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<blockquote data-quote="Anonymous" data-source="post: 5846">Some Informations from my progress on my Delphi DVB-T Source Filter, might be usefull for the future ...EPGI figured out that the TIF is very limited with it´s EPG Parsing capabilitys. It parses only the Short Descriptor (the Name of the Program) and only for the&nbsp; next ~4 Hours. Anyway, i´ve written an own EPG Parser Filter that connects between MPEG Demux and TIF and parses the Full EPG Informations. It´s possible to hook an App into it by adding an Callback Interface ...Channel SwitchThat´s something i´m trying to figure out since weeks. A Switch to a Channel on another Frequency takes about 3 Seconds !!! It´s really annoying. With the Stream Buffer Engine enabled, it takes even longer. I tried to get some answers on MSDN, but .. no luck... It seems, a simple Tunerequest using ONID, SID, TSID, Freq and Bandwidth isn't enough. I´ve tried already to put everything i know (all the IComponents and the ILocator Informations), but still no luck ...Teletext/SubtitlesStill working on that one... might be best to hook it up onto the second Pin of&nbsp; the VMR and display it over the Video...Audio Stream SelectionWas a really simple implementation. After a Tunerequest has been commited, there is a Notification on the IBroadcastEvent (that your App must implement), You just enumerate through the IComponents and check each Component for&nbsp; ISO_IEC_11172_3_AUDIO,&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; ISO_IEC_13818_3_AUDIO .. and store it´s PID. That PID can be mapped on Pin 3 of the MPEG Demux.MHPThe most interisting part for me. i´m still searching for the Documents for that. I found one on mhp.org, but that doesn't seem to be enough.</blockquote>

[QUOTE="Anonymous, post: 5846"] Some Informations from my progress on my Delphi DVB-T Source Filter, might be usefull for the future ... [b]EPG[/b] I figured out that the TIF is very limited with it´s EPG Parsing capabilitys. It parses only the Short Descriptor (the Name of the Program) and only for the next ~4 Hours. Anyway, i´ve written an own EPG Parser Filter that connects between MPEG Demux and TIF and parses the Full EPG Informations. It´s possible to hook an App into it by adding an Callback Interface ... [b]Channel Switch[/b] That´s something i´m trying to figure out since weeks. A Switch to a Channel on another Frequency takes about 3 Seconds !!! It´s really annoying. With the Stream Buffer Engine enabled, it takes even longer. I tried to get some answers on MSDN, but .. no luck... It seems, a simple Tunerequest using ONID, SID, TSID, Freq and Bandwidth isn't enough. I´ve tried already to put everything i know (all the IComponents and the ILocator Informations), but still no luck ... [b]Teletext/Subtitles[/b] Still working on that one... might be best to hook it up onto the second Pin of the VMR and display it over the Video... [b]Audio Stream Selection[/b] Was a really simple implementation. After a Tunerequest has been commited, there is a Notification on the IBroadcastEvent (that your App must implement), You just enumerate through the IComponents and check each Component for ISO_IEC_11172_3_AUDIO, ISO_IEC_13818_3_AUDIO .. and store it´s PID. That PID can be mapped on Pin 3 of the MPEG Demux. [b]MHP[/b] The most interisting part for me. i´m still searching for the Documents for that. I found one on mhp.org, but that doesn't seem to be enough. [/QUOTE]

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