# General **URL:** https://forum.csound.com/c/general/5.md?page=1 [Latest](https://forum.csound.com/latest.md) · [Categories](https://forum.csound.com/categories.md) · [Tags](https://forum.csound.com/tags.md) **Page:** 2 --- ## ['Mode' Opcode, is it really a "correct" type of filter for Modal synthesis? Why that kind of filter specifically?](https://forum.csound.com/t/mode-opcode-is-it-really-a-correct-type-of-filter-for-modal-synthesis-why-that-kind-of-filter-specifically/2033)
**Author:** [@porres](https://forum.csound.com/u/porres)\ **Replies:** 0\ **Last updated:** [February 18, 2025, 8:04pm UTC](https://forum.csound.com/t/mode-opcode-is-it-really-a-correct-type-of-filter-for-modal-synthesis-why-that-kind-of-filter-specifically/2033 "2025-02-18T20:04:46Z")
Hi there, I’m looking into modal synthesis and physical modeling, I see Csound has the ‘mode’ filter, which I analyzed and see it’s a lowpass resonant filter. I’ve always thought you had to only use resonant bandpass fil… --- ## [Voice and syllables](https://forum.csound.com/t/voice-and-syllables/2013)
**Author:** [@tux](https://forum.csound.com/u/tux)\ **Replies:** 0\ **Last updated:** [February 6, 2025, 10:33pm UTC](https://forum.csound.com/t/voice-and-syllables/2013 "2025-02-06T22:33:37Z")
Hello, is there any Csound project to emulate a voice that pronounces single syllables (consonant + vowel?) Thank you, t. --- ## [Turnoff/turnoff2 not affecting events in their release state?](https://forum.csound.com/t/turnoff-turnoff2-not-affecting-events-in-their-release-state/351)
**Author:** [@fellusive](https://forum.csound.com/u/fellusive)\ **Replies:** 9\ **Last updated:** [January 7, 2025, 12:55pm UTC](https://forum.csound.com/t/turnoff-turnoff2-not-affecting-events-in-their-release-state/351 "2025-01-07T12:55:54Z")
In a MIDI instrument I’m working on, I’ve been trying to implement a “kill button” of sorts that terminates any notes that are currently being played. I’ve figured that this effect would be useful to have when I’m initia… --- ## [Fox.wav](https://forum.csound.com/t/fox-wav/1920)
**Author:** [@nelsie8](https://forum.csound.com/u/nelsie8)\ **Replies:** 2\ **Last updated:** [December 4, 2024, 2:13pm UTC](https://forum.csound.com/t/fox-wav/1920 "2024-12-04T14:13:01Z")
Does any of you have the fox.wav file to download? I want it :slight\_smile: --- ## [Real time polyphase resampling](https://forum.csound.com/t/real-time-polyphase-resampling/1917)
**Author:** [@Lovre](https://forum.csound.com/u/Lovre)\ **Replies:** 2\ **Last updated:** [November 29, 2024, 4:00pm UTC](https://forum.csound.com/t/real-time-polyphase-resampling/1917 "2024-11-29T16:00:22Z")
Hello fellow Csounders! Is there any opcode for real time polyphase resampling? And if not, what would be the best way to implement that in csound? --- ## [Csound’s influence in audio technology and music](https://forum.csound.com/t/csound-s-influence-in-audio-technology-and-music/1860)
**Author:** [@Lovre](https://forum.csound.com/u/Lovre)\ **Replies:** 0\ **Last updated:** [October 15, 2024, 7:49am UTC](https://forum.csound.com/t/csound-s-influence-in-audio-technology-and-music/1860 "2024-10-15T07:49:19Z")
Hello dear Csounders! I want to gather some facts on how Csound influenced electronic music, music education and audio technology in general and how it still influences today. Does someone have a one or two points that… --- ## [Generating and detecting a MIDI event inside a Csound instance](https://forum.csound.com/t/generating-and-detecting-a-midi-event-inside-a-csound-instance/1493)
**Author:** [@Lovre](https://forum.csound.com/u/Lovre)\ **Replies:** 12\ **Last updated:** [September 13, 2024, 9:06am UTC](https://forum.csound.com/t/generating-and-detecting-a-midi-event-inside-a-csound-instance/1493 "2024-09-13T09:06:12Z")
Dear Csounders! How to generate and sense a MIDI event inside a Csound instance? E.g. if a MIDI event is generated using midion opcode in one instrument, how to detect it in another instrument using midiin opcode? Here… --- ## [Orchestra file rejected by Linux](https://forum.csound.com/t/orchestra-file-rejected-by-linux/1780)
