ReactOS  0.4.14-dev-297-g23e575c
audiodata.c
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1 /*
2  * Implementation of IAudioData Interface
3  *
4  * Copyright 2012 Christian Costa
5  *
6  * This library is free software; you can redistribute it and/or
7  * modify it under the terms of the GNU Lesser General Public
8  * License as published by the Free Software Foundation; either
9  * version 2.1 of the License, or (at your option) any later version.
10  *
11  * This library is distributed in the hope that it will be useful,
12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14  * Lesser General Public License for more details.
15  *
16  * You should have received a copy of the GNU Lesser General Public
17  * License along with this library; if not, write to the Free Software
18  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
19  */
20 
21 #include "wine/debug.h"
22 
23 #define COBJMACROS
24 
25 #include "winbase.h"
26 #include "amstream_private.h"
27 
29 
30 typedef struct {
39 
41 {
42  return CONTAINING_RECORD(iface, AMAudioDataImpl, IAudioData_iface);
43 }
44 
45 /*** IUnknown methods ***/
47 {
48  TRACE("(%p)->(%s,%p)\n", iface, debugstr_guid(riid), ret_iface);
49 
50  if (IsEqualGUID(riid, &IID_IUnknown) ||
51  IsEqualGUID(riid, &IID_IAudioData))
52  {
53  IAudioData_AddRef(iface);
54  *ret_iface = iface;
55  return S_OK;
56  }
57 
58  ERR("(%p)->(%s,%p),not found\n", iface, debugstr_guid(riid), ret_iface);
59  return E_NOINTERFACE;
60 }
61 
63 {
66 
67  TRACE("(%p)->(): new ref = %u\n", iface, This->ref);
68 
69  return ref;
70 }
71 
73 {
76 
77  TRACE("(%p)->(): new ref = %u\n", iface, This->ref);
78 
79  if (!ref)
80  {
81  if (This->data_owned)
82  {
83  CoTaskMemFree(This->data);
84  }
85 
87  }
88 
89  return ref;
90 }
91 
92 /*** IMemoryData methods ***/
94 {
96 
97  TRACE("(%p)->(%u,%p,%x)\n", iface, size, data, flags);
98 
99  if (!size)
100  {
101  return E_INVALIDARG;
102  }
103 
104  if (This->data_owned)
105  {
106  CoTaskMemFree(This->data);
107  This->data_owned = FALSE;
108  }
109 
110  This->size = size;
111  This->data = data;
112 
113  if (!This->data)
114  {
115  This->data = CoTaskMemAlloc(This->size);
116  This->data_owned = TRUE;
117  if (!This->data)
118  {
119  return E_OUTOFMEMORY;
120  }
121  }
122 
123  return S_OK;
124 }
125 
127 {
129 
130  TRACE("(%p)->(%p,%p,%p)\n", iface, length, data, actual_data);
131 
132  if (!This->data)
133  {
134  return MS_E_NOTINIT;
135  }
136 
137  if (length)
138  {
139  *length = This->size;
140  }
141  if (data)
142  {
143  *data = This->data;
144  }
145  if (actual_data)
146  {
147  *actual_data = This->actual_data;
148  }
149 
150  return S_OK;
151 }
152 
154 {
156 
157  TRACE("(%p)->(%u)\n", iface, data_valid);
158 
159  if (data_valid > This->size)
160  {
161  return E_INVALIDARG;
162  }
163 
164  This->actual_data = data_valid;
165 
166  return S_OK;
167 }
168 
169 /*** IAudioData methods ***/
170 static HRESULT WINAPI IAudioDataImpl_GetFormat(IAudioData* iface, WAVEFORMATEX *wave_format_current)
171 {
173 
174  TRACE("(%p)->(%p)\n", iface, wave_format_current);
175 
176  if (!wave_format_current)
177  {
178  return E_POINTER;
179  }
180 
181  *wave_format_current = This->wave_format;
182 
183  return S_OK;
184 }
185 
187 {
189 
190  TRACE("(%p)->(%p)\n", iface, wave_format);
191 
192  if (!wave_format)
193  {
194  return E_POINTER;
195  }
196 
197  if (WAVE_FORMAT_PCM != wave_format->wFormatTag)
198  {
199  return E_INVALIDARG;
200  }
201 
202  This->wave_format = *wave_format;
203 
204  return S_OK;
205 }
206 
207 static const struct IAudioDataVtbl AudioData_Vtbl =
208 {
209  /*** IUnknown methods ***/
213  /*** IMemoryData methods ***/
217  /*** IAudioData methods ***/
220 };
221 
223 {
225 
226  TRACE("(%p,%p)\n", pUnkOuter, ppObj);
227 
228  if (pUnkOuter)
229  return CLASS_E_NOAGGREGATION;
230 
232  if (!object)
233  return E_OUTOFMEMORY;
234 
