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-rw-r--r--examples/seeking/vorbisfile.c266
1 files changed, 0 insertions, 266 deletions
diff --git a/examples/seeking/vorbisfile.c b/examples/seeking/vorbisfile.c
deleted file mode 100644
index d193642f..00000000
--- a/examples/seeking/vorbisfile.c
+++ /dev/null
@@ -1,266 +0,0 @@
-#include <stdlib.h>
-#include <gst/gst.h>
-#include <string.h>
-
-static gboolean ready = FALSE;
-
-struct probe_context
-{
- GstElement *pipeline;
- GstElement *element;
- GstPad *pad;
- GstFormat ls_format;
-
- gint total_ls;
-
- GstCaps *metadata;
- GstCaps *streaminfo;
- GstCaps *caps;
-};
-
-static void
-print_caps (GstCaps * caps)
-{
- char *s;
-
- s = gst_caps_to_string (caps);
- g_print (" %s\n", s);
- g_free (s);
-}
-
-static void
-print_format (GstCaps * caps)
-{
- char *s;
-
- s = gst_caps_to_string (caps);
- g_print (" format: %s\n", s);
- g_free (s);
-}
-
-static void
-print_lbs_info (struct probe_context *context, gint stream)
-{
- const GstFormat *formats;
-
- /* FIXME: need a better name here */
- g_print (" stream info:\n");
-
- /* report info in all supported formats */
- formats = gst_pad_get_formats (context->pad);
- while (*formats) {
- const GstFormatDefinition *definition;
- gint64 value_start, value_end;
- gboolean res;
- GstFormat format;
-
- format = *formats;
- formats++;
-
- if (format == context->ls_format) {
- continue;
- }
-
- definition = gst_format_get_details (format);
-
- /* get start and end position of this stream */
- res = gst_pad_convert (context->pad,
- context->ls_format, stream, &format, &value_start);
- res &= gst_pad_convert (context->pad,
- context->ls_format, stream + 1, &format, &value_end);
-
- if (res) {
- /* substract to get the length */
- value_end -= value_start;
-
- if (format == GST_FORMAT_TIME) {
- value_end /= (GST_SECOND / 100);
- g_print (" %s: %" G_GINT64_FORMAT ":%02" G_GINT64_FORMAT ".%02"
- G_GINT64_FORMAT "\n", definition->nick, value_end / 6000,
- (value_end / 100) % 60, (value_end % 100));
- } else {
- g_print (" %s: %" G_GINT64_FORMAT "\n", definition->nick, value_end);
- }
- } else
- g_print (" could not get logical stream %s\n", definition->nick);
-
- }
-}
-
-static void
-deep_notify (GObject * object, GstObject * origin,
- GParamSpec * pspec, gpointer data)
-{
- struct probe_context *context = (struct probe_context *) data;
- GValue value = { 0, };
-
- if (!strcmp (pspec->name, "metadata")) {
-
- g_value_init (&value, pspec->value_type);
- g_object_get_property (G_OBJECT (origin), pspec->name, &value);
- context->metadata = g_value_peek_pointer (&value);
- } else if (!strcmp (pspec->name, "streaminfo")) {
-
- g_value_init (&value, pspec->value_type);
- g_object_get_property (G_OBJECT (origin), pspec->name, &value);
- context->streaminfo = g_value_peek_pointer (&value);
- } else if (!strcmp (pspec->name, "caps")) {
- if (GST_IS_PAD (origin) && GST_PAD (origin) == context->pad) {
- g_value_init (&value, pspec->value_type);
- g_object_get_property (G_OBJECT (origin), pspec->name, &value);
- context->caps = g_value_peek_pointer (&value);
-
- ready = TRUE;
- }
- }
-}
-
-static gboolean
-collect_logical_stream_properties (struct probe_context *context, gint stream)
-{
- GstEvent *event;
- gboolean res;
- gint count;
-
- g_print ("info for logical stream %d:\n", stream);
-
- /* seek to stream */
- event = gst_event_new_seek (context->ls_format |
- GST_SEEK_METHOD_SET | GST_SEEK_FLAG_FLUSH, stream);
