Re: [FFmpeg-devel] Odp: Re: [PATCH v15] avformat/dashdec: add dash demuxer base version

If you know of such a vulnerability, report it to ffmpeg-secur...@ffmpeg.org. New code with known vulnerabilities will not be accepted. Sent from my iPhone > On Aug 27, 2017, at 14:04, samsamsam wrote: > > get_repl_pattern_and_format, you should have a fixed value of

Re: [FFmpeg-devel] [PATCH 0/2] Tile threading support for vp9

On Mon, Aug 28, 2017 at 02:22:15AM +0700, Ilia Valiakhmetov wrote: > These patches introduce tile threading support for vp9. > > Tile threading is ~45% faster at 2 threads vs 1. > Frame threading is ~55% faster at 2 threads vs 1. > ffvp9 tile threading is ~25% faster than libvpx-vp9 at 2 threads

Re: [FFmpeg-devel] [mov] Fix trampling of ctts during seeks when sidx support is enabled.

On Thu, Aug 24, 2017 at 10:57:43AM +0200, Michael Niedermayer wrote: > > From b4b49b6b584b33e1da95a5d72b05fd9134ab28f9 Mon Sep 17 00:00:00 2001 > > From: Dale Curtis > > Date: Mon, 17 Jul 2017 17:38:09 -0700 > > Subject: [PATCH] Fix trampling of ctts during seeks when

[FFmpeg-devel] [PATCH 2/2] avcodec/snowdec: Fix integer overflow in decode_subband_slice_buffered()

Fixes: runtime error: signed integer overflow: 267 * 8388608 cannot be represented in type 'int' Fixes: 2743/clusterfuzz-testcase-minimized-5820652076400640 Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg Signed-off-by: Michael Niedermayer

[FFmpeg-devel] [PATCH 1/2] avcodec/hevc_ps: Fix undefined shift in pcm code

Fixes: runtime error: shift exponent -1 is negative Fixes: 3091/clusterfuzz-testcase-minimized-6229767969832960 Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg Signed-off-by: Michael Niedermayer ---

Re: [FFmpeg-devel] [PATCHv6 4/4] libavcodec: v4l2: add support for v4l2 mem2mem codecs

On 08/27/2017 09:09 PM, Jorge Ramirez wrote: On 08/25/2017 05:35 PM, wm4 wrote: +static int buffer_ops_v4l2buf_to_avframe(AVFrame *frame, V4L2Buffer *avbuf) +{ +int i, ret; + +av_frame_unref(frame); + +/* 1. get references to the actual data */ +for (i = 0; i <

[FFmpeg-devel] [PATCH 0/2] Tile threading support for vp9

These patches introduce tile threading support for vp9. Tile threading is ~45% faster at 2 threads vs 1. Frame threading is ~55% faster at 2 threads vs 1. ffvp9 tile threading is ~25% faster than libvpx-vp9 at 2 threads execute3() function is similar to execute2(), execept it has a extra

[FFmpeg-devel] [PATCH 1/2] avcodec: add execute3() api to utilize the main function of avpriv_slicethread_create().

Signed-off-by: Ilia Valiakhmetov --- libavcodec/avcodec.h | 7 ++- libavcodec/options.c | 1 + libavcodec/pthread_slice.c | 27 +-- libavcodec/utils.c | 13 + 4 files changed, 45 insertions(+), 3 deletions(-) diff

Re: [FFmpeg-devel] [PATCH 03/11] libavutil/opencl: fix potentiall nul dereference

Am 14.08.2017 um 03:47 schrieb Wei Gao: 2017-06-11 22:05 GMT+08:00 Timo Rothenpieler : Fixes CID 1396840 --- libavutil/opencl.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/libavutil/opencl.c b/libavutil/opencl.c index af35770e06..202756516b

Re: [FFmpeg-devel] [PATCHv6 4/4] libavcodec: v4l2: add support for v4l2 mem2mem codecs

