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400 lines
12 KiB
400 lines
12 KiB
From 642d0d6fef226fb89eaecf0016f8e5e333b9023e Mon Sep 17 00:00:00 2001 |
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From: Wim Taymans <wtaymans@redhat.com> |
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Date: Tue, 23 Jun 2015 10:28:29 +0200 |
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Subject: [PATCH] gst-inspect: add mode to output RPM requires format |
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--- |
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tools/gst-inspect.c | 279 +++++++++++++++++++++++++++++++++++++++++--- |
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1 file changed, 263 insertions(+), 16 deletions(-) |
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diff --git a/tools/gst-inspect.c b/tools/gst-inspect.c |
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index 8da042946..a057cba09 100644 |
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--- a/tools/gst-inspect.c |
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+++ b/tools/gst-inspect.c |
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@@ -394,7 +394,7 @@ print_object_properties_info (GObject * obj, GObjectClass * obj_class, |
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first_flag = TRUE; |
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n_print ("%sflags%s: ", PROP_ATTR_NAME_COLOR, RESET_COLOR); |
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- readable = ! !(param->flags & G_PARAM_READABLE); |
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+ readable = !!(param->flags & G_PARAM_READABLE); |
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if (readable && obj != NULL) { |
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g_object_get_property (obj, param->name, &value); |
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} else { |
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@@ -1739,11 +1739,228 @@ print_tracer_info (GstPluginFeature * feature, gboolean print_names) |
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return 0; |
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} |
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+static void |
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+print_gst_structure_append_field (GList * strings, const char *field) |
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+{ |
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+ GList *s; |
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+ |
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+ //g_message ("adding '%s' to the string", field); |
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+ |
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+ for (s = strings; s != NULL; s = s->next) { |
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+ g_string_append (s->data, field); |
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+ } |
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+} |
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+ |
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+static void |
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+print_gst_structure_append_field_index (GList * strings, const char *field, |
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+ guint num_items, guint offset) |
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+{ |
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+ GList *s; |
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+ guint i; |
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+ |
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+ //g_message ("adding '%s' to the string (num: %d offset: %d)", field, num_items, offset); |
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+ |
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+ for (s = strings, i = 0; s != NULL; s = s->next, i++) { |
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+ if (i == offset) { |
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+ //g_message ("adding '%s' at '%d'", field, i); |
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+ g_string_append (s->data, field); |
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+ } |
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+ if (i == num_items) |
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+ i = 0; |
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+ } |
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+ |
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+} |
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+ |
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+static GList * |
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+print_gst_structure_dup_fields (GList * strings, guint num_items) |
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+{ |
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+ guint new_items, i; |
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+ |
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+ if (num_items == 1) |
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+ return strings; |
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+ |
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+ //g_message ("creating %d new items", num_items); |
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+ |
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+ new_items = g_list_length (strings) * (num_items - 1); |
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+ for (i = 0; i < new_items; i++) { |
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+ GString *s, *first; |
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+ |
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+ first = strings->data; |
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+ s = g_string_new_len (first->str, first->len); |
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+ strings = g_list_prepend (strings, s); |
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+ } |
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+ |
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+ return strings; |
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+} |
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+ |
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+enum |
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+{ |
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+ FIELD_VERSION = 0, |
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+ FIELD_LAYER, |
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+ FIELD_VARIANT, |
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+ FIELD_SYSTEMSTREAM |
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+}; |
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+ |
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+static int |
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+field_get_type (const char *field_name) |
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+{ |
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+ if (strstr (field_name, "version") != NULL) |
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+ return FIELD_VERSION; |
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+ if (strcmp (field_name, "layer") == 0) |
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+ return FIELD_LAYER; |
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+ if (strcmp (field_name, "systemstream") == 0) |
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+ return FIELD_SYSTEMSTREAM; |
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+ if (strcmp (field_name, "variant") == 0) |
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+ return FIELD_VARIANT; |
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+ |
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+ return -1; |
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+} |
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+ |
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+static gint |
