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No commits in common. "29ca3ebabd98a25a15ac8a2fd5bb25ce0bd53c6f" and "0b5db1314f1a2c3908619a43a61d35b5270eda9b" have entirely different histories.
29ca3ebabd
...
0b5db1314f
5
Makefile
5
Makefile
@ -3,8 +3,6 @@ all:
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DOMAIN ?= karchnu.fr
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get-certificate-info:
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openssl s_client -connect $(DOMAIN):443
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verify-web-certificate-dates:
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echo | openssl s_client -connect $(DOMAIN):443 2>/dev/null | openssl x509 -noout -dates
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show-connected-ipv4:
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@# Don't forget the double $$ since we are in a Makefile.
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@ -20,6 +18,3 @@ which-bin-uses-this-port:
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MAIL_DOMAIN ?= mail.karchnu.fr
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verify-mail-certificate:
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echo | openssl s_client -starttls smtp -showcerts -connect $(MAIL_DOMAIN):587 -servername $(MAIL_DOMAIN) | openssl x509 -noout -dates
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verify-mail-imap-certificate:
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echo | openssl s_client -showcerts -connect $(MAIL_DOMAIN):993 -servername $(MAIL_DOMAIN) | openssl x509 -noout -dates
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@ -1,63 +1,51 @@
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#!/bin/bash
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set -x
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# TODO: good codebase, need parameters and make a more generic tool
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# WARNING: this codebase is now updated in the "alpine.mk" makefile.
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# A makefile is a better option than a plain shell script, it enables
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# an automatic selection of the action to perform (by just selecting
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# the "rule" to make), without dedicated code.
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APKPKT=apk-tools-static-2.10.1-r0.apk
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#APKPKT=apk-tools-static-2.10.1-r0.apk
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#mirror=http://uk.alpinelinux.org/alpine/
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mirror=http://dl-cdn.alpinelinux.org/alpine
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MAIN_DIR=/tmp/root
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CHROOT=$MAIN_DIR/chroot
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mirror=http://uk.alpinelinux.org/alpine/
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MAINREP=/media/fast/al
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CHROOT=$MAINREP/chroot
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PACKAGES="vim zsh"
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#POSTPACKAGES="alpine-sdk git openssh openssl openssl-dev crystal"
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POSTPACKAGES=""
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chroot_mkdir(){
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mkdir -p $CHROOT || true
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}
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#chroot_apk_static(){
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# cd ${MAIN_DIR}/
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#
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# if [ -f ${APKPKT} ]; then
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# echo "apk already downloaded"
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# else
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# wget ${mirror}/latest-stable/main/`uname -p`/${APKPKT}
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# tar -xzf ${APKPKT}
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# fi
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#}
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POSTPACKAGES="alpine-sdk git openssh openssl openssl-dev crystal"
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chroot_install(){
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cd ${MAIN_DIR}/
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mkdir -p $CHROOT
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cd ${MAINREP}/
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#${MAIN_DIR}/sbin/apk.static -X ${mirror}/latest-stable/main -U --allow-untrusted --root ${CHROOT} --initdb add alpine-base $PACKAGES
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apk --arch $(arch) -X ${mirror}/latest-stable/main/ -U --allow-untrusted --root ${CHROOT} --initdb add alpine-base
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if [ -f ${APKPKT} ]; then
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echo "apk already downloaded"
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else
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wget ${mirror}/latest-stable/main/`uname -p`/${APKPKT}
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tar -xzf ${APKPKT}
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fi
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${MAINREP}/sbin/apk.static -X ${mirror}/latest-stable/main -U --allow-untrusted --root ${CHROOT} --initdb add alpine-base $PACKAGES
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cp /etc/resolv.conf $CHROOT/etc/
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#cp -r ~/.zsh* ~/.vim* ${CHROOT}/root
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#echo export PS1=\"\(chroot\) \$PS1\" >> ${CHROOT}/root/.zshrc
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cp -r ~/.zsh* ~/.vim* ${CHROOT}/root
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echo export PS1=\"\(chroot\) \$PS1\" >> ${CHROOT}/root/.zshrc
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cat << END > $CHROOT/etc/apk/repositories
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http://uk.alpinelinux.org/alpine/latest-stable/main
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http://uk.alpinelinux.org/alpine/latest-stable/community
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http://uk.alpinelinux.org/alpine/edge/main
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http://uk.alpinelinux.org/alpine/edge/community
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END
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}
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chroot_mount(){
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for a in proc sys dev; do mount -o bind /$a ${CHROOT}/$a; done
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mount -t proc /proc ${CHROOT}/proc/
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mount -o bind /sys ${CHROOT}/sys/
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mount -o bind /dev ${CHROOT}/dev/
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}
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chroot_env(){
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chroot ${CHROOT} /bin/sh
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#chroot ${CHROOT} /bin/zsh -l
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chroot ${CHROOT} /bin/zsh -l
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}
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chroot_post(){
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#${MAIN_DIR}/sbin/apk.static --root ${CHROOT} add $POSTPACKAGES
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${MAINREP}/sbin/apk.static --root ${CHROOT} add $POSTPACKAGES
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# chroot ${CHROOT} /bin/zsh -l "apk update && apk upgrade && apk add $POSTPACKAGES"
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}
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@ -71,8 +59,6 @@ ask(){
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fi
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}
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chroot_mkdir
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#ask chroot_apk_static
