Timeline



Feb 15, 2025:

11:58 PM Ticket #4907 (Support decoding animated WebP images) updated by Harper Rhett
Commenting to show my support for the addition of this feature. …
6:01 PM Ticket #10998 (Removing the memory address in output messages' header?) updated by Gyan
There's certainly a case for a loglevel flag to disable or abbreviate …
5:53 PM Ticket #11471 (Integer wrap-around in oggparsevorbis.c vorbis_packet() final packet ...) updated by Jøger Hansegård
Description changed
5:51 PM corrupt_end.ogg attached to Ticket #11471 by Jøger Hansegård
Ogg/Vorbis file used to reproduce ticket #11471
5:50 PM Ticket #11471 (Integer wrap-around in oggparsevorbis.c vorbis_packet() final packet ...) created by Jøger Hansegård
Summary of the bug: With attached file, unsigned integer wrap-around …
5:23 PM 20250215_100345_ffmpeg_c608_fixed.png attached to Ticket #11470 by Pavel Koshevoy
a screenshot of a player demonstrating the corrupted closed captions …
5:23 PM 20250215_100345_ffmpeg_c608_bug.png attached to Ticket #11470 by Pavel Koshevoy
a screenshot of a player demonstrating the corrupted closed captions …
5:20 PM Ticket #11470 (get_eia608_packet misparses well formed files and corrupts Close ...) created by Pavel Koshevoy
Summary of the bug: How to reproduce: […] The problem was …
4:02 PM SponsoringPrograms/GSoC/2025 edited by Lynne
(diff)
3:39 PM SponsoringPrograms/GSoC/2025 edited by Steven Liu
(diff)
2:43 PM Ticket #10998 (Removing the memory address in output messages' header?) reopened by MasterQuestionable
͏    Specifically, it's about the transient memory addresses mostly …
1:56 PM Ticket #11465 (SRT stops after 10min (to Castr.com)) updated by MasterQuestionable
Cc changed
͏    I/O error of pushing to remote source..? ͏    Query the service …
1:23 PM Ticket #11469 (ffmpeg_demux: readrate plays "catch up" if output is blocked, then ...) updated by Gyan
Version, Status changed
Will look into it.
12:43 PM Ticket #11469 (ffmpeg_demux: readrate plays "catch up" if output is blocked, then ...) updated by Wallboy
Description changed
9:23 AM Ticket #11469 (ffmpeg_demux: readrate plays "catch up" if output is blocked, then ...) created by Wallboy
Summary of the bug: Certain muxers such as FIFO can block the …
9:05 AM Ticket #11451 (Ogg/Theora: Duplicate frames dropped when copying Theora streams) updated by Bernat
Tested applying both latest patches from the mailing list to master …
3:25 AM Changeset in ffmpeg [a50d36b] by Nuo Mi <nuomi2021@gmail.com>
avcodec/vvc/refs: Check content_ref in set_pict_type() Fixes: …
12:49 AM Ticket #10732 (avcodec_flush_buffers() not resetting E-AC-3 decoder) updated by Balling
For your information TrueHD and MLP recently added flush that fixed a …
12:40 AM Ticket #11451 (Ogg/Theora: Duplicate frames dropped when copying Theora streams) updated by Balling
Nice …

Feb 14, 2025:

7:59 PM SponsoringPrograms/GSoC/2025 edited by Lynne
Add myself as a backup mentor for VVC x86 (diff)
7:30 PM SponsoringPrograms/GSoC/2025 edited by Michael Niedermayer
Add admins as backup mentors until backup mentors for each idea are choosen (diff)
4:21 PM Changeset in ffmpeg [36985704] by Dmitrii Ovchinnikov <ovchinnikov.dmitrii@gmail.com>
avcodec/amfenc: Fix max rate control log message
3:24 AM Ticket #11458 (Input file .mkv with -c:v copy option generates corrupted output when ...) closed by James
fixed: Fixed in 75ade2dd499fa3715408525ff335eb361245bb1b
3:21 AM Changeset in ffmpeg [75ade2dd] by James Almer <jamrial@gmail.com>
avcodec/hevc_mp4toannexb: prepend extradata before the leading PS for …

