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mkvmerge: don't generate segment UIDs for discarded segments on splitting

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Fixes #1497.
This commit is contained in:
Moritz Bunkus 2015-11-03 20:59:45 +01:00
parent 31bc8633d4
commit 6a594e6b87
4 changed files with 57 additions and 0 deletions
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4
ChangeLog
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@ -1,5 +1,9 @@
2015-11-03 Moritz Bunkus <moritz@bunkus.org>
* mkvmerge: bug fix: fixed the values of the "previous/next
segment UID" elements when splitting by parts with segment linking
enabled. Fixes #1497.
* mkvmerge: bug fix: mkvmerge no longer creates a "next segment
UID" field in the last file when splitting and segment linking is
active.

3
src/merge/output_control.cpp
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@ -497,6 +497,9 @@ rerender_ebml_head() {
static void
generate_segment_uids() {
if (g_cluster_helper->discarding())
return;
// Generate the segment UIDs.
if (hack_engaged(ENGAGE_NO_VARIABLE_DATA)) {
s_seguid_current.zero_content();

1
tests/results.txt
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@ -353,3 +353,4 @@ T_504dts_96_24_identification:1837ab5b411944e143f9dae6fe6436d8-bb7c41b5aa1b57f18
T_505cisco_talos_can_0036:bf0fedc494cf99a0920d7a6e69edf952-6ef415b0f84d3e5dd435244362a37584:passed:20151020-161153:0.071686357
T_506cisco_talos_can_0037:5461288548eac976164cd13f01bc9426-ed695caee29b1456da8629d38321ec9c-92b7169fc05ddf54c46816869c108f31-54a55a6d87bd4c08269891efb03980b3-fef3d018523c7d1fbed763f6666c1ae2-ac584cc44854f9396739df6e93d78acc-b415b2ef2a6dddf5d89733446fae2970-dd53fee23372c569d35e0b2918d86239:passed:20151020-161234:0.319298931
T_507rerender_track_headers:7b16f08b7858a1d332516a6fb25a184b-ac9514a1f09f26ac0cb2f527ec2de0b7:passed:20151022-104930:2.573204876
T_508splitting_by_parts_with_segment_linking:existence0-true-true-true-existence1-true-true-true-existence2-true-true-true-equality_previous-true-true-equality_next-true-true:passed:20151103-204257:0.111807853

49
tests/test-508splitting_by_parts_with_segment_linking.rb Executable file
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@ -0,0 +1,49 @@
#!/usr/bin/ruby -w
# T_508splitting_by_parts_with_segment_linking
describe "mkvmerge / splitting by parts with segment linking enabled"
self.sys "../src/mkvmerge -o #{tmp} data/avi/v-h264-aac.avi --split parts:00:00:00-00:00:10,00:00:30-00:00:40,00:00:50- --link", :keep_tmp => true, :exit_code => :success
test "segment UIDs" do
uids = []
result = []
(1..3).each do |idx|
uids << info("#{tmp}-00#{idx}", :output => :return).
first.
select { |line| /segment uid/i.match(line) }.
map { |line| line.gsub(/^\| *\+ */, '').chomp.downcase.split(/ *uid: */) }.
to_h
end
result << "existence0"
result << uids[0]['previous segment'].nil?
result << !uids[0]['segment'].nil?
result << !uids[0]['next segment'].nil?
result << "existence1"
result << !uids[1]['previous segment'].nil?
result << !uids[1]['segment'].nil?
result << !uids[1]['next segment'].nil?
result << "existence2"
result << !uids[2]['previous segment'].nil?
result << !uids[2]['segment'].nil?
result << uids[2]['next segment'].nil?
result << "equality_previous"
result << (uids[0]['segment'] == uids[1]['previous segment'])
result << (uids[1]['segment'] == uids[2]['previous segment'])
result << "equality_next"
result << (uids[1]['segment'] == uids[0]['next segment'])
result << (uids[2]['segment'] == uids[1]['next segment'])
result.map(&:to_s).join('-')
end