+#ifdef TIZEN_FEATURE_QTDEMUX_MODIFICATION
+static void
+_get_int_value_from_xml_string (GstQTDemux * qtdemux,
+ const char *xml_str, const char *param_name, int *value)
+{
+ char *value_start, *value_end, *endptr;
+ const short value_length_max = 12;
+ char init_view_ret[12];
+ int value_length = 0;
+ int i = 0;
+
+ value_start = (xml_str && param_name) ? strstr (xml_str, param_name) : NULL;
+
+ if (!value_start) {
+ GST_WARNING_OBJECT (qtdemux, "error: parameter does not exist: %s\n",
+ param_name);
+ return;
+ }
+
+ value_start += strlen (param_name);
+ while ((value_start[0] == ' ') || (value_start[0] == '\t'))
+ value_start++;
+
+ value_end = strchr (value_start, '<');
+ if (!value_end) {
+ GST_ERROR_OBJECT (qtdemux, "error: incorrect XML\n");
+ return;
+ }
+
+ value_length = value_end - value_start;
+ while ((value_length >= 1) && ((value_start[value_length - 1] == ' ')
+ || (value_start[value_length - 1] == '\t')))
+ value_length--;
+
+ if (value_start[i] == '+' || value_start[i] == '-')
+ i++;
+ while (i < value_length) {
+ if (value_start[i] < '0' || value_start[i] > '9') {
+ GST_ERROR_OBJECT (qtdemux,
+ "error: incorrect value, integer was expected\n");
+ return;
+ }
+ i++;
+ }
+
+ if (value_length >= value_length_max || value_length < 1) {
+ GST_ERROR_OBJECT (qtdemux, "error: empty XML value or incorrect range\n");
+ return;
+ }
+
+ strncpy (init_view_ret, value_start, value_length_max);
+ init_view_ret[value_length] = '\0';
+
+ *value = strtol (init_view_ret, &endptr, 10);
+ if (endptr == init_view_ret) {
+ GST_ERROR_OBJECT (qtdemux, "error: no digits were found\n");
+ return;
+ }
+
+ return;
+}
+
+static void
+_get_string_value_from_xml_string (GstQTDemux * qtdemux,
+ const char *xml_str, const char *param_name, char **value)
+{
+ char *value_start, *value_end;
+ const short value_length_max = 256;
+ int value_length = 0;
+
+ value_start = (xml_str && param_name) ? strstr (xml_str, param_name) : NULL;
+
+ if (!value_start) {
+ GST_WARNING_OBJECT (qtdemux, "error: parameter does not exist: %s\n",
+ param_name);
+ return;
+ }
+
+ value_start += strlen (param_name);
+ while ((value_start[0] == ' ') || (value_start[0] == '\t'))
+ value_start++;
+
+ value_end = strchr (value_start, '<');
+ if (!value_end) {
+ GST_ERROR_OBJECT (qtdemux, "error: incorrect XML\n");
+ return;
+ }
+
+ value_length = value_end - value_start;
+ while ((value_length >= 1) && ((value_start[value_length - 1] == ' ')
+ || (value_start[value_length - 1] == '\t')))
+ value_length--;
+
+ if (value_length >= value_length_max || value_length < 1) {
+ GST_ERROR_OBJECT (qtdemux, "error: empty XML value or incorrect range\n");
+ return;
+ }
+
+ *value = (char *) malloc (value_length);
+
+ if (*value == NULL) {
+ GST_ERROR_OBJECT (qtdemux, "error: malloc failed\n");
+ return;
+ }
+
+ strncpy (*value, value_start, value_length);
+
+ return;
+}
+
+static void
+_get_bool_value_from_xml_string (GstQTDemux * qtdemux,
+ const char *xml_str, const char *param_name, gboolean * value)
+{
+ char *value_start, *value_end;
+ int value_length = 0;
+
+ value_start = (xml_str && param_name) ? strstr (xml_str, param_name) : NULL;
+
+ if (!value_start) {
+ GST_WARNING_OBJECT (qtdemux, "error: parameter does not exist: %s\n",
+ param_name);
+ return;
+ }
+
+ value_start += strlen (param_name);
+ while ((value_start[0] == ' ') || (value_start[0] == '\t'))
+ value_start++;
