18936 Commits

Author SHA1 Message Date
Clément Bœsch
423b827668 lavc: add MicroDVD decoder.
Based on my MicroDVD->ASS conversion code from MPlayer
(sub/subassconvert.c).
2012-04-27 19:39:19 +02:00
Michael Niedermayer
e890b68962 Merge remote-tracking branch 'qatar/master'
* qatar/master:
  dsputil: fix invalid array indexing
  configure: add libavresample to rpath
  build: icc: silence some warnings
  fft-test: add option to set cpuflag mask
  cpu: recognise only cpu flag names pertinent to the architecture
  avutil: add av_parse_cpu_flags() function
  vp8: armv6: fix non-armv6t2 build
  vp8: armv6 optimisations
  vp8: arm: separate ARMv6 functions from NEON
  ARM: add some compatibility macros
  mov: support eac3 audio
  avf: fix faulty check in has_duration

Conflicts:
	configure
	doc/APIchanges
	ffmpeg.c
	libavcodec/arm/Makefile
	libavcodec/arm/asm.S
	libavcodec/arm/vp8dsp_armv6.S
	libavcodec/arm/vp8dsp_init_arm.c
	libavutil/avutil.h

Merged-by: Michael Niedermayer <michaelni@gmx.at>
2012-04-26 22:24:58 +02:00
Mans Rullgard
0a07f2b346 dsputil: fix invalid array indexing
Indexing outside an array is invalid and causes errors with
gcc 4.8.

Signed-off-by: Mans Rullgard <mans@mansr.com>
2012-04-26 17:07:43 +01:00
Michael Niedermayer
a4b58fd9e8 ffv1: add examples of supported slices counts
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
2012-04-26 04:35:30 +02:00
Mans Rullgard
b6a6e90a7c fft-test: add option to set cpuflag mask
This can be useful for testing.

Signed-off-by: Mans Rullgard <mans@mansr.com>
2012-04-25 23:19:40 +01:00
Mans Rullgard
3d11c2d76d vp8: armv6: fix non-armv6t2 build
The assembler may fail to place literal pools close enough to
instructions referencing them.  An explicit .ltorg directive
fixes this.

Signed-off-by: Mans Rullgard <mans@mansr.com>
2012-04-25 23:16:31 +01:00
Mans Rullgard
e4ac031233 vp8: armv6 optimisations
Based on patch by Ronald S. Bultje <rsbultje@gmail.com>,
partially ported from libvpx.

Signed-off-by: Mans Rullgard <mans@mansr.com>
2012-04-25 21:41:39 +01:00
Mans Rullgard
b692d246ea vp8: arm: separate ARMv6 functions from NEON
This is a preparation for complete ARMv6 optimisations.

Signed-off-by: Mans Rullgard <mans@mansr.com>
2012-04-25 21:41:39 +01:00
Mans Rullgard
dac78fd1d7 ARM: add some compatibility macros
This adds some macros simplifying Thumb and pre-v6T2 compatibility.

Signed-off-by: Mans Rullgard <mans@mansr.com>
2012-04-25 21:41:39 +01:00
Michael Niedermayer
cab15f9db4 ffv1: remove clear_state(), it has become unused
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
2012-04-25 18:05:40 +02:00
Michael Niedermayer
83bf9fb6ec ffv1: move clear_state() to clear_slice_state() in encoding threads
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
2012-04-25 18:05:29 +02:00
Michael Niedermayer
68a9194bb6 ffv1: indent
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
2012-04-25 17:51:17 +02:00
Michael Niedermayer
3f4c0dad16 ffv1: move init_slice_state() into the decoder threads.
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
2012-04-25 17:50:55 +02:00
Michael Niedermayer
60217b5b9c ffv1: Remove slice count field with 1.3 and just count slices.
This field was problematic because in case of damaged slices it can be
lost

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
2012-04-25 15:01:32 +02:00
Michael Niedermayer
3ed6917ab8 ffv1: store slice size with all slices in 1.3
This simplifies handling by removing a special case.
Its also needed to make the next change possible.

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
2012-04-25 14:59:15 +02:00
Michael Niedermayer
c24ca7b88e ffv1: add 1 status byte to slices in in case crcs are stored too.
This will allow storing of information about corrected and uncorrectable
errors.

