GetSoundWaveData - Revision history

Sousateew: "if ( waveData )" in for?

2023-01-03T06:09:05Z

"if ( waveData )" in for?

← Older revision		Revision as of 06:09, 3 January 2023
Line 47:		Line 47:
	if (isElement (soundHandler)) then		if (isElement (soundHandler)) then
	local waveData = getSoundWaveData (soundHandler, samples)		local waveData = getSoundWaveData (soundHandler, samples)
	~~for i=0, samples-1 do~~		if (waveData) then -- Avoid NaN values.
	if (waveData) then -- Avoid NaN values.		for i=0, samples-1 do
	dxDrawRectangle (i, 128, 1, math.abs (waveData[i]) * 128)		dxDrawRectangle (i, 128, 1, math.abs (waveData[i]) * 128)
	end		end
Line 66:		Line 66:
	if (isElement (soundHandler)) then		if (isElement (soundHandler)) then
	local waveData = getSoundWaveData (soundHandler, samples)		local waveData = getSoundWaveData (soundHandler, samples)
	~~for i=0, samples-1 do~~		if (waveData) then -- Avoid NaN values.
	if (waveData) then -- Avoid NaN values.		for i=0, samples-1 do
	dxDrawRectangle (i, 128, 1, math.abs (waveData[i]) * -128)		dxDrawRectangle (i, 128, 1, math.abs (waveData[i]) * -128)
	end		end
Line 86:		Line 86:
	if (isElement (soundHandler)) then		if (isElement (soundHandler)) then
	local waveData = getSoundWaveData (soundHandler, samples)		local waveData = getSoundWaveData (soundHandler, samples)
	~~for i=0, samples-1 do~~		if (waveData) then -- Avoid NaN values.
	if (waveData) then -- Avoid NaN values.		for i=0, samples-1 do
	dxDrawRectangle ((x-samples)+i, y-128, 1, waveData[i] * 128)		dxDrawRectangle ((x-samples)+i, y-128, 1, waveData[i] * 128)
	end		end

Turret001: Reverted edits by Ameir (talk) to last revision by Alvesvin

2021-09-26T16:35:28Z

Reverted edits by Ameir (talk) to last revision by Alvesvin

@@ Line 1: / Line 1: @@
-'''Hacked By Ameir'''
+__NOTOC__
-''add me on''
+{{Client function}}
-[http://facebook.com/AhmedAlramSisYy facebook]
+This function gets the wave form data for an audio stream which is a table of floats representing the current audio frame as a wave.

Ameir: Replaced content with "'''Hacked By Ameir''' ''add me on'' [http://facebook.com/AhmedAlramSisYy facebook]"

2021-09-26T16:34:38Z

Replaced content with "'''Hacked By Ameir''' ''add me on'' [http://facebook.com/AhmedAlramSisYy facebook]"

@@ Line 1: / Line 1: @@
-__NOTOC__
+'''Hacked By Ameir'''
-{{Client function}}
+''add me on''
-This function gets the wave form data for an audio stream which is a table of floats representing the current audio frame as a wave.
+[http://facebook.com/AhmedAlramSisYy facebook]

Alvesvin at 23:45, 17 August 2021

2021-08-17T23:45:25Z

← Older revision		Revision as of 23:45, 17 August 2021
Line 106:		Line 106:
	[[hu:getSoundWaveData]]		[[hu:getSoundWaveData]]
	[[ar:getSoundWaveData]]		[[ar:getSoundWaveData]]
			[[pt-br:getSoundWaveData]]

Olez14: There was a problem where waveData could be false and "if (waveData[i] == waveData[i]) then" giving error, because script can't index a boolean value

2020-04-12T01:44:08Z

There was a problem where waveData could be false and "if (waveData[i] == waveData[i]) then" giving error, because script can't index a boolean value

← Older revision		Revision as of 01:44, 12 April 2020
Line 48:		Line 48:
	local waveData = getSoundWaveData (soundHandler, samples)		local waveData = getSoundWaveData (soundHandler, samples)
	for i=0, samples-1 do		for i=0, samples-1 do
	if (waveData~~[i] == waveData[i]~~) then -- Avoid NaN values.		if (waveData) then -- Avoid NaN values.
	dxDrawRectangle (i, 128, 1, math.abs (waveData[i]) * 128)		dxDrawRectangle (i, 128, 1, math.abs (waveData[i]) * 128)
	end		end
Line 67:		Line 67:
	local waveData = getSoundWaveData (soundHandler, samples)		local waveData = getSoundWaveData (soundHandler, samples)
	for i=0, samples-1 do		for i=0, samples-1 do
	if (waveData~~[i] == waveData[i]~~) then -- Avoid NaN values.		if (waveData) then -- Avoid NaN values.
	dxDrawRectangle (i, 128, 1, math.abs (waveData[i]) * -128)		dxDrawRectangle (i, 128, 1, math.abs (waveData[i]) * -128)
	end		end
Line 87:		Line 87:
	local waveData = getSoundWaveData (soundHandler, samples)		local waveData = getSoundWaveData (soundHandler, samples)
	for i=0, samples-1 do		for i=0, samples-1 do
	if (waveData~~[i] == waveData[i]~~) then -- Avoid NaN values.		if (waveData) then -- Avoid NaN values.
	dxDrawRectangle ((x-samples)+i, y-128, 1, waveData[i] * 128)		dxDrawRectangle ((x-samples)+i, y-128, 1, waveData[i] * 128)
	end		end