+
+ value_end = strchr (value_start, '<');
+ if (!value_end) {
+ GST_ERROR_OBJECT (qtdemux, "error: incorrect XML\n");
+ return;
+ }
+
+ value_length = value_end - value_start;
+ while ((value_length >= 1) && ((value_start[value_length - 1] == ' ')
+ || (value_start[value_length - 1] == '\t')))
+ value_length--;
+
+ if (value_length < 1) {
+ GST_ERROR_OBJECT (qtdemux, "error: empty XML value or incorrect range\n");
+ return;
+ }
+
+ *value = strstr (value_start, "true") ? TRUE : FALSE;
+
+ return;
+}
+
+static void
+_parse_spatial_video_metadata_from_xml_string (GstQTDemux * qtdemux, const char *xmlStr)
+{
+ const char is_spherical_str[] = "<GSpherical:Spherical>";
+ const char is_stitched_str[] = "<GSpherical:Stitched>";
+ const char stitching_software_str[] = "<GSpherical:StitchingSoftware>";
+ const char projection_type_str[] = "<GSpherical:ProjectionType>";
+ const char stereo_mode_str[] = "<GSpherical:StereoMode>";
+ const char source_count_str[] = "<GSpherical:SourceCount>";
+ const char init_view_heading_str[] = "<GSpherical:InitialViewHeadingDegrees>";
+ const char init_view_pitch_str[] = "<GSpherical:InitialViewPitchDegrees>";
+ const char init_view_roll_str[] = "<GSpherical:InitialViewRollDegrees>";
+ const char timestamp_str[] = "<GSpherical:Timestamp>";
+ const char full_pano_width_str[] = "<GSpherical:FullPanoWidthPixels>";
+ const char full_pano_height_str[] = "<GSpherical:FullPanoHeightPixels>";
+ const char cropped_area_image_width_str[] =
+ "<GSpherical:CroppedAreaImageWidthPixels>";
+ const char cropped_area_image_height_str[] =
+ "<GSpherical:CroppedAreaImageHeightPixels>";
+ const char cropped_area_left_str[] = "<GSpherical:CroppedAreaLeftPixels>";
+ const char cropped_area_top_str[] = "<GSpherical:CroppedAreaTopPixels>";
+
+ QtDemuxSphericalMetadata * spherical_metadata = qtdemux->spherical_metadata;
+
+ _get_bool_value_from_xml_string (qtdemux, xmlStr, is_spherical_str,
+ (gboolean *) & spherical_metadata->is_spherical);
+ _get_bool_value_from_xml_string (qtdemux, xmlStr, is_stitched_str,
+ (gboolean *) & spherical_metadata->is_stitched);
+
+ if (spherical_metadata->is_spherical && spherical_metadata->is_stitched) {
+ _get_string_value_from_xml_string (qtdemux, xmlStr,
+ stitching_software_str, &spherical_metadata->stitching_software);
+ _get_string_value_from_xml_string (qtdemux, xmlStr,
+ projection_type_str, &spherical_metadata->projection_type);
+ _get_string_value_from_xml_string (qtdemux, xmlStr, stereo_mode_str,
+ &spherical_metadata->stereo_mode);
+ _get_int_value_from_xml_string (qtdemux, xmlStr, source_count_str,
+ &spherical_metadata->source_count);
+ _get_int_value_from_xml_string (qtdemux, xmlStr,
+ init_view_heading_str, &spherical_metadata->init_view_heading);
+ _get_int_value_from_xml_string (qtdemux, xmlStr, init_view_pitch_str,
+ &spherical_metadata->init_view_pitch);
+ _get_int_value_from_xml_string (qtdemux, xmlStr, init_view_roll_str,
+ &spherical_metadata->init_view_roll);
+ _get_int_value_from_xml_string (qtdemux, xmlStr, timestamp_str,
+ &spherical_metadata->timestamp);
+ _get_int_value_from_xml_string (qtdemux, xmlStr, full_pano_width_str,
+ &spherical_metadata->full_pano_width_pixels);
+ _get_int_value_from_xml_string (qtdemux, xmlStr,
+ full_pano_height_str, &spherical_metadata->full_pano_height_pixels);
+ _get_int_value_from_xml_string (qtdemux, xmlStr,
+ cropped_area_image_width_str,
