private static AVProLiveCameraDeviceMode GetClosestMode(AVProLiveCameraDevice device, List <Vector2> resolutions, bool maintainApectRatio, float frameRate, bool anyPixelFormat, AVProLiveCameraPlugin.VideoFrameFormat pixelFormat)
{
AVProLiveCameraDeviceMode result = null;
for (int i = 0; i < resolutions.Count; i++)
{
result = device.GetClosestMode(Mathf.FloorToInt(resolutions[i].x), Mathf.FloorToInt(resolutions[i].y), maintainApectRatio, frameRate, anyPixelFormat, pixelFormat);
if (result != null)
{
break;
}
}
return(result);
}
public void SelectDeviceAndMode()
{
_device = null;
_mode = null;
_videoInput = -1;
_device = SelectDevice();
if (_device != null)
{
_mode = SelectMode();
_videoInput = SelectVideoInputIndex();
}
else
{
Debug.LogWarning("[AVProLiveCamera] Could not find the device.");
}
}
private void EnumModes()
{
int numModes = AVProLiveCameraPlugin.GetNumModes(_deviceIndex);
for (int i = 0; i < numModes; i++)
{
int width, height;
float fps;
string format;
if (AVProLiveCameraPlugin.GetModeInfo(_deviceIndex, i, out width, out height, out fps, out format))
{
AVProLiveCameraDeviceMode mode = new AVProLiveCameraDeviceMode(this, i, width, height, fps, format.ToString());
_modes.Add(mode);
}
}
SortModes();
}
public bool Start(int modeIndex = -1, int videoInputIndex = -1)
{
AVProLiveCameraDeviceMode mode = null;
if (modeIndex >= 0)
{
if (modeIndex < _modes.Count)
{
mode = _modes[modeIndex];
}
else
{
Debug.LogError("[AVProLiveCamera] Mode index out of range, using default resolution");
}
}
return(Start(mode, videoInputIndex));
}
public AVProLiveCameraDeviceMode GetHighestResolutionMode(float minimumFrameRate)
{
AVProLiveCameraDeviceMode result = null;
float highestRes = 0f;
for (int i = 0; i < NumModes; i++)
{
AVProLiveCameraDeviceMode mode = GetMode(i);
if (mode.FPS >= minimumFrameRate && (mode.Width * mode.Height > highestRes))
{
result = mode;
highestRes = mode.Width * mode.Height;
}
}
return(result);
}
public void SelectDeviceAndMode()
{
_device = null;
_mode = null;
_videoInput = -1;
_device = SelectDevice();
if (_device != null)
{
VitaCaptureU.PSVitaConnected = true;
_mode = SelectMode();
_videoInput = SelectVideoInputIndex();
}
else
{
Debug.LogWarning("[AVProLiveCamera] Could not find the device.");
VitaCaptureU.PSVitaConnected = false;
}
}
private AVProLiveCameraDeviceMode SelectMode()
{
AVProLiveCameraDeviceMode result = null;
switch (_modeSelection)
{
default:
case SelectModeBy.Default:
result = null;
break;
case SelectModeBy.Resolution:
if (_desiredResolutions.Count > 0)
{
result = GetClosestMode(_device, _desiredResolutions, _maintainAspectRatio, _desiredFrameRate, _desiredFormatAny, _desiredFormat);
if (result == null)
{
Debug.LogWarning("[AVProLiveCamera] Could not find desired mode, using default mode.");
}
}
break;
case SelectModeBy.Index:
if (_desiredModeIndex >= 0)
{
result = _device.GetMode(_desiredModeIndex);
if (result == null)
{
Debug.LogWarning("[AVProLiveCamera] Could not find desired mode, using default mode.");
}
}
break;
}
return(result);
}
void Reset()
{
_videoInput = -1;
_mode = null;
_device = null;
_flipX = _flipY = false;
_allowTransparency = false;
_deviceSelection = SelectDeviceBy.Default;
_modeSelection = SelectModeBy.Default;
_videoInputSelection = SelectDeviceBy.Default;