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ask chroot_install
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ask chroot_mount
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ask chroot_post
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33
c/Makefile
33
c/Makefile
@ -1,33 +0,0 @@
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#SOURCE= vlc
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#CFLAGS=$(shell pkg-config --libs vlc)
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#
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#all: compilationvlc
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#
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#compilationvlc:
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# $(CC) $(SOURCE).c -o $(SOURCE) $(CFLAGS)
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CC=clang
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CFLAGS=-c -Wall -g
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LDFLAGS=
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CFILES=$(wildcard *.c) # CFILES => recompiles everything on a C file change
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EXEC=$(basename $(wildcard *.c))
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#SOURCES=$(wildcard *.c)
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TESTS=$(addsuffix .test, $(EXEC))
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all: $(SOURCES) $(EXEC)
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$(EXEC): $(CFILES)
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$(CC) $(LDFLAGS) $@.c -o $@
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.c.o:
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$(CC) $(CFLAGS) $< -o $@
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clean:
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@-rm $(EXEC)
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# to test a binary "prog" : make prog.test
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$(TESTS):
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valgrind --leak-check=full -v --track-origins=yes ./$(basename $@)
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test: all $(TESTS)
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@ -1,4 +0,0 @@
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all: compilation
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compilation:
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clang -o distortion $$(pkg-config --libs --cflags sndfile) -lm distort.c
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131
c/distort.c
131
c/distort.c
@ -6,22 +6,18 @@
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#define BUFFER_LEN 1024
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void applyOverdriveDistortion (SNDFILE *inputFile, SNDFILE *outputFile);
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void applyFuzzDistortion (SNDFILE *inputFile, SNDFILE *outputFile);
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void applyDistortion (SNDFILE *inputFile, SNDFILE *outputFile);
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void applyBoostDistortion (SNDFILE *inputFile, SNDFILE *outputFile, float gain);
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int main(int argc, char **argv) {
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int distortionLevel;
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SNDFILE *infile, *outfile;
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SF_INFO sfinfo;
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double buffer[BUFFER_LEN];
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// Check for distortion level argument
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if (argc < 3) {
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printf("Usage: %s distortion-type distortion_level\n", argv[0]);
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if (argc < 2) {
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printf("Usage: %s distortion_level\n", argv[0]);
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return 1;
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}
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distortionLevel = atoi(argv[2]);
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distortionLevel = atoi(argv[1]);
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// Open standard input as input file
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if (!(infile = sf_open_fd(0, SFM_READ, &sfinfo, 0))) {
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@ -35,34 +31,16 @@ int main(int argc, char **argv) {
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return 1;
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}
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if (memcmp(argv[1], "overdrive", strlen("overdrive")) == 0) {
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fprintf(stderr, "overdrive\n");
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applyOverdriveDistortion(infile, outfile);
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}
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if (memcmp(argv[1], "fuzz", strlen("fuzz")) == 0) {
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fprintf(stderr, "fuzz\n");
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applyFuzzDistortion(infile, outfile);
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}
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if (memcmp(argv[1], "distortion", strlen("distortion")) == 0) {
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fprintf(stderr, "distortion\n");
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applyDistortion(infile, outfile);
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}
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if (memcmp(argv[1], "boost", strlen("boost")) == 0) {
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fprintf(stderr, "boost\n");
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applyBoostDistortion(infile, outfile, distortionLevel);
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}
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// Read and process data
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while (sf_read_double(infile, buffer, BUFFER_LEN) > 0) {
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for (int i=0; i<BUFFER_LEN; i++) {
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// Add distortion to the sample
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buffer[i] = buffer[i] * (1.0 + (distortionLevel/100.0) * sin(2.0 * M_PI * buffer[i]));
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}
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// // Read and process data
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// double buffer[BUFFER_LEN];
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// while (sf_read_double(infile, buffer, BUFFER_LEN) > 0) {
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// for (int i=0; i<BUFFER_LEN; i++) {
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// // Add distortion to the sample
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// buffer[i] = buffer[i] * (1.0 + (distortionLevel/100.0) * sin(2.0 * M_PI * buffer[i]));
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// }
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//
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// // Write the processed sample to the output file
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// sf_write_double(outfile, buffer, BUFFER_LEN);
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// }
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// Write the processed sample to the output file
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sf_write_double(outfile, buffer, BUFFER_LEN);
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}
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// Close files
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sf_close(infile);
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@ -70,86 +48,3 @@ int main(int argc, char **argv) {
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return 0;
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}
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// TODO: use these functions
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// function to apply overdrive distortion to an audio signal using sndfile API
