@bottobot/td-mcp
Version:
TouchDesigner MCP Server v2.8.0 - 21 MCP tools, 629 operators with clean parameter data, 69 Python API classes, 14 tutorials, 32 workflow patterns. Includes version system, experimental techniques KB, core tool enhancements, and experimental build support
1,230 lines • 38.3 kB
JSON
{
"id": "optical_flow_top",
"name": "Optical Flow TOP",
"displayName": "Optical Flow TOP",
"category": "TOP",
"subcategory": "Filters",
"version": "",
"lastUpdated": "2025-08-07T07:50:05.584Z",
"sourceFile": "C:\\Program Files\\Derivative\\TouchDesigner\\Samples\\Learn\\OfflineHelp\\https.docs.derivative.ca\\Optical_Flow_TOP.htm",
"url": "",
"description": "OS: This operator is only supported under the Microsoft Windows operating system.Hardware: This operator currently only works with Nvidia GPUs of the 3000 series or higher.",
"summary": "OS: This operator is only supported under the Microsoft Windows operating system.Hardware: This operator currently only works with Nvidia GPUs of the 3000 series or higher.",
"details": "",
"usage": "",
"tips": [],
"warnings": [],
"parameters": [
{
"id": null,
"name": "Grid Size",
"label": "Grid Size",
"group": "General",
"page": "",
"type": "float",
"dataType": "number",
"style": "",
"defaultValue": null,
"minValue": null,
"maxValue": null,
"step": null,
"menuItems": [],
"menuLabels": [],
"allowCustom": false,
"maxLength": null,
"pattern": null,
"isArray": false,
"arraySize": 1,
"dimensions": 1,
"description": "Determines the output resolution.",
"tooltip": "",
"help": "",
"units": "",
"examples": [],
"isReadOnly": false,
"isAdvanced": false,
"isHidden": false,
"isAnimatable": true,
"isExpression": false,
"isPython": false,
"dependsOn": [],
"affects": [],
"linkedTo": [],
"expressionLanguage": "",
"defaultExpression": "",
"commonExpressions": [],
"order": 0,
"isVisible": true,
"conditionalDisplay": null,
"isValid": true,
"validationErrors": [],
"lastUpdated": "2025-08-07T07:50:05.577Z",
"rawData": {},
"sourceElement": null
},
{
"id": null,
"name": "1x1",
"label": "1x1",
"group": "General",
"page": "",
"type": "float",
"dataType": "number",
"style": "",
"defaultValue": null,
"minValue": null,
"maxValue": null,
"step": null,
"menuItems": [],
"menuLabels": [],
"allowCustom": false,
"maxLength": null,
"pattern": null,
"isArray": false,
"arraySize": 1,
"dimensions": 1,
"description": "grid1x1 - The smallest grid size, which is slowest to compute. The output resolution is the same as the input resolution. grid2x2 - The output resolution is half of the input resolution. grid4x4 - The largest grid size, which is the fastest to compute. The output resolution is one quarter of the input resolution.",
"tooltip": "",
"help": "",
"units": "",
"examples": [],
"isReadOnly": false,
"isAdvanced": false,
"isHidden": false,
"isAnimatable": true,
"isExpression": false,
"isPython": false,
"dependsOn": [],
"affects": [],
"linkedTo": [],
"expressionLanguage": "",
"defaultExpression": "",
"commonExpressions": [],
"order": 0,
"isVisible": true,
"conditionalDisplay": null,
"isValid": true,
"validationErrors": [],
"lastUpdated": "2025-08-07T07:50:05.582Z",
"rawData": {},
"sourceElement": null
},
{
"id": null,
"name": "Quality",
"label": "Quality",
"group": "General",
"page": "",
"type": "float",
"dataType": "number",
"style": "",
"defaultValue": null,
"minValue": null,
"maxValue": null,
"step": null,
"menuItems": [],
"menuLabels": [],
"allowCustom": false,
"maxLength": null,
"pattern": null,
"isArray": false,
"arraySize": 1,
"dimensions": 1,
"description": "quality - - Specify the optical flow model. Higher quality is slower to compute, and low quality is faster to compute.\n\n high - High quality optical flow, but slow to compute. medium - Medium quality optical flow, with medium computational speed. low - Low quality optical flow, but fast to compute.",
"tooltip": "",
"help": "",
"units": "",
"examples": [],
"isReadOnly": false,
