[PATCH 10/12] winecoreaudio: Move release_render_buffer to the unixlib.

[Huw Davies]

Signed-off-by: Huw Davies 
---
 dlls/winecoreaudio.drv/coreaudio.c | 45 ++++++++++++++++++
 dlls/winecoreaudio.drv/mmdevdrv.c  | 73 +++---------------------------
 dlls/winecoreaudio.drv/unixlib.h   |  9 ++++
 3 files changed, 60 insertions(+), 67 deletions(-)

diff --git a/dlls/winecoreaudio.drv/coreaudio.c b/dlls/winecoreaudio.drv/coreaudio.c
index 0bf21cd6c7d..2519a6bcfaa 100644
--- a/dlls/winecoreaudio.drv/coreaudio.c
+++ b/dlls/winecoreaudio.drv/coreaudio.c
@@ -1358,6 +1358,50 @@ end:
     return STATUS_SUCCESS;
 }

+static NTSTATUS release_render_buffer(void *args)
+{
+    struct release_render_buffer_params *params = args;
+    struct coreaudio_stream *stream = params->stream;
+    BYTE *buffer;
+
+    OSSpinLockLock(&stream->lock);
+
+    if(!params->frames){
+        stream->getbuf_last = 0;
+        params->result = S_OK;
+    }else if(!stream->getbuf_last)
+        params->result = AUDCLNT_E_OUT_OF_ORDER;
+    else if(params->frames > (stream->getbuf_last >= 0 ? stream->getbuf_last : -stream->getbuf_last))
+        params->result = AUDCLNT_E_INVALID_SIZE;
+    else{
+        if(stream->getbuf_last >= 0)
+            buffer = stream->local_buffer + stream->wri_offs_frames * stream->fmt->nBlockAlign;
+        else
+            buffer = stream->tmp_buffer;
+
+        if(params->flags & AUDCLNT_BUFFERFLAGS_SILENT)
+            silence_buffer(stream, buffer, params->frames);
+
+        if(stream->getbuf_last < 0)
+            ca_wrap_buffer(stream->local_buffer,
+                           stream->wri_offs_frames * stream->fmt->nBlockAlign,
+                           stream->bufsize_frames * stream->fmt->nBlockAlign,
+                           buffer, params->frames * stream->fmt->nBlockAlign);
+
+        stream->wri_offs_frames += params->frames;
+        stream->wri_offs_frames %= stream->bufsize_frames;
+        stream->held_frames += params->frames;
+        stream->written_frames += params->frames;
+        stream->getbuf_last = 0;
+
+        params->result = S_OK;
+    }
+
+    OSSpinLockUnlock(&stream->lock);
+
+    return STATUS_SUCCESS;
+}
+
 unixlib_entry_t __wine_unix_call_funcs[] =
 {
     get_endpoint_ids,
@@ -1367,6 +1411,7 @@ unixlib_entry_t __wine_unix_call_funcs[] =
     stop,
     reset,
     get_render_buffer,
+    release_render_buffer,
     get_mix_format,
     is_format_supported,
     get_buffer_size,
diff --git a/dlls/winecoreaudio.drv/mmdevdrv.c b/dlls/winecoreaudio.drv/mmdevdrv.c
index 5dca497594a..1874382304b 100644
--- a/dlls/winecoreaudio.drv/mmdevdrv.c
+++ b/dlls/winecoreaudio.drv/mmdevdrv.c
@@ -683,30 +683,6 @@ static HRESULT get_audio_session(const GUID *sessionguid,
     return S_OK;
 }

