a7e6328cba
Export wma_critical_freqs as ff_wma_critical_freqs
Originally committed as revision 21391 to svn://svn.ffmpeg.org/ffmpeg/trunk
15 years ago
14b8607065
Add support for hard-coded MDCT-related ff_sine_windows tables.
Originally committed as revision 21108 to svn://svn.ffmpeg.org/ffmpeg/trunk
15 years ago
076a9dea1e
WMA: store level_table as floats, use type punning for sign flip in decode
Originally committed as revision 20078 to svn://svn.ffmpeg.org/ffmpeg/trunk
15 years ago
6776061b04
Add two more sizes to ff_sine_windows[] and also pad it with NULLs so
that FF_ELEMS(ff_sine_windows[x]) == 1 << x.
Fix issue 1384.
Originally committed as revision 19862 to svn://svn.ffmpeg.org/ffmpeg/trunk
15 years ago
4c7615c40e
Make remaining run level decode comments doxygen comments
Originally committed as revision 19235 to svn://svn.ffmpeg.org/ffmpeg/trunk
16 years ago
4df8bdeef3
Simplify run level decoding:
- remove unneeded vlc code < 0 check
- reorder vlc code handling so that the unlikely escape decoding
part comes last
- move overflow check out of the decode loop
- branchless sign conversion
Originally committed as revision 19234 to svn://svn.ffmpeg.org/ffmpeg/trunk
16 years ago
4d67e067e2
Fix indentation after the previous commit
Originally committed as revision 19233 to svn://svn.ffmpeg.org/ffmpeg/trunk
16 years ago
891bd2e5aa
Add support for escape coded wmapro run level coefficients
Originally committed as revision 19232 to svn://svn.ffmpeg.org/ffmpeg/trunk
16 years ago
9970c61b4b
Introduce WMACoef typedef for decoded coefficients
and change default type to float so that the run level
decoding functionality can be shared with wmapro
Originally committed as revision 19231 to svn://svn.ffmpeg.org/ffmpeg/trunk
16 years ago
c0e9b2e84f
Move run level decode functionality to ff_wma_run_level_decode
so that it can be reused for wmapro
Originally committed as revision 19171 to svn://svn.ffmpeg.org/ffmpeg/trunk
16 years ago
e8c7f81cf2
cosmetics: Add brackets between if/else
Originally committed as revision 19170 to svn://svn.ffmpeg.org/ffmpeg/trunk
16 years ago
523c09ca44
Add additional sample rates to the frame len bits calculation code
Originally committed as revision 19169 to svn://svn.ffmpeg.org/ffmpeg/trunk
16 years ago
cee4bb894d
Move frame len bits calculation to ff_wma_get_frame_len_bits
so that it can be reused for wmapro
Originally committed as revision 19167 to svn://svn.ffmpeg.org/ffmpeg/trunk
16 years ago
ae1374ce10
cosmetics: Prettyprint and reformat wma.c closer to K&R style.
Originally committed as revision 19165 to svn://svn.ffmpeg.org/ffmpeg/trunk
16 years ago
406792e7b0
cosmetics: Remove pointless period after copyright statement non-sentences.
Originally committed as revision 16684 to svn://svn.ffmpeg.org/ffmpeg/trunk
16 years ago
cbcbf439b9
Fix index to ff_sine_windows[]. Previously the index was usually in reverse
order.
Originally committed as revision 14940 to svn://svn.ffmpeg.org/ffmpeg/trunk
16 years ago
cce540c5e7
Don't try to free shared ff_sine_* tables pointed to by s->windows[]
Originally committed as revision 14775 to svn://svn.ffmpeg.org/ffmpeg/trunk
17 years ago
69fc4da360
Add declarations for the sine tables used in wma.c (half window sizes: 128,
256, 512, 1024 and 2048) to mdct.c. Make them accessible via dsputil.h. Make
wma.c use these shared tables.
Originally committed as revision 14758 to svn://svn.ffmpeg.org/ffmpeg/trunk
17 years ago
ece6b83c3e
Change wma.c to use the ff_sine_window_init() from mdct.c
Originally committed as revision 14757 to svn://svn.ffmpeg.org/ffmpeg/trunk
17 years ago
2c79288d4e
fix mem leak
patch by Zdenek Kabelac: [zdenek kabelac gmail com]
Originally committed as revision 9740 to svn://svn.ffmpeg.org/ffmpeg/trunk
18 years ago
47b777ceed
sanity checks (should prevent hypothetical div by zero issue)
should fix sf bug #1547313
Originally committed as revision 9164 to svn://svn.ffmpeg.org/ffmpeg/trunk
18 years ago
1890c2acf4
Optimize by building the mdct window and multipying/adding at the same time.
Patch by Ian Braithwaite ian .. braithwaite . dk
[Ffmpeg-devel] WMA decoder speedup 2007-03-22 22:56
Originally committed as revision 8526 to svn://svn.ffmpeg.org/ffmpeg/trunk
18 years ago
318c5e0524
Give context to dprintf
Originally committed as revision 8338 to svn://svn.ffmpeg.org/ffmpeg/trunk
18 years ago
bdb4b698d8
Corrections so that builds with DEBUG work
Originally committed as revision 8295 to svn://svn.ffmpeg.org/ffmpeg/trunk
18 years ago
911b9faf31
Rename WMADecodeContext to WMACodecContext
Originally committed as revision 8143 to svn://svn.ffmpeg.org/ffmpeg/trunk
18 years ago
a9c9a2400b
Supply context to tprintf
Originally committed as revision 8142 to svn://svn.ffmpeg.org/ffmpeg/trunk
18 years ago
eafcac6ac8
cosmetics: Fix another common typo, dependAnt --> dependEnt.
Originally committed as revision 8114 to svn://svn.ffmpeg.org/ffmpeg/trunk
18 years ago
5968607304
wma encoder
Originally committed as revision 7855 to svn://svn.ffmpeg.org/ffmpeg/trunk
18 years ago
Daniel Verkamp
Reimar Döffinger
Måns Rullgård
Vitor Sessak
Sascha Sommer
Diego Biurrun
Robert Swain
Zdenek Kabelac
Michael Niedermayer
Ian Braithwaite
Michel Bardiaux