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ericqin

ericqin
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积分:2456

LV8

副总工程师

2012-5-17 22:12:33

直接幅值下面的代码到matlab命令行，回车。听吧~

% Cripple Pachebel's Canon on Matlab
% Have fun

fs = 44100; % sample rate
dt = 1/fs;

T16 = 0.125;

t16 = [0:dt:T16];
[temp k] = size(t16);

t4 = linspace(0,4*T16,4*k);
t8 = linspace(0,2*T16,2*k);

[temp i] = size(t4);
[temp j] = size(t8);

% Modification functions
mod4 = sin(pi*t4/t4(end));
mod8 = sin(pi*t8/t8(end));
mod16 = sin(pi*t16/t16(end));

f0 = 2*146.8; % reference frequency

ScaleTable = [2/3 3/4 5/6 15/16 ...
1 9/8 5/4 4/3 3/2 5/3 9/5 15/8 ...
2 9/4 5/2 8/3 3 10/3 15/4 4 ...
1/2 9/16 5/8];
% 1/4 notes
do0f = mod4.*cos(2*pi*ScaleTable(21)*f0*t4);
re0f = mod4.*cos(2*pi*ScaleTable(22)*f0*t4);
mi0f = mod4.*cos(2*pi*ScaleTable(23)*f0*t4);

fa0f = mod4.*cos(2*pi*ScaleTable(1)*f0*t4);
so0f = mod4.*cos(2*pi*ScaleTable(2)*f0*t4);
la0f = mod4.*cos(2*pi*ScaleTable(3)*f0*t4);
ti0f = mod4.*cos(2*pi*ScaleTable(4)*f0*t4);
do1f = mod4.*cos(2*pi*ScaleTable(5)*f0*t4);
re1f = mod4.*cos(2*pi*ScaleTable(6)*f0*t4);
mi1f = mod4.*cos(2*pi*ScaleTable(7)*f0*t4);
fa1f = mod4.*cos(2*pi*ScaleTable(8)*f0*t4);
so1f = mod4.*cos(2*pi*ScaleTable(9)*f0*t4);
la1f = mod4.*cos(2*pi*ScaleTable(10)*f0*t4);
tb1f = mod4.*cos(2*pi*ScaleTable(11)*f0*t4);
ti1f = mod4.*cos(2*pi*ScaleTable(12)*f0*t4);
do2f = mod4.*cos(2*pi*ScaleTable(13)*f0*t4);
re2f = mod4.*cos(2*pi*ScaleTable(14)*f0*t4);
mi2f = mod4.*cos(2*pi*ScaleTable(15)*f0*t4);
fa2f = mod4.*cos(2*pi*ScaleTable(16)*f0*t4);
so2f = mod4.*cos(2*pi*ScaleTable(17)*f0*t4);
la2f = mod4.*cos(2*pi*ScaleTable(18)*f0*t4);
ti2f = mod4.*cos(2*pi*ScaleTable(19)*f0*t4);
do3f = mod4.*cos(2*pi*ScaleTable(20)*f0*t4);
blkf = zeros(1,i);

% 1/8 notes
fa0e = mod8.*cos(2*pi*ScaleTable(1)*f0*t8);
so0e = mod8.*cos(2*pi*ScaleTable(2)*f0*t8);
la0e = mod8.*cos(2*pi*ScaleTable(3)*f0*t8);
ti0e = mod8.*cos(2*pi*ScaleTable(4)*f0*t8);
do1e = mod8.*cos(2*pi*ScaleTable(5)*f0*t8);
re1e = mod8.*cos(2*pi*ScaleTable(6)*f0*t8);
mi1e = mod8.*cos(2*pi*ScaleTable(7)*f0*t8);
fa1e = mod8.*cos(2*pi*ScaleTable(8)*f0*t8);
so1e = mod8.*cos(2*pi*ScaleTable(9)*f0*t8);
la1e = mod8.*cos(2*pi*ScaleTable(10)*f0*t8);
tb1e = mod8.*cos(2*pi*ScaleTable(11)*f0*t8);
ti1e = mod8.*cos(2*pi*ScaleTable(12)*f0*t8);
do2e = mod8.*cos(2*pi*ScaleTable(13)*f0*t8);
re2e = mod8.*cos(2*pi*ScaleTable(14)*f0*t8);
mi2e = mod8.*cos(2*pi*ScaleTable(15)*f0*t8);
fa2e = mod8.*cos(2*pi*ScaleTable(16)*f0*t8);
so2e = mod8.*cos(2*pi*ScaleTable(17)*f0*t8);
la2e = mod8.*cos(2*pi*ScaleTable(18)*f0*t8);
ti2e = mod8.*cos(2*pi*ScaleTable(19)*f0*t8);
do3e = mod8.*cos(2*pi*ScaleTable(20)*f0*t8);
blke = zeros(1,j);

