Refuse to render chunks that are already rendered

tsoding · Dec 22, 2023 · aa3bf62 · aa3bf62
1 parent 2b3e738
commit aa3bf62
Showing 1 changed file with 11 additions and 1 deletion.
diff --git a/markut.go b/markut.go
@@ -475,7 +475,17 @@ func millisToSecsForFFmpeg(millis Millis) string {
 }
 
 func ffmpegCutChunk(context EvalContext, chunk Chunk, y bool) error {
-	err := os.MkdirAll(ChunksFolder, 0755)
+	_, err := os.Stat(chunk.Name())
+	if err == nil {
+		fmt.Printf("INFO: %s is already rendered\n", chunk.Name());
+		return nil;
+	}
+
+	if !errors.Is(err, os.ErrNotExist) {
+		return err
+	}
+
+	err = os.MkdirAll(ChunksFolder, 0755)
 	if err != nil {
 		return err
 	}