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replay: add stubs and plumbing to implement a re-record

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The goal here is to be able to do a duplicate recording to the previous
with a quick key-combination like Ctrl+R.

We still need to extract the metadata from the capture file and setup
a new profiler, but this gets the mechanics in place.
This commit is contained in:
Christian Hergert
2019-05-23 16:17:54 -07:00
parent 2d500bebe2
commit 19f8c6b39f
9 changed files with 177 additions and 10 deletions
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24
src/libsysprof-ui/sysprof-capture-view.c
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@ -41,6 +41,7 @@ typedef struct
guint has_samples : 1;
guint has_counters : 1;
guint has_marks : 1;
guint can_replay : 1;
} SysprofCaptureFeatures;
typedef struct
@ -64,6 +65,7 @@ typedef struct
guint busy;
guint can_replay : 1;
guint needs_fit : 1;
} SysprofCaptureViewPrivate;
@ -318,7 +320,17 @@ sysprof_capture_view_scan_worker (GTask *task,
st_buf.frame_count[frame.type]++;
if (frame.type == SYSPROF_CAPTURE_FRAME_MARK)
if (frame.type == SYSPROF_CAPTURE_FRAME_METADATA)
{
const SysprofCaptureMetadata *meta;
if ((meta = sysprof_capture_reader_read_metadata (reader)))
{
if (g_strcmp0 (meta->id, "local-profiler") == 0)
features.can_replay = TRUE;
}
}
else if (frame.type == SYSPROF_CAPTURE_FRAME_MARK)
{
const SysprofCaptureMark *mark;
@ -997,3 +1009,13 @@ sysprof_capture_view_get_reader (SysprofCaptureView *self)
return priv->reader;
}
gboolean
sysprof_capture_view_get_can_replay (SysprofCaptureView *self)
{
SysprofCaptureViewPrivate *priv = sysprof_capture_view_get_instance_private (self);
g_return_val_if_fail (SYSPROF_IS_CAPTURE_VIEW (self), FALSE);
return priv->features.can_replay;
}