"isAdvanced": false,
"isHidden": false,
"isAnimatable": true,
"isExpression": false,
"isPython": false,
"dependsOn": [],
"affects": [],
"linkedTo": [],
"expressionLanguage": "",
"defaultExpression": "",
"commonExpressions": [],
"order": 0,
"isVisible": true,
"conditionalDisplay": null,
"isValid": true,
"validationErrors": [],
"lastUpdated": "2025-08-07T07:50:05.582Z",
"rawData": {},
"sourceElement": null
},
{
"id": null,
"name": "High",
"label": "High",
"group": "General",
"page": "",
"type": "float",
"dataType": "number",
"style": "",
"defaultValue": null,
"minValue": null,
"maxValue": null,
"step": null,
"menuItems": [],
"menuLabels": [],
"allowCustom": false,
"maxLength": null,
"pattern": null,
"isArray": false,
"arraySize": 1,
"dimensions": 1,
"description": "high - High quality optical flow, but slow to compute. medium - Medium quality optical flow, with medium computational speed. low - Low quality optical flow, but fast to compute.",
"tooltip": "",
"help": "",
"units": "",
"examples": [],
"isReadOnly": false,
"isAdvanced": false,
"isHidden": false,
"isAnimatable": true,
"isExpression": false,
"isPython": false,
"dependsOn": [],
"affects": [],
"linkedTo": [],
"expressionLanguage": "",
"defaultExpression": "",
"commonExpressions": [],
"order": 0,
"isVisible": true,
"conditionalDisplay": null,
"isValid": true,
"validationErrors": [],
"lastUpdated": "2025-08-07T07:50:05.582Z",
"rawData": {},
"sourceElement": null
},
{
"id": null,
"name": "Cost Output",
"label": "Cost Output",
"group": "General",
"page": "",
"type": "float",
"dataType": "number",
"style": "",
"defaultValue": null,
"minValue": null,
"maxValue": null,
"step": null,
"menuItems": [],
"menuLabels": [],
"allowCustom": false,
"maxLength": null,
"pattern": null,
"isArray": false,
"arraySize": 1,
"dimensions": 1,
"description": "costoutput - Toggle whether the \"cost\" of the optical flow is output in the blue channel of the . Higher cost means higher uncertainty in the optical flow estimate in the RG channels. The cost values are integers between 0 and 255.",
"tooltip": "",
"help": "",
"units": "",
"examples": [],
"isReadOnly": false,
"isAdvanced": false,
"isHidden": false,
"isAnimatable": true,
"isExpression": false,
"isPython": false,
"dependsOn": [],
"affects": [],
"linkedTo": [],
"expressionLanguage": "",
"defaultExpression": "",
"commonExpressions": [],
"order": 0,
"isVisible": true,
"conditionalDisplay": null,
"isValid": true,
"validationErrors": [],
"lastUpdated": "2025-08-07T07:50:05.582Z",
"rawData": {},
"sourceElement": null
},
{
"id": null,
"name": "Gain",
"label": "Gain",
"group": "General",
"page": "",
"type": "float",
"dataType": "number",
"style": "",
"defaultValue": null,
"minValue": null,
"maxValue": null,
"step": null,
"menuItems": [],
"menuLabels": [],
"allowCustom": false,
"maxLength": null,
"pattern": null,
"isArray": false,
"arraySize": 1,
"dimensions": 1,
"description": "gain - - A post-multiply for the optical flow in the RG channels, allowing control of output intensity.\n\n gainx - This number will be multiplied by the R channel (the optical flow in the x-direction) at the very end. gainy - This number will be multiplied by the G channel (the optical flow in the y-direction) at the very end.",
"tooltip": "",
"help": "",
"units": "",
"examples": [],
"isReadOnly": false,
"isAdvanced": false,
"isHidden": false,
"isAnimatable": true,
"isExpression": false,
"isPython": false,
"dependsOn": [],
"affects": [],
"linkedTo": [],
"expressionLanguage": "",
"defaultExpression": "",
"commonExpressions": [],
"order": 0,
"isVisible": true,
"conditionalDisplay": null,
"isValid": true,
"validationErrors": [],
"lastUpdated": "2025-08-07T07:50:05.582Z",
"rawData": {},
"sourceElement": null
},
{
"id": null,
"name": "Manual Timing",
"label": "Manual Timing",
"group": "General",
"page": "",
"type": "float",
"dataType": "number",
"style": "",
"defaultValue": null,
"minValue": null,
"maxValue": null,
