FFmpeg

Commit Graph

Author	SHA1	Message	Date
Michael Niedermayer	9b49f89cdf	avoid reading exponent twice Originally committed as revision 6085 to svn://svn.ffmpeg.org/ffmpeg/trunk	19 years ago
Michael Niedermayer	1f1d675b68	reduce size of vlc table, thats slightly faster here Originally committed as revision 6084 to svn://svn.ffmpeg.org/ffmpeg/trunk	19 years ago
Michael Niedermayer	55017f35da	try to avoid l3_unscale() by using a table Originally committed as revision 6083 to svn://svn.ffmpeg.org/ffmpeg/trunk	19 years ago
Michael Niedermayer	f8347c4167	replace l3_unscale(1, exponents[pos]) by LUT Originally committed as revision 6082 to svn://svn.ffmpeg.org/ffmpeg/trunk	19 years ago
Michael Niedermayer	7ca1ed0d9c	maybe fixing the segfault on ARM Originally committed as revision 6081 to svn://svn.ffmpeg.org/ffmpeg/trunk	19 years ago
Michael Niedermayer	92c5cb62b0	10l typo Originally committed as revision 6074 to svn://svn.ffmpeg.org/ffmpeg/trunk	19 years ago
Michael Niedermayer	e90a72701e	avoid a few if(x==0) checks in the inner loops Originally committed as revision 6073 to svn://svn.ffmpeg.org/ffmpeg/trunk	19 years ago
Michael Niedermayer	6430ce0f72	optimize reorder_block() though this function seems to be executed too rarely for this to make much difference Originally committed as revision 6068 to svn://svn.ffmpeg.org/ffmpeg/trunk	19 years ago
Michael Niedermayer	a753e55bb5	simplify Originally committed as revision 6067 to svn://svn.ffmpeg.org/ffmpeg/trunk	19 years ago
Michael Niedermayer	a08a502eda	dont copy the whole GetBitContext around Originally committed as revision 6062 to svn://svn.ffmpeg.org/ffmpeg/trunk	19 years ago
Michael Niedermayer	3328ec6331	faster handling of zero coeffs in the low freq decode Originally committed as revision 6061 to svn://svn.ffmpeg.org/ffmpeg/trunk	19 years ago
Michael Niedermayer	3c693e7743	optimizing high freq decode Originally committed as revision 6060 to svn://svn.ffmpeg.org/ffmpeg/trunk	19 years ago
Michael Niedermayer	daf4cd9ac3	use memset() instead of slow c loops Originally committed as revision 6059 to svn://svn.ffmpeg.org/ffmpeg/trunk	19 years ago
Michael Niedermayer	c7aa36964e	simplify Originally committed as revision 6058 to svn://svn.ffmpeg.org/ffmpeg/trunk	19 years ago
Aurelien Jacobs	acba32385b	fix arm asm compilation in mpegaudiodec Originally committed as revision 6057 to svn://svn.ffmpeg.org/ffmpeg/trunk	19 years ago
Michael Niedermayer	69fd15f871	MUL* for ARM code based on a patch by Siarhei Siamashka untested Originally committed as revision 6050 to svn://svn.ffmpeg.org/ffmpeg/trunk	19 years ago
Michael Niedermayer	f617adedc8	replace MULL with asm too, no significnat speedup but its probably better to not take any chances, some versions of gcc will almost certainly mess it up too if they can Originally committed as revision 6049 to svn://svn.ffmpeg.org/ffmpeg/trunk	19 years ago
Michael Niedermayer	47a0cd7408	replacing MULH by asm for x86 about 30% faster imdct36() Originally committed as revision 6048 to svn://svn.ffmpeg.org/ffmpeg/trunk	19 years ago
Michael Niedermayer	5ab1972b53	indent preprocessor directives Originally committed as revision 6047 to svn://svn.ffmpeg.org/ffmpeg/trunk	19 years ago
Michael Niedermayer	355903f5a8	make high precission synth filter 3 times faster on x86 Originally committed as revision 6046 to svn://svn.ffmpeg.org/ffmpeg/trunk	19 years ago
Michael Niedermayer	0bd2483a75	replace MULL by MULH + shift in dct32() (code is very slightly faster, and the compiler should be able to optimize the shift away on 64bit archs) Originally committed as revision 6045 to svn://svn.ffmpeg.org/ffmpeg/trunk	19 years ago
Michael Niedermayer	eb6447766d	replace a few MULL by MULH Originally committed as revision 6039 to svn://svn.ffmpeg.org/ffmpeg/trunk	19 years ago
Michael Niedermayer	120aad7fe9	reorder butterflies to reduce memory load/store Originally committed as revision 6037 to svn://svn.ffmpeg.org/ffmpeg/trunk	19 years ago
Michael Niedermayer	55582f8de3	table contains vlc with 19 bits and 8*2 < 19 Originally committed as revision 5658 to svn://svn.ffmpeg.org/ffmpeg/trunk	19 years ago
Steve L'Homme	267f7edcd1	(f)printf --> av_log conversion taken from a patch by Steve L'Homme Originally committed as revision 5127 to svn://svn.ffmpeg.org/ffmpeg/trunk	19 years ago