Feb 13, 2025:

11:16 PM ffmpeg-20250213-231440.log attached to Ticket #11468 by planetrocky
ffmpeg -i Sample.mkv output.mkv breaks with same erorr on the …
11:11 PM Sample.mkv attached to Ticket #11468 by planetrocky
1 second clip that demonstrates the HEVC error
11:03 PM ffmpeg-20250213-225306.log attached to Ticket #11468 by planetrocky
ffmpeg report
11:02 PM Ticket #11468 ([Regression] HEVC decoding error for those of image based subtitles) created by planetrocky
Summary of the bug: How to reproduce: […] ffmpeg versions built …
7:18 PM Ticket #11451 (Ogg/Theora: Duplicate frames dropped when copying Theora streams) updated by Bernat
I'd like to help more but this code base is too dense and unfamiliar …
2:58 PM Ticket #11462 (Cannot embed .scc file into .mp4 using -c:s copy) updated by Devin Heitmueller
Zach, we've veered pretty far off topic for this ticket, but I agree …
9:41 AM Changeset in ffmpeg [19a2d261] by Martin Storsjö <martin@martin.st>
random_seed: Improve behaviour with small timer increments with high …
9:41 AM Changeset in ffmpeg [b053f117] by Martin Storsjö <martin@martin.st>
random_seed: Reorder if clauses for gathering entropy Make it easier …
9:26 AM SponsoringPrograms/GSoC/2025 edited by pross
+vp6 encoder (diff)
9:08 AM Ticket #11451 (Ogg/Theora: Duplicate frames dropped when copying Theora streams) updated by Bernat
Let me put this in a table to ease reading. V: duplicate frames are …
7:47 AM Ticket #11467 (FIFO Muxer: restart_with_keyframe recovers on audio packets) created by Wallboy
Summary of the bug: When using restart_with_keyframe in the FIFO …
7:00 AM Ticket #11466 (FIFO Muxer: restart_with_keyframe does not work when ...) created by Wallboy
Summary of the bug: When using the FIFO pseudo-muxer with …
5:23 AM ffmpeg-20250213-154923.zip attached to Ticket #11465 by Andrew
Log level: 99 logs
5:22 AM Ticket #11465 (SRT stops after 10min (to Castr.com)) created by Andrew
Summary of the bug: After 10min of SRT streaming it stops. …
1:29 AM Ticket #11462 (Cannot embed .scc file into .mp4 using -c:s copy) updated by softworkz
And at the input side, the cc_dec filter could output text subs like …
1:20 AM Ticket #11462 (Cannot embed .scc file into .mp4 using -c:s copy) updated by softworkz
Your diagrams are accurate with one exception: The splitcc filter …
12:09 AM Changeset in ffmpeg [dc7964a8] by James Almer <jamrial@gmail.com>
avcodec/version: bump micro after the previous change Useful to know …
12:07 AM Ticket #11454 (Ogg/Theora: Bad granulepos when GOP higher than 64) closed by James
fixed: Fixed in 22aa71d4da37a4ad2b0d28deeace64b57aa2ef50.

Feb 12, 2025:

