gmyth: gmyth-stream/gmemcoder/tests/main.c@f90eb1794afd

     1 #include <sys/stat.h>

     2 #include <fcntl.h>

     3 #include <unistd.h>

     4 #include <string.h>

     6 #include <gst/gst.h>

     7 #include <glib.h>

    10 static GMainLoop *mainloop = NULL;

    11 static gint64 d = 0;

    12 static gint64 gap = 10;

    14 typedef enum {

    15     MY_STREAM_TYPE_AUDIO = 0,

    16     MY_STREAM_TYPE_VIDEO = 1

    17 } MyStreamType;

    19 typedef struct _StreamData StreamData;

    20 struct _StreamData {

    21     GstElement *bin;

    22     MyStreamType type;

    23 };

    25 static void

    26 _stream_decode_pad_added_cb (GstElement *decode,

    27                             GstPad *pad,

    28                             gboolean arg1,

    29                             gpointer user_data)

    30 {

    31     StreamData *data = (StreamData *) user_data;

    32     GstElement *queue;

    33     GstPad* sink_pad;

    34     GstCaps* caps = gst_pad_get_caps (pad);

    35     gchar *str_caps = gst_caps_to_string (caps);

    37     g_debug ("decode caps: [%d] [%s]", data->type, str_caps);

    39     switch (data->type)

    40     {

    41         case MY_STREAM_TYPE_AUDIO:

    42             g_debug ("Audio");

    43             if (strstr (str_caps, "audio") == NULL)

    44                 goto done;

    45             break;

    46         case MY_STREAM_TYPE_VIDEO:

    47             g_debug ("Video");

    48             if (strstr (str_caps, "video") == NULL)

    49                 goto done;

    50             break;

    51     }

    53     queue = gst_bin_get_by_name (GST_BIN (data->bin), "queue");

    54     sink_pad = gst_element_get_pad (queue, "sink");

    56     if (gst_pad_link (pad, sink_pad) != GST_PAD_LINK_OK) {

    57         g_warning ("Failed to link decode");

    58     }

    60     gst_object_unref (queue);

    61     gst_object_unref (sink_pad);

    62     //g_free (data);

    63     g_debug ("Linked");

    65 done:

    66     gst_caps_unref (caps);

    67     g_free (str_caps);

    68 }

    71 static GstElement*

    72 _create_src_element (const gchar* name,

    73                      const gchar* uri,

    74                      MyStreamType type,

    75                      guint priority)

    76 {

    77     StreamData *data;

    78     GstElement *bin;

    79     GstElement *src;

    80     GstElement *decode;

    81     GstElement *queue;

    82     GstPad *src_pad;

    84     GstElement *gnl_src;

    86     g_debug ("element from uri: %s", uri);

    88     bin = gst_bin_new ("bin");

    89     src = gst_element_make_from_uri (GST_URI_SRC, uri, "src");

    90     g_return_val_if_fail (src != NULL, NULL);

    92     decode = gst_element_factory_make ("decodebin", NULL);

    93     g_return_val_if_fail (decode != NULL, NULL);

    95     queue = gst_element_factory_make ("queue", "queue");

    96     g_return_val_if_fail (queue != NULL, NULL);

    98     gst_bin_add_many (GST_BIN (bin), src, decode, queue, NULL);

    99     gst_element_link (src, decode);

   101     data = g_new0 (StreamData, 1);

   102     data->bin = bin;

   103     data->type = type;

   104     g_debug ("Type : %d = %d", type, data->type);

   106     g_signal_connect (G_OBJECT (decode), "new-decoded-pad",

   107                       G_CALLBACK (_stream_decode_pad_added_cb),

   108                       data);

   111     src_pad = gst_element_get_pad (queue, "src");

   112     g_return_val_if_fail (src_pad != NULL, NULL);

   114     gst_element_add_pad (bin,

   115         gst_ghost_pad_new ("src", src_pad));

   117     gst_object_unref (src_pad);

   119     gnl_src = gst_element_factory_make ("gnlsource", name);

   120     g_return_val_if_fail (gnl_src != NULL, NULL);

   121     gst_bin_add (GST_BIN (gnl_src), bin);

   123     g_debug ("ADDING WITH: START [%lli] DUR [%lli]", d, gap);

