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dmime: Reimplement IPersistStream_Load() for SegTrigger track. 

Signed-off-by: Michael Stefaniuc <mstefani@winehq.org>
Signed-off-by: Alexandre Julliard <julliard@winehq.org>
This commit is contained in:
Michael Stefaniuc 2020-09-24 22:03:54 +02:00 committed by Alexandre Julliard
parent 2a573c6f48
commit 2eb07b1773
1 changed files with 36 additions and 108 deletions
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144
dlls/dmime/segtriggertrack.c
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@ -254,6 +254,11 @@ static const IDirectMusicTrack8Vtbl dmtrack8_vtbl = {
segment_track_Join
};
static inline IDirectMusicSegTriggerTrack *impl_from_IPersistStream(IPersistStream *iface)
{
return CONTAINING_RECORD(iface, IDirectMusicSegTriggerTrack, dmobj.IPersistStream_iface);
}
static HRESULT parse_segment(IDirectMusicSegTriggerTrack *This, DMUS_PRIVATE_CHUNK *pChunk,
IStream *pStm)
{
@ -350,20 +355,14 @@ static HRESULT parse_segment(IDirectMusicSegTriggerTrack *This, DMUS_PRIVATE_CHU
return S_OK;
}
static HRESULT parse_segments_list(IDirectMusicSegTriggerTrack *This, DMUS_PRIVATE_CHUNK *pChunk,
IStream *pStm)
static HRESULT parse_segments_list(IDirectMusicSegTriggerTrack *This, DWORD size, IStream *pStm)
{
HRESULT hr = E_FAIL;
DMUS_PRIVATE_CHUNK Chunk;
DWORD ListSize[3], ListCount[3];
LARGE_INTEGER liMove; /* used when skipping chunks */
if (pChunk->fccID != DMUS_FOURCC_SEGMENTS_LIST) {
ERR_(dmfile)(": %s chunk should be a SEGMENTS list\n", debugstr_fourcc (pChunk->fccID));
return E_FAIL;
}
ListSize[0] = pChunk->dwSize - sizeof(FOURCC);
ListSize[0] = size - sizeof(FOURCC);
ListCount[0] = 0;
do {
@ -405,113 +404,42 @@ static HRESULT parse_segments_list(IDirectMusicSegTriggerTrack *This, DMUS_PRIVA
return S_OK;
}
static HRESULT parse_seqtrack_list(IDirectMusicSegTriggerTrack *This, DMUS_PRIVATE_CHUNK *pChunk,
IStream *pStm)
static HRESULT WINAPI trigger_IPersistStream_Load(IPersistStream *iface, IStream *stream)
{
HRESULT hr = E_FAIL;
DMUS_PRIVATE_CHUNK Chunk;
DWORD ListSize[3], ListCount[3];
LARGE_INTEGER liMove; /* used when skipping chunks */
IDirectMusicSegTriggerTrack *This = impl_from_IPersistStream(iface);
struct chunk_entry segt = {0};
struct chunk_entry chunk = {.parent = &segt};
DMUS_IO_SEGMENT_TRACK_HEADER header;
HRESULT hr;
if (pChunk->fccID != DMUS_FOURCC_SEGTRACK_LIST) {
ERR_(dmfile)(": %s chunk should be a SEGTRACK list\n", debugstr_fourcc (pChunk->fccID));
return E_FAIL;
}
TRACE("(%p, %p): Loading\n", This, stream);
ListSize[0] = pChunk->dwSize - sizeof(FOURCC);
ListCount[0] = 0;
if (!stream)
return E_POINTER;
do {
IStream_Read (pStm, &Chunk, sizeof(FOURCC)+sizeof(DWORD), NULL);
ListCount[0] += sizeof(FOURCC) + sizeof(DWORD) + Chunk.dwSize;
TRACE_(dmfile)(": %s chunk (size = %d)", debugstr_fourcc (Chunk.fccID), Chunk.dwSize);
switch (Chunk.fccID) {
case DMUS_FOURCC_SEGTRACK_CHUNK: {
TRACE_(dmfile)(": segment trigger track chunk\n");
liMove.QuadPart = Chunk.dwSize;
IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, NULL);
break;
if (stream_get_chunk(stream, &segt) != S_OK || segt.id != FOURCC_LIST ||
