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GME cleanup and fixes

Browse source 
Just some stuff backported from SRB2 2.2, well mostly

get_zlib_error function to reduce code duplication

Return false if it fails to load the VGZ lump

Reduce redundant calls to gme_set_equalizer

Fix sometimes loading a VGZ crashing the game
This commit is contained in:
Steel Titanium 2020-08-19 22:37:14 -04:00
parent a335d6b583
commit e3f07b33bb
1 changed files with 29 additions and 94 deletions
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123
src/sdl/mixer_sound.c
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@ -110,6 +110,27 @@ static void var_cleanup(void)
internal_volume = 100; internal_volume = 100;
} }
static const char* get_zlib_error(int zErr)
{
switch (zErr)
{
case Z_ERRNO:
return "Z_ERRNO";
case Z_STREAM_ERROR:
return "Z_STREAM_ERROR";
case Z_DATA_ERROR:
return "Z_DATA_ERROR";
case Z_MEM_ERROR:
return "Z_MEM_ERROR";
case Z_BUF_ERROR:
return "Z_BUF_ERROR";
case Z_VERSION_ERROR:
return "Z_VERSION_ERROR";
default:
return "unknown error";
}
}
/// ------------------------ /// ------------------------
/// Audio System /// Audio System
/// ------------------------ /// ------------------------
@ -371,51 +392,11 @@ void *I_GetSfx(sfxinfo_t *sfx)
} }
} }
else else
{ CONS_Alert(CONS_ERROR,"Encountered %s when running inflate: %s\n", get_zlib_error(zErr), stream.msg);
const char *errorType;
switch (zErr)
{
case Z_ERRNO:
errorType = "Z_ERRNO"; break;
case Z_STREAM_ERROR:
errorType = "Z_STREAM_ERROR"; break;
case Z_DATA_ERROR:
errorType = "Z_DATA_ERROR"; break;
case Z_MEM_ERROR:
errorType = "Z_MEM_ERROR"; break;
case Z_BUF_ERROR:
errorType = "Z_BUF_ERROR"; break;
case Z_VERSION_ERROR:
errorType = "Z_VERSION_ERROR"; break;
default:
errorType = "unknown error";
}
CONS_Alert(CONS_ERROR,"Encountered %s when running inflate: %s\n", errorType, stream.msg);
}
(void)inflateEnd(&stream); (void)inflateEnd(&stream);
} }
else // Hold up, zlib's got a problem else // Hold up, zlib's got a problem
{ CONS_Alert(CONS_ERROR,"Encountered %s when running inflateInit: %s\n", get_zlib_error(zErr), stream.msg);
const char *errorType;
switch (zErr)
{
case Z_ERRNO:
errorType = "Z_ERRNO"; break;
case Z_STREAM_ERROR:
errorType = "Z_STREAM_ERROR"; break;
case Z_DATA_ERROR:
errorType = "Z_DATA_ERROR"; break;
case Z_MEM_ERROR:
errorType = "Z_MEM_ERROR"; break;
case Z_BUF_ERROR:
errorType = "Z_BUF_ERROR"; break;
case Z_VERSION_ERROR:
errorType = "Z_VERSION_ERROR"; break;
default:
errorType = "unknown error";
}
CONS_Alert(CONS_ERROR,"Encountered %s when running inflateInit: %s\n", errorType, stream.msg);
}
Z_Free(inflatedData); // GME didn't open jack, but don't let that stop us from freeing this up Z_Free(inflatedData); // GME didn't open jack, but don't let that stop us from freeing this up
#else #else
return NULL; // No zlib support return NULL; // No zlib support
@ -945,73 +926,25 @@ boolean I_LoadSong(char *data, size_t len)
