Re: [FFmpeg-devel] [PATCH] libavcodec/cuviddec.c: increase CUVID_DEFAULT_NUM_SURFACES

On 2/22/25 08:16, Timo Rothenpieler wrote: On 22.02.2025 03:52, Scott Theisen wrote: On 2/21/25 08:26, Timo Rothenpieler wrote: On 20.02.2025 21:37, Scott Theisen wrote: The default value of CuvidContext::nb_surfaces was reduced from 25 to 5 (as (CUVID_MAX_DISPLAY_DELAY + 1)) in 402d98c9d467d

Re: [FFmpeg-devel] [PATCH] avcodec/ffv1_parser: Rename close to ffv1_close

Ping. > On Feb 19, 2025, at 20:33, Zhao Zhili > wrote: > > From: Zhao Zhili > > This fixed wasm checkasm failure > > $ wasm-tools validate tests/checkasm/checkasm > error: > wasisdk://v25.0/build/sysroot/wasi-libc-wasm32-wasip1-threads/libc-top-half/musl/src/stdio/__stdio_close.c:24:9 > fu

Re: [FFmpeg-devel] [PATCH] libswscale/arm/swscale_unscaled: Fix function prototype

> On Feb 25, 2025, at 05:07, Adam Lackorzynski wrote: > > Constify dstStrice argument of rgbx_to_nv12_neon_16_wrapper to be > compatible with other functions as used in function assignment. > > Signed-off-by: Adam Lackorzynski > --- > libswscale/arm/swscale_unscaled.c | 2 +- > 1 file changed

Re: [FFmpeg-devel] [PATCH v2 1/3] avformat/movenc: Add AVS3 support

> On Feb 25, 2025, at 01:52, Michael Niedermayer wrote: > > On Mon, Feb 24, 2025 at 09:51:32PM +0800, Zhao Zhili wrote: >> From: Zhao Zhili >> >> 'avs3' is registered at mp4ra.org. The Avs3ConfigurationBox 'av3c' >> inside 'avs3' hasn't been registered yet, but is specified by the >> AVS3 spe

Re: [FFmpeg-devel] [PATCH v2 2/2] avformat/webvttdec: Add webvtt extension and MIME type

> -Original Message- > From: ffmpeg-devel On Behalf Of > Michael Niedermayer > Sent: Dienstag, 25. Februar 2025 02:04 > To: FFmpeg development discussions and patches de...@ffmpeg.org> > Subject: Re: [FFmpeg-devel] [PATCH v2 2/2] avformat/webvttdec: Add webvtt > extension and MIME type

Re: [FFmpeg-devel] [PATCH v2 2/2] avformat/webvttdec: Add webvtt extension and MIME type

On Fri, Feb 21, 2025 at 03:13:22PM +, softworkz wrote: > From: softworkz > > The webvtt extension is sometimes used in HLS playlists. > > Signed-off-by: softworkz > --- > libavformat/webvttdec.c | 3 ++- > 1 file changed, 2 insertions(+), 1 deletion(-) > > diff --git a/libavformat/webvttd

[FFmpeg-devel] [PATCH] libswscale/arm/swscale_unscaled: Fix function prototype

Constify dstStrice argument of rgbx_to_nv12_neon_16_wrapper to be compatible with other functions as used in function assignment. Signed-off-by: Adam Lackorzynski --- libswscale/arm/swscale_unscaled.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/libswscale/arm/swscale_unsc

[FFmpeg-devel] [PATCH 2/3] avcodec/utils: use new av_timecode_set_smpte function

--- libavcodec/utils.c | 20 +++- 1 file changed, 3 insertions(+), 17 deletions(-) diff --git a/libavcodec/utils.c b/libavcodec/utils.c index dd846b4ae9..1e1ad9a833 100644 --- a/libavcodec/utils.c +++ b/libavcodec/utils.c @@ -33,6 +33,7 @@ #include "libavutil/pixdesc.h" #include

Re: [FFmpeg-devel] [PATCH 7/9] avcodec/nvenc: add MV-HEVC encoding support

On 24.02.2025 21:52, Jean-Baptiste Kempf wrote: Hello, On Thu, 30 Jan 2025, at 20:40, Timo Rothenpieler wrote: Added support for MV-HEVC encoding for stereoscopic videos (2 views only). Compatible with the framepack filter when using the AV_STEREO3D_FRAMESEQUENCE format. Curiosity: Which card

