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recorder: Composite captured images before passing into gstreamer

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Mutter may capture the screen in multiple capture regions. If this is
done, take these images and composite them onto one large image, which
is then passed into the gstreamer source.
This commit is contained in:
Jonas Ådahl 2016-08-19 12:14:33 +08:00
parent 22f0d3076e
commit f9ef80749a
1 changed files with 13 additions and 8 deletions
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21
src/shell-recorder.c
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@ -22,6 +22,7 @@
#include "shell-global.h"
#include "shell-recorder-src.h"
#include "shell-recorder.h"
#include "shell-util.h"
#define A11Y_APPS_SCHEMA "org.gnome.desktop.a11y.applications"
#define MAGNIFIER_ACTIVE_KEY "screen-magnifier-enabled"
@ -437,17 +438,21 @@ recorder_record_frame (ShellRecorder *recorder,
if (n_captures == 0)
return;
/*
* TODO: Deal with each capture region separately, instead of dropping
* anything except the first one.
*/
if (n_captures == 1)
image = cairo_surface_reference (captures[0].image);
else
image = shell_util_composite_capture_images (captures,
n_captures,
recorder->area.x,
recorder->area.y,
recorder->area.width,
recorder->area.height);
image = captures[0].image;
data = cairo_image_surface_get_data (image);
size = captures[0].rect.width * captures[0].rect.height * 4;
size = (cairo_image_surface_get_height (image) *
cairo_image_surface_get_stride (image));
/* TODO: Capture more than the first framebuffer. */
for (i = 1; i < n_captures; i++)
for (i = 0; i < n_captures; i++)
cairo_surface_destroy (captures[i].image);
g_free (captures);