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ffmpeg / libavcodec / h263.c @ 5798368b

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# Date Author Comment
44eb4951 03/09/2002 01:01 PM Michael Niedermayer

divx5-gmc support
q-pel mc support
neither is totally bugfree yet though :(

Originally committed as revision 320 to svn://svn.ffmpeg.org/ffmpeg/trunk

73c8e514 03/07/2002 01:27 PM Michael Niedermayer

gmc bitstream decoding support (the real motion compensation isnt implemnted yet)

Originally committed as revision 318 to svn://svn.ffmpeg.org/ffmpeg/trunk

cc9ba006 03/05/2002 01:58 PM Michael Niedermayer

parsing more of the mpeg4 header & print some "not supported" stuff

Originally committed as revision 317 to svn://svn.ffmpeg.org/ffmpeg/trunk

e7774f11 02/22/2002 03:35 AM Juanjo

- Bug fix on RTYPE (rounding type) not being honoured by H.263+ decoder.

Originally committed as revision 312 to svn://svn.ffmpeg.org/ffmpeg/trunk

9e15ad28 02/19/2002 07:23 PM Juanjo

- Bug fixes in H.263+ Advanced INTRA Coding decoder.
- H.263+ should be able to decode streams with AIC now :)

Originally committed as revision 311 to svn://svn.ffmpeg.org/ffmpeg/trunk

d140623f 02/18/2002 07:33 PM Juanjo

- H.263+ decoder support for Advanded INTRA Coding (buggy)

Originally committed as revision 310 to svn://svn.ffmpeg.org/ffmpeg/trunk

af8793ae 02/18/2002 09:32 AM Zdenek Kabelac
  • simplified indexing

Originally committed as revision 306 to svn://svn.ffmpeg.org/ffmpeg/trunk

bb6f51ae 02/18/2002 01:58 AM Michael Niedermayer

avoid overflow of picturenumber*fps*10000
bug found by Lennert Buytenhek <>

Originally committed as revision 302 to svn://svn.ffmpeg.org/ffmpeg/trunk

17592475 02/12/2002 03:43 PM Michael Niedermayer

alternative bitstream writer (disabled by default, uncomment #define ALT_BISTREAM_WRITER in common.h if u want to try it)

Originally committed as revision 295 to svn://svn.ffmpeg.org/ffmpeg/trunk

81401c1f 02/09/2002 04:59 PM Juanjo

- Fixes on RTP and GOB headers for H.263.
- RTP callback system implemented for H.263/H.263+.
- Bug fix on DC coefficients of H.263.
- H.263 decoder now returns PTS on picture number.

Originally committed as revision 292 to svn://svn.ffmpeg.org/ffmpeg/trunk

d962f6fd 12/09/2001 12:04 PM Arpi

new IDCT code by Michael Niedermayer () - #define SIMPLE_IDCT to enable

Originally committed as revision 234 to svn://svn.ffmpeg.org/ffmpeg/trunk

644d98a4 11/19/2001 02:13 AM Juanjo

- Preliminary RTP friendly mode for H.263.
- GOB headers for H.263 coding on RTP mode.
- Improved GOB header detection for H.263 decoder.

Originally committed as revision 222 to svn://svn.ffmpeg.org/ffmpeg/trunk

96815ce9 11/17/2001 09:14 PM Juanjo

- Added support to Inter4V+Q MBs to H.263 decoder.
- Advanced Prediction Mode activated for H.263 decoder.
- Bug fixed on H.263+ header parsing for UFEP.
- Now we can decode VIVO v1 streams :)

Originally committed as revision 221 to svn://svn.ffmpeg.org/ffmpeg/trunk

8547282b 11/13/2001 01:21 AM Juanjo

- Bug fix on MV prediction for MPEG4 caused by new H.263 GOB code.

Originally committed as revision 215 to svn://svn.ffmpeg.org/ffmpeg/trunk

102d3908 11/12/2001 05:19 AM Juanjo

- Fixed a bug on H.263 MV prediction for MB on GOBs limits.
- Now we can decode H.263v1 streams found on QT without problems.

Originally committed as revision 214 to svn://svn.ffmpeg.org/ffmpeg/trunk

4949028f 11/03/2001 12:49 AM Juanjo

- Bug fix on inter MCBPC table for inter+q.
- H.263/H.263+ decoder now knows GOB start codes.
- H.263/H.263+ decoder now returns the size of the stream on the first call.
- Added show_bits() functions to see the buffer without loosing the bits.
- TODO: H.263v1 UMV parsing is buggy....

ce68c16f 10/17/2001 06:05 PM Juanjo

Added Juergen Keil fix on quant_tab4 type.

Originally committed as revision 166 to svn://svn.ffmpeg.org/ffmpeg/trunk

544286b3 08/31/2001 06:21 AM Juanjo

Moved some H.263+ variables to MpegEncContext to be thread-safe.
Increase video_buffer on ffmpeg to avoid buffer overrun on big pictures.

Originally committed as revision 114 to svn://svn.ffmpeg.org/ffmpeg/trunk

6dbd39fe 08/28/2001 11:32 PM Juanjo

Added support to Unrestricted Motion Vectors (UMV)
on H.263+ encoding/decoding. According to Annex D.
Now MV on H.263+ are 32x32 long.

Originally committed as revision 113 to svn://svn.ffmpeg.org/ffmpeg/trunk

935442b5 08/15/2001 01:11 PM Fabrice Bellard

log2 to av_log2

Originally committed as revision 101 to svn://svn.ffmpeg.org/ffmpeg/trunk

d95ecd05 08/13/2001 09:46 PM Fabrice Bellard

better vol header parsing for mpeg4

Originally committed as revision 83 to svn://svn.ffmpeg.org/ffmpeg/trunk

612476ef 08/04/2001 12:46 AM Arpi

get_bits() specialization, gives 4\speedup

Originally committed as revision 32 to svn://svn.ffmpeg.org/ffmpeg/trunk

3bb4e23a 07/24/2001 08:43 PM Fabrice Bellard

added skip macroblock optimization (big perf win on black regions for example)

Originally committed as revision 13 to svn://svn.ffmpeg.org/ffmpeg/trunk

de6d9b64 07/22/2001 02:18 PM Fabrice Bellard

Initial revision

Originally committed as revision 5 to svn://svn.ffmpeg.org/ffmpeg/trunk