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screen-cast-monitor-stream-src: Watch monitors using MetaStageWatch

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This uses the API introduced by the previous commit. By watching specific
monitors directly, and not whole stage views, we avoid showing artifacts
on multi-monitor setups.

Fixes https://gitlab.gnome.org/GNOME/mutter/issues/424

https://gitlab.gnome.org/GNOME/mutter/merge_requests/623
This commit is contained in:
Georges Basile Stavracas Neto 2019-06-17 21:49:45 -03:00
parent 9b5d9f3cb3
commit 2464f00902
No known key found for this signature in database
GPG Key ID: 886C17EE170D1385
1 changed files with 44 additions and 21 deletions
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65
src/backends/meta-screen-cast-monitor-stream-src.c
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@ -32,6 +32,7 @@
#include "backends/meta-monitor.h"
#include "backends/meta-screen-cast-monitor-stream.h"
#include "backends/meta-screen-cast-session.h"
#include "backends/meta-stage-private.h"
#include "clutter/clutter.h"
#include "clutter/clutter-mutter.h"
#include "core/boxes-private.h"
@ -42,8 +43,9 @@ struct _MetaScreenCastMonitorStreamSrc
gboolean cursor_bitmap_invalid;
gulong actors_painted_handler_id;
gulong paint_handler_id;
MetaStageWatch *paint_watch;
MetaStageWatch *after_paint_watch;
gulong cursor_moved_handler_id;
gulong cursor_changed_handler_id;
};
@ -113,10 +115,11 @@ meta_screen_cast_monitor_stream_src_get_specs (MetaScreenCastStreamSrc *src,
}
static void
stage_painted (ClutterActor *actor,
MetaScreenCastMonitorStreamSrc *monitor_src)
stage_painted (MetaStage *stage,
ClutterStageView *view,
gpointer user_data)
{
MetaScreenCastStreamSrc *src = META_SCREEN_CAST_STREAM_SRC (monitor_src);
MetaScreenCastStreamSrc *src = META_SCREEN_CAST_STREAM_SRC (user_data);
meta_screen_cast_stream_src_maybe_record_frame (src);
}
@ -245,12 +248,28 @@ meta_screen_cast_monitor_stream_src_enable (MetaScreenCastStreamSrc *src)
MetaScreenCastMonitorStreamSrc *monitor_src =
META_SCREEN_CAST_MONITOR_STREAM_SRC (src);
MetaBackend *backend = get_backend (monitor_src);
MetaRenderer *renderer = meta_backend_get_renderer (backend);
MetaCursorTracker *cursor_tracker = meta_backend_get_cursor_tracker (backend);
MetaRendererView *view;
MetaMonitor *monitor;
MetaLogicalMonitor *logical_monitor;
MetaStage *meta_stage;
ClutterStageView *stage_view;
ClutterStage *stage;
MetaScreenCastStream *stream;
stream = meta_screen_cast_stream_src_get_stream (src);
stage = get_stage (monitor_src);
meta_stage = META_STAGE (stage);
monitor = get_monitor (monitor_src);
logical_monitor = meta_monitor_get_logical_monitor (monitor);
view = meta_renderer_get_view_from_logical_monitor (renderer,
logical_monitor);
if (view)
stage_view = CLUTTER_STAGE_VIEW (view);
else
stage_view = NULL;
switch (meta_screen_cast_stream_get_cursor_mode (stream))
{
@ -265,17 +284,21 @@ meta_screen_cast_monitor_stream_src_enable (MetaScreenCastStreamSrc *src)
monitor_src);
/* Intentional fall-through */
case META_SCREEN_CAST_CURSOR_MODE_HIDDEN:
monitor_src->actors_painted_handler_id =
g_signal_connect (stage, "actors-painted",
G_CALLBACK (stage_painted),
monitor_src);
monitor_src->paint_watch =
meta_stage_watch_view (meta_stage,
stage_view,
META_STAGE_WATCH_AFTER_ACTOR_PAINT,
stage_painted,
monitor_src);
break;
case META_SCREEN_CAST_CURSOR_MODE_EMBEDDED:
inhibit_hw_cursor (monitor_src);
monitor_src->paint_handler_id =
g_signal_connect_after (stage, "paint",
G_CALLBACK (stage_painted),
monitor_src);
monitor_src->after_paint_watch =
meta_stage_watch_view (meta_stage,
stage_view,
META_STAGE_WATCH_AFTER_PAINT,
stage_painted,
monitor_src);
break;
}
@ -290,21 +313,21 @@ meta_screen_cast_monitor_stream_src_disable (MetaScreenCastStreamSrc *src)
MetaBackend *backend = get_backend (monitor_src);
MetaCursorTracker *cursor_tracker = meta_backend_get_cursor_tracker (backend);
ClutterStage *stage;
MetaStage *meta_stage;
stage = get_stage (monitor_src);
meta_stage = META_STAGE (stage);
if (monitor_src->actors_painted_handler_id)
if (monitor_src->paint_watch)
{
g_signal_handler_disconnect (stage,
monitor_src->actors_painted_handler_id);
monitor_src->actors_painted_handler_id = 0;
meta_stage_remove_watch (meta_stage, monitor_src->paint_watch);
monitor_src->paint_watch = NULL;
}
if (monitor_src->paint_handler_id)
if (monitor_src->after_paint_watch)
{
g_signal_handler_disconnect (stage,
monitor_src->paint_handler_id);
monitor_src->paint_handler_id = 0;
meta_stage_remove_watch (meta_stage, monitor_src->after_paint_watch);
monitor_src->after_paint_watch = NULL;
uninhibit_hw_cursor (monitor_src);
}