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Commit Graph

86 Commits

Author SHA1 Message Date
Timothy Gu
1b03448385 aaccoder: remove unused assignment
Signed-off-by: Timothy Gu <timothygu99@gmail.com>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
2014-07-16 20:55:24 +02:00
Timothy Gu
4bd910d83d aacenc: add AAC_CODER_(FAAC|ANMR|etc.) macros
Signed-off-by: Timothy Gu <timothygu99@gmail.com>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
2013-09-12 17:22:36 +02:00
Claudio Freire
1ef82cc60d AAC encoder: Fix rate control on twoloop.
Fixes a case where multichannel bitrate isn't accurately
targetted by psy model alone, never achieving the target bitrate.
Now fixed.

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
2013-05-05 04:19:34 +02:00
Michael Niedermayer
31ab1575e5 Merge remote-tracking branch 'qatar/master'
* qatar/master:
  avcodec: Convert some commented-out printf/av_log instances to av_dlog
  avcodec: Drop silly and/or broken printf debug output
  avcodec: Drop some silly commented-out av_log() invocations
  avformat: Convert some commented-out printf/av_log instances to av_dlog
  avformat: Remove non-compiling and/or silly commented-out printf/av_log statements
  Remove some silly disabled code.
  ac3dec: ensure get_buffer() gets a buffer for the correct number of channels

Conflicts:
	libavcodec/dnxhddec.c
	libavcodec/ffv1.c
	libavcodec/h264.c
	libavcodec/h264_parser.c
	libavcodec/mjpegdec.c
	libavcodec/motion_est_template.c
	libavcodec/mpegaudiodec.c
	libavcodec/mpegvideo_enc.c
	libavcodec/put_bits.h
	libavcodec/ratecontrol.c
	libavcodec/wmaenc.c
	libavdevice/timefilter.c
	libavformat/asfdec.c
	libavformat/avidec.c
	libavformat/avienc.c
	libavformat/flvenc.c
	libavformat/utils.c

Merged-by: Michael Niedermayer <michaelni@gmx.at>
2012-10-01 16:12:38 +02:00
Diego Biurrun
6f6b0311a3 avcodec: Drop some silly commented-out av_log() invocations 2012-10-01 10:24:28 +02:00
Michael Niedermayer
688cb71252 aaccoder: switch to av_assert
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
2012-09-04 04:38:28 +02:00
Michael Niedermayer
33775c3507 search_for_quantizers_faac: fix curband
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
2012-06-06 18:35:05 +02:00
Reimar Döffinger
0f96f0d996 aacenc: Fix issues with huge values of bit_rate.
Do not pointlessly call ff_alloc_packet multiple times,
and fix an infinite loop by clamping the maximum
number of bits to target in the algorithm that does
not use lambda.

Signed-off-by: Reimar Döffinger <Reimar.Doeffinger@gmx.de>
Signed-off-by: Derek Buitenhuis <derek.buitenhuis@gmail.com>
2012-04-17 10:25:28 -04:00
Reimar Döffinger
ecd7455e96 aacenc: Fix issues with huge values of bit_rate.
Do not pointlessly call ff_alloc_packet2 multiple times,
and fix an infinite loop by clamping the maximum
number of bits to target in the algorithm that does
not use lambda.

Signed-off-by: Reimar Döffinger <Reimar.Doeffinger@gmx.de>
2012-04-07 11:48:20 +02:00
Michael Niedermayer
d40ff29cac Merge remote-tracking branch 'qatar/master'
* qatar/master:
  asf: only set index_read if the index contained entries.
  cabac: add overread protection to BRANCHLESS_GET_CABAC().
  cabac: increment jump locations by one in callers of BRANCHLESS_GET_CABAC().
  cabac: remove unused argument from BRANCHLESS_GET_CABAC_UPDATE().
  cabac: use struct+offset instead of memory operand in BRANCHLESS_GET_CABAC().
  h264: add overread protection to get_cabac_bypass_sign_x86().
  h264: reindent get_cabac_bypass_sign_x86().
  h264: use struct offsets in get_cabac_bypass_sign_x86().
  h264: fix overreads in cabac reader.
  wmall: fix seeking.
  lagarith: fix buffer overreads.
  dvdec: drop unnecessary dv_tablegen.h #include
  build: fix doc generation errors in parallel builds
  Replace memset(0) by zero initializations.
  faandct: Remove FAAN_POSTSCALE define and related code.
  dvenc: print allowed profiles if the video doesn't conform to any of them.
  avcodec_encode_{audio,video}: only reallocate output packet when it has non-zero size.
  FATE: add a test for vp8 with changing frame size.
  fate: add kgv1 fate test.
  oggdec: calculate correct timestamps in Ogg/FLAC