"step": null,
"menuItems": [],
"menuLabels": [],
"allowCustom": false,
"maxLength": null,
"pattern": null,
"isArray": false,
"arraySize": 1,
"dimensions": 1,
"description": "manualtiming - The Optical Flow works in both real-time mode and non-real-time mode. However, if you have a video source whose frame rate differs from the project rate, you might be able to get better optical flow results with Manual Timing enabled. For every input video frame, you would need a timestamp in seconds to drive the `timestamp` parameter on the . Some TOPs related to video streaming have this `timestamp` channel when an Info CHOP is placed on them.",
"tooltip": "",
"help": "",
"units": "",
"examples": [],
"isReadOnly": false,
"isAdvanced": false,
"isHidden": false,
"isAnimatable": true,
"isExpression": false,
"isPython": false,
"dependsOn": [],
"affects": [],
"linkedTo": [],
"expressionLanguage": "",
"defaultExpression": "",
"commonExpressions": [],
"order": 0,
"isVisible": true,
"conditionalDisplay": null,
"isValid": true,
"validationErrors": [],
"lastUpdated": "2025-08-07T07:50:05.582Z",
"rawData": {},
"sourceElement": null
},
{
"id": null,
"name": "Timestamp",
"label": "Timestamp",
"group": "General",
"page": "",
"type": "float",
"dataType": "number",
"style": "",
"defaultValue": null,
"minValue": null,
"maxValue": null,
"step": null,
"menuItems": [],
"menuLabels": [],
"allowCustom": false,
"maxLength": null,
"pattern": null,
"isArray": false,
"arraySize": 1,
"dimensions": 1,
"description": "timestamp - This is a timestamp in seconds of the video frame. See the discussion of Manual Timing in the parameter above.",
"tooltip": "",
"help": "",
"units": "",
"examples": [],
"isReadOnly": false,
"isAdvanced": false,
"isHidden": false,
"isAnimatable": true,
"isExpression": false,
"isPython": false,
"dependsOn": [],
"affects": [],
"linkedTo": [],
"expressionLanguage": "",
"defaultExpression": "",
"commonExpressions": [],
"order": 0,
"isVisible": true,
"conditionalDisplay": null,
"isValid": true,
"validationErrors": [],
"lastUpdated": "2025-08-07T07:50:05.582Z",
"rawData": {},
"sourceElement": null
},
{
"id": null,
"name": "Output Resolution",
"label": "Output Resolution",
"group": "General",
"page": "",
"type": "float",
"dataType": "number",
"style": "",
"defaultValue": null,
"minValue": null,
"maxValue": null,
"step": null,
"menuItems": [],
"menuLabels": [],
"allowCustom": false,
"maxLength": null,
"pattern": null,
"isArray": false,
"arraySize": 1,
"dimensions": 1,
"description": "outputresolution - - quickly change the resolution of the 's data.\n\n useinput - Uses the input's resolution. eighth - Multiply the input's resolution by that amount. quarter - Multiply the input's resolution by that amount. half - Multiply the input's resolution by that amount. 2x - Multiply the input's resolution by that amount. 4x - Multiply the input's resolution by that amount. 8x - Multiply the input's resolution by that amount. fit - Fits the width and height to the resolution given below, while maintaining the aspect ratio. limit - The width and height are limited to the resolution given below. If one of the dimensions exceeds the given resolution, the width and height will be reduced to fit inside the given limits while maintaining the aspect ratio. custom - Enables the parameter below, giving direct control over width and height.",
"tooltip": "",
"help": "",
"units": "",
"examples": [],
"isReadOnly": false,
"isAdvanced": false,
"isHidden": false,
"isAnimatable": true,
"isExpression": false,
"isPython": false,
"dependsOn": [],
"affects": [],
"linkedTo": [],
"expressionLanguage": "",
"defaultExpression": "",
"commonExpressions": [],
"order": 0,
"isVisible": true,
"conditionalDisplay": null,
"isValid": true,
"validationErrors": [],
"lastUpdated": "2025-08-07T07:50:05.583Z",
"rawData": {},
"sourceElement": null
},
{
"id": null,
"name": "Use Input",
"label": "Use Input",
"group": "General",
