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add ability to save samples

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tildearrow 2021-12-18 01:03:59 -05:00
parent a2357df8bb
commit 4de343eea7
3 changed files with 49 additions and 1 deletions
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44
src/engine/sample.cpp
View file

@ -1,4 +1,48 @@
#include "sample.h"
#include "../ta-log.h"
#include <string.h>
#include <sndfile.h>
const int sampleRates[6]={
4000, 8000, 11025, 16000, 22050, 32000
};
bool DivSample::save(const char* path) {
SNDFILE* f;
SF_INFO si;
memset(&si,0,sizeof(SF_INFO));
if (length<1) return false;
si.channels=1;
si.samplerate=sampleRates[rate];
if (depth==16) {
si.format=SF_FORMAT_PCM_16|SF_FORMAT_WAV;
} else {
si.format=SF_FORMAT_PCM_U8|SF_FORMAT_WAV;
}
f=sf_open(path,SFM_WRITE,&si);
if (f==NULL) {
logE("could not open wave file for saving! %s\n",sf_error_number(sf_error(f)));
return false;
}
if (depth==16) {
sf_writef_short(f,data,length);
} else {
short* cbuf=new short[length];
for (int i=0; i<length; i++) {
cbuf[i]=(data[i]<<8)^0x8000;
}
sf_writef_short(f,cbuf,length);
delete[] cbuf;
}
sf_close(f);
return true;
}
DivSample::~DivSample() {
if (data) delete[] data;

1
src/engine/sample.h
View file

@ -10,6 +10,7 @@ struct DivSample {
short* rendData;
unsigned char* adpcmRendData;
bool save(const char* path);
DivSample():
name(""),
length(0),

5
src/gui/gui.cpp
View file

@ -676,7 +676,7 @@ void FurnaceGUI::drawSampleList() {
}
ImGui::SameLine();
if (ImGui::Button("Save##SampleSave")) {
openFileDialog(GUI_FILE_SAMPLE_SAVE);
if (curSample>=0 && curSample<(int)e->song.sample.size()) openFileDialog(GUI_FILE_SAMPLE_SAVE);
}
ImGui::SameLine();
if (ImGui::ArrowButton("SampleUp",ImGuiDir_Up)) {
@ -1459,6 +1459,9 @@ bool FurnaceGUI::loop() {
e->addSampleFromFile(copyOfName.c_str());
break;
case GUI_FILE_SAMPLE_SAVE:
if (curSample>=0 && curSample<(int)e->song.sample.size()) {
e->song.sample[curSample]->save(copyOfName.c_str());
}
break;
}
curFileDialog=GUI_FILE_OPEN;