Commit Graph

237 Commits

Author SHA1 Message Date
Kostya Shishkov
230e9d4ca7 Replace code for clipping MV vectors (which is wrong to use here) with clipping source coords.
Originally committed as revision 5811 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-07-22 03:57:53 +00:00
Kostya Shishkov
4b94465927 Don't do non-uniform quantization on zero coeffs.
Originally committed as revision 5810 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-07-22 03:54:00 +00:00
Kostya Shishkov
27ed1a0dee 1000l: scale DC predictors instead of predicted value.
Originally committed as revision 5808 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-07-21 04:06:06 +00:00
Kostya Shishkov
92ad0d9d3b Set DC = 0 for skipped MB as it interferes DC prediction
Originally committed as revision 5807 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-07-21 04:03:56 +00:00
Kostya Shishkov
b53921aabd Set correctly quantizer and transform mode when parsing frame header.
Originally committed as revision 5806 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-07-21 03:58:48 +00:00
Kostya Shishkov
7e84f27693 Don't pass block[6][64] parameter to decode_p_mb as we always use s->block
Originally committed as revision 5761 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-07-16 03:50:00 +00:00
Kostya Shishkov
0a45801f8e Correct inverse quantization for P-frames
Originally committed as revision 5760 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-07-16 03:47:34 +00:00
Kostya Shishkov
c5b32ec1cb Rounding control for motion compensation.
Originally committed as revision 5759 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-07-16 03:45:04 +00:00
Diego Biurrun
e148c6e193 FastUVMV vs FastUVMC typo, noticed by bond
Originally committed as revision 5693 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-07-09 15:12:45 +00:00
Kostya Shishkov
fdb5983285 Check if 4-MV MB should not be decoded.
Originally committed as revision 5688 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-07-09 03:00:57 +00:00
Kostya Shishkov
5c4b8efd4b MVRANGE may occur in all frames and RESPIC in all but B-frames
Originally committed as revision 5687 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-07-09 02:56:40 +00:00
Kostya Shishkov
3a3f1cf3f8 Fix mquant selection for ALL_MBS mode
Originally committed as revision 5686 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-07-09 02:51:13 +00:00
Kostya Shishkov
65c7bb9ec4 Use overlap filter instead of loop filter.
Originally committed as revision 5685 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-07-09 02:47:09 +00:00
Kostya Shishkov
d2779ecd8b Use s->first_slice_line in checks instead of s->mb_y
Originally committed as revision 5684 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-07-09 02:44:05 +00:00
Kostya Shishkov
913e93d5f2 Improve chroma MC: correct case for FASTUVMC=1, use slower but correct /2, and always use halfpel MC.
Not quite there yet but a bit better picture on some files.

Originally committed as revision 5652 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-07-07 05:02:01 +00:00
Kostya Shishkov
50af2fd30d Enable coefficient scaling
Originally committed as revision 5651 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-07-07 04:51:50 +00:00
Kostya Shishkov
928dc49d0e Don't read out-of-bounds values.
Originally committed as revision 5650 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-07-07 04:50:13 +00:00
Kostya Shishkov
1ae4a8e61f Fix one case of choosing MV for chroma
Originally committed as revision 5635 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-07-06 03:42:51 +00:00
Kostya Shishkov
66d0ad2605 Implement intensity compensation
Originally committed as revision 5609 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-07-04 15:40:09 +00:00
Kostya Shishkov
8a66a390cc Correctly choose global transform mode, MV mode and fix bitplane decoding
Originally committed as revision 5608 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-07-04 15:39:21 +00:00
Kostya Shishkov
35a9cac888 Optimizations suggested by Michael Niedermayer
Originally committed as revision 5607 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-07-04 15:33:28 +00:00
Kostya Shishkov
05103ed33f Correctly detect when use hpel or qpel mode
Originally committed as revision 5601 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-07-03 17:22:18 +00:00
Kostya Shishkov
ef6cc8ce46 4-MV mode final fixes (now it works for non-exotic modes)
Originally committed as revision 5600 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-07-03 17:21:18 +00:00
Kostya Shishkov
4a5343fabc vc1_decode_intra_block() simplifications and corrections
Originally committed as revision 5599 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-07-03 17:17:25 +00:00
Kostya Shishkov
e4bf0302a3 4-MV decoding support
Originally committed as revision 5591 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-07-03 02:38:08 +00:00
Kostya Shishkov
8f8d0e4875 Adjust AC prediction if (some) predictors are not available.
Originally committed as revision 5564 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-07-01 07:22:29 +00:00
Kostya Shishkov
e9f2396e6f 0xFFFF l of cola. Now P-frames are decoded almost without distortions.
Originally committed as revision 5563 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-07-01 07:13:52 +00:00
Kostya Shishkov
a34c26cc3d Remove unused variable (and it wasn't free'd too)
Originally committed as revision 5562 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-07-01 03:19:28 +00:00
Kostya Shishkov
0f7344aad9 Use MpegEncContext->mbskip_table instead of custom bitplane.
Originally committed as revision 5561 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-07-01 03:17:54 +00:00
Kostya Shishkov
3f6d6af66e Slightly reworked MC code, it gives better picture.
Originally committed as revision 5554 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-06-30 03:19:31 +00:00
Kostya Shishkov
c436ff41d2 typo
Originally committed as revision 5553 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-06-30 03:17:31 +00:00
Kostya Shishkov
87dfe848fa Some optimization and fixes - mostly reworked MC and bitplanes.
Originally committed as revision 5543 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-06-29 11:05:33 +00:00
Kostya Shishkov
e8ba1cea3c This should make P-frames decoding work on x86 (by avoiding get_bits(0))
Originally committed as revision 5542 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-06-29 11:02:33 +00:00
Kostya Shishkov
f26c2ef53b Added loop filtering as ersatz for overlap filter (improves picture quality for coarse quantization).
Originally committed as revision 5535 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-06-27 15:37:48 +00:00
Kostya Shishkov
8985c915af VC1 Intra blocks in P-frames use different zigzag table than I-frames.
Originally committed as revision 5534 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-06-27 15:34:14 +00:00
Kostya Shishkov
be3492ec7e VC-1 decoder with I-frames support and partial P-frames decoding
Originally committed as revision 5530 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-06-27 03:11:51 +00:00
Kostya Shishkov
10b9c374cf Rename VC9 to VC1 as there is no such thing as VC9
Originally committed as revision 5529 to svn://svn.ffmpeg.org/ffmpeg/trunk
2006-06-27 02:55:54 +00:00