Fix aarch64 build by rebuilding ppsspp-ffmpeg

flathub.json

@@ -1,3 +1,3 @@
 {
-  "skip-arches": ["arm", "aarch64"]
+  "skip-arches": ["arm"]
 }

org.ppsspp.PPSSPP.json

@@ -59,6 +59,14 @@
           "url": "https://github.com/hrydgard/ppsspp.git",
           "commit": "087de849bdc74205dd00d8e6e11ba17a591213ab"
         },
+        {
+          "type": "file",
+          "path": "rebuild_ffmpeg.sh"
+        },
+        {
+          "type": "shell",
+          "commands": ["./rebuild_ffmpeg.sh"]
+        },
         {
           "type": "file",
           "path": "ppsspp.desktop"

rebuild_ffmpeg.sh

@@ -0,0 +1,8 @@
+#!/bin/bash
+if [ "$FLATPAK_ARCH" == "aarch64" ];then
+	cd ffmpeg
+	# GENERAL is used to set cross compile option, rename it to disable it.
+	sed "s/GENERAL=/GENERAL_NO=/;" linux_arm64.sh > linux_arm64_no_cross.sh
+	chmod +x linux_arm64_no_cross.sh
+	./linux_arm64_no_cross.sh
+fi