Hi Moritz,
Thanks for your helpful reply. I change the encoders settings and the file
size now similar.
Cheers,
Ali
On Tue, Sep 11, 2018 at 5:32 PM Moritz Barsnick wrote:
> On Tue, Sep 11, 2018 at 16:38:37 +0430, Ali Shirvani wrote:
> > Is this variation in output size normal? or should I tune
Also, related.
Is there a way to determine encoder defaults?
Does ffmpeg have such an option to print out encoder defaults?
On Tue, Sep 11, 2018, 16:02 Moritz Barsnick wrote:
> On Tue, Sep 11, 2018 at 16:38:37 +0430, Ali Shirvani wrote:
> > Is this variation in output size normal? or should I
On Tue, Sep 11, 2018 at 16:38:37 +0430, Ali Shirvani wrote:
> Is this variation in output size normal? or should I tune some settings?
Yes, it's normal - different encoders use different default settings.
Yes, you should tune your settings.
If you want to achieve similar size, use the "-b:v" (vi
Hi all,
I encoded a raw YUV video once with h264_vaapi and once with libx264 codec.
The output of h264_vaapi is about 4.8 MB, while the output of libx264 is
1.1 MB.
Here is the commands:
ffmpeg -loglevel trace -vaapi_device /dev/dri/renderD128 -video_size
1920x1080 -i raw_1080.yuv -vf 'format=nv12