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[FFmpeg-devel] Fix rdiv always being set to 0 in vf_convolution.c

Message ID 20240218192054.665995-1-chen.stonechen@gmail.com
State New
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Series [FFmpeg-devel] Fix rdiv always being set to 0 in vf_convolution.c | expand

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Commit Message

Stone Chen Feb. 18, 2024, 7:20 p.m. UTC
In commit 6c45d34, a line was added that always sets rdiv to 0, overriding any user input. This removes that line allowing user set values for 0rdiv, 1rdiv, 2rdiv, 3rdiv to apply as expected. This fixes ticket #10294.

Signed-off-by: Stone Chen <chen.stonechen@gmail.com>
---
 libavfilter/vf_convolution.c | 1 -
 1 file changed, 1 deletion(-)

Comments

Stone Chen Feb. 18, 2024, 7:44 p.m. UTC | #1
Sorry I think I didn't correctly attach the patch the first time.

On Sun, Feb 18, 2024 at 2:21 PM Stone Chen <chen.stonechen@gmail.com> wrote:

> In commit 6c45d34, a line was added that always sets rdiv to 0, overriding
> any user input. This removes that line allowing user set values for 0rdiv,
> 1rdiv, 2rdiv, 3rdiv to apply as expected. This fixes ticket #10294.
>
> Signed-off-by: Stone Chen <chen.stonechen@gmail.com>
> ---
>  libavfilter/vf_convolution.c | 1 -
>  1 file changed, 1 deletion(-)
>
> diff --git a/libavfilter/vf_convolution.c b/libavfilter/vf_convolution.c
> index bf67f392f6..a00bb2b3c4 100644
> --- a/libavfilter/vf_convolution.c
> +++ b/libavfilter/vf_convolution.c
> @@ -674,7 +674,6 @@ static int param_init(AVFilterContext *ctx)
>              p = orig = av_strdup(s->matrix_str[i]);
>              if (p) {
>                  s->matrix_length[i] = 0;
> -                s->rdiv[i] = 0.f;
>                  sum = 0.f;
>
>                  while (s->matrix_length[i] < 49) {
> --
> 2.43.2
>
>
Marton Balint Feb. 19, 2024, 12:08 a.m. UTC | #2
On Sun, 18 Feb 2024, Stone Chen wrote:

> In commit 6c45d34, a line was added that always sets rdiv to 0, overriding any user input. This removes that line allowing user set values for 0rdiv, 1rdiv, 2rdiv, 3rdiv to apply as expected. This fixes ticket #10294.

This is likely not the correct fix, because resetting it to 0 was added to 
support dynamic reconfigurations.

The way I see it, the user option rdiv-s and internally used rdivs 
should be separated, init_params should always recalculate the internal 
rdivs based on the user option rdivs...

Regards,
Marton

>
> Signed-off-by: Stone Chen <chen.stonechen@gmail.com>
> ---
> libavfilter/vf_convolution.c | 1 -
> 1 file changed, 1 deletion(-)
>
> diff --git a/libavfilter/vf_convolution.c b/libavfilter/vf_convolution.c
> index bf67f392f6..a00bb2b3c4 100644
> --- a/libavfilter/vf_convolution.c
> +++ b/libavfilter/vf_convolution.c
> @@ -674,7 +674,6 @@ static int param_init(AVFilterContext *ctx)
>             p = orig = av_strdup(s->matrix_str[i]);
>             if (p) {
>                 s->matrix_length[i] = 0;
> -                s->rdiv[i] = 0.f;
>                 sum = 0.f;
>
>                 while (s->matrix_length[i] < 49) {
> -- 
> 2.43.2
>
> _______________________________________________
> ffmpeg-devel mailing list
> ffmpeg-devel@ffmpeg.org
> https://ffmpeg.org/mailman/listinfo/ffmpeg-devel
>
> To unsubscribe, visit link above, or email
> ffmpeg-devel-request@ffmpeg.org with subject "unsubscribe".
>
Stone Chen Feb. 19, 2024, 1:07 a.m. UTC | #3
Hi Marton,

Thanks for the feedback!

I'm not sure what dynamic reconfiguration is, from some searching I think
it might be related to commands?