_desiredDeviceNames = new List <string>(4);
_desiredResolutions = new List <Vector2>(2);
_desiredVideoInputs = new List <AVProLiveCameraPlugin.VideoInput>(4);
_desiredDeviceNames.Add("Logitech BRIO");
_desiredDeviceNames.Add("XSplit VCam");
_desiredDeviceNames.Add("Logitech HD Pro Webcam C922");
_desiredDeviceNames.Add("Logitech HD Pro Webcam C920");
_desiredDeviceNames.Add("Decklink Video Capture");
_desiredDeviceNames.Add("Logitech Webcam Pro 9000");
_desiredResolutions.Add(new Vector2(1920, 1080));
_desiredResolutions.Add(new Vector2(1280, 720));
_desiredResolutions.Add(new Vector2(640, 360));
_desiredResolutions.Add(new Vector2(640, 480));
_desiredVideoInputs.Add(AVProLiveCameraPlugin.VideoInput.Video_Serial_Digital);
_desiredVideoInputs.Add(AVProLiveCameraPlugin.VideoInput.Video_SVideo);
_desiredVideoInputIndex = 0;
_maintainAspectRatio = false;
_desiredTransparencyFormat = false;
_desiredAnyResolution = true;
_desiredFrameRate = 0f;
_desiredFormatAny = true;
_desiredFormat = AVProLiveCameraPlugin.VideoFrameFormat.YUV_422_HDYC;
_desiredModeIndex = -1;
_desiredDeviceIndex = 0;
}
public AVProLiveCameraDeviceMode GetClosestMode(int width, int height, bool maintainAspectRatio, float frameRate, bool anyPixelFormat, AVProLiveCameraPlugin.VideoFrameFormat pixelFormat)
{
AVProLiveCameraDeviceMode result = null;
if (width <= 0 || height <= 0)
{
return(result);
}
List <AVProLiveCameraDeviceMode> bestModes = new List <AVProLiveCameraDeviceMode>();
// Try to find exact match to resolution
{
for (int i = 0; i < NumModes; i++)
{
AVProLiveCameraDeviceMode mode = GetMode(i);
if (mode.Width == width && mode.Height == height)
{
bestModes.Add(mode);
}
}
}
// If we haven't found an exact match, find by closest area
if (bestModes.Count == 0)
{
float aspect = (float)width * (float)height;
int area = width * height;
float lowestAreaDifference = float.MaxValue;
for (int i = 0; i < NumModes; i++)
{
AVProLiveCameraDeviceMode mode = GetMode(i);
// Maintain aspect ratio or not
float modeAspect = (float)mode.Width / (float)mode.Height;
bool consider = true;
if (maintainAspectRatio && !Mathf.Approximately(modeAspect, aspect))
{
consider = false;
}
if (consider)
{
int modeArea = mode.Width * mode.Height;
int areaDifference = Mathf.Abs(area - modeArea);
if (areaDifference < lowestAreaDifference)
{
result = mode;
lowestAreaDifference = areaDifference;
}
}
}
// Now that we know the closest resolution, collect all modes with that resolution
if (result != null)
{
for (int i = 0; i < NumModes; i++)
{
AVProLiveCameraDeviceMode mode = GetMode(i);
if (mode.Width == result.Width && mode.Height == result.Height)
{
bestModes.Add(mode);
}
}
result = null;
}
}
// Pick best based on pixel format or frame rate
if (bestModes.Count > 0)
{
if (bestModes.Count == 1)
{
result = bestModes[0];
}
else
{
bool findHighestFrameRate = (frameRate <= 0f);
if (findHighestFrameRate)
{
float highestFps = 0f;
for (int i = 0; i < bestModes.Count; i++)
{
AVProLiveCameraDeviceMode mode = bestModes[i];
if (mode.FPS > highestFps)
{
highestFps = mode.FPS;
}
}
// Remove modes that didn't have the higest fps
for (int i = 0; i < bestModes.Count; i++)
{
AVProLiveCameraDeviceMode mode = bestModes[i];
if (mode.FPS < highestFps)
{