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void applyOverdriveDistortion(SNDFILE *inputFile, SNDFILE *outputFile)
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{
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// read in the data from the input file
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int bufferSize = 1024;
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float *inputBuffer = malloc(bufferSize * sizeof(float));
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int framesRead;
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while ((framesRead = sf_readf_float(inputFile, inputBuffer, bufferSize))) {
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// apply overdrive distortion
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for (int i = 0; i < framesRead; i++) {
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float x = inputBuffer[i];
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float y = (1 + x) * (1 + x) / (1 + 2 * x + x * x);
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inputBuffer[i] = y;
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}
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// write processed data to output file
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sf_writef_float(outputFile, inputBuffer, framesRead);
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}
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free(inputBuffer);
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}
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// function to apply fuzz distortion to an audio signal using sndfile API
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void applyFuzzDistortion(SNDFILE *inputFile, SNDFILE *outputFile)
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{
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// read in the data from the input file
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int bufferSize = 1024;
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float *inputBuffer = malloc(bufferSize * sizeof(float));
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int framesRead;
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while ((framesRead = sf_readf_float(inputFile, inputBuffer, bufferSize))) {
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// apply fuzz distortion
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for (int i = 0; i < framesRead; i++) {
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float x = inputBuffer[i];
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float y = x / (1 + fabs(x));
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inputBuffer[i] = y;
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}
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// write processed data to output file
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sf_writef_float(outputFile, inputBuffer, framesRead);
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}
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free(inputBuffer);
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}
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// function to apply distortion to an audio signal using sndfile API
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void applyDistortion(SNDFILE *inputFile, SNDFILE *outputFile)
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{
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// read in the data from the input file
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int bufferSize = 1024;
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float *inputBuffer = malloc(bufferSize * sizeof(float));
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int framesRead;
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while ((framesRead = sf_readf_float(inputFile, inputBuffer, bufferSize))) {
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// apply distortion
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for (int i = 0; i < framesRead; i++) {
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float x = inputBuffer[i];
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float y = x / (1 + fabs(x));
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y = y * 0.5 + 0.5;
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inputBuffer[i] = y;
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}
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// write processed data to output file
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sf_writef_float(outputFile, inputBuffer, framesRead);
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}
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free(inputBuffer);
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}
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// function to apply boost to an audio signal using sndfile API
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void applyBoostDistortion(SNDFILE *inputFile, SNDFILE *outputFile, float gain)
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{
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// read in the data from the input file
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int bufferSize = 1024;
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float *inputBuffer = malloc(bufferSize * sizeof(float));
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int framesRead;
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while ((framesRead = sf_readf_float(inputFile, inputBuffer, bufferSize))) {
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// apply boost
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for (int i = 0; i < framesRead; i++) {
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float x = inputBuffer[i];
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float y = x * gain;
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inputBuffer[i] = y;
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}
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// write processed data to output file
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sf_writef_float(outputFile, inputBuffer, framesRead);
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}
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free(inputBuffer);
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}
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29
mk/alpine.mk
29
mk/alpine.mk
@ -1,29 +0,0 @@
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CHROOT ?= /tmp/root
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ARCH ?= x86_64
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VERSION ?= v3.20
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MIRROR ?= http://uk.alpinelinux.org/alpine/
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URL_REPOS ?= $(MIRROR)$(VERSION)
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enter:
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chroot $(CHROOT) /bin/sh
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install:
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@echo "creating a new alpine $(VERSION) chroot"
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mkdir -p $(CHROOT)
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apk --arch $(ARCH) -X $(URL_REPOS)/main/ -U --allow-untrusted --root $(CHROOT) --initdb add alpine-base
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cp /etc/resolv.conf $(CHROOT)/etc/
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echo "$(URL_REPOS)/main" > $(CHROOT)/etc/apk/repositories
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echo "$(URL_REPOS)/community" >> $(CHROOT)/etc/apk/repositories
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mount:
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for a in proc sys dev; do mount -o bind /$$a $(CHROOT)/$$a; done
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unmount:
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-umount $(CHROOT)/proc
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-umount $(CHROOT)/sys
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-umount $(CHROOT)/dev
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delete: unmount
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rm -r $(CHROOT)
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new: install mount enter
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Loading…
Reference in New Issue
Block a user