Re: [FFmpeg-devel] [PATCH 7/9] avcodec/nvenc: add MV-HEVC encoding support

Hello, On Thu, 30 Jan 2025, at 20:40, Timo Rothenpieler wrote: > Added support for MV-HEVC encoding for stereoscopic videos (2 views > only). Compatible with the framepack filter when using the > AV_STEREO3D_FRAMESEQUENCE format. Curiosity: Which cards or SDK have that? -- Jean-Baptiste Kempf -

[FFmpeg-devel] [PATCH 3/3] avcodec/nvenc: add time code writing for h264

--- libavcodec/nvenc.c | 62 +++-- libavcodec/nvenc.h | 1 + libavcodec/nvenc_h264.c | 3 ++ 3 files changed, 63 insertions(+), 3 deletions(-) diff --git a/libavcodec/nvenc.c b/libavcodec/nvenc.c index f9221174f0..900659f9e1 100644 --- a/libavcodec/

[FFmpeg-devel] [PATCH 1/3] avutil/timecode: add av_timecode_set_smpte

--- doc/APIchanges | 3 +++ libavutil/timecode.c | 24 +++- libavutil/timecode.h | 17 + libavutil/version.h | 2 +- 4 files changed, 36 insertions(+), 10 deletions(-) diff --git a/doc/APIchanges b/doc/APIchanges index ac506f4b56..71240d39fd 100644 ---

Re: [FFmpeg-devel] [PATCH 2/2] lavc/vvc: Fix pps_single_slice_picture

On 24/02/2025 02:23, James Almer wrote: > On 2/23/2025 9:04 AM, Frank Plowman wrote: >> Signed-off-by: Frank Plowman >> --- >> libavcodec/vvc/ps.c | 3 ++- >> 1 file changed, 2 insertions(+), 1 deletion(-) >> >> diff --git a/libavcodec/vvc/ps.c b/libavcodec/vvc/ps.c >> index fae6655cc0..603a6d4

Re: [FFmpeg-devel] [PATCH v2 1/3] avformat/movenc: Add AVS3 support

On Mon, Feb 24, 2025 at 09:51:32PM +0800, Zhao Zhili wrote: > From: Zhao Zhili > > 'avs3' is registered at mp4ra.org. The Avs3ConfigurationBox 'av3c' > inside 'avs3' hasn't been registered yet, but is specified by the > AVS3 spec. > --- > libavformat/movenc.c | 35 +++

Re: [FFmpeg-devel] [PATCH] tools: Add binaries to .gitignore

On Sun, Feb 23, 2025 at 05:34:33AM -0800, Kieran Kunhya via ffmpeg-devel wrote: > On Sun, 23 Feb 2025, 04:11 Frank Plowman, wrote: > > > On 09/02/2025 10:58, Frank Plowman wrote: > > > Signed-off-by: Frank Plowman > > > --- > > > tools/.gitignore | 10 ++ > > > 1 file changed, 10 insert

Re: [FFmpeg-devel] [PATCH v6 3/9] libavformat/oggparsevorbis.c: Don't append new metadata.

Le lun. 24 févr. 2025 à 09:34, Romain Beauxis a écrit : > > Le lun. 24 févr. 2025 à 00:19, Romain Beauxis > a écrit : > > > > Le dim. 23 févr. 2025 à 20:43, Michael Niedermayer > > a écrit : > > > > > > On Tue, Feb 18, 2025 at 11:24:39PM -0600, Romain Beauxis wrote: > > > > See before/after vorb

Re: [FFmpeg-devel] [BASIC QUESTION] Profiling tool for ffmpeg

On Mon, Feb 24, 2025 at 9:54 AM Devin Heitmueller < devin.heitmuel...@ltnglobal.com> wrote: > On Mon, Feb 24, 2025 at 9:43 AM Cesar Matheus > wrote: > > > > Hi, I'm a CS student working on an optimisation of the ebur128 filter. > First I'm looking for the nicest way to get information on code per

Re: [FFmpeg-devel] [PATCH v6 3/9] libavformat/oggparsevorbis.c: Don't append new metadata.

