Created
October 31, 2017 09:07
-
-
Save simonbroggi/37966fbeb57721fa4a358fbaced11dde to your computer and use it in GitHub Desktop.
Unity3D script to save all frames rendered by an attached camera to png files
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
using System; | |
using System.IO; | |
using UnityEngine; | |
[RequireComponent(typeof(Camera))] | |
public class CaptureFrames : MonoBehaviour { | |
public int frameRate = 30; | |
string path; | |
Texture2D renderedImage; | |
void Start () { | |
// Save the frames in a folder named Capture/yyyy_MM_dd-HH_mm_ss/ next to the Assets | |
path = Application.dataPath; | |
if (Application.isEditor) { | |
path += "/../"; | |
} | |
else if (Application.platform == RuntimePlatform.OSXPlayer) { | |
path += "/../../"; | |
} | |
else if (Application.platform == RuntimePlatform.WindowsPlayer) { | |
path += "/../"; | |
} | |
path += "Capture/"; | |
if (!Directory.Exists(path)){ | |
Directory.CreateDirectory(path); | |
} | |
path += DateTime.Now.ToString("yyyy_MM_dd-HH_mm_ss/"); | |
if (!Directory.Exists(path)){ | |
Directory.CreateDirectory(path); | |
} | |
} | |
void OnEnable () { | |
// Set the playback framerate (real time will not relate to game time after this). | |
Time.captureFramerate = frameRate; | |
} | |
void OnPostRender () { | |
if(renderedImage == null){ | |
// Create an image with the same resolution as the cameras target render texture | |
Camera cam = GetComponent<Camera>(); | |
if(cam.targetTexture != null){ | |
renderedImage = new Texture2D(cam.targetTexture.width, cam.targetTexture.height); | |
} | |
else { | |
renderedImage = new Texture2D(Screen.width, Screen.height); | |
} | |
} | |
//read pixels from the active render texture | |
renderedImage.ReadPixels(new Rect(0, 0, Screen.width, Screen.height), 0, 0); | |
renderedImage.Apply(); | |
//Save image to file | |
System.IO.File.WriteAllBytes(path+Time.frameCount.ToString("000000")+".png", renderedImage.EncodeToPNG()); | |
} | |
void OnDisable(){ | |
Destroy(renderedImage); | |
renderedImage = null; | |
Time.captureFramerate = 0; | |
} | |
} |
Sign up for free
to join this conversation on GitHub.
Already have an account?
Sign in to comment
better:
https://github.com/keijiro/FFmpegOut