11:40 PM Ticket #11462 (Cannot embed .scc file into .mp4 using -c:s copy) updated by Zach
The catch is sometimes captions are muxed into the file like mxf 436m, …
10:20 PM Ticket #10732 (avcodec_flush_buffers() not resetting E-AC-3 decoder) closed by James
fixed: Replying to Peter Krefting: > Thank you, the updated …
10:12 PM Changeset in ffmpeg [045a8b1] by James Almer <jamrial@gmail.com>
avcodec/ac3dec: add a flush callback for the ac3 and eac3 decoders …
10:12 PM Changeset in ffmpeg [a9e8586e] by James Almer <jamrial@gmail.com>
avcodec/ac3dec: move some fields up in AC3DecodeContext Needed for …
9:53 PM Changeset in ffmpeg [22aa71d4] by James Almer <jamrial@gmail.com>
avcodec/libtheora: fix setting keyframe_mask …
9:49 PM Changeset in ffmpeg [eb3d507b] by James Almer <jamrial@gmail.com>
avdevice/alsa: simplify passing ff_alsa_open a channel layout This …
7:37 PM Ticket #11462 (Cannot embed .scc file into .mp4 using -c:s copy) updated by Zach
Replying to softworkz: > Replying to [comment:29
1:33 PM SponsoringPrograms/GSoC/2025 edited by Michael Niedermayer
remove SDR task (diff)
12:36 PM SponsoringPrograms/GSoC/2025 edited by Nuo Mi
(diff)
4:43 AM SponsoringPrograms/GSoC/2025 edited by quinkblack
(diff)
3:55 AM Ticket #11464 (Subtitles extracted out of order 608 TS [out+subcc]) updated by Marth64
Component, Keywords changed
> You may wonder why I didn't just use ccextractor in the first place. …
3:01 AM Ticket #11464 (Subtitles extracted out of order 608 TS [out+subcc]) updated by Monquis
You may wonder why I didn't just use ccextractor in the first place. …
1:59 AM Ticket #11464 (Subtitles extracted out of order 608 TS [out+subcc]) updated by Monquis
Component, Keywords changed
I did upload at VideoLAN file uploader marked with this ticket number
1:56 AM Ticket #11464 (Subtitles extracted out of order 608 TS [out+subcc]) updated by Marth64
Component, Keywords, Status changed
Great thanks. This tells us that the issue is with the decoder. If …
1:55 AM Ticket #11464 (Subtitles extracted out of order 608 TS [out+subcc]) updated by Monquis
You nailed it. I can upload an example capture. 14 00:00:35,736 --> …
1:48 AM Ticket #11464 (Subtitles extracted out of order 608 TS [out+subcc]) updated by Marth64
Thank you. How did the other command go? (if you are able to try)
1:46 AM Ticket #11464 (Subtitles extracted out of order 608 TS [out+subcc]) updated by Monquis
ffmpeg started on 2025-02-11 at 17:32:20 Report written to …
1:45 AM Ticket #11464 (Subtitles extracted out of order 608 TS [out+subcc]) updated by Monquis
Description changed
1:40 AM Ticket #11464 (Subtitles extracted out of order 608 TS [out+subcc]) updated by Marth64
Could you try this? […] Then use ccextractor […] This is …
1:36 AM Ticket #11464 (Subtitles extracted out of order 608 TS [out+subcc]) created by Monquis
Summary of the bug: Subtitle extraction either mis-orders or …
1:07 AM SponsoringPrograms/GSoC/2025 edited by Michael Niedermayer
SDR Cleanup (diff)

Feb 11, 2025:

1:22 PM Changeset in ffmpeg [d62fd6e] by Martin Storsjö <martin@martin.st>
avformat/mov: Store trak > udta metadata on each stream Some files …
9:33 AM Changeset in ffmpeg [78ff3782] by Martin Storsjö <martin@martin.st>
lavc/videotoolboxenc: Add spatial_aq option Added in macOS 15 …

Feb 10, 2025:

