Fixed building issue to with gst-plugins-bad >= 1.18

cmake/FindBaseDependencies.cmake

@@ -23,6 +23,7 @@ endfunction(FindGlib)
 
 function(FindGstreamer libs)
   pkg_check_modules (GSTREAMER            REQUIRED gstreamer-1.0>=1.6)
+  pkg_search_module (GST_PLUGINS_BAD      gstreamer-plugins-bad-1.0)
   pkg_check_modules (GSTREAMER_VIDEO      REQUIRED gstreamer-video-1.0>=1.6)
   pkg_check_modules (GSTREAMER_ALLOCATORS REQUIRED gstreamer-allocators-1.0>=1.6)
   pkg_check_modules (GSTREAMER_GL	  gstreamer-gl-1.0)
@@ -47,6 +48,11 @@ function(FindGstreamer libs)
     include_directories (${GSTREAMER_GL_INCLUDE_DIRS})
     add_definitions(-DHAVE_GST_GL_LIBS)
   endif()
+
+  if (${GST_PLUGINS_BAD_VERSION} VERSION_GREATER_EQUAL "1.18")
+    add_compile_options(-DUSE_GST_PLUGINS_BAD_1_18)
+  endif()
+
   set(${libs} ${GST_LIBS} PARENT_SCOPE)
 endfunction(FindGstreamer)
 

gst-libs/mfx/gstmfxdecoder.c

@@ -552,7 +552,11 @@ gst_mfx_decoder_handle_avc_codec_data (GstMfxDecoder * decoder,
                   nalu.data = decoder->codec_data->data;
                   nalu.size = decoder->codec_data->len;
 
+#ifdef USE_GST_PLUGINS_BAD_1_18
+                  if (GST_H264_PARSER_OK == gst_h264_parse_sps(&nalu, &sps) &&
+#else
                   if (GST_H264_PARSER_OK == gst_h264_parse_sps(&nalu, &sps, TRUE) &&
+#endif
                     sps.vui_parameters_present_flag &&
                     sps.vui_parameters.max_dec_frame_buffering == 16)
                         decoder->sync_out_surf = TRUE;

meson.build

@@ -90,6 +90,10 @@ endif
 mfx_decoder = get_option('MFX_DECODER')
 if mfx_decoder
 	mfx_c_args += ['-DMFX_DECODER']
+
+	if dependency('gst-plugins-bad', version: '>1.18').found()
+		mfx_c_args += ['-DUSE_GST_PLUGINS_BAD_1_18']
+	endif
 endif
 
 mfx_sink = get_option('MFX_SINK')