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      1 /*
      2  * gstxcambuffermeta.h - gst xcam buffer meta data
      3  *
      4  *  Copyright (c) 2014-2015 Intel Corporation
      5  *
      6  * Licensed under the Apache License, Version 2.0 (the "License");
      7  * you may not use this file except in compliance with the License.
      8  * You may obtain a copy of the License at
      9  *
     10  *      http://www.apache.org/licenses/LICENSE-2.0
     11  *
     12  * Unless required by applicable law or agreed to in writing, software
     13  * distributed under the License is distributed on an "AS IS" BASIS,
     14  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
     15  * See the License for the specific language governing permissions and
     16  * limitations under the License.
     17  *
     18  * Author: Wind Yuan <feng.yuan (at) intel.com>
     19  */
     20 
     21 #ifndef GST_XCAM_BUFFER_META_H
     22 #define GST_XCAM_BUFFER_META_H
     23 
     24 #include <gst/gst.h>
     25 #include <gst/gstmeta.h>
     26 
     27 #include <video_buffer.h>
     28 
     29 XCAM_BEGIN_DECLARE
     30 
     31 #define GST_XCAM_META_TAG_XCAM  "xcam"
     32 #define GST_XCAM_META_TAG_BUF   "buf"
     33 
     34 #define GST_XCAM_BUFFER_META_API_TYPE  \
     35     (gst_xcam_buffer_meta_api_get_type ())
     36 
     37 #define gst_buffer_get_xcam_buffer_meta(b) \
     38     ((GstXCamBufferMeta*)gst_buffer_get_meta ((b), GST_XCAM_BUFFER_META_API_TYPE))
     39 
     40 typedef struct _GstXCamBufferMeta {
     41     GstMeta                           meta_base;
     42     XCam::SmartPtr<XCam::VideoBuffer> buffer;
     43 } GstXCamBufferMeta;
     44 
     45 GType
     46 gst_xcam_buffer_meta_api_get_type (void);
     47 
     48 GstXCamBufferMeta *
     49 gst_buffer_add_xcam_buffer_meta (
     50     GstBuffer *buffer,
     51     const XCam::SmartPtr<XCam::VideoBuffer>  &data);
     52 
     53 XCAM_END_DECLARE
     54 
     55 #endif //GST_XCAM_BUFFER_META_H
     56