Ffvcl - Delphi Ffmpeg Vcl Components 5.0.1 Portable -

unit MainVideoConverter; interface uses Winapi.Windows, Winapi.Messages, System.SysUtils, System.Variants, System.Classes, Vcl.Graphics, Vcl.Controls, Vcl.Forms, Vcl.Dialogs, Vcl.StdCtrls, Vcl.ComCtrls, FFVCL.Components; // Core FFVCL framework wrapper reference type TMainForm = class(TForm) BtnStartEncoding: TButton; ProgressBar: TProgressBar; MemoLog: TMemo; procedure BtnStartEncodingClick(Sender: TObject); private procedure OnEncodingProgress(Sender: TObject; const Progress: Double); procedure OnLoggerMessage(Sender: TObject; const Msg: string); public Public declarations end; var MainForm: TMainForm; implementation $R *.dfm procedure TMainForm.BtnStartEncodingClick(Sender: TObject); var VideoEncoder: TFFVideoEncoder; begin VideoEncoder := TFFVideoEncoder.Create(Self); try // Set up standard callbacks for UI feedback VideoEncoder.OnProgress := OnEncodingProgress; VideoEncoder.OnLog := OnLoggerMessage; // Target inputs and outputs VideoEncoder.InputFile := 'C:\Media\source_4k.mov'; VideoEncoder.OutputFile := 'C:\Media\target_optimized.mp4'; // Apply conversion settings VideoEncoder.VideoCodec := 'libx264'; VideoEncoder.AudioCodec := 'aac'; VideoEncoder.VideoBitRate := 2500000; // 2.5 Mbps target VideoEncoder.FrameWidth := 1920; VideoEncoder.FrameHeight := 1080; // Enable multi-threaded processing VideoEncoder.ThreadCount := 0; // Auto-detect core count VideoEncoder.ThreadPriority := tpLower; // Keeps UI fluid and responsive MemoLog.Lines.Add('Starting multi-thread encoding pipeline...'); VideoEncoder.Start; // Spawns the processing thread finally // Managed release of underlying component resources VideoEncoder.Free; end; end; procedure TMainForm.OnEncodingProgress(Sender: TObject; const Progress: Double); begin // Progress value arrives as a percentage float value from 0.0 to 100.0 ProgressBar.Position := Round(Progress); Application.ProcessMessages; end; procedure TMainForm.OnLoggerMessage(Sender: TObject; const Msg: string); begin MemoLog.Lines.Add(Msg); end; end. Use code with caution. Deployment Considerations for Developers

: Centralizes logging for all FFVCL components and underlying DLLs to assist in debugging. Delphi FFmpeg VCL Components Version 5.0 / 5.0.1 Highlights FFVCL - Delphi FFmpeg VCL Components 5.0.1

The ability to preview video outputs in real-time while encoding. Why Choose FFVCL over Standard FFmpeg? unit MainVideoConverter; interface uses Winapi

if FFDecoder1.Open(FileName) then begin FFEncoder1.Input := FFDecoder1; FFEncoder1.Output := OutputFileName; FFEncoder1.Encode; end; Delphi FFmpeg VCL Components Version 5

Because FFmpeg never sleeps. And neither does FFVCL.

Captures the internal logging output generated by the underlying FFmpeg DLLs. This component is essential for debugging, allowing developers to route technical warnings, error logs, and encoding stats directly to a Delphi TMemo or log file.