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-rw-r--r--bin/tools/benchmark.c22
1 files changed, 17 insertions, 5 deletions
diff --git a/bin/tools/benchmark.c b/bin/tools/benchmark.c
index e86aaff..fd02874 100644
--- a/bin/tools/benchmark.c
+++ b/bin/tools/benchmark.c
@@ -36,7 +36,7 @@ typedef struct {
} Options;
-typedef void (*GrabFrameFunc) (UcaCamera *, gpointer, guint, UcaCameraTriggerSource);
+typedef guint (*GrabFrameFunc) (UcaCamera *, gpointer, guint, UcaCameraTriggerSource);
static UcaCamera *camera = NULL;
@@ -83,13 +83,15 @@ log_handler (const gchar *log_domain, GLogLevelFlags log_level, const gchar *mes
g_assert_no_error (error);
}
-static void
+static guint
grab_frames_sync (UcaCamera *camera, gpointer buffer, guint n_frames, UcaCameraTriggerSource trigger_source)
{
GError *error = NULL;
+ guint total;
g_object_set (camera, "trigger-source", trigger_source, NULL);
uca_camera_start_recording (camera, &error);
+ total = 0;
for (guint i = 0; i < n_frames; i++) {
if (trigger_source == UCA_CAMERA_TRIGGER_SOURCE_SOFTWARE)
@@ -103,9 +105,13 @@ grab_frames_sync (UcaCamera *camera, gpointer buffer, guint n_frames, UcaCameraT
g_error_free (error);
error = NULL;
}
+ else {
+ total++;
+ }
}
uca_camera_stop_recording (camera, &error);
+ return total;
}
static void
@@ -119,7 +125,7 @@ grab_callback (gpointer data, gpointer user_data)
g_static_mutex_unlock (&mutex);
}
-static void
+static guint
grab_frames_async (UcaCamera *camera, gpointer buffer, guint n_frames, UcaCameraTriggerSource trigger_source)
{
GError *error = NULL;
@@ -137,6 +143,7 @@ grab_frames_async (UcaCamera *camera, gpointer buffer, guint n_frames, UcaCamera
;
uca_camera_stop_recording (camera, &error);
+ return n_frames;
}
static void
@@ -146,6 +153,8 @@ benchmark_method (UcaCamera *camera, gpointer buffer, GrabFrameFunc func, Option
gdouble fps;
gdouble bandwidth;
gdouble total_time = 0.0;
+ guint num_frames_total;
+ guint num_frames_acquired = 0;
GError *error = NULL;
timer = g_timer_new ();
@@ -155,7 +164,7 @@ benchmark_method (UcaCamera *camera, gpointer buffer, GrabFrameFunc func, Option
g_message ("Start run %i of %i", run + 1, options->n_runs);
g_timer_start (timer);
- func (camera, buffer, options->n_frames, trigger_source);
+ num_frames_acquired += func (camera, buffer, options->n_frames, trigger_source);
g_timer_stop (timer);
total_time += g_timer_elapsed (timer, NULL);
@@ -165,7 +174,10 @@ benchmark_method (UcaCamera *camera, gpointer buffer, GrabFrameFunc func, Option
fps = options->n_runs * options->n_frames / total_time;
bandwidth = options->n_bytes * fps / 1024 / 1024;
- g_print (" %8.2f Hz %8.2f MB/s\n", fps, bandwidth);
+ num_frames_total = options->n_runs * options->n_frames;
+ g_print (" %8.2f Hz %8.2f MB/s %d/%d acquired (%3.2f%% dropped)\n",
+ fps, bandwidth, num_frames_acquired, num_frames_total,
+ 100 * (num_frames_total - num_frames_acquired) / ((gdouble) num_frames_total));
g_timer_destroy (timer);
}