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
2012-04-25 12:05:06 +02:00
Michael Niedermayer
0c27854532 ffv1: Always store slice size when error reobustness is enabled.
This simplifies finding slices within a damaged bitstream.

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
2012-04-25 12:01:44 +02:00
Michael Niedermayer
16524d1be0 ffv1: include solution hint in the slice error message
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
2012-04-25 11:21:30 +02:00
Michael Niedermayer
fe5bc46f60 ffv1: support vlc mode in 1.3
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
2012-04-24 23:29:09 +02:00
Michael Niedermayer
3158160334 ffv1: move the decoder side ac->vlc switch to decode_slice()
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
2012-04-24 23:29:09 +02:00
Michael Niedermayer
44f789c092 ffv1: allow selecting 1.3 by using -level
Note, 1.3 is not finalized and the bitstream will still change
do not use it yet. This option is just to make playing with it
easier, otherwise one would have to edit the source

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
2012-04-24 23:29:09 +02:00
Michael Niedermayer
e37419a806 ffv1: move ac->vlc switch to encode_slice()
This will allow us to use vlc coding in 1.3 too

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
2012-04-24 23:29:09 +02:00
Carl Eugen Hoyos
ae0591f913 Add missing newline in shorten decoder. 2012-04-24 17:23:43 +02:00
Michael Niedermayer
9c99bc433e mpc8: print error messages on maxband(s) errors
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
2012-04-24 11:09:12 +02:00
Michael Niedermayer
88ee2aa5ad mpc8: make maxband check less picky.
Fixes Ticket1245

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
2012-04-24 11:09:12 +02:00
Michael Niedermayer
3bbf3f7e42 Merge remote-tracking branch 'qatar/master'
* qatar/master:
  matroska: Clear prev_pkt between seeks.
  avutil: change default buffer size alignment for sample buffer functions
  audemux: Add a sanity check for the number of channels
  Remove libdirac decoder.
  matroska: Add incremental parsing of clusters.
  avconv: fix off by one check in complex_filter
  mpegts: Try seeking back even for nonseekable protocols
  swscale: K&R formatting cosmetics (part III)

Conflicts:
	configure
	doc/general.texi
	doc/platform.texi
	ffmpeg.c
	libavcodec/Makefile
	libavcodec/allcodecs.c
	libavcodec/libdirac.h
	libavcodec/libdiracdec.c
	libavformat/au.c
	libavformat/mpegts.c
	libswscale/input.c
	tests/ref/seek/lavf_mkv

Merged-by: Michael Niedermayer <michaelni@gmx.at>
2012-04-24 02:30:41 +02:00
Michael Niedermayer
2954574126 indeo4: check quant_mat more fully.
quant_mats valid range depends on the block size.
This fixes a global array overread.

Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
2012-04-23 21:59:34 +02:00
Michael Niedermayer
068d0b4e25 h264: some fields in SEIs are longer than 25 bits thus use get_bits_long()
Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
2012-04-23 19:41:46 +02:00
Michael Niedermayer
4d87001096 vp8: fix crash due to skiped update_dimensions().
Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
2012-04-23 10:47:33 +02:00
Diego Biurrun
a229d6c285 Remove libdirac decoder.
libschroedinger is the preferred way to decode Dirac video.
2012-04-23 09:20:24 +02:00
Michael Niedermayer
70d54392f5 lowres2 support.
The new lowres support is limited to decoders where lowres decoding
is possible in high quality.
I was not able to measure any speed difference, but if one is found
the 2-3 lines that might affect speed can be made compile time conditional

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
2012-04-22 22:26:55 +02:00
Michael Niedermayer
92ef4be4ab Merge remote-tracking branch 'qatar/master'
* qatar/master:
  ARM: allow runtime masking of CPU features
  dsputil: remove unused functions
  mov: Treat keyframe indexes as 1-origin if starting at non-zero.
  mov: Take stps entries into consideration also about key_off.
  Remove lowres video decoding

Conflicts:
	ffmpeg.c
	ffplay.c
	libavcodec/arm/vp8dsp_init_arm.c
	libavcodec/libopenjpegdec.c
	libavcodec/mjpegdec.c
	libavcodec/mpegvideo.c
	libavcodec/utils.c
	libavformat/mov.c

Merged-by: Michael Niedermayer <michaelni@gmx.at>
2012-04-22 22:26:42 +02:00
Carl Eugen Hoyos
2e07f42957 Support flicvideo with 904 bytes extradata.
Fixes ticket #1234.
2012-04-22 22:07:02 +02:00
Michael Niedermayer
951cbea56f mpeg12dec: reset data size after parsing extradata.
This ended up corrupting data structures and may possibly
lead to a double free.

Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
2012-04-22 20:03:53 +02:00
Michael Niedermayer
41abc9da50 iff: fix null ptr dereference
Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
2012-04-22 17:27:54 +02:00
Michael Niedermayer
9a4f5b7616 mjpegbdec: check SOS/SOF ordering.
Fixes null ptr dereference

Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
2012-04-22 14:58:28 +02:00
Michael Niedermayer
abec6549ae ffv1dec: Require a valid keyframe for decoding non keyframes.
Before this the context could become inconsistent, this lead to a null ptr
dereference.

Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
2012-04-22 14:58:28 +02:00
Mans Rullgard
d526c5338d ARM: allow runtime masking of CPU features
This allows masking CPU features with the -cpuflags avconv option
which is useful for testing different optimisations without rebuilding.

Signed-off-by: Mans Rullgard <mans@mansr.com>
2012-04-22 12:30:45 +01:00
Michael Niedermayer
605f2b6b00 asv1dec: check extradatasize before reading.
Fixes null ptr dereference

Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
2012-04-22 12:16:29 +02:00
Michael Niedermayer
fa5dacce14 indeo5: check against scaleable frames in non scaleable streams.
Fixes a null ptr dereference.

Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
2012-04-22 12:09:59 +02:00
Michael Niedermayer
f7c67536fe svq1dec: Fix overread on very small input
Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
2012-04-22 11:10:17 +02:00
Michael Niedermayer
b21ba20cc8 wmaprodec: tighter check for num_vec_coeffs
Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
2012-04-22 03:49:13 +02:00
Michael Niedermayer
c047afb80c Merge remote-tracking branch 'qatar/master'
* qatar/master:
  avcodec: remove AVCodecContext.dsp_mask
  avconv: fix a segfault when default encoder for a format doesn't exist.
  utvideo: general cosmetics
  aac: Handle HE-AACv2 when sniffing a channel order.
  movenc: Support high sample rates in isomedia formats by setting the sample rate field in stsd to 0.
  xxan: Remove write-only variable in xan_decode_frame_type0().
  ivi_common: Initialize a variable at declaration in ff_ivi_decode_blocks().

Conflicts:
	ffmpeg.c
	libavcodec/utvideo.c

Merged-by: Michael Niedermayer <michaelni@gmx.at>
2012-04-21 22:56:07 +02:00
Carl Eugen Hoyos
2f06b56382 Support broken v210 files with 64 byte padding.
Fixes ticket #743.

Reviewed-by: Paul B Mahol
2012-04-21 22:31:11 +02:00
Michael Niedermayer
6c0027bb39 dnxhddec: check that the indicated bit depth matches the tables.
Fixes crash

Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
2012-04-21 21:39:18 +02:00
Michael Niedermayer
8c59e0c362 xldec: move buffer size check up, it can be done before allocating a frame
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
2012-04-21 21:31:25 +02:00
Michael Niedermayer
94b42da696 xldec: Check that width is a multiple of 4
Fixes out of array reads

Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
2012-04-21 21:30:23 +02:00
Mans Rullgard
d7458bc8c6 dsputil: remove unused functions
These functions were left unused by the lowres removal.

Signed-off-by: Mans Rullgard <mans@mansr.com>
2012-04-21 20:00:39 +01:00
Mans Rullgard
2bcbd98459 Remove lowres video decoding
This feature is complex, of questionable utility, and slows down
normal decoding.

Signed-off-by: Mans Rullgard <mans@mansr.com>
2012-04-21 18:56:19 +01:00
Mans Rullgard
95510be8c3 avcodec: remove AVCodecContext.dsp_mask
This removes all references to AVCodecContext.dsp_mask and marks
it for eviction at the next version bump.  It has been superseded
by av_set_cpu_flag_mask() which, unlike this field, works everywhere.

Signed-off-by: Mans Rullgard <mans@mansr.com>
2012-04-21 18:30:01 +01:00