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<body lang="FR" link="#0563C1" vlink="#954F72" style="word-wrap:break-word"><div>Hi,</div><div><br></div><div>Le mardi 22 août 2023 à 10:34 +0000, DUCHASSIN Frédéric via gstreamer-devel a écrit :</div><blockquote type="cite" style="margin:0 0 0 .8ex; border-left:2px #729fcf solid;padding-left:1ex">
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<p class="MsoNormal">Hello,<o:p></o:p></p><p class="MsoNormal"><o:p> </o:p></p><p class="MsoNormal"><span lang="EN-GB">I try to gather information about support of dolby AC-4 audio decoding in gstreamer.<o:p></o:p></span></p><p class="MsoNormal"><span lang="EN-GB">I didn’t really find information about the status of such a decoder for this type of audio stream.<o:p></o:p></span></p><p class="MsoNormal"><span lang="EN-GB">Have you got information ? Is it available ?<o:p></o:p></span></p><p class="MsoNormal"></p></div></blockquote><div><br></div><div>We currently have mptsdemux and qtdemux (ISOMP4) support but no decoder yet. An AC-4 decoder has been merged into FFMPEG in June this year, and will be part of the next release. Meanwhile, you could prepare the mapping in gstreamer/subprojects/gst-libav/ and send an MR so it ready on time for this FFMPEG release.</div><div><br></div><div>note: I don't know AC-4 well enough to tell you if we will need an bitstream parser or not.</div><div><br></div><div>regards,</div><div>Nicolas</div><div><span></span></div></body></html>