FFmpeg

Commit Graph

Author	SHA1	Message	Date
Justin Ruggles	6fafb0202a	add some approved parts of the E-AC-3 decoder Originally committed as revision 14910 to svn://svn.ffmpeg.org/ffmpeg/trunk	17 years ago
Justin Ruggles	ab2a942ad8	cosmetics: indentation Originally committed as revision 14863 to svn://svn.ffmpeg.org/ffmpeg/trunk	17 years ago
Justin Ruggles	bf09b550e6	commit the OKed parts of the E-AC-3 decoder Originally committed as revision 14860 to svn://svn.ffmpeg.org/ffmpeg/trunk	17 years ago
Justin Ruggles	e630027686	get data size based on the actual data array instead of coding-in the calculation Originally committed as revision 14859 to svn://svn.ffmpeg.org/ffmpeg/trunk	17 years ago
Justin Ruggles	8e33132bab	rename AC3_MAX_FRAME_SIZE to AC3_FRAME_BUFFER_SIZE and increase the size Originally committed as revision 14858 to svn://svn.ffmpeg.org/ffmpeg/trunk	17 years ago
Justin Ruggles	46dd2738ae	remove some unneeded header includes Originally committed as revision 14819 to svn://svn.ffmpeg.org/ffmpeg/trunk	17 years ago
Justin Ruggles	ec0350c983	use LFG instead of Mersenne Twister for AC-3 PRNG Originally committed as revision 14815 to svn://svn.ffmpeg.org/ffmpeg/trunk	17 years ago
Justin Ruggles	38c1a5c4d9	update my email address to one which does not depend on my service provider Originally committed as revision 14797 to svn://svn.ffmpeg.org/ffmpeg/trunk	17 years ago
Loren Merritt	911e21a306	simd int->float 20% faster ac3 if downmixing, 15% if not Originally committed as revision 14743 to svn://svn.ffmpeg.org/ffmpeg/trunk	17 years ago
Loren Merritt	ac2e556456	simd downmix 13% faster ac3 if downmixing Originally committed as revision 14742 to svn://svn.ffmpeg.org/ffmpeg/trunk	17 years ago
Loren Merritt	45d9d61889	don't mark the delayed samples for upmixing if they haven't been downmixed Originally committed as revision 14741 to svn://svn.ffmpeg.org/ffmpeg/trunk	17 years ago
Loren Merritt	3b6516f7e7	oops, non-normalized downmix to mono contaminated add_bias for non-simd float-to-int. Originally committed as revision 14740 to svn://svn.ffmpeg.org/ffmpeg/trunk	17 years ago
Loren Merritt	557ac0c448	optimize ac3_downmix. 1.3x faster 5.1->stereo, 1.9x faster 5.1->mono. Originally committed as revision 14719 to svn://svn.ffmpeg.org/ffmpeg/trunk	17 years ago
Loren Merritt	72745cff20	use float_to_int16_interleave in ac3 Originally committed as revision 14706 to svn://svn.ffmpeg.org/ffmpeg/trunk	17 years ago
Loren Merritt	916d5d6c32	use imdct_half in ac3 Originally committed as revision 14705 to svn://svn.ffmpeg.org/ffmpeg/trunk	17 years ago
Loren Merritt	d46ac5bfde	mdct wrapper function to match fft Originally committed as revision 14703 to svn://svn.ffmpeg.org/ffmpeg/trunk	17 years ago
Loren Merritt	0a570e826d	remove mdct tmp buffer Originally committed as revision 14702 to svn://svn.ffmpeg.org/ffmpeg/trunk	17 years ago
Justin Ruggles	5e3e40756e	cosmetics: use a better function name than uncouple_channels() Originally committed as revision 14614 to svn://svn.ffmpeg.org/ffmpeg/trunk	17 years ago
Justin Ruggles	022845ed05	cosmetics: change function name and comments to refer to block decoding instead of block parsing Originally committed as revision 14613 to svn://svn.ffmpeg.org/ffmpeg/trunk	17 years ago
Justin Ruggles	ba7f712c21	remove unneeded local variable Originally committed as revision 14547 to svn://svn.ffmpeg.org/ffmpeg/trunk	17 years ago
Justin Ruggles	55aff0d901	Read bitstream parameters for E-AC-3 streams before returning an error. Originally committed as revision 14528 to svn://svn.ffmpeg.org/ffmpeg/trunk	17 years ago
Justin Ruggles	602116df9b	Hardcode the table for ungrouping 3 values in 5 bits. It will be reused by the E-AC-3 decoder. Originally committed as revision 14527 to svn://svn.ffmpeg.org/ffmpeg/trunk	17 years ago
Justin Ruggles	7417120b6f	use the same table for ungrouping exponents and bap=2 mantissas Originally committed as revision 14525 to svn://svn.ffmpeg.org/ffmpeg/trunk	17 years ago
Justin Ruggles	14b7062829	cosmetics: make all references to AC-3 capitalized and hyphenated Originally committed as revision 14523 to svn://svn.ffmpeg.org/ffmpeg/trunk	17 years ago
Peter Ross	fd76c37fd9	Modify all codecs to report their supported input and output sample format(s). Originally committed as revision 14482 to svn://svn.ffmpeg.org/ffmpeg/trunk	17 years ago
