Anton Khirnov
4eb49fdde8
lavf: remove unreliable timestamp guessing heuristic
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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
11 years ago
Anton Khirnov
2ba68dd044
lavf: remove unreliable timestamp guessing heuristic
11 years ago
Michael Niedermayer
4307026243
avformat/utils: make "first_dts not matching first dts in the queue" message more informative
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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
11 years ago
Michael Niedermayer
1e5271a9fd
avformat/utils: do not override pts in h264 when they are provided from the demuxer
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Fixes Ticket2143
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
11 years ago
Michael Niedermayer
210afae0ba
avformat/utils: Check size argument in ff_add_index_entry()
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Fixes infinite loop
Fixes Ticket3061
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
11 years ago
Michael Niedermayer
88d4ff4b5f
avformat/utils: Check av_packet_new_side_data() return before using it
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Fixes null pointer dereference
Fixes CID1108592
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
11 years ago
Paul B Mahol
a807c68253
avformat: use ff_alloc_extradata()
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Signed-off-by: Paul B Mahol <onemda@gmail.com>
11 years ago
Paul B Mahol
3fd79833e2
avformat: add ff_alloc_extradata() helper
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Signed-off-by: Paul B Mahol <onemda@gmail.com>
11 years ago
Michael Niedermayer
5082fcc0e2
avformat: add support to force specific AVCodecs
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previously only codec_ids could be forced, which did not allow
forcing a specific implementation like libopenjpeg vs jpeg2000.
Reviewed-by: Paul B Mahol <onemda@gmail.com>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
11 years ago
Michael Niedermayer
f4aec34805
avformat/utils: pass AVFormatContext to find_decoder()
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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
11 years ago
Michael Niedermayer
a63b479d11
avformat/utils: factor find_decoder() out
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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
11 years ago
Martin Storsjö
ce67f442be
lavf: Avoid setting avg_frame_rate if delta_dts is negative
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This avoids setting avg_frame_rate to invalid (negative)
values.
Reported-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
CC: libav-stable@libav.org
Signed-off-by: Martin Storsjö <martin@martin.st>
11 years ago
Michael Niedermayer
49515cb840
avformat: remove duplicate includes
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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
11 years ago
Michael Niedermayer
15672e832f
avformat/utils: remove unused variable
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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
11 years ago
Alexandra Khirnova
5626f994f2
avformat: Use av_reallocp() where suitable
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Signed-off-by: Diego Biurrun <diego@biurrun.de>
11 years ago
Michael Niedermayer
e960b3e27e
avformat/utils: Print warning if reallocating probe buffer failed
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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
11 years ago
Carl Eugen Hoyos
5c2be81b39
Do not suggest to increase probesize for image2 files.
11 years ago
Alexandra Khirnova
68b4677420
lavf: Make probe_codec return an error code
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This allows handling errors from av_realloc properly.
Signed-off-by: Martin Storsjö <martin@martin.st>
11 years ago
Michael Niedermayer
2a1c24a267
avformat/utils: use av_realloc_array()
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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
11 years ago
Michael Niedermayer
8c9d6ee4f2
avformat/utils: functions that add entries should not destroy the whole list on failure
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The caller does not expect this, and in case of adding new streams would then
not even be able to deallocate them anymore.
This reverts a hunk from "avformat: Use av_reallocp_array() where suitable"
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
11 years ago
Alexandra Khirnova
f369b9356c
avformat: Use av_reallocp_array() where suitable
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Signed-off-by: Diego Biurrun <diego@biurrun.de>
11 years ago
Anton Khirnov
26f027fba1
lavf: fix the comparison in an overflow check
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CC: libav-stable@libav.org
Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
11 years ago
Clément Bœsch
36cd017acd
avformat: make avformat_close_input() more tolerant.
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The purpose of this commit is to make error management simpler and less
error prone, just like av_free() which is safe with NULL.
11 years ago
Michael Niedermayer
e5c338ba7a
avformat/utils: assert position monotonicity in ff_find_last_ts()
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This ensures that no read timestamp functions finds packets before the search window in ff_find_last_ts()
which could cause an infinite loop
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
11 years ago
Michael Niedermayer
a5d67bc796
avformat/utils: Fix bitrate overflow check
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The check added in df33a58e53
does not work
at all, rather it broke the summing of bitrates completely.
The comparission was wrong way around.