On Sun, Feb 18, 2024 at 7:08 PM Marton Balint <cus@passwd.hu> wrote:

>
>
> On Sun, 18 Feb 2024, Stone Chen wrote:
>
> > In commit 6c45d34, a line was added that always sets rdiv to 0,
> overriding any user input. This removes that line allowing user set values
> for 0rdiv, 1rdiv, 2rdiv, 3rdiv to apply as expected. This fixes ticket
> #10294.
>
> This is likely not the correct fix, because resetting it to 0 was added to
> support dynamic reconfigurations.
>
> The way I see it, the user option rdiv-s and internally used rdivs
> should be separated, init_params should always recalculate the internal
> rdivs based on the user option rdivs...
>
> Regards,
> Marton
>
> >
> > Signed-off-by: Stone Chen <chen.stonechen@gmail.com>
> > ---
> > libavfilter/vf_convolution.c | 1 -
> > 1 file changed, 1 deletion(-)
> >
> > diff --git a/libavfilter/vf_convolution.c b/libavfilter/vf_convolution.c
> > index bf67f392f6..a00bb2b3c4 100644
> > --- a/libavfilter/vf_convolution.c
> > +++ b/libavfilter/vf_convolution.c
> > @@ -674,7 +674,6 @@ static int param_init(AVFilterContext *ctx)
> >             p = orig = av_strdup(s->matrix_str[i]);
> >             if (p) {
> >                 s->matrix_length[i] = 0;
> > -                s->rdiv[i] = 0.f;
> >                 sum = 0.f;
> >
> >                 while (s->matrix_length[i] < 49) {
> > --
> > 2.43.2
> >
> > _______________________________________________
> > ffmpeg-devel mailing list
> > ffmpeg-devel@ffmpeg.org
> > https://ffmpeg.org/mailman/listinfo/ffmpeg-devel
> >
> > To unsubscribe, visit link above, or email
> > ffmpeg-devel-request@ffmpeg.org with subject "unsubscribe".
> >
> _______________________________________________
> ffmpeg-devel mailing list
> ffmpeg-devel@ffmpeg.org
> https://ffmpeg.org/mailman/listinfo/ffmpeg-devel
>
> To unsubscribe, visit link above, or email
> ffmpeg-devel-request@ffmpeg.org with subject "unsubscribe".
>
Stone Chen Feb. 19, 2024, 1:38 a.m. UTC | #4
Hi Marton,

Thanks for the feedback!

I'm not sure what dynamic reconfiguration is, from some searching I think
it might be related to commands?

On Sun, Feb 18, 2024 at 7:08 PM Marton Balint <cus@passwd.hu> wrote:

>
>
> On Sun, 18 Feb 2024, Stone Chen wrote:
>
> > In commit 6c45d34, a line was added that always sets rdiv to 0,
> overriding any user input. This removes that line allowing user set values
> for 0rdiv, 1rdiv, 2rdiv, 3rdiv to apply as expected. This fixes ticket
> #10294.
>
> This is likely not the correct fix, because resetting it to 0 was added to
> support dynamic reconfigurations.
>
> The way I see it, the user option rdiv-s and internally used rdivs
> should be separated, init_params should always recalculate the internal
> rdivs based on the user option rdivs...
>
> Regards,
> Marton
>
> >
> > Signed-off-by: Stone Chen <chen.stonechen@gmail.com>
> > ---
> > libavfilter/vf_convolution.c | 1 -
> > 1 file changed, 1 deletion(-)
> >
> > diff --git a/libavfilter/vf_convolution.c b/libavfilter/vf_convolution.c
> > index bf67f392f6..a00bb2b3c4 100644
> > --- a/libavfilter/vf_convolution.c
> > +++ b/libavfilter/vf_convolution.c
> > @@ -674,7 +674,6 @@ static int param_init(AVFilterContext *ctx)
> >             p = orig = av_strdup(s->matrix_str[i]);
> >             if (p) {
> >                 s->matrix_length[i] = 0;
> > -                s->rdiv[i] = 0.f;
> >                 sum = 0.f;
> >
> >                 while (s->matrix_length[i] < 49) {
> > --
> > 2.43.2
> >
> > _______________________________________________
> > ffmpeg-devel mailing list
> > ffmpeg-devel@ffmpeg.org
> > https://ffmpeg.org/mailman/listinfo/ffmpeg-devel
> >
> > To unsubscribe, visit link above, or email
> > ffmpeg-devel-request@ffmpeg.org with subject "unsubscribe".
> >
> _______________________________________________
> ffmpeg-devel mailing list
> ffmpeg-devel@ffmpeg.org
> https://ffmpeg.org/mailman/listinfo/ffmpeg-devel
>
> To unsubscribe, visit link above, or email
> ffmpeg-devel-request@ffmpeg.org with subject "unsubscribe".
>
Marton Balint Feb. 19, 2024, 8:39 p.m. UTC | #5
On Sun, 18 Feb 2024, Stone Chen wrote:

