From 2ff08af29b921fba3dfa2d084739e91e2d6364eb Mon Sep 17 00:00:00 2001
From: ekir <ekir@spotify.com>
Date: Tue, 18 Apr 2023 17:31:43 +0200
Subject: [PATCH 12/15] GOL-1361: Remove invalid CTTS sample_offset check
We checked in this places:
* In 8.6.1.3 of ISO/IEC 14496-12 about the CTTS box
* In Apples MOV spec: https://developer.apple.com/library/archive/documentation/QuickTime/QTFF/QTFFChap2/qtff2.html#//apple_ref/doc/uid/TP40000939-CH204-SW19
---
libavformat/mov.c | 7 -------
1 file changed, 7 deletions(-)
@@ -3871,13 +3871,6 @@ static int mov_read_ctts(MOVContext *c, AVIOContext *pb, MOVAtom atom)
av_log(c->fc, AV_LOG_TRACE, "count=%d, duration=%d\n",
count, duration);
- if (FFNABS(duration) < -(1<<28) && i+2<entries) {
- av_log(c->fc, AV_LOG_WARNING, "CTTS invalid\n");
- av_freep(&sc->ctts_data);
- sc->ctts_count = 0;
- return 0;
- }
-
if (i+2<entries)
mov_update_dts_shift(sc, duration, c->fc);
}
--
2.39.2