Justin Ruggles	4760aec6a0	read 'coupling in use' parameter from bitstream into decoder context first, then copy to the local variable. Originally committed as revision 14311 to svn://svn.ffmpeg.org/ffmpeg/trunk	17 years ago
Justin Ruggles	7645da9194	cosmetic: use hex value instead of decimal to show relation to 0x7FFFFF Originally committed as revision 14290 to svn://svn.ffmpeg.org/ffmpeg/trunk	17 years ago
Stefano Sabatini	fe4bf37455	Make AVCodec long_names definition conditional depending on CONFIG_SMALL. Originally committed as revision 13759 to svn://svn.ffmpeg.org/ffmpeg/trunk	17 years ago
Justin Ruggles	227322b837	move rematrixing band table to ac3dec_data.c Originally committed as revision 13716 to svn://svn.ffmpeg.org/ffmpeg/trunk	17 years ago
Justin Ruggles	4397d95ce0	split up header parsing function Originally committed as revision 13705 to svn://svn.ffmpeg.org/ffmpeg/trunk	17 years ago
Justin Ruggles	da04be10a2	store exp_strategy for all blocks in decode context Originally committed as revision 13704 to svn://svn.ffmpeg.org/ffmpeg/trunk	17 years ago
Justin Ruggles	54624396fc	store cpl_in_use for all blocks in decode context Originally committed as revision 13703 to svn://svn.ffmpeg.org/ffmpeg/trunk	17 years ago
Justin Ruggles	58ce349f0a	move the decode context and some macro constants to a new file, ac3dec.h Originally committed as revision 13697 to svn://svn.ffmpeg.org/ffmpeg/trunk	17 years ago
Justin Ruggles	30f71adc46	move mix level tables from parser to decoder. have parser read bitstream value instead of using an index to a table in the decoder. Originally committed as revision 13696 to svn://svn.ffmpeg.org/ffmpeg/trunk	17 years ago
Justin Ruggles	caf0fbc889	add more gain levels and adjust mix level tables accordingly. Originally committed as revision 13695 to svn://svn.ffmpeg.org/ffmpeg/trunk	17 years ago
Justin Ruggles	687671f03b	pass bap table to ff_ac3_bit_alloc_calc_bap() Originally committed as revision 13694 to svn://svn.ffmpeg.org/ffmpeg/trunk	17 years ago
Justin Ruggles	4921bbbae5	cosmetics: indent Originally committed as revision 13692 to svn://svn.ffmpeg.org/ffmpeg/trunk	17 years ago
Justin Ruggles	aa5d6be8df	skip unsupported frame types and substream id's Originally committed as revision 13691 to svn://svn.ffmpeg.org/ffmpeg/trunk	17 years ago
Justin Ruggles	be5f17b96b	read frame type from header info into decode context Originally committed as revision 13690 to svn://svn.ffmpeg.org/ffmpeg/trunk	17 years ago
Justin Ruggles	3596aa6fe6	get substreamid from ac3 parser Originally committed as revision 13689 to svn://svn.ffmpeg.org/ffmpeg/trunk	17 years ago
Justin Ruggles	6730e9f300	get the number of blocks from the ac3 parser and use in the ac3 decoder. Originally committed as revision 13688 to svn://svn.ffmpeg.org/ffmpeg/trunk	17 years ago
Justin Ruggles	7af26d14ac	return error on frame sync error Originally committed as revision 13654 to svn://svn.ffmpeg.org/ffmpeg/trunk	17 years ago
Justin Ruggles	fb2b88a816	cosmetics: add a comment, remove a comment Originally committed as revision 13590 to svn://svn.ffmpeg.org/ffmpeg/trunk	17 years ago
Justin Ruggles	9b57545934	simplify Originally committed as revision 13589 to svn://svn.ffmpeg.org/ffmpeg/trunk	17 years ago
Justin Ruggles	6e74513a48	set lfe params at frame init instead of in every block Originally committed as revision 13588 to svn://svn.ffmpeg.org/ffmpeg/trunk	17 years ago
Justin Ruggles	b85a15fe73	only calculate number of exponent groups when exponents are not reused. Originally committed as revision 13587 to svn://svn.ffmpeg.org/ffmpeg/trunk	17 years ago
Justin Ruggles	aa148649a4	cosmetics: remove unneeded braces Originally committed as revision 13586 to svn://svn.ffmpeg.org/ffmpeg/trunk	17 years ago
Justin Ruggles	7e13b31c19	10l: cosmetics Originally committed as revision 13585 to svn://svn.ffmpeg.org/ffmpeg/trunk	17 years ago
Justin Ruggles	e25973a1fd	new dba values requires running last 2 bit allocation stages Originally committed as revision 13584 to svn://svn.ffmpeg.org/ffmpeg/trunk	17 years ago
Justin Ruggles	ff5d419e2f	get_transform_coeffs() never returns an error, so make the function and its children return void. Originally committed as revision 13582 to svn://svn.ffmpeg.org/ffmpeg/trunk	17 years ago

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307 Commits (adbfc605f6bbe87b292c82cd1f5d4d974fa6b73c)