"page": "",
"type": "float",
"dataType": "number",
"style": "",
"defaultValue": null,
"minValue": null,
"maxValue": null,
"step": null,
"menuItems": [],
"menuLabels": [],
"allowCustom": false,
"maxLength": null,
"pattern": null,
"isArray": false,
"arraySize": 1,
"dimensions": 1,
"description": "useinput - Uses the input's resolution. eighth - Multiply the input's resolution by that amount. quarter - Multiply the input's resolution by that amount. half - Multiply the input's resolution by that amount. 2x - Multiply the input's resolution by that amount. 4x - Multiply the input's resolution by that amount. 8x - Multiply the input's resolution by that amount. fit - Fits the width and height to the resolution given below, while maintaining the aspect ratio. limit - The width and height are limited to the resolution given below. If one of the dimensions exceeds the given resolution, the width and height will be reduced to fit inside the given limits while maintaining the aspect ratio. custom - Enables the parameter below, giving direct control over width and height.",
"tooltip": "",
"help": "",
"units": "",
"examples": [],
"isReadOnly": false,
"isAdvanced": false,
"isHidden": false,
"isAnimatable": true,
"isExpression": false,
"isPython": false,
"dependsOn": [],
"affects": [],
"linkedTo": [],
"expressionLanguage": "",
"defaultExpression": "",
"commonExpressions": [],
"order": 0,
"isVisible": true,
"conditionalDisplay": null,
"isValid": true,
"validationErrors": [],
"lastUpdated": "2025-08-07T07:50:05.583Z",
"rawData": {},
"sourceElement": null
},
{
"id": null,
"name": "Resolution",
"label": "Resolution",
"group": "General",
"page": "",
"type": "float",
"dataType": "number",
"style": "",
"defaultValue": null,
"minValue": null,
"maxValue": null,
"step": null,
"menuItems": [],
"menuLabels": [],
"allowCustom": false,
"maxLength": null,
"pattern": null,
"isArray": false,
"arraySize": 1,
"dimensions": 1,
"description": "resolution - - Enabled only when the parameter is set to Custom . Some Generators like Constant and Ramp do not use inputs and only use this field to determine their size. The drop down menu on the right provides some commonly used resolutions.\n\n resolutionw - resolutionh -",
"tooltip": "",
"help": "",
"units": "",
"examples": [],
"isReadOnly": false,
"isAdvanced": false,
"isHidden": false,
"isAnimatable": true,
"isExpression": false,
"isPython": false,
"dependsOn": [],
"affects": [],
"linkedTo": [],
"expressionLanguage": "",
"defaultExpression": "",
"commonExpressions": [],
"order": 0,
"isVisible": true,
"conditionalDisplay": null,
"isValid": true,
"validationErrors": [],
"lastUpdated": "2025-08-07T07:50:05.583Z",
"rawData": {},
"sourceElement": null
},
{
"id": null,
"name": "W",
"label": "W",
"group": "General",
"page": "",
"type": "float",
"dataType": "number",
"style": "",
"defaultValue": null,
"minValue": null,
"maxValue": null,
"step": null,
"menuItems": [],
"menuLabels": [],
"allowCustom": false,
"maxLength": null,
"pattern": null,
"isArray": false,
"arraySize": 1,
"dimensions": 1,
"description": "resolutionw - resolutionh -",
"tooltip": "",
"help": "",
"units": "",
"examples": [],
"isReadOnly": false,
"isAdvanced": false,
"isHidden": false,
"isAnimatable": true,
"isExpression": false,
"isPython": false,
"dependsOn": [],
"affects": [],
"linkedTo": [],
"expressionLanguage": "",
"defaultExpression": "",
"commonExpressions": [],
"order": 0,
"isVisible": true,
"conditionalDisplay": null,
"isValid": true,
"validationErrors": [],
"lastUpdated": "2025-08-07T07:50:05.583Z",
"rawData": {},
"sourceElement": null
},
{
"id": null,
"name": "Resolution Menu",
"label": "Resolution Menu",
"group": "General",
"page": "",
"type": "float",
"dataType": "number",
"style": "",
"defaultValue": null,
"minValue": null,
"maxValue": null,
"step": null,
"menuItems": [],
"menuLabels": [],
"allowCustom": false,
"maxLength": null,
"pattern": null,
"isArray": false,
