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Viewing Issue Advanced Details
ID | Category [?] | Severity [?] | Reproducibility | Date Submitted | Last Update |
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07181 | Sound | Minor | Always | Dec 22, 2018, 15:34 | Feb 23, 2019, 17:40 |
Tester | Kale | View Status | Public | Platform | MAME (Official Binary) |
Assigned To | Resolution | Open | OS | ||
Status [?] | Acknowledged | Driver | |||
Version | 0.204 | Fixed in Version | Build | 64-bit | |
Fixed in Git Commit | Github Pull Request # | ||||
Summary | 07181: midresb, midresbj: [possible] Erratic sound | ||||
Description | As much as I love the idea of having a Midnight Resistance with Hippodrome/Fighting Fantasy music sampler, it sounds totally odd and off key to me, needs checking out on real HW. | ||||
Steps To Reproduce |
Play the game or watch this YT video: |
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Additional Information | |||||
Github Commit | |||||
Flags | Possible | ||||
Regression Version | |||||
Affected Sets / Systems | midresb, midresbj | ||||
Attached Files
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Relationships
There are no relationship linked to this issue. |
Notes
5
No.15942
Fujix Administrator
Dec 22, 2018, 18:51
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Arcade PCB captures: https://www.nicovideo.jp/watch/sm5330603 https://www.nicovideo.jp/watch/sm5331033 |
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No.15944
haynor666 Tester
Dec 23, 2018, 11:19
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Do we know that bootleg sounds should be the same as in original versions? |
No.15946
AJR Developer
Dec 24, 2018, 04:00
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haynor666 brings up a relevant point: you can't assume that a bootleg running on different hardware plays music at the most appropriate-sounding pitch. To use another bootleg from dec0.cpp as an example, Automat's sound program is largely copied from Section Z, yet a PCB recording of Automat had the OPN music playing at a different pitch than in the Capcom game. This question could probably be settled best by measuring clocks for the sound chips on this bootleg, or one of the Robocop/Dragon Ninja bootlegs that run on similar oversized two-board stacks (though some elements of this hardware are known to be variably populated). |
No.15950
Kale Developer
Dec 24, 2018, 22:14
edited on: Dec 24, 2018, 22:16 |
What I wonder if there isn't something that actually modifies the commands in the 68k-to-z80 comms to be more heardable, like an XOR. Setup can be easily guessed with a bootleg PCB recording in case this is true. Unless these weren't supposed to be played with sound at all lol |
No.16165
Kale Developer
Feb 23, 2019, 17:40
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Acknowledged until a bootleg board of this is tested. |