fate/libavcodec: add codec_desc test

Remove runtime check at codec_desc.c

Reviewed-by: wm4 <nfxjfg@googlemail.com>
Reviewed-by: Michael Niedermayer <michael@niedermayer.cc>
Signed-off-by: Muhammad Faiz <mfcc64@gmail.com>

libavcodec/Makefile

@@ -1090,6 +1090,7 @@ SKIPHEADERS-$(CONFIG_V4L2_M2M)         += v4l2_buffers.h v4l2_context.h v4l2_m2m
 
 TESTPROGS = avpacket                                                    \
             celp_math                                                   \
+            codec_desc                                                  \
             htmlsubtitles                                               \
             imgconvert                                                  \
             jpeg2000dwt                                                 \

libavcodec/codec_desc.c

@@ -21,10 +21,8 @@
 
 #include <string.h>
 
-#include "libavutil/avassert.h"
 #include "libavutil/common.h"
 #include "libavutil/internal.h"
-#include "libavutil/thread.h"
 #include "avcodec.h"
 #include "profiles.h"
 #include "version.h"
@@ -3111,26 +3109,6 @@ static const AVCodecDescriptor codec_descriptors[] = {
     },
 };
 
-#if defined(ASSERT_LEVEL) && ASSERT_LEVEL >= 2
-static void check_validity(void)
-{
-    int i;
-
-    for (i = 0; i < FF_ARRAY_ELEMS(codec_descriptors) - 1; i++) {
-        if (codec_descriptors[i].id >= codec_descriptors[i+1].id) {
-            av_log(NULL, AV_LOG_FATAL, "unsorted codec_id '%s' and '%s'.\n",
-                   codec_descriptors[i].name, codec_descriptors[i+1].name);
-            av_assert0(0);
-        }
-    }
-}
-
-static AVOnce check_validity_once = AV_ONCE_INIT;
-#define CHECK_VALIDITY() ff_thread_once(&check_validity_once, check_validity);
-#else
-#define CHECK_VALIDITY() ((void)0)
-#endif
-
 static int descriptor_compare(const void *key, const void *member)
 {
     enum AVCodecID id = *(const enum AVCodecID *) key;
@@ -3141,8 +3119,6 @@ static int descriptor_compare(const void *key, const void *member)
 
 const AVCodecDescriptor *avcodec_descriptor_get(enum AVCodecID id)
 {
-    CHECK_VALIDITY();
-
     return bsearch(&id, codec_descriptors, FF_ARRAY_ELEMS(codec_descriptors),
                    sizeof(codec_descriptors[0]), descriptor_compare);
 }

libavcodec/tests/codec_desc.c

@@ -0,0 +1,45 @@
+/*
+ * This file is part of FFmpeg.
+ *
+ * FFmpeg is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * FFmpeg is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with FFmpeg; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
+#include "libavcodec/avcodec.h"
+
+int main(int argc, char **argv)
+{
+    const AVCodecDescriptor *old_desc = NULL, *desc;
+
+    while (desc = avcodec_descriptor_next(old_desc)) {
+        if (old_desc && old_desc->id >= desc->id) {
+            av_log(NULL, AV_LOG_FATAL, "Unsorted codec_descriptors '%s' and '%s'.\n", old_desc->name, desc->name);
+            return 1;
+        }
+
+        if (avcodec_descriptor_get(desc->id) != desc) {
+            av_log(NULL, AV_LOG_FATAL, "avcodec_descriptor_get() failed with '%s'.\n", desc->name);
+            return 1;
+        }
+
+        if (avcodec_descriptor_get_by_name(desc->name) != desc) {
+            av_log(NULL, AV_LOG_FATAL, "avcodec_descriptor_get_by_name() failed with '%s'.\n", desc->name);
+            return 1;
+        }
+
+        old_desc = desc;
+    }
+
+    return 0;
+}

tests/fate/libavcodec.mak

@@ -13,6 +13,11 @@ fate-celp_math: libavcodec/tests/celp_math$(EXESUF)
 fate-celp_math: CMD = run libavcodec/tests/celp_math
 fate-celp_math: CMP = null
 
+FATE_LIBAVCODEC-yes += fate-codec_desc
+fate-codec_desc: libavcodec/tests/codec_desc$(EXESUF)
+fate-codec_desc: CMD = run libavcodec/tests/codec_desc
+fate-codec_desc: CMP = null
+
 FATE_LIBAVCODEC-$(CONFIG_GOLOMB) += fate-golomb
 fate-golomb: libavcodec/tests/golomb$(EXESUF)
 fate-golomb: CMD = run libavcodec/tests/golomb