% 1/16 notes
fa0s = mod16.*cos(2*pi*ScaleTable(1)*f0*t16);
so0s = mod16.*cos(2*pi*ScaleTable(2)*f0*t16);
la0s = mod16.*cos(2*pi*ScaleTable(3)*f0*t16);
ti0s = mod16.*cos(2*pi*ScaleTable(4)*f0*t16);
do1s = mod16.*cos(2*pi*ScaleTable(5)*f0*t16);
re1s = mod16.*cos(2*pi*ScaleTable(6)*f0*t16);
mi1s = mod16.*cos(2*pi*ScaleTable(7)*f0*t16);
fa1s = mod16.*cos(2*pi*ScaleTable(8)*f0*t16);
so1s = mod16.*cos(2*pi*ScaleTable(9)*f0*t16);
la1s = mod16.*cos(2*pi*ScaleTable(10)*f0*t16);
tb1s = mod16.*cos(2*pi*ScaleTable(11)*f0*t16);
ti1s = mod16.*cos(2*pi*ScaleTable(12)*f0*t16);
do2s = mod16.*cos(2*pi*ScaleTable(13)*f0*t16);
re2s = mod16.*cos(2*pi*ScaleTable(14)*f0*t16);
mi2s = mod16.*cos(2*pi*ScaleTable(15)*f0*t16);
fa2s = mod16.*cos(2*pi*ScaleTable(16)*f0*t16);
so2s = mod16.*cos(2*pi*ScaleTable(17)*f0*t16);
la2s = mod16.*cos(2*pi*ScaleTable(18)*f0*t16);
ti2s = mod16.*cos(2*pi*ScaleTable(19)*f0*t16);
do3s = mod16.*cos(2*pi*ScaleTable(20)*f0*t16);
blks = zeros(1,k);

% Blank Block
blkblock = [blkf blkf blkf blkf blkf blkf blkf blkf...
blkf blkf blkf blkf blkf blkf blkf blkf];

% Base Melody
cello = [do1f do1f so0f so0f la0f la0f mi0f mi0f...
fa0f fa0f do0f do0f fa0f fa0f so0f so0f];

