On Thu, Jul 12, 2018 at 4:45 PM Jacob Trimble <modma...@google.com> wrote: > > The attached patch adds parsing for WebM encryption info into the > AVEncryptionInfo side-data. The AVEncryptionInitInfo will be handled > in another patch. > > Spec: https://www.webmproject.org/docs/webm-encryption/ > > I am currently seeing a problem with this when using Opus audio. In > read_frame_internal, it will try to parse the resulting packet. For > video, which uses subsample encryption, it is able to parse the > headers; but for Opus, which uses full-sample encryption, it fails to > parse the headers. This causes the read_frame_internal to drop the > packet. > > I have traced a workaround to opus_parse in opus_parser.c: instead of > setting poutbuf to NULL, set it to the buffer and just pass the packet > to the app to handle it. The frame will be decrypted before passing > to the decoder. I can't just disable parsing in the demuxer because I > want to parse the packets for clear content and when using subsample > encryption. > > Does anyone have any other ideas to work around this? Is there a way > to allow parsing but ignore errors?
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