Conflicts:
	libavcodec/4xm.c
	libavcodec/cook.c
	libavcodec/dvdata.c
	libavcodec/dvdsubdec.c
	libavcodec/lagarith.c
	libavcodec/lagarithrac.c
	libavcodec/utils.c
	tests/fate/video.mak

Merged-by: Michael Niedermayer <michaelni@gmx.at>
2012-03-29 04:11:10 +02:00
Diego Biurrun
a92be9b856 Replace memset(0) by zero initializations.
Also remove one pointless zero initialization in rangecoder.c.
2012-03-28 09:38:33 +02:00
Michael Niedermayer
0bb57f8bf0 Merge remote-tracking branch 'qatar/master'
* qatar/master:
  Remove ffmpeg.
  aacenc: Simplify windowing
  aacenc: Move saved overlap samples to the beginning of the same buffer as incoming samples.
  aacenc: Deinterleave input samples before processing.
  aacenc: Store channel count in AACEncContext.
  aacenc: Move Q^3/4 calculation to it's own table
  aacenc: Request normalized float samples instead of converting s16 samples to float.
  aacpsy: Replace an if with FFMAX in LAME windowing.
  aacenc: cosmetics, replace 'rd' with 'bits' in codebook_trellis_rate to make it more clear what is being calculated.
  aacpsy: cosmetics, change a FIXME to a NOTE about subshort comparisons
  aacenc: cosmetics: move init() and end() to the bottom of the file.
  aacenc: aac_encode_init() cleanup
  XWD encoder and decoder
  vc1: don't read the interpfrm and bfraction elements for interlaced frames
  mxfdec: fix memleak on mxf_read_close()
  westwood: split the AUD and VQA demuxers into separate files.

Conflicts:
	.gitignore
	Changelog
	Makefile
	configure
	doc/ffmpeg.texi
	ffmpeg.c
	libavcodec/Makefile
	libavcodec/aacenc.c
	libavcodec/allcodecs.c
	libavcodec/avcodec.h
	libavcodec/version.h
	libavformat/Makefile
	libavformat/img2.c

Merged-by: Michael Niedermayer <michaelni@gmx.at>
2012-01-24 02:41:53 +01:00
Nathan Caldwell
80d44277e6 aacenc: Move Q^3/4 calculation to it's own table
This should be moved to tablegen at some point.

Signed-off-by: Alex Converse <alex.converse@gmail.com>
2012-01-23 11:40:46 -08:00
Nathan Caldwell
207bf44d16 aacenc: cosmetics, replace 'rd' with 'bits' in codebook_trellis_rate to make it more clear what is being calculated.
Signed-off-by: Alex Converse <alex.converse@gmail.com>
2012-01-23 11:40:45 -08:00
Michael Niedermayer
1b1223872d aacenc: add AAC_CODER_NB
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
2011-11-27 21:19:07 +01:00
Michael Niedermayer
0b9a69f244 Merge remote-tracking branch 'qatar/master'
* qatar/master: (22 commits)
  aacdec: Fix PS in ADTS.
  avconv: Consistently use PIX_FMT_NONE.
  dsputil: use cpuflags in x86 emu_edge_core
  dsputil: use movups instead of movdqu in ff_emu_edge_core_sse()
  wma: initialize prev_block_len_bits, next_block_len_bits, and block_len_bits.
  mov: Remove some redundant and obsolete comments.
  Add libavutil/mathematics.h #includes for INFINITY
  doxy: structure libavformat groups
  doxy: introduce an empty structure in libavcodec
  doxy: provide a start page and document libavutil
  doxy: cleanup pixfmt.h
  regtest: split video encode/decode tests into individual targets
  ARM: add explicit .arch and .fpu directives to asm.S
  pthread: do not touch has_b_frames
  avconv: cleanup the transcoding loop in output_packet().
  avconv: split subtitle transcoding out of output_packet().
  avconv: split video transcoding out of output_packet().
  avconv: split audio transcoding out of output_packet().
  avconv: reindent.
  avconv: move streamcopy-only code out of decoding loop.
  ...