"arraySize": 1,
"dimensions": 1,
"description": "resmenu - A drop-down menu with some commonly used resolutions.",
"tooltip": "",
"help": "",
"units": "",
"examples": [],
"isReadOnly": false,
"isAdvanced": false,
"isHidden": false,
"isAnimatable": true,
"isExpression": false,
"isPython": false,
"dependsOn": [],
"affects": [],
"linkedTo": [],
"expressionLanguage": "",
"defaultExpression": "",
"commonExpressions": [],
"order": 0,
"isVisible": true,
"conditionalDisplay": null,
"isValid": true,
"validationErrors": [],
"lastUpdated": "2025-08-07T07:50:05.583Z",
"rawData": {},
"sourceElement": null
},
{
"id": null,
"name": "Use Global Res Multiplier",
"label": "Use Global Res Multiplier",
"group": "General",
"page": "",
"type": "float",
"dataType": "number",
"style": "",
"defaultValue": null,
"minValue": null,
"maxValue": null,
"step": null,
"menuItems": [],
"menuLabels": [],
"allowCustom": false,
"maxLength": null,
"pattern": null,
"isArray": false,
"arraySize": 1,
"dimensions": 1,
"description": "resmult - Uses the Global Multiplier found in Edit>Preferences>TOPs. This multiplies all the TOPs resolutions by the set amount. This is handy when working on computers with different hardware specifications. If a project is designed on a desktop workstation with lots of graphics memory, a user on a laptop with only 64MB VRAM can set the Global Multiplier to a value of half or quarter so it runs at an acceptable speed. By checking this checkbox on, this is affected by the global multiplier.",
"tooltip": "",
"help": "",
"units": "",
"examples": [],
"isReadOnly": false,
"isAdvanced": false,
"isHidden": false,
"isAnimatable": true,
"isExpression": false,
"isPython": false,
"dependsOn": [],
"affects": [],
"linkedTo": [],
"expressionLanguage": "",
"defaultExpression": "",
"commonExpressions": [],
"order": 0,
"isVisible": true,
"conditionalDisplay": null,
"isValid": true,
"validationErrors": [],
"lastUpdated": "2025-08-07T07:50:05.583Z",
"rawData": {},
"sourceElement": null
},
{
"id": null,
"name": "Output Aspect",
"label": "Output Aspect",
"group": "General",
"page": "",
"type": "float",
"dataType": "number",
"style": "",
"defaultValue": null,
"minValue": null,
"maxValue": null,
"step": null,
"menuItems": [],
"menuLabels": [],
"allowCustom": false,
"maxLength": null,
"pattern": null,
"isArray": false,
"arraySize": 1,
"dimensions": 1,
"description": "outputaspect - - Sets the image aspect ratio allowing any textures to be viewed in any size. Watch for unexpected results when compositing TOPs with different aspect ratios. (You can define images with non-square pixels using xres, yres, aspectx, aspecty where xres/yres != aspectx/aspecty.)\n\n useinput - Uses the input's aspect ratio. resolution - Uses the aspect of the image's defined resolution (ie 512x256 would be 2:1), whereby each pixel is square. custom - Lets you explicitly define a custom aspect ratio in the Aspect parameter below.",
"tooltip": "",
"help": "",
"units": "",
"examples": [],
"isReadOnly": false,
"isAdvanced": false,
"isHidden": false,
"isAnimatable": true,
"isExpression": false,
"isPython": false,
"dependsOn": [],
"affects": [],
"linkedTo": [],
"expressionLanguage": "",
"defaultExpression": "",
"commonExpressions": [],
"order": 0,
"isVisible": true,
"conditionalDisplay": null,
"isValid": true,
"validationErrors": [],
"lastUpdated": "2025-08-07T07:50:05.583Z",
"rawData": {},
"sourceElement": null
},
{
"id": null,
"name": "Aspect",
"label": "Aspect",
"group": "General",
"page": "",
"type": "float",
"dataType": "number",
"style": "",
"defaultValue": null,
"minValue": null,
"maxValue": null,
"step": null,
"menuItems": [],
"menuLabels": [],
"allowCustom": false,
"maxLength": null,
"pattern": null,
"isArray": false,
"arraySize": 1,
"dimensions": 1,
"description": "aspect - - Use when Output Aspect parameter is set to Custom Aspect.\n\n aspect1 - aspect2 -",
"tooltip": "",
"help": "",
"units": "",
"examples": [],