% So-FUCKING-Long Melody
violin = [mi2f mi2f re2f re2f do2f do2f ti1f ti1f...
la1f la1f so1f so1f la1f la1f ti1f ti1f ...%
do2f do2f ti1f ti1f la1f la1f so1f so1f...
fa1f fa1f mi1f mi1f fa1f fa1f re1f re1f ...%
do1f mi1f so1f fa1f mi1f do1f mi1f re1f...
do1f la0f do1f so1f fa1f la1f so1f fa1f...%
mi1f do1f re1f ti1f do2f mi2f so2f so1f...
la1f fa1f so1f mi1f do1f do2f blkf blke ti1e ...%
do2e ti1e do2e do1e ti0e so1e re1e mi1e...
do1e do2e ti1e la1e ti1e mi2e so2e la2e...
fa2e mi2e re2e fa2e mi2e re2e do2e ti1e...
la1e so1e fa1e mi1e re1e fa1e mi1e re1e... %%
do1e re1e mi1e fa1e so1e re1e so1e fa1e...
mi1e la1e so1e fa1e so1e fa1e mi1e re1e...
do1e la0e la1e ti1e do2e ti1e la1e so1e...
fa1e mi1e re1e la1e so1e la1e so1e fa1e...%
mi1f mi2e blke re2f re2f blkf do1f mi2f mi2f...
la2f la2f so2f so2f la2f la2f ti2f ti2f...%
do3e blke do2e blke ti1f ti1f blkf la1f do2f do2f...
do2f do2f do2f do2f do2f fa2f re2f so2f...%
so2e mi2s fa2s so2e mi2s fa2s so2s so1s la1s ti1s ...
do2s re2s mi2s fa2s mi2e do2s re2s...
mi2e mi1s fa1s so1s la1s so1s fa1s so1s mi1s fa1s so1s...
fa1e la1s so1s fa1e mi1s re1s mi1s re1s do1s re1s mi1s fa1s so1s la1s...
fa2e la1s so1s la1e ti1s do2s so1s la1s ti1s do2s re2s mi2s fa2s so2s...%
mi2e do2s re2s mi2e re2s do2s re2s ti1s do2s re2s mi2s re2s do2s ti1s...
do2e la1s ti1s do2e do1s re1s mi1s fa1s mi1s re1s mi1s do2s ti1s do2s...
la1e do2s ti1s la1e so1s fa1s so1s fa1s mi1s fa1s so1s la1s ti1s do2s...
la2e do2s ti1s do2e ti1s la1s ti1s do2s re2s do2s ti1s do1s la1s ti1s...%%
do2e blke blkf ti1e blke blkf la1e blke blkf do2e blke blkf...
do1e blke blkf do1e blke blkf do1e blke blkf do1e blke blkf...%
blkf so1e blke blkf so1e blke blkf mi1e blke blkf so1e blke...
blkf fa1e blke blkf mi1e blke blkf fa1e blke blkf re2e blke...%
mi2e mi1e fa1e mi1e re1e re2e mi2e re2e do2e mi1e do1e do2e ti1e so0e fa0e so0e...
la0e la1e so1e la1e so1e so0e fa0e so0e do1e la1e so1e la1e ti1e ti0e la0e ti0e...%
do1e do2e re2e do2e ti1e ti0e do1e ti0e la0e la1e so1e la1e ti1e ti0e mi1e re1e...
do1e do2e re2e fa2e mi2e mi1e so1e mi2e do2e fa2e mi2e fa2e re2e so1e fa1e so1e...%
mi1e so1e so1e so1e so1e so1e so1e so1e mi1e mi1e mi1e mi1e mi1e mi1e so1e so1e...
fa1e fa1e fa1e do2e do2e do2e do2e do2e do2e do2e la1e la1e so1e so1e re2e ti1e...%%
so1e mi2e mi2e mi2e re2e re2e re2e re2e do2e do2e do2e do2e so2e so2e so2e so2e...
la2e la2e la2e la2e so2e so2e so2e so2e la2e la2e la2e la2e ti2e ti1e ti1e ti1e...%
do2e do1s re1s mi1e do1e ti0e ti1s do2s re2e ti1e la1e la0s ti0s do1e la0e ti0e so1s fa1s mi1e re1e...
do1e mi1s re1s do1e fa1e mi1e do1s re1s mi1e so1e fa1e la1s so1s fa1e mi1e re1e so1s fa1s mi1e re1e...%
mi1e do2s ti1s do2e mi1e so1e so1s la1s ti1e so1e mi1e do2s re2s mi2e do2e mi2e mi2s re2s do2e ti1e...
la1e la1s so1s la1e ti1e do2e mi2s re2s do2e mi2e fa2e do2s ti1s la1e la1e so1e re1e so1e so1e...%
so1f so1f so1f so1f do1f do1f do1f so1f...
fa1f fa1f so1f so1f fa1f do1f do1f do1e ti0e...%
do1f do2f ti1f ti1f la1f la1f so1f so1f...
do1f do1e re1e mi1f mi1f do2f do2f ti1f ti1f...%%
do2f];

