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add a video filter to the ffmpeg incantation to ensure that the output frame is always a power of 2 which is required by the codec

Ken Bingham vor 6 Jahren
Ursprung
Commit
01a6a86ab6
1 geänderte Dateien mit 1 neuen und 1 gelöschten Zeilen
  1. 1 1
      audiogram/combine-frames.js

+ 1 - 1
audiogram/combine-frames.js Datei anzeigen

@@ -4,7 +4,7 @@ function combineFrames(options, cb) {
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   // Raw ffmpeg command with standard mp4 setup
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   // Some old versions of ffmpeg require -strict for the aac codec
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-  var cmd = "ffmpeg -r " + options.framesPerSecond + " -i \"" + options.framePath + "\" -i \"" + options.audioPath + "\" -c:v libx264 -c:a aac -strict experimental -shortest -pix_fmt yuv420p \"" + options.videoPath + "\"";
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+  var cmd = "ffmpeg -r " + options.framesPerSecond + " -i \"" + options.framePath + "\" -i \"" + options.audioPath + "\" -c:v libx264 -c:a aac -strict experimental -shortest -pix_fmt yuv420p -vf 'scale=trunc(iw/2)*2:trunc(ih/2)*2' \"" + options.videoPath + "\"";
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   exec(cmd, cb);
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