5:51 PM Ticket #11462 (Cannot embed .scc file into .mp4 using -c:s copy) updated by softworkz
Replying to softworkz: > This discussion made me wonder …
5:38 PM Ticket #11462 (Cannot embed .scc file into .mp4 using -c:s copy) updated by softworkz
Replying to Zach: > I am ok with considering another …
5:24 PM Ticket #11462 (Cannot embed .scc file into .mp4 using -c:s copy) updated by Devin Heitmueller
Replying to Zach: > This would at least be easier to …
5:16 PM Ticket #11462 (Cannot embed .scc file into .mp4 using -c:s copy) updated by Zach
Replying to Devin Heitmueller: > I took a look at the …
4:08 PM Ticket #11462 (Cannot embed .scc file into .mp4 using -c:s copy) updated by Devin Heitmueller
Replying to softworkz: > Sure, but that doesn't help Zach …
4:01 PM Ticket #11456 (ffvp9 race) closed by Ronald S. Bultje <rsbultje@gmail.com>
fixed: In [changeset:"586de322ab7da5e689aedb2013fd8d36f4155141/ffmpeg"
4:00 PM Changeset in ffmpeg [586de32] by Ronald S. Bultje <rsbultje@gmail.com>
threadprogress: reorder instructions to fix race. Fixes #11456.
3:57 PM Ticket #11462 (Cannot embed .scc file into .mp4 using -c:s copy) updated by softworkz
Replying to Devin Heitmueller: > Ok, so a few comments. > …
2:29 PM Changeset in ffmpeg [7ee4936e] by Gyan Doshi <ffmpeg@gyani.pro>
avfilter/vpp_amf: add option reset_sar 4b77a0a681 added a new …
2:26 PM Ticket #11462 (Cannot embed .scc file into .mp4 using -c:s copy) updated by Devin Heitmueller
I took a look at the actual command line provided by the OP, as well …
2:05 PM Ticket #11462 (Cannot embed .scc file into .mp4 using -c:s copy) updated by Devin Heitmueller
Ok, so a few comments. The MP4 format can certainly do a dedicated …
1:32 PM Changeset in ffmpeg [d6a364e7] by Timo Rothenpieler <timo@rothenpieler.org>
avfilter/vf_amf_common: fix build AMF was forgotten in …
12:55 PM Changeset in ffmpeg [9fb97215] by Martin Storsjö <martin@martin.st>
avcodec/aarch64/opusdsp_neon: Simplify opus_postfilter_neon This …
12:03 PM Changeset in ffmpeg [e75a0f3c] by Martin Storsjö <martin@martin.st>
checkasm: aacencdsp: Actually test nonzero values in quant_bands …
12:03 PM Changeset in ffmpeg [8b3e0061] by Martin Storsjö <martin@martin.st>
x86: aacencdsp: Fix negating signed values in aac_quantize_bands …
10:55 AM Changeset in ffmpeg [a28dc068] by Gyan Doshi <ffmpeg@gyani.pro>
avfilter/scale*: add option reset_sar For anamorphic videos, enabling …
9:08 AM Ticket #11394 (ffmpeg ignores -seekable 0 when requesting hls key) updated by Jack Lau
you could try with -http_seekable 0 and -seekable 0 to disable the …
7:56 AM Ticket #11462 (Cannot embed .scc file into .mp4 using -c:s copy) updated by Zach
Replying to galad: > Pretty sure, I wrote a muxer for …
7:44 AM Ticket #11462 (Cannot embed .scc file into .mp4 using -c:s copy) updated by galad
Pretty sure, I wrote a muxer for those type of tracks years ago. …
7:41 AM Ticket #11462 (Cannot embed .scc file into .mp4 using -c:s copy) updated by softworkz
Replying to galad: > By the way, Apple has used discrete …
7:40 AM Ticket #11462 (Cannot embed .scc file into .mp4 using -c:s copy) updated by Zach
Replying to galad: > By the way, Apple has used discrete …
7:38 AM Ticket #11462 (Cannot embed .scc file into .mp4 using -c:s copy) updated by galad
By the way, Apple has used discrete 608/708 tracks in MOV and MP4 for …
5:39 AM Ticket #11463 (Bitstreams with long Closed Captions do not get passed through in ...) created by uttam_32472
Using input file with long closed caption (which may require multiple …
4:57 AM Ticket #11461 (Corruption of 608 captions data on extraction) updated by Zach
It should also be possible to have much fewer timecode entries for the …
