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dmsynth: Parse MIDI events in IDirectMusicSynth_PlayBuffer.

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This commit is contained in:
Rémi Bernon 2023-09-04 11:40:15 +02:00 committed by Alexandre Julliard
parent a4e933a3ab
commit d3b5c6bb29
1 changed files with 54 additions and 2 deletions
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56
dlls/dmsynth/synth.c
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@ -31,6 +31,8 @@
WINE_DEFAULT_DEBUG_CHANNEL(dmsynth);
#define ROUND_ADDR(addr, mask) ((void *)((UINT_PTR)(addr) & ~(UINT_PTR)(mask)))
#define CONN_SRC_CC2 0x0082
#define CONN_SRC_RPN0 0x0100
@ -291,6 +293,13 @@ static void instrument_release(struct instrument *instrument)
}
}
struct event
{
struct list entry;
LONGLONG position;
BYTE midi[3];
};
struct synth
{
IDirectMusicSynth8 IDirectMusicSynth8_iface;
@ -306,6 +315,7 @@ struct synth
CRITICAL_SECTION cs;
struct list instruments;
struct list waves;
struct list events;
fluid_settings_t *fluid_settings;
fluid_sfont_t *fluid_sfont;
@ -366,6 +376,7 @@ static ULONG WINAPI synth_Release(IDirectMusicSynth8 *iface)
if (!ref)
{
struct instrument *instrument;
struct event *event;
struct wave *wave;
void *next;
@ -381,6 +392,12 @@ static ULONG WINAPI synth_Release(IDirectMusicSynth8 *iface)
wave_release(wave);
}
LIST_FOR_EACH_ENTRY_SAFE(event, next, &This->events, struct event, entry)
{
list_remove(&event->entry);
free(event);
}
fluid_sfont_set_data(This->fluid_sfont, NULL);
delete_fluid_sfont(This->fluid_sfont);
This->fluid_sfont = NULL;
@ -815,11 +832,45 @@ static HRESULT WINAPI synth_Unload(IDirectMusicSynth8 *iface, HANDLE handle,
}
static HRESULT WINAPI synth_PlayBuffer(IDirectMusicSynth8 *iface,
REFERENCE_TIME rt, BYTE *buffer, DWORD size)
REFERENCE_TIME time, BYTE *buffer, DWORD size)
{
struct synth *This = impl_from_IDirectMusicSynth8(iface);
DMUS_EVENTHEADER *head = (DMUS_EVENTHEADER *)buffer;
BYTE *end = buffer + size, *data;
HRESULT hr;
FIXME("(%p, 0x%s, %p, %lu): stub\n", This, wine_dbgstr_longlong(rt), buffer, size);
TRACE("(%p, %I64d, %p, %lu)\n", This, time, buffer, size);
while ((data = (BYTE *)(head + 1)) < end)
{
DMUS_EVENTHEADER *next = ROUND_ADDR(data + head->cbEvent + 7, 7);
struct event *event, *next_event;
LONGLONG position;
if ((BYTE *)next > end) return E_INVALIDARG;
if (FAILED(hr = IDirectMusicSynthSink_RefTimeToSample(This->sink,
time + head->rtDelta, &position)))
return hr;
if (!(head->dwFlags & DMUS_EVENT_STRUCTURED))
FIXME("Unstructured events not implemeted\n");
else if (head->cbEvent > 3)
FIXME("Unexpected MIDI event size %lu\n", head->cbEvent);
else
{
if (!(event = calloc(1, sizeof(*event)))) return E_OUTOFMEMORY;
memcpy(event->midi, data, head->cbEvent);
event->position = position;
EnterCriticalSection(&This->cs);
LIST_FOR_EACH_ENTRY(next_event, &This->events, struct event, entry)
if (next_event->position >= event->position) break;
list_add_before(&next_event->entry, &event->entry);
LeaveCriticalSection(&This->cs);
}
head = next;
}
return S_OK;
}
@ -1244,6 +1295,7 @@ HRESULT synth_create(IUnknown **ret_iface)
list_init(&obj->instruments);
list_init(&obj->waves);
list_init(&obj->events);
if (!(obj->fluid_settings = new_fluid_settings())) goto failed;
if (!(obj->fluid_sfont = new_fluid_sfont(synth_sfont_get_name, synth_sfont_get_preset,