235  object->IAudioData_iface.lpVtbl = &AudioData_Vtbl;
236  object->ref = 1;
237 
238  object->wave_format.wFormatTag = WAVE_FORMAT_PCM;
239  object->wave_format.nChannels = 1;
240  object->wave_format.nSamplesPerSec = 11025;
241  object->wave_format.wBitsPerSample = 16;
242  object->wave_format.nBlockAlign = object->wave_format.wBitsPerSample * object->wave_format.nChannels / 8;
243  object->wave_format.nAvgBytesPerSec = object->wave_format.nBlockAlign * object->wave_format.nSamplesPerSec;
244 
245  *ppObj = &object->IAudioData_iface;
246 
247  return S_OK;
248 }
static HRESULT WINAPI IAudioDataImpl_GetFormat(IAudioData *iface, WAVEFORMATEX *wave_format_current)
Definition: audiodata.c:170
#define REFIID
Definition: guiddef.h:118
#define TRUE
Definition: types.h:120
#define E_NOINTERFACE
Definition: winerror.h:2364
VOID WINAPI CoTaskMemFree(LPVOID ptr)
Definition: ifs.c:420
IAudioData IAudioData_iface
Definition: audiodata.c:31
REFIID riid
Definition: precomp.h:44
static HRESULT WINAPI IAudioDataImpl_QueryInterface(IAudioData *iface, REFIID riid, void **ret_iface)
Definition: audiodata.c:46
static AMAudioDataImpl * impl_from_IAudioData(IAudioData *iface)
Definition: audiodata.c:40
Definition: send.c:47
DWORD actual_data
Definition: audiodata.c:36
#define WAVE_FORMAT_PCM
Definition: constants.h:425
#define E_OUTOFMEMORY
Definition: ddrawi.h:100
unsigned int BOOL
Definition: ntddk_ex.h:94
long LONG
Definition: pedump.c:60
GLenum GLint ref
Definition: glext.h:6028
static HRESULT WINAPI IAudioDataImpl_SetActual(IAudioData *iface, DWORD data_valid)
Definition: audiodata.c:153
#define E_INVALIDARG
Definition: ddrawi.h:101
#define debugstr_guid
Definition: kernel32.h:35
PFLT_MESSAGE_WAITER_QUEUE CONTAINING_RECORD(Csq, DEVICE_EXTENSION, IrpQueue)) -> WaiterQ.mLock) _IRQL_raises_(DISPATCH_LEVEL) VOID NTAPI FltpAcquireMessageWaiterLock(_In_ PIO_CSQ Csq, _Out_ PKIRQL Irql)
Definition: Messaging.c:560
static ULONG WINAPI IAudioDataImpl_AddRef(IAudioData *iface)
Definition: audiodata.c:62
#define TRACE(s)
Definition: solgame.cpp:4
GLsizeiptr size
Definition: glext.h:5919
WINE_DEFAULT_DEBUG_CHANNEL(amstream)
#define GetProcessHeap()
Definition: compat.h:395
PVOID WINAPI HeapAlloc(HANDLE, DWORD, SIZE_T)
LONG HRESULT
Definition: typedefs.h:77
GLenum GLuint GLenum GLsizei length
Definition: glext.h:5579
const GUID IID_IUnknown
#define WINAPI
Definition: msvc.h:8
unsigned long DWORD
Definition: ntddk_ex.h:95
HRESULT AMAudioData_create(IUnknown *pUnkOuter, LPVOID *ppObj)
Definition: audiodata.c:222
GLint GLenum GLsizei GLsizei GLsizei GLint GLsizei const GLvoid * data
Definition: gl.h:1950
GLbitfield flags
Definition: glext.h:7161
#define InterlockedDecrement
Definition: armddk.h:52
static HRESULT WINAPI IAudioDataImpl_SetBuffer(IAudioData *iface, DWORD size, BYTE *data, DWORD flags)
Definition: audiodata.c:93
unsigned char BYTE
Definition: mem.h:68
WAVEFORMATEX wave_format
Definition: audiodata.c:37
#define CLASS_E_NOAGGREGATION
Definition: winerror.h:2662
#define ERR(fmt,...)
Definition: debug.h:109
#define S_OK
Definition: intsafe.h:59
#define InterlockedIncrement
Definition: armddk.h:53
static ULONG WINAPI IAudioDataImpl_Release(IAudioData *iface)
Definition: audiodata.c:72
BOOL WINAPI IsEqualGUID(REFGUID rguid1, REFGUID rguid2)
Definition: compobj.c:4112
#define HEAP_ZERO_MEMORY
Definition: compat.h:123
unsigned int ULONG
Definition: retypes.h:1
static HRESULT WINAPI IAudioDataImpl_GetInfo(IAudioData *iface, DWORD *length, BYTE **data, DWORD *actual_data)
Definition: audiodata.c:126
#define E_POINTER
Definition: winerror.h:2365
static const struct IAudioDataVtbl AudioData_Vtbl
Definition: audiodata.c:207
static HRESULT WINAPI IAudioDataImpl_SetFormat(IAudioData *iface, const WAVEFORMATEX *wave_format)
Definition: audiodata.c:186
LPVOID WINAPI CoTaskMemAlloc(SIZE_T size)
Definition: ifs.c:404
#define HeapFree(x, y, z)
Definition: compat.h:394
void * object
Definition: jmemsys.h:48