+ &spherical_metadata->cropped_area_image_width);
+ _get_int_value_from_xml_string (qtdemux, xmlStr,
+ cropped_area_image_height_str,
+ &spherical_metadata->cropped_area_image_height);
+ _get_int_value_from_xml_string (qtdemux, xmlStr, cropped_area_left_str,
+ &spherical_metadata->cropped_area_left);
+ _get_int_value_from_xml_string (qtdemux, xmlStr, cropped_area_top_str,
+ &spherical_metadata->cropped_area_top);
+ }
+
+ return;
+}
+
+static void
+gst_tag_register_spherical_tags (void) {
+ gst_tag_register ("is_spherical", GST_TAG_FLAG_META,
+ G_TYPE_INT,
+ _("tag-spherical"),
+ _("Flag indicating if the video is a spherical video"),
+ NULL);
+ gst_tag_register ("is_stitched", GST_TAG_FLAG_META,
+ G_TYPE_INT,
+ _("tag-stitched"),
+ _("Flag indicating if the video is stitched"),
+ NULL);
+ gst_tag_register ("stitching_software", GST_TAG_FLAG_META,
+ G_TYPE_STRING,
+ _("tag-stitching-software"),
+ _("Software used to stitch the spherical video"),
+ NULL);
+ gst_tag_register ("projection_type", GST_TAG_FLAG_META,
+ G_TYPE_STRING,
+ _("tag-projection-type"),
+ _("Projection type used in the video frames"),
+ NULL);
+ gst_tag_register ("stereo_mode", GST_TAG_FLAG_META,
+ G_TYPE_STRING,
+ _("tag-stereo-mode"),
+ _("Description of stereoscopic 3D layout"),
+ NULL);
+ gst_tag_register ("source_count", GST_TAG_FLAG_META,
+ G_TYPE_INT,
+ _("tag-source-count"),
+ _("Number of cameras used to create the spherical video"),
+ NULL);
+ gst_tag_register ("init_view_heading", GST_TAG_FLAG_META,
+ G_TYPE_INT,
+ _("tag-init-view-heading"),
+ _("The heading angle of the initial view in degrees"),
+ NULL);
+ gst_tag_register ("init_view_pitch", GST_TAG_FLAG_META,
+ G_TYPE_INT,
+ _("tag-init-view-pitch"),
+ _("The pitch angle of the initial view in degrees"),
+ NULL);
+ gst_tag_register ("init_view_roll", GST_TAG_FLAG_META,
+ G_TYPE_INT,
+ _("tag-init-view-roll"),
+ _("The roll angle of the initial view in degrees"),
+ NULL);
+ gst_tag_register ("timestamp", GST_TAG_FLAG_META,
+ G_TYPE_INT,
+ _("tag-timestamp"),
+ _("Epoch timestamp of when the first frame in the video was recorded"),
+ NULL);
+ gst_tag_register ("full_pano_width_pixels", GST_TAG_FLAG_META,
+ G_TYPE_INT,
+ _("tag-full-pano-width"),
+ _("Width of the encoded video frame in pixels"),
+ NULL);
+ gst_tag_register ("full_pano_height_pixels", GST_TAG_FLAG_META,
+ G_TYPE_INT,
+ _("tag-full-pano-height"),
+ _("Height of the encoded video frame in pixels"),
+ NULL);
+ gst_tag_register ("cropped_area_image_width", GST_TAG_FLAG_META,
+ G_TYPE_INT,
+ _("tag-cropped-area-image-width"),
+ _("Width of the video frame to display (e.g. cropping)"),
+ NULL);
+ gst_tag_register ("cropped_area_image_height", GST_TAG_FLAG_META,
+ G_TYPE_INT,
+ _("tag-cropped-area-image-height"),
+ _("Height of the video frame to display (e.g. cropping)"),
+ NULL);
+ gst_tag_register ("cropped_area_left", GST_TAG_FLAG_META,
+ G_TYPE_INT,
+ _("tag-cropped-area-left"),
+ _("Column where the left edge of the image was cropped from the"
+ " full sized panorama"),
+ NULL);
+ gst_tag_register ("cropped_area_top", GST_TAG_FLAG_META,
+ G_TYPE_INT,
+ _("tag-cropped-area-top"),
+ _("Row where the top edge of the image was cropped from the"
+ " full sized panorama"),
+ NULL);
+ gst_tag_register ("ambisonic_type", GST_TAG_FLAG_META,
+ G_TYPE_INT,
+ _("tag-ambisonic-type"),
+ _("Specifies the type of ambisonic audio represented"),
