pnm: use av_pix_fmt_desc_get()

Using the table directly may cause problems on some platforms like msvc

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>

Merge commit 'b5f536d24b5ae360503935c34d5d59fa5181b94d'

* commit 'b5f536d24b5ae360503935c34d5d59fa5181b94d':
  pnm: add high-bitdepth PGMYUV support for both encoder and decoder

Conflicts:
libavcodec/pnm.c
libavcodec/pnmdec.c

Merged-by: Michael Niedermayer <michaelni@gmx.at>

Merge commit '2f325a6fd4421c4dd4e26d7065e5d4bf26ed52f2'

* commit '2f325a6fd4421c4dd4e26d7065e5d4bf26ed52f2':
  libx264: change i_qfactor to use x264cli's default
  qtrle: use AV_LOG_ERROR in an error message.

Conflicts:
libavcodec/libx264.c

Merged-by: Michael Niedermayer <michaelni@gmx.at>

Merge commit '7b4f91155bd4ef5a8d4e9af65c48b42bfa5b52c6'

* commit '7b4f91155bd4ef5a8d4e9af65c48b42bfa5b52c6':
  qtrle: cosmetics, reformat CHECK_PIXEL_PTR() macro

Merged-by: Michael Niedermayer <michaelni@gmx.at>

Merge commit 'e10659244782b26061e7d52c06437de32a43a7af'

* commit 'e10659244782b26061e7d52c06437de32a43a7af':
  qtrle: add more checks against pixel_ptr being negative.

Conflicts:
libavcodec/qtrle.c

Merged-by: Michael Niedermayer <michaelni@gmx.at>

Merge commit '4f3b058c84f570e261d743c7c22f865617fd28ac'

* commit '4f3b058c84f570e261d743c7c22f865617fd28ac':
  cavs: initialize various context tables to 0
  mlpdec: do not try to allocate a zero-sized output buffer.

Merged-by: Michael Niedermayer <michaelni@gmx.at>

Merge commit '56daf10e0313c5e36f43e773f457d2a99ff0df10'

* commit '56daf10e0313c5e36f43e773f457d2a99ff0df10':
  mov: use the format context for logging.
  flicvideo: avoid an infinite loop in byte run compression

Merged-by: Michael Niedermayer <michaelni@gmx.at>

lavf/concatdec: add the "duration" directive.

tools: add seek_print.

Useful for testing seek implementations.

loco: check the last plane too

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>

Merge commit '067432c1c95882c7221e694f33d9f3bdbe46de7f'

* commit '067432c1c95882c7221e694f33d9f3bdbe46de7f':
  loco: check that there is data left after decoding a plane.
  lagarith: avoid infinite loop in lag_rac_refill()

Conflicts:
libavcodec/loco.c

Merged-by: Michael Niedermayer <michaelni@gmx.at>

Merge commit 'f935aca44c674d30e3ed940ef73bbad1228a5855'

* commit 'f935aca44c674d30e3ed940ef73bbad1228a5855':
  av_memcpy_backptr: avoid an infinite loop for back = 0
  4xm: check the return value of read_huffman_tables().

Conflicts:
libavcodec/4xm.c
libavutil/mem.c

Merged-by: Michael Niedermayer <michaelni@gmx.at>

lavc: check return values consistency when decoding subtitles.

lavfi/formats: reindent after last commit.

lavfi: fix merging of formats and clarify exception.

The following commit:
b97d61f avfilter/ff_merge_formats: only merge if doing so does not loose chroma or alpha
introduced an exception to avoid lossy conversions.
Add a comment to explain the logic.
Fix the call to avoid applying it on audio formats.

lavf/avio: check that the protocol supports the open mode.

Fix trac ticket #2139.

libavfilter/af_amerge: fix segfault if init fails.

pmpdec: check packet sizes

Reviewed-by: Reimar Döffinger <Reimar.Doeffinger@gmx.de>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>

pmpdec: fix signedness

Reviewed-by: Reimar Döffinger <Reimar.Doeffinger@gmx.de>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>

pmpdec: read index before creating audio streams

This allows more complete checks

Reviewed-by: Reimar Döffinger <Reimar.Doeffinger@gmx.de>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>

pmpdec: check for EOF while reading index.

Otherwise even a tiny file can trigger a huge memory allocation.

Related to ticket #2298.

Signed-off-by: Reimar Döffinger <Reimar.Doeffinger@gmx.de>

avformat: Allocate duration_error separately

This significantly reduces the memory needed per AVStream when the
array is not needed.