Conflicts:
	avconv.c
	libavcodec/aaccoder.c
	libavcodec/pthread.c
	libavcodec/version.h
	libavutil/audioconvert.h
	libavutil/avutil.h
	libavutil/mem.h
	tests/ref/vsynth1/dv
	tests/ref/vsynth1/mpeg2thread
	tests/ref/vsynth2/dv
	tests/ref/vsynth2/mpeg2thread

Merged-by: Michael Niedermayer <michaelni@gmx.at>
2011-11-23 04:02:17 +01:00
Mans Rullgard
85770d6e56 Add libavutil/mathematics.h #includes for INFINITY
This fixes build errors in some environments.

Signed-off-by: Mans Rullgard <mans@mansr.com>
2011-11-22 16:36:44 +00:00
Michael Niedermayer
8c0cbb0848 Merge remote-tracking branch 'qatar/master'
* qatar/master:
  rational-test: Add proper main() declaration to fix gcc warnings.
  configure: Add vdpau and dxva2 to configure results output.
  Remove unused, never built libavutil/pca.[ch]
  matroskadec: forward parsing errors to caller.
  av_find_stream_info: simplify EAGAIN handling.
  aacenc: Fix determination of Mid/Side Mode.
  psymodel: Remove the single channel analysis function
  aacenc: Implement dummy channel group analysis that just calls the single channel analysis for each channel.
  psymodel: Add channels and channel groups to the psymodel.
  ARM: remove check for PLD instruction
  fate: move amr[nw]b test rules into separate files
  ogg: fix double free when finding length of small chained oggs.
  swscale: implement >8bit scaling support.
  build: fix creation of tools dir with make 3.81
  build: Mark all-yes Makefile target as phony.
  pixfmt: fix YUV422/444 wrong endian comment
  build: create output directories as needed
  Add new yuv444 pixfmts to avcodec_align_dimensions2

Conflicts:
	Makefile
	configure
	libavutil/pca.c
	libavutil/pca.h
	libavutil/pixfmt.h
	libswscale/swscale.c
	libswscale/utils.c
	libswscale/x86/swscale_template.c
	tests/ref/lavfi/pixdesc
	tests/ref/lavfi/pixfmts_copy
	tests/ref/lavfi/pixfmts_null
	tests/ref/lavfi/pixfmts_scale
	tests/ref/lavfi/pixfmts_vflip

Merged-by: Michael Niedermayer <michaelni@gmx.at>
2011-06-30 04:32:24 +02:00
Nathan Caldwell
0bc01cc9fe psymodel: Add channels and channel groups to the psymodel. 2011-06-29 14:28:52 -07:00
Michael Niedermayer
bb9d5171a7 Merge remote-tracking branch 'qatar/master'
* qatar/master: (21 commits)
  swscale: Add Doxygen for hyscale_fast/hScale.
  fate: enable lavfi-pixmt tests on big endian systems
  PPC: swscale: disable altivec functions for unsupported formats
  fate: merge identical pixdesc_be/le tests
  swscale: Add Doxygen for yuv2planar*/yuv2packed* functions.
  build: call texi2pod.pl with full path instead of symlink
  build: include sub-makefiles using full path instead of symlinks
  swscale: update big endian reference values after dff5a835.
  wavpack: skip blocks with no samples
  cosmetics: remove outdated comment that is no longer true
  build: replace some addprefix/addsuffix with substitution refs
  avutil: Remove unused arbitrary precision integer code.
  configure: Drop check for availability of ten assembler operands.
  aacenc: Save channel configuration for later use.
  aacenc: Fix codebook trellising for zeroed bands.
  swscale: change prototypes of scaled YUV output functions.
  swscale: re-add support for non-native endianness.
  swscale: disentangle yuv2rgbX_c_full() into small functions.
  swscale: split yuv2packed[12X]_c() remainders into small functions.
  swscale: split yuv2packedX_altivec in smaller functions.
  ...

