Thank you all your responses. However, I for me the "-tag:v avc1"
approach didn't work. Starting with input.mp4 which is shown as
Duration: 00:42:08.08, start: 0.00, bitrate: 941 kb/s
Stream #0:0(eng): Audio: aac (LC) (mp4a / 0x6134706D), 48000 Hz,
stereo, fltp, 125 kb/s (default)
Met
the same thing happens by default when using ffmpeg to encode hevc/x265
ffmpeg creates an hevc format mp4 with a default fourcc of hev1, which osx will
not play via quicktime, finder/quicklook. preview thumbnails/file icons also do
not generate in finder.
changing the fourcc to hvc1 will make i
2017-11-26 23:27 GMT+01:00 antony baxter :
> I can obviously convert them into H264 avc1 the long way, but
> wondered if there was a quick way of simply changing the
> metadata of the avc3 stream into avc1?
Of course:
Use the hexeditor of your choice, search for "avc3" (it is either
on top or at
On Sun, Nov 26, 2017 at 17:27:05 -0500, antony baxter wrote:
> I've recently received some H264 videos marked as AVC3:
[...]
> Stream #0:1(und): Video: h264 (Main) (avc3 / 0x33637661), yuvj420p(pc,
> bt709), 704x396 [SAR 1:1 DAR 16:9], 819 kb/s, 25 fps, 25 tbr, 25k tbn, 50 tbc
> (default)
>
Hello,
I've recently received some H264 videos marked as AVC3:
Duration: 00:29:00.00, start: 0.00, bitrate: 949 kb/s
Stream #0:0(eng): Audio: aac (LC) (mp4a / 0x6134706D), 48000 Hz,
stereo, fltp, 125 kb/s (default)
Metadata:
handler_name: SoundHandler
Stream #0:1(und):
