diff options
Diffstat (limited to 'bin')
| -rw-r--r-- | bin/tools/benchmark.c | 22 |
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); } |