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add scale to filter example

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jb-alvarado 2022-09-06 14:28:28 +02:00
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docs/custom_filters.md
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@ -50,7 +50,7 @@ The **custom filter** from **config -> processing** and from **playlist** got ap
This example takes a image and a animated mov clip with alpha and overlays them two times on different positions in time:
```YAML
custom_filter: '[v_in];movie=image_input.png:s=v,loop=loop=250.0:size=1:start=0,split=2[lower_1_out_1][lower_1_out_2];[lower_1_out_1]fifo,fade=in:duration=0.5:alpha=1,fade=out:start_time=9.5:duration=0.5:alpha=1,setpts=PTS+5.0/TB[fade_1];[v_in][fade_1]overlay=enable=between(t\,5.0\,15.0)[base_1];[lower_1_out_2]fifo,fade=in:duration=0.5:alpha=1,fade=out:start_time=9.5:duration=0.5:alpha=1,setpts=PTS+30.0/TB[fade_2];[base_1][fade_2]overlay=enable=between(t\,30.0\,40.0)[base_2];movie=animated_input.mov:s=v,split=2[lower_2_out_1][lower_2_out_2];[lower_2_out_1]fifo,setpts=PTS+20.0/TB[layer_1];[base_2][layer_1]overlay=repeatlast=0[base_3];[lower_2_out_2]fifo,setpts=PTS+50.0/TB[layer_2];[base_3][layer_2]overlay=repeatlast=0[c_v_out]'
custom_filter: '[v_in];movie=image_input.png:s=v,loop=loop=250.0:size=1:start=0,scale=1024:576,split=2[lower_1_out_1][lower_1_out_2];[lower_1_out_1]fifo,fade=in:duration=0.5:alpha=1,fade=out:start_time=9.5:duration=0.5:alpha=1,setpts=PTS+5.0/TB[fade_1];[v_in][fade_1]overlay=enable=between(t\,5.0\,15.0)[base_1];[lower_1_out_2]fifo,fade=in:duration=0.5:alpha=1,fade=out:start_time=9.5:duration=0.5:alpha=1,setpts=PTS+30.0/TB[fade_2];[base_1][fade_2]overlay=enable=between(t\,30.0\,40.0)[base_2];movie=animated_input.mov:s=v,scale=1024:576,split=2[lower_2_out_1][lower_2_out_2];[lower_2_out_1]fifo,setpts=PTS+20.0/TB[layer_1];[base_2][layer_1]overlay=repeatlast=0[base_3];[lower_2_out_2]fifo,setpts=PTS+50.0/TB[layer_2];[base_3][layer_2]overlay=repeatlast=0[c_v_out]'
```
And here are the explanation for each filter:
@ -60,8 +60,8 @@ And here are the explanation for each filter:
# get input from video
[v_in];
# load the image, loops it for 10 seconds (25 FPS * 10), and splits it into two outputs
movie=image_input.png:s=v,loop=loop=250.0:size=1:start=0,split=2[lower_1_out_1][lower_1_out_2];
# load the image, loops it for 10 seconds (25 FPS * 10), scale it to the target resolution, splits it into two outputs
movie=image_input.png:s=v,loop=loop=250.0:size=1:start=0,scale=1024:576,split=2[lower_1_out_1][lower_1_out_2];
# take output one from image, fades it in for 0.5 seconds, fades it out for 0.5 seconds, shift the start time to 00:00:05 (5 seconds)
[lower_1_out_1]fifo,fade=in:duration=0.5:alpha=1,fade=out:start_time=9.5:duration=0.5:alpha=1,setpts=PTS+5.0/TB[fade_1];
@ -75,8 +75,8 @@ movie=image_input.png:s=v,loop=loop=250.0:size=1:start=0,split=2[lower_1_out_1][
# overlay second output on top of output from last overlay, between second 30 and 40
[base_1][fade_2]overlay=enable=between(t\,30.0\,40.0)[base_2];
# load the animated clip with alpha, splits it into two outputs
movie=animated_input.mov:s=v,split=2[lower_2_out_1][lower_2_out_2];
# load the animated clip with alpha, scale it to the target resolution, splits it into two outputs
movie=animated_input.mov:s=v,scale=1024:576,split=2[lower_2_out_1][lower_2_out_2];
# shift the start from first animated clip to second 20
[lower_2_out_1]fifo,setpts=PTS+20.0/TB[layer_1];