Diego Biurrun
c67b449beb
dsputil: Split bswap*_buf() off into a separate context
11 years ago
Diego Biurrun
0d439fbede
dsputil: Split off HuffYUV decoding bits into their own context
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Also shorten HuffYUV context member names to avoid clutter.
11 years ago
Michael Niedermayer
4332b01c30
avcodec/huffyuv: simplify allocation of temporaries
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This also fixes a null pointer dereference with rgb and plane prediction
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
11 years ago
Michael Niedermayer
2a9c50798b
avcodec/huffyuv: dont depend on bitstream_bpp having a specific value for version>2
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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
11 years ago
Michael Niedermayer
7cf8918b0d
avcodec/huffyuv: update years in copyright
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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
11 years ago
Michael Niedermayer
eaacfc7dd1
avcodec/lossless_videodsp: Pass AVCodecContext to init
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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
11 years ago
Michael Niedermayer
f70d7eb20c
Move add/diff_int16 to lossless_videodsp
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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
11 years ago
Michael Niedermayer
b53aab1a58
libavcodec/huffyuv: >8 bit support
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This adds only yuv420p10, others are trivial to add after this commit
and will be added in a subsequent commit.
Currently the implementation is not optimized, optimizations will be
added later
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
11 years ago
Diego Biurrun
c242bbd8b6
Remove unnecessary dsputil.h #includes
12 years ago
Anton Khirnov
2ca5ca2957
huffyuv: split encoder and decoder into separate files.
12 years ago
Paul B Mahol
4d1912ff4d
huffyuv: return meaningful error codes
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Signed-off-by: Paul B Mahol <onemda@gmail.com>
12 years ago
Paul B Mahol
4a722a5cab
huffyuv: check for malloc failures
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Signed-off-by: Paul B Mahol <onemda@gmail.com>
12 years ago
Paul B Mahol
7f261ac850
huffyuv: make use of av_fast_padded_malloc()
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Signed-off-by: Paul B Mahol <onemda@gmail.com>
12 years ago
Anton Khirnov
df9b956751
lavc: fix decode_frame() third parameter semantics for video decoders
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It's got_frame, not data size
12 years ago
Michael Niedermayer
6abb9a901f
huffyuvdec: check width more completely, avoid out of array accesses
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Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
12 years ago
Anton Khirnov
716d413c13
Replace PIX_FMT_* -> AV_PIX_FMT_*, PixelFormat -> AVPixelFormat
12 years ago
Diego Biurrun
14d3e7ad11
Remove some silly disabled code.
12 years ago
Michael Niedermayer
5a582bd3b5
huffman: add ff_huff_gen_len_table
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The function will be used by utvideo as well.
Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
13 years ago
Luca Barbato
e0f7a9f6e7
huffyuv: update to current coding style
13 years ago
Michael Niedermayer
3f943fe681
huffman/huffyuv: move lorens huffman table generation code to huffman.c/h
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Reviewed-by: Derek Buitenhuis <derek.buitenhuis@gmail.com>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
13 years ago
Anton Khirnov
36ef5369ee
Replace all CODEC_ID_* with AV_CODEC_ID_*
13 years ago
Michael Niedermayer
4b5c7d4d9a
huffyuv: switch to av_assert
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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
13 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
Paul B Mahol
ae2c33b0c2
cosmetics: remove superfluous curly brackets
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Signed-off-by: Paul B Mahol <onemda@gmail.com>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
13 years ago
Paul B Mahol
0e465c1a81
huffyuv: remove long time disabled code
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Signed-off-by: Paul B Mahol <onemda@gmail.com>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
13 years ago
Paul B Mahol
3a085c6a37
huffyuv: do not decode/encode yuv colorspace with odd width
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Signed-off-by: Paul B Mahol <onemda@gmail.com>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
13 years ago
Michael Niedermayer
e180079c1f
huffyuvenc: switch to ff_alloc_packet2()
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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
13 years ago
Michael Niedermayer
c743aad557
huffyuv: some more consts
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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
13 years ago
Ronald S. Bultje
4ffe5e2aa5
huffyuv: add padding to classic (v1) huffman tables.