"isReadOnly": false,
"isAdvanced": false,
"isHidden": false,
"isAnimatable": true,
"isExpression": false,
"isPython": false,
"dependsOn": [],
"affects": [],
"linkedTo": [],
"expressionLanguage": "",
"defaultExpression": "",
"commonExpressions": [],
"order": 0,
"isVisible": true,
"conditionalDisplay": null,
"isValid": true,
"validationErrors": [],
"lastUpdated": "2025-08-07T07:50:05.583Z",
"rawData": {},
"sourceElement": null
},
{
"id": null,
"name": "Aspect1",
"label": "Aspect1",
"group": "General",
"page": "",
"type": "float",
"dataType": "number",
"style": "",
"defaultValue": null,
"minValue": null,
"maxValue": null,
"step": null,
"menuItems": [],
"menuLabels": [],
"allowCustom": false,
"maxLength": null,
"pattern": null,
"isArray": false,
"arraySize": 1,
"dimensions": 1,
"description": "aspect1 - aspect2 -",
"tooltip": "",
"help": "",
"units": "",
"examples": [],
"isReadOnly": false,
"isAdvanced": false,
"isHidden": false,
"isAnimatable": true,
"isExpression": false,
"isPython": false,
"dependsOn": [],
"affects": [],
"linkedTo": [],
"expressionLanguage": "",
"defaultExpression": "",
"commonExpressions": [],
"order": 0,
"isVisible": true,
"conditionalDisplay": null,
"isValid": true,
"validationErrors": [],
"lastUpdated": "2025-08-07T07:50:05.583Z",
"rawData": {},
"sourceElement": null
},
{
"id": null,
"name": "Aspect Menu",
"label": "Aspect Menu",
"group": "General",
"page": "",
"type": "float",
"dataType": "number",
"style": "",
"defaultValue": null,
"minValue": null,
"maxValue": null,
"step": null,
"menuItems": [],
"menuLabels": [],
"allowCustom": false,
"maxLength": null,
"pattern": null,
"isArray": false,
"arraySize": 1,
"dimensions": 1,
"description": "armenu - A drop-down menu with some commonly used aspect ratios.",
"tooltip": "",
"help": "",
"units": "",
"examples": [],
"isReadOnly": false,
"isAdvanced": false,
"isHidden": false,
"isAnimatable": true,
"isExpression": false,
"isPython": false,
"dependsOn": [],
"affects": [],
"linkedTo": [],
"expressionLanguage": "",
"defaultExpression": "",
"commonExpressions": [],
"order": 0,
"isVisible": true,
"conditionalDisplay": null,
"isValid": true,
"validationErrors": [],
"lastUpdated": "2025-08-07T07:50:05.583Z",
"rawData": {},
"sourceElement": null
},
{
"id": null,
"name": "Input Smoothness",
"label": "Input Smoothness",
"group": "General",
"page": "",
"type": "float",
"dataType": "number",
"style": "",
"defaultValue": null,
"minValue": null,
"maxValue": null,
"step": null,
"menuItems": [],
"menuLabels": [],
"allowCustom": false,
"maxLength": null,
"pattern": null,
"isArray": false,
"arraySize": 1,
"dimensions": 1,
"description": "inputfiltertype - - This controls pixel filtering on the input image of the .\n\n nearest - Uses nearest pixel or accurate image representation. Images will look jaggy when viewing at any zoom level other than Native . linear - Uses linear filtering between pixels. This is how you get images in viewers to look good at various zoom levels, especially useful when using any Fill Viewer setting other than Native . mipmap - Uses mipmap filtering when scaling images. This can be used to reduce artifacts and sparkling in moving/scaling images that have lots of detail.",
"tooltip": "",
"help": "",
"units": "",
"examples": [],
"isReadOnly": false,
"isAdvanced": false,
"isHidden": false,
"isAnimatable": true,
"isExpression": false,
"isPython": false,
"dependsOn": [],
"affects": [],
"linkedTo": [],
"expressionLanguage": "",
"defaultExpression": "",
"commonExpressions": [],
"order": 0,
"isVisible": true,
"conditionalDisplay": null,
"isValid": true,
"validationErrors": [],
"lastUpdated": "2025-08-07T07:50:05.583Z",
"rawData": {},
"sourceElement": null
},
{
"id": null,
"name": "Nearest Pixel",
"label": "Nearest Pixel",
"group": "General",
"page": "",
"type": "float",
"dataType": "number",
"style": "",
"defaultValue": null,
"minValue": null,
"maxValue": null,
"step": null,
"menuItems": [],
