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add examples

This commit is contained in:
Sam Lavigne 2023-08-31 12:46:24 -04:00
parent e113e81b91
commit b1ca173e92
10 changed files with 2825 additions and 19 deletions
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305
public/examples/crop_trim.json Normal file
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{
"nodes": [
{
"id": "9406a455-7e77-49bb-9cd8-381b54d47d31",
"type": "ffmpeg",
"data": {
"name": "punch.mp4",
"url": "/punch.mp4",
"ext": "mp4",
"outputs": [
"v",
"a"
],
"inputs": [],
"nodeType": "input"
},
"nodeType": "input",
"position": {
"x": 0,
"y": 0
},
"positionAbsolute": {
"x": 0,
"y": 0
},
"width": 109,
"height": 54
},
{
"id": "eb32733d-28ad-4a38-9db7-50a98db5f309",
"type": "ffmpeg",
"data": {
"name": "out.gif",
"ext": "gif",
"inputs": [
"v"
],
"outputs": [],
"nodeType": "output"
},
"nodeType": "output",
"position": {
"x": 438,
"y": 0
},
"positionAbsolute": {
"x": 438,
"y": 0
},
"width": 90,
"height": 54,
"selected": false
},
{
"id": "e8c40a7d-ed53-49db-90d6-ffc953761550",
"type": "ffmpeg",
"data": {
"id": 178,
"meta": "..C",
"name": "crop",
"type": "V->V",
"description": "Crop the input video.",
"params": [
{
"name": "out_w",
"type": "string",
"desc": "set the width crop area expression (default \"iw\")",
"min": null,
"max": null,
"default": "iw",
"value": "iw/2"
},
{
"name": "w",
"type": "string",
"desc": "set the width crop area expression (default \"iw\")",
"min": null,
"max": null,
"default": "iw",
"value": "iw"
},
{
"name": "out_h",
"type": "string",
"desc": "set the height crop area expression (default \"ih\")",
"min": null,
"max": null,
"default": "ih",
"value": "ih"
},
{
"name": "h",
"type": "string",
"desc": "set the height crop area expression (default \"ih\")",
"min": null,
"max": null,
"default": "ih",
"value": "ih"
},
{
"name": "x",
"type": "string",
"desc": "set the x crop area expression (default \"(in_w-out_w)/2\")",
"min": null,
"max": null,
"default": "(in_w-out_w",
"value": "(in_w-out_w"
},
{
"name": "y",
"type": "string",
"desc": "set the y crop area expression (default \"(in_h-out_h)/2\")",
"min": null,
"max": null,
"default": "(in_h-out_h",
"value": "(in_h-out_h"
},
{
"name": "keep_aspect",
"type": "boolean",
"desc": "keep aspect ratio (default false)",
"min": null,
"max": null,
"default": "false",
"value": "false"
},
{
"name": "exact",
"type": "boolean",
"desc": "do exact cropping (default false)",
"min": null,
"max": null,
"default": "false",
"value": "false"
}
],
"nodeType": "filter",
"inputs": [
"v"
],
"outputs": [
"v"
]
},
"nodeType": "filter",
"position": {
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"y": -50
},
"positionAbsolute": {
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"y": -50
},
"width": 59,
"height": 50
},
{
"id": "50168839-ce90-4f5b-825f-2043bea00b1b",
"type": "ffmpeg",
"data": {
"id": 391,
"meta": "...",
"name": "trim",
"type": "V->V",
"description": "Pick one continuous section from the input, drop the rest.",
"params": [
{
"name": "start",
"type": "duration",
"desc": "Timestamp of the first frame that should be passed (default INT64_MAX)",
"min": null,
"max": null,
"default": "INT64_MAX",
"value": "1.7"
},
{
"name": "starti",
"type": "duration",
"desc": "Timestamp of the first frame that should be passed (default INT64_MAX)",
"min": null,
"max": null,
"default": "INT64_MAX",
"value": "INT64_MAX"
},
{
"name": "end",
"type": "duration",
"desc": "Timestamp of the first frame that should be dropped again (default INT64_MAX)",
"min": null,
"max": null,
"default": "INT64_MAX",
"value": "INT64_MAX"
},
{
"name": "endi",
"type": "duration",
"desc": "Timestamp of the first frame that should be dropped again (default INT64_MAX)",
"min": null,
"max": null,
"default": "INT64_MAX",
"value": "INT64_MAX"
},
{
"name": "start_pts",
"type": "int64",
"desc": "Timestamp of the first frame that should be passed (from I64_MIN to I64_MAX) (default I64_MIN)",
"min": -2000,
"max": 2000,
"default": -2000,
"value": -2000
},
{
"name": "end_pts",
"type": "int64",
"desc": "Timestamp of the first frame that should be dropped again (from I64_MIN to I64_MAX) (default I64_MIN)",
"min": -2000,
"max": 2000,
"default": -2000,
"value": -2000
},
{
"name": "duration",
"type": "duration",
"desc": "Maximum duration of the output (default 0)",
"min": null,
"max": null,
"default": "0",
"value": "0.5"
},
{
"name": "durationi",
"type": "duration",
"desc": "Maximum duration of the output (default 0)",
"min": null,
"max": null,
"default": "0",
"value": "0"
},
{
"name": "start_frame",
"type": "int64",
"desc": "Number of the first frame that should be passed to the output (from -1 to I64_MAX) (default -1)",
"min": -1,
"max": 2000,
"default": -1,
"value": -1
},
{
"name": "end_frame",
"type": "int64",
"desc": "Number of the first frame that should be dropped again (from 0 to I64_MAX) (default I64_MAX)",
"min": 0,
"max": 2000,
"default": 2000,
"value": 2000
}
],
"nodeType": "filter",
"inputs": [
"v"
],
"outputs": [
"v"
]
},
"nodeType": "filter",
"position": {
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"y": -50
},
"positionAbsolute": {
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"y": -50
},
"width": 59,
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}
],
"edges": [
{
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"type": "default",
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"target": "e8c40a7d-ed53-49db-90d6-ffc953761550",
"sourceHandle": "v_0",
"targetHandle": "v_0"
},
{
"id": "fb179506-e951-4284-816d-8a738c84551c",
"type": "default",
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{
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"target": "eb32733d-28ad-4a38-9db7-50a98db5f309",
"sourceHandle": "v_0",
"targetHandle": "v_0"
}
]
}

