I am trying to use CasparCG for in my lab as a QA tool and I need to dynamically switch between different video formats on my Decklink 4K SDI card depending on the format of the clip I am trying to playback. I have set up a different channel in my server config file for each format I want to use, but it seems to me that my output card is hard-setting to what ever the format of the first channel is. If I choose any other channel than “1” in the clips Channel drop-down, I get black.
Is what I am trying to do possible? If so, any ideas?
Here is the channel section of my config file:
<channels>
<channel>
<video-mode>1080i5994</video-mode>
<consumers>
<decklink>
<device>1</device>
<embedded-audio>true</embedded-audio>
<latency>default</latency>
<keyer>external</keyer>
<key-only>false</key-only>
<buffer-depth>3</buffer-depth>
</decklink>
<system-audio />
</consumers>
</channel>
<channel>
<video-mode>720p5994</video-mode>
<consumers>
<decklink>
<device>1</device>
<embedded-audio>true</embedded-audio>
<latency>default</latency>
<keyer>external</keyer>
<key-only>false</key-only>
<buffer-depth>3</buffer-depth>
</decklink>
<system-audio />
</consumers>
</channel>
<channel>
<video-mode>720p6000</video-mode>
<consumers>
<decklink>
<device>1</device>
<embedded-audio>true</embedded-audio>
<latency>default</latency>
<keyer>external</keyer>
<key-only>false</key-only>
<buffer-depth>3</buffer-depth>
</decklink>
<system-audio />
</consumers>
</channel>
<channel>
<video-mode>1080p2997</video-mode>
<consumers>
<decklink>
<device>1</device>
<embedded-audio>true</embedded-audio>
<latency>default</latency>
<keyer>external</keyer>
<key-only>false</key-only>
<buffer-depth>3</buffer-depth>
</decklink>
<system-audio />
</consumers>
</channel>
<channel>
<video-mode>1080p3000</video-mode>
<consumers>
<decklink>
<device>1</device>
<embedded-audio>true</embedded-audio>
<latency>default</latency>
<keyer>external</keyer>
<key-only>false</key-only>
<buffer-depth>3</buffer-depth>
</decklink>
<system-audio />
</consumers>
</channel>
<channel>
<video-mode>1080p5994</video-mode>
<consumers>
<decklink>
<device>1</device>
<embedded-audio>true</embedded-audio>
<latency>default</latency>
<keyer>external</keyer>
<key-only>false</key-only>
<buffer-depth>3</buffer-depth>
</decklink>
<system-audio />
</consumers>
</channel>
<channel>
<video-mode>1080p6000</video-mode>
<consumers>
<decklink>
<device>1</device>
<embedded-audio>true</embedded-audio>
<latency>default</latency>
<keyer>external</keyer>
<key-only>false</key-only>
<buffer-depth>3</buffer-depth>
</decklink>
<system-audio />
</consumers>
</channel>
<channel>
<video-mode>1080p5000</video-mode>
<consumers>
<decklink>
<device>1</device>
<embedded-audio>true</embedded-audio>
<latency>default</latency>
<keyer>external</keyer>
<key-only>false</key-only>
<buffer-depth>3</buffer-depth>
</decklink>
<system-audio />
</consumers>
</channel>
<channel>
<video-mode>1080i5000</video-mode>
<consumers>
<decklink>
<device>1</device>
<embedded-audio>true</embedded-audio>
<latency>default</latency>
<keyer>external</keyer>
<key-only>false</key-only>
<buffer-depth>3</buffer-depth>
</decklink>
<system-audio />
</consumers>
</channel>
<channel>
<video-mode>NTSC</video-mode>
<consumers>
<decklink>
<device>1</device>
<embedded-audio>true</embedded-audio>
<latency>default</latency>
<keyer>external</keyer>
<key-only>false</key-only>
<buffer-depth>3</buffer-depth>
</decklink>
<system-audio />
</consumers>
</channel>
<channel>
<video-mode>PAL</video-mode>
<consumers>
<decklink>
<device>1</device>
<embedded-audio>true</embedded-audio>
<latency>default</latency>
<keyer>external</keyer>
<key-only>false</key-only>
<buffer-depth>3</buffer-depth>
</decklink>
<system-audio />
</consumers>
</channel>
<channel>
<video-mode>1080p2398</video-mode>
<consumers>
<decklink>
<device>1</device>
<embedded-audio>true</embedded-audio>
<latency>default</latency>
<keyer>external</keyer>
<key-only>false</key-only>
<buffer-depth>3</buffer-depth>
</decklink>
<system-audio />
</consumers>
</channel>
<channel>
<video-mode>1080p2400</video-mode>
<consumers>
<decklink>
<device>1</device>
<embedded-audio>true</embedded-audio>
<latency>default</latency>
<keyer>external</keyer>
<key-only>false</key-only>
<buffer-depth>3</buffer-depth>
</decklink>
<system-audio />
</consumers>
</channel>