1c3e117e0b
Remove last_samples[] and copy directly from planar_samples[].
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Avoids memcpy that was used to store last samples for next frame.
Approx. 3% faster in function deinterleave_input_samples() and reduces memory
usage by 3kB.
Originally committed as revision 26021 to svn://svn.ffmpeg.org/ffmpeg/trunk
2010-12-15 17:28:52 +00:00
7eeca961e3
Remove unneeded line. key_frame is already set to 1 in avcodec_alloc_frame().
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Originally committed as revision 26020 to svn://svn.ffmpeg.org/ffmpeg/trunk
2010-12-15 17:28:49 +00:00
2d82d9b1df
cosmetics: comment clean-up and misc cosmetics
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Originally committed as revision 26019 to svn://svn.ffmpeg.org/ffmpeg/trunk
2010-12-15 17:28:44 +00:00
5901cebecd
Separate most of the per-block arrays into a separate per-block struct.
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Originally committed as revision 26018 to svn://svn.ffmpeg.org/ffmpeg/trunk
2010-12-15 17:28:41 +00:00
cb6247cb30
Split bit allocation search into a separate function.
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Originally committed as revision 26017 to svn://svn.ffmpeg.org/ffmpeg/trunk
2010-12-15 17:28:38 +00:00
a4a3bade0a
Reinstate default time_base for rtp streams
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The generic default is 0/0 and that obviously triggers once the value is used.
Originally committed as revision 26016 to svn://svn.ffmpeg.org/ffmpeg/trunk
2010-12-15 17:16:37 +00:00
0f01602362
SVQ3: Allow decoding if thread_count is > 1
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svq3 still doesn't support multithreading, but it's simpler for clients if
they can enable threading for all codecs by default.
Originally committed as revision 26015 to svn://svn.ffmpeg.org/ffmpeg/trunk
2010-12-15 00:22:47 +00:00
1aa58c6405
tcp: Check url_interrupt_cb if connect was interrupted by a signal
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This makes it possible to abort a blocking connect call.
Patch by Thomas Guillem, thomas dot guillem at gmail
Originally committed as revision 26014 to svn://svn.ffmpeg.org/ffmpeg/trunk
2010-12-14 23:03:05 +00:00
06f6f78578
10l: fix typo in compute_exp_strategy()
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Originally committed as revision 26013 to svn://svn.ffmpeg.org/ffmpeg/trunk
2010-12-14 22:45:35 +00:00
266d24be4a
Move large arrays to AC3EncodeContext rather than passing them around.
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Originally committed as revision 26012 to svn://svn.ffmpeg.org/ffmpeg/trunk
2010-12-14 22:45:31 +00:00
7da4dc17d9
cosmetics: line wrap and spacing
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Originally committed as revision 26011 to svn://svn.ffmpeg.org/ffmpeg/trunk
2010-12-14 22:45:28 +00:00
a0d763fc88
Use a single value for SNR offset in the bit allocation search rather than
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the separate coarse and fine values.
Originally committed as revision 26010 to svn://svn.ffmpeg.org/ffmpeg/trunk
2010-12-14 22:45:22 +00:00
70fcd7ea80
Change bit_alloc() to return the mantissa bit count.
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Originally committed as revision 26009 to svn://svn.ffmpeg.org/ffmpeg/trunk
2010-12-14 22:45:19 +00:00
937cd1467c
cosmetics: alignment and line wrap after last commit
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Originally committed as revision 26008 to svn://svn.ffmpeg.org/ffmpeg/trunk
2010-12-14 22:45:15 +00:00
359c1d1926
Move bit counts to AC3EncodeContext.
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Originally committed as revision 26007 to svn://svn.ffmpeg.org/ffmpeg/trunk
2010-12-14 22:45:12 +00:00
82ccbe6b27
Simplify texi files naming: ff*-doc.texi -> ff*.texi.
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Originally committed as revision 26006 to svn://svn.ffmpeg.org/ffmpeg/trunk
2010-12-14 18:38:37 +00:00
80575c0e55
Add missing dependency for matroska muxer.
