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1408352ada
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Add option for user to scale the amount of dynamic range compression which is
applied by the audio decoder, and use that option in the AC3 decoder.
Originally committed as revision 11280 to svn://svn.ffmpeg.org/ffmpeg/trunk
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2007-12-20 00:55:08 +00:00 |
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03726b7042
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Skip dialog normalization. It shouldn't be used by the decoder, and there is
not currently a clean way to pass the value to the user.
Originally committed as revision 11246 to svn://svn.ffmpeg.org/ffmpeg/trunk
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2007-12-17 01:09:00 +00:00 |
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224bc440b2
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Revert commit made in revision 11228. I'm getting some strange results in the
downmixed output that I can't quite figure out.
Originally committed as revision 11245 to svn://svn.ffmpeg.org/ffmpeg/trunk
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2007-12-17 01:03:19 +00:00 |
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b40211ff67
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downmix before the IMDCT if no block switching is used
Originally committed as revision 11228 to svn://svn.ffmpeg.org/ffmpeg/trunk
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2007-12-16 04:25:50 +00:00 |
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6708eefe55
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Make AC3 decoder honor avctx->request_channels
Originally committed as revision 11220 to svn://svn.ffmpeg.org/ffmpeg/trunk
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2007-12-15 07:00:19 +00:00 |
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e2270b4e1e
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cosmetics: rename ac3 decoder variables
Originally committed as revision 11197 to svn://svn.ffmpeg.org/ffmpeg/trunk
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2007-12-09 03:28:10 +00:00 |
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e59cc20593
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cosmetics: rename common ac3 variables
Originally committed as revision 11196 to svn://svn.ffmpeg.org/ffmpeg/trunk
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2007-12-09 03:27:14 +00:00 |
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5ce2134258
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cosmetics: rename ac3 bit allocation variables
Originally committed as revision 11194 to svn://svn.ffmpeg.org/ffmpeg/trunk
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2007-12-09 03:23:04 +00:00 |
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66ecf18e38
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cosmetics: rename ac3 tables
Originally committed as revision 11193 to svn://svn.ffmpeg.org/ffmpeg/trunk
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2007-12-09 03:21:33 +00:00 |
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56cc85a068
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Misc spelling fixes, prefer American over British English.
Originally committed as revision 11126 to svn://svn.ffmpeg.org/ffmpeg/trunk
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2007-12-02 15:43:08 +00:00 |
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a135bea507
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skip incomplete frames
Originally committed as revision 10497 to svn://svn.ffmpeg.org/ffmpeg/trunk
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2007-09-15 02:44:28 +00:00 |
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3df880934e
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better AC3 header error reporting
Originally committed as revision 10496 to svn://svn.ffmpeg.org/ffmpeg/trunk
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2007-09-15 02:41:24 +00:00 |
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d5b7144e1f
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fix random dithering of zero-bit mantissas
Originally committed as revision 10495 to svn://svn.ffmpeg.org/ffmpeg/trunk
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2007-09-15 00:43:40 +00:00 |
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bfcf690c68
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cosmetics: rename variables. tbl->tab for consistency with other AC3 tables
Originally committed as revision 10494 to svn://svn.ffmpeg.org/ffmpeg/trunk
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2007-09-15 00:19:21 +00:00 |
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396a6ee50e
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fix decoding of DolbyNet AC3
Originally committed as revision 10493 to svn://svn.ffmpeg.org/ffmpeg/trunk
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2007-09-15 00:00:57 +00:00 |
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222ae64c3d
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cosmetics: vertical alignment
Originally committed as revision 10002 to svn://svn.ffmpeg.org/ffmpeg/trunk
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2007-08-09 00:39:35 +00:00 |
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5066f51502
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comments modification: add, clean up, Doxygenize, and reword
Originally committed as revision 10001 to svn://svn.ffmpeg.org/ffmpeg/trunk
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2007-08-09 00:36:49 +00:00 |
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f5cefb21d5
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cosmetics: blank lines, remove some comments
Originally committed as revision 9955 to svn://svn.ffmpeg.org/ffmpeg/trunk
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2007-08-05 21:48:46 +00:00 |
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82758fd690
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add pointer to the parent context for use with av_log()
Originally committed as revision 9954 to svn://svn.ffmpeg.org/ffmpeg/trunk
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2007-08-05 21:34:33 +00:00 |
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77416325cb
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use array for dynamic range scaling factors
Originally committed as revision 9953 to svn://svn.ffmpeg.org/ffmpeg/trunk
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2007-08-05 21:10:09 +00:00 |
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01f354531d
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add dialogue normalization
Originally committed as revision 9948 to svn://svn.ffmpeg.org/ffmpeg/trunk
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2007-08-05 19:36:35 +00:00 |
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3bbb0bf82c
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add support for downmixing to stereo or mono
Originally committed as revision 9916 to svn://svn.ffmpeg.org/ffmpeg/trunk
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2007-08-04 22:32:17 +00:00 |
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4e09232070
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use dsputil for float to signed 16-bit sample conversion
Originally committed as revision 9914 to svn://svn.ffmpeg.org/ffmpeg/trunk
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2007-08-04 20:59:22 +00:00 |
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775369e028
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cosmetics: indentation
Originally committed as revision 9911 to svn://svn.ffmpeg.org/ffmpeg/trunk
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2007-08-04 20:32:57 +00:00 |
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7b4076a777
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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
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2007-08-04 19:19:48 +00:00 |
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5e61de0cc1
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there are only 4 rematrixing bands
Originally committed as revision 9908 to svn://svn.ffmpeg.org/ffmpeg/trunk
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2007-08-04 15:01:21 +00:00 |
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75b9b0369b
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cosmetics: use more appropriate names for iterator variables.