**Author:** [@BernardBel](https://forum.csound.com/u/BernardBel)\ **Replies:** 2\ **Last updated:** [September 4, 2024, 8:15pm UTC](https://forum.csound.com/t/orchestra-file-rejected-by-linux/1780 "2024-09-04T20:15:32Z")
Dear colleagues, On the BP3 project (https://bp3.tech) we are using the Csound 6.18 console in 3 environments: MacOS, Windows and Linux. No problem with MacOS and Linux, but in Linux our default orchestra file is reject… --- ## [How to Optimize Real-Time Performance in Csound for Live Electronic Music?](https://forum.csound.com/t/how-to-optimize-real-time-performance-in-csound-for-live-electronic-music/1775)
**Author:** [@chitramishra](https://forum.csound.com/u/chitramishra)\ **Replies:** 1\ **Last updated:** [August 30, 2024, 7:01am UTC](https://forum.csound.com/t/how-to-optimize-real-time-performance-in-csound-for-live-electronic-music/1775 "2024-08-30T07:01:43Z")
Hey guys… :innocent: I am new to Csound and have been experimenting with it for creating live electronic music performances. I have managed to build some basic instruments and effects and I am really enjoying the flexib… --- ## [Wave Filed Synthesis in Csound](https://forum.csound.com/t/wave-filed-synthesis-in-csound/1541)
**Author:** [@Lovre](https://forum.csound.com/u/Lovre)\ **Replies:** 3\ **Last updated:** [August 29, 2024, 6:11am UTC](https://forum.csound.com/t/wave-filed-synthesis-in-csound/1541 "2024-08-29T06:11:38Z")
Dear Csounders! Are there any opcodes or UDOs for Wave Filed Synthesis? And if not, does someone know some good materials describing how to implement WFS? Maybe I could give it a shot :nerd\_face: --- ## [Retrieving several bins from FFT](https://forum.csound.com/t/retrieving-several-bins-from-fft/1760)
**Author:** [@Fantome\_noir](https://forum.csound.com/u/Fantome_noir)\ **Replies:** 1\ **Last updated:** [July 29, 2024, 7:01pm UTC](https://forum.csound.com/t/retrieving-several-bins-from-fft/1760 "2024-07-29T19:01:54Z")
Hi, With pvsbin I can retrieve single bins from FFT. But which opcode should I use if I want to retrieve large chunks of bins from FFT, like for instance bins 1 to 300 from a 2048 bins FFT ? Thanks --- ## [Help finding Csound book examples](https://forum.csound.com/t/help-finding-csound-book-examples/1357)
**Author:** [@Patrick\_Manion](https://forum.csound.com/u/Patrick_Manion)\ **Replies:** 5\ **Last updated:** [July 19, 2024, 1:16am UTC](https://forum.csound.com/t/help-finding-csound-book-examples/1357 "2024-07-19T01:16:21Z")
Hello…i am trying to find the downloadable code examples for the Csound book published by Springer, authors Lazzarini, Yi, et al. On page xv the text says the examples may be found at https://csound.github.io. I have pok… --- ## [Windows general breakdown](https://forum.csound.com/t/windows-general-breakdown/436)
**Author:** [@Johann\_Philiste](https://forum.csound.com/u/Johann_Philiste)\ **Replies:** 4\ **Last updated:** [June 19, 2024, 6:08pm UTC](https://forum.csound.com/t/windows-general-breakdown/436 "2024-06-19T18:08:47Z")
I’m currently having an issue with my Csound install on Windows 10. I don’t use it often on Windows, but I’m pretty sure it was working last time. I get no sound out csound --devices returns the following : libsndfil… --- ## [Equal-loudness / Fletcher–Munson curves in Csound](https://forum.csound.com/t/equal-loudness-fletcher-munson-curves-in-csound/1676)
**Author:** [@Cordelia](https://forum.csound.com/u/Cordelia)\ **Replies:** 0\ **Last updated:** [May 20, 2024, 12:55pm UTC](https://forum.csound.com/t/equal-loudness-fletcher-munson-curves-in-csound/1676 "2024-05-20T12:55:06Z")
does anyone ever use equal-loudness implementation in coding a csound instrument? Have you some example? --- ## [Glissando of a given function](https://forum.csound.com/t/glissando-of-a-given-function/1639)