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We slightly overread the input buffer, so we require
padding at the end of the buffer, as is documented in the
get_bits API. Without padding, we'll read uninitialized
data or beyond the end of the .rodata, which may crash.
Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
CC: libav-stable@libav.org
13 years ago
Alex Converse
3574a85ce5
Replace computations of remaining bits with calls to get_bits_left().
13 years ago
Michael Niedermayer
8fdd93eaad
huffyuv: pad classic huffman tables so as to avoid bitreader overread.
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Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
13 years ago
Ronald S. Bultje
63c9de6469
huffyuv: do not abort on unknown pix_fmt; instead, return an error.
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Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
CC: libav-stable@libav.org
13 years ago
Anton Khirnov
bc9c70e5a3
huffyuv: switch to encode2().
13 years ago
Ronald S. Bultje
84c202cc37
huffyuv: error out on bit overrun.
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On EOF, get_bits() will continuously return 0, causing an infinite
loop.
Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
CC: libav-stable@libav.org
13 years ago
Martin Storsjö
9cf0841ef3
dsputil: Add ff_ prefix to the dsputil*_init* functions
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Signed-off-by: Martin Storsjö <martin@martin.st>
13 years ago
Martin Storsjö
e96b4a53df
vlc/rl: Add ff_ prefix to the nonstatic symbols
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Signed-off-by: Martin Storsjö <martin@martin.st>
13 years ago
Justin Ruggles
560f773c7d
avcodec: change number of plane pointers from 4 to 8 at next major bump.
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Add AV_NUM_DATA_POINTERS to simplify the bump transition.
This will allow for supporting more planar audio channels without having to
allocate separate pointer arrays.
13 years ago
Michael Niedermayer
ae5873f13b
huffyuvenc: switch from alphaless rgb32 to rgb24
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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
13 years ago
Michael Niedermayer
d3fc335bac
huffyuvenc: support alphaless rgb32
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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
13 years ago
Michael Niedermayer
0af7d7082f
huffyuvenc: store alpha for bgr32
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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
13 years ago
Anton Khirnov
ec6402b7c5
lavc: use designated initialisers for all codecs.
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It's more readable and less prone to breakage.
14 years ago
Stefano Sabatini
01042d4123
lavc: set defaults in internal codec frames
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This is required specifically for setting frame->format to -1,
otherwise it will be set to 0 = PIX_FMT_YUV420P and code reading
the format from the output decoded frame will get misled.
In particular fix regressions occurring with the pending vsrc_buffer
patch.
14 years ago
Stefano Sabatini
ce5e49b0c2
replace deprecated FF_*_TYPE symbols with AV_PICTURE_TYPE_*
14 years ago
Stefano Sabatini
975a1447f7
Replace deprecated FF_*_TYPE symbols with AV_PICTURE_TYPE_*.
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Signed-off-by: Diego Biurrun <diego@biurrun.de>
14 years ago
Diego Biurrun
2e15305b70
Remove some disabled printf debug cruft.
14 years ago
Mans Rullgard
2912e87a6c
Replace FFmpeg with Libav in licence headers
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Signed-off-by: Mans Rullgard <mans@mansr.com>
14 years ago
Alexander Strange
e9e9139cee
huffyuv: Add multithreading support
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Signed-off-by: Ronald S. Bultje <rsbultje@gmail.com>
(cherry picked from commit 76d8846c4e
)
14 years ago
Alexander Strange
76d8846c4e
huffyuv: Add multithreading support
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Signed-off-by: Ronald S. Bultje <rsbultje@gmail.com>
14 years ago
Diego Elio Pettenò
e7e2df27f8
Add ff_ prefix to data symbols of encoders, decoders, hwaccel, parsers, bsf.
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None of these symbols should be accessed directly, so declare them as
hidden.
Signed-off-by: Mans Rullgard <mans@mansr.com>
(cherry picked from commit d36beb3f69
)
14 years ago
Diego Elio Pettenò
d36beb3f69
Add ff_ prefix to data symbols of encoders, decoders, hwaccel, parsers, bsf.
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None of these symbols should be accessed directly, so declare them as
hidden.
Signed-off-by: Mans Rullgard <mans@mansr.com>
14 years ago