-Original Message-
From: ffmpeg-user On Behalf Of Paul B Mahol
Sent: Wednesday, June 18, 2025 4:25 PM
To: FFmpeg user questions
Subject: Re: [FFmpeg-user] Yes or No? About the processing pipeline.
On Tue, Jun 17, 2025 at 11:19 PM Mark Filipak <
markfilipak.imdb-at-gmail@ffmpeg.org> w
The problem with this error notice: "Automatic encoder selection failed Default encoder for format
mp4 (codec none) is probably disabled. Please choose an encoder manually.", aside from a missing
period, is that it doesn't indicate the encoder that FFmpeg was looking for. In this script:
ffmpeg
On 18/06/2025 02.55, Paul B Mahol wrote:
On Tue, Jun 17, 2025 at 11:19 PM Mark Filipak <
Maybe you can tell me why this experiment fails.
ffmpeg^
-i "c:\8-bit ybr420 smpte170m.mkv"^
-map 0 -c:v libx264 -c:a copy^
"c:\8-bit ybr420 smpte170m.mp4"
Input #0, matroska,webm, from 'c:\8-
On 18/06/2025 16.41, Carl Zwanzig wrote:
On 6/18/2025 4:42 AM, Mark Filipak wrote:
It fails with a nonsense error message.
If you're referring to-
[sost#0:2 @ 04c5ec80] Automatic encoder selection failed Default encoder for format mp4
(codec none) is probably disabled. Please choose a
On 6/18/2025 4:42 AM, Mark Filipak wrote:
It fails with a nonsense error message.
If you're referring to-
[sost#0:2 @ 04c5ec80] Automatic encoder selection failed Default
encoder for format mp4 (codec none) is probably disabled. Please choose
an encoder manually.
[sost#0:2 @
On 6/18/2025 2:41 PM, Mark Filipak wrote:
Z, how am I or anyone to know what "sost#0:2" means? I don't even know
what "sost" means.
(does that specifically matter? I don't think so.)
After that RTFM? (I think you've used -map before so probably
understand the concept of stream specifiers.)