Conflicts:
	Makefile
	configure
	libavcodec/x86/dsputil_mmx.c
	libavfilter/Makefile
	libavformat/Makefile
	libavutil/integer.c
	libavutil/integer.h
	libswscale/swscale.c
	libswscale/swscale_internal.h
	libswscale/x86/swscale_template.c
	tests/ref/lavfi/pixdesc_le
	tests/ref/lavfi/pixfmts_scale

Merged-by: Michael Niedermayer <michaelni@gmx.at>
2011-06-29 05:23:12 +02:00
Alex Converse
8dbaa5bd69 aacenc: Fix codebook trellising for zeroed bands.
Choose band type (codebook) zero, count its bits, and mark the other
states as unnavigable.
2011-06-27 21:47:45 -07:00
Michael Niedermayer
99eb31e263 Merge remote-tracking branch 'qatar/master'
* qatar/master: (25 commits)
  Replace custom DEBUG preprocessor trickery by the standard one.
  vorbis: Remove non-compiling debug statement.
  vorbis: Remove pointless DEBUG #ifdef around debug output macros.
  cook: Remove non-compiling debug output.
  Remove pointless #ifdefs around function declarations in a header.
  Replace #ifdef + av_log() combinations by av_dlog().
  Replace custom debug output functions by av_dlog().
  cook: Remove unused debug functions.
  Remove stray extra arguments from av_dlog() invocations.
  targa: fix big-endian build
  v4l2: remove one forgotten use of AVFormatParameters.pix_fmt.
  vfwcap: add a framerate private option.
  v4l2: add a framerate private option.
  libdc1394: add a framerate private option.
  fbdev: add a framerate private option.
  bktr: add a framerate private option.
  oma: check avio_read() return value
  nutdec: remove unused variable
  Remove unused variables
  swscale: allocate larger buffer to handle altivec overreads.
  ...

Conflicts:
	ffmpeg.c
	libavcodec/dca.c
	libavcodec/dirac.c
	libavcodec/error_resilience.c
	libavcodec/h264.c
	libavcodec/mpeg12.c
	libavcodec/mpeg4videodec.c
	libavcodec/mpegvideo.c
	libavcodec/mpegvideo_enc.c
	libavcodec/pthread.c
	libavcodec/rv10.c
	libavcodec/s302m.c
	libavcodec/shorten.c
	libavcodec/truemotion2.c
	libavcodec/utils.c
	libavdevice/dv1394.c
	libavdevice/fbdev.c
	libavdevice/libdc1394.c
	libavdevice/v4l2.c
	libavformat/4xm.c
	libavformat/apetag.c
	libavformat/asfdec.c
	libavformat/avidec.c
	libavformat/mmf.c
	libavformat/mpeg.c
	libavformat/mpegenc.c
	libavformat/mpegts.c
	libavformat/oggdec.c
	libavformat/oggparseogm.c
	libavformat/rl2.c
	libavformat/rmdec.c
	libavformat/rpl.c
	libavformat/rtpdec_latm.c
	libavformat/sauce.c
	libavformat/sol.c
	libswscale/utils.c
	tests/ref/vsynth1/error
	tests/ref/vsynth2/error

