Fixed compatibility with png streams

Author: mikigal

ffmpeg.go

@@ -4,6 +4,7 @@ import (
 	"bufio"
 	"fmt"
 	"io"
+	"slices"
 	"strconv"
 	"strings"
 
@@ -113,7 +114,7 @@ func buildUpscalingParams(anime Anime, resolution Resolution, shader Shader, out
 	)
 
 	for _, stream := range anime.Streams {
-		if stream.CodecName != "mjpeg" {
+		if !slices.Contains(codecsBlacklist, stream.CodecName) {
 			params = append(params, "-map", fmt.Sprintf("0:%d", stream.Index))
 		}
 	}

main.go

@@ -82,9 +82,10 @@ var (
 		"Drag n' drop your video files into this window (supported extensions: mp4, avi, mkv)\n\n"
 
 	// Internals
-	animeList  = make([]Anime, 0)
-	processing = false
-	cancelled  = false
+	animeList       = make([]Anime, 0)
+	processing      = false
+	cancelled       = false
+	codecsBlacklist = []string{"mjpeg", "png"}
 
 	// FFMPEG params
 	hwaccelParams []string