From: Kostya Shishkov <kostya.shishkov@gmail.com>
Date: Mon, 6 Apr 2026 15:05:37 +0000 (+0200)
Subject: mov: keyframes are always sample numbers, not chunk numbers
X-Git-Url: https://git.nihav.org/?a=commitdiff_plain;h=1a9ceb3bd6b353a46375e262ba7b9d3c4c9cc7ca;p=nihav.git

mov: keyframes are always sample numbers, not chunk numbers

Also update movmuxer checksum changed because of input keyframes.
---

diff --git a/nihav-commonfmt/src/demuxers/mov/pktread.rs b/nihav-commonfmt/src/demuxers/mov/pktread.rs
index 943c558..d8a2299 100644
--- a/nihav-commonfmt/src/demuxers/mov/pktread.rs
+++ b/nihav-commonfmt/src/demuxers/mov/pktread.rs
@@ -300,8 +300,8 @@ impl QTPacketDemuxer {
                 let offset = self.last_offset;
                 let size = self.get_size(self.cur_sample);
                 self.last_offset += size as u64;
-                let is_kf = chunk_start && self.keyframes.contains(&(self.cur_chunk as u32));
                 self.cur_sample += 1;
+                let is_kf = chunk_start && self.keyframes.contains(&(self.cur_sample as u32));
                 self.samples_left -= 1;
                 Some((ts, offset, size, is_kf))
             },
diff --git a/nihav-commonfmt/src/muxers/mov/mod.rs b/nihav-commonfmt/src/muxers/mov/mod.rs
index aaf5203..9429465 100644
--- a/nihav-commonfmt/src/muxers/mov/mod.rs
+++ b/nihav-commonfmt/src/muxers/mov/mod.rs
@@ -590,6 +590,6 @@ mod test {
         let mut mux_reg = RegisteredMuxers::new();
         generic_register_all_muxers(&mut mux_reg);
         test_remuxing_md5(&dec_config, "mov", &mux_reg,
-                          [0x3d030f10, 0x842de3e2, 0xb6a5ae89, 0x30d9b05f]);
+                          [0x4f91995d, 0x7ba8b830, 0x5efe9f8c, 0xd1779301]);
     }
 }