Merged-by: Michael Niedermayer <michaelni@gmx.at>
2011-06-03 05:19:30 +02:00
Mans Rullgard
e65ab9d94f Remove unused variables 2011-06-02 20:06:00 +01:00
Michael Niedermayer
612122b187 Merge remote branch 'qatar/master'
* qatar/master: (32 commits)
  10-bit H.264 x86 chroma v loopfilter asm
  Port SMPTE S302M audio decoder from FFmbc 0.3. [Copyright headers corrected]
  Fix crash of interlaced MPEG2 decoding
  h264pred: fix one more aliasing violation.
  doc/APIchanges: fill in missing hashes and dates.
  flacenc: use proper initializers for AVOption default values.
  lavc: deprecate named constants for deprecated antialias_algo.
  aac: workaround for compilation on cygwin
  swscale: extend YUV422p support to 10bits depth
  tiff: add support for inverted FillOrder for uncompressed data
  Remove unused softfloat implementation.
  h264pred: fix aliasing violations.
  rotozoom: Eliminate French variable name.
  rotozoom: Check return value of fread().
  rotozoom: Return an error value instead of calling exit().
  rotozoom: Make init_demo() return int and check for errors on invocation.
  rotozoom: Drop silly UINT8 typedef.
  rotozoom: Drop some unnecessary parentheses.
  rotozoom: K&R coding style cosmetics
  rtsp: Only do keepalive using GET_PARAMETER if the server supports it
  ...

Conflicts:
	Changelog
	cmdutils.c
	doc/APIchanges
	doc/general.texi
	ffmpeg.c
	ffplay.c
	libavcodec/h264pred_template.c
	libavcodec/resample.c
	libavutil/pixfmt.h
	libavutil/softfloat.c
	libavutil/softfloat.h
	tests/rotozoom.c

Merged-by: Michael Niedermayer <michaelni@gmx.at>
2011-05-12 04:51:24 +02:00
Reinhard Tartler
083e715f33 aac: workaround for compilation on cygwin
On cygwin, math.h needs to be included before float.h because of a bug
in the system headers. Including libavutil/libm.h first works around
this issue.

Longer discussion of the topic:
http://thread.gmane.org/gmane.comp.video.ffmpeg.devel/128582
2011-05-11 14:38:14 +02:00
Michael Niedermayer
0665199e43 Merge remote branch 'qatar/master'
* qatar/master:
  vorbisdec: Rename silly "class_" variable to plain "class".
  simple_idct_alpha: Drop some useless casts.
  Simplify av_log_missing_feature().
  ac3enc: remove check for mismatching channels and channel_layout
  If AVCodecContext.channels is 0 and AVCodecContext.channel_layout is non-zero, set channels based on channel_layout.
  If AVCodecContext.channel_layout and AVCodecContext.channels are both non-zero, check to make sure they do not contradict eachother.
  cosmetics: indentation
  Check AVCodec.supported_samplerates and AVCodec.channel_layouts in avcodec_open().
  aacdec: remove sf_scale and sf_offset.
  aacdec: use a scale of 2 in the LTP MDCT rather than doubling the coefficient table values from the spec.
  Define POW_SF2_ZERO in aac.h and use for ff_aac_pow2sf_tabp[] offsets instead of hardcoding 200 everywhere.
  Large intensity stereo and PNS indices are legal. Clip them instead of erroring out. A magnitude of 100 corresponds to 2^25 so the will most likely result in clipped output anyway.
  qpeg: use reget_buffer() in decode_frame()
  ultimotion: use reget_buffer() in ulti_decode_frame()
  smacker: remove unnecessary call to avctx->release_buffer in decode_frame()
  avparser: don't av_malloc(0).