331
public/examples/grid.json Normal file
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{
"nodes": [
{
"id": "9406a455-7e77-49bb-9cd8-381b54d47d31",
"type": "ffmpeg",
"data": {
"name": "punch.mp4",
"url": "/punch.mp4",
"ext": "mp4",
"outputs": [
"v",
"a"
],
"inputs": [],
"nodeType": "input"
},
"nodeType": "input",
"position": {
"x": 20,
"y": 0
},
"positionAbsolute": {
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"y": 0
},
"width": 109,
"height": 54,
"dragging": false
},
{
"id": "eb32733d-28ad-4a38-9db7-50a98db5f309",
"type": "ffmpeg",
"data": {
"name": "out.mp4",
"ext": "mp4",
"inputs": [
"v",
"a"
],
"outputs": [],
"nodeType": "output"
},
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"position": {
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},
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},
"width": 90,
"height": 54,
"selected": false,
"dragging": false
},
{
"id": "ddc5cb8d-ec7f-4b84-b78d-5aedef73cc15",
"type": "ffmpeg",
"data": {
"id": 413,
"meta": ".S.",
"name": "xstack",
"type": "N->V",
"description": "Stack video inputs into custom layout.",
"params": [
{
"name": "inputs",
"type": "int",
"desc": "set number of inputs (from 2 to INT_MAX) (default 2)",
"min": 2,
"max": 2000,
"default": 2,
"value": "4"
},
{
"name": "layout",
"type": "string",
"desc": "set custom layout",
"min": null,
"max": null,
"default": null,
"value": null
},
{
"name": "grid",
"type": "image_size",
"desc": "set fixed size grid layout",
"min": null,
"max": null,
"default": null,
"value": "2x2"
},
{
"name": "shortest",
"type": "boolean",
"desc": "force termination when the shortest input terminates (default false)",
"min": null,
"max": null,
"default": "false",
"value": "true"
},
{
"name": "fill",
"type": "string",
"desc": "set the color for unused pixels (default \"none\")",
"min": null,
"max": null,
"default": "none",
"value": "none"
}
],
"nodeType": "filter",
"inputs": [
"n"
],
"outputs": [
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]
},
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"position": {
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"y": 20
},
"positionAbsolute": {
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"y": 20
},
"width": 59,
"height": 50,
"dragging": false
},
{
"id": "19255824-255f-49cb-8dff-a28499ad3c35",
"type": "ffmpeg",
"data": {
"name": "shoe.mp4",
"url": "/shoe.mp4",
"ext": "mp4",
"outputs": [
"v",
"a"
],
"inputs": [],
"nodeType": "input"
},
"nodeType": "input",
"position": {
"x": 70,
"y": -90
},
"positionAbsolute": {
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},
"width": 109,
"height": 54,
"dragging": false
},
{
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"type": "ffmpeg",
"data": {
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"url": "/shoe.mp4",
"ext": "mp4",
"outputs": [
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],
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},
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"position": {
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},
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},
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},
{
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"outputs": [
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],
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},
"nodeType": "input",
"position": {
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"y": 100
},
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},
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"dragging": false,
"selected": false
}
],
"edges": [
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}
]
}

