFTInputStreamInfo pStreamInfo)
{
pStreamInfo.dwFlags = MFTInputStreamInfoFlags.WholeSamples |
MFTInputStreamInfoFlags.SingleSamplePerBuffer |
MFTInputStreamInfoFlags.FixedSampleSize;
pStreamInfo.cbSize = m_cbImageSizeInput;
}
override protected void OnGetInputStreamInfo(ref MFTInputStreamInfo pStreamInfo)
{
pStreamInfo.dwFlags = MFTInputStreamInfoFlags.WholeSamples |
MFTInputStreamInfoFlags.FixedSampleSize |
MFTInputStreamInfoFlags.ProcessesInPlace;
pStreamInfo.cbSize = m_Alignment;
}
/// <summary>
/// Return settings to describe input stream. This should get the buffer
/// requirements and other information for an input stream.
/// (see IMFTransform::GetInputStreamInfo).
///
/// An override of the abstract version in MFTBase_Sync.
/// </summary>
/// <param name="pStreamInfo">The struct where the parameters get set.</param>
override protected void OnGetInputStreamInfo(ref MFTInputStreamInfo pStreamInfo)
{
// the code below tells the caller what we do
pStreamInfo.cbSize = 0;
// MFT_INPUT_STREAM_PROCESSES_IN_PLACE - The MFT can perform in-place processing.
// In this mode, the MFT directly modifies the input buffer. When the client calls
// ProcessOutput, the same sample that was delivered to this stream is returned in
// the output stream that has a matching stream identifier. This flag implies that
// the MFT holds onto the input buffer, so this flag cannot be combined with the
// MFT_INPUT_STREAM_DOES_NOT_ADDREF flag. If this flag is present, the MFT must
// set the MFT_OUTPUT_STREAM_PROVIDES_SAMPLES or MFT_OUTPUT_STREAM_CAN_PROVIDE_SAMPLES
// flag for the output stream that corresponds to this input stream.
pStreamInfo.dwFlags = MFTInputStreamInfoFlags.ProcessesInPlace;
// 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 input stream. This should get the buffer
/// requirements and other information for an input stream.
/// (see IMFTransform::GetInputStreamInfo).
///
/// 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 OnGetInputStreamInfo(ref MFTInputStreamInfo pStreamInfo)
{
// return the image size
pStreamInfo.cbSize = m_cbImageSize;
// MFT_INPUT_STREAM_WHOLE_SAMPLES - Each media sample(IMFSample interface) of
// input data from the MFT contains complete, unbroken units of data.
// MFT_INPUT_STREAM_SINGLE_SAMPLE_PER_BUFFER - Each input sample contains
// exactly one unit of data
// MFT_INPUT_STREAM_FIXED_SAMPLE_SIZE - All input samples are the same size.
pStreamInfo.dwFlags = MFTInputStreamInfoFlags.WholeSamples |
MFTInputStreamInfoFlags.FixedSampleSize |
MFTInputStreamInfoFlags.SingleSamplePerBuffer;
// NOTE that we do NOT add the MFTInputStreamInfoFlags.ProcessesInPlace flag
// since we do not do inplace processing here
}
/// +=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=
/// <summary>
/// Return settings to describe input stream. This should get the buffer
/// requirements and other information for an input stream.
/// (see IMFTransform::GetInputStreamInfo).
///
/// 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 OnGetInputStreamInfo(ref MFTInputStreamInfo pStreamInfo)
{
// return the image size
pStreamInfo.cbSize = m_cbImageSize;
// MFT_INPUT_STREAM_WHOLE_SAMPLES - Each media sample(IMFSample interface) of
// input data from the MFT contains complete, unbroken units of data.
// MFT_INPUT_STREAM_SINGLE_SAMPLE_PER_BUFFER - Each input sample contains
// exactly one unit of data
// MFT_INPUT_STREAM_FIXED_SAMPLE_SIZE - All input samples are the same size.
// MFT_INPUT_STREAM_PROCESSES_IN_PLACE - The MFT can perform in-place processing.
// In this mode, the MFT directly modifies the input buffer. When the client calls
// ProcessOutput, the same sample that was delivered to this stream is returned in
// the output stream that has a matching stream identifier. This flag implies that
// the MFT holds onto the input buffer, so this flag cannot be combined with the
// MFT_INPUT_STREAM_DOES_NOT_ADDREF flag. If this flag is present, the MFT must
// set the MFT_OUTPUT_STREAM_PROVIDES_SAMPLES or MFT_OUTPUT_STREAM_CAN_PROVIDE_SAMPLES
// flag for the output stream that corresponds to this input stream.
pStreamInfo.dwFlags = MFTInputStreamInfoFlags.WholeSamples |
MFTInputStreamInfoFlags.FixedSampleSize |
MFTInputStreamInfoFlags.SingleSamplePerBuffer |
MFTInputStreamInfoFlags.ProcessesInPlace;
}
override protected void OnGetInputStreamInfo(ref MFTInputStreamInfo pStreamInfo)
{
pStreamInfo.cbSize = 0;
pStreamInfo.dwFlags = MFTInputStreamInfoFlags.ProcessesInPlace;
}
