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author | Matt A. Tobin <mattatobin@localhost.localdomain> | 2018-02-02 04:16:08 -0500 |
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committer | Matt A. Tobin <mattatobin@localhost.localdomain> | 2018-02-02 04:16:08 -0500 |
commit | 5f8de423f190bbb79a62f804151bc24824fa32d8 (patch) | |
tree | 10027f336435511475e392454359edea8e25895d /media/libtheora/CHANGES | |
parent | 49ee0794b5d912db1f95dce6eb52d781dc210db5 (diff) | |
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Add m-esr52 at 52.6.0
Diffstat (limited to 'media/libtheora/CHANGES')
-rw-r--r-- | media/libtheora/CHANGES | 255 |
1 files changed, 255 insertions, 0 deletions
diff --git a/media/libtheora/CHANGES b/media/libtheora/CHANGES new file mode 100644 index 000000000..fb09793a3 --- /dev/null +++ b/media/libtheora/CHANGES @@ -0,0 +1,255 @@ +libteora 1.2.0alpha1 (2010 September 23) + +- New 'ptalarbvorm' encoder with better rate/distortion optimization +- New th_encode_ctl option for copying configuration from an existing + setup header, useful for splicing streams. +- Returns TH_DUPFRAME in more cases. +- Add ARM optimizations +- Add TI C64x+ DSP optimizations +- Other performance improvements +- Rename speedlevel 2 to 3 and provide a new speedlevel 2 +- Various minor bug fixes + +libtheora 1.1.2 (unreleased snapshot) + + - Fix Huffman table decoding with OC_HUFF_SLUSH is set to 0 + - Fix a frame size bug in player_example + - Add support for passing a buffer the size of the picture + region, rather than a full padded frame to th_encode_ycbcr_in() + as was possible with the legacy pre-1.0 API. + - 4:4:4 support in player_example using software yuv->rgb + - Better rgb->yuv conversion in png2theora + - Clean up warnings and local variables + - Build and documentation fixes + +libtheora 1.1.1 (2009 October 1) + + - Fix problems with MSVC inline assembly + - Add the missing encoder_disabled.c to the distribution + - build updates: autogen.sh should work better after switching systems + and the MSVC project now defaults to the dynamic runtime library + - Namespace some variables to avoid conflicts on wince. + +libtheora 1.1.0 (2009 September 24) + + - Fix various small issues with the example and telemetry code + - Fix handing a zero-byte packet as the first frame + - Documentation cleanup + - Two minor build fixes + +libtheora 1.1beta3 (2009 August 22) + + - Rate control fixes to smooth quality + - MSVC build now exports all of the 1.0 api + - Assorted small bug fixes + +libtheora 1.1beta2 (2009 August 12) + + - Fix a rate control problem with difficult input + - Build fixes for OpenBSD and Apple Xcode + - Examples now all use the 1.0 api + - TH_ENCCTL_SET_SPLEVEL works again + - Various bug fixes and source tree rearrangement + +libtheora 1.1beta1 (2009 August 5) + + - Support for two-pass encoding + - Performance optimization of both encoder and decoder + - Encoder supports dynamic adjustment of quality and + bitrate targets + - Encoder is generally more configurable, and all + rate control modes perform better + - Encoder now accepts 4:2:2 and 4:4:4 chroma sampling + - Decoder telemetry output shows quantization choice + and a breakdown of bitrate usage in the frame + - MSVC assembly optimizations up to date and functional + +libtheora 1.1alpha2 (2009 May 26) + + - Reduce lambda for small quantizers. + - New encoder fDCT does better on smooth gradients + - Use SATD for mode decisions (1-2% bitrate reduction) + - Assembly rewrite for new features and general speed up + - Share code between the encoder and decoder for performance + - Fix 4:2:2 decoding and telemetry + - MSVC project files updated, but assembly is disabled. + - New configure option --disable-spec to work around toolchain + detection failures. + - Limit symbol exports on MacOS X. + - Port remaining unit tests from the 1.0 release. + +libtheora 1.1alpha1 (2009 March 27) + + - Encoder rewrite with much improved vbr quality/bitrate and + better tracking of the target rate in cbr mode. + - MSVC project files do not work in this release. + +libtheora 1.0 (2008 November 3) + + - Merge x86 assembly for forward DCT from Thusnelda branch. + - Update 32 bit MMX with loop filter fix. + - Check for an uninitialized state before dereferencing in propagating + decode calls. + - Remove all TH_DEBUG statements. + - Rename the bitpacker source files copied from libogg to avoid + confusing simple build systems using both libraries. + - Declare bitfield entries to be explicitly signed for Solaris cc. + - Set quantization parameters to default values when an empty buffer is + passed with TH_ENCCTL_SET_QUANT_PARAMS. + - Split encoder and decoder tests depending on configure settings. + - Return lstylex.sty to the distribution. + - Disable inline assembly on gcc versions prior to 3.1. + - Remove extern references for OC_*_QUANT_MIN. + - Make various data tables static const so they can be read-only. + - Remove ENCCTL codes from the old encoder API. + - Implement TH_ENCCTL_SET_KEYFRAME_FREQUENCY_FORCE ctl. + - Fix segfault when exactly one of the width or height is not a multiple + of 16, but the other is. + - Compute the correct vertical offset for chroma. + - cpuid assembly fix for MSVC. + - Add VS2008 project files. + - Build updates for 64-bit platforms, Mingw32, VS and XCode. + - Do not clobber the cropping rectangle. + - Declare ourselves 1.0final to pkg-config to sort after beta releases. + - Fix the scons build to include asm in libtheoradec/enc. + +libtheora 1.0beta3 (2008 April 16) + + - Build new libtheoradec and libtheoraenc libraries + supporting the new API from theora-exp. This API should + not be considered stable yet. + - Change granule_frame() to return an index as documented. + This is a change of behaviour from 1.0beta1. + - Document that granule_time() returns the end of the + presentation interval. + - Use a custom copy of the libogg bitpacker in the decoder + to avoid function call overhead. + - MMX code improved and ported to MSVC. + - Fix a problem with the MMX code on SELinux. + - Fix a problem with decoder quantizer initialization. + - Fix a page queue problem with png2theora. + - Improved robustness. + - Updated VS2005 project files. + - Dropped build support for Microsoft VS2003. + - Dropped build support for the unreleased libogg2. + - Added the specification to the autotools build. + - Specification corrections. + +libtheora 1.0beta2 (2007 October 12) + + - Fix a crash bug on char-is-unsigned architectures (PowerPC) + - Fix a buffer sizing issue that caused rare encoder crashes + - Fix a buffer alignment issue + - Build fixes for MingW32, MSVC + - Improved format documentation. + +libtheora 1.0beta1 (2007 September 22) + + - Granulepos scheme modified to match other codecs. This bumps + the bitstream revision to 3.2.1. Bitstreams marked 3.2.0 are + handled correctly by this decoder. Older decoders will show + a one frame sync error in the less noticeable direction. + +libtheora 1.0alpha8 (2007 September 18) + + - Switch to new spec compliant decoder from theora-exp branch. + Written by Dr. Timothy Terriberry. + - Add support to the encoder for using quantization settings + provided by the application. + - more assembly optimizations + +libtheora 1.0alpha7 (2006 June 20) + + - Enable mmx assembly by default + - Avoid some relocations that caused problems on SELinux + - Other build fixes + - time testing mode (-f) for the dump_video example + +libtheora 1.0alpha6 (2006 May 30) + + * Merge theora-mmx simd acceleration (x86_32 and x86_64) + * Major RTP payload specification update + * Minor format specification updates + * Fix some spurious calls to free() instead of _ogg_free() + * Fix invalid array indexing in PixelLineSearch() + * Improve robustness against invalid input + * General warning cleanup + * The offset_y member now means what every application thought it meant + (offset from the top). This will mean some old files (those with a + non-centered image created with a buggy encoder) will display differently. + +libtheora 1.0alpha5 (2005 August 20) + + * Fixed bitrate management bugs that caused popping and encode + errors + * Fixed a crash problem with the theora_state internals not + being intialized properly. + * new utility function: + - theora_granule_shift() + * dump_video example now makes YUV4MPEG files by default, so + the results can be fed back to encoder_example and similar + tools. The old behavior is restored through the '-r' switch. + * ./configure now prints a summary + * simple unit test of the comment api under 'make check' + * misc code cleanup, warning and leak fixes + +libtheora 1.0alpha4 (2004 December 15) + + * first draft of the Theora I Format Specification + * API documentation generated from theora.h with Doxygen + * fix a double-update bug in the motion analysis + * apply the loop filter before filling motion vector border + in the reference frame + * new utility functions: + - theora_packet_isheader(), + - theora_packet_iskeyframe() + - theora_granule_frame() + * optional support for building without floating point + * optional support for building without encode support + * various build and packaging fixes + * pkg-config support + * SymbianOS build support + +libtheora 1.0alpha3 (2004 March 20) + + UPDATE: on 2004 July 1 the Theora I bitstream format was frozen. Files + produced by the libtheora 1.0alpha3 reference encoder will always be + decodable by the Theora I spec. + + * Bitstream info header FORMAT CHANGES: + - move the granulepos shift field to maintain byte alignment longer. + - reserve 5 additional bits for subsampling and interlace flags. + * Bitstream setup header FORMAT CHANGES: + - support for a range of interpolated quant matricies. + - include the in-loop block filter coeff. + * Bitsteam data packet FORMAT CHANGES: + - Reserve a bit for per-block Q index selection. + - Flip the coded image orientation for compatibility with VP3. + This allows lossless transcoding of VP3 content, but files + encoded with earlier theora releases would play upside down. + * example VP3 lossless transcoder + * optional support for libogg2 + * timing improvements in the example player + * packaging and build system updates and fixes + +libtheora 1.0alpha2 (2003 June 9) + + * bitstream FORMAT CHANGES: + - store the quant tables in a third setup header for + future encoder flexibility + - store the huffman tables in the third setup header + - add a field for marking the colorspace to the info header + - add crop parameters for non-multiple-of-16 frame sizes + - add a second vorbiscomment-style metadata header + * API changes to handle multiple headers with a single + theora_decode_header() call, like libvorbis + * code cleanup and minor fixes + * new dump_video code example/utility + * experimental win32 code examples + +libtheora 1.0alpha1 (2002 September 25) + + * First release of the theora reference implementation + * Port of the newly opened VP3 code to the Ogg container + * Rewrite of the code for portability and to use the libogg bitpacker + |