4:49 AM Ticket #11462 (Cannot embed .scc file into .mp4 using -c:s copy) updated by Zach
Replying to softworkz: > Yes, the use case is totally …
4:46 AM Ticket #11462 (Cannot embed .scc file into .mp4 using -c:s copy) updated by Zach
Replying to softworkz: > > That is what padding is for in …
4:37 AM Ticket #11462 (Cannot embed .scc file into .mp4 using -c:s copy) updated by softworkz
> That is what padding is for in the stream. And when there's no gap? …
4:17 AM Ticket #11462 (Cannot embed .scc file into .mp4 using -c:s copy) updated by Zach
Replying to softworkz: > > By the way, I believe the …
4:09 AM Ticket #11462 (Cannot embed .scc file into .mp4 using -c:s copy) updated by softworkz
> By the way, I believe the frame rate dependency of captions data is …
4:06 AM Ticket #11462 (Cannot embed .scc file into .mp4 using -c:s copy) updated by softworkz
Replying to Zach: > This whole thing is working on the …
4:03 AM Ticket #11462 (Cannot embed .scc file into .mp4 using -c:s copy) updated by softworkz
Replying to softworkz: > > or a more primitive method is …
4:02 AM Ticket #11462 (Cannot embed .scc file into .mp4 using -c:s copy) updated by Zach
This whole thing is working on the assumption that the captions have …
3:56 AM Ticket #11462 (Cannot embed .scc file into .mp4 using -c:s copy) updated by softworkz
Can't libcaption do that anyway? https://github.com/szatmary/libcaption
3:55 AM Ticket #11462 (Cannot embed .scc file into .mp4 using -c:s copy) updated by softworkz
> or a more primitive method is to make a BSF which embeds the data …
3:51 AM Ticket #11462 (Cannot embed .scc file into .mp4 using -c:s copy) updated by Marth64
Replying to softworkz: > > The user is trying to stream …
3:47 AM Ticket #11462 (Cannot embed .scc file into .mp4 using -c:s copy) updated by softworkz
> The user is trying to stream copy the video. The caption data needs …
3:46 AM Ticket #11462 (Cannot embed .scc file into .mp4 using -c:s copy) updated by Zach
Replying to Marth64: > A filter would require encoding. …
3:31 AM Ticket #11462 (Cannot embed .scc file into .mp4 using -c:s copy) updated by Marth64
A filter would require encoding. The user is trying to stream copy the …
3:25 AM Ticket #11462 (Cannot embed .scc file into .mp4 using -c:s copy) updated by softworkz
A bitstream filter doesn't help as it has one input and one output, …
3:01 AM Ticket #11461 (Corruption of 608 captions data on extraction) updated by Zach
Care needs to be taken to make sure that the various components of …
2:47 AM Ticket #11462 (Cannot embed .scc file into .mp4 using -c:s copy) updated by Zach
Replying to Marth64: > It is not possible in this way. > …
2:39 AM Ticket #11462 (Cannot embed .scc file into .mp4 using -c:s copy) updated by Marth64
It is not possible in this way. Closed Caption bytes are embedded into …
2:35 AM Ticket #11462 (Cannot embed .scc file into .mp4 using -c:s copy) created by Zach
Summary of the bug: How to reproduce: […] using flag -c:s copy …
2:28 AM Changeset in ffmpeg [e838e6cb] by Marth64 <marth64@proxyid.net>
avformat/mpeg: demux ivtv captions The packets start 'IVT0' or 'ivt0' …
2:27 AM Changeset in ffmpeg [9fb806fa] by Marth64 <marth64@proxyid.net>
avcodec: add AV_CODEC_ID_IVTV_VBI IVTV, a Linux driver for TV tuners, …
2:27 AM Changeset in ffmpeg [0ae5b1bf] by Marth64 <marth64@proxyid.net>
avcodec/hw_base_encode: log the readable error message on failure …
2:13 AM Ticket #11461 (Corruption of 608 captions data on extraction) updated by Zach
I was able to get a working .scc file from the output of ffmpeg by the …
12:06 AM Changeset in ffmpeg [3fca5877] by Leo Izen <leo.izen@gmail.com>
avcodec/pngdec: avoid hard failure on illegal sBIT chunks If a …

