mirror of
https://gitlab.freedesktop.org/gstreamer/gstreamer.git
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119 lines
3 KiB
C
119 lines
3 KiB
C
/* media-info test app */
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#include <gst/gst.h>
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#include <string.h>
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#include "media-info.h"
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static void
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print_tag (const GstTagList * list, const gchar * tag, gpointer unused)
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{
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gint i, count;
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count = gst_tag_list_get_tag_size (list, tag);
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for (i = 0; i < count; i++) {
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gchar *str;
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if (gst_tag_get_type (tag) == G_TYPE_STRING) {
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g_assert (gst_tag_list_get_string_index (list, tag, i, &str));
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} else {
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str =
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g_strdup_value_contents (gst_tag_list_get_value_index (list, tag, i));
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}
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if (i == 0) {
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g_print ("%15s: %s\n", gst_tag_get_nick (tag), str);
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} else {
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g_print (" : %s\n", str);
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}
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g_free (str);
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}
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}
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static void
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info_print (GstMediaInfoStream * stream)
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{
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int i;
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GList *p;
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GstMediaInfoTrack *track;
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g_print ("- mime type: %s\n", stream->mime);
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g_print ("- length: %.3f seconds\n",
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(gdouble) stream->length_time / GST_SECOND);
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g_print ("- bitrate: %.3f kbps\n", stream->bitrate / 1000.0);
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g_print ("- number of tracks: %ld\n", stream->length_tracks);
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p = stream->tracks;
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if (p == NULL) {
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g_print ("- no track information, probably an error\n");
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return;
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}
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for (i = 0; i < stream->length_tracks; ++i) {
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g_print ("- track %d\n", i);
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track = (GstMediaInfoTrack *) p->data;
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g_print (" - metadata:\n");
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if (track->metadata)
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gst_tag_list_foreach (track->metadata, print_tag, NULL);
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else
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g_print (" (none found)\n");
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g_print (" - streaminfo:\n");
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gst_tag_list_foreach (track->streaminfo, print_tag, NULL);
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g_print (" - format:\n");
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g_print ("%s\n", gst_caps_to_string (track->format));
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p = p->next;
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}
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}
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int
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main (int argc, char *argv[])
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{
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GstMediaInfo *info;
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GstMediaInfoStream *stream = NULL;
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GError *error = NULL;
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gint i;
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g_assert (argc > 1);
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gst_media_info_init ();
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gst_init (&argc, &argv);
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info = gst_media_info_new (&error);
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if (error != NULL) {
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g_print ("Error creating media-info object: %s\n", error->message);
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g_error_free (error);
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return -1;
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}
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g_assert (G_IS_OBJECT (info));
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if (!gst_media_info_set_source (info, "gnomevfssrc", &error)) {
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g_print ("Could not set gnomevfssrc as a source\n");
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g_print ("reason: %s\n", error->message);
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g_error_free (error);
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return -1;
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}
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g_print ("stream: %p, &stream: %p\n", stream, &stream);
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for (i = 1; i < argc; ++i) {
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/*
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stream = gst_media_info_read (info, argv[i], GST_MEDIA_INFO_ALL);
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*/
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gst_media_info_read_with_idler (info, argv[i], GST_MEDIA_INFO_ALL, &error);
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while (gst_media_info_read_idler (info, &stream, &error) && stream == NULL)
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/* keep idling */
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g_print ("+");
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g_print ("\nFILE: %s\n", argv[i]);
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g_print ("stream: %p, &stream: %p\n", stream, &stream);
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if (error) {
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g_print ("Error reading media info: %s\n", error->message);
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g_error_free (error);
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}
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if (stream)
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info_print (stream);
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else
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g_print ("no media info found.\n");
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stream = NULL;
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}
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return 0;
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}
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