segt.type != DMUS_FOURCC_SEGTRACK_LIST)
return DMUS_E_INVALID_SEGMENTTRIGGERTRACK;
if ((hr = stream_get_chunk(stream, &chunk)) != S_OK)
return FAILED(hr) ? hr : DMUS_E_INVALID_SEGMENTTRIGGERTRACK;
/* Optional and useless header chunk */
if (chunk.id == DMUS_FOURCC_SEGTRACK_CHUNK) {
hr = stream_chunk_get_data(stream, &chunk, &header, sizeof(DMUS_IO_SEGMENT_TRACK_HEADER));
if (FAILED(hr))
return hr;
if (header.dwFlags)
WARN("Got flags %#x; must be zero\n", header.dwFlags);
if ((hr = stream_get_chunk(stream, &chunk)) != S_OK)
return FAILED(hr) ? hr : DMUS_E_INVALID_SEGMENTTRIGGERTRACK;
}
case FOURCC_LIST: {
IStream_Read (pStm, &Chunk.fccID, sizeof(FOURCC), NULL);
TRACE_(dmfile)(": LIST chunk of type %s", debugstr_fourcc(Chunk.fccID));
ListSize[1] = Chunk.dwSize - sizeof(FOURCC);
ListCount[1] = 0;
switch (Chunk.fccID) {
case DMUS_FOURCC_SEGMENTS_LIST: {
TRACE_(dmfile)(": SEGMENTS list\n");
hr = parse_segments_list(This, &Chunk, pStm);
if (FAILED(hr)) return hr;
break;
}
default: {
TRACE_(dmfile)(": unknown (skipping)\n");
liMove.QuadPart = Chunk.dwSize - sizeof(FOURCC);
IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, NULL);
break;
}
}
break;
}
default: {
TRACE_(dmfile)(": unknown chunk (irrelevant & skipping)\n");
liMove.QuadPart = Chunk.dwSize;
IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, NULL);
break;
}
}
TRACE_(dmfile)(": ListCount[0] = %d < ListSize[0] = %d\n", ListCount[0], ListSize[0]);
} while (ListCount[0] < ListSize[0]);
return S_OK;
}
if (chunk.id != FOURCC_LIST || chunk.type != DMUS_FOURCC_SEGMENTS_LIST)
return DMUS_E_INVALID_SEGMENTTRIGGERTRACK;
static inline IDirectMusicSegTriggerTrack *impl_from_IPersistStream(IPersistStream *iface)
{
return CONTAINING_RECORD(iface, IDirectMusicSegTriggerTrack, dmobj.IPersistStream_iface);
}
static HRESULT WINAPI trigger_IPersistStream_Load(IPersistStream *iface, IStream *pStm)
{
IDirectMusicSegTriggerTrack *This = impl_from_IPersistStream(iface);
DMUS_PRIVATE_CHUNK Chunk;
LARGE_INTEGER liMove;
HRESULT hr;
TRACE("(%p, %p): Loading\n", This, pStm);
IStream_Read (pStm, &Chunk, sizeof(FOURCC)+sizeof(DWORD), NULL);
TRACE_(dmfile)(": %s chunk (size = %d)", debugstr_fourcc (Chunk.fccID), Chunk.dwSize);
switch (Chunk.fccID) {
case FOURCC_LIST: {
IStream_Read (pStm, &Chunk.fccID, sizeof(FOURCC), NULL);
TRACE_(dmfile)(": %s chunk (size = %d)", debugstr_fourcc (Chunk.fccID), Chunk.dwSize);
switch (Chunk.fccID) {
case DMUS_FOURCC_SEGTRACK_LIST: {
TRACE_(dmfile)(": segment trigger track list\n");
hr = parse_seqtrack_list(This, &Chunk, pStm);
if (FAILED(hr)) return hr;
break;
}
default: {
TRACE_(dmfile)(": unexpected chunk; loading failed)\n");
liMove.QuadPart = Chunk.dwSize;
IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, NULL);
return E_FAIL;
}
}
TRACE_(dmfile)(": reading finished\n");
break;
}
default: {
TRACE_(dmfile)(": unexpected chunk; loading failed)\n");
liMove.QuadPart = Chunk.dwSize;
IStream_Seek (pStm, liMove, STREAM_SEEK_CUR, NULL); /* skip the rest of the chunk */
return E_FAIL;
}
}
return S_OK;
return parse_segments_list(This, chunk.size, stream);
}
static const IPersistStreamVtbl persiststream_vtbl = {