void Caps::unref() { if (Private::ObjectStore::take(this)) { gst_caps_unref(GST_CAPS(m_object)); delete this; } }
void Caps::ref(bool increaseRef) { if (Private::ObjectStore::put(this)) { if (increaseRef) { gst_caps_ref(GST_CAPS(m_object)); } } }
/* reset video frame size to what is stored in server->conf */ void video_server_reset_frame_size(video_server_t * server) { fprintf(stderr, "Video server playing -> ready\n"); gst_element_set_state(server->pipeline, GST_STATE_READY); fprintf(stderr, "New video frame size: %dx%d\n", server->conf->width, server->conf->height); gst_caps_set_simple(GST_CAPS(server->h264caps), "width", G_TYPE_INT, server->conf->width, "height", G_TYPE_INT, server->conf->height, NULL); fprintf(stderr, "Video server ready -> playing\n"); gst_element_set_state(server->pipeline, GST_STATE_PLAYING); }
void video_server_set_framerate(video_server_t * server, unsigned int value) { server->conf->framerate = get_closest_framerate(value); fprintf(stderr, "Video server playing -> ready\n"); gst_element_set_state(server->pipeline, GST_STATE_READY); fprintf(stderr, "New video framerate: %d fps\n", server->conf->framerate); gst_caps_set_simple(GST_CAPS(server->h264caps), "framerate", GST_TYPE_FRACTION, server->conf->framerate, 1, NULL); fprintf(stderr, "Video server ready -> playing\n"); gst_element_set_state(server->pipeline, GST_STATE_PLAYING); }
static gint find_matching_pad (gconstpointer a, gconstpointer b) { GstPad *pad = GST_PAD (a); GstCaps *caps = GST_CAPS (b); GstCaps *padcaps = NULL; gint ret = 1; padcaps = gst_pad_get_caps_reffed (pad); if (gst_caps_can_intersect (caps, padcaps)) ret = 0; gst_caps_unref (padcaps); gst_object_unref (pad); return ret; }
/* For each raw video structure, adds a variant with format unset */ static gboolean fix_video_caps_format(GstCapsFeatures *f, GstStructure *s, gpointer user_data) { GstCaps *ret = GST_CAPS(user_data); OWR_UNUSED(f); gst_caps_append_structure(ret, gst_structure_copy(s)); /* Don't mess with non-raw structures */ if (!gst_structure_has_name(s, "video/x-raw")) goto done; if (gst_structure_has_field(s, "format")) { GstStructure *tmp = gst_structure_copy(s); gst_structure_remove_field(tmp, "format"); gst_caps_append_structure(ret, tmp); } done: return TRUE; }
/* For each raw video structure, adds a variant with framerate unset */ static gboolean fix_video_caps_framerate(GstCapsFeatures *f, GstStructure *s, gpointer user_data) { GstCaps *ret = GST_CAPS(user_data); gint fps_n, fps_d; gst_caps_append_structure_full(ret, gst_structure_copy(s), f ? gst_caps_features_copy(f) : NULL); /* Don't mess with non-raw structures */ if (!gst_structure_has_name(s, "video/x-raw")) goto done; /* If possible try to limit the framerate at the source already */ if (gst_structure_get_fraction(s, "framerate", &fps_n, &fps_d)) { GstStructure *tmp = gst_structure_copy(s); gst_structure_remove_field(tmp, "framerate"); gst_caps_append_structure_full(ret, tmp, f ? gst_caps_features_copy(f) : NULL); } done: return TRUE; }
int main (int argc, char **argv) { static const GOptionEntry test_goptions[] = { { "videosink", '\0', 0, G_OPTION_ARG_STRING, &opt_videosink_str, "videosink to use (default: " DEFAULT_VIDEOSINK ")", NULL }, { "caps", '\0', 0, G_OPTION_ARG_STRING, &opt_filtercaps_str, "filter caps to narrow down formats to test", NULL }, { "with-ffmpegcolorspace", '\0', 0, G_OPTION_ARG_NONE, &opt_with_ffmpegcolorspace, "whether to add an ffmpegcolorspace element in front of the sink", NULL }, {NULL, '\0', 0, 0, NULL, NULL, NULL} }; GOptionContext *ctx; GError *opt_err = NULL; GstElement *pipeline, *src, *filter1, *crop, *scale, *filter2, *csp, *sink; GMainLoop *loop; GstCaps *filter_caps = NULL; GList *caps_list, *l; if (!g_thread_supported ()) g_thread_init (NULL); /* command line option parsing */ ctx = g_option_context_new (""); g_option_context_add_group (ctx, gst_init_get_option_group ()); g_option_context_add_main_entries (ctx, test_goptions, NULL); if (!g_option_context_parse (ctx, &argc, &argv, &opt_err)) { g_error ("Error parsing command line options: %s", opt_err->message); return -1; } GST_DEBUG_CATEGORY_INIT (videocrop_test_debug, "videocroptest", 0, "vctest"); loop = g_main_loop_new (NULL, FALSE); pipeline = gst_pipeline_new ("pipeline"); src = gst_element_factory_make ("videotestsrc", "videotestsrc"); g_assert (src != NULL); filter1 = gst_element_factory_make ("capsfilter", "capsfilter1"); g_assert (filter1 != NULL); crop = gst_element_factory_make ("videocrop", "videocrop"); g_assert (crop != NULL); scale = gst_element_factory_make ("videoscale", "videoscale"); g_assert (scale != NULL); filter2 = gst_element_factory_make ("capsfilter", "capsfilter2"); g_assert (filter2 != NULL); if (opt_with_ffmpegcolorspace) { g_print ("Adding ffmpegcolorspace\n"); csp = gst_element_factory_make ("ffmpegcolorspace", "colorspace"); } else { csp = gst_element_factory_make ("identity", "colorspace"); } g_assert (csp != NULL); if (opt_filtercaps_str) { filter_caps = gst_caps_from_string (opt_filtercaps_str); if (filter_caps == NULL) { g_error ("Invalid filter caps string '%s'", opt_filtercaps_str); } else { g_print ("Using filter caps '%s'\n", opt_filtercaps_str); } } if (opt_videosink_str) { g_print ("Trying videosink '%s' ...", opt_videosink_str); sink = gst_element_factory_make (opt_videosink_str, "sink"); g_print ("%s\n", (sink) ? "ok" : "element couldn't be created"); } else { sink = NULL; } if (sink == NULL) { g_print ("Trying videosink '%s' ...", DEFAULT_VIDEOSINK); sink = gst_element_factory_make (DEFAULT_VIDEOSINK, "sink"); g_print ("%s\n", (sink) ? "ok" : "element couldn't be created"); } if (sink == NULL) { g_print ("Trying videosink '%s' ...", "xvimagesink"); sink = gst_element_factory_make ("xvimagesink", "sink"); g_print ("%s\n", (sink) ? "ok" : "element couldn't be created"); } if (sink == NULL) { g_print ("Trying videosink '%s' ...", "ximagesink"); sink = gst_element_factory_make ("ximagesink", "sink"); g_print ("%s\n", (sink) ? "ok" : "element couldn't be created"); } g_assert (sink != NULL); gst_bin_add_many (GST_BIN (pipeline), src, filter1, crop, scale, filter2, csp, sink, NULL); if (!gst_element_link (src, filter1)) g_error ("Failed to link videotestsrc to capsfilter1"); if (!gst_element_link (filter1, crop)) g_error ("Failed to link capsfilter1 to videocrop"); if (!gst_element_link (crop, scale)) g_error ("Failed to link videocrop to videoscale"); if (!gst_element_link (scale, filter2)) g_error ("Failed to link videoscale to capsfilter2"); if (!gst_element_link (filter2, csp)) g_error ("Failed to link capsfilter2 to ffmpegcolorspace"); if (!gst_element_link (csp, sink)) g_error ("Failed to link ffmpegcolorspace to video sink"); caps_list = video_crop_get_test_caps (crop); for (l = caps_list; l != NULL; l = l->next) { GstStateChangeReturn ret; GstCaps *caps, *out_caps; gboolean skip = FALSE; gchar *s; if (filter_caps) { GstCaps *icaps; icaps = gst_caps_intersect (filter_caps, GST_CAPS (l->data)); skip = gst_caps_is_empty (icaps); gst_caps_unref (icaps); } /* this is the size of our window (stays fixed) */ out_caps = gst_caps_copy (GST_CAPS (l->data)); gst_structure_set (gst_caps_get_structure (out_caps, 0), "width", G_TYPE_INT, OUT_WIDTH, "height", G_TYPE_INT, OUT_HEIGHT, NULL); g_object_set (filter2, "caps", out_caps, NULL); /* filter1 gets these too to prevent videotestsrc from renegotiating */ g_object_set (filter1, "caps", out_caps, NULL); gst_caps_unref (out_caps); caps = gst_caps_copy (GST_CAPS (l->data)); GST_INFO ("testing format: %" GST_PTR_FORMAT, caps); s = gst_caps_to_string (caps); if (skip) { g_print ("Skipping format: %s\n", s); g_free (s); continue; } g_print ("Format: %s\n", s); caps = gst_caps_make_writable (caps); /* FIXME: check return values */ ret = gst_element_set_state (pipeline, GST_STATE_PLAYING); if (ret != GST_STATE_CHANGE_FAILURE) { ret = gst_element_get_state (pipeline, NULL, NULL, -1); if (ret != GST_STATE_CHANGE_FAILURE) { test_with_caps (src, crop, caps); } else { g_print ("Format: %s not supported (failed to go to PLAYING)\n", s); } } else { g_print ("Format: %s not supported\n", s); } gst_element_set_state (pipeline, GST_STATE_NULL); gst_caps_unref (caps); g_free (s); } g_list_foreach (caps_list, (GFunc) gst_caps_unref, NULL); g_list_free (caps_list); gst_element_set_state (pipeline, GST_STATE_NULL); gst_object_unref (pipeline); return 0; }
QGlib::RefCountedObject *wrapCaps(void *caps) { return QGlib::constructWrapper(GST_CAPS(caps)->type, caps); }