Created a couple of scripts to convert video to social media sites' specs

bash/make_instaface.sh

@@ -0,0 +1,16 @@
+#crop to a centered square
+export square_crop="crop=in_h:in_h:(in_w-in_h)/2:0"
+
+b=8M;
+min=16M;
+max=64M;
+g=6;
+
+for i;
+	do
+	ffmpeg -ss $slate -i "$i" \
+		-c:v libx264 -b:v $b -minrate $min -maxrate $max -x264opts keyint=$g:scenecut=-1 -profile:v main -pix_fmt yuv420p -strict -2 -movflags faststart -aspect 1:1 -q 0 -aspect 1:1 -vf "scale=-1:in_h" "${i%.*}_instagram_facebook.mp4"		
+	done
+
+#-c:v libx264 -b:v $b -minrate $min -maxrate $max -filter:v "$square_crop" -x264opts keyint=$g:scenecut=-1 -profile:v main -pix_fmt yuv420p -strict -2 -movflags faststart -aspect 1:1 -q 0 -s 1080x1080 "${i%.*}_instagram.mp4"
+#-c:v libx264 -b:v $b -minrate $min -maxrate $max -filter:v "$square_crop" -x264opts keyint=$g:scenecut=-1 -profile:v main -pix_fmt yuv420p -strict -2 -movflags faststart -aspect 1:1 -q 0 -s 1080x1080 "${i%.*}_facebook.mp4"

bash/make_twitter.sh

@@ -0,0 +1,15 @@
+#crop to a centered square
+export square_crop="crop=in_h:in_h:(in_w-in_h)/2:0"
+
+bv=6M;
+ba=128K;
+g=6;
+
+for i;
+	do
+	ffmpeg -ss $slate -i "$i" \
+		-c:v libx264 -b:a $ba -b:v $bv -x264opts keyint=$g:scenecut=-1 -profile:v main -pix_fmt yuv420p -strict -2 -movflags faststart -aspect 16:9 -q 0 -vf "scale=-1280:720" "${i%.*}_twitter.mp4"		
+	done
+
+#-c:v libx264 -b:v $b -minrate $min -maxrate $max -filter:v "$square_crop" -x264opts keyint=$g:scenecut=-1 -profile:v main -pix_fmt yuv420p -strict -2 -movflags faststart -aspect 1:1 -q 0 -s 1080x1080 "${i%.*}_instagram.mp4"
+#-c:v libx264 -b:v $b -minrate $min -maxrate $max -filter:v "$square_crop" -x264opts keyint=$g:scenecut=-1 -profile:v main -pix_fmt yuv420p -strict -2 -movflags faststart -aspect 1:1 -q 0 -s 1080x1080 "${i%.*}_facebook.mp4"