LordHenry: /* Example */

2020-01-22T20:00:56Z

Example

← Older revision		Revision as of 20:00, 22 January 2020
Line 42:		Line 42:
	<syntaxhighlight lang="lua">		<syntaxhighlight lang="lua">
	soundHandler = playSound ("audio.mp3")		soundHandler = playSound ("audio.mp3")
			local samples = 256

	function renderWave ()		function renderWave ()
	if (isElement (soundHandler)) then		if (isElement (soundHandler)) then
	waveData = getSoundWaveData (soundHandler, samples)		local waveData = getSoundWaveData (soundHandler, samples)
	for i=0, samples-1 do		for i=0, samples-1 do
	if (waveData[i] == waveData[i]) then -- Avoid NaN values.		if (waveData[i] == waveData[i]) then -- Avoid NaN values.
Line 60:		Line 61:
	<syntaxhighlight lang="lua">		<syntaxhighlight lang="lua">
	soundHandler = playSound ("audio.mp3")		soundHandler = playSound ("audio.mp3")
			local samples = 256

	function renderWave ()		function renderWave ()
	if (isElement (soundHandler)) then		if (isElement (soundHandler)) then
	waveData = getSoundWaveData (soundHandler, samples)		local waveData = getSoundWaveData (soundHandler, samples)
	for i=0, samples-1 do		for i=0, samples-1 do
	if (waveData[i] == waveData[i]) then -- Avoid NaN values.		if (waveData[i] == waveData[i]) then -- Avoid NaN values.
	dxDrawRectangle (i, 128, 1, math.abs (waveData[i]) * -128)		dxDrawRectangle (i, 128, 1, math.abs (waveData[i]) * -128)
			end
			end
			end
			end
			addEventHandler ("onClientRender", root, renderWave)
			</syntaxhighlight>
			</section>
			This example creates a sound viewer on the bottom right corner of the screen.
			<section name="Client" class="client" show="true">
			<syntaxhighlight lang="lua">
			soundHandler = playSound ("audio.mp3")
			local x, y = guiGetScreenSize ()
			local samples = 256

			function renderWave ()
			if (isElement (soundHandler)) then
			local waveData = getSoundWaveData (soundHandler, samples)
			for i=0, samples-1 do
			if (waveData[i] == waveData[i]) then -- Avoid NaN values.
			dxDrawRectangle ((x-samples)+i, y-128, 1, waveData[i] * 128)
	end		end
	end		end

LordHenry: /* Example */

2020-01-22T19:46:59Z

Example

@@ Line 20: / Line 20: @@
 ==Example==
 <section name="Client" class="client" show="true">
 <syntaxhighlight lang="lua">
@@ Line 35: / Line 36: @@
 end
 addEventHandler ( "onClientRender", getRootElement(), onSoundPlayRender )
 </syntaxhighlight>
 </section>

Surge at 12:52, 19 July 2018

2018-07-19T12:52:56Z

← Older revision		Revision as of 12:52, 19 July 2018
Line 45:		Line 45:
	{{Client_audio_functions}}		{{Client_audio_functions}}

			[[hu:getSoundWaveData]]
	[[ar:getSoundWaveData]]		[[ar:getSoundWaveData]]

SDraw at 18:50, 10 July 2018

2018-07-10T18:50:56Z

← Older revision		Revision as of 18:50, 10 July 2018
Line 29:		Line 29:
	if ( waveData ) then		if ( waveData ) then
	for i=0,255 do		for i=0,255 do
	dxDrawRectangle ( i, 128, 1, waveData[i] * ~~256~~)		dxDrawRectangle ( i, 128, 1, waveData[i] * 128)
	end		end
	end		end

SDraw at 18:22, 10 July 2018

2018-07-10T18:22:44Z

← Older revision		Revision as of 18:22, 10 July 2018
Line 15:		Line 15:

	===Returns===		===Returns===
	Returns a [[table]] of '''iSamples'''/2 ''floats'' representing the current audio frame waveform.		Returns a [[table]] of '''iSamples''' ''floats'' representing the current audio frame waveform.
	Returns ''false'' if the sound is not playing yet or hasn't buffered in the		Returns ''false'' if the sound is not playing yet or hasn't buffered in the
	case of streams.		case of streams.