+ NULL);
+ gst_tag_register ("ambisonic_format", GST_TAG_FLAG_META,
+ G_TYPE_INT,
+ _("tag-ambisonic-format"),
+ _("Specifies the ambisonic audio format"),
+ NULL);
+ gst_tag_register ("ambisonic_order", GST_TAG_FLAG_META,
+ G_TYPE_INT,
+ _("tag-ambisonic-order"),
+ _("Specifies the ambisonic audio channel order"),
+ NULL);
+
+ return;
+}
+
+static void
+_send_spherical_metadata_msg_to_bus (GstQTDemux * qtdemux)
+{
+ GstTagList *taglist;
+ QtDemuxSphericalMetadata *spherical_metadata = qtdemux->spherical_metadata;
+
+ GST_DEBUG_OBJECT (qtdemux, "is_spherical = %d",
+ spherical_metadata->is_spherical);
+ GST_DEBUG_OBJECT (qtdemux, "is_stitched = %d",
+ spherical_metadata->is_stitched);
+ GST_DEBUG_OBJECT (qtdemux, "stitching_software = %s",
+ spherical_metadata->stitching_software);
+ GST_DEBUG_OBJECT (qtdemux, "projection_type = %s",
+ spherical_metadata->projection_type);
+ GST_DEBUG_OBJECT (qtdemux, "stereo_mode = %s",
+ spherical_metadata->stereo_mode);
+ GST_DEBUG_OBJECT (qtdemux, "source_count %d",
+ spherical_metadata->source_count);
+ GST_DEBUG_OBJECT (qtdemux, "init_view_heading = %d",
+ spherical_metadata->init_view_heading);
+ GST_DEBUG_OBJECT (qtdemux, "init_view_pitch = %d",
+ spherical_metadata->init_view_pitch);
+ GST_DEBUG_OBJECT (qtdemux, "init_view_roll = %d",
+ spherical_metadata->init_view_roll);
+ GST_DEBUG_OBJECT (qtdemux, "timestamp = %d", spherical_metadata->timestamp);
+ GST_DEBUG_OBJECT (qtdemux, "full_pano_width_pixels = %d",
+ spherical_metadata->full_pano_width_pixels);
+ GST_DEBUG_OBJECT (qtdemux, "full_pano_height_pixels = %d",
+ spherical_metadata->full_pano_height_pixels);
+ GST_DEBUG_OBJECT (qtdemux, "cropped_area_image_width = %d",
+ spherical_metadata->cropped_area_image_width);
+ GST_DEBUG_OBJECT (qtdemux, "cropped_area_image_height = %d",
+ spherical_metadata->cropped_area_image_height);
+ GST_DEBUG_OBJECT (qtdemux, "cropped_area_left = %d",
+ spherical_metadata->cropped_area_left);
+ GST_DEBUG_OBJECT (qtdemux, "cropped_area_top = %d",
+ spherical_metadata->cropped_area_top);
+ GST_DEBUG_OBJECT (qtdemux, "ambisonic_type = %d",
+ spherical_metadata->ambisonic_type);
+ GST_DEBUG_OBJECT (qtdemux, "ambisonic_order = %d",
+ spherical_metadata->ambisonic_order);
+ GST_DEBUG_OBJECT (qtdemux, "ambisonic_format = %d",
+ spherical_metadata->ambisonic_format);
+
+ taglist = gst_tag_list_new_empty ();
+ gst_tag_list_add (taglist, GST_TAG_MERGE_REPLACE,
+ "is_spherical", spherical_metadata->is_spherical,
+ "is_stitched", spherical_metadata->is_stitched,
+ "source_count", spherical_metadata->source_count,
+ "init_view_heading", spherical_metadata->init_view_heading,
+ "init_view_pitch", spherical_metadata->init_view_pitch,
+ "init_view_roll", spherical_metadata->init_view_roll,
+ "timestamp", spherical_metadata->timestamp,
+ "full_pano_width_pixels", spherical_metadata->full_pano_width_pixels,
+ "full_pano_height_pixels", spherical_metadata->full_pano_height_pixels,
+ "cropped_area_image_width", spherical_metadata->cropped_area_image_width,
+ "cropped_area_image_height", spherical_metadata->cropped_area_image_height,
+ "cropped_area_left", spherical_metadata->cropped_area_left,
+ "cropped_area_top", spherical_metadata->cropped_area_top,
+ "ambisonic_type", spherical_metadata->ambisonic_type,
+ "ambisonic_format", spherical_metadata->ambisonic_format,
+ "ambisonic_order", spherical_metadata->ambisonic_order,
