FFmpeg

Commit Graph

Author	SHA1	Message	Date
Michael Niedermayer	1fb4890b51	better scene change detection Originally committed as revision 858 to svn://svn.ffmpeg.org/ffmpeg/trunk	23 years ago
Michael Niedermayer	c9178d868a	same dc skip behavior for chroma & luma elimination, its confusing otherwise imho Originally committed as revision 854 to svn://svn.ffmpeg.org/ffmpeg/trunk	23 years ago
Michael Niedermayer	f5866a0340	skip blocks with small chroma dc too (if the user wants it) needed to avoid IDCT(input coeffs !=0) == 0 problems which cause catastrophic error accumulation at qp=1 Originally committed as revision 853 to svn://svn.ffmpeg.org/ffmpeg/trunk	23 years ago
Michael Niedermayer	87f8cab45b	mpeg4 mpeg quantizer encoding Originally committed as revision 844 to svn://svn.ffmpeg.org/ffmpeg/trunk	23 years ago
Michael Niedermayer	508abacadb	4mv + bframe decoding bugfix Originally committed as revision 843 to svn://svn.ffmpeg.org/ffmpeg/trunk	23 years ago
Michael Niedermayer	b7adc711fa	last_picture should be never == NULL (it was with dr1) this might fix a segfault with error concealment Originally committed as revision 837 to svn://svn.ffmpeg.org/ffmpeg/trunk	23 years ago
Michael Niedermayer	d930ef19ea	fixing mpeg4 mpeg quantizers Originally committed as revision 836 to svn://svn.ffmpeg.org/ffmpeg/trunk	23 years ago
Michael Niedermayer	a10678da8a	max_b_frame=4 bugfix Originally committed as revision 833 to svn://svn.ffmpeg.org/ffmpeg/trunk	23 years ago
Michael Niedermayer	b5a093b3a9	different edge positions fixed with edge emu / dr1 Originally committed as revision 814 to svn://svn.ffmpeg.org/ffmpeg/trunk	23 years ago
Michael Niedermayer	3e6a20a0cd	minor optimizations fixing numbers.avi fixing ac prediction between MBs with different QP Originally committed as revision 782 to svn://svn.ffmpeg.org/ffmpeg/trunk	23 years ago
Michael Niedermayer	79c0c7858d	use edge emu for encoding of width or height %16!=0 files Originally committed as revision 776 to svn://svn.ffmpeg.org/ffmpeg/trunk	23 years ago
Michael Niedermayer	9022797ba2	fixing NULL reference frame with dr1 Originally committed as revision 775 to svn://svn.ffmpeg.org/ffmpeg/trunk	23 years ago
Michael Niedermayer	9be42dba97	larger edge emu buffer (might have been too small) Originally committed as revision 773 to svn://svn.ffmpeg.org/ffmpeg/trunk	23 years ago
Michael Niedermayer	5499377432	fixing gmc with emu edges Originally committed as revision 772 to svn://svn.ffmpeg.org/ffmpeg/trunk	23 years ago
Michael Niedermayer	4c9ede2e4b	interlaced mpeg2 fix ... replacing linesize>>1 by uvlinesize brainlessly wasnt a good idea Originally committed as revision 771 to svn://svn.ffmpeg.org/ffmpeg/trunk	23 years ago
Michael Niedermayer	fe072fb4ee	exporting mbskip_table after it has been allocated Originally committed as revision 768 to svn://svn.ffmpeg.org/ffmpeg/trunk	23 years ago
Michael Niedermayer	760acb18a3	direct rendering for SVQ1 MpegEncContext->opaque MUST NOT be used by the codec, its for the parent program using standart values for pict_type using (uv)linesize handling dropable p-frames like b-frames Originally committed as revision 763 to svn://svn.ffmpeg.org/ffmpeg/trunk	23 years ago
Michael Niedermayer	0fd90455ec	uvlinesize export has_b_frames mb_skip with more than 2 ip buffers Originally committed as revision 762 to svn://svn.ffmpeg.org/ffmpeg/trunk	23 years ago
Michael Niedermayer	225f9c44cf	4mv & qpel edge emu Originally committed as revision 760 to svn://svn.ffmpeg.org/ffmpeg/trunk	23 years ago
Michael Niedermayer	93a21abde5	direct rendering method 1 support Originally committed as revision 759 to svn://svn.ffmpeg.org/ffmpeg/trunk	23 years ago
Michael Niedermayer	c03a717274	rl decoding optimization Originally committed as revision 755 to svn://svn.ffmpeg.org/ffmpeg/trunk	23 years ago
Marko Kreen	adc09b2eab	adding ff prefix to avoid global name conficts with xvid (patch by Marko Kreen <marko at l-t.ee>) Originally committed as revision 739 to svn://svn.ffmpeg.org/ffmpeg/trunk	23 years ago
Falk Hüffner	e0580f8c68	Update and activate dct_unquantize_h263_mvi. Thanks to Måns Rullgård for some improvements. Originally committed as revision 714 to svn://svn.ffmpeg.org/ffmpeg/trunk	23 years ago
Michael Niedermayer	a406617f2a	init dc_scale tables to defaults (fixes mjpeg sig11) Originally committed as revision 706 to svn://svn.ffmpeg.org/ffmpeg/trunk	23 years ago
Michael Niedermayer	f5957f3fe2	wmv1 support dc scale optimisation better ac table selection for msmpeg4 Originally committed as revision 696 to svn://svn.ffmpeg.org/ffmpeg/trunk	23 years ago
Michael Niedermayer	6282185e82	grayscale only encoding Originally committed as revision 679 to svn://svn.ffmpeg.org/ffmpeg/trunk	23 years ago
