Commit Graph

13 Commits

Author SHA1 Message Date
Andreas Rheinhardt
746ab8327c avcodec/asvenc: Avoid reversing output data twice
The ASUS V2 format is designed for a little-endian bitstream reader, yet
our encoder used an ordinary big-endian bitstream writer to write it;
the bits of every byte were swapped at the end and some data (namely the
numbers not in static tables) had to be bitreversed before writing it at
all, so that it would be reversed twice.

This commit stops doing so; instead, a little-endian bitstream writer is
used. This also necessitated to switch certain static tables, which
required trivial modifications to the decoder (that uses the same
tables).

Reviewed-by: Michael Niedermayer <michael@niedermayer.cc>
Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt@gmail.com>
2020-10-18 15:29:34 +02:00
Michael Niedermayer
4c73123333 Merge commit 'f61e47dd68582529bcf6d42d861c70a320cd1b67'
* commit 'f61e47dd68582529bcf6d42d861c70a320cd1b67':
  asv: K&R formatting cosmetics

Conflicts:
	libavcodec/asvdec.c
	libavcodec/asvenc.c

Merged-by: Michael Niedermayer <michaelni@gmx.at>
2014-09-02 21:57:46 +02:00
Gabriel Dume
f61e47dd68 asv: K&R formatting cosmetics
Signed-off-by: Diego Biurrun <diego@biurrun.de>
2014-09-02 03:45:21 -07:00
Michael Niedermayer
581b5f0b9b Merge commit 'e3fcb14347466095839c2a3c47ebecff02da891e'
* commit 'e3fcb14347466095839c2a3c47ebecff02da891e':
  dsputil: Split off IDCT bits into their own context

Conflicts:
	configure
	libavcodec/aic.c
	libavcodec/arm/Makefile
	libavcodec/arm/dsputil_init_arm.c
	libavcodec/arm/dsputil_init_armv6.c
	libavcodec/asvdec.c
	libavcodec/dnxhdenc.c
	libavcodec/dsputil.c
	libavcodec/dvdec.c
	libavcodec/dxva2_mpeg2.c
	libavcodec/intrax8.c
	libavcodec/mdec.c
	libavcodec/mjpegdec.c
	libavcodec/mjpegenc_common.h
	libavcodec/mpegvideo.c
	libavcodec/ppc/dsputil_altivec.h
	libavcodec/ppc/dsputil_ppc.c
	libavcodec/ppc/idctdsp.c
	libavcodec/x86/Makefile
	libavcodec/x86/dsputil_init.c
	libavcodec/x86/dsputil_mmx.c
	libavcodec/x86/dsputil_x86.h

Merged-by: Michael Niedermayer <michaelni@gmx.at>
2014-07-01 15:22:11 +02:00
Diego Biurrun
e3fcb14347 dsputil: Split off IDCT bits into their own context 2014-06-30 07:58:46 -07:00
Michael Niedermayer
35bb74900b Merge commit 'c67b449bebbe0b35c73b203683e77a0a649bc765'
* commit 'c67b449bebbe0b35c73b203683e77a0a649bc765':
  dsputil: Split bswap*_buf() off into a separate context

Conflicts:
	configure
	libavcodec/4xm.c
	libavcodec/ac3dec.c
	libavcodec/ac3dec.h
	libavcodec/apedec.c
	libavcodec/eamad.c
	libavcodec/flacenc.c
	libavcodec/fraps.c
	libavcodec/huffyuv.c
	libavcodec/huffyuvdec.c
	libavcodec/motionpixels.c
	libavcodec/truemotion2.c
	libavcodec/x86/Makefile
	libavcodec/x86/dsputil_init.c

Merged-by: Michael Niedermayer <michaelni@gmx.at>
2014-06-23 13:31:26 +02:00
Diego Biurrun
c67b449beb dsputil: Split bswap*_buf() off into a separate context 2014-06-22 18:22:31 -07:00
Michael Niedermayer
cc4a643563 Merge commit '6139f481ac9feb1bee4e7d04789fb15d7f24ebbf'
* commit '6139f481ac9feb1bee4e7d04789fb15d7f24ebbf':
  asvenc: use the AVFrame API properly.
  a64multienc: use the AVFrame API properly.

Conflicts:
	libavcodec/vaapi_mpeg.c

Merged-by: Michael Niedermayer <michaelni@gmx.at>
2013-11-17 00:11:33 +01:00
Anton Khirnov
6139f481ac asvenc: use the AVFrame API properly. 2013-11-16 12:45:29 +01:00
Michael Niedermayer
a984efd104 Merge commit 'c242bbd8b6939507a1a6fb64101b0553d92d303f'
* commit 'c242bbd8b6939507a1a6fb64101b0553d92d303f':
  Remove unnecessary dsputil.h #includes

Conflicts:
	libavcodec/ffv1.c
	libavcodec/h261dec.c
	libavcodec/h261enc.c
	libavcodec/h264pred.c
	libavcodec/lpc.h
	libavcodec/mjpegdec.c
	libavcodec/rectangle.h
	libavcodec/x86/idct_sse2_xvid.c

Merged-by: Michael Niedermayer <michaelni@gmx.at>
2013-02-26 13:05:10 +01:00
Diego Biurrun
c242bbd8b6 Remove unnecessary dsputil.h #includes 2013-02-26 00:51:34 +01:00
Michael Niedermayer
cd6f5c4895 Merge commit '6d0beefbf6ee6dbf8efb522a9307e54c6ed5f702'
* commit '6d0beefbf6ee6dbf8efb522a9307e54c6ed5f702':
  swscale: Do not make ff_ symbols globally visible.
  rtspdec: use av_strlcpy for writing into fixed size buffer
  g722enc: fix size argument in memset
  http: use av_strlcpy instead of strcpy() without size checks
  avfilter: correct memcpy size avfilter_copy_buf_props()
  lavc: split asv12 encoder/decoder

Conflicts:
	libavcodec/asvdec.c
	libavfilter/buffer.c

Merged-by: Michael Niedermayer <michaelni@gmx.at>
2012-10-10 14:07:05 +02:00
Anton Khirnov
233a5a807e lavc: split asv12 encoder/decoder 2012-10-09 20:32:35 +02:00