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From: Marton Balint <cus@passwd.hu>
To: ffmpeg-devel@ffmpeg.org
Cc: Marton Balint <cus@passwd.hu>
Subject: [FFmpeg-devel] [PATCH 2/3] avformat/mxfdec: support Avid files with an extra index entry
Date: Wed, 28 Dec 2022 04:19:57 +0100
Message-ID: <20221228031958.26570-2-cus@passwd.hu> (raw)
In-Reply-To: <20221228031958.26570-1-cus@passwd.hu>

Signed-off-by: Marton Balint <cus@passwd.hu>
---
 libavformat/mxfdec.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/libavformat/mxfdec.c b/libavformat/mxfdec.c
index ad4ee15570..2e61e77d67 100644
--- a/libavformat/mxfdec.c
+++ b/libavformat/mxfdec.c
@@ -1991,11 +1991,11 @@ static int mxf_compute_ptses_fake_index(MXFContext *mxf, MXFIndexTable *index_ta
         int index_delta = 1;
         int n = s->nb_index_entries;
 
-        if (s->nb_index_entries == 2 * s->index_duration + 1) {
+        if (s->nb_index_entries == 2 * s->index_duration + 1)
             index_delta = 2;    /* Avid index */
-            /* ignore the last entry - it's the size of the essence container */
+        if (s->nb_index_entries == index_delta * s->index_duration + 1)
+            /* ignore the last entry - it's the size of the essence container in Avid */
             n--;
-        }
 
         for (j = 0; j < n; j += index_delta, x++) {
             int offset = s->temporal_offset_entries[j] / index_delta;
-- 
2.35.3

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  reply	other threads:[~2022-12-28  3:20 UTC|newest]

Thread overview: 13+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-12-24 22:50 [FFmpeg-devel] [PATCH] avformat/mxfdec: Check index_duration Michael Niedermayer
2022-12-26 10:32 ` Tomas Härdin
2022-12-26 21:54   ` Michael Niedermayer
2022-12-27 18:05     ` Marton Balint
2022-12-27 21:49       ` Michael Niedermayer
2022-12-27 22:32         ` Marton Balint
2022-12-28  2:26           ` Marton Balint
2022-12-28  3:19             ` [FFmpeg-devel] [PATCH 1/3] avformat/mxfdec: check index entry array size Marton Balint
2022-12-28  3:19               ` Marton Balint [this message]
2022-12-28  3:19               ` [FFmpeg-devel] [PATCH 3/3] avformat/mxfdec: check number of index table entires more strictly Marton Balint
2023-01-22  0:05             ` [FFmpeg-devel] [PATCH] avformat/mxfdec: Check index_duration Marton Balint
2023-01-29 11:15               ` Marton Balint
2022-12-27 22:35         ` Tomas Härdin

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