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On 12/25/2007 10:19 AM Grant Edwards said the following: |
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> On 2007-12-25, Drew Tomlinson <drew@××××××××××××××.net> wrote: |
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> |
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> |
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>> I have a Gateway laptop with an integrated ATI graphics board. lspci |
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>> detects it as: |
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>> |
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>> 01:05.0 VGA compatible controller: ATI Technologies Inc RS485 [Radeon |
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>> Xpress 1100 IGP] |
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>> |
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>> However when attempting to view a DVD at full screen, the display is a |
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>> bit "jumpy" as if the video hardware is not fast enough. |
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>> |
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> |
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> It's pretty hard to believe that the video hardware is the |
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> problem. I've played back DVDs on laptop ATI chipsets a decade |
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> older than yours and it worked fine. I've currently got a two |
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> year old ATI laptop chipset (X300?), and it has no trouble |
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> playing DVDs using either the Radeon or the fglrx drive. |
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> |
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> My guess is the optical drive doesn't have DMA enabled. |
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> |
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DMA is enabled. If it were not, I would also expect to see the |
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choppiness no matter what the video size. |
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tagalong conf.d # hdparm /dev/hdb |
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|
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/dev/hdb: |
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IO_support = 0 (default 16-bit) |
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unmaskirq = 0 (off) |
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using_dma = 1 (on) |
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keepsettings = 0 (off) |
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readonly = 0 (off) |
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readahead = 256 (on) |
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|
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> You may want to check to make sure the XV video overlay support |
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> is enabled, but even without it, playing back SD video purely |
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> in software shouldn't be a problem on anything with a CPU |
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> faster than 500MHz. |
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> |
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|
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How can I verify XV video overlay support? I'm sure my CPU is capable |
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as its an AMD Turion dual core running at 1.6ghz. |
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Thanks, |
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|
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Drew |
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-- |
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Be a Great Magician! |
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Visit The Alchemist's Warehouse |
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|
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http://www.alchemistswarehouse.com |
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