Carl Eugen Hoyos
0fd0ef7947
Add new decoder property max_lowres and do not init decoder if requested value is higher.
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Originally committed as revision 24098 to svn://svn.ffmpeg.org/ffmpeg/trunk
15 years ago
Daniel Kristjansson
0db2d3cf1d
Do not skip one of three bits zero padding.
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Patch by Daniel Kristjansson, danielk cuymedia net
Originally committed as revision 23914 to svn://svn.ffmpeg.org/ffmpeg/trunk
15 years ago
Måns Rullgård
49bd8e4b84
Fix grammar errors in documentation
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Originally committed as revision 23904 to svn://svn.ffmpeg.org/ffmpeg/trunk
15 years ago
Diego Biurrun
ba87f0801d
Remove explicit filename from Doxygen @file commands.
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Passing an explicit filename to this command is only necessary if the
documentation in the @file block refers to a file different from the
one the block resides in.
Originally committed as revision 22921 to svn://svn.ffmpeg.org/ffmpeg/trunk
15 years ago
Stefano Sabatini
72415b2adb
Define AVMediaType enum, and use it instead of enum CodecType, which
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is deprecated and will be dropped at the next major bump.
Originally committed as revision 22735 to svn://svn.ffmpeg.org/ffmpeg/trunk
15 years ago
Michael Niedermayer
fc4a2d1e8c
Change ref_index structure so it matches how its organized in h264.
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Also revert the related error concealment hotfix.
Originally committed as revision 22640 to svn://svn.ffmpeg.org/ffmpeg/trunk
15 years ago
Michael Niedermayer
53f66cee0c
Add ff_ prefix for mpeg2_dc_scale_table.
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Originally committed as revision 22556 to svn://svn.ffmpeg.org/ffmpeg/trunk
15 years ago
Michael Niedermayer
acbb378d1d
Fix timestamp association for mpeg2 field pictures.
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Fixes /MPlayer/incoming/codec_copy_fails_vob_to_mpeg-ts/codec_copy_fails_vob_to_mpeg-ts.vob
Originally committed as revision 21949 to svn://svn.ffmpeg.org/ffmpeg/trunk
15 years ago
Carl Eugen Hoyos
b52fcba9cd
Fix decoding ATI VCR2 codec, sample in
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samples/V-codecs/ATI-VCR12/ATI/VCR2test.avi
Software decoding was broken since r8865, when two new context variables
were added, but not initialized in vcr2_init_sequence().
Another such context variable was added in r18381.
Originally committed as revision 21438 to svn://svn.ffmpeg.org/ffmpeg/trunk
15 years ago
Michael Niedermayer
7a14430ed7
Be less picky on invalid frame_pred_frame_dct values.
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Fixed issue1615.
Originally committed as revision 20814 to svn://svn.ffmpeg.org/ffmpeg/trunk
15 years ago
Carl Eugen Hoyos
6e4f40e1f4
Cosmetics: Reindent after r20679.
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Originally committed as revision 20738 to svn://svn.ffmpeg.org/ffmpeg/trunk
15 years ago
Michael Niedermayer
483aad717e
slif aka "SoftLab MPEG-2 I-frames Codec" support.
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Flipping one bit still is popular it seems as a means to create a new codec.
fixes issue1469.
Originally committed as revision 20679 to svn://svn.ffmpeg.org/ffmpeg/trunk
15 years ago
Michael Niedermayer
52069c4d3c
Move "slice below image" check from mpeg_decode_slice to its caller.
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Should fix issue1277.
Originally committed as revision 20676 to svn://svn.ffmpeg.org/ffmpeg/trunk
15 years ago
Michael Niedermayer
d52b4abe8b
Move dummy picture allocation code from mpeg1/2 to mpegvideo.
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This fixes a infinite loop on a b frame.
Originally committed as revision 20672 to svn://svn.ffmpeg.org/ffmpeg/trunk
15 years ago
Michael Niedermayer
078cdecf9e
Set mb_y in mpeg2 field pictures like h264 does.
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This fixes -vismv & -debug 16384 with field pictures.
Originally committed as revision 20670 to svn://svn.ffmpeg.org/ffmpeg/trunk
15 years ago
Michael Niedermayer
ab8c48de8c
Start decoding from seq/gop too, not just I frames.
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Possibly fixes issue1124.
Originally committed as revision 20667 to svn://svn.ffmpeg.org/ffmpeg/trunk
15 years ago
Michael Niedermayer
f0ec239438
Fix dual prime motion compensation in field pictures.