% cello
c1 = [cello cello cello cello cello...
cello cello cello cello cello...
cello cello cello cello cello...
cello cello cello cello cello...
cello cello cello blkf];
% violin1
v1 = [blkblock violin blkblock blkblock];
% violin2
v2 = [blkblock blkblock violin blkblock];
% violin3
v3 = [blkblock blkblock blkblock violin];

% Get dirty
s = c1+v1+v2+v3;
s = s/max(s);

sound(s,fs);

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		2 asnowgober asnowgober 离线 LV6 高级工程师积分：441 \| 主题：62 \| 帖子：100 访问空间发消息积分:441 LV6 高级工程师 2012-5-17 23:45:50 倒数6
		最炫民族风： %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% % Most shining national wind//最炫民族风 on Matlab % The Modification is from "canon", not by me fs = 44100; % sample rate dt = 1/fs; T16 = 0.125; t16 = [0:dt:T16]; [temp k] = size(t16); t4 = linspace(0,4T16,4k); t8 = linspace(0,2T16,2k); [temp i] = size(t4); [temp j] = size(t8); % Modification functions mod4=(t4.^4).exp(-30(t4.^0.5)); mod4=mod4(1/max(mod4)); mod8=(t8.^4).exp(-50(t8.^0.5)); mod8=mod8(1/max(mod8)); mod16=(t16.^4).exp(-90(t16.^0.5)); mod16=mod16(1/max(mod16)); f0 = 2146.8; % reference frequency ScaleTable = [2/3 3/4 5/6 15/16 ... 1 9/8 5/4 4/3 3/2 5/3 9/5 15/8 ... 2 9/4 5/2 8/3 3 10/3 15/4 4 ... 1/2 9/16 5/8]; % 1/4 notes do0f = mod4.cos(2piScaleTable(21)f0t4); re0f = mod4.cos(2piScaleTable(22)f0t4); mi0f = mod4.cos(2piScaleTable(23)f0t4); fa0f = mod4.cos(2piScaleTable(1)f0t4); so0f = mod4.cos(2piScaleTable(2)f0t4); la0f = mod4.cos(2piScaleTable(3)f0t4); ti0f = mod4.cos(2piScaleTable(4)f0t4); do1f = mod4.cos(2piScaleTable(5)f0t4); re1f = mod4.cos(2piScaleTable(6)f0t4); mi1f = mod4.cos(2piScaleTable(7)f0t4); fa1f = mod4.cos(2piScaleTable(8)f0t4); so1f = mod4.cos(2piScaleTable(9)f0t4); la1f = mod4.cos(2piScaleTable(10)f0t4); tb1f = mod4.cos(2piScaleTable(11)f0t4); ti1f = mod4.cos(2piScaleTable(12)f0t4); do2f = mod4.cos(2piScaleTable(13)f0t4); re2f = mod4.cos(2piScaleTable(14)f0t4); mi2f = mod4.cos(2piScaleTable(15)f0t4); fa2f = mod4.cos(2piScaleTable(16)f0t4); so2f = mod4.cos(2piScaleTable(17)f0t4); la2f = mod4.cos(2piScaleTable(18)f0t4); ti2f = mod4.cos(2piScaleTable(19)f0t4); do3f = mod4.cos(2piScaleTable(20)f0t4); blkf = zeros(1,i); % 1/8 notes do0e = mod8.cos(2piScaleTable(21)f0t8); re0e = mod8.cos(2piScaleTable(22)f0t8); mi0e = mod8.cos(2piScaleTable(23)f0t8); fa0e = mod8.cos(2piScaleTable(1)f0t8); so0e = mod8.cos(2piScaleTable(2)f0t8); la0e = mod8.cos(2piScaleTable(3)f0t8); ti0e = mod8.cos(2piScaleTable(4)f0t8); do1e = mod8.cos(2piScaleTable(5)f0t8); re1e = mod8.cos(2piScaleTable(6)f0t8); mi1e = mod8.cos(2piScaleTable(7)f0t8); fa1e = mod8.cos(2piScaleTable(8)f0t8); so1e = mod8.cos(2piScaleTable(9)f0t8); la1e = mod8.cos(2piScaleTable(10)f0t8); tb1e = mod8.cos(2piScaleTable(11)f0t8); ti1e = mod8.cos(2piScaleTable(12)f0t8); do2e = mod8.cos(2piScaleTable(13)f0t8); re2e = mod8.cos(2piScaleTable(14)f0t8); mi2e = mod8.cos(2piScaleTable(15)f0t8); fa2e = mod8.cos(2piScaleTable(16)f0t8); so2e = mod8.cos(2piScaleTable(17)f0t8); la2e = mod8.cos(2piScaleTable(18)f0t8); ti2e = mod8.cos(2piScaleTable(19)f0t8); do3e = mod8.cos(2piScaleTable(20)f0t8); blke = zeros(1,j); % 1/16 notes do0s = mod16.cos(2piScaleTable(21)f0t16); re0s = mod16.cos(2piScaleTable(22)f0t16); mi0s = mod16.cos(2piScaleTable(23)f0t16); fa0s = mod16.cos(2piScaleTable(1)f0t16); so0s = mod16.cos(2piScaleTable(2)f0t16); la0s = mod16.cos(2piScaleTable(3)f0t16); ti0s = mod16.cos(2piScaleTable(4)f0t16); do1s = mod16.cos(2piScaleTable(5)f0t16); re1s = mod16.cos(2piScaleTable(6)f0t16); mi1s = mod16.cos(2piScaleTable(7)f0t16); fa1s = mod16.cos(2piScaleTable(8)f0t16); so1s = mod16.cos(2piScaleTable(9)f0t16); la1s = mod16.cos(2piScaleTable(10)f0t16); tb1s = mod16.cos(2piScaleTable(11)f0t16); ti1s = mod16.cos(2piScaleTable(12)f0t16); do2s = mod16.cos(2piScaleTable(13)f0t16); re2s = mod16.cos(2piScaleTable(14)f0t16); mi2s = mod16.cos(2piScaleTable(15)f0t16); fa2s = mod16.cos(2piScaleTable(16)f0t16); so2s = mod16.cos(2piScaleTable(17)f0t16); la2s = mod16.cos(2piScaleTable(18)f0t16); ti2s = mod16.cos(2piScaleTable(19)f0t16); do3s = mod16.cos(2piScaleTable(20)f0*t16); blks = zeros(1,k); % Melody by Schau_mal part0 = [mi1f la0e la0e do1f mi1f ... re1e re1s mi1s re1e do1e re1e do1e la0f ... mi1f la0e la0e do1f mi1f ... so1e re1s mi1s re1e do1e re1e do1e ti0e so0e ... mi1f la0e la0e do1f mi1f ... re1e re1s mi1s re1e do1e re1e do1e la0e so0e ... mi1f la0e la0e do1f mi1f ... so1e mi1e blkf blkf blkf ... ]; part1 = [la0f la0e so0e la0f la0e do1e ... do1f re1e do1e la0f la0f ... do1f do1e so0e do1e re1e mi1e so1e ... so1e mi1e re1f mi1f mi1f ... la1e la1e la1e so1e mi1e mi1f do1e ... la0e la0e la0e mi1e re1s mi1s re1e re1f ... mi1e mi1e so1e mi1e re1e mi1e re1e do1e ... la0f so0f la0f la0f ... ]; part2 = [mi1e mi1e so1e mi1e mi1e so1e so1e la1e ... do2e la1e so1f la1s do2s la1e la1f ... la0f la0e so0e la0f do1f ... re1e mi1s re1s do1e re1e mi1f mi1f ... la0e la1e la1e so1e re1e mi1s re1s do1e re1e ... mi1f mi1f blke blke blkf ... do1e la0e la0e do1e re1f so0e so0e ... mi1e so1e mi1e re1e do1f do1f ... la0e do1e re1e mi1e re1e do1e so0e mi0e ... la0f la0f blke blke blkf ... ]; part3 = [la0f la0e so0e la0f do1f ... re1e mi1s re1s do1e re1e mi1f mi1f ... la0e la1e la1e so1e re1e mi1s re1s do1e re1e ... mi1f mi1f blke blke blkf ... do1e la0e la0e do1e re1f so0e so0e ... mi1e so1e mi1e re1e do1f do1e do1e ... la0e do1e re1e mi1e so1e mi1e mi1e so1e ... la1f la1f la1f la1f ... ]; part4 = [la1e la1s la1s la1e la1e la1e la1s so1s mi1e re1e ... re1e re1s re1s mi1e mi1s so1s mi1e mi1s re1s do1e do1s la0s ... la0f la0e so0e la0f la0e do1e ... re1e mi1s re1s do1e re1e mi1f mi1f ... la1e so1e mi1e re1e so1e mi1e re1e do1e ... do1f do1f la0s do1s re1s mi1s re1s do1s la0s do1s ]; part5 = [do2e do2s do2s la1e la1s la1s so1e so1s so1s mi1e mi1s mi1s ... re1e mi1s re1s do1e la0s so0s la0s so0s do1s re1s mi1s so1s la1s re2s ... do2f do2f blks blks blks blks do1e re1e ... mi1f mi1f mi1f so1e mi1e ... la1f la1f la1e do1e so1e mi1e ... re1f re1e re1s re1s re1e re1e do1e re1e ... mi1f mi1e mi1s mi1s mi1e re1s do1s ti0e do1s re1s ... mi1f mi1f mi1f so1e mi1e ... do2f la1f la1f la1e do1e ... re1f so1f so1f la1f ... ti1f ti1f ti1f ti1f ... ]; part6 = [blkf blkf mi1e so1e mi1e so1e ... mi1f la0e la0s la0s do1f la0e mi1s la0s ... do1e do1s do1s re1e do1s re1s mi1f mi1f ... mi1f la0e la0s la0s so1f re1e re1s re1s ... mi1f mi1f mi1s re1s do1s la0s mi0s re0s mi0s so0s ... do1f la0e la0s la0s re1f so0e so0s so0s ... mi0f so0e so0s so0s do1f do1f ... la0f do1e do1s la0s mi1e mi1s mi1s re1e re1s mi1s ... ]; % Combination, v1 is complete version, v2 is simple version. v1 = [part0 part1 part1 part2 part3 part4 part0 part1 part1 part2 part3 part5 part3 part6 part3]; v2 = [part0 part1 part1 part2 part3 part5 part3 part6 part3]; % Let's rock ^_^ s = v1; s = s/max(s); sound(s,fs); %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% 回复 \| 举报 \|

