C++ (Cpp) gst_vaapi_handle_context_query 예제들

예제 #1

파일: gstvaapidecode.c 프로젝트: DarkLighters/gstreamer-vaapi

static gboolean
gst_vaapidecode_src_query (GstVideoDecoder * vdec, GstQuery * query)
{
  gboolean ret = TRUE;
  GstVaapiDecode *const decode = GST_VAAPIDECODE (vdec);
  GstVaapiPluginBase *const plugin = GST_VAAPI_PLUGIN_BASE (decode);

  switch (GST_QUERY_TYPE (query)) {
    case GST_QUERY_CAPS:{
      GstCaps *caps, *filter = NULL;
      GstPad *pad = GST_VIDEO_DECODER_SRC_PAD (vdec);

      gst_query_parse_caps (query, &filter);
      caps = gst_pad_get_pad_template_caps (pad);

      if (filter) {
        GstCaps *tmp = caps;
        caps = gst_caps_intersect_full (filter, tmp, GST_CAPS_INTERSECT_FIRST);
        gst_caps_unref (tmp);
      }

      gst_query_set_caps_result (query, caps);
      gst_caps_unref (caps);
      break;
    }
    case GST_QUERY_CONTEXT:{
      ret = gst_vaapi_handle_context_query (query, plugin->display);
      break;
    }
    default:{
#if GST_CHECK_VERSION(1,4,0)
      ret = GST_VIDEO_DECODER_CLASS (gst_vaapidecode_parent_class)->src_query
          (vdec, query);
#else
      GstPad *pad = GST_VIDEO_DECODER_SRC_PAD (vdec);
      GstObject *parent = gst_pad_get_parent (pad);
      ret = plugin->srcpad_query (pad, parent, query);
      if (parent)
        gst_object_unref (parent);
#endif
      break;
    }
  }

  return ret;
}

예제 #2

파일: gstvaapiencode.c 프로젝트: rexxster/gstreamer-vaapi

static gboolean
gst_vaapiencode_src_query (GstVideoEncoder * encoder, GstQuery * query)
{
  gboolean ret = TRUE;
  GstElement *const element = GST_ELEMENT (encoder);

  switch (GST_QUERY_TYPE (query)) {
    case GST_QUERY_CONTEXT:
      ret = gst_vaapi_handle_context_query (element, query);
      break;
    default:
      ret = GST_VIDEO_ENCODER_CLASS (gst_vaapiencode_parent_class)->src_query
          (encoder, query);
      break;
  }

  return ret;
}

예제 #3

파일: gstvaapidecode.c 프로젝트: zzoon/gstreamer-vaapi

static gboolean
gst_vaapidecode_sink_query (GstVideoDecoder * vdec, GstQuery * query)
{
  gboolean ret = TRUE;
  GstElement *const element = GST_ELEMENT (vdec);

  switch (GST_QUERY_TYPE (query)) {
    case GST_QUERY_CONTEXT:{
      ret = gst_vaapi_handle_context_query (element, query);
      break;
    }
    default:{
      ret = GST_VIDEO_DECODER_CLASS (parent_class)->sink_query (vdec, query);
      break;
    }
  }

  return ret;
}

예제 #4

파일: gstvaapidecode.c 프로젝트: zzoon/gstreamer-vaapi

static gboolean
gst_vaapidecode_src_query (GstVideoDecoder * vdec, GstQuery * query)
{
  gboolean ret = TRUE;
  GstElement *const element = GST_ELEMENT (vdec);

  switch (GST_QUERY_TYPE (query)) {
    case GST_QUERY_CAPS:{
      GstCaps *caps, *filter = NULL;
      GstPad *pad = GST_VIDEO_DECODER_SRC_PAD (vdec);

      gst_query_parse_caps (query, &filter);
      caps = gst_pad_get_pad_template_caps (pad);

      if (filter) {
        GstCaps *tmp = caps;
        caps = gst_caps_intersect_full (filter, tmp, GST_CAPS_INTERSECT_FIRST);
        gst_caps_unref (tmp);
      }

      gst_query_set_caps_result (query, caps);
      gst_caps_unref (caps);
      break;
    }
    case GST_QUERY_CONTEXT:{
      ret = gst_vaapi_handle_context_query (element, query);
      break;
    }
    default:{
      ret = GST_VIDEO_DECODER_CLASS (parent_class)->src_query (vdec, query);
      break;
    }
  }

  return ret;
}