[FFmpeg-cvslog] avformat/movenc: Deduplicate codec tags lists

[Andreas Rheinhardt]

ffmpeg | branch: master | Andreas Rheinhardt <andreas.rheinhardt at gmail.com> | Thu Feb 18 02:15:06 2021 +0100| [a442670a3262caf0d2fdc9ccd5697be11d2c2e46] | committer: Andreas Rheinhardt

avformat/movenc: Deduplicate codec tags lists

Also saves relocations.

Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt at gmail.com>

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=a442670a3262caf0d2fdc9ccd5697be11d2c2e46
---

 libavformat/movenc.c | 14 ++++++++++----
 1 file changed, 10 insertions(+), 4 deletions(-)

diff --git a/libavformat/movenc.c b/libavformat/movenc.c
index f97383fcfe..545b0885ae 100644
--- a/libavformat/movenc.c
+++ b/libavformat/movenc.c
@@ -7131,6 +7131,7 @@ static int mov_check_bitstream(struct AVFormatContext *s, const AVPacket *pkt)
     return ret;
 }
 
+#if CONFIG_TGP_MUXER || CONFIG_TG2_MUXER
 static const AVCodecTag codec_3gp_tags[] = {
     { AV_CODEC_ID_H263,     MKTAG('s','2','6','3') },
     { AV_CODEC_ID_H264,     MKTAG('a','v','c','1') },
@@ -7141,6 +7142,8 @@ static const AVCodecTag codec_3gp_tags[] = {
     { AV_CODEC_ID_MOV_TEXT, MKTAG('t','x','3','g') },
     { AV_CODEC_ID_NONE, 0 },
 };
+static const AVCodecTag *const codec_3gp_tags_list[] = { codec_3gp_tags, NULL };
+#endif
 
 static const AVCodecTag codec_mp4_tags[] = {
     { AV_CODEC_ID_MPEG4,           MKTAG('m', 'p', '4', 'v') },
@@ -7178,6 +7181,9 @@ static const AVCodecTag codec_mp4_tags[] = {
     { AV_CODEC_ID_MPEGH_3D_AUDIO,  MKTAG('m', 'h', 'm', '1') },
     { AV_CODEC_ID_NONE,               0 },
 };
+#if CONFIG_MP4_MUXER || CONFIG_PSP_MUXER
+static const AVCodecTag *const mp4_codec_tags_list[] = { codec_mp4_tags, NULL };
+#endif
 
 static const AVCodecTag codec_ism_tags[] = {
     { AV_CODEC_ID_WMAPRO      , MKTAG('w', 'm', 'a', ' ') },
@@ -7242,7 +7248,7 @@ AVOutputFormat ff_tgp_muxer = {
     .write_trailer     = mov_write_trailer,
     .deinit            = mov_free,
     .flags             = AVFMT_GLOBALHEADER | AVFMT_ALLOW_FLUSH | AVFMT_TS_NEGATIVE,
-    .codec_tag         = (const AVCodecTag* const []){ codec_3gp_tags, 0 },
+    .codec_tag         = codec_3gp_tags_list,
     .check_bitstream   = mov_check_bitstream,
     .priv_class        = &tgp_muxer_class,
 };
@@ -7264,7 +7270,7 @@ AVOutputFormat ff_mp4_muxer = {
     .write_trailer     = mov_write_trailer,
     .deinit            = mov_free,
     .flags             = AVFMT_GLOBALHEADER | AVFMT_ALLOW_FLUSH | AVFMT_TS_NEGATIVE,
-    .codec_tag         = (const AVCodecTag* const []){ codec_mp4_tags, 0 },
+    .codec_tag         = mp4_codec_tags_list,
     .check_bitstream   = mov_check_bitstream,
     .priv_class        = &mp4_muxer_class,
 };
@@ -7285,7 +7291,7 @@ AVOutputFormat ff_psp_muxer = {
     .write_trailer     = mov_write_trailer,
     .deinit            = mov_free,
     .flags             = AVFMT_GLOBALHEADER | AVFMT_ALLOW_FLUSH | AVFMT_TS_NEGATIVE,
-    .codec_tag         = (const AVCodecTag* const []){ codec_mp4_tags, 0 },
+    .codec_tag         = mp4_codec_tags_list,
     .check_bitstream   = mov_check_bitstream,
     .priv_class        = &psp_muxer_class,
 };
@@ -7305,7 +7311,7 @@ AVOutputFormat ff_tg2_muxer = {
     .write_trailer     = mov_write_trailer,
     .deinit            = mov_free,
     .flags             = AVFMT_GLOBALHEADER | AVFMT_ALLOW_FLUSH | AVFMT_TS_NEGATIVE,
-    .codec_tag         = (const AVCodecTag* const []){ codec_3gp_tags, 0 },
+    .codec_tag         = codec_3gp_tags_list,
     .check_bitstream   = mov_check_bitstream,
     .priv_class        = &tg2_muxer_class,
 };