Le lun. 24 févr. 2025 à 00:19, Romain Beauxis a écrit : > > Le dim. 23 févr. 2025 à 20:43, Michael Niedermayer > a écrit : > > > > On Tue, Feb 18, 2025 at 11:24:39PM -0600, Romain Beauxis wrote: > > > See before/after vorbis tests in following patch. > > > > > > --- > > > libavformat/oggparsevor

Re: [FFmpeg-devel] [BASIC QUESTION] Profiling tool for ffmpeg

On Mon, 24 Feb 2025, 06:43 Cesar Matheus, wrote: > Hi, I'm a CS student working on an optimisation of the ebur128 filter. > First I'm looking for the nicest way to get information on code performance. > I saw that the configuration flag "--enable-linux-perf" enables > Linux Performance Mo

Re: [FFmpeg-devel] [BASIC QUESTION] Profiling tool for ffmpeg

On Mon, Feb 24, 2025 at 9:43 AM Cesar Matheus wrote: > > Hi, I'm a CS student working on an optimisation of the ebur128 filter. First > I'm looking for the nicest way to get information on code performance. > I saw that the configuration flag "--enable-linux-perf" enables Linux > Perform

Re: [FFmpeg-devel] I've written a filter in Rust

Hi, Le 23 février 2025 23:30:03 GMT+02:00, "Tomas Härdin" a écrit  : >lör 2025-02-22 klockan 14:57 +0200 skrev Rémi Denis-Courmont: >> Le perjantaina 21. helmikuuta 2025, 20.02.16 UTC+2 Tomas Härdin a écrit : >> > The above said, I'm not against Rust. It has some nice properties. But >> > it does

[FFmpeg-devel] [BASIC QUESTION] Profiling tool for ffmpeg

Hi, I'm a CS student working on an optimisation of the ebur128 filter. First I'm looking for the nicest way to get information on code performance. I saw that the configuration flag "--enable-linux-perf" enables Linux Performance Monitor API, I've been using the perf tool with the followi

Re: [FFmpeg-devel] [PATCH] add tools/compare-cvelists.sh

On Sun, Feb 23, 2025 at 02:08:22PM +0100, Michael Niedermayer wrote: > This compares the MITRE CVE list with our webpage security list and > produces a diff, so people can investigate, fix, backport and correct > differences > > Signed-off-by: Michael Niedermayer > --- > tools/compare-cvelists.s

[FFmpeg-devel] [PATCH 1/9] avcodec/proresdec: Don't use LONG_BITSTREAM_READER

Patches attachedFrom d94e2667b7f3b907a127f93c8075f864071a52df Mon Sep 17 00:00:00 2001 From: Andreas Rheinhardt Date: Sun, 23 Feb 2025 23:21:00 +0100 Subject: [PATCH 1/9] avcodec/proresdec: Don't use LONG_BITSTREAM_READER Using LONG_BITSTREAM_READER means that every get_bits() call uses an AV_RB6

[FFmpeg-devel] [PATCH v2 3/3] avcodec/libuavs3d: process extradata

From: Zhao Zhili --- libavcodec/libuavs3d.c | 120 ++--- 1 file changed, 89 insertions(+), 31 deletions(-) diff --git a/libavcodec/libuavs3d.c b/libavcodec/libuavs3d.c index 53b5faafc5..a22494340c 100644 --- a/libavcodec/libuavs3d.c +++ b/libavcodec/libuavs3d

[FFmpeg-devel] [PATCH v2 2/3] avformat/isom_tags: Add tag for AVS3

From: Zhao Zhili --- libavformat/isom_tags.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/libavformat/isom_tags.c b/libavformat/isom_tags.c index a476efb8f1..f05762beec 100644 --- a/libavformat/isom_tags.c +++ b/libavformat/isom_tags.c @@ -297,6 +297,8 @@ const AVCodecTag ff_codec_movvi

[FFmpeg-devel] [PATCH v2 1/3] avformat/movenc: Add AVS3 support

From: Zhao Zhili 'avs3' is registered at mp4ra.org. The Avs3ConfigurationBox 'av3c' inside 'avs3' hasn't been registered yet, but is specified by the AVS3 spec. --- libavformat/movenc.c | 35 +++ 1 file changed, 35 insertions(+) diff --git a/libavformat/movenc.c

Re: [FFmpeg-devel] [PATCH 2/3] fftools/ffmpeg_graphprint: Add options for filtergraph printing