			3 eric.wentx eric.wentx 离线 LV7 版主积分：46978 \| 主题：485 \| 帖子：17006 访问空间发消息积分:46978 版主 2012-5-19 07:33:00 倒数5
			前些天在师弟的群里看到这个。。。NX 回复 \| 举报 \|

			4 liu1875 liu1875 离线 LV8 副总工程师积分：9255 \| 主题：44 \| 帖子：3379 访问空间发消息积分:9255 LV8 副总工程师 2012-5-19 11:18:37 倒数4
			这论坛上的兄弟们层次和档次越来越高了，好现象呀回复 \| 举报 \|

			5 femng femng 离线 LV2 本网技师积分：174 \| 主题：0 \| 帖子：16 访问空间发消息积分:174 LV2 本网技师 2012-5-22 10:20:37 倒数3
			有点意思哦这叫偏才吗呵呵回复 \| 举报 \|

			6 yuyingyoung yuyingyoung 离线 LV2 本网技师积分：170 \| 主题：9 \| 帖子：10 访问空间发消息积分:170 LV2 本网技师 2012-5-23 17:57:42 倒数2
			LZ 不是一般人啊回复 \| 举报 \|

			7 nypeer nypeer 离线 LV2 本网技师积分：185 \| 主题：3 \| 帖子：26 访问空间发消息积分:185 LV2 本网技师最新回复 2012-5-25 13:45:56 倒数1
			真牛气回复 \| 举报 \|