On 08/25/2017 05:35 PM, wm4 wrote: +static int buffer_ops_v4l2buf_to_avframe(AVFrame *frame, V4L2Buffer *avbuf) +{ +int i, ret; + +av_frame_unref(frame); + +/* 1. get references to the actual data */ +for (i = 0; i < avbuf->num_planes; i++) { +ret =

Re: [FFmpeg-devel] [PATCHv6 4/4] libavcodec: v4l2: add support for v4l2 mem2mem codecs

On 08/25/2017 05:35 PM, wm4 wrote: +static inline int buffer_ops_v4l2buf_to_bufref(V4L2Buffer *in, int plane, AVBufferRef **buf) +{ +if (plane >= in->num_planes) +return AVERROR(EINVAL); + +/* even though most encoders return 0 in data_offset encoding vp8 does require this

Re: [FFmpeg-devel] [PATCH 1/2] avcodec/sbrdsp_fixed: Fix undefined overflows in autocorrelate()

On Sat, Aug 26, 2017 at 02:26:08PM +0200, Michael Niedermayer wrote: > Fixes: runtime error: signed integer overflow: 8903997421129740175 + > 354481484684609529 cannot be represented in type 'long' > Fixes: 2045/clusterfuzz-testcase-minimized-6751255865065472 > > Found-by: continuous fuzzing

Re: [FFmpeg-devel] [PATCH] libavdevice/decklink: enable 16 output channel

Le 27/08/2017 à 6:14 PM, Marton Balint a écrit : On Wed, 23 Aug 2017, pkv.stream wrote: Hello the following patch extends number of output channel for decklink devices to 16. Previously it was limited to 2 or 8 audio channels. Thanks for any comments. Thanks, applied. Regards, Marton

Re: [FFmpeg-devel] [PATCH] avformat/hls: Fix DoS due to infinite loop

On Sat, Aug 26, 2017 at 01:26:58AM +0200, Michael Niedermayer wrote: > Fixes: loop.m3u > > The default max iteration count of 1000 is arbitrary and ideas for a better > solution are welcome > > Found-by: Xiaohei and Wangchu from Alibaba Security Team > Signed-off-by: Michael Niedermayer

Re: [FFmpeg-devel] [PATCH] avformat/asfdec: Fix DoS due to lack of eof check

On Fri, Aug 25, 2017 at 12:37:25PM +0200, Michael Niedermayer wrote: > From: "wangchu@alibaba-inc.com" > > Fixes: loop.asf > > Found-by: Xiaohei and Wangchu from Alibaba Security Team > Signed-off-by: Michael Niedermayer > --- >

Re: [FFmpeg-devel] [PATCH 3/6] avformat/rl2: Fix DoS due to lack of eof check

On Fri, Aug 25, 2017 at 01:15:29AM +0200, Michael Niedermayer wrote: > From: 孙浩 and 张洪亮(望初) > > Fixes: loop.rl2 > > Found-by: Xiaohei and Wangchu from Alibaba Security Team > Signed-off-by: Michael Niedermayer > --- > libavformat/rl2.c | 15 --- > 1 file

Re: [FFmpeg-devel] [PATCH 4/6] avformat/mvdec: Fix DoS due to lack of eof check

On Fri, Aug 25, 2017 at 01:15:30AM +0200, Michael Niedermayer wrote: > Fixes: loop.mv > > Found-by: Xiaohei and Wangchu from Alibaba Security Team > Signed-off-by: Michael Niedermayer > --- > libavformat/mvdec.c | 2 ++ > 1 file changed, 2 insertions(+) applied [...]

Re: [FFmpeg-devel] [PATCH 2/6] avformat/rmdec: Fix DoS due to lack of eof check

On Fri, Aug 25, 2017 at 01:15:28AM +0200, Michael Niedermayer wrote: > From: 孙浩 and 张洪亮(望初) > > Fixes: loop.ivr > > Found-by: Xiaohei and Wangchu from Alibaba Security Team > Signed-off-by: Michael Niedermayer > --- > libavformat/rmdec.c | 5 - > 1 file changed, 4

Re: [FFmpeg-devel] [PATCH 1/6] avformat/cinedec: Fix DoS due to lack of eof check

