FFmpeg

Commit Graph

Author	SHA1	Message	Date
Justin Ruggles	3bbb0bf82c	add support for downmixing to stereo or mono Originally committed as revision 9916 to svn://svn.ffmpeg.org/ffmpeg/trunk	18 years ago
Justin Ruggles	4e09232070	use dsputil for float to signed 16-bit sample conversion Originally committed as revision 9914 to svn://svn.ffmpeg.org/ffmpeg/trunk	18 years ago
Justin Ruggles	775369e028	cosmetics: indentation Originally committed as revision 9911 to svn://svn.ffmpeg.org/ffmpeg/trunk	18 years ago
Justin Ruggles	7b4076a777	consolidate decoding of lfe and coupling channels with decoding of full-bandwidth channels. Originally committed as revision 9910 to svn://svn.ffmpeg.org/ffmpeg/trunk	18 years ago
Justin Ruggles	5e61de0cc1	there are only 4 rematrixing bands Originally committed as revision 9908 to svn://svn.ffmpeg.org/ffmpeg/trunk	18 years ago
Justin Ruggles	75b9b0369b	cosmetics: use more appropriate names for iterator variables. Originally committed as revision 9907 to svn://svn.ffmpeg.org/ffmpeg/trunk	18 years ago
Justin Ruggles	8e2eb3b674	move some variables to a more local scope. Originally committed as revision 9905 to svn://svn.ffmpeg.org/ffmpeg/trunk	18 years ago
Justin Ruggles	0bff58a59a	make exponent decoding consistent (prepare for merging coupling and lfe code with normal channel code). Originally committed as revision 9904 to svn://svn.ffmpeg.org/ffmpeg/trunk	18 years ago
Justin Ruggles	eaf84d970f	cosmetics: use braces when it makes the code easier to read. Originally committed as revision 9893 to svn://svn.ffmpeg.org/ffmpeg/trunk	18 years ago
Justin Ruggles	fc59010bbf	change AC3DecodeContext variable to local variable Originally committed as revision 9892 to svn://svn.ffmpeg.org/ffmpeg/trunk	18 years ago
Justin Ruggles	6d96d626c6	use array instead of bitmask Originally committed as revision 9891 to svn://svn.ffmpeg.org/ffmpeg/trunk	18 years ago
Justin Ruggles	3357ff338b	use table for converting dynamic range codes to scale factors Originally committed as revision 9889 to svn://svn.ffmpeg.org/ffmpeg/trunk	18 years ago
Justin Ruggles	5aefe3ebef	use floating-point mantissa dequantization tables Originally committed as revision 9888 to svn://svn.ffmpeg.org/ffmpeg/trunk	18 years ago
Justin Ruggles	04ac5cada1	cosmetics: indentation Originally committed as revision 9887 to svn://svn.ffmpeg.org/ffmpeg/trunk	18 years ago
Justin Ruggles	60f07fadd3	dither zero-bit mantissas by default. remove dithering only if it's explicitly turned off. Originally committed as revision 9886 to svn://svn.ffmpeg.org/ffmpeg/trunk	18 years ago
Justin Ruggles	d63f6fea50	simplify coefficient decoding Originally committed as revision 9884 to svn://svn.ffmpeg.org/ffmpeg/trunk	18 years ago
Justin Ruggles	285bf28c67	merge decoding of coupling channel coefficients and regular channel coefficients Originally committed as revision 9883 to svn://svn.ffmpeg.org/ffmpeg/trunk	18 years ago
Justin Ruggles	d7dc7ad05c	split out coupling coefficient reconstruction into a separate function Originally committed as revision 9882 to svn://svn.ffmpeg.org/ffmpeg/trunk	18 years ago
Justin Ruggles	dfd57c366f	align array used in mdct. fixes segfault. Originally committed as revision 9848 to svn://svn.ffmpeg.org/ffmpeg/trunk	18 years ago
Justin Ruggles	8b60bbbf5b	simplify stereo rematrixing Originally committed as revision 9824 to svn://svn.ffmpeg.org/ffmpeg/trunk	18 years ago
Justin Ruggles	b6acc57f88	change 2 fields from context to local variables Originally committed as revision 9823 to svn://svn.ffmpeg.org/ffmpeg/trunk	18 years ago
Justin Ruggles	8fbb368d2c	BLOCK_SIZE is not used properly, just use numbers instead to avoid confusion Originally committed as revision 9822 to svn://svn.ffmpeg.org/ffmpeg/trunk	18 years ago
Justin Ruggles	7bfd22f25a	remove broken downmixing. will add new implementation later. Originally committed as revision 9821 to svn://svn.ffmpeg.org/ffmpeg/trunk	18 years ago
Justin Ruggles	4611b64ec1	simplify snr offset and bit allocation Originally committed as revision 9784 to svn://svn.ffmpeg.org/ffmpeg/trunk	18 years ago
Justin Ruggles	e9a3824880	only use sized data types when necessary Originally committed as revision 9783 to svn://svn.ffmpeg.org/ffmpeg/trunk	18 years ago
