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authorAnton Khirnov <anton@khirnov.net>2023-10-01 14:11:20 +0200
committerAnton Khirnov <anton@khirnov.net>2023-10-03 16:57:02 +0200
commitcdfd15f4d85c3e089ad258d8a24fb2c6907af10c (patch)
treeff3a858df1675d7454f3b3cd9920a27ca30a49d5
parent4a376f45ab58f29045be6df1af8121702299c701 (diff)
downloadffmpeg-cdfd15f4d85c3e089ad258d8a24fb2c6907af10c.tar.gz
lavc/mpeg4videodec: do not invent a framerate from guessed numbers
Improves timestamps for fate-m4v*
-rw-r--r--libavcodec/mpeg4videodec.c3
-rw-r--r--tests/ref/fate/m4v84
-rw-r--r--tests/ref/fate/m4v-cfr1
3 files changed, 43 insertions, 45 deletions
diff --git a/libavcodec/mpeg4videodec.c b/libavcodec/mpeg4videodec.c
index a8dd57bf6b..b24fe3db20 100644
--- a/libavcodec/mpeg4videodec.c
+++ b/libavcodec/mpeg4videodec.c
@@ -3141,9 +3141,6 @@ static int decode_vop_header(Mpeg4DecContext *ctx, GetBitContext *gb,
av_log(s->avctx, AV_LOG_WARNING,
"time_increment_bits set to %d bits, based on bitstream analysis\n", ctx->time_increment_bits);
- if (s->avctx->framerate.num && 4*s->avctx->framerate.num < 1<<ctx->time_increment_bits) {
- s->avctx->framerate.num = 1<<ctx->time_increment_bits;
- }
}
if (IS_3IV1)
diff --git a/tests/ref/fate/m4v b/tests/ref/fate/m4v
index cebe443adc..4eee84d01b 100644
--- a/tests/ref/fate/m4v
+++ b/tests/ref/fate/m4v
@@ -1,47 +1,47 @@
-#tb 0: 1/60
+#tb 0: 1/5
#media_type 0: video
#codec_id 0: rawvideo
#dimensions 0: 320x240
#sar 0: 1/1
0, 0, 0, 1, 115200, 0x7262156b
-0, 11, 11, 1, 115200, 0xa6aebc2f
-0, 22, 22, 1, 115200, 0x9c7beba1
-0, 33, 33, 1, 115200, 0x556037a2
-0, 44, 44, 1, 115200, 0x532e3a23
-0, 60, 60, 1, 115200, 0x110511f4
-0, 71, 71, 1, 115200, 0xb7f929a4
-0, 82, 82, 1, 115200, 0xdab9f3c2
-0, 93, 93, 1, 115200, 0x441413dd
-0, 104, 104, 1, 115200, 0x01163f33
-0, 120, 120, 1, 115200, 0x47720c78
-0, 131, 131, 1, 115200, 0x07c21356
-0, 142, 142, 1, 115200, 0x085d4291
-0, 153, 153, 1, 115200, 0xf6db074c
-0, 164, 164, 1, 115200, 0x95093e75
-0, 180, 180, 1, 115200, 0x5f8118ef
-0, 191, 191, 1, 115200, 0x2b4de34a
-0, 202, 202, 1, 115200, 0x0a731857
-0, 213, 213, 1, 115200, 0xd75ef3be
-0, 224, 224, 1, 115200, 0x321cf5a9
-0, 240, 240, 1, 115200, 0x3eb222fd
-0, 251, 251, 1, 115200, 0xc7d92f3e
-0, 262, 262, 1, 115200, 0x6fda0366
-0, 273, 273, 1, 115200, 0x6bb61b03