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Originally committed as revision 26005 to svn://svn.ffmpeg.org/ffmpeg/trunk
2010-12-14 17:14:40 +00:00
8c634b707b
Update the test references for lavf-rm and seek-ac3_rm.
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The references changed due to r25956.
Originally committed as revision 26004 to svn://svn.ffmpeg.org/ffmpeg/trunk
2010-12-14 16:14:52 +00:00
793bbf9544
Split out setting of bit allocation parameters to a separate function.
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Th new function only needs to be called at initialization because bit
allocation parameters currently do not change during encoding.
Originally committed as revision 26003 to svn://svn.ffmpeg.org/ffmpeg/trunk
2010-12-14 14:53:43 +00:00
8999944ecb
Split out counting of frame bits into a separate function.
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Originally committed as revision 26002 to svn://svn.ffmpeg.org/ffmpeg/trunk
2010-12-14 14:53:40 +00:00
33a7d549e8
cosmetics: vertical alignment
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Originally committed as revision 26001 to svn://svn.ffmpeg.org/ffmpeg/trunk
2010-12-14 14:53:36 +00:00
d3325d555b
Only calculate num_exp_groups once.
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Originally committed as revision 26000 to svn://svn.ffmpeg.org/ffmpeg/trunk
2010-12-14 14:53:33 +00:00
dc0bc0f84e
Check for bit allocation error in ac3_encode_frame().
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Move error log printout to ac3_encode_frame().
Originally committed as revision 25999 to svn://svn.ffmpeg.org/ffmpeg/trunk
2010-12-14 14:53:30 +00:00
f94bacc538
Split out grouping of exponents into a separate function.
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Originally committed as revision 25998 to svn://svn.ffmpeg.org/ffmpeg/trunk
2010-12-14 14:53:26 +00:00
b6a1e5236e
Split out mantissa quantization into separate functions.
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Originally committed as revision 25997 to svn://svn.ffmpeg.org/ffmpeg/trunk
2010-12-14 14:53:23 +00:00
5b44ede0ba
cosmetics: rearrange some functions
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Originally committed as revision 25996 to svn://svn.ffmpeg.org/ffmpeg/trunk
2010-12-14 14:53:20 +00:00
d7da80806c
Reverse the exponent & exponent strategy array arrangement to simplify the
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per-channel exponent strategy decision. This will also make it easier to
plug-in other exponent strategy algorithms.
Originally committed as revision 25995 to svn://svn.ffmpeg.org/ffmpeg/trunk
2010-12-14 14:53:17 +00:00
67d979fede
Move writing of frame to the output bitstream to a separate function.
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Originally committed as revision 25994 to svn://svn.ffmpeg.org/ffmpeg/trunk
2010-12-14 14:53:13 +00:00
084f5c5afe
cosmetics: remove a comment and just spacing
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Originally committed as revision 25993 to svn://svn.ffmpeg.org/ffmpeg/trunk
2010-12-14 14:53:10 +00:00
160d85f5b0
Split frame size adjustment into a separate function.
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Originally committed as revision 25992 to svn://svn.ffmpeg.org/ffmpeg/trunk
2010-12-14 14:53:06 +00:00
dfdf73eb1a
Split exponent processing into separate functions.
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Originally committed as revision 25991 to svn://svn.ffmpeg.org/ffmpeg/trunk
2010-12-14 14:53:02 +00:00
0a0a8500fb
Split applying of MDCT into several separate functions.
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Originally committed as revision 25990 to svn://svn.ffmpeg.org/ffmpeg/trunk
2010-12-14 14:52:59 +00:00
4acc790f3c
Split input sample deinterleaving into a separate function.
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Originally committed as revision 25989 to svn://svn.ffmpeg.org/ffmpeg/trunk
2010-12-14 14:52:56 +00:00
152cc52803
Separate functionally different calculations in ac3_encode_frame().
