Re: [FFmpeg-user] sntsc

2023-12-27 Thread Mark Filipak
On 12/27/23 01:58, Kieran O Leary wrote: On Tue 26 Dec 2023 at 22:53, Mark Filipak Oh, no! Mister Billipedia! Hahahaha... (where people who are as ill informed as you are, get to pontificate) I think you must have misread the tone of Devin’s email, and I would hardly call him ill informed.

[FFmpeg-user] Intel QSV and xstack_qsv: Error while filtering: Internal bug, should not have happened

2023-12-27 Thread Shane Warren
I'm testing out an Intel Flex 140 card and I am attempting to transcode 4 inputs to 1 output using the xstack_qsv filter. My command takes in 4 udp multicast ts files (h264 encoded) and outputs one h264_qsv encoded udp transport stream. My command looks like so: /tmp/ffmpeg_g -nostats

Re: [FFmpeg-user] Question about random() expression

2023-12-27 Thread Devin Heitmueller
On Wed, Dec 27, 2023 at 4:51 PM Michael Koch wrote: > > Hi, > > I'm using this command line to print four consecutive random numbers: > > ffmpeg -loglevel repeat -f lavfi -i color=gray:size=1x1,format=gray -vf >

Re: [FFmpeg-user] Question about random() expression

2023-12-27 Thread Michael Koch
Am 27.12.2023 um 23:59 schrieb Jim DeLaHunt: Michael: On 2023-12-27 13:51, Michael Koch wrote: ...I'm using this command line to print four consecutive random numbers: ... I do not have an answer to your question about the behaviour of the random() function. However, I cannot reproduce your

Re: [FFmpeg-user] Intel QSV and xstack_qsv: Error while filtering: Internal bug, should not have happened

2023-12-27 Thread Dennis Mungai
On Wed, 27 Dec 2023 at 18:40, Shane Warren wrote: > > I'm testing out an Intel Flex 140 card and I am attempting to transcode 4 > inputs to 1 output using the xstack_qsv filter. My command takes in 4 udp > multicast ts files (h264 encoded) and outputs one h264_qsv encoded udp > transport

Re: [FFmpeg-user] Question about random() expression

2023-12-27 Thread Michael Koch
Am 27.12.2023 um 23:04 schrieb Devin Heitmueller: On Wed, Dec 27, 2023 at 4:51 PM Michael Koch wrote: Hi, I'm using this command line to print four consecutive random numbers: ffmpeg -loglevel repeat -f lavfi -i color=gray:size=1x1,format=gray -vf

Re: [FFmpeg-user] Intel QSV and xstack_qsv: Error while filtering: Internal bug, should not have happened

2023-12-27 Thread Shane Warren
I have created a bug and linked a sample video that changes resolutions on the fly: https://trac.ffmpeg.org/ticket/10762 Get back to me if you need anything else I can help with. From: ffmpeg-user on behalf of Dennis Mungai Sent: Wednesday, December 27, 2023

Re: [FFmpeg-user] Question about random() expression

2023-12-27 Thread Jim DeLaHunt
Michael: On 2023-12-27 13:51, Michael Koch wrote: ...I'm using this command line to print four consecutive random numbers: ... I do not have an answer to your question about the behaviour of the random() function. However, I cannot reproduce your results on my machine. I get an error

[FFmpeg-user] Question about random() expression

2023-12-27 Thread Michael Koch
Hi, I'm using this command line to print four consecutive random numbers: ffmpeg -loglevel repeat -f lavfi -i color=gray:size=1x1,format=gray -vf geq=lum='st(0,0.123);print(random(0));print(random(0));print(random(0));print(random(0));0' -frames 1 -y out.png The output is always the same

Re: [FFmpeg-user] Question about random() expression

2023-12-27 Thread Jim DeLaHunt
Michael: On 2023-12-27 15:20, Michael Koch wrote: Am 27.12.2023 um 23:59 schrieb Jim DeLaHunt: Michael: On 2023-12-27 13:51, Michael Koch wrote: ...I'm using this command line to print four consecutive random numbers: ... I do not have an answer to your question about the behaviour of the

Re: [FFmpeg-user] Question about random() expression

2023-12-27 Thread Carl Zwanzig
On 12/27/2023 3:54 PM, Jim DeLaHunt wrote: The documentation says, "x is the index of the internal variable which will be used to save the seed/state." (https://ffmpeg.org/ffmpeg-all.html#Expression-Evaluation). I don't know what it means by "index of the internal variable", and I don't know

Re: [FFmpeg-user] Intel QSV and xstack_qsv: Error while filtering: Internal bug, should not have happened

2023-12-27 Thread Xiang, Haihao
> I have created a bug and linked a sample video that changes resolutions on the > fly: > > https://trac.ffmpeg.org/ticket/10762 > > Get back to me if you need anything else I can help with. > > From: ffmpeg-user on behalf of Dennis Mungai > > Sent: Wednesday,

Re: [FFmpeg-user] sntsc

2023-12-27 Thread Mark Filipak
This is important to me. I sent it yesterday, but from the wrong account, so it didn't get to ffmpeg-user. If you somehow got 2 of them, please accept my apology. On 12/27/23 01:58, Kieran O Leary wrote: On Tue 26 Dec 2023 at 22:53, Mark Filipak Oh, no! Mister Billipedia! Hahahaha... (where

Re: [FFmpeg-user] sntsc

2023-12-27 Thread Mark Filipak
This is important to me. I sent it yesterday, but from the wrong account, so it wasn't accepted by ffmpeg-user. If you somehow got 2 of them, please accept my apology. (Between TBird's quirks and Gmail's quirks, email is driving me nuts.) On 12/27/23 01:58, Kieran O Leary wrote: On Tue 26 Dec

Re: [FFmpeg-user] sntsc

2023-12-27 Thread Kieran O Leary
Hi Mark On Wed 27 Dec 2023 at 08:53, Mark Filipak wrote: > On 12/27/23 01:58, Kieran O Leary wrote: > > On Tue 26 Dec 2023 at 22:53, Mark Filipak > >> Oh, no! Mister Billipedia! Hahahaha... (where people who are as ill > >> informed as you are, get to > >> pontificate) > > > > > > I think you

Re: [FFmpeg-user] Intel QSV and xstack_qsv: Error while filtering: Internal bug, should not have happened

2023-12-27 Thread Dennis Mungai
On Thu, 28 Dec 2023, 05:15 Xiang, Haihao, < haihao.xiang-at-intel@ffmpeg.org> wrote: > > > I have created a bug and linked a sample video that changes resolutions > on the > > fly: > > > > https://trac.ffmpeg.org/ticket/10762 > > > > Get back to me if you need anything else I can help with. >

[FFmpeg-user] True range of native AAC encoder.

2023-12-27 Thread Aditya Dandavate
I was encoding with VBR native FFMPEG's AAC encoder i.e using `-q:a.` https://trac.ffmpeg.org/wiki/Encode/AAC The above page says that effective range for -q:a is `0.1 to 2.0.` But, I tried to encode with `-q:a 5.0` and FFMPEG didn't gave any error for encoding the audio. I was suprised! And I