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dmime: Parse TimeSig track data. 

Signed-off-by: Alistair Leslie-Hughes <leslie_alistair@hotmail.com>
Signed-off-by: Michael Stefaniuc <mstefani@winehq.org>
Signed-off-by: Alexandre Julliard <julliard@winehq.org>
This commit is contained in:
Alistair Leslie-Hughes 2020-08-07 16:17:24 +10:00 committed by Alexandre Julliard
parent 72517ff187
commit 6a67f56a52
1 changed files with 62 additions and 2 deletions
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64
dlls/dmime/timesigtrack.c
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@ -19,6 +19,7 @@
#include "dmime_private.h"
#include "dmobject.h"
#include "wine/heap.h"
WINE_DEFAULT_DEBUG_CHANNEL(dmime);
@ -29,6 +30,9 @@ typedef struct IDirectMusicTimeSigTrack {
IDirectMusicTrack IDirectMusicTrack_iface;
struct dmobject dmobj; /* IPersistStream only */
LONG ref;
DMUS_IO_TIMESIGNATURE_ITEM *items;
unsigned int count;
} IDirectMusicTimeSigTrack;
/* IDirectMusicTimeSigTrack IDirectMusicTrack8 part: */
@ -37,6 +41,11 @@ static inline IDirectMusicTimeSigTrack *impl_from_IDirectMusicTrack(IDirectMusic
return CONTAINING_RECORD(iface, IDirectMusicTimeSigTrack, IDirectMusicTrack_iface);
}
static inline IDirectMusicTimeSigTrack *impl_from_IPersistStream(IPersistStream *iface)
{
return CONTAINING_RECORD(iface, IDirectMusicTimeSigTrack, dmobj.IPersistStream_iface);
}
static HRESULT WINAPI IDirectMusicTrackImpl_QueryInterface(IDirectMusicTrack *iface, REFIID riid,
void **ret_iface)
{
@ -77,6 +86,7 @@ static ULONG WINAPI IDirectMusicTrackImpl_Release(IDirectMusicTrack *iface)
TRACE("(%p) ref=%d\n", This, ref);
if (!ref) {
heap_free(This->items);
HeapFree(GetProcessHeap(), 0, This);
DMIME_UnlockModule();
}
@ -207,10 +217,60 @@ static const IDirectMusicTrackVtbl dmtack_vtbl = {
IDirectMusicTrackImpl_Clone
};
static HRESULT parse_timetrack_list(IDirectMusicTimeSigTrack *This, IStream *stream,
struct chunk_entry *timesig)
{
HRESULT hr;
struct chunk_entry chunk = {.parent = timesig};
int i;
TRACE("Parsing segment form in %p: %s\n", stream, debugstr_chunk(timesig));
if (FAILED(hr = stream_next_chunk(stream, &chunk))) {
WARN("Failed to read data of %s\n", debugstr_chunk(&chunk));
return hr;
}
if (chunk.id != DMUS_FOURCC_TIMESIGNATURE_TRACK)
return DMUS_E_UNSUPPORTED_STREAM;
hr = stream_chunk_get_array(stream, &chunk, (void **)&This->items, &This->count,
sizeof(DMUS_IO_TIMESIGNATURE_ITEM));
if (FAILED(hr))
return hr;
for (i = 0; i < This->count; i++)
{
TRACE("Found DMUS_IO_TIMESIGNATURE_ITEM\n");
TRACE(" - lTime %d\n", This->items[i].lTime);
TRACE(" - bBeatsPerMeasure %d\n", This->items[i].bBeatsPerMeasure);
TRACE(" - bBeat %d\n", This->items[i].bBeat);
TRACE(" - wGridsPerBeat %d\n", This->items[i].wGridsPerBeat);
}
return S_OK;
}
static HRESULT WINAPI time_IPersistStream_Load(IPersistStream *iface, IStream *stream)
{
FIXME(": Loading not implemented yet\n");
return S_OK;
IDirectMusicTimeSigTrack *This = impl_from_IPersistStream(iface);
HRESULT hr;
struct chunk_entry chunk = {0};
TRACE("%p, %p\n", This, stream);
if (!stream)
return E_POINTER;
if ((hr = stream_get_chunk(stream, &chunk) != S_OK))
return hr;
if (chunk.id == FOURCC_LIST && chunk.type == DMUS_FOURCC_TIMESIGTRACK_LIST)
hr = parse_timetrack_list(This, stream, &chunk);
else
hr = DMUS_E_UNSUPPORTED_STREAM;
return hr;
}
static const IPersistStreamVtbl persiststream_vtbl = {