> -Original Message- > From: ffmpeg-devel On Behalf Of > Nicolas George > Sent: Montag, 24. Februar 2025 11:41 > To: FFmpeg development discussions and patches de...@ffmpeg.org> > Subject: Re: [FFmpeg-devel] [PATCH 2/3] fftools/ffmpeg_graphprint: Add > options for filtergraph printing >

[FFmpeg-devel] [PATCH 1/2] avcodec/intrax8dsp: Constify DSP functions

Patches attachedFrom 43f03dc1890d4c7f584ce3a40884f46e843a1d32 Mon Sep 17 00:00:00 2001 From: Andreas Rheinhardt Date: Sun, 23 Feb 2025 20:44:48 +0100 Subject: [PATCH 1/2] avcodec/intrax8dsp: Constify DSP functions Also add restrict where possible. Signed-off-by: Andreas Rheinhardt --- libavcod

[FFmpeg-devel] [PATCH] avcodec/flacdsp: Remove leftover encoding function pointers

Patch attachedFrom 973bf385a34399ada6f2e38abf612229916f7809 Mon Sep 17 00:00:00 2001 From: Andreas Rheinhardt Date: Sun, 23 Feb 2025 21:33:51 +0100 Subject: [PATCH] avcodec/flacdsp: Remove leftover encoding function pointers Forgotten in 6c4595190e7ef5cc2a3652ed4a604e46f7e37ac6. Signed-off-by: A

Re: [FFmpeg-devel] [PATCH 2/3] fftools/ffmpeg_graphprint: Add options for filtergraph printing

Soft Works (HE12025-02-21): > Yes, this is all true, but of course I did a diff to current ffprobe code and > the number of bugfixes is exactly zero. I did a diff to see if what I suspected was duplicated code was indeed, and I found it was, and I found failures of synchronization too. > Strictly

Re: [FFmpeg-devel] [PATCH] ffmpeg_demux: add option readrate_catchup

On 2025-02-23 01:06 pm, Gyan Doshi wrote: On 2025-02-18 03:16 pm, Gyan Doshi wrote: At present, if reading from a readrate-limited input is stalled, then upon resumption, ffmpeg will read the input without any throttle till the average readrate matches the specified readrate. This new opti

Re: [FFmpeg-devel] [PATCH] fftools: notify user of flags upon loglevel parse failure

On 2025-02-23 01:06 pm, Gyan Doshi wrote: On 2025-02-21 05:34 pm, Gyan Doshi wrote: On 2025-02-21 04:34 pm, Andreas Rheinhardt wrote: Gyan Doshi: On 2025-02-21 02:21 pm, Andreas Rheinhardt wrote: Gyan Doshi: ---    fftools/opt_common.c | 5 +    1 file changed, 5 insertions(+) dif

Re: [FFmpeg-devel] [PATCH 03/30] avcodec: remove deprecated FF_API_DROPCHANGED

On 2025-02-24 03:36 am, James Almer wrote: Deprecated since 2023-07-15. Can you wait to push till I port this to ffmpeg_dec? Regards, Gyan Signed-off-by: James Almer --- libavcodec/avcodec.c | 4 --- libavcodec/avcodec.h | 9 --- libavcodec/decode.c| 52 --

[FFmpeg-devel] [PATCH v2 05/12] vulkan_decode: support multiple image views

Enables non-monochrome video decoding using all our existing functions in the context of an SDR decoder. --- libavcodec/vulkan_av1.c| 4 +- libavcodec/vulkan_decode.c | 90 -- libavcodec/vulkan_decode.h | 12 ++--- libavcodec/vulkan_h264.c | 4 +- libavc

[FFmpeg-devel] [PATCH v2 12/12] ffv1dec_vulkan: add a Vulkan compute-based hardware decoding implementation

This commit adds a Vulkan-based accelerated decoding of FFv1. Currently, arithmetic coding, version 3 and 4 are supported, without RGB. --- configure | 2 + libavcodec/Makefile | 1 + libavcodec/ffv1.h | 1 + libavcodec/ffv1de

[FFmpeg-devel] [PATCH v2 09/12] vulkan: unify handling of BGR and simplify ffv1_rct

