On Mon, 1 May 2023, at 08:57, Leo Izen wrote:
> On 4/29/23 14:33, Nicolas George wrote:
>> Anton Khirnov (12023-04-29):
>>> libavfilter is a C library with a C API. Any structured output from
>>> filters should be in the form of a C object, typically a struct. I do
>>> not see why are you so in
Leo Izen (12023-05-01):
> > Yes, strings are a terrible API, but our project is not only a set of
> > libraries, it is also a set of command-line tools, and command-line
> > tools work with strings and nothing else.
> This is a good argument for putting the code in fftools/ and not libavutil,
>
Michael Niedermayer (12023-04-30):
> There are many projects which use libavcodec, format, filter
> Human users use these projects
>
> If the standarization is at a C struct level only then the human interface
> for each application can be different.
> Thats fine if the 2 cases use fundamentally
On 4/29/23 14:33, Nicolas George wrote:
Anton Khirnov (12023-04-29):
libavfilter is a C library with a C API. Any structured output from
filters should be in the form of a C object, typically a struct. I do
not see why are you so in love with strings, they make for terrible
APIs.
Yes,
On Sat, Apr 29, 2023 at 8:29 PM Kieran Kunhya wrote:
> On Sat, 29 Apr 2023 at 05:07, Derek Buitenhuis >
> wrote:
>
> > On 4/29/2023 10:41 AM, Anton Khirnov wrote:
> > > ffprobe:
> > > * is not one of the libraries, but rather their caller
> > > * we are not in business of providing random
> There are many projects which use libavcodec, format, filter
> Human users use these projects
>
> If the standarization is at a C struct level only then the human interface
> for each application can be different.
> Thats fine if the 2 cases use fundamentally different interfaces like a
> GUI
On Sat, Apr 29, 2023 at 08:27:32PM +0200, Anton Khirnov wrote:
> Quoting Nicolas George (2023-04-29 19:11:52)
> > Anton Khirnov (2023-04-29):
> > > As far as I can see, there are exactly two places in the codebase that
> > > produce JSON: af_loudnorm and ffprobe.
> >
> > I think I remember
On Sat, 29 Apr 2023 at 05:07, Derek Buitenhuis
wrote:
> On 4/29/2023 10:41 AM, Anton Khirnov wrote:
> > ffprobe:
> > * is not one of the libraries, but rather their caller
> > * we are not in business of providing random non-multimedia-related
> > services to callers, unless they are useful in
Anton Khirnov (12023-04-29):
> libavfilter is a C library with a C API. Any structured output from
> filters should be in the form of a C object, typically a struct. I do
> not see why are you so in love with strings, they make for terrible
> APIs.
Yes, strings are a terrible API, but our project
Quoting Nicolas George (2023-04-29 19:11:52)
> Anton Khirnov (2023-04-29):
> > As far as I can see, there are exactly two places in the codebase that
> > produce JSON: af_loudnorm and ffprobe.
>
> I think I remember finding a few other places, but it does not matter
> much.
>
> Users have been
James Almer (12023-04-29):
> It should be exporting frame metadata
Not really. Exporting information to frame data is a hack, “this looks
pointy, we have a hammer, let's nail it”.
It only works if the data is very flat.
It does not work for data that comes at the end of the stream.
It still
Anton Khirnov (12023-04-29):
> As far as I can see, there are exactly two places in the codebase that
> produce JSON: af_loudnorm and ffprobe.
I think I remember finding a few other places, but it does not matter
much.
Users have been asking¹ for parse-friendly output from filters for years,
and
On 4/29/2023 10:41 AM, Anton Khirnov wrote:
> ffprobe:
> * is not one of the libraries, but rather their caller
> * we are not in business of providing random non-multimedia-related
> services to callers, unless they are useful in our libraries;
> if this code is only useful in ffprobe then it
On 4/29/2023 6:41 AM, Anton Khirnov wrote:
Quoting Nicolas George (2023-04-29 11:11:59)
Nicolas George (12023-04-28):
Signed-off-by: Nicolas George
---
libavutil/Makefile | 1 +
libavutil/json.c | 368 +++
libavutil/json.h | 470
Quoting Nicolas George (2023-04-29 11:11:59)
> Nicolas George (12023-04-28):
> > Signed-off-by: Nicolas George
> > ---
> > libavutil/Makefile | 1 +
> > libavutil/json.c | 368 +++
> > libavutil/json.h | 470 +
> >
Nicolas George (12023-04-28):
> Signed-off-by: Nicolas George
> ---
> libavutil/Makefile | 1 +
> libavutil/json.c | 368 +++
> libavutil/json.h | 470 +
> 3 files changed, 839 insertions(+)
> create mode 100644
Signed-off-by: Nicolas George
---
libavutil/Makefile | 1 +
libavutil/json.c | 368 +++
libavutil/json.h | 470 +
3 files changed, 839 insertions(+)
create mode 100644 libavutil/json.c
create mode 100644
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