On Wed, 2017-06-14 at 16:40 +0100, Frediano Ziglio wrote:
> Remove the fixed size stream and support any display size.
>
> Signed-off-by: Frediano Ziglio <fziglio@xxxxxxxxxx>
> ---
> server/stream-channel.c | 34 ++++++++++++++++++++++++++++------
> 1 file changed, 28 insertions(+), 6 deletions(-)
>
> diff --git a/server/stream-channel.c b/server/stream-channel.c
> index 119ef94..698a740 100644
> --- a/server/stream-channel.c
> +++ b/server/stream-channel.c
> @@ -65,6 +65,8 @@ struct StreamChannel {
> /* current video stream id, <0 if not initialized or
> * we are not sending a stream */
> int stream_id;
> + /* size of the current video stream */
> + unsigned width, height;
> };
>
> struct StreamChannelClass {
> @@ -75,6 +77,7 @@ G_DEFINE_TYPE(StreamChannel, stream_channel,
> RED_TYPE_CHANNEL)
>
> enum {
> RED_PIPE_ITEM_TYPE_SURFACE_CREATE =
> RED_PIPE_ITEM_TYPE_COMMON_LAST,
> + RED_PIPE_ITEM_TYPE_SURFACE_DESTROY,
> RED_PIPE_ITEM_TYPE_FILL_SURFACE,
> RED_PIPE_ITEM_TYPE_STREAM_CREATE,
> RED_PIPE_ITEM_TYPE_STREAM_DATA,
> @@ -127,12 +130,12 @@ stream_channel_client_new(StreamChannel
> *channel, RedClient *client, RedsStream
> }
>
> static void
> -fill_base(SpiceMarshaller *m)
> +fill_base(SpiceMarshaller *m, const StreamChannel *channel)
> {
> SpiceMsgDisplayBase base;
>
> base.surface_id = 0;
> - base.box = (SpiceRect) { 0, 0, 1024, 768 };
> + base.box = (SpiceRect) { 0, 0, channel->width, channel->height
> };
> base.clip = (SpiceClip) { SPICE_CLIP_TYPE_NONE, NULL };
>
> spice_marshall_DisplayBase(m, &base);
> @@ -143,18 +146,28 @@ stream_channel_send_item(RedChannelClient *rcc,
> RedPipeItem *pipe_item)
> {
> SpiceMarshaller *m = red_channel_client_get_marshaller(rcc);
> StreamChannelClient *client = STREAM_CHANNEL_CLIENT(rcc);
> + StreamChannel *channel =
> STREAM_CHANNEL(red_channel_client_get_channel(rcc));
>
> switch (pipe_item->type) {
> case RED_PIPE_ITEM_TYPE_SURFACE_CREATE: {
> red_channel_client_init_send_data(rcc,
> SPICE_MSG_DISPLAY_SURFACE_CREATE);
> - SpiceMsgSurfaceCreate surface_create = { 0, 1024, 768,
> SPICE_SURFACE_FMT_32_xRGB, SPICE_SURFACE_FLAGS_PRIMARY };
> + SpiceMsgSurfaceCreate surface_create = {
> + 0, channel->width, channel->height,
> + SPICE_SURFACE_FMT_32_xRGB, SPICE_SURFACE_FLAGS_PRIMARY
> + };
> spice_marshall_msg_display_surface_create(m,
> &surface_create);
> break;
> }
> + case RED_PIPE_ITEM_TYPE_SURFACE_DESTROY: {
> + red_channel_client_init_send_data(rcc,
> SPICE_MSG_DISPLAY_SURFACE_DESTROY);
> + SpiceMsgSurfaceDestroy surface_destroy = { 0 };
Maybe add a comment about how only surface #0 is supported?
> + spice_marshall_msg_display_surface_destroy(m,
> &surface_destroy);
> + break;
> + }
> case RED_PIPE_ITEM_TYPE_FILL_SURFACE: {
> red_channel_client_init_send_data(rcc,
> SPICE_MSG_DISPLAY_DRAW_FILL);
>
> - fill_base(m);
> + fill_base(m, channel);
>
> SpiceFill fill;
> fill.brush = (SpiceBrush) { SPICE_BRUSH_TYPE_SOLID, { .color
> = 0 } };
> @@ -253,7 +266,7 @@ stream_channel_connect(RedChannel *red_channel,
> RedClient *red_client, RedsStrea
> // "emulate" dcc_start
> // TODO only if "surface"
> red_channel_client_pipe_add_empty_msg(rcc,
> SPICE_MSG_DISPLAY_INVAL_ALL_PALETTES);
> - // TODO pass proper data
> + // pass proper data
> red_channel_client_pipe_add_type(rcc,
> RED_PIPE_ITEM_TYPE_SURFACE_CREATE);
> // surface data
> red_channel_client_pipe_add_type(rcc,
> RED_PIPE_ITEM_TYPE_FILL_SURFACE);
> @@ -299,6 +312,8 @@ static void
> stream_channel_init(StreamChannel *channel)
> {
> channel->stream_id = -1;
> + channel->width = 1024;
> + channel->height = 768;
> }
>
> static RedPipeItem *
> @@ -317,7 +332,14 @@ stream_channel_change_format(StreamChannel
> *channel, const StreamMsgFormat *fmt)
> // send destroy old stream
> red_channel_pipes_add_type(red_channel,
> RED_PIPE_ITEM_TYPE_STREAM_DESTROY);
>
> - // TODO send new create surface if required
> + // send new create surface if required
> + if (channel->width != fmt->width || channel->height != fmt-
> >height) {
> + channel->width = fmt->width;
> + channel->height = fmt->height;
> + red_channel_pipes_add_type(red_channel,
> RED_PIPE_ITEM_TYPE_SURFACE_DESTROY);
> + red_channel_pipes_add_type(red_channel,
> RED_PIPE_ITEM_TYPE_SURFACE_CREATE);
> + // TODO monitors config ??
> + }
>
> // allocate a new stream id
> channel->stream_id = (channel->stream_id + 1) % 40;
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