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Originally committed as revision 25988 to svn://svn.ffmpeg.org/ffmpeg/trunk
2010-12-14 14:52:53 +00:00
98f6ee4453
cosmetics: rename 2 variables
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Originally committed as revision 25987 to svn://svn.ffmpeg.org/ffmpeg/trunk
2010-12-14 14:52:49 +00:00
12ed622699
Deinterleave whole frame at once instead of per-block.
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This reduces the amount of memcpy() by using pointers to overlap samples for
successive blocks rather than copying.
Originally committed as revision 25986 to svn://svn.ffmpeg.org/ffmpeg/trunk
2010-12-14 14:52:46 +00:00
e0685bc98f
cosmetics: add & alter some comments
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Originally committed as revision 25985 to svn://svn.ffmpeg.org/ffmpeg/trunk
2010-12-14 14:52:43 +00:00
282255bbd2
Split setting of bandwidth into a separate function.
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Originally committed as revision 25984 to svn://svn.ffmpeg.org/ffmpeg/trunk
2010-12-14 14:52:40 +00:00
e35c984a5d
Move setting of bitstream_id and bitstream_mode to ac3_encode_init().
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Originally committed as revision 25983 to svn://svn.ffmpeg.org/ffmpeg/trunk
2010-12-14 14:52:37 +00:00
ddf63d37b8
Improve ac3_encode_init() error reporting.
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Return AVERROR(EINVAL) instead of -1. Propogate errors from called functions.
Add some error log printouts.
Originally committed as revision 25982 to svn://svn.ffmpeg.org/ffmpeg/trunk
2010-12-14 14:52:34 +00:00
b64d842c1d
cosmetics: indent after last commit
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Originally committed as revision 25981 to svn://svn.ffmpeg.org/ffmpeg/trunk
2010-12-14 14:52:30 +00:00
99ca4f73f0
Don't use nested loops to iterate valid sample rates.
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Eliminates a goto and mirrors the bitrate validation.
Originally committed as revision 25980 to svn://svn.ffmpeg.org/ffmpeg/trunk
2010-12-14 14:52:25 +00:00
1607db0a95
Remove some duplicate local copies of avctx fields.
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This is an av_cold function, and we don't need to duplicate variables just to
save a few characters.
Originally committed as revision 25979 to svn://svn.ffmpeg.org/ffmpeg/trunk
2010-12-14 14:52:21 +00:00
8f60f70d44
Split validation of initial user options into a separate function.
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Originally committed as revision 25978 to svn://svn.ffmpeg.org/ffmpeg/trunk
2010-12-14 14:52:18 +00:00
427e2293d3
Use bytes instead of 16-bit words for frame size.
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Originally committed as revision 25977 to svn://svn.ffmpeg.org/ffmpeg/trunk
2010-12-14 14:52:14 +00:00
eed00252c9
cosmetics: rename variable 'n' to 'pad_bytes'
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Originally committed as revision 25976 to svn://svn.ffmpeg.org/ffmpeg/trunk
2010-12-14 14:52:12 +00:00
1971ab6ed6
Change output_frame_end() to return void. The frame size is already known.
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Originally committed as revision 25975 to svn://svn.ffmpeg.org/ffmpeg/trunk
2010-12-14 14:52:08 +00:00
e8b552a818
cosmetics: pretty-printing
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Originally committed as revision 25974 to svn://svn.ffmpeg.org/ffmpeg/trunk
2010-12-14 14:52:04 +00:00
ce67b7cd38
cosmetics: rename some iterator variables to match what they represent
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Originally committed as revision 25973 to svn://svn.ffmpeg.org/ffmpeg/trunk
2010-12-14 14:52:00 +00:00
777732756a
cosmetics: rename a variable for consistency
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Originally committed as revision 25972 to svn://svn.ffmpeg.org/ffmpeg/trunk
2010-12-14 14:51:56 +00:00
Justin Ruggles
Luca Barbato
Alexander Strange
Thomas Guillem
Stefano Sabatini