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+fields_type_compare (const char *a, const char *b) |
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+{ |
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+ gint a_type, b_type; |
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+ |
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+ a_type = field_get_type (a); |
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+ b_type = field_get_type (b); |
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+ if (a_type < b_type) |
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+ return -1; |
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+ if (b_type < a_type) |
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+ return 1; |
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+ return 0; |
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+} |
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+ |
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+static void |
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+print_gst_structure_for_rpm (const char *type_name, GstStructure * s) |
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+{ |
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+ guint i, num_fields; |
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+ const char *name; |
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+ GList *fields, *l, *strings; |
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+ GString *string; |
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+ |
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+ name = gst_structure_get_name (s); |
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+ strings = NULL; |
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+ num_fields = gst_structure_n_fields (s); |
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+ fields = NULL; |
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+ |
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+ for (i = 0; i < num_fields; i++) { |
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+ const char *field_name; |
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+ |
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+ field_name = gst_structure_nth_field_name (s, i); |
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+ if (field_get_type (field_name) < 0) { |
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+ //g_message ("ignoring field named %s", field_name); |
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+ continue; |
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+ } |
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+ |
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+ fields = |
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+ g_list_insert_sorted (fields, g_strdup (field_name), |
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+ (GCompareFunc) fields_type_compare); |
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+ } |
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+ |
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+ /* Example: |
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+ * gstreamer1(decoder-video/mpeg)(mpegversion=1)()(64bit) */ |
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+ string = g_string_new ("gstreamer1"); |
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+ g_string_append_c (string, '('); |
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+ g_string_append (string, type_name); |
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+ g_string_append_c (string, '-'); |
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+ g_string_append (string, name); |
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+ g_string_append_c (string, ')'); |
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+ |
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+ strings = g_list_append (strings, string); |
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+ |
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+ for (l = fields; l != NULL; l = l->next) { |
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+ char *field_name; |
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+ GType type; |
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+ |
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+ field_name = l->data; |
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+ |
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+ type = gst_structure_get_field_type (s, field_name); |
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+ //g_message ("field is: %s, type: %s", field_name, g_type_name (type)); |
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+ |
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+ if (type == G_TYPE_INT) { |
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+ char *field; |
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+ int value; |
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+ |
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+ gst_structure_get_int (s, field_name, &value); |
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+ field = g_strdup_printf ("(%s=%d)", field_name, value); |
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+ print_gst_structure_append_field (strings, field); |
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+ g_free (field); |
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+ } else if (type == G_TYPE_BOOLEAN) { |
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+ char *field; |
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+ int value; |
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+ |
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+ gst_structure_get_boolean (s, field_name, &value); |
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+ field = g_strdup_printf ("(%s=%s)", field_name, value ? "true" : "false"); |
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+ print_gst_structure_append_field (strings, field); |
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+ g_free (field); |
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+ } else if (type == GST_TYPE_INT_RANGE) { |
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+ const GValue *value; |
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+ int min, max; |
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+ |
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+ value = gst_structure_get_value (s, field_name); |
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+ min = gst_value_get_int_range_min (value); |
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+ max = gst_value_get_int_range_max (value); |
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+ |
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+ strings = print_gst_structure_dup_fields (strings, max - min + 1); |
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+ |
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+ for (i = min; i <= max; i++) { |
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+ char *field; |
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+ |
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+ field = g_strdup_printf ("(%s=%d)", field_name, i); |
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+ print_gst_structure_append_field_index (strings, field, max - min + 1, |
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+ i - min); |
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+ g_free (field); |
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+ } |
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+ } else if (type == GST_TYPE_LIST) { |
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+ const GValue *value; |
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+ int num_items; |
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+ |
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+ value = gst_structure_get_value (s, field_name); |
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+ num_items = gst_value_list_get_size (value); |
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+ |