// Run GME on new data // Run GME on new data
if (!gme_open_data(inflatedData, inflatedLen, &gme, 44100)) if (!gme_open_data(inflatedData, inflatedLen, &gme, 44100))
{ {
gme_equalizer_t eq = {GME_TREBLE, GME_BASS, 0,0,0,0,0,0,0,0};
gme_start_track(gme, 0);
current_track = 0;
gme_set_equalizer(gme, &eq);
Mix_HookMusic(mix_gme, gme);
Z_Free(inflatedData); // GME supposedly makes a copy for itself, so we don't need this lying around Z_Free(inflatedData); // GME supposedly makes a copy for itself, so we don't need this lying around
return true; return true;
} }
} }
else else
{ CONS_Alert(CONS_ERROR, "Encountered %s when running inflate: %s\n", get_zlib_error(zErr), stream.msg);
const char *errorType;
switch (zErr)
{
case Z_ERRNO:
errorType = "Z_ERRNO"; break;
case Z_STREAM_ERROR:
errorType = "Z_STREAM_ERROR"; break;
case Z_DATA_ERROR:
errorType = "Z_DATA_ERROR"; break;
case Z_MEM_ERROR:
errorType = "Z_MEM_ERROR"; break;
case Z_BUF_ERROR:
errorType = "Z_BUF_ERROR"; break;
case Z_VERSION_ERROR:
errorType = "Z_VERSION_ERROR"; break;
default:
errorType = "unknown error";
}
CONS_Alert(CONS_ERROR,"Encountered %s when running inflate: %s\n", errorType, stream.msg);
}
(void)inflateEnd(&stream); (void)inflateEnd(&stream);
} }
else // Hold up, zlib's got a problem else // Hold up, zlib's got a problem
{ CONS_Alert(CONS_ERROR, "Encountered %s when running inflateInit: %s\n", get_zlib_error(zErr), stream.msg);
const char *errorType;
switch (zErr)
{
case Z_ERRNO:
errorType = "Z_ERRNO"; break;
case Z_STREAM_ERROR:
errorType = "Z_STREAM_ERROR"; break;
case Z_DATA_ERROR:
errorType = "Z_DATA_ERROR"; break;
case Z_MEM_ERROR:
errorType = "Z_MEM_ERROR"; break;
case Z_BUF_ERROR:
errorType = "Z_BUF_ERROR"; break;
case Z_VERSION_ERROR:
errorType = "Z_VERSION_ERROR"; break;
default:
errorType = "unknown error";
}
CONS_Alert(CONS_ERROR,"Encountered %s when running inflateInit: %s\n", errorType, stream.msg);
}
Z_Free(inflatedData); // GME didn't open jack, but don't let that stop us from freeing this up Z_Free(inflatedData); // GME didn't open jack, but don't let that stop us from freeing this up
return false;
#else #else
CONS_Alert(CONS_ERROR,"Cannot decompress VGZ; no zlib support\n"); CONS_Alert(CONS_ERROR,"Cannot decompress VGZ; no zlib support\n");
return true; return false;
#endif #endif
} }
else if (!gme_open_data(data, len, &gme, 44100)) else if (!gme_open_data(data, len, &gme, 44100))
{
gme_equalizer_t eq = {GME_TREBLE, GME_BASS, 0,0,0,0,0,0,0,0};
gme_set_equalizer(gme, &eq);
return true; return true;
}
#endif #endif
rw = SDL_RWFromMem(data, len); rw = SDL_RWFromMem(data, len);
@ -1082,6 +1015,8 @@ boolean I_PlaySong(boolean looping)
#ifdef HAVE_LIBGME #ifdef HAVE_LIBGME
if (gme) if (gme)
{ {
gme_equalizer_t eq = {GME_TREBLE, GME_BASS, 0,0,0,0,0,0,0,0};
gme_set_equalizer(gme, &eq);
gme_start_track(gme, 0); gme_start_track(gme, 0);
current_track = 0; current_track = 0;
Mix_HookMusic(mix_gme, gme); Mix_HookMusic(mix_gme, gme);