openh264: fix build with gstreamer debug system disabled

See https://gitlab.freedesktop.org/gstreamer/gst-ci/merge_requests/89

diff --git a/ext/openh264/gstopenh264dec.cpp b/ext/openh264/gstopenh264dec.cpp
index 0f46d7c..3ed12c9 100644 (file)
--- a/ext/openh264/gstopenh264dec.cpp
+++ b/ext/openh264/gstopenh264dec.cpp
@@ -125,6 +125,7 @@ gst_openh264dec_init (GstOpenh264Dec * openh264dec)
   gst_video_decoder_set_needs_format (GST_VIDEO_DECODER (openh264dec), TRUE);
 }
 
+#ifndef GST_DISABLE_GST_DEBUG
 static void
 openh264_trace_cb (void *ctx, int level, const char *string)
 {
@@ -144,6 +145,7 @@ openh264_trace_cb (void *ctx, int level, const char *string)
 
   gst_debug_log (GST_CAT_DEFAULT, lvl, "", "", 0, o, "%s", string);
 }
+#endif
 
 static gboolean
 gst_openh264dec_start (GstVideoDecoder * decoder)
@@ -151,8 +153,6 @@ gst_openh264dec_start (GstVideoDecoder * decoder)
   GstOpenh264Dec *openh264dec = GST_OPENH264DEC (decoder);
   gint ret;
   SDecodingParam dec_param = { 0 };
-  int log_level;
-  WelsTraceCallback log_cb;
 
   if (openh264dec->decoder != NULL) {
     openh264dec->decoder->Uninitialize ();
@@ -161,13 +161,18 @@ gst_openh264dec_start (GstVideoDecoder * decoder)
   }
   WelsCreateDecoder (&(openh264dec->decoder));
 
-  log_level = WELS_LOG_WARNING;
-  log_cb = openh264_trace_cb;
-  openh264dec->decoder->SetOption (DECODER_OPTION_TRACE_LEVEL, &log_level);
-  openh264dec->decoder->SetOption (DECODER_OPTION_TRACE_CALLBACK,
-      (void *) &log_cb);
-  openh264dec->decoder->SetOption (DECODER_OPTION_TRACE_CALLBACK_CONTEXT,
-      (void *) &decoder);
+#ifndef GST_DISABLE_GST_DEBUG
+  {
+    int log_level = WELS_LOG_WARNING;
+    WelsTraceCallback log_cb = openh264_trace_cb;
+
+    openh264dec->decoder->SetOption (DECODER_OPTION_TRACE_LEVEL, &log_level);
+    openh264dec->decoder->SetOption (DECODER_OPTION_TRACE_CALLBACK,
+        (void *) &log_cb);
+    openh264dec->decoder->SetOption (DECODER_OPTION_TRACE_CALLBACK_CONTEXT,
+        (void *) &decoder);
+  }
+#endif
 
   dec_param.uiTargetDqLayer = 255;
   dec_param.eEcActiveIdc = ERROR_CON_FRAME_COPY;