[PATCH 2/4] winealsa: Move release_render_buffer to the unixlib.

[Huw Davies]

Signed-off-by: Huw Davies <huw at codeweavers.com>
---
 dlls/winealsa.drv/alsa.c     | 58 ++++++++++++++++++++++++++++
 dlls/winealsa.drv/mmdevdrv.c | 73 +++---------------------------------
 dlls/winealsa.drv/unixlib.h  |  9 +++++
 3 files changed, 73 insertions(+), 67 deletions(-)

diff --git a/dlls/winealsa.drv/alsa.c b/dlls/winealsa.drv/alsa.c
index 57a605b6bdf..302a525e52d 100644
--- a/dlls/winealsa.drv/alsa.c
+++ b/dlls/winealsa.drv/alsa.c
@@ -1634,6 +1634,63 @@ static NTSTATUS get_render_buffer(void *args)
     return alsa_unlock_result(stream, &params->result, S_OK);
 }
 
+static void alsa_wrap_buffer(struct alsa_stream *stream, BYTE *buffer, UINT32 written_frames)
+{
+    snd_pcm_uframes_t write_offs_frames = stream->wri_offs_frames;
+    UINT32 write_offs_bytes = write_offs_frames * stream->fmt->nBlockAlign;
+    snd_pcm_uframes_t chunk_frames = stream->bufsize_frames - write_offs_frames;
+    UINT32 chunk_bytes = chunk_frames * stream->fmt->nBlockAlign;
+    UINT32 written_bytes = written_frames * stream->fmt->nBlockAlign;
+
+    if(written_bytes <= chunk_bytes){
+        memcpy(stream->local_buffer + write_offs_bytes, buffer, written_bytes);
+    }else{
+        memcpy(stream->local_buffer + write_offs_bytes, buffer, chunk_bytes);
+        memcpy(stream->local_buffer, buffer + chunk_bytes,
+                written_bytes - chunk_bytes);
+    }
+}
+
+static NTSTATUS release_render_buffer(void *args)
+{
+    struct release_render_buffer_params *params = args;
+    struct alsa_stream *stream = params->stream;
+    UINT32 written_frames = params->written_frames;
+    BYTE *buffer;
+
+    alsa_lock(stream);
+
+    if(!written_frames){
+        stream->getbuf_last = 0;
+        return alsa_unlock_result(stream, &params->result, S_OK);
+    }
+
+    if(!stream->getbuf_last)
+        return alsa_unlock_result(stream, &params->result, AUDCLNT_E_OUT_OF_ORDER);
+
+    if(written_frames > (stream->getbuf_last >= 0 ? stream->getbuf_last : -stream->getbuf_last))
+        return alsa_unlock_result(stream, &params->result, AUDCLNT_E_INVALID_SIZE);
+
+    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, written_frames);
+
+    if(stream->getbuf_last < 0)
+        alsa_wrap_buffer(stream, buffer, written_frames);
+
+    stream->wri_offs_frames += written_frames;
+    stream->wri_offs_frames %= stream->bufsize_frames;
+    stream->held_frames += written_frames;
+    stream->written_frames += written_frames;
+    stream->getbuf_last = 0;
+
+    return alsa_unlock_result(stream, &params->result, S_OK);
+}
+
 static NTSTATUS is_format_supported(void *args)
 {
     struct is_format_supported_params *params = args;
@@ -1966,6 +2023,7 @@ unixlib_entry_t __wine_unix_call_funcs[] =
     reset,
     timer_loop,
     get_render_buffer,
+    release_render_buffer,
     is_format_supported,
     get_mix_format,
     get_buffer_size,
diff --git a/dlls/winealsa.drv/mmdevdrv.c b/dlls/winealsa.drv/mmdevdrv.c
index 5d99ede8a4f..e5512880442 100644
--- a/dlls/winealsa.drv/mmdevdrv.c
+++ b/dlls/winealsa.drv/mmdevdrv.c
@@ -689,18 +689,6 @@ static HRESULT get_audio_session(const GUID *sessionguid,
     return S_OK;
 }
 