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+ strings = print_gst_structure_dup_fields (strings, num_items); |
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+ |
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+ for (i = 0; i < num_items; i++) { |
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+ char *field; |
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+ const GValue *item_value; |
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+ |
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+ item_value = gst_value_list_get_value (value, i); |
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+ field = g_strdup_printf ("(%s=%d)", field_name, |
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+ g_value_get_int (item_value)); |
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+ print_gst_structure_append_field_index (strings, field, num_items, i); |
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+ g_free (field); |
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+ } |
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+ } else if (type == G_TYPE_STRING) { |
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+ char *field; |
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+ const char *value; |
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+ |
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+ value = gst_structure_get_string (s, field_name); |
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+ field = g_strdup_printf ("(%s=%s)", field_name, value); |
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+ print_gst_structure_append_field (strings, field); |
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+ g_free (field); |
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+ } else { |
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+ g_warning ("unhandled type! %s", g_type_name (type)); |
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+ } |
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+ |
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+ g_free (field_name); |
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+ } |
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+ |
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+ g_list_free (fields); |
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+ |
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+ for (l = strings; l != NULL; l = l->next) { |
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+ string = l->data; |
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+ g_print ("%s\n", string->str); |
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+ g_string_free (string, TRUE); |
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+ } |
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+ g_list_free (strings); |
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+} |
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+ |
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/* NOTE: Not coloring output from automatic install functions, as their output |
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* is meant for machines, not humans. |
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*/ |
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static void |
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-print_plugin_automatic_install_info_codecs (GstElementFactory * factory) |
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+print_plugin_automatic_install_info_codecs (GstElementFactory * factory, |
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+ gboolean rpm_format) |
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{ |
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GstPadDirection direction; |
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const gchar *type_name; |
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@@ -1769,6 +1986,13 @@ print_plugin_automatic_install_info_codecs (GstElementFactory * factory) |
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return; |
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} |
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+ if (rpm_format) { |
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+ /* Ignore NONE ranked plugins */ |
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+ if ((gst_plugin_feature_get_rank (GST_PLUGIN_FEATURE (factory))) == |
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+ GST_RANK_NONE) |
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+ return; |
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+ } |
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+ |
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/* decoder/demuxer sink pads should always be static and there should only |
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* be one, the same applies to encoders/muxers and source pads */ |
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static_templates = gst_element_factory_get_static_pad_templates (factory); |
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@@ -1805,15 +2029,20 @@ print_plugin_automatic_install_info_codecs (GstElementFactory * factory) |
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gst_structure_remove_field (s, "rate"); |
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gst_structure_remove_field (s, "depth"); |
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gst_structure_remove_field (s, "clock-rate"); |
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- s_str = gst_structure_to_string (s); |
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- g_print ("%s-%s\n", type_name, s_str); |
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- g_free (s_str); |
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+ if (!rpm_format) { |
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+ s_str = gst_structure_to_string (s); |
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+ g_print ("%s-%s\n", type_name, s_str); |
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+ g_free (s_str); |
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+ } else { |
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+ print_gst_structure_for_rpm (type_name, s); |
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+ } |
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} |
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gst_caps_unref (caps); |
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} |
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static void |
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-print_plugin_automatic_install_info_protocols (GstElementFactory * factory) |
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+print_plugin_automatic_install_info_protocols (GstElementFactory * factory, |
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+ gboolean rpm_format) |
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{ |
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const gchar *const *protocols; |
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@@ -1822,13 +2051,19 @@ print_plugin_automatic_install_info_protocols (GstElementFactory * factory) |
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switch (gst_element_factory_get_uri_type (factory)) { |
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case GST_URI_SINK: |
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while (*protocols != NULL) { |
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- g_print ("urisink-%s\n", *protocols); |
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+ if (!rpm_format) |
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+ g_print ("urisink-%s\n", *protocols); |
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+ else |
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+ g_print ("gstreamer1(urisink-%s)\n", *protocols); |
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++protocols; |
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} |
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break; |