Diego Biurrun	5509bffa88	Update licensing information: The FSF changed postal address. Originally committed as revision 4842 to svn://svn.ffmpeg.org/ffmpeg/trunk	19 years ago
Benjamin Larsson	fb9cb0b8c4	get_vlc -> get_vlc2 transition. Originally committed as revision 4828 to svn://svn.ffmpeg.org/ffmpeg/trunk	19 years ago
Diego Biurrun	bb270c0896	COSMETICS: tabs --> spaces, some prettyprinting Originally committed as revision 4764 to svn://svn.ffmpeg.org/ffmpeg/trunk	19 years ago
Diego Biurrun	115329f160	COSMETICS: Remove all trailing whitespace. Originally committed as revision 4749 to svn://svn.ffmpeg.org/ffmpeg/trunk	19 years ago
Roberto Togni	d9b1c197e5	QDM2 compatible decoder Originally committed as revision 4649 to svn://svn.ffmpeg.org/ffmpeg/trunk	19 years ago
Roberto Togni	e6885654eb	Reverse patch 1.59->1.60, it break mp3 in ffplay and ffmpeg Reversing approved by patch author Originally committed as revision 4646 to svn://svn.ffmpeg.org/ffmpeg/trunk	19 years ago
Alex Beregszaszi	83254e245c	removed unused CONFIG_AUDIO_NONSHORT Originally committed as revision 4633 to svn://svn.ffmpeg.org/ffmpeg/trunk	19 years ago
Michael Niedermayer	c26ae41db2	adding a few const Originally committed as revision 4337 to svn://svn.ffmpeg.org/ffmpeg/trunk	20 years ago
Michael Niedermayer	02af2269c0	check for error Originally committed as revision 4183 to svn://svn.ffmpeg.org/ffmpeg/trunk	20 years ago
Michael Niedermayer	f86f4481d8	cast to uint32 as the table is uint32_t, this also worksaround a gcc or libc bug related to frexp() Originally committed as revision 3997 to svn://svn.ffmpeg.org/ffmpeg/trunk	20 years ago
Måns Rullgård	88730be651	kill warnings patch by (Måns Rullgård <mru inprovide com>) Originally committed as revision 3977 to svn://svn.ffmpeg.org/ffmpeg/trunk	20 years ago
Roberto Togni	d2a7718df9	Multichannel mp3 in mp4 support ISO/IEC 14496-3:2001/FPDAM 3 (MP3onMP4) Derived from MPlayer patch by Larry Ruedisueli Originally committed as revision 3955 to svn://svn.ffmpeg.org/ffmpeg/trunk	20 years ago
Michael Niedermayer	44f1698a38	merge a few shifts into the dequantization, faster and more accurate, lets hope it doesnt overflow Originally committed as revision 3930 to svn://svn.ffmpeg.org/ffmpeg/trunk	20 years ago
Michael Niedermayer	125d624610	optimizing imdct12 Originally committed as revision 3929 to svn://svn.ffmpeg.org/ffmpeg/trunk	20 years ago
Michael Niedermayer	ce4a29c066	optimize antialias switch to integer antialias code as default as its faster now Originally committed as revision 3925 to svn://svn.ffmpeg.org/ffmpeg/trunk	20 years ago
Michael Niedermayer	d04728bb57	faster, simpler and more accurate l3_unscale() Originally committed as revision 3924 to svn://svn.ffmpeg.org/ffmpeg/trunk	20 years ago
Michael Niedermayer	711ae726f7	optimizing imdct36() Originally committed as revision 3923 to svn://svn.ffmpeg.org/ffmpeg/trunk	20 years ago
Michael Niedermayer	a3a5f4d6c3	support 32bit output for the mpeg audio decoder Originally committed as revision 3910 to svn://svn.ffmpeg.org/ffmpeg/trunk	20 years ago
Michael Niedermayer	b696d2a676	more accurate dequant of near zero coefficients Originally committed as revision 3909 to svn://svn.ffmpeg.org/ffmpeg/trunk	20 years ago
Michael Niedermayer	84af4a7ee6	10l (missing overflow check) Originally committed as revision 3908 to svn://svn.ffmpeg.org/ffmpeg/trunk	20 years ago
Michael Niedermayer	093c6e50c9	10l (didnt test code after cvs up ...) Originally committed as revision 3904 to svn://svn.ffmpeg.org/ffmpeg/trunk	20 years ago
Michael Niedermayer	a7a858996f	dithering for the mpeg audio decoder Originally committed as revision 3903 to svn://svn.ffmpeg.org/ffmpeg/trunk	20 years ago
Alex Beregszaszi	bf1f4da01f	exported ff_mpa_synth_filter for upcoming qdm2 decoder Originally committed as revision 3897 to svn://svn.ffmpeg.org/ffmpeg/trunk	20 years ago
Roberto Togni	1ede228a4f	Decode MP3 in ADU format Originally committed as revision 3839 to svn://svn.ffmpeg.org/ffmpeg/trunk	20 years ago
Michael Niedermayer	2fc8ea249f	dissallow sprintf Originally committed as revision 3823 to svn://svn.ffmpeg.org/ffmpeg/trunk	20 years ago

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141 Commits (2d4e0c1aa9b12d6d962aecce05b0c65a605d078c)