649
public/examples/scale_overlay.json Normal file
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{
"nodes": [
{
"id": "9406a455-7e77-49bb-9cd8-381b54d47d31",
"type": "ffmpeg",
"data": {
"name": "punch.mp4",
"url": "/punch.mp4",
"ext": "mp4",
"outputs": [
"v",
"a"
],
"inputs": [],
"nodeType": "input"
},
"nodeType": "input",
"position": {
"x": 0,
"y": 0
},
"positionAbsolute": {
"x": 0,
"y": 0
},
"width": 109,
"height": 54
},
{
"id": "eb32733d-28ad-4a38-9db7-50a98db5f309",
"type": "ffmpeg",
"data": {
"name": "out.mp4",
"ext": "mp4",
"inputs": [
"v",
"a"
],
"outputs": [],
"nodeType": "output"
},
"nodeType": "output",
"position": {
"x": 439,
"y": 0
},
"positionAbsolute": {
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},
"width": 90,
"height": 54,
"selected": false,
"dragging": false
},
{
"id": "1623b321-0d2b-42a1-99af-bad37a146b07",
"type": "ffmpeg",
"data": {
"id": 305,
"meta": "TSC",
"name": "overlay",
"type": "VV->V",
"description": "Overlay a video source on top of the input.",
"params": [
{
"name": "x",
"type": "string",
"desc": "set the x expression (default \"0\")",
"min": null,
"max": null,
"default": "0",
"value": "290"
},
{
"name": "y",
"type": "string",
"desc": "set the y expression (default \"0\")",
"min": null,
"max": null,
"default": "0",
"value": "50"
},
{
"name": "eof_action",
"type": "int",
"desc": "Action to take when encountering EOF from secondary input (from 0 to 2) (default repeat)",
"min": 0,
"max": 2,
"default": "repeat",
"options": [
{
"value": "repeat",
"desc": "Repeat the previous frame."
},
{
"value": "endall",
"desc": "End both streams."
},
{
"value": "pass",
"desc": "Pass through the main input."
}
],
"value": "repeat"
},
{
"name": "eval",
"type": "int",
"desc": "specify when to evaluate expressions (from 0 to 1) (default frame)",
"min": 0,
"max": 1,
"default": "frame",
"options": [
{
"value": "init",
"desc": "eval expressions once during initialization"
},
{
"value": "frame",
"desc": "eval expressions per-frame"
}
],
"value": "frame"
},
{
"name": "shortest",
"type": "boolean",
"desc": "force termination when the shortest input terminates (default false)",
"min": null,
"max": null,
"default": "false",
"value": "false"
},
{
"name": "format",
"type": "int",
"desc": "set output format (from 0 to 7) (default yuv420)",
"min": 0,
"max": 7,
"default": "yuv420",
"options": [
{
"value": "yuv420",
"desc": ""
},
{
"value": "yuv420p10",
"desc": ""
},
{
"value": "yuv422",
"desc": ""
},
{
"value": "yuv422p10",
"desc": ""
},
{
"value": "yuv444",
"desc": ""
},
{
"value": "rgb",
"desc": ""
},
{
"value": "gbrp",
"desc": ""
},
{
"value": "auto",
"desc": ""
}
],
"value": "yuv420"
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526
public/examples/text.json Normal file
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@ -0,0 +1,526 @@
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373
public/examples/xfade.json Normal file
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@ -0,0 +1,373 @@
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{
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{
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{
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{
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{
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{
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{
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{
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"desc": "circleopen transition"
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{