On Fri, Aug 25, 2017 at 01:15:27AM +0200, Michael Niedermayer wrote: > From: 孙浩 and 张洪亮(望初) > > Fixes: loop.cine > > Found-by: Xiaohei and Wangchu from Alibaba Security Team > Signed-off-by: Michael Niedermayer > --- > libavformat/cinedec.c | 6 +- > 1 file

Re: [FFmpeg-devel] [PATCH] libavcodec: fix field_order labelling

On Sat, 12 Aug 2017, Dave Rice wrote: [..] Also utils.c associates these field order values with the following labels: AV_FIELD_TB -> "top coded first (swapped)"; AV_FIELD_BT -> "bottom coded first (swapped)"; From my reading, I infer that "top coded first (swapped)” means "top coded

Re: [FFmpeg-devel] [PATCH] Implement NewTek NDI support

27.08.2017 19:13, Marton Balint пише: On Fri, 25 Aug 2017, Maksym Veremeyenko wrote: 25.08.2017 0:17, Marton Balint пише: [...] Ok. If it works in v3, then I guess it is OK to apply as is. Let me know when you want me to do that. please apply Applied with a small fix to the docs

[FFmpeg-devel] [PATCH] avio: add a destructor for AVIOContext

From: Anton Khirnov Before this commit, AVIOContext is to be freed with a plain av_free(), which prevents us from adding any deeper structure to it. (cherry picked from commit 99684f3ae752fc8bfb44a2dd1482f8d7a3d8536d) Signed-off-by: James Almer ---

Re: [FFmpeg-devel] [PATCHv6 4/4] libavcodec: v4l2: add support for v4l2 mem2mem codecs

On 08/25/2017 05:35 PM, wm4 wrote: That looks generally OK. Is there any chance a hwaccel approach would be possible instead? If I've learned anything about hardware decoding, then that hwaccel is vastly superior to vendor-implemented full stream decoders. could you help me understand what

Re: [FFmpeg-devel] [PATCHv6 4/4] libavcodec: v4l2: add support for v4l2 mem2mem codecs

On 08/25/2017 05:35 PM, wm4 wrote: +#define WIDTH(__ctx, __fmt) \ +(V4L2_TYPE_IS_MULTIPLANAR((__ctx)->type) ? __fmt.fmt.pix_mp.width : __fmt.fmt.pix.width) + +#define HEIGHT(__ctx, __fmt) \ +(V4L2_TYPE_IS_MULTIPLANAR((__ctx)->type) ? __fmt.fmt.pix_mp.height : __fmt.fmt.pix.height)

Re: [FFmpeg-devel] [PATCH] libavdevice/decklink: enable 16 output channel

On Wed, 23 Aug 2017, pkv.stream wrote: Hello the following patch extends number of output channel for decklink devices to 16. Previously it was limited to 2 or 8 audio channels. Thanks for any comments. Thanks, applied. Regards, Marton ___

Re: [FFmpeg-devel] [PATCH] Implement NewTek NDI support

On Fri, 25 Aug 2017, Maksym Veremeyenko wrote: 25.08.2017 0:17, Marton Balint пише: [...] Ok. If it works in v3, then I guess it is OK to apply as is. Let me know when you want me to do that. please apply Applied with a small fix to the docs describing encoder supported pixel formats.

Re: [FFmpeg-devel] [PATCHv6 1/4] Move lavd/v4l2-common.* to lavc

On 08/25/2017 09:03 PM, Paul B Mahol wrote: Does lavd stuff now depends on lavc? um yes, v4l2 in/out devices (lavd) do use a common file now present in lavc (ie: v4l2_fmt.c). see libavcodec/Makefile: OBJS-$(CONFIG_V4L2)+= v4l2_fmt.o OBJS-$(CONFIG_V4L2_M2M)

Re: [FFmpeg-devel] Vignette filter limitations...

Hi there, Clement. Thanks for the reply. Unfortunately, coding is not my strong suite, I would not even know where to begin looking. The "backward" switch was a big clue that this vignetting filter is more for the effect than actually removing the vignetting effect from footage. The lens

Re: [FFmpeg-devel] Vignette filter limitations...