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Fixes issue1125.
Originally committed as revision 20666 to svn://svn.ffmpeg.org/ffmpeg/trunk
15 years ago
Michael Niedermayer
aeaef4ed63
Print errors instead of just ignoring contradictionary values in mpeg2 silently.
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Originally committed as revision 20656 to svn://svn.ffmpeg.org/ffmpeg/trunk
15 years ago
Michael Niedermayer
87f6806069
Override a few values read so as to ensure that things are not inconsistent.
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Originally committed as revision 20654 to svn://svn.ffmpeg.org/ffmpeg/trunk
15 years ago
Michael Niedermayer
d9b99556bf
Restructure dummy frame allocation.
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New code also allocates a dummy frame for an p field after an i field,
previously that could segfault due to reading from NULL+x.
Originally committed as revision 20653 to svn://svn.ffmpeg.org/ffmpeg/trunk
15 years ago
Michael Niedermayer
9d13016690
Make sure field_select is not set to nonsensical values even if unused.
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Fixed an assert failure.
Originally committed as revision 20646 to svn://svn.ffmpeg.org/ffmpeg/trunk
15 years ago
Michael Niedermayer
1c3260939d
Factorize "s->first_slice = 1" out.
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Originally committed as revision 20645 to svn://svn.ffmpeg.org/ffmpeg/trunk
15 years ago
Michael Niedermayer
88eba670fb
Also check the location of the picture start code and picture coding
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extension a little.
Originally committed as revision 20644 to svn://svn.ffmpeg.org/ffmpeg/trunk
15 years ago
Michael Niedermayer
fc23d843e1
Check order of startcodes, ignore some obviously wrong ones.
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Fixes issue487.
Originally committed as revision 20643 to svn://svn.ffmpeg.org/ffmpeg/trunk
15 years ago
Michael Niedermayer
bbf266fdb5
Move mpeg_decode_postinit() out of bitstream decoding functions, it does not
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belong in there.
Originally committed as revision 20642 to svn://svn.ffmpeg.org/ffmpeg/trunk
15 years ago
Michael Niedermayer
1206f1d630
Inline mpeg_decode_extension, will simplify future changes.
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Originally committed as revision 20641 to svn://svn.ffmpeg.org/ffmpeg/trunk
15 years ago
Michael Niedermayer
191ad11e91
Simplify mpeg_decode_user_data()
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Originally committed as revision 20640 to svn://svn.ffmpeg.org/ffmpeg/trunk
15 years ago
Ronald S. Bultje
6e44ba1550
Use get_bits_left() instead of size_in_bits - get_bits_count().
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Originally committed as revision 20543 to svn://svn.ffmpeg.org/ffmpeg/trunk
15 years ago
Reimar Döffinger
01418506a2
Remove casts that are useless since the argument is void *.
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Originally committed as revision 20177 to svn://svn.ffmpeg.org/ffmpeg/trunk
15 years ago
Gwenole Beauchesne
25450bb252
Move down HWAccel code path so that to fill in s->mb_x first.
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Originally committed as revision 19875 to svn://svn.ffmpeg.org/ffmpeg/trunk
15 years ago
Baptiste Coudurier
6be8b20466
Revert r19317, "simplify slice_end, return size of output frame".
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It returns non decodable B-frames.
Originally committed as revision 19324 to svn://svn.ffmpeg.org/ffmpeg/trunk
16 years ago
Baptiste Coudurier
f7f1eb6cc9
simplify slice_end, return size of output frame
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Originally committed as revision 19317 to svn://svn.ffmpeg.org/ffmpeg/trunk
16 years ago
Baptiste Coudurier
a4a750d3b2
Rename alloc_picture to ff_alloc_picture and move its definition
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in mpegvideo.h to avoid including mpegvideo_common.h in mpeg12.c,
because it contains motion code.
Originally committed as revision 18968 to svn://svn.ffmpeg.org/ffmpeg/trunk
16 years ago
Wolfram Gloger
ed1dc74e18
Fix off by one offset with fetch_timestamps, pts_parser_problem.mpg.
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Patch by Wolfram Gloger, wmglo at dentm dot med dot uni-muenchen dot de.
Originally committed as revision 18959 to svn://svn.ffmpeg.org/ffmpeg/trunk
16 years ago
Reimar Döffinger
936bb4a9bc
Add a forward declaration of mpeg1_decode_block_intra to fix compilation
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broken by r18859 for e.g. all gcc 4 compilers.
