From db8235024523a0375443f36eb5fec627386452d5 Mon Sep 17 00:00:00 2001
From: Seungha Yang <seungha.yang@navercorp.com>
Date: Wed, 18 Jul 2018 19:41:50 +0900
Subject: [PATCH] libav: Fix symbol redefine build error

https://bugzilla.gnome.org/show_bug.cgi?id=796827
---
 ext/libav/gstav.c       | 2 --
 ext/libav/gstav.h       | 2 --
 ext/libav/gstavauddec.c | 6 +++++-
 ext/libav/gstavviddec.c | 6 +++++-
 4 files changed, 10 insertions(+), 6 deletions(-)

diff --git a/ext/libav/gstav.c b/ext/libav/gstav.c
index 9afcdf1..2a88230 100644
--- a/ext/libav/gstav.c
+++ b/ext/libav/gstav.c
@@ -39,7 +39,6 @@
 #endif
 
 GST_DEBUG_CATEGORY (ffmpeg_debug);
-GST_DEBUG_CATEGORY (CAT_PERFORMANCE);
 
 static GMutex gst_avcodec_mutex;
 
@@ -140,7 +139,6 @@ static gboolean
 plugin_init (GstPlugin * plugin)
 {
   GST_DEBUG_CATEGORY_INIT (ffmpeg_debug, "libav", 0, "libav elements");
-  GST_DEBUG_CATEGORY_GET (CAT_PERFORMANCE, "GST_PERFORMANCE");
 
   /* Bail if not FFmpeg. We can no longer ensure operation with Libav */
   if (!gst_ffmpeg_avcodec_is_ffmpeg ()) {
diff --git a/ext/libav/gstav.h b/ext/libav/gstav.h
index df15ce8..0693b77 100644
--- a/ext/libav/gstav.h
+++ b/ext/libav/gstav.h
@@ -34,8 +34,6 @@
 GST_DEBUG_CATEGORY_EXTERN (ffmpeg_debug);
 #define GST_CAT_DEFAULT ffmpeg_debug
 
-GST_DEBUG_CATEGORY_EXTERN (CAT_PERFORMANCE);
-
 G_BEGIN_DECLS
 
 extern gboolean gst_ffmpegdemux_register (GstPlugin * plugin);
diff --git a/ext/libav/gstavauddec.c b/ext/libav/gstavauddec.c
index f202454..a2518df 100644
--- a/ext/libav/gstavauddec.c
+++ b/ext/libav/gstavauddec.c
@@ -36,6 +36,8 @@
 #include "gstavutils.h"
 #include "gstavauddec.h"
 
+GST_DEBUG_CATEGORY_STATIC (GST_CAT_PERFORMANCE);
+
 /* A number of function prototypes are given so we can refer to them later. */
 static void gst_ffmpegauddec_base_init (GstFFMpegAudDecClass * klass);
 static void gst_ffmpegauddec_class_init (GstFFMpegAudDecClass * klass);
@@ -134,6 +136,8 @@ gst_ffmpegauddec_class_init (GstFFMpegAudDecClass * klass)
   gstaudiodecoder_class->flush = GST_DEBUG_FUNCPTR (gst_ffmpegauddec_flush);
   gstaudiodecoder_class->propose_allocation =
       GST_DEBUG_FUNCPTR (gst_ffmpegauddec_propose_allocation);
+
+  GST_DEBUG_CATEGORY_GET (GST_CAT_PERFORMANCE, "GST_PERFORMANCE");
 }
 
 static void
@@ -729,7 +733,7 @@ gst_ffmpegauddec_handle_frame (GstAudioDecoder * decoder, GstBuffer * inbuf)
       GST_LOG_OBJECT (ffmpegdec, "resized padding buffer to %d",
           ffmpegdec->padded_size);
     }
-    GST_CAT_TRACE_OBJECT (CAT_PERFORMANCE, ffmpegdec,
+    GST_CAT_TRACE_OBJECT (GST_CAT_PERFORMANCE, ffmpegdec,
         "Copy input to add padding");
     memcpy (ffmpegdec->padded, data, size);
     memset (ffmpegdec->padded + size, 0, AV_INPUT_BUFFER_PADDING_SIZE);
diff --git a/ext/libav/gstavviddec.c b/ext/libav/gstavviddec.c
index acb1ce9..40ad991 100644
--- a/ext/libav/gstavviddec.c
+++ b/ext/libav/gstavviddec.c
@@ -32,6 +32,8 @@
 #include "gstavutils.h"
 #include "gstavviddec.h"
 
+GST_DEBUG_CATEGORY_STATIC (GST_CAT_PERFORMANCE);
+
 #define MAX_TS_MASK 0xff
 
 #define DEFAULT_LOWRES			0
@@ -248,6 +250,8 @@ gst_ffmpegviddec_class_init (GstFFMpegVidDecClass * klass)
   viddec_class->drain = gst_ffmpegviddec_drain;
   viddec_class->decide_allocation = gst_ffmpegviddec_decide_allocation;
   viddec_class->propose_allocation = gst_ffmpegviddec_propose_allocation;
+
+  GST_DEBUG_CATEGORY_GET (GST_CAT_PERFORMANCE, "GST_PERFORMANCE");
 }
 
 static void
@@ -1765,7 +1769,7 @@ gst_ffmpegviddec_handle_frame (GstVideoDecoder * decoder,
       GST_LOG_OBJECT (ffmpegdec, "resized padding buffer to %d",
           ffmpegdec->padded_size);
     }
-    GST_CAT_TRACE_OBJECT (CAT_PERFORMANCE, ffmpegdec,
+    GST_CAT_TRACE_OBJECT (GST_CAT_PERFORMANCE, ffmpegdec,
         "Copy input to add padding");
     memcpy (ffmpegdec->padded, data, size);
     memset (ffmpegdec->padded + size, 0, AV_INPUT_BUFFER_PADDING_SIZE);
-- 
2.7.4