X-Git-Url: https://git.cinelerra-gg.org/git/?p=goodguy%2Fcinelerra.git;a=blobdiff_plain;f=cinelerra-5.1%2Fdoc%2FRenderMux.sh;h=1d098d047e5c781fe084877bcf9377fe0bc2b016;hp=9c17229496b60f28db2f08e623b1fd2de016256f;hb=fb661e853152fd63537629a20f493a4cdcd4f019;hpb=7fd85fb66168f6b518c5f2d73e04036e87faa0e1

diff --git a/cinelerra-5.1/doc/RenderMux.sh b/cinelerra-5.1/doc/RenderMux.sh
index 9c172294..1d098d04 100755
--- a/cinelerra-5.1/doc/RenderMux.sh
+++ b/cinelerra-5.1/doc/RenderMux.sh
@@ -1,2 +1,6 @@
+#!/bin/bash
+exec >& /tmp/render_mux.log
+echo == $0 cin_render="$CIN_RENDER"
+test -z "$CIN_RENDER" && exit 1
 # Render output mux-ed into a single file
 ffmpeg -f concat -safe 0 -i <(for f in "$CIN_RENDER"0*; do echo "file '$f'"; done) -c copy -y $CIN_RENDER