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>

matroskaenc: fix cue tracknum off by 1 error

Fixes out of array accesses

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>

vf_mp: Set pseudo pal

Fixes ticket2140
Fixes null pointer dereference

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>

rtmpproto: increase APP_MAX_LENGTH

Fixes second part of Ticket2292

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>

rtmpproto: Check APP_MAX_LENGTH

Fixes Ticket2292

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>

pnm: add high-bitdepth PGMYUV support for both encoder and decoder

doc/filters: add forgotten sentence for blend filter examples

Signed-off-by: Paul B Mahol <onemda@gmail.com>

h264: Silence warning: comparison of distinct pointer types lacks a cast

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>

bmp: Fix warning X may be used uninitialized in this function

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>

libx264: change i_qfactor to use x264cli's default

This also allows libx264 to modify its i_qfactor value
when using the "-tune" setting. Previously it had a static
value of 1.25

Signed-off-by: Anton Khirnov <anton@khirnov.net>

qtrle: use AV_LOG_ERROR in an error message.

qtrle: cosmetics, reformat CHECK_PIXEL_PTR() macro

qtrle: add more checks against pixel_ptr being negative.

CC:libav-stable@libav.org

cavs: initialize various context tables to 0

Avoids crashes with corrupted files.

CC:libav-stable@libav.org

mlpdec: do not try to allocate a zero-sized output buffer.

CC:libav-stable@libav.org

mov: use the format context for logging.

CC:libav-stable@libav.org

aacdec: Fix warning: initialization from incompatible pointer type

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>

vf_overlay: silence warning: X may be used uninitialized in this function

Also ensure that format is valid in query_formats

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>

avfilter: Silence warning: passing argument 3 of av_image_copy from incompatible pointer type

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>

flicvideo: avoid an infinite loop in byte run compression

When byte_run is 0, pixel_countdown is not touched and the loop will run
forever.

CC:libav-stable@libav.org

loco: check that there is data left after decoding a plane.

CC:libav-stable@libav.org

lagarith: avoid infinite loop in lag_rac_refill()

range == 0 happens with corrupted files

CC:libav-stable@libav.org

av_memcpy_backptr: avoid an infinite loop for back = 0

CC:libav-stable@libav.org

4xm: check the return value of read_huffman_tables().

CC:libav-stable@libav.org

fate/subtitles: add character encoding conversion test.

tests: fix parseutils test after 12a269a5229d3a37be0743fc9655f743ebc44b6e

"12:34" is now valid syntax.

doc/muxers: fix reference to @anchor defined in another manual

In particular, fix warnings:
*** Undefined node `quoting_and_escaping' in @ref (in doc/muxers.texi l. 767)
*** Undefined node `quoting_and_escaping' in @ref (in doc/muxers.texi l. 772)

lavu/parseutils: remove spurious "]]" in date format specification

lavu/parseutils: allow MM:SS format for duration in av_parse_time()

Fix trac ticket #2258.

Signed-off-by: Senthilnathan M <senthilnathan.maadasamy@gmail.com>
Signed-off-by: Stefano Sabatini <stefasab@gmail.com>

Improve QTRLE encoding performance, no change to output file size/content.

Avoid searching for the lowest bulk cost for each pixel that isn't a repeat/skip. Instead store the lowest cost as we go along each pixel, and use it as needed.

Signed-off-by: Malcolm Bechard <malcolm.bechard@gmail.com>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>

avutil/mem: do a small set of checks for memalign hack before freeing.

These can detect some kinds of memory and or pointer corruptions

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>

exr: shorter channel buffer names

Signed-off-by: Paul B Mahol <onemda@gmail.com>

exr: remove superfluous check

get_header_variable_length() already check for
out of array read and returns 0 in such case.

Signed-off-by: Paul B Mahol <onemda@gmail.com>

exr: cosmetics: reindent

Signed-off-by: Paul B Mahol <onemda@gmail.com>

exr: check if line offset table is complete only once per frame

Signed-off-by: Paul B Mahol <onemda@gmail.com>

exr: support more line orders

Signed-off-by: Paul B Mahol <onemda@gmail.com>

exr: fix overflow check in lineoffset processing

Also read data size for raw compressions too and
make sure its value is sane.

Remove code that fills missing blocks with zeroes.
It is marginally useful and make implementation
of actually useful features harder.

Signed-off-by: Paul B Mahol <onemda@gmail.com>

exr: merge multiple if () blocks

Remove useless comments.

Signed-off-by: Paul B Mahol <onemda@gmail.com>

exr: check version too

Separate version from flags.

