C++ (Cpp) gst_wavenc_write_toc примеры использования

Пример #1

Файл: gstwavenc.c Проект: collects/gst-plugins-good

static gboolean
gst_wavenc_event (GstPad * pad, GstObject * parent, GstEvent * event)
{
  gboolean res = TRUE;
  GstWavEnc *wavenc;
  GstTagList *tags;
  GstToc *toc;

  wavenc = GST_WAVENC (parent);

  switch (GST_EVENT_TYPE (event)) {
    case GST_EVENT_CAPS:
    {
      GstCaps *caps;

      gst_event_parse_caps (event, &caps);
      gst_wavenc_sink_setcaps (pad, caps);

      /* have our own src caps */
      gst_event_unref (event);
      break;
    }
    case GST_EVENT_EOS:
    {
      GstFlowReturn flow;
      GST_DEBUG_OBJECT (wavenc, "got EOS");

      flow = gst_wavenc_write_toc (wavenc);
      if (flow != GST_FLOW_OK) {
        GST_WARNING_OBJECT (wavenc, "error pushing toc: %s",
            gst_flow_get_name (flow));
      }
      flow = gst_wavenc_write_tags (wavenc);
      if (flow != GST_FLOW_OK) {
        GST_WARNING_OBJECT (wavenc, "error pushing tags: %s",
            gst_flow_get_name (flow));
      }

      /* write header with correct length values */
      gst_wavenc_push_header (wavenc);

      /* we're done with this file */
      wavenc->finished_properly = TRUE;

      /* and forward the EOS event */
      res = gst_pad_event_default (pad, parent, event);
      break;
    }
    case GST_EVENT_SEGMENT:
      /* Just drop it, it's probably in TIME format
       * anyway. We'll send our own newsegment event */
      gst_event_unref (event);
      break;
    case GST_EVENT_TOC:
      gst_event_parse_toc (event, &toc, NULL);
      if (toc) {
        if (wavenc->toc != toc) {
          if (wavenc->toc)
            gst_toc_unref (wavenc->toc);
          wavenc->toc = toc;
        } else {
          gst_toc_unref (toc);
        }
      }
      res = gst_pad_event_default (pad, parent, event);
      break;
    case GST_EVENT_TAG:
      gst_event_parse_tag (event, &tags);
      if (tags) {
        if (wavenc->tags != tags) {
          if (wavenc->tags)
            gst_tag_list_unref (wavenc->tags);
          wavenc->tags = gst_tag_list_ref (tags);
        }
      }
      res = gst_pad_event_default (pad, parent, event);
      break;
    default:
      res = gst_pad_event_default (pad, parent, event);
      break;
  }

  return res;
}

Пример #2

Файл: gstwavenc.c Проект: ted-n/gst-plugins-good

static gboolean
gst_wavenc_event (GstPad * pad, GstObject * parent, GstEvent * event)
{
  gboolean res = TRUE;
  GstWavEnc *wavenc;
  GstToc *toc;

  wavenc = GST_WAVENC (parent);

  switch (GST_EVENT_TYPE (event)) {
    case GST_EVENT_CAPS:
    {
      GstCaps *caps;

      gst_event_parse_caps (event, &caps);
      gst_wavenc_sink_setcaps (pad, caps);

      /* have our own src caps */
      gst_event_unref (event);
      break;
    }
    case GST_EVENT_EOS:{
      GST_DEBUG_OBJECT (wavenc, "got EOS");
      if (!wavenc->toc) {
        GST_DEBUG_OBJECT (wavenc, "have no toc, checking toc_setter");
        wavenc->toc = gst_toc_setter_get_toc (GST_TOC_SETTER (wavenc));
      }
      if (wavenc->toc) {
        GST_DEBUG_OBJECT (wavenc, "have toc");
        gst_wavenc_write_toc (wavenc);
      }
#if 0
      /* Write our metadata if we have any */
      if (wavenc->metadata) {
        write_metadata (wavenc);
        write_cues (wavenc);
        write_labels (wavenc);
      }
#endif
      /* write header with correct length values */
      gst_wavenc_push_header (wavenc, wavenc->length);

      /* we're done with this file */
      wavenc->finished_properly = TRUE;

      /* and forward the EOS event */
      res = gst_pad_event_default (pad, parent, event);
      break;
    }
    case GST_EVENT_SEGMENT:
      /* Just drop it, it's probably in TIME format
       * anyway. We'll send our own newsegment event */
      gst_event_unref (event);
      break;
    case GST_EVENT_TOC:
      gst_event_parse_toc (event, &toc, NULL);
      if (toc) {
        if (wavenc->toc != toc) {
          if (wavenc->toc)
            gst_toc_unref (wavenc->toc);
          wavenc->toc = toc;
        } else {
          gst_toc_unref (toc);
        }
      }
      res = gst_pad_event_default (pad, parent, event);
      break;
    default:
      res = gst_pad_event_default (pad, parent, event);
      break;
  }

  return res;
}