**Author:** [@tux](https://forum.csound.com/u/tux)\ **Replies:** 0\ **Last updated:** [April 29, 2024, 3:29pm UTC](https://forum.csound.com/t/glissando-of-a-given-function/1639 "2024-04-29T15:29:24Z")
Hi, in Csound is it possible to generate a glissando that follows the graph of an assigned function y=f(t)? For example y=sen(t)/t. (A sine oscillator as instrument). Thank you, t. --- ## [Problem outputing an audio file in 24 bit](https://forum.csound.com/t/problem-outputing-an-audio-file-in-24-bit/1608)
**Author:** [@felix](https://forum.csound.com/u/felix)\ **Replies:** 3\ **Last updated:** [April 6, 2024, 7:20am UTC](https://forum.csound.com/t/problem-outputing-an-audio-file-in-24-bit/1608 "2024-04-06T07:20:26Z")
Hi ! I’m encoutering a problem with writting an audio file to the disk. I want to have a mono file encoded in 24bit to use it in CDP analysing it with PVOC Anal and then use it in a program like Spectwin. To achieve th… --- ## [Flexible reading back](https://forum.csound.com/t/flexible-reading-back/1558)
**Author:** [@tjingboem](https://forum.csound.com/u/tjingboem)\ **Replies:** 4\ **Last updated:** [February 29, 2024, 12:51pm UTC](https://forum.csound.com/t/flexible-reading-back/1558 "2024-02-29T12:51:36Z")
Hi all, i am trying to build a generic midi data recorder and midi player. In the first instrument, these midi data are written to a text file in packages of 4: status (for example: controller only = 176), midi channel… --- ## [FLTK Chart in CSound?](https://forum.csound.com/t/fltk-chart-in-csound/1557)
**Author:** [@Lovre](https://forum.csound.com/u/Lovre)\ **Replies:** 3\ **Last updated:** [February 26, 2024, 3:58pm UTC](https://forum.csound.com/t/fltk-chart-in-csound/1557 "2024-02-26T15:58:33Z")
Dear CSounders! is FLTK Chart Widget supported in CSound? https://www.fltk.org/documentation.php/doc-1.1/Fl\_Chart.html --- ## [Sigmund opcode?](https://forum.csound.com/t/sigmund-opcode/1560)
**Author:** [@Gusadel](https://forum.csound.com/u/Gusadel)\ **Replies:** 0\ **Last updated:** [February 26, 2024, 2:00pm UTC](https://forum.csound.com/t/sigmund-opcode/1560 "2024-02-26T14:00:26Z")
Hello csounders. Is there an opcode similar to sigmund (Max/pd) I mean, multiple tracker of n. partials. Any cue is welcomed. Thanks. --- ## [Rounding values](https://forum.csound.com/t/rounding-values/1549)
**Author:** [@Gppp](https://forum.csound.com/u/Gppp)\ **Replies:** 2\ **Last updated:** [February 24, 2024, 8:08pm UTC](https://forum.csound.com/t/rounding-values/1549 "2024-02-24T20:08:29Z")
Hello, I am wondering if it’s possible to round values generated by a Midi controller. For instance, given kmidctrl\_1\_1 ctrl7 1, 1, 0, 10 outvalue “ctrl1\_1”, kmidctrl\_1\_1 I’d like to have (and display) values with on… --- ## [Python Opcodes Not Installed](https://forum.csound.com/t/python-opcodes-not-installed/1519)
**Author:** [@JimAikin](https://forum.csound.com/u/JimAikin)\ **Replies:** 0\ **Last updated:** [January 19, 2024, 5:28am UTC](https://forum.csound.com/t/python-opcodes-not-installed/1519 "2024-01-19T05:28:16Z")
In Windows 10, I’ve installed the latest version of Csound using Csound6\_x64-windows\_x86\_64-6.18.0-1245.exe. The checkbox for Python was definitely checked during installation, but the Python opcodes are not present. I … --- ## [Implementing widgets](https://forum.csound.com/t/implementing-widgets/1503)
**Author:** [@Gppp](https://forum.csound.com/u/Gppp)\ **Replies:** 1\ **Last updated:** [January 11, 2024, 11:44am UTC](https://forum.csound.com/t/implementing-widgets/1503 "2024-01-11T11:44:48Z")
Hello everyone, I am starting to include widgets in all my old csound files, looking for a way to make this passage quicker. Now I have two basic orchestras, the first one with frequency and amplitude perturbated by a … --- ## [Staring at loops](https://forum.csound.com/t/staring-at-loops/1498)
**Author:** [@tjingboem](https://forum.csound.com/u/tjingboem)\ **Replies:** 7\ **Last updated:** [January 10, 2024, 8:41am UTC](https://forum.csound.com/t/staring-at-loops/1498 "2024-01-10T08:41:34Z")
hi all, i have this head breaker puzzle that i can use help in solving. I have been staring at it and trying a few hours now and my vision has become blurred. It has to do with a loop in a loop. i’m afraid to show one… --- ## [Issue in reading a table with a control](https://forum.csound.com/t/issue-in-reading-a-table-with-a-control/1484)