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"desc": "circleclose transition"
},
{
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"desc": "vert open transition"
},
{
"value": "vertclose",
"desc": "vert close transition"
},
{
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{
"value": "horzclose",
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},
{
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{
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{
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},
{
"value": "diagtr",
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{
"value": "diagbl",
"desc": "diag bl transition"
},
{
"value": "diagbr",
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},
{
"value": "hlslice",
"desc": "hl slice transition"
},
{
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"desc": "hr slice transition"
},
{
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"desc": "vu slice transition"
},
{
"value": "vdslice",
"desc": "vd slice transition"
},
{
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"desc": "hblur transition"
},
{
"value": "fadegrays",
"desc": "fadegrays transition"
},
{
"value": "wipetl",
"desc": "wipe tl transition"
},
{
"value": "wipetr",
"desc": "wipe tr transition"
},
{
"value": "wipebl",
"desc": "wipe bl transition"
},
{
"value": "wipebr",
"desc": "wipe br transition"
},
{
"value": "squeezeh",
"desc": "squeeze h transition"
},
{
"value": "squeezev",
"desc": "squeeze v transition"
},
{
"value": "zoomin",
"desc": "zoom in transition"
},
{
"value": "fadefast",
"desc": "fast fade transition"
},
{
"value": "fadeslow",
"desc": "slow fade transition"
}
],
"value": "radial"
},
{
"name": "duration",
"type": "duration",
"desc": "set cross fade duration (default 1)",
"min": null,
"max": null,
"default": "1",
"value": "3"
},
{
"name": "offset",
"type": "duration",
"desc": "set cross fade start relative to first input stream (default 0)",
"min": null,
"max": null,
"default": "0",
"value": "0"
},
{
"name": "expr",
"type": "string",
"desc": "set expression for custom transition",
"min": null,
"max": null,
"default": null,
"value": null
}
],
"nodeType": "filter",
"inputs": [
"v",
"v"
],
"outputs": [
"v"
]
},
"nodeType": "filter",
"position": {
"x": 170,
"y": -50
},
"positionAbsolute": {
"x": 170,
"y": -50
},
"width": 59,
"height": 50
},
{
"id": "abd87b6a-102f-4357-9380-986a162a6448",
"type": "ffmpeg",
"data": {
"name": "shoe.mp4",
"url": "/shoe.mp4",
"ext": "mp4",
"outputs": [
"v",
"a"
],
"inputs": [],
"nodeType": "input"
},
"nodeType": "input",
"position": {
"x": 0,
"y": 100
},
"positionAbsolute": {
"x": 0,
"y": 100
},
"width": 109,
"height": 54
}
],
"edges": [
{
"id": "29d53c5f-1428-40a3-8be3-69b08d5e119d",
"type": "default",
"source": "9406a455-7e77-49bb-9cd8-381b54d47d31",
"target": "845a461c-6eb0-463f-864c-5209fdf87e9a",
"sourceHandle": "v_0",
"targetHandle": "v_0"
},
{
"id": "281b82e1-f994-4f66-b968-1cf648ac02f0",
"type": "default",
"source": "9406a455-7e77-49bb-9cd8-381b54d47d31",
"target": "eb32733d-28ad-4a38-9db7-50a98db5f309",
"sourceHandle": "a_1",
"targetHandle": "a_1"
},
{
"id": "b73848eb-3fa1-4828-8e2c-e66b5ce61b23",
"type": "default",
"source": "845a461c-6eb0-463f-864c-5209fdf87e9a",
"target": "eb32733d-28ad-4a38-9db7-50a98db5f309",
"sourceHandle": "v_0",
"targetHandle": "v_0"
},
{
"id": "4e833412-0ac8-4d01-878f-b3fbe0e3d257",
"type": "default",
"source": "abd87b6a-102f-4357-9380-986a162a6448",
"target": "845a461c-6eb0-463f-864c-5209fdf87e9a",
"sourceHandle": "v_0",
"targetHandle": "v_1"
}
]
}