   124     if (d == 0) {

   125         g_object_set (G_OBJECT (gnl_src),

   126                         //"start", 0L,

   127                         "duration", 10 * GST_SECOND,

   128                         //"media-start", 0L,

   129                         //"media-duration", 10 * GST_SECOND,

   130                         "priority", priority,

   131                         NULL);

   133     } else {

   134         g_object_set (G_OBJECT (gnl_src),

   135                         "start", 10 * GST_SECOND,

   136                         "duration", 10 * GST_SECOND,

   137                         ///"media-start", 10 * GST_SECOND,

   138                         //"media-duration", 10 * GST_SECOND,

   139                         "priority", priority,

   140                         NULL);

   142     }

   143     d++;

   145     return gnl_src;

   146 }

   148 static void

   149 _composition_pad_added_cb (GstElement *composition,

   150                            GstPad *pad,

   151                            gpointer data)

   152 {

   153     GstPad *sink_pad = gst_element_get_pad (GST_ELEMENT (data), "sink");

   154     g_debug ("compose pad added");

   156     if (gst_pad_link (pad, sink_pad) != GST_PAD_LINK_OK) {

   157         g_warning ("Failed to link decode");

   158     }

   160     g_debug ("Linked ok");

   161 }

   163 static void

   164 _compose_add_file (GstElement *compose,

   165                    const gchar* e_name,

   166                    const gchar* uri,

   167                    MyStreamType type,

   168                    guint priority)

   169 {

   170     GstElement *src;

   172     src = _create_src_element (e_name, uri, type, priority);

   173     gst_bin_add (GST_BIN (compose), src);

   174 }

   177 int

   178 main (int argc, char** argv)

   179 {

   180     GstElement* pipe;

   181     GstElement* gnl_compose_a;

   182     GstElement* gnl_compose_v;

   183     GstElement* asink;

   184     GstElement* vsink;

   185     GstElement* aqueue;

   186     GstElement* vqueue;

   188     g_type_init ();

   189     gst_init (&argc, &argv);

   191 	mainloop = g_main_loop_new (NULL, FALSE);

   193     pipe = gst_pipeline_new ("test_pipeline");

   195     gnl_compose_a = gst_element_factory_make ("gnlcomposition", "acompose");

   196     g_return_val_if_fail (gnl_compose_a != NULL, 1);

   198     gnl_compose_v = gst_element_factory_make ("gnlcomposition", "vcompose");

   199     g_return_val_if_fail (gnl_compose_v != NULL, 1);

   202     //_compose_add_file (gnl_compose_a, "src0", argv[1], MY_STREAM_TYPE_AUDIO, 1);

   203     //_compose_add_file (gnl_compose_a, "src1", argv[2], MY_STREAM_TYPE_AUDIO, 1);

   205     d = 0;

   207     _compose_add_file (gnl_compose_v, "src2", argv[1], MY_STREAM_TYPE_VIDEO, 1);

   208     _compose_add_file (gnl_compose_v, "src3", argv[2], MY_STREAM_TYPE_VIDEO, 1);

   211     //aqueue = gst_element_factory_make ("queue", "aqueue");

   212     //asink = gst_element_factory_make ("alsasink", "asink");

   214     vqueue = gst_element_factory_make ("queue", "vqueue");

   215     vsink = gst_element_factory_make ("xvimagesink", "vsink");

   217     gst_bin_add_many (GST_BIN (pipe), gnl_compose_a, gnl_compose_v,

   218             vqueue, vsink,

   219             //aqueue, asink,

   220             NULL);

   222     gst_element_link (vqueue, vsink);

   223     //gst_element_link (aqueue, asink);

   225     //g_signal_connect (G_OBJECT (gnl_compose_a), "pad-added",

   226     //                  G_CALLBACK (_composition_pad_added_cb), aqueue);

   228     g_signal_connect (G_OBJECT (gnl_compose_v), "pad-added",

   229                       G_CALLBACK (_composition_pad_added_cb), vqueue);

   232     //g_idle_add (_play, pipe);

   233     gst_element_set_state (GST_ELEMENT (pipe), GST_STATE_PLAYING);

   234 	g_main_loop_run (mainloop);

   236 	return 0;

   237 }

author	rosfran
	Mon May 07 16:00:13 2007 +0100 (2007-05-07)
branch	trunk
changeset 631	f90eb1794afd
child 752	b7f71ba285da
permissions	-rw-r--r--