Carl Eugen Hoyos
087c0a0a93
lavc/dvbsub: Do not fail on clut depth 0.
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Fixes ticket #4752 .
9 years ago
Michael Niedermayer
3f87a17063
avcodec/dvbsubdec: Allow selecting the substream, or all substreams
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Fixes Ticket 2161
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
9 years ago
Michael Niedermayer
1fc20af6af
avcodec/dvbsubdec: Implement display definition segment fallback from ETSI EN 300 743 V1.3.1
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Fixes: subtitles.ts
Fixes: Ticket679
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
9 years ago
Michael Niedermayer
d41dceb14e
avcodec/dvbsubdec: Add option to select when to computer clut (always/never/"if needed")
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Reviewed-by: Anshul <anshul.ffmpeg@gmail.com>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
9 years ago
Michael Niedermayer
4b90dcb849
avcodec/dvbsubdec: Compute default CLUT based on bitmap analysis
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Fixes displaying subtitles before any CLUT has been received
Fixes Ticket153
This will of course not display these initial subtitles in the correct
color (as that is not known at that point) but they should look clean
and not corrupted
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
9 years ago
banastasov
debf4d6e67
avcodec/dvbsubdec: Fix buf_size check in dvbsub_parse_display_definition_segment()
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Fixes Ticket4326
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
10 years ago
Michael Niedermayer
9f0b898e82
avcodec/dvbsubdec: Clear w/h/size on region buffer allocation failure
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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
10 years ago
Michael Niedermayer
e06dde52d7
avcodec/dvbsubdec: Do not return a value from a function returning void
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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
10 years ago
Vittorio Giovara
6a85dfc830
lavc: Replace av_dlog and tprintf with internal macros
10 years ago
Vittorio Giovara
607ad990d3
dvbsubdec: check memory allocations and propagate errors
10 years ago
Michael Niedermayer
8de0990e9f
avcodec/dvbsubdec: Check get_region() return value
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Fixes null pointer dereference with DEBUG enabled
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
10 years ago
Michael Niedermayer
1bf747ae84
avcodec/dvbsubdec: Return proper error codes from more functions
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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
10 years ago
Michael Niedermayer
ebe3a41ea3
avcodec/dvbsubdec: Add some av_malloc() failure checks
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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
10 years ago
Michael Niedermayer
ce800d4695
avcodec/dvbsubdec: Remove redundant "DVBSub error" prefix
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Found-by: ubitux
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
10 years ago
Michael Niedermayer
4ba0141921
avcodec/dvbsubdec: Pass context to av_log()
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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
10 years ago
Michael Niedermayer
d03867c248
avcodec/dvbsubdec: av_assert* instead of assert()
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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
10 years ago
Michael Niedermayer
39dfe6801a
avcodec/dvbsubdec: Cleanup on *malloc failure
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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
10 years ago
Michael Niedermayer
e0c36f5825
avcodec/dvbsubdec: Fix 8bit non_mod case
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Untested, i failed to find a sample which triggers this case
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
10 years ago
Michael Niedermayer
2813dabdd4
avcodec/dvbsubdec: use av_freep() for saftey
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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
10 years ago
Michael Niedermayer
6229f7823e
avcodec/dvbsubdec: Add return code to save_subtitle_set()
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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
10 years ago
Vittorio Giovara
443502aed8
dvbsubdec: move shared codepath
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CC: libav-stable@libav.org
Bug-Id: CID 1238839
10 years ago
Vittorio Giovara
2383323661
dvbsubdec: improve error checking
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Use av_mallocz_array instead of iterating and check the returned memory.
Check returned memory and cleanly exit in case of error during the loop.
Avoid a null pointer dereference for invalid data.
CC: libav-stable@libav.org
Bug-Id: CID 29575
10 years ago
Jernej Fijačko
1bdd21d975
dvbsubdec: add missing break
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Fix a memory leak too.