On Sun, Aug 27, 2017 at 08:33:30AM +0100, Evert Vorster wrote: > Unfortunately I have a real problem with vignetting. > The vignette filter in ffmpeg seems to have some room for improvement. Yeah, definitely: the vignette filter was written with the fancy vignetting effect in mind (think of it as

Re: [FFmpeg-devel] [PATCH v15] avformat/dashdec: add dash demuxer base version

You're still calling snprintf with a string derived from the XML, which is still not safe. Rather than having a format copied from the source in get_repl_pattern_and_format, you should have a fixed value of something like `"%0*"PRId64`, and specify an additional "precision" argument you parse

[FFmpeg-devel] [PATCH v15] avformat/dashdec: add dash demuxer base version

ffmpeg need a dash demuxer for demux the dash formats base on https://github.com/samsamsam-iptvplayer/exteplayer3/blob/master/tmp/ffmpeg/patches/3.2.2/01_add_dash_demux.patch TODO: 1. support multi bitrate dash v2 fixed: 1. from autodetect to disabled 2. from camelCase code style to ffmpeg

Re: [FFmpeg-devel] Vignette filter limitations...

Hi there, Paul. The nona program can be called from the command line, with an .pto file to tell it what corrections to do, as well as input images. It then does the vignetting corrections first, and then re-maps the images on to a canvas. The idea of the re-mapped images is that you can then

Re: [FFmpeg-devel] Vignette filter limitations...

On 8/27/17, Evert Vorster wrote: > Hi there. > > The program's name is nona, and it is distributed in source code form with > Hugin. > http://hugin.sourceforge.net/docs/manual/Nona.html > > The source code and descritpions is available here: >

Re: [FFmpeg-devel] FFmpeg 3.4

On Sat, 26 Aug 2017, Michael Niedermayer wrote: On Sat, Aug 26, 2017 at 11:03:27AM -0300, James Almer wrote: On 8/26/2017 6:28 AM, Michael Niedermayer wrote: Hi all Its a while since FFmpeg 3.3, so its time again to make a new release I intend to make 3.4 in the next weeks Name suggestions

Re: [FFmpeg-devel] Vignette filter limitations...

Hi there. The program's name is nona, and it is distributed in source code form with Hugin. http://hugin.sourceforge.net/docs/manual/Nona.html The source code and descritpions is available here: http://hugin.sourceforge.net/docs/html/index.html I hope it helps? On 27 August 2017 at 13:35, Paul

Re: [FFmpeg-devel] Vignette filter limitations...

On 8/27/17, Evert Vorster wrote: > Hi there. Hi, > > I have asked this question on the ffmpeg-users list, but it's been oddly > quiet on this front. > > I am trying to create a ffmpeg command line that re-maps and stitches > together footage from the Samsung Gear 360 camera.

[FFmpeg-devel] Vignette filter limitations...

Hi there. I have asked this question on the ffmpeg-users list, but it's been oddly quiet on this front. I am trying to create a ffmpeg command line that re-maps and stitches together footage from the Samsung Gear 360 camera. The basic methodoly can be applied to any 360 view camera. The reason I

Re: [FFmpeg-devel] [PATCH] avfilter/af_amix: switch to activate

On 8/27/17, Michael Niedermayer wrote: > On Sat, Aug 26, 2017 at 10:22:38PM -0300, James Almer wrote: >> On 8/26/2017 9:59 PM, Michael Niedermayer wrote: >> > On Sat, Aug 26, 2017 at 05:53:18PM +0200, Paul B Mahol wrote: >> >> Really fixes hangs and infinite loops. >> >>

Re: [FFmpeg-devel] [PATCH]lavf/gdv: Improve palette saturation

On 8/26/17, Carl Eugen Hoyos wrote: > Hi! > > Attached patch slightly improves the saturation of the gdv palette. > > Please comment, Carl Eugen > Does this match how it is displayed by original game? ___ ffmpeg-devel mailing list