GUi: add save sample as raw data

src/engine/sample.cpp

@@ -19,6 +19,7 @@
 
 #include "sample.h"
 #include "../ta-log.h"
+#include "../fileutils.h"
 #include <math.h>
 #include <string.h>
 #ifdef HAVE_SNDFILE
@@ -444,6 +445,28 @@ bool DivSample::save(const char* path) {
 #endif
 }
 
+bool DivSample::saveRaw(const char* path) {
+  if (samples<1) {
+    logE("sample is empty though!");
+    return false;
+  }
+
+  FILE* f=ps_fopen(path,"wb");
+  if (f==NULL) {
+    logE("could not save sample: %s!",strerror(errno));
+    return false;
+  }
+  if (depth==DIV_SAMPLE_DEPTH_BRR && getLoopStartPosition(DIV_SAMPLE_DEPTH_BRR)) {\
+    // TODO: BRR loop pos?
+  }
+
+  if (fwrite(getCurBuf(),1,getCurBufLen(),f)!=getCurBufLen()) {
+    logW("did not write entire instrument!");
+  }
+  fclose(f);
+  return true;
+}
+
 // 16-bit memory is padded to 512, to make things easier for ADPCM-A/B.
 bool DivSample::initInternal(DivSampleDepth d, int count) {
   switch (d) {

src/engine/sample.h

@@ -201,6 +201,13 @@ struct DivSample {
    */
   bool save(const char* path);
 
+  /**
+   * save this sample to a file (raw).
+   * @param path a path.
+   * @return whether saving succeeded or not.
+   */
+  bool saveRaw(const char* path);
+
   /**
    * @warning DO NOT USE - internal function
    * initialize sample data.

src/gui/dataList.cpp

@@ -700,6 +700,11 @@ void FurnaceGUI::drawSampleList(bool asChild) {
     if (ImGui::IsItemHovered()) {
       ImGui::SetTooltip("Save");
     }
+    if (ImGui::BeginPopupContextItem("SampleSaveOpt")) {
+      if (ImGui::MenuItem("save raw...")) {
+        doAction(GUI_ACTION_SAMPLE_LIST_SAVE_RAW);
+      }
+    }
     ImGui::SameLine();
     if (ImGui::ArrowButton("SampleUp",ImGuiDir_Up)) {
       doAction(GUI_ACTION_SAMPLE_LIST_MOVE_UP);

src/gui/doAction.cpp

@@ -815,6 +815,9 @@ void FurnaceGUI::doAction(int what) {
     case GUI_ACTION_SAMPLE_LIST_SAVE:
       if (curSample>=0 && curSample<(int)e->song.sample.size()) openFileDialog(GUI_FILE_SAMPLE_SAVE);
       break;
+    case GUI_ACTION_SAMPLE_LIST_SAVE_RAW:
+      if (curSample>=0 && curSample<(int)e->song.sample.size()) openFileDialog(GUI_FILE_SAMPLE_SAVE_RAW);
+      break;
     case GUI_ACTION_SAMPLE_LIST_MOVE_UP:
       if (e->moveSampleUp(curSample)) {
         curSample--;

src/gui/gui.cpp

@@ -1726,6 +1726,16 @@ void FurnaceGUI::openFileDialog(FurnaceGUIFileDialogs type) {
         dpiScale
       );
       break;
+    case GUI_FILE_SAMPLE_SAVE_RAW:
+      if (!dirExists(workingDirSample)) workingDirSample=getHomeDir();
+      hasOpened=fileDialog->openSave(
+        "Load Raw Sample",
+        {"all files", "*"},
+        ".*",
+        workingDirSample,
+        dpiScale
+      );
+      break;
     case GUI_FILE_EXPORT_AUDIO_ONE:
       if (!dirExists(workingDirAudioExport)) workingDirAudioExport=getHomeDir();
       hasOpened=fileDialog->openSave(
@@ -4447,6 +4457,7 @@ bool FurnaceGUI::loop() {
         case GUI_FILE_SAMPLE_OPEN_REPLACE:
         case GUI_FILE_SAMPLE_OPEN_REPLACE_RAW:
         case GUI_FILE_SAMPLE_SAVE:
+        case GUI_FILE_SAMPLE_SAVE_RAW:
           workingDirSample=fileDialog->getPath()+DIR_SEPARATOR_STR;
           break;
         case GUI_FILE_EXPORT_AUDIO_ONE:
@@ -4714,7 +4725,16 @@ bool FurnaceGUI::loop() {
               break;
             case GUI_FILE_SAMPLE_SAVE:
               if (curSample>=0 && curSample<(int)e->song.sample.size()) {
-                e->song.sample[curSample]->save(copyOfName.c_str());
+                if (!e->song.sample[curSample]->save(copyOfName.c_str())) {
+                  showError("could not save sample! open Log Viewer for more information.");
+                }
+              }
+              break;
+            case GUI_FILE_SAMPLE_SAVE_RAW:
+              if (curSample>=0 && curSample<(int)e->song.sample.size()) {
+                if (!e->song.sample[curSample]->saveRaw(copyOfName.c_str())) {
+                  showError("could not save sample! open Log Viewer for more information.");
+                }
               }
               break;
             case GUI_FILE_EXPORT_AUDIO_ONE:

src/gui/gui.h

@@ -365,6 +365,7 @@ enum FurnaceGUIFileDialogs {
   GUI_FILE_SAMPLE_OPEN_REPLACE,
   GUI_FILE_SAMPLE_OPEN_REPLACE_RAW,
   GUI_FILE_SAMPLE_SAVE,
+  GUI_FILE_SAMPLE_SAVE_RAW,
   GUI_FILE_EXPORT_AUDIO_ONE,
   GUI_FILE_EXPORT_AUDIO_PER_SYS,
   GUI_FILE_EXPORT_AUDIO_PER_CHANNEL,
@@ -591,6 +592,7 @@ enum FurnaceGUIActions {
   GUI_ACTION_SAMPLE_LIST_OPEN_RAW,
   GUI_ACTION_SAMPLE_LIST_OPEN_REPLACE_RAW,
   GUI_ACTION_SAMPLE_LIST_SAVE,
+  GUI_ACTION_SAMPLE_LIST_SAVE_RAW,
   GUI_ACTION_SAMPLE_LIST_MOVE_UP,
   GUI_ACTION_SAMPLE_LIST_MOVE_DOWN,
   GUI_ACTION_SAMPLE_LIST_DELETE,

src/gui/guiConst.cpp

@@ -636,6 +636,7 @@ const FurnaceGUIActionDef guiActions[GUI_ACTION_MAX]={
   D("SAMPLE_LIST_OPEN_RAW", "Import raw data", 0),
   D("SAMPLE_LIST_OPEN_REPLACE_RAW", "Import raw data (replace current)", 0),
   D("SAMPLE_LIST_SAVE", "Save", 0),
+  D("SAMPLE_LIST_SAVE_RAW", "Save (raw)", 0),
   D("SAMPLE_LIST_MOVE_UP", "Move up", FURKMOD_SHIFT|SDLK_UP),
   D("SAMPLE_LIST_MOVE_DOWN", "Move down", FURKMOD_SHIFT|SDLK_DOWN),
   D("SAMPLE_LIST_DELETE", "Delete", 0),

src/gui/sampleEdit.cpp

@@ -133,6 +133,12 @@ void FurnaceGUI::drawSampleEdit() {
       if (ImGui::IsItemHovered()) {
         ImGui::SetTooltip("Open");
       }
+      if (ImGui::BeginPopupContextItem("SampleEOpenOpt")) {
+        if (ImGui::MenuItem("import raw...")) {
+          doAction((curSample>=0 && curSample<(int)e->song.sample.size())?GUI_ACTION_SAMPLE_LIST_OPEN_REPLACE_RAW:GUI_ACTION_SAMPLE_LIST_OPEN_RAW);
+        }
+        ImGui::EndPopup();
+      }
       ImGui::SameLine();
       if (ImGui::Button(ICON_FA_FLOPPY_O "##SESave")) {
         doAction(GUI_ACTION_SAMPLE_LIST_SAVE);
@@ -140,6 +146,11 @@ void FurnaceGUI::drawSampleEdit() {
       if (ImGui::IsItemHovered()) {
         ImGui::SetTooltip("Save");
       }
+      if (ImGui::BeginPopupContextItem("SampleESaveOpt")) {
+        if (ImGui::MenuItem("save raw...")) {
+          doAction(GUI_ACTION_SAMPLE_LIST_SAVE_RAW);
+        }
+      }
 
       ImGui::SameLine();