+ NULL);
+
+ if (spherical_metadata->stitching_software)
+ gst_tag_list_add (taglist, GST_TAG_MERGE_REPLACE,
+ "stitching_software", spherical_metadata->stitching_software,
+ NULL);
+ if (spherical_metadata->projection_type)
+ gst_tag_list_add (taglist, GST_TAG_MERGE_REPLACE,
+ "projection_type", spherical_metadata->projection_type,
+ NULL);
+ if (spherical_metadata->stereo_mode)
+ gst_tag_list_add (taglist, GST_TAG_MERGE_REPLACE,
+ "stereo_mode", spherical_metadata->stereo_mode,
+ NULL);
+
+ gst_element_post_message (GST_ELEMENT_CAST (qtdemux),
+ gst_message_new_tag (GST_OBJECT_CAST (qtdemux),
+ gst_tag_list_copy (taglist)));
+
+ gst_tag_list_unref(taglist);
+
+ return;
+}
+
+static void
+qtdemux_parse_SA3D (GstQTDemux * qtdemux, const guint8 * buffer, gint length)
+{
+ guint offset = 0;
+
+ guint8 version = 0;
+ guint8 ambisonic_type = 0;
+ guint32 ambisonic_order = 0;
+ guint8 ambisonic_channel_ordering = 0;
+ guint8 ambisonic_normalization = 0;
+ guint32 num_channels = 0;
+ guint32 channel_map[49] = { 0 }; /* Up to 6th order */
+
+ int i;
+
+ GST_DEBUG_OBJECT (qtdemux, "qtdemux_parse_SA3D");
+
+ qtdemux->header_size += length;
+ offset = (QT_UINT32 (buffer) == 0) ? 16 : 8;
+
+ if (length <= offset + 16) {
+ GST_DEBUG_OBJECT (qtdemux, "SA3D atom is too short, skipping");
+ return;
+ }
+
+ version = QT_UINT8 (buffer + offset);
+ ambisonic_type = QT_UINT8 (buffer + offset + 1);
+ ambisonic_order = QT_UINT32 (buffer + offset + 2);
+ ambisonic_channel_ordering = QT_UINT8 (buffer + offset + 6);
+ ambisonic_normalization = QT_UINT8 (buffer + offset + 7);
+ num_channels = QT_UINT32 (buffer + offset + 8);
+ for (i = 0; i < num_channels; ++i)
+ channel_map[i] = QT_UINT32 (buffer + offset + 12 + i * 4);
+
+ GST_DEBUG_OBJECT (qtdemux, "version: %d", version);
+ GST_DEBUG_OBJECT (qtdemux, "ambisonic_type: %d", ambisonic_type);
+ GST_DEBUG_OBJECT (qtdemux, "ambisonic_order: %d", ambisonic_order);
+ GST_DEBUG_OBJECT (qtdemux, "ambisonic_channel_ordering: %d",
+ ambisonic_channel_ordering);
+ GST_DEBUG_OBJECT (qtdemux, "ambisonic_normalization: %d",
+ ambisonic_normalization);
+ GST_DEBUG_OBJECT (qtdemux, "num_channels: %d", num_channels);
+ for (i = 0; i < num_channels; ++i)
+ GST_DEBUG_OBJECT (qtdemux, "channel_map: %d", channel_map[i]);
+
+ if (version == RFC_AMBISONIC_SA3DBOX_VERSION_SUPPORTED) {
+ if (ambisonic_type == RFC_AMBISONIC_TYPE_PERIPHONIC)
+ qtdemux->spherical_metadata->ambisonic_type = QTDEMUX_AMBISONIC_TYPE_PERIPHONIC;
+
+ if (ambisonic_order == RFC_AMBISONIC_ORDER_FOA) {
+ if (num_channels == 4) {
+ qtdemux->spherical_metadata->ambisonic_order = QTDEMUX_AMBISONIC_ORDER_FOA;
+
+ if ((ambisonic_channel_ordering == RFC_AMBISONIC_CHANNEL_ORDERING_ACN)
+ && (ambisonic_normalization == RFC_AMBISONIC_NORMALIZATION_SN3D)
+ && (channel_map[0] == 0) && (channel_map[1] == 1)
+ && (channel_map[2] == 2) && (channel_map[3] == 3))
+ qtdemux->spherical_metadata->ambisonic_format = QTDEMUX_AMBISONIC_FORMAT_AMBIX;
+
+ if ((ambisonic_channel_ordering == RFC_AMBISONIC_CHANNEL_ORDERING_FUMA)
+ && (ambisonic_normalization == RFC_AMBISONIC_NORMALIZATION_FUMA)
+ && (channel_map[0] == 0) && (channel_map[1] == 3)
+ && (channel_map[2] == 1) && (channel_map[3] == 2))
+ qtdemux->spherical_metadata->ambisonic_format = QTDEMUX_AMBISONIC_FORMAT_AMB;
+ }
+ }
+ }
+
+ return;
+}
+#endif /* TIZEN_FEATURE_QTDEMUX_MODIFICATION */
+