This commit replaces it by a simpler and hopefully clearer check
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
11 years ago
Anton Khirnov
df33a58e53
lavf: avoid integer overflow when estimating bitrate
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Reported-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
CC: libav-stable@libav.org
11 years ago
Anton Khirnov
fab694dd39
lavf: move a variable declaration to the block where it's used
11 years ago
Michael Niedermayer
0388203098
avformat/utils: fix duration_fields calculation when need_parsing=0
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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
11 years ago
Michael Niedermayer
c4810fbe4f
avformat/utils: fix av_probe_input_buffer2() so it returns the probe score
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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
11 years ago
Michael Niedermayer
e31db621bf
avformat: export probe score
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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
11 years ago
Michael Niedermayer
a9d1a7c79b
avformat: move PROBE_BUF_M* to internal.h
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They will be used by the mp3 probe function in the next commit
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
12 years ago
Alexis Ballier
7a48b1c492
Remove FF_API_PKT_DUMP cruft. Not compiled since libavformat 54.
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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
12 years ago
Reimar Döffinger
d4db7c334b
Integrate accessors.h header into internal.h
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I have no idea why I added a separate header,
I think there is no good reason for it.
Signed-off-by: Reimar Döffinger <Reimar.Doeffinger@gmx.de>
12 years ago
Reimar Döffinger
a48979d715
Reduce MAKE_ACCESSORS code duplication via a new header.
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Signed-off-by: Reimar Döffinger <Reimar.Doeffinger@gmx.de>
12 years ago
Michael Niedermayer
caa7a49481
avformat/utils: fix memleak with nobuffer
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Fixes Ticket2802
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
12 years ago
Diego Biurrun
7950e519bb
Disable deprecation warnings for cases where a replacement is available
12 years ago
Michael Niedermayer
c5b46a064d
lavf: Don't interpret just slightly broken timestamps as wraparound
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This avoids breaking some slightly incorrect (dts > pts) timestamps
in sample HLS streams from Apple.
Signed-off-by: Martin Storsjö <martin@martin.st>
12 years ago
Michael Niedermayer
37ecd67b5e
Revert "avformat/utils: Close codec context since it is allocated by avformat_new_stream in refrence to ticket 2716"
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This causes a race condition with VLC. Its plausible that other
applications also would have races with it and its just fixing a memleak when
the user application forgets to free the codec. It causes more
problems than it solves in its current form, thus the revert.
Better solutions are welcome
This reverts commit 0f229f9b91
.
12 years ago
Anshul Maheshwari
0f229f9b91
avformat/utils: Close codec context since it is allocated by avformat_new_stream in refrence to ticket 2716
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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
12 years ago
Martin Storsjö
e740929a07
lavf: Make sure avg_frame_rate can be calculated without integer overflow
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If either of the deltas is too large for the multiplications to
succeed, don't use this for setting the avg frame rate.
Reported-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Cc: libav-stable@libav.org
Signed-off-by: Martin Storsjö <martin@martin.st>
12 years ago
Carl Eugen Hoyos
c9eb5c9751
lavf/utils.c: Avoid a null pointer dereference on oom after duration_error allocation.
12 years ago
Piotr Bandurski
b050956334
avformat/utils: avformat_find_stream_info set value for ret in case of oom
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without it FFmpeg didn't display any error message when oom event occured
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
12 years ago
Piotr Bandurski
ccf9211e29
avformat/utils: avformat_find_stream_info fix a crash in case of oom
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fixes ticket #2767
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
12 years ago
Michael Niedermayer
5312c319be
avformat_find_stream_info: fallback to timestamps in analyzeduration check in more cases
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This fixes speex in rtmp
Fixes Ticket2409
the nellymoser in flv case actually needs larger analyzeduration. The code
previously just failed to calculate the duration
If this causes any problems, like premature analyze/probe end, please report!
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
12 years ago
Michael Niedermayer
c7cfd4cce9
avformat_find_stream_info: use fps_dts as last resort to determine duration
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Fixes long delay with some hardware generated h264 in ts
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
12 years ago
Michael Niedermayer
8ca5d277d8
avformat/utils: factor ff_find_last_ts() out of ff_gen_search()
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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
12 years ago
Michael Niedermayer
d59ec0adbb
avformat_find_stream_info: move ret init down from flush codecs.
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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
12 years ago
Michael Niedermayer
c5ddd75354
avformat_find_stream_info: Do not consider no streams an error in flush codecs
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This should have no functional effect, but allows a cleaner diff when moving it
down
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
12 years ago
Michael Niedermayer
c826c5698b
avformat_find_stream_info: try to preserve the error code
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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
12 years ago
Michael Niedermayer
ccba9535dc
av_find_stream_info: initialize ret
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This should fix hypothetical corner cases where it might have never been initialized before use
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
12 years ago