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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next prev parent 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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