-static void ca_wrap_buffer(BYTE *dst, UINT32 dst_offs, UINT32 dst_bytes,
-        BYTE *src, UINT32 src_bytes)
-{
-    UINT32 chunk_bytes = dst_bytes - dst_offs;
-
-    if(chunk_bytes < src_bytes){
-        memcpy(dst + dst_offs, src, chunk_bytes);
-        memcpy(dst, src + chunk_bytes, src_bytes - chunk_bytes);
-    }else
-        memcpy(dst + dst_offs, src, src_bytes);
-}
-
-static void silence_buffer(struct coreaudio_stream *stream, BYTE *buffer, UINT32 frames)
-{
-    WAVEFORMATEXTENSIBLE *fmtex = (WAVEFORMATEXTENSIBLE*)stream->fmt;
-    if((stream->fmt->wFormatTag == WAVE_FORMAT_PCM ||
-        (stream->fmt->wFormatTag == WAVE_FORMAT_EXTENSIBLE &&
-         IsEqualGUID(&fmtex->SubFormat, &KSDATAFORMAT_SUBTYPE_PCM))) &&
-       stream->fmt->wBitsPerSample == 8)
-        memset(buffer, 128, frames * stream->fmt->nBlockAlign);
-    else
-        memset(buffer, 0, frames * stream->fmt->nBlockAlign);
-}
-
 static void capture_resample(ACImpl *This)
 {
     UNIX_CALL(capture_resample, This->stream);
@@ -1322,52 +1298,15 @@ static HRESULT WINAPI AudioRenderClient_ReleaseBuffer(
         IAudioRenderClient *iface, UINT32 frames, DWORD flags)
 {
     ACImpl *This = impl_from_IAudioRenderClient(iface);
-    BYTE *buffer;
+    struct release_render_buffer_params params;

TRACE("(%p)->(%u, %x)\n", This, frames, flags);

-    OSSpinLockLock(&This->stream->lock);
-
-    if(!frames){
-        This->stream->getbuf_last = 0;
-        OSSpinLockUnlock(&This->stream->lock);
-        return S_OK;
-    }
-
-    if(!This->stream->getbuf_last){
-        OSSpinLockUnlock(&This->stream->lock);
-        return AUDCLNT_E_OUT_OF_ORDER;
-    }
-
-    if(frames > (This->stream->getbuf_last >= 0 ? This->stream->getbuf_last : -This->stream->getbuf_last)){
-        OSSpinLockUnlock(&This->stream->lock);
-        return AUDCLNT_E_INVALID_SIZE;
-    }
-
-    if(This->stream->getbuf_last >= 0)
-        buffer = This->stream->local_buffer + This->stream->wri_offs_frames * This->stream->fmt->nBlockAlign;
-    else
-        buffer = This->stream->tmp_buffer;
-
-    if(flags & AUDCLNT_BUFFERFLAGS_SILENT)
-        silence_buffer(This->stream, buffer, frames);
-
-    if(This->stream->getbuf_last < 0)
-        ca_wrap_buffer(This->stream->local_buffer,
-                This->stream->wri_offs_frames * This->stream->fmt->nBlockAlign,
-                This->stream->bufsize_frames * This->stream->fmt->nBlockAlign,
-                buffer, frames * This->stream->fmt->nBlockAlign);
-
-
-    This->stream->wri_offs_frames += frames;
-    This->stream->wri_offs_frames %= This->stream->bufsize_frames;
-    This->stream->held_frames += frames;
-    This->stream->written_frames += frames;
-    This->stream->getbuf_last = 0;
-
-    OSSpinLockUnlock(&This->stream->lock);
-
-    return S_OK;
+    params.stream = This->stream;
+    params.frames = frames;
+    params.flags = flags;
+    UNIX_CALL(release_render_buffer, &params);
+    return params.result;
 }

static const IAudioRenderClientVtbl AudioRenderClient_Vtbl = {
diff --git a/dlls/winecoreaudio.drv/unixlib.h b/dlls/winecoreaudio.drv/unixlib.h
index e2ae457e705..80f42741e34 100644
--- a/dlls/winecoreaudio.drv/unixlib.h
+++ b/dlls/winecoreaudio.drv/unixlib.h
@@ -101,6 +101,14 @@ struct get_render_buffer_params
     BYTE **data;
 };

+struct release_render_buffer_params
+{
+    struct coreaudio_stream *stream;
+    UINT32 frames;
+    DWORD flags;
+    HRESULT result;
+};
+
 struct get_mix_format_params
 {
     EDataFlow flow;
@@ -149,6 +157,7 @@ enum unix_funcs
     unix_stop,
     unix_reset,
     unix_get_render_buffer,
+    unix_release_render_buffer,
     unix_get_mix_format,
     unix_is_format_supported,
     unix_get_buffer_size,