bestModes.RemoveAt(i);
i = -1;
}
}
}
else
{
float lowestDelta = 1000f;
float closestFps = 0f;
// Find the closest FPS
for (int i = 0; i < bestModes.Count; i++)
{
AVProLiveCameraDeviceMode mode = bestModes[i];
float d = Mathf.Abs(mode.FPS - frameRate);
if (d < lowestDelta)
{
closestFps = mode.FPS;
lowestDelta = d;
}
}
// Remove modes that have a different frameRate
for (int i = 0; i < bestModes.Count; i++)
{
AVProLiveCameraDeviceMode mode = bestModes[i];
if (mode.FPS != closestFps)
{
bestModes.RemoveAt(i);
i = -1;
}
}
}
if (result == null)
{
if (bestModes.Count == 0)
{
result = null;
}
else if (bestModes.Count == 1)
{
result = bestModes[0];
}
else
{
if (anyPixelFormat)
{
string[] bestFormats = { "YUV_UYVY_HDYC", "YUV_UYVY", "YUV_YVYU", "YUV_YUY2", "ARGB32", "RGB32", "RGB24", "MJPG", "UNKNOWN" };
int bestScore = 100;
for (int i = 0; i < bestModes.Count; i++)
{
int index = System.Array.IndexOf <string>(bestFormats, bestModes[i].Format);
if (index >= 0 && index < bestScore)
{
result = bestModes[i];
bestScore = index;
}
}
}
else
{
for (int i = 0; i < bestModes.Count; i++)
{
if (CompareMode(bestModes[i].Format, pixelFormat))
{
result = bestModes[i];
break;
}
}
}
}
}
}
}
if (result != null)
{
//Debug.Log(string.Format("Selected mode {0}: {1}x{2} {3} {4}", result.Index, result.Width , result.Height, result.FPS, result.Format));
}
return(result);
}
public bool Start(AVProLiveCameraDeviceMode mode, int videoInputIndex = -1)
{
// Resolve the internal mode index
int internalModeIndex = -1;
if (mode != null)
{
internalModeIndex = mode.InternalIndex;
}
// Start the device
if (AVProLiveCameraPlugin.StartDevice(_deviceIndex, internalModeIndex, videoInputIndex))
{
int modeIndex = -1;
if (mode != null)
{
for (int i = 0; i < _modes.Count; i++)
{
if (_modes[i] == mode)
{
modeIndex = i;
break;
}
}
}
Debug.Log("[AVProLiveCamera] Started device using mode index " + modeIndex + " (internal index " + internalModeIndex + ")");
// Get format mode properties
int width = AVProLiveCameraPlugin.GetWidth(_deviceIndex);
int height = AVProLiveCameraPlugin.GetHeight(_deviceIndex);
AVProLiveCameraPlugin.VideoFrameFormat format = (AVProLiveCameraPlugin.VideoFrameFormat)AVProLiveCameraPlugin.GetFormat(_deviceIndex);
_width = width;
_height = height;
_format = format.ToString();
_deviceFormat = AVProLiveCameraPlugin.GetDeviceFormat(_deviceIndex);
_frameRate = AVProLiveCameraPlugin.GetFrameRate(_deviceIndex);
_frameDurationHNS = AVProLiveCameraPlugin.GetFrameDurationHNS(_deviceIndex);
// Validate properties
if (width <= 0 || width > MaxVideoResolution || height <= 0 || height > MaxVideoResolution)
{
Debug.LogWarning("[AVProLiveCamera] invalid width or height");
Close();
return(false);
}
// Create format converter
_isTopDown = AVProLiveCameraPlugin.IsFrameTopDown(_deviceIndex);
if (!_formatConverter.Build(width, height, format, _flipX, _isTopDown != _flipY, Deinterlace))
{
Debug.LogWarning("[AVProLiveCamera] unable to convert camera format");
Close();
return(false);
}
// Run camera
IsActive = true;
IsRunning = false;
IsPicture = false;
IsPaused = true;
_lastModeIndex = modeIndex;
_lastVideoInputIndex = videoInputIndex;
Play();
return(IsRunning);
}
Debug.LogWarning("[AVProLiveCamera] unable to start camera");
Close();
return(false);
}