-0, 284, 284, 1, 115200, 0x5f367ef8
-0, 300, 300, 1, 115200, 0x237d0c77
-0, 311, 311, 1, 115200, 0xafa813ef
-0, 322, 322, 1, 115200, 0x39263ef4
-0, 333, 333, 1, 115200, 0x47c70441
-0, 344, 344, 1, 115200, 0xd43fffb0
-0, 360, 360, 1, 115200, 0x75696afb
-0, 371, 371, 1, 115200, 0xb0f117a3
-0, 382, 382, 1, 115200, 0x002f42f0
-0, 393, 393, 1, 115200, 0xa192487e
-0, 404, 404, 1, 115200, 0x19a7072e
-0, 420, 420, 1, 115200, 0xc500669c
-0, 431, 431, 1, 115200, 0xe4636ba9
-0, 442, 442, 1, 115200, 0xdf3d5d86
-0, 453, 453, 1, 115200, 0xf30825d5
-0, 464, 464, 1, 115200, 0xe3c944a1
-0, 480, 480, 1, 115200, 0x8fec4420
-0, 491, 491, 1, 115200, 0x9381fdab
+0, 1, 1, 1, 115200, 0xa6aebc2f
+0, 2, 2, 1, 115200, 0x9c7beba1
+0, 3, 3, 1, 115200, 0x556037a2
+0, 4, 4, 1, 115200, 0x532e3a23
+0, 5, 5, 1, 115200, 0x110511f4
+0, 6, 6, 1, 115200, 0xb7f929a4
+0, 7, 7, 1, 115200, 0xdab9f3c2
+0, 8, 8, 1, 115200, 0x441413dd
+0, 9, 9, 1, 115200, 0x01163f33
+0, 10, 10, 1, 115200, 0x47720c78
+0, 11, 11, 1, 115200, 0x07c21356
+0, 12, 12, 1, 115200, 0x085d4291
+0, 13, 13, 1, 115200, 0xf6db074c
+0, 14, 14, 1, 115200, 0x95093e75
+0, 15, 15, 1, 115200, 0x5f8118ef
+0, 16, 16, 1, 115200, 0x2b4de34a
+0, 17, 17, 1, 115200, 0x0a731857
+0, 18, 18, 1, 115200, 0xd75ef3be
+0, 19, 19, 1, 115200, 0x321cf5a9
+0, 20, 20, 1, 115200, 0x3eb222fd
+0, 21, 21, 1, 115200, 0xc7d92f3e
+0, 22, 22, 1, 115200, 0x6fda0366
+0, 23, 23, 1, 115200, 0x6bb61b03
+0, 24, 24, 1, 115200, 0x5f367ef8
+0, 25, 25, 1, 115200, 0x237d0c77
+0, 26, 26, 1, 115200, 0xafa813ef
+0, 27, 27, 1, 115200, 0x39263ef4
+0, 28, 28, 1, 115200, 0x47c70441
+0, 29, 29, 1, 115200, 0xd43fffb0
+0, 30, 30, 1, 115200, 0x75696afb
+0, 31, 31, 1, 115200, 0xb0f117a3
+0, 32, 32, 1, 115200, 0x002f42f0
+0, 33, 33, 1, 115200, 0xa192487e
+0, 34, 34, 1, 115200, 0x19a7072e
+0, 35, 35, 1, 115200, 0xc500669c
+0, 36, 36, 1, 115200, 0xe4636ba9
+0, 37, 37, 1, 115200, 0xdf3d5d86
+0, 38, 38, 1, 115200, 0xf30825d5
+0, 39, 39, 1, 115200, 0xe3c944a1
+0, 40, 40, 1, 115200, 0x8fec4420
+0, 41, 41, 1, 115200, 0x9381fdab
diff --git a/tests/ref/fate/m4v-cfr b/tests/ref/fate/m4v-cfr
index e2d02032fe..4eee84d01b 100644
--- a/tests/ref/fate/m4v-cfr
+++ b/tests/ref/fate/m4v-cfr
@@ -44,3 +44,4 @@
0, 38, 38, 1, 115200, 0xf30825d5
0, 39, 39, 1, 115200, 0xe3c944a1
0, 40, 40, 1, 115200, 0x8fec4420
+0, 41, 41, 1, 115200, 0x9381fdab