On Friday, February 16, 2018 7:07:52 AM CET, Dan Dennedy wrote:
On Thu, Feb 15, 2018 at 8:03 PM Kingsley G. Morse Jr. <kings...@loaner.com> wrote:
O' measured maintainers of memorific melt!

Behold, new data!

New data #1)

    The "ps" command said kdenlive was using 3.1 GB of
    virtual memory when gdb stops at

        mlt_pool.c:142

New data #2)

    The "valgrind" command reported

==2607== 603,979,776 bytes in 18 blocks are possibly lost in loss record 47,622 of 47,622
        ==2607==    at 0x48317F4: memalign (vg_replace_malloc.c:858)
        ==2607==    by 0x4B8FD11: pool_fetch (mlt_pool.c:137)
        ==2607==    by 0x4B8FD11: mlt_pool_alloc (mlt_pool.c:292)
==2607== by 0x18FB2A44: producer_get_image (producer_pixbuf.c:718)
        ==2607==    by 0x4B76707: mlt_frame_get_image (mlt_frame.c:620)
==2607== by 0x2A990DE4: filter_get_image (filter_deinterlace.c:307)
        ==2607==    by 0x4B76707: mlt_frame_get_image (mlt_frame.c:620)
        ==2607==    by 0x18281934: get_image (filter_fieldorder.c:33)
        ==2607==    by 0x4B76707: mlt_frame_get_image (mlt_frame.c:620)
        ==2607==    by 0x182801A5: filter_get_image (filter_crop.c:76)
        ==2607==    by 0x4B76707: mlt_frame_get_image (mlt_frame.c:620)
        ==2607==    by 0x18285ED7: filter_get_image (filter_rescale.c:221)
        ==2607==    by 0x4B76707: mlt_frame_get_image (mlt_frame.c:620)

All from just 2 images.

I suspect a memory leak.

It could be a problem with the pixbuf producer.
My question?

What would you think of trying to replicate the
bug?

I tried to make it easy for you.


Thank you for providing a fairly good bug report. Unfortunately, I am not setup at this time to build and debug in Kdenlive. I have not built Kdenlive for a few years since the days of KDE4. So, not exactly convenient for me to use Kdenlive. Also, I am in the middle of something big I have been putting off for a couple of years to instead tend to a bunch of little things. I made a mental commitment to devote more attention to that. It would be nice if a Kdenlive developer took a look at this.

Thanks Dan for your continuous support. I hope you are doing well and everything goes for the best.

I will take some time today to look at this issue, try to replicate and check if this is a pixbuf producer issue.

Regards

Jean-Baptiste Mardelle

A few days ago, I provided a tar file and video.

The tar file has a nice, cut down, kdenlive
project.

With only has two images.

The video shows

    how to unpack the tar archive, and

    a few mouse clicks in kdenlive that elicit the
    bug.

They're attached again.

So,
Kingsley

--
Time is the fire in which we all burn.

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