Feb 9, 2025:

10:52 PM Conferences edited by Michael Niedermayer
Add 2025 fosdem (diff)
10:12 PM Ticket #11391 (ffmpeg7 @7.1_2 segmentation fault with x265 @4.1_0+highdepth) updated by gy-mate
Related GitHub issue for the Homebrew formula: …
9:29 PM Ticket #11461 (Corruption of 608 captions data on extraction) updated by Zach
The errors start on caption numbers 10-12 starting at 00:00:28:21 I …
9:07 PM Ticket #11461 (Corruption of 608 captions data on extraction) updated by Marth64
Priority, Component, Keywords, Reproduced by developer, Cc, Status changed
I have reproduced this same issue before, SubtitleEdit will also fail …
9:04 PM Ep.12_ffmpeg.scc attached to Ticket #11461 by Zach
Output from the referenced ffmpeg command, slightly different format …
9:02 PM Ep.12_Premiere_NonDropFrame.scc attached to Ticket #11461 by Zach
Premiere export (sourced from CaptionMaker mcc file) non drop frame …
9:01 PM Ep.12 AIM Dave & Rosa 2.mcc attached to Ticket #11461 by Zach
Origional captions from Caption Maker
9:00 PM Ep.12_Premiere_DropFrame.scc attached to Ticket #11461 by Zach
Premiere export (sourced from CaptionMaker mcc file) drop frame timecode
8:59 PM EP.12_CaptionMaker.scc attached to Ticket #11461 by Zach
Origional 608 Captions from CaptionMaker
8:58 PM Ticket #11461 (Corruption of 608 captions data on extraction) created by Zach
Summary of the bug: How to reproduce: […] FFmpeg outputs an scc …
10:40 AM Ticket #11454 (Ogg/Theora: Bad granulepos when GOP higher than 64) updated by Bernat
I've tried the patch and it seems to work well. The keyframes are …
10:16 AM Ticket #11451 (Ogg/Theora: Duplicate frames dropped when copying Theora streams) updated by Bernat
Wait, there's something I overlooked. I did my encoding tests using …
9:28 AM Ticket #11378 (ffmpeg can't detect nested m3u8 for subtitles) updated by Jack Lau
Could you provide one example m3u8 stream url with subtitle?
9:11 AM Ticket #11380 (Segmentation fault: 11) updated by Jack Lau
I test the FFmpeg 7.1.4 through homebrew and latest FFmpeg, everything …

Feb 8, 2025:

5:47 PM Ticket #8349 (Dolby AC-4 Support) updated by Marth64
Hello, this is a bug and feature request tracker, not a platform for …
4:37 PM Ticket #8349 (Dolby AC-4 Support) updated by Jim Scarborough
This ticket is about ffmpeg support for Dolby AC-4. The primary …
5:39 AM Ticket #11418 (stack-buffer-overflow on libavcodec/aacenc_tns.c) updated by Lynne
patches sent
2:02 AM Ticket #11460 (SEGV FFmpeg-master/libavformat/mov.c:5209:39 in mov_read_trak) closed by James
fixed: Fixed in 43be8d07281caca2e88bfd8ee2333633e1fb1a13.
2:00 AM Changeset in ffmpeg [43be8d07] by James Almer <jamrial@gmail.com>
avformat/mov: check for tts_count before deferencing tts_data Fixes …
1:38 AM poc attached to Ticket #11460 by 0x20z
1:37 AM Ticket #11460 (SEGV FFmpeg-master/libavformat/mov.c:5209:39 in mov_read_trak) created by 0x20z
Summary of the bug: […] How to reproduce: […] ASAN log […] …
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