create own topic for Voice messages, update year

This commit is contained in:
B. Petersen
2021-06-10 13:44:44 +02:00
committed by bjoern
parent 67f8fb4b66
commit c07c5bb358

11
spec.md
View File

@@ -435,9 +435,7 @@ Animated stickers are supported
by just using an image format that supports animation.
# Miscellaneous
Messengers SHOULD use the header `In-Reply-To` as usual.
# Voice messages
Messengers SHOULD add a `Chat-Voice-message: 1` header
if an attached audio file is a voice message.
@@ -451,6 +449,11 @@ This allows the receiver to show the time without knowing the file format.
Chat-Voice-Message: 1
Chat-Duration: 10000
# Miscellaneous
Messengers SHOULD use the header `In-Reply-To` as usual.
Messengers MAY send and receive Message Disposition Notifications
(MDNs, [RFC 8098](https://tools.ietf.org/html/rfc8098),
[RFC 3503](https://tools.ietf.org/html/rfc3503))
@@ -471,4 +474,4 @@ as the sending time of the message as indicated by its Date header,
or the time of first receipt if that date is in the future or unavailable.
Copyright © 2017-2020 Delta Chat contributors.
Copyright © 2017-2021 Delta Chat contributors.