"menuLabels": [],
"allowCustom": false,
"maxLength": null,
"pattern": null,
"isArray": false,
"arraySize": 1,
"dimensions": 1,
"description": "nearest - Uses nearest pixel or accurate image representation. Images will look jaggy when viewing at any zoom level other than Native . linear - Uses linear filtering between pixels. This is how you get images in viewers to look good at various zoom levels, especially useful when using any Fill Viewer setting other than Native . mipmap - Uses mipmap filtering when scaling images. This can be used to reduce artifacts and sparkling in moving/scaling images that have lots of detail.",
"tooltip": "",
"help": "",
"units": "",
"examples": [],
"isReadOnly": false,
"isAdvanced": false,
"isHidden": false,
"isAnimatable": true,
"isExpression": false,
"isPython": false,
"dependsOn": [],
"affects": [],
"linkedTo": [],
"expressionLanguage": "",
"defaultExpression": "",
"commonExpressions": [],
"order": 0,
"isVisible": true,
"conditionalDisplay": null,
"isValid": true,
"validationErrors": [],
"lastUpdated": "2025-08-07T07:50:05.583Z",
"rawData": {},
"sourceElement": null
},
{
"id": null,
"name": "Fill Viewer",
"label": "Fill Viewer",
"group": "General",
"page": "",
"type": "float",
"dataType": "number",
"style": "",
"defaultValue": null,
"minValue": null,
"maxValue": null,
"step": null,
"menuItems": [],
"menuLabels": [],
"allowCustom": false,
"maxLength": null,
"pattern": null,
"isArray": false,
"arraySize": 1,
"dimensions": 1,
"description": "fillmode - - Determine how the image is displayed in the viewer.\nNOTE:To get an understanding of how TOPs work with images, you will want to set this to Native as you lay down TOPs when starting out. This will let you see what is actually happening without any automatic viewer resizing.\n\n\n useinput - Uses the same Fill Viewer settings as it's input. fill - Stretches the image to fit the edges of the viewer. width - Stretches image to fit viewer horizontally. height - Stretches image to fit viewer vertically. best - Stretches or squashes image so no part of image is cropped. outside - Stretches or squashes image so image fills viewer while constraining it's proportions. This often leads to part of image getting cropped by viewer. nativeres - Displays the native resolution of the image in the viewer.",
"tooltip": "",
"help": "",
"units": "",
"examples": [],
"isReadOnly": false,
"isAdvanced": false,
"isHidden": false,
"isAnimatable": true,
"isExpression": false,
"isPython": false,
"dependsOn": [],
"affects": [],
"linkedTo": [],
"expressionLanguage": "",
"defaultExpression": "",
"commonExpressions": [],
"order": 0,
"isVisible": true,
"conditionalDisplay": null,
"isValid": true,
"validationErrors": [],
"lastUpdated": "2025-08-07T07:50:05.583Z",
"rawData": {},
"sourceElement": null
},
{
"id": null,
"name": "Viewer Smoothness",
"label": "Viewer Smoothness",
"group": "General",
"page": "",
"type": "float",
"dataType": "number",
"style": "",
"defaultValue": null,
"minValue": null,
"maxValue": null,
"step": null,
"menuItems": [],
"menuLabels": [],
"allowCustom": false,
"maxLength": null,
"pattern": null,
"isArray": false,
"arraySize": 1,
"dimensions": 1,
"description": "filtertype - - This controls pixel filtering in the viewers.\n\n nearest - Uses nearest pixel or accurate image representation. Images will look jaggy when viewing at any zoom level other than Native . linear - Uses linear filtering between pixels. Use this to get images in viewers to look good at various zoom levels, especially useful when using any Fill Viewer setting other than Native . mipmap - Uses mipmap filtering when scaling images. This can be used to reduce artifacts and sparkling in moving/scaling images that have lots of detail.",
"tooltip": "",
"help": "",
"units": "",
"examples": [],
"isReadOnly": false,
"isAdvanced": false,
"isHidden": false,
"isAnimatable": true,
"isExpression": false,
"isPython": false,