Signed-off-by: Paul B Mahol <onemda@gmail.com>

doc/filters: apply minor spacing fixes to boxblur docs

lavfi/boxblur: add support to named options

aac: reconfigure output on pop

Fixes Ticket1918

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>

cafenc: do not leak caf->pkt_sizes

Signed-off-by: Paul B Mahol <onemda@gmail.com>

aacdec: dont pop random configurations

Fixes out of array accesses

Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>

mxg: do not leak mxg->buffer

Signed-off-by: Paul B Mahol <onemda@gmail.com>

Merge remote-tracking branch 'qatar/master'

* qatar/master:
  x86: h264: Don't use redzone in AVX h264_deblock on Win64

No code change, as the commit has been already integrated
merge just for metadata

Merged-by: Michael Niedermayer <michaelni@gmx.at>

dxva2: move _WIN32_WINNT handling to public header

This removes duplicate code

Reviewed-by: James Almer <jamrial@gmail.com>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>

libavcodec/mips/aacsbr_mips: fix ;;

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>

mips: optimization for float aac decoder (ps module)

Signed-off-by: Mirjana Vulin <mvulin@mips.com>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>

mips: optimization for float aac decoder (sbr module)

Signed-off-by: Mirjana Vulin <mvulin@mips.com>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>

configure: Use libiconv on systems that lack built-in iconv

Signed-off-by: James Almer <jamrial@gmail.com>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>

Fix Win64 AVX h264_deblock by not using redzone on Win64

Thanks-to: "Ronald S. Bultje" <rsbultje@gmail.com>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>

h264: ensure that get_format() is called when changing format but not otherwise.

Fixes Ticket2288

Tested-by: Stefano Pigozzi <stefano.pigozzi@gmail.com>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>

matroska: fix missing ,

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>

avcodec_decode_audio4: check got_frame_ptr before handling initial skip

Fixes out of array accesses

Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>

blend filter

Signed-off-by: Paul B Mahol <onemda@gmail.com>

h264: move next/last picture init to decode_slice_header

This is a regression introduced from the h264/mpegvideo split
Fixes out of array reads

Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>

ec: check that reference pictures have matching parameters before using them.

Fixes out of array reads

Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>

h264: check that luma and chroma depth match

Fixes out of array access

Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>

x86: h264: Don't use redzone in AVX h264_deblock on Win64

This fixes crashes in chromium on win64 on machines with AVX
(crashes that apparently aren't triggered by fate).

Signed-off-by: Martin Storsjö <martin@martin.st>

exr: constify s in rle_uncompress()

Signed-off-by: Paul B Mahol <onemda@gmail.com>

exr: reset compression in decode_frame()

This fixes decoding of images if compression changes.
Regression since b040ffc84c5e.

Signed-off-by: Paul B Mahol <onemda@gmail.com>

Merge remote-tracking branch 'qatar/master'

* qatar/master:
  dxva2: Add missing #define to make header compile standalone
  arm: vp8: Add missing #includes for header to compile standalone
  doc: filters: Correct BNF FILTER description

Merged-by: Michael Niedermayer <michaelni@gmx.at>

ffmpeg: set resample_pix_fmt for sub2video.

Forgotten when the resample_* fields were added.
Fix assert failures.

lavfi/buffersrc: set channel layout if it is known.

If buffersrc was configured for frames with an unknown layout,
the incoming frames will have channel_layout = 0.
If the format negotiation has selected a known (and compatible)
channel layout for the link, the frame is assumed to have
that layout, the field must be set before injecting the frame
in the filters.

Use SMPTE standard notation when showing mxf Universal Labels.

vf_idet: adapt default scores due to bugfix

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>

vf_idet: Fix macro arguments sideeffect

Fixes valgrind errors
should improve detection scores

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>

fate/subtitles: add MicroDVD remux test.

lavf/microdvd: fix muxing.

This was broken since 1f265f52.

lavf/swfdec: remove 8-bit audio FIXME.

Implemented since 624fb5f9.

brender_pix: use a grayscale palette as fallback instead of a uninitialized one.

Improves: 3-0-CORPSE.PIX

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>

mjpegdec: check for packed rgb mjpeg.

Fixes null pointer dereference

Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>

Fix bits_per_coded_sample when encoding png with frame-level multithreading.

Fixes ticket #2290.

lavf/swfdec: support 8-bits PCM audio.

lavf/swfdec: factorize the creation of a new stream.

This also makes the changes of a3949fe11 applicable in both cases.

h264: Fix handling of changing reference counts between slices

Fixes out of array accesses

Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>

h264: call alloc_scratch_buffers() only once linesize is known

Fixes out of array accesses

Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>

lavfi/subtitles: fix recently introduced warning about discarded const qualifier.