avformat/oma: Deduplicate codec tags list

Also saves a relocation.
Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt@gmail.com>

libavformat/oma.c

@@ -18,6 +18,7 @@
  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
  */
 
+#include <stddef.h>
 #include "internal.h"
 #include "oma.h"
 #include "libavcodec/avcodec.h"
@@ -35,6 +36,8 @@ const AVCodecTag ff_oma_codec_tags[] = {
     { 0 },
 };
 
+const AVCodecTag *const ff_oma_codec_tags_list[] = { ff_oma_codec_tags, NULL };
+
 /** map ATRAC-X channel id to internal channel layout */
 const uint64_t ff_oma_chid_to_native_layout[7] = {
     AV_CH_LAYOUT_MONO,

libavformat/oma.h

@@ -42,6 +42,7 @@ enum {
 extern const uint16_t ff_oma_srate_tab[8];
 
 extern const AVCodecTag ff_oma_codec_tags[];
+extern const AVCodecTag *const ff_oma_codec_tags_list[];
 
 extern const uint64_t ff_oma_chid_to_native_layout[7];
 extern const int ff_oma_chid_to_num_channels[7];

libavformat/omadec.c

@@ -621,5 +621,5 @@ AVInputFormat ff_oma_demuxer = {
     .read_close     = oma_read_close,
     .flags          = AVFMT_GENERIC_INDEX,
     .extensions     = "oma,omg,aa3",
-    .codec_tag      = (const AVCodecTag* const []){ff_oma_codec_tags, 0},
+    .codec_tag      = ff_oma_codec_tags_list,
 };

libavformat/omaenc.c

@@ -102,6 +102,6 @@ AVOutputFormat ff_oma_muxer = {
     .audio_codec       = AV_CODEC_ID_ATRAC3,
     .write_header      = oma_write_header,
     .write_packet      = ff_raw_write_packet,
-    .codec_tag         = (const AVCodecTag* const []){ff_oma_codec_tags, 0},
+    .codec_tag         = ff_oma_codec_tags_list,
     .flags             = AVFMT_NOTIMESTAMPS,
 };