--- libavcodec/ffv1_vulkan.h| 1 + libavcodec/ffv1enc_vulkan.c | 2 ++ libavcodec/vulkan/ffv1_enc_rct.comp | 17 ++--- libavutil/vulkan.c | 38 + libavutil/vulkan.h | 6 + 5 files changed, 54 insertion

[FFmpeg-devel] [PATCH v2 11/12] ffv1dec: reference the current packet into the main context

--- libavcodec/ffv1.h| 3 +++ libavcodec/ffv1dec.c | 19 +-- 2 files changed, 20 insertions(+), 2 deletions(-) diff --git a/libavcodec/ffv1.h b/libavcodec/ffv1.h index 22acac35e4..9af17326b3 100644 --- a/libavcodec/ffv1.h +++ b/libavcodec/ffv1.h @@ -169,6 +169,9 @@ typedef st

[FFmpeg-devel] [PATCH v2 10/12] ffv1dec: add support for hwaccels

This commit adds support for hardware accelerated decoding to the decoder. The previous commits already refactored the decoder, this commit simply adds calls to hooks to decode. --- libavcodec/ffv1.h| 1 + libavcodec/ffv1dec.c | 65 2 files changed

[FFmpeg-devel] [PATCH v2 08/12] ffv1enc_vulkan: refactor shaders slightly to support sharing

The shaders were written to support sharing, but needed slight tweaking. --- libavcodec/Makefile | 2 +- libavcodec/ffv1_vulkan.c | 123 ++ libavcodec/ffv1_vulkan.h | 60 +++ libavcodec/ffv1enc_vulkan.c | 234 +---

[FFmpeg-devel] [PATCH v2 07/12] vulkan: workaround BGR storage image undefined behaviour

--- libavutil/vulkan.c | 25 + 1 file changed, 25 insertions(+) diff --git a/libavutil/vulkan.c b/libavutil/vulkan.c index 4d60ac1b3a..40ca737422 100644 --- a/libavutil/vulkan.c +++ b/libavutil/vulkan.c @@ -1735,6 +1735,29 @@ static VkFormat map_fmt_to_rep(VkFormat fmt, en

[FFmpeg-devel] [PATCH v2 06/12] hwcontext_vulkan: enable read/write without storage

--- libavutil/hwcontext_vulkan.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/libavutil/hwcontext_vulkan.c b/libavutil/hwcontext_vulkan.c index ec6459712b..11d9e987b0 100644 --- a/libavutil/hwcontext_vulkan.c +++ b/libavutil/hwcontext_vulkan.c @@ -244,6 +244,8 @@ static void device_featu

[FFmpeg-devel] [PATCH v2 03/12] vulkan: copy host-mapping buffer code from hwcontext

This is useful elsewhere. --- libavutil/vulkan.c | 153 - libavutil/vulkan.h | 17 - 2 files changed, 167 insertions(+), 3 deletions(-) diff --git a/libavutil/vulkan.c b/libavutil/vulkan.c index de6260b2f8..4d60ac1b3a 100644 --- a/libavutil/vulkan.

[FFmpeg-devel] [PATCH v2 04/12] vulkan_decode: support software-defined decoders

--- libavcodec/vulkan_decode.c | 191 +++-- libavcodec/vulkan_decode.h | 10 ++ 2 files changed, 150 insertions(+), 51 deletions(-) diff --git a/libavcodec/vulkan_decode.c b/libavcodec/vulkan_decode.c index c57998108c..084563e8e9 100644 --- a/libavcodec/vulkan_dec

[FFmpeg-devel] [PATCH v2 01/12] ffv1enc_vulkan: disable autodetection of async_depth

The issue is that this could consume gigabytes of VRAM at higher resolutions for not that much of a speedup. Automatic detection was not a good idea as we can't know how much VRAM is actually free. Just remove it. --- libavcodec/ffv1enc_vulkan.c | 7 +-- 1 file changed, 1 insertion(+), 6 delet

[FFmpeg-devel] [PATCH v2 02/12] vulkan: add ff_vk_create_imageview

--- libavutil/vulkan.c | 51 ++ libavutil/vulkan.h | 7 +++ 2 files changed, 58 insertions(+) diff --git a/libavutil/vulkan.c b/libavutil/vulkan.c index 31610e2d94..de6260b2f8 100644 --- a/libavutil/vulkan.c +++ b/libavutil/vulkan.c @@ -1586,6 +158