Merged-by: Michael Niedermayer <michaelni@gmx.at>
2011-04-28 04:26:01 +02:00
Alex Converse
d70fa4c423 Define POW_SF2_ZERO in aac.h and use for ff_aac_pow2sf_tabp[] offsets instead
of hardcoding 200 everywhere.
2011-04-27 12:39:37 -04:00
Michael Niedermayer
d7e5aebae7 Merge remote branch 'qatar/master'
* qatar/master: (23 commits)
  ac3enc: correct the flipped sign in the ac3_fixed encoder
  Eliminate pointless '#if 1' statements without matching '#else'.
  Add AVX FFT implementation.
  Increase alignment of av_malloc() as needed by AVX ASM.
  Update x86inc.asm from x264 to allow AVX emulation using SSE and MMX.
  mjpeg: Detect overreads in mjpeg_decode_scan() and error out.
  documentation: extend documentation for ffmpeg -aspect option
  APIChanges: update commit hashes for recent additions.
  lavc: deprecate FF_*_TYPE macros in favor of AV_PICTURE_TYPE_* enums
  aac: add headers needed for log2f()
  lavc: remove FF_API_MB_Q cruft
  lavc: remove FF_API_RATE_EMU cruft
  lavc: remove FF_API_HURRY_UP cruft
  pad: make the filter parametric
  vsrc_movie: add key_frame and pict_type.
  vsrc_movie: fix leak in request_frame()
  lavfi: add key_frame and pict_type to AVFilterBufferRefVideo.
  vsrc_buffer: add sample_aspect_ratio fields to arguments.
  lavfi: add fieldorder filter
  scale: make the filter parametric
  ...

Conflicts:
	Changelog
	doc/filters.texi
	ffmpeg.c
	libavcodec/ac3dec.h
	libavcodec/dsputil.c
	libavfilter/avfilter.h
	libavfilter/vf_scale.c
	libavfilter/vf_yadif.c
	libavfilter/vsrc_buffer.c

Merged-by: Michael Niedermayer <michaelni@gmx.at>
2011-04-27 03:51:04 +02:00
Michael Niedermayer
30fe971934 aac: add headers needed for log2f()
Signed-off-by: Anton Khirnov <anton@khirnov.net>
2011-04-26 08:33:21 +02:00
Michael Niedermayer
3d462373f8 aac: add math.h needed for log2f()
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
2011-04-23 11:06:19 +02:00
Michael Niedermayer
434f248723 Merge remote branch 'qatar/master'
* qatar/master: (22 commits)
  ac3enc: move extract_exponents inner loop to ac3dsp
  avio: deprecate url_get_filename().
  avio: deprecate url_max_packet_size().
  avio: make url_get_file_handle() internal.
  avio: make url_filesize() internal.
  avio: make url_close() internal.
  avio: make url_seek() internal.
  avio: cosmetics, move AVSEEK_SIZE/FORCE declarations together
  avio: make url_write() internal.
  avio: make url_read_complete() internal.
  avio: make url_read() internal.
  avio: make url_open() internal.
  avio: make url_connect internal.
  avio: make url_alloc internal.
  applehttp: Merge two for loops
  applehttp: Restructure the demuxer to use a custom AVIOContext
  applehttp: Move finished and target_duration to the variant struct
  aacenc: reduce the number of loop index variables
  avio: deprecate url_open_protocol
  avio: deprecate url_poll and URLPollEntry
  ...

Conflicts:
	libavformat/applehttp.c

Merged-by: Michael Niedermayer <michaelni@gmx.at>
2011-04-05 02:31:56 +02:00
Young Han Lee
57cc1ad35f aacenc: reduce the number of loop index variables
Signed-off-by: Janne Grunau <janne-libav@jannau.net>
2011-04-04 09:12:37 +02:00
Michael Niedermayer
27ef7b1bcd Merge remote-tracking branch 'newdev/master'
* newdev/master:
  mov: set audio service type for AC-3 from bitstream mode in the 'dac3' atom.
  Get audio_service_type for AC-3 based on bitstream mode in the AC-3 parser and decoder, and vice-versa for the AC-3 encoder.
  Use audio_service_type to set stream disposition.
  Add APIchanges entry for audio_service_type.
  Add audio_service_type field to AVCodecContext for encoding and reporting of the service type in the audio bitstream.
  configure: in check_ld, place new -l flags before existing ones
  support @heading, @subheading, @subsubheading, and @subsubsection in texi2pod.pl
  doc: update build system documentation
  aacenc: indentation
  aacenc: fix the side calculation in search_for_ms
  vp8.c: rename EDGE_* to VP8_EDGE_*.