CC: libav-stable@libav.org
Bug-Id: CID 732230
10 years ago
Michael Niedermayer
adfc3b81b1
avcodec/dvbsubdec: use av_freep() to avoid leaving stale pointers
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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
10 years ago
Michael Niedermayer
25a360286d
avcodec/dvbsubdec: merge declaration and init
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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
10 years ago
Michael Niedermayer
a2dbf379f0
avcodec/dvbsubdec: make compute_edt user settable
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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
10 years ago
Michael Niedermayer
0014541e9a
avcodec/dvbsubdec: dont mix integers with pointers
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Reviewed-by: James Darnley <james.darnley@gmail.com>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
10 years ago
Anshul Maheshwari
7d1898ebcc
avcodec/dvbsubdec: removed unnecessary null check for subtitle
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In refrence to coverity defect 1224278
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
11 years ago
Anshul Maheshwari
263932c084
avcodec/dvbsubdec: fix ignoring blank frame by updating got_output
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fix ticket 3737
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
11 years ago
Anshul Maheshwari
ca2f59e121
avcodec/dvbsubdec: support returning exact end times
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fixess part of ticket #2024
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
11 years ago
Anshul Maheshwari
fbb59a3bf4
avcodec/dvbsubdec: Split save_subtitle_set() out
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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
11 years ago
Anshul Maheshwari
77ade55fe5
avcodec/dvbsubdec: add AVClass to context
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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
11 years ago
Anshul Maheshwari
9a11b33a2d
avcodec/dvbsubdec: restructure version check
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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
11 years ago
Michael Niedermayer
8f4b176c55
avcodec/dvbsubdec: add some basic av_log debuging support
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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
11 years ago
Michael Niedermayer
994a582a02
avcodec/dvbsubdec: use av_mallocz_array()
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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
11 years ago
Diego Biurrun
3dc6272bed
Remove a number of unnecessary dsputil.h #includes
11 years ago
Diego Biurrun
05563ccacc
dsputil: cosmetics: Lose camelCase on ff_cropTbl and ff_squareTbl names
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Also switch from "tbl" to "tab" name suffixes.
11 years ago
mrlika
36a6297953
avcodec/dvbsubdec: DVB subtitles decoder: support of 5 bytes extradata format
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Reviewed-by: Marton Balint <cus@passwd.hu>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
11 years ago
Michael Niedermayer
cf812d8129
avcodec/dvbsubdec: Remove unused display_list_size
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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
11 years ago
Wim Vander Schelden
af09be4f4b
Fixed a memory leak in dvbsubenc.c: sub->num_rects was reduced without freeing the associated rects.
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Signed-off-by: Wim Vander Schelden <lists@fixnum.org>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
11 years ago
Pierre Yves MORDRET
0f02ea0afe
libavcodec/dvbsub: fix for Display Definition Segment
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Given ETSI EN 300 743 V1.3.1 (2006-11), 7.2.1 Display definition segment
display window parameters are given in this order XMin, XMax, YMin, YMax
if display_window_flag is set, but here this is not the case.
As a consequence the DVB subtitles are not displayed upon some videos.
Signed-off-by: Pierre-Yves MORDRET <pierre-yves.mordret@st.com>
Reviewed-by: Kieran Kunhya <kierank@obe.tv>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
11 years ago
Diego Biurrun
86f910806b
Remove #undefs for formerly forbidden system functions
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The macros forbidding the system functions no longer exist, obviating
the need for the #undefs.
11 years ago
Diego Biurrun
b2bed9325d
cosmetics: Group .name and .long_name together in codec/format declarations
11 years ago
Reimar Döffinger
29f244e08e
dvbsubdec: Check for invalid clut selector.
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Fail decoding if strict compliance is requested.
Signed-off-by: Reimar Döffinger <Reimar.Doeffinger@gmx.de>
11 years ago
JULIAN GARDNER
97ff584af4
Apply clut changes only to one table.
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The specification does not allow multiple bits to be set,
but some encoders do it anyway.
Applying it only to the first seems to give better results.
Signed-off-by: Reimar Döffinger <Reimar.Doeffinger@gmx.de>
11 years ago
Reimar Döffinger
fe79fc2ea5
dvbsubdec: set width/height from display def if not set.
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This fixes playback of DVB subtitles in
http://samples.ffmpeg.org/ffmpeg-bugs/trac/ticket1065/Test1.wtv
in MPlayer.
FFplay is not affected since it assumes that the subtitles
are scaled to match the video - but this usually isn't the
case after rescaling the video and stream-copying subtitles.
Signed-off-by: Reimar Döffinger <Reimar.Doeffinger@gmx.de>
12 years ago
Anton Khirnov
36ef5369ee
Replace all CODEC_ID_* with AV_CODEC_ID_*
12 years ago
Martin Storsjö
00c3b67b8a
cosmetics: Align codec declarations
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Also break some long lines, remove codec function placeholder comments
and add spaces in sample/pixel format lists.
Signed-off-by: Martin Storsjö <martin@martin.st>
13 years ago
Michael Niedermayer
90f9b06386
dvbsubdec: Fix "set but not used" warning
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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
13 years ago
Janne Grunau
6a4cf065c7
dvbsubdec: avoid undefined signed left shift in RGBA macro
13 years ago