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case GST_URI_SRC: |
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while (*protocols != NULL) { |
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- g_print ("urisource-%s\n", *protocols); |
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+ if (!rpm_format) |
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+ g_print ("urisource-%s\n", *protocols); |
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+ else |
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+ g_print ("gstreamer1(urisource-%s)\n", *protocols); |
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++protocols; |
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} |
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break; |
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@@ -1839,7 +2074,7 @@ print_plugin_automatic_install_info_protocols (GstElementFactory * factory) |
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} |
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static void |
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-print_plugin_automatic_install_info (GstPlugin * plugin) |
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+print_plugin_automatic_install_info (GstPlugin * plugin, gboolean rpm_format) |
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{ |
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GList *features, *l; |
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@@ -1858,11 +2093,15 @@ print_plugin_automatic_install_info (GstPlugin * plugin) |
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if (feature_plugin == plugin) { |
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GstElementFactory *factory; |
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- g_print ("element-%s\n", gst_plugin_feature_get_name (feature)); |
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+ if (!rpm_format) |
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+ g_print ("element-%s\n", gst_plugin_feature_get_name (feature)); |
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+ else |
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+ g_print ("gstreamer1(element-%s)\n", |
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+ gst_plugin_feature_get_name (feature)); |
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factory = GST_ELEMENT_FACTORY (feature); |
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- print_plugin_automatic_install_info_protocols (factory); |
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- print_plugin_automatic_install_info_codecs (factory); |
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+ print_plugin_automatic_install_info_protocols (factory, rpm_format); |
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+ print_plugin_automatic_install_info_codecs (factory, rpm_format); |
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} |
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if (feature_plugin) |
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gst_object_unref (feature_plugin); |
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@@ -1884,7 +2123,7 @@ print_all_plugin_automatic_install_info (void) |
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plugin = (GstPlugin *) (plugins->data); |
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plugins = g_list_next (plugins); |
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- print_plugin_automatic_install_info (plugin); |
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+ print_plugin_automatic_install_info (plugin, FALSE); |
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} |
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gst_plugin_list_free (orig_plugins); |
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} |
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@@ -1951,6 +2190,7 @@ main (int argc, char *argv[]) |
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gboolean do_print_blacklist = FALSE; |
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gboolean plugin_name = FALSE; |
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gboolean print_aii = FALSE; |
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+ gboolean print_aii_rpm = FALSE; |
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gboolean uri_handlers = FALSE; |
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gboolean check_exists = FALSE; |
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gboolean color_always = FALSE; |
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@@ -1972,6 +2212,9 @@ main (int argc, char *argv[]) |
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"or all plugins provide.\n " |
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"Useful in connection with external automatic plugin " |
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"installation mechanisms"), NULL}, |
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+ {"rpm", '\0', 0, G_OPTION_ARG_NONE, &print_aii_rpm, |
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+ N_("Print the machine-parsable list of features of a plugin in RPM " |
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+ "Provides compatible-format"), NULL}, |
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{"plugin", '\0', 0, G_OPTION_ARG_NONE, &plugin_name, |
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N_("List the plugin contents"), NULL}, |
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{"types", 't', 0, G_OPTION_ARG_STRING, &types, |
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@@ -2135,7 +2378,7 @@ main (int argc, char *argv[]) |
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/* if there is such a plugin, print out info */ |
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if (plugin) { |
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if (print_aii) { |
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- print_plugin_automatic_install_info (plugin); |
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+ print_plugin_automatic_install_info (plugin, print_aii_rpm); |
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} else { |
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print_plugin_info (plugin); |
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print_plugin_features (plugin); |
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@@ -2148,13 +2391,17 @@ main (int argc, char *argv[]) |
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if (plugin) { |
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if (print_aii) { |
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- print_plugin_automatic_install_info (plugin); |
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+ print_plugin_automatic_install_info (plugin, print_aii_rpm); |
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} else { |
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print_plugin_info (plugin); |
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print_plugin_features (plugin); |
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} |
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} else { |
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- g_printerr (_("Could not load plugin file: %s\n"), error->message); |
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+ if (!print_aii_rpm) |
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+ g_print (_("Could not load plugin file: %s\n"), error->message); |
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+ else |
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+ g_printerr (_("Could not load plugin file: %s\n"), |
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+ error->message); |
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g_clear_error (&error); |
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exit_code = -1; |
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goto done; |
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-- |
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2.26.2 |
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