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Commit Graph

21 Commits

Author SHA1 Message Date
Clément Bœsch
dc7ad85c40 doc: use @command{} for commands. 2012-01-04 13:21:08 +01:00
Clément Bœsch
e1d613515b doc: fix and clarify libx264 encoding.
tune, fastfirstpass and profile are not available through x264opts.
Since some FFmpeg options don't match the names used in libx264, add
libx264 option names as a reference when needed. And last thing, x264
don't have a manpage ATM, so prefer the x264 --fullhelp over the
unexistant manpage reference.
2011-10-30 02:08:57 +02:00
Michael Niedermayer
f884ef00de Merge remote-tracking branch 'qatar/master'
* qatar/master: (31 commits)
  tiffenc: initialize forgotten avctx.
  avplay: free the active audio packet at exit.
  avplay: free rdft data used for spectrogram analysis.
  log.h: make AVClass a named struct
  fix ac3 encoder documentation
  vc1: more prettyprinting cosmetics
  vc1: prettyprint some tables
  vc1: K&R formatting cosmetics
  AVOptions: bump minor and add APIchanges entry.
  cmdutils/avtools: simplify show_help() by using av_opt_child_class_next()
  AVOptions: rename FF_OPT_TYPE_* => AV_OPT_TYPE_*
  Remove all uses of deprecated AVOptions API.
  AVOptions: add av_opt_next, deprecate av_next_option.
  AVOptions: add functions for evaluating option strings.
  AVOptions: split get_number().
  AVOptions: add av_opt_get*, deprecate av_get*.
  AVOptions: add av_opt_set*().
  AVOptions: add new API for enumerating children.
  rv34: move inverse transform functions to DSP context
  flvenc: Write the right metadata entry count
  ...

Conflicts:
	avconv.c
	cmdutils.c
	doc/APIchanges
	ffplay.c
	ffprobe.c
	libavcodec/ac3dec.c
	libavcodec/h264.c
	libavcodec/libvpxenc.c
	libavcodec/libx264.c
	libavcodec/mpeg12enc.c
	libavcodec/options.c
	libavdevice/libdc1394.c
	libavdevice/v4l2.c
	libavfilter/vf_drawtext.c
	libavformat/flvdec.c
	libavformat/mpegtsenc.c
	libavformat/options.c
	libavutil/avutil.h
	libavutil/opt.c
	libswscale/utils.c

Merged-by: Michael Niedermayer <michaelni@gmx.at>
2011-10-13 06:00:03 +02:00
Justin Ruggles
3e68b28221 fix ac3 encoder documentation
some of the mode values were reversed
2011-10-12 14:52:26 -04:00
Clément Bœsch
9eb1c94713 doc: fix x264_opts/x264opts typo. 2011-09-16 11:50:06 +02:00
James Zern
d013c6da80 doc: cosmetics: libx264 typos 2011-06-02 14:43:29 +02:00
James Zern
0abbd3adb6 doc: add libvpx encoder section
Documents the mapping from FFmpeg options to libvpx.
2011-05-31 22:58:31 +02:00
James Zern
011b098cd0 doc: correct AC-3 option subsection placement
Floating-Point-Only section was added after the video encoders chapter
in 034fc7b merge.
2011-05-29 00:32:26 +02:00
Michael Niedermayer
39e4206dc6 Merge remote-tracking branch 'qatar/master'
* qatar/master: (32 commits)
  doc: create separate section for audio encoders
  swscale: Remove orphaned, commented-out function declaration.
  swscale: Eliminate rgb24toyv12_c() duplication.
  Remove h263_msmpeg4 from MpegEncContext.
  APIchanges: Fill in git hash for fps_probe_size (30315a8)
  avformat: Add fpsprobesize as an AVOption.
  avoptions: Return explicitly NAN or {0,0} if the option isn't found
  rtmp: Reindent
  rtmp: Don't try to do av_malloc(0)
  tty: replace AVFormatParameters.sample_rate abuse with a private option.
  Fix end time of last chapter in compute_chapters_end
  ffmpeg: get rid of useless AVInputStream.nb_streams.
  ffmpeg: simplify managing input files and streams
  ffmpeg: purge redundant AVInputStream.index.
  lavf: deprecate AVFormatParameters.channel.
  libdc1394: add a private option for channel.
  dv1394: add a private option for channel.
  v4l2: reindent.
  v4l2: add a private option for channel.
  lavf: deprecate AVFormatParameters.standard.
  ...

Conflicts:
	doc/APIchanges
	doc/encoders.texi
	ffmpeg.c
	libavdevice/alsa-audio.h
	libavformat/version.h
	libavutil/opt.c
	libswscale/rgb2rgb.h
	libswscale/rgb2rgb_template.c

Merged-by: Michael Niedermayer <michaelni@gmx.at>
2011-05-26 03:28:22 +02:00
Stefano Sabatini
a2ee2843c0 doc: create separate section for audio encoders
Having a separate section for audio encoders simplifies navigation
and is slightly more consistent with the rest of the manual.

