Add beeps every 10 seconds in the pattern stream, when the time elapsed overlay hits the borders, to allow checking for audio/video sync
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2344ed6a12
commit
d0a5fa5f91
2 changed files with 2 additions and 3 deletions
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@ -55,7 +55,6 @@ echo " "
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rm $FILENAME
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#-x264opts nal-hrd=cbr:force-cfr=1:vbv-bufsize=${BUFFERSIZE}:bitrate=${VBITRATE}:vbv-maxrate=${VBITRATE} \
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ffmpeg \
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-loglevel level \
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@ -66,7 +65,7 @@ ffmpeg \
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-ac 2 \
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-i Mire_1080p.png \
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-f lavfi \
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-i aevalsrc="0.1*sin(2*PI*(360-2.5/2)*t)|0.1*sin(2*PI*(360+2.5/2)*t):sample_rate=48000" \
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-i aevalsrc="(1-min(1\,mod(floor(5*t)\,50)))*0.1*sin(8*PI*(360-2.5/2)*t)+0.1*sin(2*PI*(360-2.5/2)*t)|(1-min(1\,mod(floor(5*t)\,50)))*0.1*sin(8*PI*(360+2.5/2)*t)+0.1*sin(2*PI*(360+2.5/2)*t):sample_rate=48000" \
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-channel_layout stereo \
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-ar 48000 \
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-shortest \
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@ -69,7 +69,7 @@ ffmpeg \
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-i Mire_1080p.png \
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-re \
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-f lavfi \
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-i aevalsrc="0.1*sin(2*PI*(360-2.5/2)*t)|0.1*sin(2*PI*(360+2.5/2)*t):sample_rate=48000" \
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-i aevalsrc="(1-min(1\,mod(floor(5*t)\,50)))*0.1*sin(8*PI*(360-2.5/2)*t)+0.1*sin(2*PI*(360-2.5/2)*t)|(1-min(1\,mod(floor(5*t)\,50)))*0.1*sin(8*PI*(360+2.5/2)*t)+0.1*sin(2*PI*(360+2.5/2)*t):sample_rate=48000" \
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-channel_layout stereo \
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-ar 48000 \
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-pixel_format yuv420p \
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