app.h

   1
   2 #define PIPELINE_TEST 0
   3
   4 #ifndef UNUSED
   5 #define UNUSED __attribute__ ((unused))
   6 #else
   7 #warning UNUSED is set
   8 #endif
   9
  10 #define WIDTH  800
  11 #define HEIGHT 600
  12 #define FPS    20
  13
  14 #define COMMON_CAPS \
  15   "framerate", GST_TYPE_FRACTION, FPS, 1,                       \
  16     "width", G_TYPE_INT, WIDTH,                                 \
  17     "height", G_TYPE_INT, HEIGHT,                               \
  18     NULL
  19
  20 const gchar *PLUGIN_DIR = "/home/douglas/sparrow";
  21
  22 static inline GstPipeline *
  23 make_pipeline(GstElement *sink){
  24   GstPipeline *pipeline = GST_PIPELINE(gst_pipeline_new("sparow_pipeline"));
  25   GstElement *src = gst_element_factory_make("v4l2src", NULL);
  26   //GstElement *src = gst_element_factory_make("videotestsrc", NULL);
  27   GstElement *caps1 = gst_element_factory_make("capsfilter", "caps1");
  28   GstElement *cs = gst_element_factory_make("ffmpegcolorspace", NULL);
  29   GstElement *sparrow = gst_element_factory_make("sparrow", NULL);
  30   GstElement *caps2 = gst_element_factory_make("capsfilter", "caps1");
  31   GstElement *cs2 = gst_element_factory_make("ffmpegcolorspace", NULL);
  32
  33   g_object_set(G_OBJECT(caps1), "caps",
  34       gst_caps_new_simple ("video/x-raw-yuv",
  35           "format", GST_TYPE_FOURCC, GST_MAKE_FOURCC ('Y', 'U', 'Y', '2'),
  36           COMMON_CAPS), NULL);
  37
  38   g_object_set(G_OBJECT(caps2), "caps",
  39       gst_caps_new_simple ("video/x-raw-rgb",
  40           COMMON_CAPS), NULL);
  41
  42
  43   g_object_set(G_OBJECT(sparrow),
  44       "timer", TRUE,
  45       "debug", FALSE,
  46       "rngseed", 1,
  47       "colour", 1,
  48       //"reload", "dumpfiles/gtk.dump",
  49       //"save", "dumpfiles/gtk.dump",
  50       NULL);
  51
  52   gst_bin_add_many (GST_BIN(pipeline), src,
  53       caps1,
  54       cs,
  55       sparrow,
  56       caps2,
  57       cs2,
  58       sink,
  59       NULL);
  60   gst_element_link_many(src,
  61       caps1,
  62       cs,
  63       sparrow,
  64       caps2,
  65       cs2,
  66       sink,
  67       NULL);
  68   return pipeline;
  69 }
  70
  71
  72
  73 static inline void
  74 post_tee_pipeline(GstPipeline *pipeline, GstElement *tee, GstElement *sink,
  75     int rngseed, int colour, int timer, int debug){
  76   GstElement *queue = gst_element_factory_make ("queue", NULL);
  77   GstElement *sparrow = gst_element_factory_make("sparrow", NULL);
  78   GstElement *caps_posteriori = gst_element_factory_make("capsfilter", NULL);
  79   GstElement *cs_posteriori = gst_element_factory_make("ffmpegcolorspace", NULL);
  80
  81   g_object_set(G_OBJECT(caps_posteriori), "caps",
  82       gst_caps_new_simple ("video/x-raw-rgb",
  83           COMMON_CAPS), NULL);
  84
  85   g_object_set(G_OBJECT(sparrow),
  86       "timer", timer,
  87       "debug", debug,
  88       "rngseed", rngseed,
  89       "colour", colour,
  90       //"reload", "dumpfiles/gtk.dump",
  91       //"save", "dumpfiles/gtk.dump",
  92       NULL);
  93
  94   gst_bin_add_many (GST_BIN(pipeline),
  95       queue,
  96       sparrow,
  97       caps_posteriori,
  98       cs_posteriori,
  99       sink,
 100       NULL);
 101
 102   gst_element_link_many(tee,
 103       queue,
 104       sparrow,
 105       caps_posteriori,
 106       cs_posteriori,
 107       sink,
 108       NULL);
 109 }
 110
 111 /*
 112 gst-launch-0.10  --gst-plugin-path=. --gst-debug=sparrow:5 v4l2src ! ffmpegcolorspace ! tee name=vid2 \
 113         ! queue  ! sparrow  ! 'video/x-raw-rgb,width=320,height=240,framerate=25/1' ! ximagesink \
 114         vid2. ! queue  ! sparrow  ! 'video/x-raw-rgb,width=320,height=240,framerate=25/1' ! ximagesink
 115 */
 116
 117 static inline GstPipeline *
 118 make_dual_pipeline(GstElement *sink1, GstElement *sink2)
 119 {
 120   GstPipeline *pipeline = GST_PIPELINE(gst_pipeline_new("sparrow_pipeline"));
 121   //GstElement *src = gst_element_factory_make("v4l2src", NULL);
 122   GstElement *src = gst_element_factory_make("videotestsrc", NULL);
 123   GstElement *caps_priori = gst_element_factory_make("capsfilter", NULL);
 124   GstElement *cs_priori = gst_element_factory_make("ffmpegcolorspace", NULL);
 125   GstElement *caps_interiori = gst_element_factory_make("capsfilter", NULL);
 126   GstElement *tee = gst_element_factory_make ("tee", NULL);
 127
 128   g_object_set(G_OBJECT(caps_priori), "caps",
 129       gst_caps_new_simple ("video/x-raw-yuv",
 130           "format", GST_TYPE_FOURCC, GST_MAKE_FOURCC ('Y', 'U', 'Y', '2'),
 131           COMMON_CAPS), NULL);
 132
 133   g_object_set(G_OBJECT(caps_interiori), "caps",
 134       gst_caps_new_simple ("video/x-raw-rgb",
 135           COMMON_CAPS), NULL);
 136
 137   gst_bin_add_many(GST_BIN(pipeline),
 138       src,
 139       caps_priori,
 140       cs_priori,
 141       caps_interiori,
 142       tee,
 143       NULL);
 144
 145   gst_element_link_many(src,
 146       caps_priori,
 147       cs_priori,
 148       //caps_interiori,
 149       tee,
 150       NULL);
 151
 152   post_tee_pipeline(pipeline, tee, sink1,
 153       1, 1, 1, 0);
 154   post_tee_pipeline(pipeline, tee, sink2,
 155       2, 2, 0, 0);
 156
 157
 158   return pipeline;
 159 }
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 176
 177 #endif
 178