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Problem with analog TV card V-Stream Conexant CX23883-19 Card
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<blockquote data-quote="mm1352000" data-source="post: 681470" data-attributes="member: 82144"><p>Hi again</p><p></p><p>The TV picture doesn't show because DScaler uses the overlay mixer rather than the video mixing renderer (VMR) or enhanced video renderer (EVR) like MediaPortal. I just wanted to double check because I couldn't tell from the screenshot...</p><p>We don't necessarily need the screenshot - it would just be *much* easier. My goal was to try and see how the other programs are able to connect the tuner components to make the tuner work. MediaPortal allows timeshifting, which is more complicated than DScaler. That might be the difference that is preventing the tuner from working in MediaPortal...</p><p></p><p>I've attached a screenshot of the DScaler "graph" for my tuner. This is what I was hoping to see from your screenshot. Your tuner has components that connect in a similar way...</p><p></p><p>First comes the tuner. The video from the tuner is connected directly to the crossbar ("Xbar"). The audio passes through the TV audio "filter" before it can connect to the crossbar. Next comes the orange capture filter. This is where the problem is for your card - for some reason MediaPortal can't connect the crossbar to the capture filter.</p><p></p><p>I don't know if any of that makes sense to you. If you want to get your tuner to work then we are going to have to try and make a "graph" like the one in the screenshot for your tuner. You can build a graph manually with GraphStudio. Let's try something simple first - let's just try to find and add the correct filters to the graph. Please follow these instructions:</p><p></p><p>1. Open GraphStudio.</p><p>2. Click graph->insert filter.</p><p>3. In the top corner, select "WDM streaming TV tuner devices".</p><p>4. In the next box make sure that "all filters" is selected.</p><p>5. Double click on each item in the list to add them all to the graph.</p><p>6. Repeat steps 3, 4 and 5 for "WDM streaming TV audio devices", "WDM streaming crossbar devices" and "WDM streaming capture devices".</p><p>7. Close the popup window.</p><p>8. Take a screenshot showing all the filters. It is easiest to do this using [ctrl]+[f12] or click graph->make graph screenshot.</p><p>9. Post the screenshot here.</p><p></p><p>I am aware that the comments and instructions I've given you above are quite technical. I'm sorry about this. Making analog tuners work can be quite complicated <img src="data:image/gif;base64,R0lGODlhAQABAIAAAAAAAP///yH5BAEAAAAALAAAAAABAAEAAAIBRAA7" class="smilie smilie--sprite smilie--sprite3" alt=":(" title="Frown :(" loading="lazy" data-shortname=":(" /> . Please feel free to ask me to explain my instructions better if they don't make sense.</p></blockquote><p></p>
[QUOTE="mm1352000, post: 681470, member: 82144"] Hi again The TV picture doesn't show because DScaler uses the overlay mixer rather than the video mixing renderer (VMR) or enhanced video renderer (EVR) like MediaPortal. I just wanted to double check because I couldn't tell from the screenshot... We don't necessarily need the screenshot - it would just be *much* easier. My goal was to try and see how the other programs are able to connect the tuner components to make the tuner work. MediaPortal allows timeshifting, which is more complicated than DScaler. That might be the difference that is preventing the tuner from working in MediaPortal... I've attached a screenshot of the DScaler "graph" for my tuner. This is what I was hoping to see from your screenshot. Your tuner has components that connect in a similar way... First comes the tuner. The video from the tuner is connected directly to the crossbar ("Xbar"). The audio passes through the TV audio "filter" before it can connect to the crossbar. Next comes the orange capture filter. This is where the problem is for your card - for some reason MediaPortal can't connect the crossbar to the capture filter. I don't know if any of that makes sense to you. If you want to get your tuner to work then we are going to have to try and make a "graph" like the one in the screenshot for your tuner. You can build a graph manually with GraphStudio. Let's try something simple first - let's just try to find and add the correct filters to the graph. Please follow these instructions: 1. Open GraphStudio. 2. Click graph->insert filter. 3. In the top corner, select "WDM streaming TV tuner devices". 4. In the next box make sure that "all filters" is selected. 5. Double click on each item in the list to add them all to the graph. 6. Repeat steps 3, 4 and 5 for "WDM streaming TV audio devices", "WDM streaming crossbar devices" and "WDM streaming capture devices". 7. Close the popup window. 8. Take a screenshot showing all the filters. It is easiest to do this using [ctrl]+[f12] or click graph->make graph screenshot. 9. Post the screenshot here. I am aware that the comments and instructions I've given you above are quite technical. I'm sorry about this. Making analog tuners work can be quite complicated :( . Please feel free to ask me to explain my instructions better if they don't make sense. [/QUOTE]
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