- res = gst_pad_send_event (context->pad, event);
- if (!res) {
- g_warning ("seek to logical track failed");
- return FALSE;
- }
-
- /* run the pipeline to get the info */
- count = 0;
- ready = FALSE;
- while (gst_bin_iterate (GST_BIN (context->pipeline)) && !ready) {
- count++;
- if (count > 10)
- break;
- }
-
- print_caps (context->metadata);
- print_caps (context->streaminfo);
- print_format (context->caps);
- print_lbs_info (context, stream);
-
- g_print ("\n");
-
- return TRUE;
-}
-
-static void
-collect_stream_properties (struct probe_context *context)
-{
- const GstFormat *formats;
-
- ready = FALSE;
- while (gst_bin_iterate (GST_BIN (context->pipeline)) && !ready);
-
- g_print ("stream info:\n");
-
- context->total_ls = -1;
-
- /* report info in all supported formats */
- formats = gst_pad_get_formats (context->pad);
- while (*formats) {
- const GstFormatDefinition *definition;
- gint64 value;
- gboolean res;
- GstFormat format;
-
- format = *formats;
- formats++;
-
- res = gst_pad_query (context->pad, GST_QUERY_TOTAL, &format, &value);
-
- definition = gst_format_get_details (format);
-
- if (res) {
- if (format == GST_FORMAT_TIME) {
- value /= (GST_SECOND / 100);
- g_print (" total %s: %" G_GINT64_FORMAT ":%02" G_GINT64_FORMAT ".%02"
- G_GINT64_FORMAT "\n", definition->nick, value / 6000,
- (value / 100) % 60, (value % 100));
- } else {
- if (format == context->ls_format)
- context->total_ls = value;
- g_print (" total %s: %" G_GINT64_FORMAT "\n", definition->nick, value);
- }
- }
- }
-
- if (context->total_ls == -1) {
- g_warning (" could not get number of logical streams");
- }
- g_print ("\n");
-}
-
-int
-main (int argc, char **argv)
-{
- GstElement *pipeline;
- GstElement *filesrc;
- GstElement *vorbisfile;
- GstPad *pad;
- GstFormat logical_stream_format;
- struct probe_context *context;
- gint stream;
-
- gst_init (&argc, &argv);
-
- if (argc < 2) {
- g_print ("usage: %s <oggfile>\n", argv[0]);
- return (-1);
- }
-
- pipeline = gst_pipeline_new ("pipeline");
-
- filesrc = gst_element_factory_make ("filesrc", "filesrc");
- g_assert (filesrc);
- g_object_set (G_OBJECT (filesrc), "location", argv[1], NULL);
-
- vorbisfile = gst_element_factory_make ("vorbisfile", "vorbisfile");
- //vorbisfile = gst_element_factory_make ("mad", "vorbisfile");
- g_assert (vorbisfile);
-
- gst_bin_add (GST_BIN (pipeline), filesrc);
- gst_bin_add (GST_BIN (pipeline), vorbisfile);
-
- gst_element_link_pads (filesrc, "src", vorbisfile, "sink");
-
- pad = gst_element_get_pad (vorbisfile, "src");
- g_assert (pad);
-
- logical_stream_format = gst_format_get_by_nick ("logical_stream");
- g_assert (logical_stream_format != 0);
-
- context = g_new0 (struct probe_context, 1);
- context->pipeline = pipeline;
- context->element = vorbisfile;
- context->pad = pad;
- context->ls_format = logical_stream_format;
-
- g_signal_connect (G_OBJECT (pipeline), "deep_notify",
- G_CALLBACK (deep_notify), context);
-
- gst_element_set_state (pipeline, GST_STATE_PLAYING);
-
- /* at this point we can inspect the stream */
- collect_stream_properties (context);
-
- /* loop over all logical streams to get info */
- stream = 0;
- while (stream < context->total_ls) {
- collect_logical_stream_properties (context, stream);
- stream++;
- }
-
- /* stop probe */
- gst_element_set_state (pipeline, GST_STATE_NULL);
-
- return 0;
-}
generated by cgit v1.2.1 (git 2.18.0) at 2024-06-29 05:49:42 +0000