n8n-nodes-mediafx
Version:
N8N custom nodes for video editing and media processing
66 lines (65 loc) • 2.87 kB
JavaScript
;
var __createBinding = (this && this.__createBinding) || (Object.create ? (function(o, m, k, k2) {
if (k2 === undefined) k2 = k;
var desc = Object.getOwnPropertyDescriptor(m, k);
if (!desc || ("get" in desc ? !m.__esModule : desc.writable || desc.configurable)) {
desc = { enumerable: true, get: function() { return m[k]; } };
}
Object.defineProperty(o, k2, desc);
}) : (function(o, m, k, k2) {
if (k2 === undefined) k2 = k;
o[k2] = m[k];
}));
var __setModuleDefault = (this && this.__setModuleDefault) || (Object.create ? (function(o, v) {
Object.defineProperty(o, "default", { enumerable: true, value: v });
}) : function(o, v) {
o["default"] = v;
});
var __importStar = (this && this.__importStar) || function (mod) {
if (mod && mod.__esModule) return mod;
var result = {};
if (mod != null) for (var k in mod) if (k !== "default" && Object.prototype.hasOwnProperty.call(mod, k)) __createBinding(result, mod, k);
__setModuleDefault(result, mod);
return result;
};
Object.defineProperty(exports, "__esModule", { value: true });
exports.executeImageToVideo = void 0;
const n8n_workflow_1 = require("n8n-workflow");
const utils_1 = require("../utils");
const ffmpeg = require("fluent-ffmpeg");
const fs = __importStar(require("fs-extra"));
async function executeImageToVideo(imagePath, duration, videoSize, outputFormat, itemIndex) {
const outputPath = (0, utils_1.getTempFile)(`.${outputFormat}`);
const command = ffmpeg()
.input(imagePath)
.loop(duration)
// Add a silent audio track for compatibility
.input('anullsrc')
.inputFormat('lavfi')
// Use libx264 codec for broad compatibility
.videoCodec('libx264')
// Set pixel format
.outputOptions('-pix_fmt', 'yuv420p')
.audioCodec('aac')
.outputOptions('-shortest'); // End when the shortest input ends.
if (videoSize.width && videoSize.height) {
// Many codecs require even dimensions, but we'll let the user decide.
// For more robustness, we could add validation or rounding logic here.
command.videoFilters(`scale=${videoSize.width}:${videoSize.height}`);
}
else {
// Default behavior: ensure even dimensions for compatibility
command.videoFilters('scale=trunc(iw/2)*2:trunc(ih/2)*2');
}
command.save(outputPath);
try {
await (0, utils_1.runFfmpeg)(command);
return outputPath;
}
catch (error) {
// Clean up output file if creation failed
await fs.remove(outputPath).catch(() => { });
throw new n8n_workflow_1.NodeOperationError(this.getNode(), `Error converting image to video. Please ensure the source image is valid. FFmpeg error: ${error.message}`, { itemIndex });
}
}
exports.executeImageToVideo = executeImageToVideo;