diff options
| author | Jonas Smedegaard <dr@jones.dk> | 2017-04-16 13:21:21 +0200 |
|---|---|---|
| committer | Jonas Smedegaard <dr@jones.dk> | 2017-04-16 13:21:21 +0200 |
| commit | 0e4445a5330cdf478fe029734fd176689c30a5fd (patch) | |
| tree | cc7a8ce46028f859a7b8f50db333236bc3bb8508 | |
| parent | 39a5bb761e0f67e1ca0251849b9075349be27d47 (diff) | |
Scale main input in filter-complex. Reference source of scale+watermark trick. Tidy.
| -rwxr-xr-x | bin/decode+edit+encode | 8 | ||||
| -rwxr-xr-x | bin/decode+edit+encode+stream | 8 |
2 files changed, 12 insertions, 4 deletions
diff --git a/bin/decode+edit+encode b/bin/decode+edit+encode index e93d05a..72ef4cd 100755 --- a/bin/decode+edit+encode +++ b/bin/decode+edit+encode @@ -16,9 +16,13 @@ mkdir -p $(dirname "$TMPMOVIE") # based on http://www.webmproject.org/docs/encoder-parameters/#real-time-cbr-encoding-and-streaming # + loop-in-filter trick based on http://video.stackexchange.com/a/16933 +# + scale+watermark trick based on http://stackoverflow.com/a/10937357 ffmpeg -threads auto -y -re \ - -f lavfi -i "movie=filename=$MOVIE:loop=$ITERATIONS, setpts=N/(FRAME_RATE*TB), scale=-1:$HEIGHT" \ - -i "$LOGO" -filter_complex 'overlay=main_w-overlay_w-20:main_h-overlay_h-20' \ + -f lavfi -i "movie=filename=$MOVIE:loop=$ITERATIONS, setpts=N/(FRAME_RATE*TB)" \ + -i "$LOGO" \ + -filter_complex \ + "[0:v]scale=-1:$HEIGHT[bg]; + [bg][1:v]overlay=main_w-overlay_w-20:main_h-overlay_h-20" \ -an \ -codec:v vp8 -quality realtime -deadline realtime -cpu-used 4 \ -b:v "$VBITRATE" -minrate "$VBITRATE" -maxrate "$VBITRATE" \ diff --git a/bin/decode+edit+encode+stream b/bin/decode+edit+encode+stream index fadc122..b21eae9 100755 --- a/bin/decode+edit+encode+stream +++ b/bin/decode+edit+encode+stream @@ -21,10 +21,14 @@ LOGO=../../content/icon_small.png # based on http://www.webmproject.org/docs/encoder-parameters/#real-time-cbr-encoding-and-streaming # + loop-in-filter trick based on http://video.stackexchange.com/a/16933 +# + scale+watermark trick based on http://stackoverflow.com/a/10937357 # + Drop frames, aggressively treat as static, and use fastest cpu ffmpeg -threads auto -re \ - -f lavfi -i "movie=filename=$MOVIE:loop=$ITERATIONS, setpts=N/(FRAME_RATE*TB), scale=-1:$HEIGHT" \ - -i "$LOGO" -filter_complex 'overlay=main_w-overlay_w-20:main_h-overlay_h-20' \ + -f lavfi -i "movie=filename=$MOVIE:loop=$ITERATIONS, setpts=N/(FRAME_RATE*TB)" \ + -i "$LOGO" \ + -filter_complex \ + "[0:v]scale=-1:$HEIGHT[bg]; + [bg][1:v]overlay=main_w-overlay_w-20:main_h-overlay_h-20" \ -an \ -codec:v vp8 -quality realtime -deadline realtime -cpu-used 15 \ -b:v "$VBITRATE" -minrate "$VBITRATE" -maxrate "$VBITRATE" \ |