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mmdevapi: Avoid HeapRealloc when no data need be copied.

This commit is contained in:
Jörg Höhle 2012-01-05 17:58:21 +01:00 committed by Alexandre Julliard
parent 4654b3f68e
commit 8316a77959
2 changed files with 12 additions and 23 deletions
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18
dlls/winealsa.drv/mmdevdrv.c
View File

@ -2029,12 +2029,9 @@ static HRESULT WINAPI AudioRenderClient_GetBuffer(IAudioRenderClient *iface,
(This->lcl_offs_frames + This->held_frames) % This->bufsize_frames;
if(write_pos + frames > This->bufsize_frames){
if(This->tmp_buffer_frames < frames){
if(This->tmp_buffer)
This->tmp_buffer = HeapReAlloc(GetProcessHeap(), 0,
This->tmp_buffer, frames * This->fmt->nBlockAlign);
else
This->tmp_buffer = HeapAlloc(GetProcessHeap(), 0,
frames * This->fmt->nBlockAlign);
HeapFree(GetProcessHeap(), 0, This->tmp_buffer);
This->tmp_buffer = HeapAlloc(GetProcessHeap(), 0,
frames * This->fmt->nBlockAlign);
if(!This->tmp_buffer){
LeaveCriticalSection(&This->lock);
return E_OUTOFMEMORY;
@ -2184,12 +2181,9 @@ static HRESULT WINAPI AudioCaptureClient_GetBuffer(IAudioCaptureClient *iface,
if(This->lcl_offs_frames + *frames > This->bufsize_frames){
UINT32 chunk_bytes, offs_bytes, frames_bytes;
if(This->tmp_buffer_frames < *frames){
if(This->tmp_buffer)
This->tmp_buffer = HeapReAlloc(GetProcessHeap(), 0,
This->tmp_buffer, *frames * This->fmt->nBlockAlign);
else
This->tmp_buffer = HeapAlloc(GetProcessHeap(), 0,
*frames * This->fmt->nBlockAlign);
HeapFree(GetProcessHeap(), 0, This->tmp_buffer);
This->tmp_buffer = HeapAlloc(GetProcessHeap(), 0,
*frames * This->fmt->nBlockAlign);
if(!This->tmp_buffer){
LeaveCriticalSection(&This->lock);
return E_OUTOFMEMORY;

17
dlls/wineoss.drv/mmdevdrv.c
View File

@ -1738,12 +1738,9 @@ static HRESULT WINAPI AudioRenderClient_GetBuffer(IAudioRenderClient *iface,
(This->lcl_offs_frames + This->held_frames) % This->bufsize_frames;
if(write_pos + frames > This->bufsize_frames){
if(This->tmp_buffer_frames < frames){
if(This->tmp_buffer)
This->tmp_buffer = HeapReAlloc(GetProcessHeap(), 0,
This->tmp_buffer, frames * This->fmt->nBlockAlign);
else
This->tmp_buffer = HeapAlloc(GetProcessHeap(), 0,
frames * This->fmt->nBlockAlign);
HeapFree(GetProcessHeap(), 0, This->tmp_buffer);
This->tmp_buffer = HeapAlloc(GetProcessHeap(), 0,
frames * This->fmt->nBlockAlign);
if(!This->tmp_buffer){
LeaveCriticalSection(&This->lock);
return E_OUTOFMEMORY;
@ -1922,11 +1919,9 @@ static HRESULT WINAPI AudioCaptureClient_GetBuffer(IAudioCaptureClient *iface,
UINT32 chunk_bytes, offs_bytes, frames_bytes;
if(This->tmp_buffer_frames < *frames){
if(This->tmp_buffer)
This->tmp_buffer = HeapReAlloc(GetProcessHeap(), 0,
This->tmp_buffer, *frames * This->fmt->nBlockAlign);
else
This->tmp_buffer = HeapAlloc(GetProcessHeap(), 0,
*frames * This->fmt->nBlockAlign);
HeapFree(GetProcessHeap(), 0, This->tmp_buffer);
This->tmp_buffer = HeapAlloc(GetProcessHeap(), 0,
*frames * This->fmt->nBlockAlign);
if(!This->tmp_buffer){
LeaveCriticalSection(&This->lock);
return E_OUTOFMEMORY;