[VM][WAV_SOUNDER] Fix crash on failed to load without any sound file.

diff --git a/source/src/vm/wav_sounder.cpp b/source/src/vm/wav_sounder.cpp
index eb65900..5a974bb 100644 (file)
--- a/source/src/vm/wav_sounder.cpp
+++ b/source/src/vm/wav_sounder.cpp
@@ -92,21 +92,26 @@ void WAV_SOUNDER::mix(int32_t *buffer, int cnt)
 
 void WAV_SOUNDER::set_volume(int ch, int decibel_l, int decibel_r)
 {
-       volume_l = decibel_to_volume(decibel_l + 6);
-       volume_r = decibel_to_volume(decibel_r + 6);
+       volume_l = decibel_to_volume(decibel_l);
+       volume_r = decibel_to_volume(decibel_r);
 }
 
 bool WAV_SOUNDER::load_data(const _TCHAR *path)
 {
        if(path == NULL) return false;
-       
+       bool stat = false;
        _TCHAR sname[128];
        const _TCHAR *s;
        s = create_local_path(path);
        p_emu->load_sound_file(this_device_id, s, &_data, &dst_size);
-       snprintf(sname, 127, "WAV SOUNDER #%d:%s", this_device_id, path);
+       if((_data == NULL) || (dst_size <= 0)) {
+               snprintf(sname, 127, "WAV SOUNDER #%d:%s (FAILED)", this_device_id, path);
+       } else {
+               snprintf(sname, 127, "WAV SOUNDER #%d:%s", this_device_id, path);
+               stat = true;
+       }
        this->set_device_name((const _TCHAR *)sname);
-       return true;
+       return stat;
 }
 
 const _TCHAR *WAV_SOUNDER::get_file_name(void)