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Please use av1-discuss for questions related to the AV1 video codec

https://groups.google.com/a/aomedia.org/forum/#!forum/av1-discuss

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Jan 21

Hi libvpx developers, I wanted to bring to your attention an issue with the progress logging in the

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Hi libvpx developers, I wanted to bring to your attention an issue with the progress logging in the

Jan 21

Jan 18

libvpx v1.14.0 Venetian Duck Finalized

Hello everyone, libvpx v1.14.0 Venetian Duck is finalized. Here's the release note. Thanks.

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libvpx v1.14.0 Venetian Duck Finalized

Hello everyone, libvpx v1.14.0 Venetian Duck is finalized. Here's the release note. Thanks.

Jan 18

Fuji Nafiul, Marco Paniconi2

11/16/23

spatial layer bandwidth distribution and screen change detect using libvpx

Hi, On Tuesday, November 14, 2023 at 9:22:34 PM UTC-8 Fuji Nafiul wrote: I have 2 questions : 1) I

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spatial layer bandwidth distribution and screen change detect using libvpx

Hi, On Tuesday, November 14, 2023 at 9:22:34 PM UTC-8 Fuji Nafiul wrote: I have 2 questions : 1) I

11/16/23

L. E. Segovia, James Zern2

7/11/23

Porting libvpx's Perl scripts to Python

On Tue, Jul 11, 2023 at 3:30 PM 'LE Segovia' via Codec Developers <codec-devel@webmproject

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Porting libvpx's Perl scripts to Python

On Tue, Jul 11, 2023 at 3:30 PM 'LE Segovia' via Codec Developers <codec-devel@webmproject

7/11/23

Christian Feldmann, James Zern2

3/27/23

Forced keyframes in 2 pass may not be coded as keyframes

On Mon, Mar 27, 2023 at 4:43 AM 'Christian Feldmann' via Codec Developers <codec-devel@

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Forced keyframes in 2 pass may not be coded as keyframes

On Mon, Mar 27, 2023 at 4:43 AM 'Christian Feldmann' via Codec Developers <codec-devel@

3/27/23

2/9/23

libvpx v1.13.0 Ugly Duckling Finalized

Hello everyone, libvpx v1.13.0 Ugly Duckling is finalized. Here's the release note. Thanks.

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libvpx v1.13.0 Ugly Duckling Finalized

Hello everyone, libvpx v1.13.0 Ugly Duckling is finalized. Here's the release note. Thanks.

2/9/23

FX Coudert, James Zern3

10/24/22

libvpx 1.12.0 does not compile on macOS Ventura (macOS 13)

On Mon, Oct 24, 2022 at 3:55 PM James Zern <jz...@google.com> wrote: On Mon, Oct 24, 2022 at 12

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libvpx 1.12.0 does not compile on macOS Ventura (macOS 13)

On Mon, Oct 24, 2022 at 3:55 PM James Zern <jz...@google.com> wrote: On Mon, Oct 24, 2022 at 12

10/24/22

9/7/22

How to refreshing specific spatial layer only?

Jerome Jiang's 'VP9 Features & Optimizations for Real-Time Video' presentation [1]

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How to refreshing specific spatial layer only?

Jerome Jiang's 'VP9 Features & Optimizations for Real-Time Video' presentation [1]

9/7/22

6/28/22

libvpx v1.12.0 Torrent Duck Finalized

Hello everyone, libvpx v1.12.0 Torrent Duck is finalized. Here is the release note. Thanks. Release

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libvpx v1.12.0 Torrent Duck Finalized

Hello everyone, libvpx v1.12.0 Torrent Duck is finalized. Here is the release note. Thanks. Release

6/28/22

Jeff Mears, James Zern3

2/25/22

Thoughts about assembly language

On Fri, Feb 25, 2022 at 1:30 PM James Zern <jz...@google.com> wrote: Hi Jeff, On Fri, Feb 25,

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Thoughts about assembly language

On Fri, Feb 25, 2022 at 1:30 PM James Zern <jz...@google.com> wrote: Hi Jeff, On Fri, Feb 25,

2/25/22

11/5/21

Comments on text of VP9 Bitstream & Decoding Process Specification v0.6

Reading the VP9 spec went smoothly for the most part, however I had some comments: 3 Symbols (and

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Comments on text of VP9 Bitstream & Decoding Process Specification v0.6

Reading the VP9 spec went smoothly for the most part, however I had some comments: 3 Symbols (and

11/5/21

10/7/21

libvpx v1.11.0 Smew Duck Finalized

Hello everyone, libvpx v1.11.0 Smew Duck is finalized. Here is the release note. Thanks. Release Note

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libvpx v1.11.0 Smew Duck Finalized

Hello everyone, libvpx v1.11.0 Smew Duck is finalized. Here is the release note. Thanks. Release Note

10/7/21

3/24/21

libvpx v1.10.0 Ruddy Duck Finalized

Correction: It should be "libaom libvpx v1.10.0 Ruddy Duck is finalized." Thanks! On Wed,

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libvpx v1.10.0 Ruddy Duck Finalized

Correction: It should be "libaom libvpx v1.10.0 Ruddy Duck is finalized." Thanks! On Wed,

3/24/21

3/23/21

libaom v3.0.0 Braeburn Finalized

Correction: The table of section of "AV1 Encoder Speed Improvement" in the release note

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libaom v3.0.0 Braeburn Finalized

Correction: The table of section of "AV1 Encoder Speed Improvement" in the release note

3/23/21

3/18/21

Next generation of SIF Codec is available

SIF Video Codec project was started about 20 years ago as a pure new video compression approach based

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Next generation of SIF Codec is available

SIF Video Codec project was started about 20 years ago as a pure new video compression approach based

3/18/21

Victor CHEN, James Zern2

2/10/21

Motion-Constrained Tile support in VP9

Hi, On Sat, Feb 6, 2021 at 12:54 AM Victor CHEN <yongti...@ucdconnect.ie> wrote: Hi there,

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Motion-Constrained Tile support in VP9

Hi, On Sat, Feb 6, 2021 at 12:54 AM Victor CHEN <yongti...@ucdconnect.ie> wrote: Hi there,

2/10/21

12/25/20

Howcan I force a GOP structure in VP9 encoder?

