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Merge branch 'fixer-mixer' into 'master'

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Fixer mixer: Mixer Memory Leaks

See merge request STJr/SRB2!287
This commit is contained in:
Monster Iestyn 2018-10-07 13:10:26 -04:00
commit a5fb2143fd
1 changed files with 36 additions and 4 deletions
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40
src/sdl/mixer_sound.c
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@ -178,7 +178,7 @@ static Mix_Chunk *ds2chunk(void *stream)
return NULL; // would and/or did wrap, can't store.
break;
}
sound = malloc(newsamples<<2); // samples * frequency shift * bytes per sample * channels
sound = Z_Malloc(newsamples<<2, PU_SOUND, NULL); // samples * frequency shift * bytes per sample * channels
s = (SINT8 *)stream;
d = (INT16 *)sound;
@ -246,6 +246,7 @@ void *I_GetSfx(sfxinfo_t *sfx)
{
void *lump;
Mix_Chunk *chunk;
SDL_RWops *rw;
#ifdef HAVE_LIBGME
Music_Emu *emu;
gme_info_t *info;
@ -387,13 +388,35 @@ void *I_GetSfx(sfxinfo_t *sfx)
#endif
// Try to load it as a WAVE or OGG using Mixer.
return Mix_LoadWAV_RW(SDL_RWFromMem(lump, sfx->length), 1);
rw = SDL_RWFromMem(lump, sfx->length);
if (rw != NULL)
{
chunk = Mix_LoadWAV_RW(rw, 1);
return chunk;
}
return NULL; // haven't been able to get anything
}
void I_FreeSfx(sfxinfo_t *sfx)
{
if (sfx->data)
{
Mix_Chunk *chunk = (Mix_Chunk*)sfx->data;
UINT8 *abufdata = NULL;
if (chunk->allocated == 0)
{
// We allocated the data in this chunk, so get the abuf from mixer, then let it free the chunk, THEN we free the data
// I believe this should ensure the sound is not playing when we free it
abufdata = chunk->abuf;
}
Mix_FreeChunk(sfx->data);
if (abufdata)
{
// I'm going to assume we used Z_Malloc to allocate this data.
Z_Free(abufdata);
}
}
sfx->data = NULL;
sfx->lumpnum = LUMPERROR;
}
@ -524,6 +547,7 @@ boolean I_StartDigSong(const char *musicname, boolean looping)
char *data;
size_t len;
lumpnum_t lumpnum = W_CheckNumForName(va("O_%s",musicname));
SDL_RWops *rw;
I_Assert(!music);
#ifdef HAVE_LIBGME
@ -635,7 +659,11 @@ boolean I_StartDigSong(const char *musicname, boolean looping)
}
#endif
music = Mix_LoadMUS_RW(SDL_RWFromMem(data, len), SDL_FALSE);
rw = SDL_RWFromMem(data, len);
if (rw != NULL)
{
music = Mix_LoadMUS_RW(rw, 1);
}
if (!music)
{
CONS_Alert(CONS_ERROR, "Mix_LoadMUS_RW: %s\n", Mix_GetError());
@ -798,7 +826,11 @@ void I_SetMIDIMusicVolume(UINT8 volume)
INT32 I_RegisterSong(void *data, size_t len)
{
music = Mix_LoadMUS_RW(SDL_RWFromMem(data, len), SDL_FALSE);
SDL_RWops *rw = SDL_RWFromMem(data, len);
if (rw != NULL)
{
music = Mix_LoadMUS_RW(rw, 1);
}
if (!music)
{
CONS_Alert(CONS_ERROR, "Mix_LoadMUS_RW: %s\n", Mix_GetError());