tree 231c3f4853c73be00b87f4a45c1ecba328e1e302
parent 042f2c596861dfbc8b8c884bb7d0903b8c5d3061
author commit-queue@webkit.org <commit-queue@webkit.org@268f45cc-cd09-0410-ab3c-d52691b4dbfc> 1524814065 +0000
committer commit-queue@webkit.org <commit-queue@webkit.org@268f45cc-cd09-0410-ab3c-d52691b4dbfc> 1524814065 +0000

[EME][GStreamer] Add a new message "decrypt-key-needed" send from the decryptor to the application.
https://bugs.webkit.org/show_bug.cgi?id=181858

Patch by Yacine Bandou <yacine.bandou_ext@softathome.com> on 2018-04-27
Reviewed by Xabier Rodriguez-Calvar.

Add a new message "decrypt-key-needed" that the decryptor can send when it doesn't have an available key.
This message should be handled by the application in order to dispatch or send the key to the decryptor.
This patch is a preparation for the patch 181855.
With the patch 181855, the decryptor will be in the PlaybackPipeline instead of AppendPipeline, thus we can
get the DRM license or key before to instantiate or load the decryptor plugin in PlaybackPipeline.
When the decryptor plugin is instantiated or loaded, it should able to ask the application to resend
the DRM license or key by using this new message "decrypt-key-needed".

* platform/graphics/gstreamer/MediaPlayerPrivateGStreamer.cpp:
(WebCore::MediaPlayerPrivateGStreamer::handleMessage):
* platform/graphics/gstreamer/MediaPlayerPrivateGStreamerBase.cpp:
(WebCore::MediaPlayerPrivateGStreamerBase::dispatchCDMInstance):
* platform/graphics/gstreamer/MediaPlayerPrivateGStreamerBase.h:
* platform/graphics/gstreamer/eme/WebKitCommonEncryptionDecryptorGStreamer.cpp:
(webkitMediaCommonEncryptionDecryptTransformInPlace):

git-svn-id: http://svn.webkit.org/repository/webkit/trunk@231088 268f45cc-cd09-0410-ab3c-d52691b4dbfc