Hello, Thank you for your answer. Could explain to me how prediction for the frame 3 is performed in

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Howcan I force a GOP structure in VP9 encoder?

Hello, Thank you for your answer. Could explain to me how prediction for the frame 3 is performed in

12/25/20

7/30/20

libvpx v1.9.0 Quacking Duck Released

Hello everyone, libvpx v1.9.0 Quacking Duck[1] has been released. What's new: This release adds

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libvpx v1.9.0 Quacking Duck Released

Hello everyone, libvpx v1.9.0 Quacking Duck[1] has been released. What's new: This release adds

7/30/20

7/20/20

libvpx v1.9.0-rc1

Hello everyone, Libvpx v1.9.0-rc1 is tagged[1]. Please help test and file bugs here[2]. Thanks. [1]

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libvpx v1.9.0-rc1

Hello everyone, Libvpx v1.9.0-rc1 is tagged[1]. Please help test and file bugs here[2]. Thanks. [1]

7/20/20

(Daniel.L) Byoungchan Lee, James Zern2

7/7/20

Why external Frame Buffer is not supported in VP8 ?

On Mon, Jul 6, 2020 at 9:07 PM (Daniel.L) Byoungchan Lee <dani...@hpcnt.com> wrote: > >

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Why external Frame Buffer is not supported in VP8 ?

On Mon, Jul 6, 2020 at 9:07 PM (Daniel.L) Byoungchan Lee <dani...@hpcnt.com> wrote: > >

7/7/20

Jerome Jiang, Jai Krishnan2

5/21/20

libaom v2.0.0 Applejack

Some additional information from the libaom 2.0.0 release, covering: Improvements to compression

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libaom v2.0.0 Applejack

Some additional information from the libaom 2.0.0 release, covering: Improvements to compression

5/21/20

5/8/20

Please help test libaom v2.0.0-rc1

and file issue here if you find any problems. ---------- Forwarded message --------- From: jianj via

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Please help test libaom v2.0.0-rc1

and file issue here if you find any problems. ---------- Forwarded message --------- From: jianj via

5/8/20

phantom....@gmail.com

3/13/20

2 pass CRF: much higher bitrate if auto-alt-ref enabled

ffmpeg -i "tos.y4m" -c:v libvpx-vp9 -quality good -cpu-used 2 -g 500 -auto-alt-ref 1 -tile-

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2 pass CRF: much higher bitrate if auto-alt-ref enabled

ffmpeg -i "tos.y4m" -c:v libvpx-vp9 -quality good -cpu-used 2 -g 500 -auto-alt-ref 1 -tile-

3/13/20

12/20/19

libvpx for maccatalyst

anyone can help compiling vp8 codec for maccatalyst target?

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libvpx for maccatalyst

anyone can help compiling vp8 codec for maccatalyst target?

12/20/19

12/19/19

Pekin Duck Release (v1.8.2)

The Pekin Duck release has been finalized. There have been no changes since the release candidate was

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Pekin Duck Release (v1.8.2)

The Pekin Duck release has been finalized. There have been no changes since the release candidate was

12/19/19

12/9/19

Pekin Duck Release Candidate

The Pekin duck was bred from a Chinese variety called 'shi-chin-ya-tze'. There is a

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Pekin Duck Release Candidate

The Pekin duck was bred from a Chinese variety called 'shi-chin-ya-tze'. There is a

12/9/19

peichuan zhang, James Zern4

11/21/19

vp9 level idx syntax

On Wed, Nov 20, 2019 at 6:17 PM peichuan zhang <peichuan...@gmail.com> wrote: > >

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vp9 level idx syntax

On Wed, Nov 20, 2019 at 6:17 PM peichuan zhang <peichuan...@gmail.com> wrote: > >

11/21/19

여현호, chiy...@google.com3

10/29/19

Could I turn-off compound predictions for encoding a vp9 video?

Thank you. I'll look at that code first. It really helps me a lot. - Hyunho 2019년 10월 30일 수요일 오전

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Could I turn-off compound predictions for encoding a vp9 video?

Thank you. I'll look at that code first. It really helps me a lot. - Hyunho 2019년 10월 30일 수요일 오전

10/29/19

Alessandro Petrini, … l...@3cx.com10

10/1/19

Contribution proposal for GPU-accelerated VP8 encoder

Can't wait to try this out. On Wednesday, May 18, 2016 at 5:58:14 PM UTC+3, Alessandro Petrini

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Contribution proposal for GPU-accelerated VP8 encoder

Can't wait to try this out. On Wednesday, May 18, 2016 at 5:58:14 PM UTC+3, Alessandro Petrini

10/1/19

Egor Yusov, James Zern4

8/27/19

Building libvpx on Windows

On Fri, Aug 23, 2019 at 3:51 PM 'Egor Yusov' via Codec Developers <codec-devel@webmproject

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Building libvpx on Windows

On Fri, Aug 23, 2019 at 3:51 PM 'Egor Yusov' via Codec Developers <codec-devel@webmproject

8/27/19

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