[FFmpeg-devel] [PATCH] lavfi/af_ebur128: update filter to use new ebur128 API

Kyle Swanson k at ylo.ph
Mon Nov 28 21:13:41 EET 2016


On Thu, Nov 17, 2016 at 11:04 AM, Kyle Swanson <k at ylo.ph> wrote:
> Hi,
>
> Here's a couple of patches which update the ebur128 filter to use the
> recently added ebur128 API. This updated filter allows fine-tuned
> control over which EBU R128 parameters are measured, and provides
> modest speed increases over the previous ebur128 filter. Also
> noteworthy: this removes the video output option of the ebur128
> filter. This is extraneous for an ebur128 measurement filter IMHO, but
> if we wanted to keep similar functionality in FFmpeg, we'd be better
> served by a new video source filter where custom meters could be
> created via exported frame metadata.
>
> The first patch adds true peak functionality to the ebur128 API using
> swresample (this was already discussed a little bit:
> http://ffmpeg.org/pipermail/ffmpeg-devel/2016-November/202583.html)
> The second patch is an update to the ebur128 filter.
>
> Kyle

Does anyone have any problems with the first patch?


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