Michael Niedermayer	b50eef3ae0	grayscale only decoding Originally committed as revision 677 to svn://svn.ffmpeg.org/ffmpeg/trunk	23 years ago
Michael Niedermayer	0f440e0214	optimizing MPV_decode_mb Originally committed as revision 673 to svn://svn.ffmpeg.org/ffmpeg/trunk	23 years ago
Fabrice Bellard	ad31c904b2	use ff_idct_put/add() Originally committed as revision 670 to svn://svn.ffmpeg.org/ffmpeg/trunk	23 years ago
Fabrice Bellard	03c94ede93	avoid name clash with libjpeg - added missing externs Originally committed as revision 660 to svn://svn.ffmpeg.org/ffmpeg/trunk	23 years ago
Nick Kurshev	8696b63645	use qstride instead of fixed constants Originally committed as revision 653 to svn://svn.ffmpeg.org/ffmpeg/trunk	23 years ago
Nick Kurshev	ae72cda62b	new field for communicating with external postprocessing Originally committed as revision 652 to svn://svn.ffmpeg.org/ffmpeg/trunk	23 years ago
Michael Niedermayer	333547be44	typo (found by Bohdan Horst <nexus at hoth.amu.edu.pl>) Originally committed as revision 648 to svn://svn.ffmpeg.org/ffmpeg/trunk	23 years ago
Michael Niedermayer	2a052693dd	divx5 bug workaround Originally committed as revision 647 to svn://svn.ffmpeg.org/ffmpeg/trunk	23 years ago
Michael Niedermayer	7f2fe444a3	single coefficient elimination prequantization more readable malloc & check if NULL error concealment / error resilience b_quant_offset (unfinished, should be 0 for now) data partitioning Originally committed as revision 642 to svn://svn.ffmpeg.org/ffmpeg/trunk	23 years ago
Fabrice Bellard	ff4ec49e64	license/copyright change Originally committed as revision 599 to svn://svn.ffmpeg.org/ffmpeg/trunk	23 years ago
Fabrice Bellard	6000abfa89	removed useless header includes - use av memory functions Originally committed as revision 522 to svn://svn.ffmpeg.org/ffmpeg/trunk	23 years ago
Juanjo	9cd3766f6e	- pict_type exported to AVCodecContext - Added real_pict_num to AVCodecContext, it represent the number of the previous encoded frame, usefull when coding with B frames. - Warning fix in motion_est.c Originally committed as revision 484 to svn://svn.ffmpeg.org/ffmpeg/trunk	23 years ago
Alex Beregszaszi	a69b930cd3	clamp intra matrix to 8bit for mjpeg (workaround for qscale>=25) Originally committed as revision 451 to svn://svn.ffmpeg.org/ffmpeg/trunk	23 years ago
Michael Niedermayer	7aaf3b98fc	there are divx5? encoded files without a userdata section but with b-frames :( Originally committed as revision 446 to svn://svn.ffmpeg.org/ffmpeg/trunk	23 years ago
Juanjo	ef5b1b5a7e	- Advanced Intra Coding (AIC) support for H.263+ encoder, just DC by now. - Bug fix H.263+ AIC tables. - Warning fixes. Originally committed as revision 431 to svn://svn.ffmpeg.org/ffmpeg/trunk	23 years ago
Michael Niedermayer	bb71e31757	fixing msmpeg4v3 dc-scale for quantizers 24-31 Originally committed as revision 427 to svn://svn.ffmpeg.org/ffmpeg/trunk	23 years ago
Michael Niedermayer	2417652e9f	export mbskip_table for direct rendering add hurry_up support Originally committed as revision 424 to svn://svn.ffmpeg.org/ffmpeg/trunk	23 years ago
Michael Niedermayer	d7e9533aa0	fixed msmpeg4 infinite loop if buggy stream rewrote quantizer fixed bias (+10% compression/quality for h263 like codecs) qscale=1 support mpeg1 intra frames looks far less blocky added codec_id field Originally committed as revision 423 to svn://svn.ffmpeg.org/ffmpeg/trunk	23 years ago
Michael Niedermayer	1c2a8c7f14	avcodec_flush_buffers() Originally committed as revision 420 to svn://svn.ffmpeg.org/ffmpeg/trunk	23 years ago
Michael Niedermayer	d697b89bab	segfault fix Originally committed as revision 418 to svn://svn.ffmpeg.org/ffmpeg/trunk	23 years ago
Michael Niedermayer	1ff662cc2c	export delay info fixed low_delay & vo_type on mpeg4 header writer & parser Originally committed as revision 415 to svn://svn.ffmpeg.org/ffmpeg/trunk	23 years ago
Michael Niedermayer	eec1c6b94c	divx 5.01 support Originally committed as revision 412 to svn://svn.ffmpeg.org/ffmpeg/trunk	23 years ago
Michael Niedermayer	8b4c7dbc55	fixed ratecontrol & b-frames 2pass ratecontrol fixed hq with 2pass inceased build num (a few more vars for the rc stuff) hopefully no new bugs Originally committed as revision 408 to svn://svn.ffmpeg.org/ffmpeg/trunk	23 years ago
Michael Niedermayer	91029be790	much better ME for b frames (a bit slow though) fixed MC rounding for b frames fixed hq mode with b-frames Originally committed as revision 406 to svn://svn.ffmpeg.org/ffmpeg/trunk	23 years ago

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576 Commits (65df54496e86cdb46948b3c15df4ba91d2927ceb)