static UINT video_control_send_client_notification(VideoClientContext *context, TSMM_CLIENT_NOTIFICATION *notif)
{
BYTE buf[100];
wStream *s;
VIDEO_PLUGIN* video = (VIDEO_PLUGIN *)context->handle;
IWTSVirtualChannel* channel;
UINT ret;
UINT32 cbSize;
s = Stream_New(buf, 30);
if (!s)
return CHANNEL_RC_NO_MEMORY;
cbSize = 16;
Stream_Seek_UINT32(s); /* cbSize */
Stream_Write_UINT32(s, TSMM_PACKET_TYPE_CLIENT_NOTIFICATION); /* PacketType */
Stream_Write_UINT8(s, notif->PresentationId);
Stream_Write_UINT8(s, notif->NotificationType);
Stream_Zero(s, 2);
if (notif->NotificationType == TSMM_CLIENT_NOTIFICATION_TYPE_FRAMERATE_OVERRIDE)
{
Stream_Write_UINT32(s, 16); /* cbData */
/* TSMM_CLIENT_NOTIFICATION_FRAMERATE_OVERRIDE */
Stream_Write_UINT32(s, notif->FramerateOverride.Flags);
Stream_Write_UINT32(s, notif->FramerateOverride.DesiredFrameRate);
Stream_Zero(s, 4 * 2);
cbSize += 4 * 4;
}
else
{
Stream_Write_UINT32(s, 0); /* cbData */
}
Stream_SealLength(s);
Stream_SetPosition(s, 0);
Stream_Write_UINT32(s, cbSize);
Stream_Free(s, FALSE);
channel = video->control_callback->channel_callback->channel;
ret = channel->Write(channel, cbSize, buf, NULL);
return ret;
}
static UINT video_control_send_presentation_response(VideoClientContext *context, TSMM_PRESENTATION_RESPONSE *resp)
{
BYTE buf[12];
wStream *s;
VIDEO_PLUGIN* video = (VIDEO_PLUGIN *)context->handle;
IWTSVirtualChannel* channel;
UINT ret;
s = Stream_New(buf, 12);
if (!s)
return CHANNEL_RC_NO_MEMORY;
Stream_Write_UINT32(s, 12); /* cbSize */
Stream_Write_UINT32(s, TSMM_PACKET_TYPE_PRESENTATION_RESPONSE); /* PacketType */
Stream_Write_UINT8(s, resp->PresentationId);
Stream_Zero(s, 3);
Stream_SealLength(s);
channel = video->control_callback->channel_callback->channel;
ret = channel->Write(channel, 12, buf, NULL);
Stream_Free(s, FALSE);
return ret;
}