Originally committed as revision 18861 to svn://svn.ffmpeg.org/ffmpeg/trunk
16 years ago
Måns Rullgård
db2f209352
mpeg12: fix non-standard use of "extern inline"
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Rename ff_mpeg1_decode_block_intra to mpeg1_decode_block_intra and
make it static. Add ff_mpeg1_decode_block_intra as plain extern
function calling mpeg1_decode_block_intra.
Originally committed as revision 18859 to svn://svn.ffmpeg.org/ffmpeg/trunk
16 years ago
Baptiste Coudurier
9d9a623925
decode mpeg-2 closed gop first b frames, fix issue #824
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Originally committed as revision 18837 to svn://svn.ffmpeg.org/ffmpeg/trunk
16 years ago
David Conrad
580a7465fb
Add a chroma_sample_location field to define positioning of chroma samples
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Originally committed as revision 18795 to svn://svn.ffmpeg.org/ffmpeg/trunk
16 years ago
Michael Niedermayer
9c24cd7236
Extract colorspace fields from MPEG1/2.
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Originally committed as revision 18747 to svn://svn.ffmpeg.org/ffmpeg/trunk
16 years ago
Michael Niedermayer
714127812c
Ignore first entry of intra matrixes if it is invalid.
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Fixes pink.mpg / issue1046.
Originally committed as revision 18724 to svn://svn.ffmpeg.org/ffmpeg/trunk
16 years ago
Michael Niedermayer
45ccc61a06
Factorize quantization matrix loading code out.
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Originally committed as revision 18723 to svn://svn.ffmpeg.org/ffmpeg/trunk
16 years ago
Michael Niedermayer
0127b86108
Fix mb_height for interlaced mpeg2.
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This correctly fixes issue961, thanks to steven warren for spotting my mistake.
Originally committed as revision 18381 to svn://svn.ffmpeg.org/ffmpeg/trunk
16 years ago
Thilo Borgmann
7a00bbad21
Implement avcodec_decode_video2(), _audio3() and _subtitle2() which takes an
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AVPacket argument rather than a const uint8_t *buf + int buf_size. This allows
passing of packet-specific flags from demuxer to decoder, such as the keyframe
flag, which appears necessary to playback corePNG P-frames.
Patch by Thilo Borgmann thilo.borgmann googlemail com, see also the thread
"Google Summer of Code participation" on the mailinglist.
Originally committed as revision 18351 to svn://svn.ffmpeg.org/ffmpeg/trunk
16 years ago
Michael Niedermayer
a4c7a5ea27
Call ff_fetch_timestamp() for mpeg1/2 when a picture start code is found instead
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of calling it at the end of a frame with a large negative offset.
This significantly reduces the maximal distance in container packets between
the point where the first byte of the "access unit" was stored and where
we call ff_fetch_timestamp() thus reducing the constraints on our parser.
Also change the parser from next_frame_offset to cur, this is needed
because now the reference is from container packet start instead of
frame start. (i previously misinterpreted this as bug)
Originally committed as revision 17731 to svn://svn.ffmpeg.org/ffmpeg/trunk
16 years ago
Diego Biurrun
326b554ccf
xvmc works with MPEG-2 as well as MPEG-1, note this in the codec long_name.
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Originally committed as revision 17717 to svn://svn.ffmpeg.org/ffmpeg/trunk
16 years ago
Reimar Döffinger
d819b41ba1
Remove unused variable in mpeg_mc_decode_init
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Originally committed as revision 17676 to svn://svn.ffmpeg.org/ffmpeg/trunk
16 years ago
Gwenole Beauchesne
6aca2c6785
Remove superfluous call to mpeg_decode_slice() for hwaccel, this
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function already contains the needed code.
Patch by Gwenole Beauchesne.
Originally committed as revision 17636 to svn://svn.ffmpeg.org/ffmpeg/trunk
16 years ago
Michael Niedermayer
3797c74ba5
Add ticks_per_frame, this should hopefully fix the regressions caused
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by the time_base change.
Originally committed as revision 17630 to svn://svn.ffmpeg.org/ffmpeg/trunk
16 years ago
Michael Niedermayer
765e94ef9e
More AVhwaccel hunks from Gwenole Beauchesne.
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Originally committed as revision 17590 to svn://svn.ffmpeg.org/ffmpeg/trunk
16 years ago
Ivan Schreter
edbd72acea
Correct time_base and repeat_pict for MPEG2 video.
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Patch by Ivan Schreter, schreter gmx net
Originally committed as revision 17572 to svn://svn.ffmpeg.org/ffmpeg/trunk
16 years ago