Conflicts:
	doc/APIchanges
	libavcodec/avcodec.h
	libavcodec/version.h
	libavcodec/vp8.c

Merged-by: Michael Niedermayer <michaelni@gmx.at>
2011-03-26 03:06:30 +01:00
Young Han Lee
00f0b4b92e aacenc: indentation 2011-03-24 21:13:29 -07:00
Young Han Lee
92efa2bdd9 aacenc: fix the side calculation in search_for_ms 2011-03-24 21:12:23 -07:00
Mans Rullgard
2912e87a6c Replace FFmpeg with Libav in licence headers
Signed-off-by: Mans Rullgard <mans@mansr.com>
2011-03-19 13:33:20 +00:00
Nathan Caldwell
4afedfd8e5 aacenc: cosmetics, indentation, and comment clarification
Correct bad indentation in aaccoder
Clarify and correct comments in 3GPP psymodel, other cosmetics.
2011-03-16 23:35:39 -04:00
Young Han Lee
f578854efc aaccoder: Change FFMAX for allzero flag to OR bit operation
Signed-off-by: Ronald S. Bultje <rsbultje@gmail.com>
2011-03-16 23:12:43 -04:00
Alex Converse
63e1278d88 aacenc: TLS: Save maximum values for each swb in a table.
This gives an almost 20% speedup.

Originally committed as revision 24484 to svn://svn.ffmpeg.org/ffmpeg/trunk
2010-07-24 17:11:51 +00:00
Alex Converse
031d5cea04 10l: Remove some commented out code that slipped in.
Originally committed as revision 24483 to svn://svn.ffmpeg.org/ffmpeg/trunk
2010-07-24 17:01:50 +00:00
Alex Converse
fe461767e6 aacenc: TLS: Try to preserve some energy in each non-zero band.
Reduce scalefactors in non-zero bands that underflow by twice as much as those
in bands that just fail to hit psy targets.

Originally committed as revision 24482 to svn://svn.ffmpeg.org/ffmpeg/trunk
2010-07-24 16:36:01 +00:00
Alex Converse
c226fc5bfb aacenc: Prevent premature termination of the two loop search.
Originally committed as revision 24476 to svn://svn.ffmpeg.org/ffmpeg/trunk
2010-07-24 04:23:26 +00:00
Alex Converse
51ffd3a62f aacenc: Favor log2f() and sqrtf() over log2() and sqrt().
Originally committed as revision 24473 to svn://svn.ffmpeg.org/ffmpeg/trunk
2010-07-24 02:10:59 +00:00
Alex Converse
04d72abf17 aacenc: Factorize some scalefactor utilities.
Originally committed as revision 24472 to svn://svn.ffmpeg.org/ffmpeg/trunk
2010-07-23 22:37:42 +00:00
Alex Converse
581a96976b aacenc: Convert if () abort() to assert().
Originally committed as revision 24336 to svn://svn.ffmpeg.org/ffmpeg/trunk
2010-07-19 20:53:58 +00:00
Alex Converse
6d9f1b67e8 Cosmetics: Whitespace
Originally committed as revision 24333 to svn://svn.ffmpeg.org/ffmpeg/trunk
2010-07-19 18:37:45 +00:00
Alex Converse
a2310d1e41 10l: Add a missing const.
Originally committed as revision 24274 to svn://svn.ffmpeg.org/ffmpeg/trunk
2010-07-16 20:28:55 +00:00
Alex Converse
1676b09994 aacenc: Template quantize_and_encode_band_cost().
Originally committed as revision 24273 to svn://svn.ffmpeg.org/ffmpeg/trunk
2010-07-16 20:02:46 +00:00
Alex Converse
804d489c4a aacenc: Fill in the estimated codebook for the final computed scalefactor in the TLS.
Originally committed as revision 23869 to svn://svn.ffmpeg.org/ffmpeg/trunk
2010-06-28 21:42:57 +00:00
Alex Converse
c91dce994d aacenc: Remove an unnecessary division from the TLS.
Originally committed as revision 23368 to svn://svn.ffmpeg.org/ffmpeg/trunk
2010-05-28 21:29:56 +00:00