Justin Ruggles	8f58a4c943	set bit allocation parameters directly instead of copying Originally committed as revision 9782 to svn://svn.ffmpeg.org/ffmpeg/trunk	18 years ago
Justin Ruggles	e2cd6686fa	use enum value instead of numerical value for acmod Originally committed as revision 9781 to svn://svn.ffmpeg.org/ffmpeg/trunk	18 years ago
Justin Ruggles	bc8edb7e53	use consistent data type for exponents. needs to be int8_t to pass to bit allocation. Originally committed as revision 9780 to svn://svn.ffmpeg.org/ffmpeg/trunk	18 years ago
Justin Ruggles	878c40a137	change some bit masks to arrays Originally committed as revision 9779 to svn://svn.ffmpeg.org/ffmpeg/trunk	18 years ago
Justin Ruggles	bec37145da	cosmetics: indentation Originally committed as revision 9774 to svn://svn.ffmpeg.org/ffmpeg/trunk	18 years ago
Justin Ruggles	9fc1ab722e	Use shared AC-3 header parsing. Move some initializations to block parsing function. Originally committed as revision 9773 to svn://svn.ffmpeg.org/ffmpeg/trunk	18 years ago
Justin Ruggles	9ef6039043	don't need to synchronize in the decoder. the parser does that already. Originally committed as revision 9772 to svn://svn.ffmpeg.org/ffmpeg/trunk	18 years ago
Justin Ruggles	de34875c75	get rid of an ugly macro Originally committed as revision 9771 to svn://svn.ffmpeg.org/ffmpeg/trunk	18 years ago
Justin Ruggles	614e9b2424	don't need to define ALT_BITSTREAM_READER Originally committed as revision 9752 to svn://svn.ffmpeg.org/ffmpeg/trunk	18 years ago
Justin Ruggles	362664215d	update license header. add copyright for myself. correct and complete the statement about liba52. Originally committed as revision 9751 to svn://svn.ffmpeg.org/ffmpeg/trunk	18 years ago
Justin Ruggles	3bb004fcda	revise comment for exponent decoding function Originally committed as revision 9750 to svn://svn.ffmpeg.org/ffmpeg/trunk	18 years ago
Justin Ruggles	4415076f55	new implementation of exponent decoding Originally committed as revision 9749 to svn://svn.ffmpeg.org/ffmpeg/trunk	18 years ago
Justin Ruggles	d699d38393	cosmetics: indentation Originally committed as revision 9748 to svn://svn.ffmpeg.org/ffmpeg/trunk	18 years ago
Justin Ruggles	0ce668015f	remove portions of bit allocation which are no longer needed since they are shared with the encoder Originally committed as revision 9747 to svn://svn.ffmpeg.org/ffmpeg/trunk	18 years ago
Justin Ruggles	0de73a46ff	fix the 256-point MDCT Originally committed as revision 9685 to svn://svn.ffmpeg.org/ffmpeg/trunk	18 years ago
Justin Ruggles	623b79435d	use shared ac3 bit allocation function Originally committed as revision 9684 to svn://svn.ffmpeg.org/ffmpeg/trunk	18 years ago
Justin Ruggles	fa67992dea	no need for the decoder to have the license as a prefix Originally committed as revision 9682 to svn://svn.ffmpeg.org/ffmpeg/trunk	18 years ago
Justin Ruggles	76d357fd23	remove a debugging function and variable, and remove the commented-out code which uses them. Originally committed as revision 9681 to svn://svn.ffmpeg.org/ffmpeg/trunk	18 years ago
Justin Ruggles	a39532b0d9	ABS -> FFABS Originally committed as revision 9680 to svn://svn.ffmpeg.org/ffmpeg/trunk	18 years ago
Justin Ruggles	cc2a8443eb	move some common values to ac3.h and utilize them Originally committed as revision 9679 to svn://svn.ffmpeg.org/ffmpeg/trunk	18 years ago
Justin Ruggles	cb503702ee	use random number generator from libavutil Originally committed as revision 9678 to svn://svn.ffmpeg.org/ffmpeg/trunk	18 years ago
Justin Ruggles	9d10960194	10l to me. I accidentally removed a word. Originally committed as revision 9677 to svn://svn.ffmpeg.org/ffmpeg/trunk	18 years ago
Justin Ruggles	0ec2cc35f7	revise license header for simplicity and consistency Originally committed as revision 9676 to svn://svn.ffmpeg.org/ffmpeg/trunk	18 years ago
Justin Ruggles	283614b5fc	make ac3dec.c GPL until violations are fixed Originally committed as revision 9674 to svn://svn.ffmpeg.org/ffmpeg/trunk	18 years ago
Justin Ruggles	967d397a6c	AC-3 decoder, soc revision 402, Jul 14 13:45:14 2007 UTC by jbr merge ac3_decoder.h into ac3_decoder.c Originally committed as revision 9673 to svn://svn.ffmpeg.org/ffmpeg/trunk	18 years ago

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88 Commits (d5049e2c6948d4d9529fb825912a907fb9077120)