Originally committed as revision 9907 to svn://svn.ffmpeg.org/ffmpeg/trunk
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2007-08-04 13:52:56 +00:00 |
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8e2eb3b674
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move some variables to a more local scope.
Originally committed as revision 9905 to svn://svn.ffmpeg.org/ffmpeg/trunk
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2007-08-04 13:30:37 +00:00 |
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0bff58a59a
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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
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2007-08-04 13:26:46 +00:00 |
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eaf84d970f
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cosmetics: use braces when it makes the code easier to read.
Originally committed as revision 9893 to svn://svn.ffmpeg.org/ffmpeg/trunk
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2007-08-04 12:04:41 +00:00 |
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fc59010bbf
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change AC3DecodeContext variable to local variable
Originally committed as revision 9892 to svn://svn.ffmpeg.org/ffmpeg/trunk
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2007-08-04 11:55:10 +00:00 |
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6d96d626c6
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use array instead of bitmask
Originally committed as revision 9891 to svn://svn.ffmpeg.org/ffmpeg/trunk
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2007-08-04 11:39:47 +00:00 |
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3357ff338b
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use table for converting dynamic range codes to scale factors
Originally committed as revision 9889 to svn://svn.ffmpeg.org/ffmpeg/trunk
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2007-08-04 03:27:05 +00:00 |
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5aefe3ebef
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use floating-point mantissa dequantization tables
Originally committed as revision 9888 to svn://svn.ffmpeg.org/ffmpeg/trunk
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2007-08-04 03:21:17 +00:00 |
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04ac5cada1
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cosmetics: indentation
Originally committed as revision 9887 to svn://svn.ffmpeg.org/ffmpeg/trunk
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2007-08-04 01:14:14 +00:00 |
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60f07fadd3
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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
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2007-08-04 01:13:08 +00:00 |
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d63f6fea50
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simplify coefficient decoding
Originally committed as revision 9884 to svn://svn.ffmpeg.org/ffmpeg/trunk
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2007-08-04 00:12:23 +00:00 |
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285bf28c67
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merge decoding of coupling channel coefficients and regular channel coefficients
Originally committed as revision 9883 to svn://svn.ffmpeg.org/ffmpeg/trunk
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2007-08-04 00:04:17 +00:00 |
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d7dc7ad05c
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split out coupling coefficient reconstruction into a separate function
Originally committed as revision 9882 to svn://svn.ffmpeg.org/ffmpeg/trunk
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2007-08-03 23:53:53 +00:00 |
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dfd57c366f
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align array used in mdct. fixes segfault.
Originally committed as revision 9848 to svn://svn.ffmpeg.org/ffmpeg/trunk
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2007-08-01 01:13:58 +00:00 |
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8b60bbbf5b
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simplify stereo rematrixing
Originally committed as revision 9824 to svn://svn.ffmpeg.org/ffmpeg/trunk
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2007-07-29 00:58:32 +00:00 |
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b6acc57f88
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change 2 fields from context to local variables
Originally committed as revision 9823 to svn://svn.ffmpeg.org/ffmpeg/trunk
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2007-07-29 00:35:30 +00:00 |
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8fbb368d2c
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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
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2007-07-28 20:50:25 +00:00 |
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7bfd22f25a
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remove broken downmixing. will add new implementation later.
Originally committed as revision 9821 to svn://svn.ffmpeg.org/ffmpeg/trunk
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2007-07-28 19:33:19 +00:00 |
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4611b64ec1
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simplify snr offset and bit allocation
Originally committed as revision 9784 to svn://svn.ffmpeg.org/ffmpeg/trunk
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2007-07-24 02:08:27 +00:00 |
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e9a3824880
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only use sized data types when necessary
Originally committed as revision 9783 to svn://svn.ffmpeg.org/ffmpeg/trunk
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2007-07-24 01:43:47 +00:00 |
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8f58a4c943
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set bit allocation parameters directly instead of copying
Originally committed as revision 9782 to svn://svn.ffmpeg.org/ffmpeg/trunk
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2007-07-24 01:35:25 +00:00 |
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e2cd6686fa
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use enum value instead of numerical value for acmod
Originally committed as revision 9781 to svn://svn.ffmpeg.org/ffmpeg/trunk
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2007-07-23 22:47:49 +00:00 |
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bc8edb7e53
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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
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2007-07-23 22:23:37 +00:00 |
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878c40a137
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change some bit masks to arrays
Originally committed as revision 9779 to svn://svn.ffmpeg.org/ffmpeg/trunk
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2007-07-23 22:16:15 +00:00 |
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