"dependsOn": [],
"affects": [],
"linkedTo": [],
"expressionLanguage": "",
"defaultExpression": "",
"commonExpressions": [],
"order": 0,
"isVisible": true,
"conditionalDisplay": null,
"isValid": true,
"validationErrors": [],
"lastUpdated": "2025-08-07T07:50:05.583Z",
"rawData": {},
"sourceElement": null
},
{
"id": null,
"name": "Passes",
"label": "Passes",
"group": "General",
"page": "",
"type": "float",
"dataType": "number",
"style": "",
"defaultValue": null,
"minValue": null,
"maxValue": null,
"step": null,
"menuItems": [],
"menuLabels": [],
"allowCustom": false,
"maxLength": null,
"pattern": null,
"isArray": false,
"arraySize": 1,
"dimensions": 1,
"description": "npasses - Duplicates the operation of the the specified number of times. Making this larger than 1 is essentially the same as taking the output from each pass, and passing it into the first input of the node and repeating the process. Other inputs and parameters remain the same for each pass.",
"tooltip": "",
"help": "",
"units": "",
"examples": [],
"isReadOnly": false,
"isAdvanced": false,
"isHidden": false,
"isAnimatable": true,
"isExpression": false,
"isPython": false,
"dependsOn": [],
"affects": [],
"linkedTo": [],
"expressionLanguage": "",
"defaultExpression": "",
"commonExpressions": [],
"order": 0,
"isVisible": true,
"conditionalDisplay": null,
"isValid": true,
"validationErrors": [],
"lastUpdated": "2025-08-07T07:50:05.584Z",
"rawData": {},
"sourceElement": null
},
{
"id": null,
"name": "Channel Mask",
"label": "Channel Mask",
"group": "General",
"page": "",
"type": "float",
"dataType": "number",
"style": "",
"defaultValue": null,
"minValue": null,
"maxValue": null,
"step": null,
"menuItems": [],
"menuLabels": [],
"allowCustom": false,
"maxLength": null,
"pattern": null,
"isArray": false,
"arraySize": 1,
"dimensions": 1,
"description": "chanmask - Allows you to choose which channels (R, G, B, or A) the will operate on. All channels are selected by default.",
"tooltip": "",
"help": "",
"units": "",
"examples": [],
"isReadOnly": false,
"isAdvanced": false,
"isHidden": false,
"isAnimatable": true,
"isExpression": false,
"isPython": false,
"dependsOn": [],
"affects": [],
"linkedTo": [],
"expressionLanguage": "",
"defaultExpression": "",
"commonExpressions": [],
"order": 0,
"isVisible": true,
"conditionalDisplay": null,
"isValid": true,
"validationErrors": [],
"lastUpdated": "2025-08-07T07:50:05.584Z",
"rawData": {},
"sourceElement": null
},
{
"id": null,
"name": "Pixel Format",
"label": "Pixel Format",
"group": "General",
"page": "",
"type": "float",
"dataType": "number",
"style": "",
"defaultValue": null,
"minValue": null,
"maxValue": null,
"step": null,
"menuItems": [],
"menuLabels": [],
"allowCustom": false,
"maxLength": null,
"pattern": null,
"isArray": false,
"arraySize": 1,
"dimensions": 1,
"description": "Pixel Format parameter.",
"tooltip": "",
"help": "",
"units": "",
"examples": [],
"isReadOnly": false,
"isAdvanced": false,
"isHidden": false,
"isAnimatable": true,
"isExpression": false,
"isPython": false,
"dependsOn": [],
"affects": [],
"linkedTo": [],
"expressionLanguage": "",
"defaultExpression": "",
"commonExpressions": [],
"order": 0,
"isVisible": true,
"conditionalDisplay": null,
"isValid": true,
"validationErrors": [],
"lastUpdated": "2025-08-07T07:50:05.584Z",
"rawData": {},
"sourceElement": null
}
],
"parameterGroups": {},
"codeExamples": [],
"pythonExamples": [],
"expressions": [],
"commonInputs": [],
"commonOutputs": [],
"relatedOperators": [],
"workflowPatterns": [],
"images": [],
"videos": [],
"assets": [],
"keywords": [
"optical",
"flow",
"top",
"only",
"supported",
"under",
"microsoft",
"windows",
"operating",
"system.hardware:",
"currently",
"works"
],
"tags": [
"TOP",
"TouchDesigner",
"Optical Flow TOP"
],
"searchWeight": 1,
"contentHash": "",
"processingDate": "2025-08-07T07:50:05.584Z",
"processingVersion": "1.0.0",
"isValid": true,
"validationErrors": []
}