> Hi Marton,
>
> Thanks for the feedback!
>
> I'm not sure what dynamic reconfiguration is, from some searching I think
> it might be related to commands?

Yeah, exactly. If you check the code, the process_command callback allows 
this, which eventually calls param_init() which does filter 
(re)configuration and recalculation of rdivs.

Regards,
Marton

PS: Please do not top post on this mailing list.

>
> On Sun, Feb 18, 2024 at 7:08 PM Marton Balint <cus@passwd.hu> wrote:
>
>>
>>
>> On Sun, 18 Feb 2024, Stone Chen wrote:
>>
>> > In commit 6c45d34, a line was added that always sets rdiv to 0,
>> overriding any user input. This removes that line allowing user set values
>> for 0rdiv, 1rdiv, 2rdiv, 3rdiv to apply as expected. This fixes ticket
>> #10294.
>>
>> This is likely not the correct fix, because resetting it to 0 was added to
>> support dynamic reconfigurations.
>>
>> The way I see it, the user option rdiv-s and internally used rdivs
>> should be separated, init_params should always recalculate the internal
>> rdivs based on the user option rdivs...
>>
>> Regards,
>> Marton
>>
>> >
>> > Signed-off-by: Stone Chen <chen.stonechen@gmail.com>
>> > ---
>> > libavfilter/vf_convolution.c | 1 -
>> > 1 file changed, 1 deletion(-)
>> >
>> > diff --git a/libavfilter/vf_convolution.c b/libavfilter/vf_convolution.c
>> > index bf67f392f6..a00bb2b3c4 100644
>> > --- a/libavfilter/vf_convolution.c
>> > +++ b/libavfilter/vf_convolution.c
>> > @@ -674,7 +674,6 @@ static int param_init(AVFilterContext *ctx)
>> >             p = orig = av_strdup(s->matrix_str[i]);
>> >             if (p) {
>> >                 s->matrix_length[i] = 0;
>> > -                s->rdiv[i] = 0.f;
>> >                 sum = 0.f;
>> >
>> >                 while (s->matrix_length[i] < 49) {
>> > --
>> > 2.43.2
>> >
>> > _______________________________________________
>> > ffmpeg-devel mailing list
>> > ffmpeg-devel@ffmpeg.org
>> > https://ffmpeg.org/mailman/listinfo/ffmpeg-devel
>> >
>> > To unsubscribe, visit link above, or email
>> > ffmpeg-devel-request@ffmpeg.org with subject "unsubscribe".
>> >
>> _______________________________________________
>> ffmpeg-devel mailing list
>> ffmpeg-devel@ffmpeg.org
>> https://ffmpeg.org/mailman/listinfo/ffmpeg-devel
>>
>> To unsubscribe, visit link above, or email
>> ffmpeg-devel-request@ffmpeg.org with subject "unsubscribe".
>>
> _______________________________________________
> ffmpeg-devel mailing list
> ffmpeg-devel@ffmpeg.org
> https://ffmpeg.org/mailman/listinfo/ffmpeg-devel
>
> To unsubscribe, visit link above, or email
> ffmpeg-devel-request@ffmpeg.org with subject "unsubscribe".
diff mbox series

Patch

diff --git a/libavfilter/vf_convolution.c b/libavfilter/vf_convolution.c
index bf67f392f6..a00bb2b3c4 100644
--- a/libavfilter/vf_convolution.c
+++ b/libavfilter/vf_convolution.c
@@ -674,7 +674,6 @@  static int param_init(AVFilterContext *ctx)
             p = orig = av_strdup(s->matrix_str[i]);
             if (p) {
                 s->matrix_length[i] = 0;
-                s->rdiv[i] = 0.f;
                 sum = 0.f;
 
                 while (s->matrix_length[i] < 49) {