SDI Technologies iH30 Especificaciones Pagina 44
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Ancillary Data
Quadro SDI Output PG-03776-001_v06 | 39
m_AncData.AudioGroup2.audioCntrl.frameNumber3_4 = frameSequenceNum + 1;
m_AncData.AudioGroup2.audioCntrl.rate =
NVVIOANCAUDIO_SAMPLING_RATE_48_0;
// Assign data buffers from ring buffer
m_AncData.AudioGroup2.numAudioSamples =
m_pRingBuffer->NumValidSamples(0);
m_AncData.AudioGroup2.audioData[0] = m_pRingBuffer->GetBuffer(0);
m_AncData.AudioGroup2.audioData[1] = m_pRingBuffer->GetBuffer(1);
m_AncData.AudioGroup2.audioData[2] = m_pRingBuffer->GetBuffer(0);
m_AncData.AudioGroup2.audioData[3] = m_pRingBuffer->GetBuffer(1);
// Audio Channels 9-12
m_AncData.fields |= NVVIOANCDATAFRAME_AUDIO_GROUP_3;
m_AncData.AudioGroup3.audioCntrl.activeChannels =
NVVIOANCAUDIO_ACTIVE_CH1 | NVVIOANCAUDIO_ACTIVE_CH2 |
NVVIOANCAUDIO_ACTIVE_CH3 | NVVIOANCAUDIO_ACTIVE_CH4;
m_AncData.AudioGroup3.audioCntrl.asynchronous = 1;
// Set audio parameters.
m_AncData.AudioGroup3.audioCntrl.asynchronous = 0;
m_AncData.AudioGroup3.audioCntrl.frameNumber1_2 = frameSequenceNum + 1;
m_AncData.AudioGroup3.audioCntrl.frameNumber3_4 = frameSequenceNum + 1;
m_AncData.AudioGroup3.audioCntrl.rate =
NVVIOANCAUDIO_SAMPLING_RATE_48_0;
// Assign data buffers from ring buffer
m_AncData.AudioGroup3.numAudioSamples =
m_pRingBuffer->NumValidSamples(0);
m_AncData.AudioGroup3.audioData[0] = m_pRingBuffer->GetBuffer(0);
m_AncData.AudioGroup3.audioData[1] = m_pRingBuffer->GetBuffer(1);
m_AncData.AudioGroup3.audioData[2] = m_pRingBuffer->GetBuffer(0);
m_AncData.AudioGroup3.audioData[3] = m_pRingBuffer->GetBuffer(1);
// Audio Channels 13-16
m_AncData.fields |= NVVIOANCDATAFRAME_AUDIO_GROUP_4;
m_AncData.AudioGroup4.audioCntrl.activeChannels =
NVVIOANCAUDIO_ACTIVE_CH1 | NVVIOANCAUDIO_ACTIVE_CH2 |
NVVIOANCAUDIO_ACTIVE_CH3 | NVVIOANCAUDIO_ACTIVE_CH4;
m_AncData.AudioGroup4.audioCntrl.asynchronous = 1;
// Set audio parameters.
m_AncData.AudioGroup4.audioCntrl.asynchronous = 1;
m_AncData.AudioGroup4.audioCntrl.frameNumber1_2 = frameSequenceNum + 1;
m_AncData.AudioGroup4.audioCntrl.frameNumber3_4 = frameSequenceNum + 1;
m_AncData.AudioGroup4.audioCntrl.rate =
NVVIOANCAUDIO_SAMPLING_RATE_48_0;
// Assign data buffers from ring buffer
m_AncData.AudioGroup4.numAudioSamples =
- QUADRO SDI OUTPUT 1
- DOCUMENT CHANGE HISTORY 2
- TABLE OF CONTENTS 3
- LIST OF TABLES 5
- 1 GETTING STARTED 6
- 2 DEVICE CONTROL APIS 7
- Device Control APIs 8
- NV-CONTROL X 8
- 3 OPENGL EXTENSIONS 9
- 4 DEVICE SETUP AND CONTROL 10
- Output Capabilities 12
- Device Setup and Control 16
- &val); 16
- 5 DATA TRANSFER 17
- Card on Windows 18
- 5.3 PBUFFER INITIALIZATION 21
- 5.5 SENDING FBO DATA 28
- 5.6 SENDING PBUFFER DATA 31
- TRUE to 32
- THE VIDEO DEVICE 33
- 6 ANCILLARY DATA 35
- 6.2 BASICS 36
- 6.3 TIME CODE 37
- 6.4 AUDIO 38
- 6.4.4 Specifying Audio Data 42
- 6.5 CUSTOM DATA 45
- 6.6 CLEAN UP 46
- 7 VIDEO COMPOSITING 47
- 7.2 CHROMA-KEYING 48
- 7.3 LUMA-KEYING 50
- CONFIGURATION 51
- 9 DEVICE FEEDBACK 52
- in order to queue buffers 53
- 10 ADVANCED TOPICS 58
- Independent Video Channels 59
- 10.3 COLOR SPACE CONVERSION 60
- 10.3.1 Coefficients 61
- 10.3.2 Scale 61
- 10.3.3 Offset 62
- Windows 63
- Pbuffer Creation 69
- COMPONENT 72
- 10.7 DATA INTEGRITY CHECK 73
- Termination on Windows 75
- 11 NV_PRESENT_VIDEO 78
- 12 NVAPI VIO 80
- NVAPI VIO 109
- 13 NV CONTROL VIO CONTROLS 110
- 14 ANCILLARY DATA API 138
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