From e4682ff283b6c18991e9cbafae10f9330fd64233 Mon Sep 17 00:00:00 2001
From: Juliusz Chroboczek <jch@irif.fr>
Date: Fri, 1 Sep 2023 16:00:09 +0200
Subject: [PATCH] Revert "Change default video codec to VP9."

This reverts commit 69445d67f5a05c4d1eeedad041373ca75199bdea.
---
 README         | 9 +++++----
 group/group.go | 2 +-
 2 files changed, 6 insertions(+), 5 deletions(-)

diff --git a/README b/README
index c297f05..a2c0e2b 100644
--- a/README
+++ b/README
@@ -173,13 +173,14 @@ nobody will be able to join the group.  The following fields are allowed:
  - `redirect`: if set, then attempts to join the group will be redirected
    to the given URL; most other fields are ignored in this case;
  - `codecs`: this is a list of codecs allowed in this group.  The default
-   is `["vp9", "opus"]`.
+   is `["vp8", "opus"]`.
    
 Supported video codecs include:
 
- - `"vp8"` (legacy, supported by all browsers);
- - `"vp9"` (compatible with all recent browsers);
- - `"av1"` (experimental, buggy in many browsers);
+ - `"vp8"` (compatible with all supported browsers);
+ - `"vp9"` (better video quality, but incompatible with Safari);
+ - `"av1"` (even better video quality, only supported by some browsers,
+   recording is not supported, SVC is not supported);
  - `"h264"` (incompatible with Debian and with some Android devices, SVC
    is not supported).
 
diff --git a/group/group.go b/group/group.go
index dacbe85..b60fce0 100644
--- a/group/group.go
+++ b/group/group.go
@@ -379,7 +379,7 @@ func APIFromCodecs(codecs []webrtc.RTPCodecParameters) (*webrtc.API, error) {
 
 func APIFromNames(names []string) (*webrtc.API, error) {
 	if len(names) == 0 {
-		names = []string{"vp9", "opus"}
+		names = []string{"vp8", "opus"}
 	}
 	var codecs []webrtc.RTPCodecParameters
 	for _, n := range names {