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winealsa: Move get_render_buffer to the unixlib. 

Signed-off-by: Huw Davies <huw@codeweavers.com>
Signed-off-by: Andrew Eikum <aeikum@codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard@winehq.org>
This commit is contained in:
Huw Davies 2022-03-04 09:54:19 +00:00 committed by Alexandre Julliard
parent 4ed93b5380
commit d6633f54ab
3 changed files with 63 additions and 48 deletions
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48
dlls/winealsa.drv/alsa.c
View File

@ -1587,6 +1587,53 @@ static NTSTATUS timer_loop(void *args)
return STATUS_SUCCESS;
}
static NTSTATUS get_render_buffer(void *args)
{
struct get_render_buffer_params *params = args;
struct alsa_stream *stream = params->stream;
UINT32 write_pos, frames = params->frames;
SIZE_T size;
alsa_lock(stream);
if(stream->getbuf_last)
return alsa_unlock_result(stream, &params->result, AUDCLNT_E_OUT_OF_ORDER);
if(!frames)
return alsa_unlock_result(stream, &params->result, S_OK);
/* held_frames == GetCurrentPadding_nolock(); */
if(stream->held_frames + frames > stream->bufsize_frames)
return alsa_unlock_result(stream, &params->result, AUDCLNT_E_BUFFER_TOO_LARGE);
write_pos = stream->wri_offs_frames;
if(write_pos + frames > stream->bufsize_frames){
if(stream->tmp_buffer_frames < frames){
if(stream->tmp_buffer){
size = 0;
NtFreeVirtualMemory(GetCurrentProcess(), (void **)&stream->tmp_buffer, &size, MEM_RELEASE);
stream->tmp_buffer = NULL;
}
size = frames * stream->fmt->nBlockAlign;
if(NtAllocateVirtualMemory(GetCurrentProcess(), (void **)&stream->tmp_buffer, 0, &size,
MEM_COMMIT, PAGE_READWRITE)){
stream->tmp_buffer_frames = 0;
return alsa_unlock_result(stream, &params->result, E_OUTOFMEMORY);
}
stream->tmp_buffer_frames = frames;
}
*params->data = stream->tmp_buffer;
stream->getbuf_last = -frames;
}else{
*params->data = stream->local_buffer + write_pos * stream->fmt->nBlockAlign;
stream->getbuf_last = frames;
}
silence_buffer(stream, *params->data, frames);
return alsa_unlock_result(stream, &params->result, S_OK);
}
static NTSTATUS is_format_supported(void *args)
{
struct is_format_supported_params *params = args;
@ -1918,6 +1965,7 @@ unixlib_entry_t __wine_unix_call_funcs[] =
stop,
reset,
timer_loop,
get_render_buffer,
is_format_supported,
get_mix_format,
get_buffer_size,

54
dlls/winealsa.drv/mmdevdrv.c
View File

@ -1297,9 +1297,7 @@ static HRESULT WINAPI AudioRenderClient_GetBuffer(IAudioRenderClient *iface,
UINT32 frames, BYTE **data)
{
ACImpl *This = impl_from_IAudioRenderClient(iface);
struct alsa_stream *stream = This->stream;
UINT32 write_pos;
SIZE_T size;
struct get_render_buffer_params params;
TRACE("(%p)->(%u, %p)\n", This, frames, data);
@ -1307,53 +1305,13 @@ static HRESULT WINAPI AudioRenderClient_GetBuffer(IAudioRenderClient *iface,
return E_POINTER;
*data = NULL;
alsa_lock(stream);
params.stream = This->stream;
params.frames = frames;
params.data = data;
if(stream->getbuf_last){
alsa_unlock(stream);
return AUDCLNT_E_OUT_OF_ORDER;
}
ALSA_CALL(get_render_buffer, &params);
if(!frames){
alsa_unlock(stream);
return S_OK;
}
/* held_frames == GetCurrentPadding_nolock(); */
if(stream->held_frames + frames > stream->bufsize_frames){
alsa_unlock(stream);
return AUDCLNT_E_BUFFER_TOO_LARGE;
}
write_pos = stream->wri_offs_frames;
if(write_pos + frames > stream->bufsize_frames){
if(stream->tmp_buffer_frames < frames){
if(stream->tmp_buffer){
size = 0;
NtFreeVirtualMemory(GetCurrentProcess(), (void **)&stream->tmp_buffer, &size, MEM_RELEASE);
stream->tmp_buffer = NULL;
}
size = frames * stream->fmt->nBlockAlign;
if(NtAllocateVirtualMemory(GetCurrentProcess(), (void **)&stream->tmp_buffer, 0, &size,
MEM_COMMIT, PAGE_READWRITE)){
stream->tmp_buffer_frames = 0;
alsa_unlock(stream);
return E_OUTOFMEMORY;
}
stream->tmp_buffer_frames = frames;
}
*data = stream->tmp_buffer;
stream->getbuf_last = -frames;
}else{
*data = stream->local_buffer + write_pos * stream->fmt->nBlockAlign;
stream->getbuf_last = frames;
}
silence_buffer(stream, *data, frames);
alsa_unlock(stream);
return S_OK;
return params.result;
}
static void alsa_wrap_buffer(struct alsa_stream *stream, BYTE *buffer, UINT32 written_frames)

9
dlls/winealsa.drv/unixlib.h
View File

@ -114,6 +114,14 @@ struct timer_loop_params
struct alsa_stream *stream;
};
struct get_render_buffer_params
{
struct alsa_stream *stream;
UINT32 frames;
HRESULT result;
BYTE **data;
};
struct is_format_supported_params
{
const char *alsa_name;
@ -169,6 +177,7 @@ enum alsa_funcs
alsa_stop,
alsa_reset,
alsa_timer_loop,
alsa_get_render_buffer,
alsa_is_format_supported,
alsa_get_mix_format,
alsa_get_buffer_size,