Signed-off-by: Diego Biurrun <diego@biurrun.de>
2011-05-26 01:23:43 +02:00
Michael Niedermayer
034fc7bf12 Merge remote-tracking branch 'qatar/master'
* qatar/master: (22 commits)
  configure: enable memalign_hack automatically when needed
  swscale: unbreak the build on non-x86 systems.
  swscale: remove if(bitexact) branch from functions.
  swscale: remove if(canMMX2BeUsed) conditional.
  swscale: remove swScale_{c,MMX,MMX2} duplication.
  swscale: use emms_c().
  Move emms_c() from libavcodec to libavutil.
  tiff: set palette in the context when specified in TIFF_PAL tag
  rtsp: use strtoul to parse rtptime and seq values.
  pgssubdec: fix incorrect colors.
  dvdsubdec: fix incorrect colors.
  ape: Allow demuxing of files with metadata tags.
  swscale: remove dead macro WRITEBGR24OLD.
  swscale: remove AMD3DNOW "optimizations".
  swscale: remove duplicate code in ppc/ subdirectory.
  swscale: remove duplicated x86/ functions.
  swscale: force --enable-runtime-cpudetect and remove SWS_CPU_CAPS_*.
  vsrc_buffer.h: add file doxy
  vsrc_buffer: tweak error message in init()
  msmpeg4: reindent.
  ...

Merged-by: Michael Niedermayer <michaelni@gmx.at>
2011-05-25 06:32:45 +02:00
Justin Ruggles
7f3a7b5c40 ac3enc: add channel coupling support
Channel coupling is an optional AC-3 feature that increases quality by
combining high frequency information from multiple channels into a
single channel. The per-channel high frequency information is sent with
less accuracy in both the frequency and time domains. This allows more
bits to be used for lower frequencies while preserving enough
information to reconstruct the high frequencies.
2011-05-24 07:52:31 +02:00
Stefano Sabatini
52da548c7d encoders.texi: add documentation for the libx264 encoder
Also remove -x264opts item from the ffmpeg manual, since it belongs to
the encoders section.
2011-05-20 10:05:04 +02:00
Stefano Sabatini
d4111e525d encoders.texi: decrease level for audio encoders section
Make Audio Encoders a separate chapter, and decrese the contained
sections level by one.

Improve rendering, and improve consistency with the other parts of the
manual.
2011-05-20 09:59:00 +02:00
Michael Niedermayer
c3f5b81125 Merge remote branch 'qatar/master'
* qatar/master:
  ALPHA: Replace sized int_fast integer types with plain int/unsigned.
Duplicate  DPX image encoder
Duplicate  DPX decoder: read sample aspect ratio
Duplciate  DPX decoder: add buffer size checks.
  ac3enc: clip large coefficient values and negative exponents rather than using av_assert2().
  ac3enc: do not store a bandwidth code for each channel.
  ac3enc: remove bandwidth reduction as fallback for bit allocation failure.
  ac3enc: merge compute_exp_strategy_ch() into compute_exp_strategy()
  ac3enc: return error if frame+exponent bits are too large instead of using av_assert2().
  ac3enc: differentiate between current block and reference block in bit_alloc()
  ac3enc: simplify exponent_init() by calculating exponent_group_tab[] based on exponent group sizes.
  ac3enc: simplify stereo rematrixing decision options
Include both URLs:  Update URL to fate samples

Conflicts:
	Changelog
	doc/fate.txt
	libavcodec/ac3enc.c
	libavcodec/dpxenc.c
	libavcodec/version.h

Merged-by: Michael Niedermayer <michaelni@gmx.at>
2011-05-02 03:45:58 +02:00
Justin Ruggles
e0b33d479c ac3enc: simplify stereo rematrixing decision options 2011-05-01 13:32:03 -04:00
Michael Niedermayer
25d8099beb Merge remote-tracking branch 'newdev/master'
* newdev/master:
  ac3enc: Add codec-specific options for writing AC-3 metadata.
NOT MERGED:  Remove arrozcru URL from documentation
  sndio support for playback and record

Conflicts:
	doc/faq.texi
	doc/general.texi

Merged-by: Michael Niedermayer <michaelni@gmx.at>
2011-03-28 01:50:36 +02:00
Justin Ruggles
991f3de1bb ac3enc: Add codec-specific options for writing AC-3 metadata. 2011-03-27 11:30:09 -04:00
Michael Niedermayer
a6be21d3ba Revert "replace FFmpeg with Libav in doc/"
This reverts commit f8a45fa1b1.

Conflicts:

	doc/optimization.txt
2011-03-17 17:26:45 +01:00
Janne Grunau
f8a45fa1b1 replace FFmpeg with Libav in doc/
unless it stands for ffmpeg the program or is historic
2011-03-16 22:01:01 +01:00
James Zern
0fa904c9d8 documentation: add encoders chapter
Signed-off-by: Janne Grunau <janne-ffmpeg@jannau.net>
2011-02-17 00:04:31 +01:00