68
src/App.svelte
View File

@ -3,12 +3,14 @@
import { import {
selectedFilter, selectedFilter,
nodes, nodes,
edges,
inputs, inputs,
outputs, outputs,
auto, auto,
addNode, addNode,
inputNames, inputNames,
previewCommand, previewCommand,
doFit,
} from "./stores.js"; } from "./stores.js";
import Filter from "./Filter.svelte"; import Filter from "./Filter.svelte";
import FilterPicker from "./FilterPicker.svelte"; import FilterPicker from "./FilterPicker.svelte";
@ -20,6 +22,15 @@
const baseURL = `https://unpkg.com/@ffmpeg/core${!isChrome ? "-mt" : ""}@0.12.2/dist/esm`; const baseURL = `https://unpkg.com/@ffmpeg/core${!isChrome ? "-mt" : ""}@0.12.2/dist/esm`;
const TIMEOUT = 40000; const TIMEOUT = 40000;
const ffmpeg = new FFmpeg(); const ffmpeg = new FFmpeg();
const examples = [
{ name: "Cross Fade", url: "/examples/xfade.json" },
{ name: "Crop & Trim", url: "/examples/crop_trim.json" },
{ name: "Scale & Overlay", url: "/examples/scale_overlay.json" },
{ name: "Text", url: "/examples/text.json" },
{ name: "Speed Up", url: "/examples/speedup.json" },
{ name: "Slow Down Smoothly", url: "/examples/smooth_slow.json" },
{ name: "Video Grid", url: "/examples/grid.json" },
];
let videoValue = "/" + $inputs[0].name; let videoValue = "/" + $inputs[0].name;
let ffmpegLoaded = false; let ffmpegLoaded = false;
@ -30,11 +41,22 @@
let vidPlayerRef; let vidPlayerRef;
let renderProgress = 0; let renderProgress = 0;
let fileinput; let fileinput;
let fit;
function addInput() { function addInput() {
addNode({ ...$inputNames[$inputNames.length - 1] }, "input"); addNode({ ...$inputNames[$inputNames.length - 1] }, "input");
} }
async function loadExample(url) {
if (!url) return;
$auto = false;
const response = await fetch(url);
const example = await response.json();
$nodes = example.nodes;
$edges = example.edges;
$doFit++;
}
async function onFileSelected(e) { async function onFileSelected(e) {
let vid = e.target.files[0]; let vid = e.target.files[0];
await ffmpeg.writeFile(vid.name, await fetchFile(vid)); await ffmpeg.writeFile(vid.name, await fetchFile(vid));
@ -216,20 +238,33 @@
<section class="graph"> <section class="graph">
<div class="graph-holder"> <div class="graph-holder">
<div class="nav"> <div class="graph-nav">
<button on:click={addInput}>Add Sample Input</button> <div>
<button on:click={() => fileinput.click()}>Upload File</button> <button on:click={addInput}>Add Sample Input</button>
<input <button on:click={() => fileinput.click()}>Upload File</button>
type="file" <input
accept="video/*" type="file"
on:change={(e) => onFileSelected(e)} accept="video/*"
bind:this={fileinput} on:change={(e) => onFileSelected(e)}
style="display: none;" bind:this={fileinput}
/> style="display: none;"
<label for="auto"><input id="auto" type="checkbox" bind:checked={$auto} />Lock Layout</label />
> <label for="auto"
><input id="auto" type="checkbox" bind:checked={$auto} />Lock Layout</label
>
</div>
<div class="examples">
<label>Examples</label>
<select on:change={(e) => loadExample(e.target.value)}>
<option value="" />
{#each examples as example}
<option value={example.url}>{example.name}</option>
{/each}
</select>
</div>
</div> </div>
<Graph {fetchFile} ffmepg={ffmpeg} /> <Graph bind:this={fit} />
</div> </div>
</section> </section>
@ -421,6 +456,11 @@
flex: 1; flex: 1;
} }
.graph-nav {
display: flex;
justify-content: space-between;
}
@media only screen and (max-width: 1100px) { @media only screen and (max-width: 1100px) {
main { main {
grid-template-columns: 250px 1fr 1fr 1fr 1fr 300px; grid-template-columns: 250px 1fr 1fr 1fr 1fr 300px;
@ -460,7 +500,7 @@
} }
.header { .header {
overflow: scroll; overflow: scroll;
height: auto; height: auto;
} }
.graph { .graph {
height: 60vh; height: 60vh;

13
src/FitComp.svelte
View File

@ -1,12 +1,15 @@
<script> <script>
import { useSvelteFlow } from "@xyflow/svelte"; import { useSvelteFlow } from "@xyflow/svelte";
import {nodes, auto} from './stores.js'; import { nodes, auto, doFit } from "./stores.js";
const { zoomIn, zoomOut, setZoom, fitView, setCenter, setViewport, getViewport, viewport } = const { zoomIn, zoomOut, setZoom, fitView, setCenter, setViewport, getViewport, viewport } =
useSvelteFlow(); useSvelteFlow();
nodes.subscribe((n) => { nodes.subscribe((n) => {
if ($auto) fitView(); if ($auto) fitView();
}); });
</script>
doFit.subscribe(() => {
fitView();
});
</script>

1
src/stores.js
View File

@ -4,6 +4,7 @@ import { writable, derived, get } from "svelte/store";
export const nodes = writable([]); export const nodes = writable([]);
export const edges = writable([]); export const edges = writable([]);
export const auto = writable(true); export const auto = writable(true);
export const doFit = writable(0);
export const selectedFilter = writable(); export const selectedFilter = writable();
export const INPUTNAMES = [ export const INPUTNAMES = [