-static void silence_buffer(struct alsa_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 HRESULT WINAPI AudioClient_Initialize(IAudioClient3 *iface,
         AUDCLNT_SHAREMODE mode, DWORD flags, REFERENCE_TIME duration,
         REFERENCE_TIME period, const WAVEFORMATEX *fmt,
@@ -1314,70 +1302,21 @@ static HRESULT WINAPI AudioRenderClient_GetBuffer(IAudioRenderClient *iface,
     return params.result;
 }
 
-static void alsa_wrap_buffer(struct alsa_stream *stream, BYTE *buffer, UINT32 written_frames)
-{
-    snd_pcm_uframes_t write_offs_frames = stream->wri_offs_frames;
-    UINT32 write_offs_bytes = write_offs_frames * stream->fmt->nBlockAlign;
-    snd_pcm_uframes_t chunk_frames = stream->bufsize_frames - write_offs_frames;
-    UINT32 chunk_bytes = chunk_frames * stream->fmt->nBlockAlign;
-    UINT32 written_bytes = written_frames * stream->fmt->nBlockAlign;
-
-    if(written_bytes <= chunk_bytes){
-        memcpy(stream->local_buffer + write_offs_bytes, buffer, written_bytes);
-    }else{
-        memcpy(stream->local_buffer + write_offs_bytes, buffer, chunk_bytes);
-        memcpy(stream->local_buffer, buffer + chunk_bytes,
-                written_bytes - chunk_bytes);
-    }
-}
-
 static HRESULT WINAPI AudioRenderClient_ReleaseBuffer(
         IAudioRenderClient *iface, UINT32 written_frames, DWORD flags)
 {
     ACImpl *This = impl_from_IAudioRenderClient(iface);
-    struct alsa_stream *stream = This->stream;
-    BYTE *buffer;
+    struct release_render_buffer_params params;
 
     TRACE("(%p)->(%u, %x)\n", This, written_frames, flags);
 
-    alsa_lock(stream);
-
-    if(!written_frames){
-        stream->getbuf_last = 0;
-        alsa_unlock(stream);
-        return S_OK;
-    }
-
-    if(!stream->getbuf_last){
-        alsa_unlock(stream);
-        return AUDCLNT_E_OUT_OF_ORDER;
-    }
-
-    if(written_frames > (stream->getbuf_last >= 0 ? stream->getbuf_last : -stream->getbuf_last)){
-        alsa_unlock(stream);
-        return AUDCLNT_E_INVALID_SIZE;
-    }
-
-    if(stream->getbuf_last >= 0)
-        buffer = stream->local_buffer + stream->wri_offs_frames * stream->fmt->nBlockAlign;
-    else
-        buffer = stream->tmp_buffer;
-
-    if(flags & AUDCLNT_BUFFERFLAGS_SILENT)
-        silence_buffer(stream, buffer, written_frames);
-
-    if(stream->getbuf_last < 0)
-        alsa_wrap_buffer(stream, buffer, written_frames);
-
-    stream->wri_offs_frames += written_frames;
-    stream->wri_offs_frames %= stream->bufsize_frames;
-    stream->held_frames += written_frames;
-    stream->written_frames += written_frames;
-    stream->getbuf_last = 0;
+    params.stream = This->stream;
+    params.written_frames = written_frames;
+    params.flags = flags;
 
-    alsa_unlock(stream);
+    ALSA_CALL(release_render_buffer, &params);
 
-    return S_OK;
+    return params.result;
 }
 
 static const IAudioRenderClientVtbl AudioRenderClient_Vtbl = {
diff --git a/dlls/winealsa.drv/unixlib.h b/dlls/winealsa.drv/unixlib.h
index fb137d6b9ff..bef38c2a1a9 100644
--- a/dlls/winealsa.drv/unixlib.h
+++ b/dlls/winealsa.drv/unixlib.h
@@ -122,6 +122,14 @@ struct get_render_buffer_params
     BYTE **data;
 };
 
+struct release_render_buffer_params
+{
+    struct alsa_stream *stream;
+    UINT32 written_frames;
+    UINT flags;
+    HRESULT result;
+};
+
 struct is_format_supported_params
 {
     const char *alsa_name;
@@ -178,6 +186,7 @@ enum alsa_funcs
     alsa_reset,
     alsa_timer_loop,
     alsa_get_render_buffer,
+    alsa_release_render_buffer,
     alsa_is_format_supported,
     alsa_get_mix_format,
     alsa_get_buffer_size,
-- 
2.25.1