**Author:** [@Gppp](https://forum.csound.com/u/Gppp)\ **Replies:** 2\ **Last updated:** [December 28, 2023, 9:12pm UTC](https://forum.csound.com/t/issue-in-reading-a-table-with-a-control/1484 "2023-12-28T21:12:32Z")
Hello, I am wondering why a tool always worked in other orchestras in this case doesn’t work at all. I am referring to the following lines, starting from line 28: k\_VCO1\_off invalue “VCO1\_off” ; offset freq gk\_VCO1\_o… --- ## [Walking with Bats (+ Csound Code)](https://forum.csound.com/t/walking-with-bats-csound-code/1468)
**Author:** [@mark\_ferguson](https://forum.csound.com/u/mark_ferguson)\ **Replies:** 2\ **Last updated:** [November 30, 2023, 3:04pm UTC](https://forum.csound.com/t/walking-with-bats-csound-code/1468 "2023-11-30T15:04:03Z")
Greetings Csounders, I’ve just released an album of sound recordings called Walking with Bats: It’s basically a collection of narrated wildlife walks: me plus a handheld ultrasound detector, conveying my e… --- ## [Arrays handling](https://forum.csound.com/t/arrays-handling/1458)
**Author:** [@g\_b](https://forum.csound.com/u/g_b)\ **Replies:** 0\ **Last updated:** [November 25, 2023, 10:07pm UTC](https://forum.csound.com/t/arrays-handling/1458 "2023-11-25T22:07:33Z")
Hi! I am working on a sequencer for CsoundUnity using arrays. Each array has 3 dimensions: steps, notes, note data. Each step can have multiple notes (0 to n), each note has 3 “slots” for now: note number, volume and … --- ## [Threading ctcsound](https://forum.csound.com/t/threading-ctcsound/1429)
**Author:** [@littleowl](https://forum.csound.com/u/littleowl)\ **Replies:** 3\ **Last updated:** [November 16, 2023, 5:03pm UTC](https://forum.csound.com/t/threading-ctcsound/1429 "2023-11-16T17:03:36Z")
Hey Guys, so I am trying to use ctcsound to allow me to pass control info from a pyFLTK GUI Dial into csound ( or rather that is the goal). Performing a ctcsound instance works if I use it as shown in sections 01 and 02 … --- ## [Demystifying ksmps, SW and HW buffers](https://forum.csound.com/t/demystifying-ksmps-sw-and-hw-buffers/1431)
**Author:** [@Lovre](https://forum.csound.com/u/Lovre)\ **Replies:** 5\ **Last updated:** [November 10, 2023, 9:13am UTC](https://forum.csound.com/t/demystifying-ksmps-sw-and-hw-buffers/1431 "2023-11-10T09:13:53Z")
Greetings fellow Csounders! I have problem understanding relationships between ksmps buffer, SW buffer and HW buffer. To be more specific let’s consider following cases: Case 1) ksmps buffer \< SW buffer → will csound … --- ## [Vco2 + distort + moogvcf2 break with certain parameters](https://forum.csound.com/t/vco2-distort-moogvcf2-break-with-certain-parameters/1422)
**Author:** [@g\_b](https://forum.csound.com/u/g_b)\ **Replies:** 4\ **Last updated:** [October 31, 2023, 9:03pm UTC](https://forum.csound.com/t/vco2-distort-moogvcf2-break-with-certain-parameters/1422 "2023-10-31T21:03:50Z")
I am experiencing a weird behaviour that I cannot understand using a combination of vco2, distort and the moogvcf2 filter. With certain parameter settings, the output simply stops working and cannot be recovered (so it s… --- ## [How to make use of -Mm flag for multiple input ports?](https://forum.csound.com/t/how-to-make-use-of-mm-flag-for-multiple-input-ports/1281)
**Author:** [@boonier](https://forum.csound.com/u/boonier)\ **Replies:** 1\ **Last updated:** [October 6, 2023, 9:20am UTC](https://forum.csound.com/t/how-to-make-use-of-mm-flag-for-multiple-input-ports/1281 "2023-10-06T09:20:17Z")
See LISTSERV 16.5 - CSOUND Archives This feature to enable access to multiple midi ports was added in 6.14, but I can’t figure out how to make use of it in ctrl7 (for example). Say I want to use channel 3 of port 2, th… [Previous page](https://forum.csound.com/c/general/5.md) [Next page](https://forum.csound.com/c/general/5.md?page=2)