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--HG-- rename : modules/libfishsound/AUTHORS => media/libfishsound/AUTHORS rename : modules/libfishsound/COPYING => media/libfishsound/COPYING rename : modules/libfishsound/ChangeLog => media/libfishsound/ChangeLog rename : modules/libfishsound/Makefile.in => media/libfishsound/Makefile.in rename : modules/libfishsound/README => media/libfishsound/README rename : modules/libfishsound/README_MOZILLA => media/libfishsound/README_MOZILLA rename : modules/libfishsound/include/Makefile.in => media/libfishsound/include/Makefile.in rename : modules/libfishsound/include/fishsound/Makefile.in => media/libfishsound/include/fishsound/Makefile.in rename : modules/libfishsound/include/fishsound/comments.h => media/libfishsound/include/fishsound/comments.h rename : modules/libfishsound/include/fishsound/config.h => media/libfishsound/include/fishsound/config.h rename : modules/libfishsound/include/fishsound/constants.h => media/libfishsound/include/fishsound/constants.h rename : modules/libfishsound/include/fishsound/decode.h => media/libfishsound/include/fishsound/decode.h rename : modules/libfishsound/include/fishsound/deprecated.h => media/libfishsound/include/fishsound/deprecated.h rename : modules/libfishsound/include/fishsound/encode.h => media/libfishsound/include/fishsound/encode.h rename : modules/libfishsound/include/fishsound/fishsound.h => media/libfishsound/include/fishsound/fishsound.h rename : modules/libfishsound/src/Makefile.in => media/libfishsound/src/Makefile.in rename : modules/libfishsound/src/libfishsound/Makefile.in => media/libfishsound/src/libfishsound/Makefile.in rename : modules/libfishsound/src/libfishsound/config.h => media/libfishsound/src/libfishsound/config.h rename : modules/libfishsound/src/libfishsound/convert.h => media/libfishsound/src/libfishsound/convert.h rename : modules/libfishsound/src/libfishsound/convert_c.h => media/libfishsound/src/libfishsound/convert_c.h rename : modules/libfishsound/src/libfishsound/convert_oil.h => media/libfishsound/src/libfishsound/convert_oil.h rename : modules/libfishsound/src/libfishsound/fishsound.c => media/libfishsound/src/libfishsound/fishsound.c rename : modules/libfishsound/src/libfishsound/fishsound_comments.c => media/libfishsound/src/libfishsound/fishsound_comments.c rename : modules/libfishsound/src/libfishsound/fishsound_decode.c => media/libfishsound/src/libfishsound/fishsound_decode.c rename : modules/libfishsound/src/libfishsound/fishsound_encode.c => media/libfishsound/src/libfishsound/fishsound_encode.c rename : modules/libfishsound/src/libfishsound/fishsound_flac.c => media/libfishsound/src/libfishsound/fishsound_flac.c rename : modules/libfishsound/src/libfishsound/fishsound_speex.c => media/libfishsound/src/libfishsound/fishsound_speex.c rename : modules/libfishsound/src/libfishsound/fishsound_vorbis.c => media/libfishsound/src/libfishsound/fishsound_vorbis.c rename : modules/libfishsound/src/libfishsound/fs_compat.h => media/libfishsound/src/libfishsound/fs_compat.h rename : modules/libfishsound/src/libfishsound/fs_vector.c => media/libfishsound/src/libfishsound/fs_vector.c rename : modules/libfishsound/src/libfishsound/fs_vector.h => media/libfishsound/src/libfishsound/fs_vector.h rename : modules/libfishsound/src/libfishsound/private.h => media/libfishsound/src/libfishsound/private.h rename : modules/libfishsound/update.sh => media/libfishsound/update.sh rename : modules/libogg/AUTHORS => media/libogg/AUTHORS rename : modules/libogg/CHANGES => media/libogg/CHANGES rename : modules/libogg/COPYING => media/libogg/COPYING rename : modules/libogg/Makefile.in => media/libogg/Makefile.in rename : modules/libogg/README => media/libogg/README rename : modules/libogg/README_MOZILLA => media/libogg/README_MOZILLA rename : modules/libogg/include/Makefile.in => media/libogg/include/Makefile.in rename : modules/libogg/include/ogg/Makefile.in => media/libogg/include/ogg/Makefile.in rename : modules/libogg/include/ogg/config_types.h => media/libogg/include/ogg/config_types.h rename : modules/libogg/include/ogg/ogg.h => media/libogg/include/ogg/ogg.h rename : modules/libogg/include/ogg/os_types.h => media/libogg/include/ogg/os_types.h rename : modules/libogg/src/Makefile.in => media/libogg/src/Makefile.in rename : modules/libogg/src/bitwise.c => media/libogg/src/bitwise.c rename : modules/libogg/src/framing.c => media/libogg/src/framing.c rename : modules/libogg/src/ogg_bitwise.c => media/libogg/src/ogg_bitwise.c rename : modules/libogg/src/ogg_framing.c => media/libogg/src/ogg_framing.c rename : modules/libogg/update.sh => media/libogg/update.sh rename : modules/liboggplay/Makefile.in => media/liboggplay/Makefile.in rename : modules/liboggplay/README => media/liboggplay/README rename : modules/liboggplay/README_MOZILLA => media/liboggplay/README_MOZILLA rename : modules/liboggplay/include/Makefile.in => media/liboggplay/include/Makefile.in rename : modules/liboggplay/include/oggplay/Makefile.in => media/liboggplay/include/oggplay/Makefile.in rename : modules/liboggplay/include/oggplay/config_win32.h => media/liboggplay/include/oggplay/config_win32.h rename : modules/liboggplay/include/oggplay/oggplay.h => media/liboggplay/include/oggplay/oggplay.h rename : modules/liboggplay/include/oggplay/oggplay_callback_info.h => media/liboggplay/include/oggplay/oggplay_callback_info.h rename : modules/liboggplay/include/oggplay/oggplay_enums.h => media/liboggplay/include/oggplay/oggplay_enums.h rename : modules/liboggplay/include/oggplay/oggplay_query.h => media/liboggplay/include/oggplay/oggplay_query.h rename : modules/liboggplay/include/oggplay/oggplay_reader.h => media/liboggplay/include/oggplay/oggplay_reader.h rename : modules/liboggplay/include/oggplay/oggplay_seek.h => media/liboggplay/include/oggplay/oggplay_seek.h rename : modules/liboggplay/include/oggplay/oggplay_tools.h => media/liboggplay/include/oggplay/oggplay_tools.h rename : modules/liboggplay/src/Makefile.in => media/liboggplay/src/Makefile.in rename : modules/liboggplay/src/liboggplay/Makefile.in => media/liboggplay/src/liboggplay/Makefile.in rename : modules/liboggplay/src/liboggplay/config.h => media/liboggplay/src/liboggplay/config.h rename : modules/liboggplay/src/liboggplay/oggplay.c => media/liboggplay/src/liboggplay/oggplay.c rename : modules/liboggplay/src/liboggplay/oggplay_buffer.c => media/liboggplay/src/liboggplay/oggplay_buffer.c rename : modules/liboggplay/src/liboggplay/oggplay_buffer.h => media/liboggplay/src/liboggplay/oggplay_buffer.h rename : modules/liboggplay/src/liboggplay/oggplay_callback.c => media/liboggplay/src/liboggplay/oggplay_callback.c rename : modules/liboggplay/src/liboggplay/oggplay_callback.h => media/liboggplay/src/liboggplay/oggplay_callback.h rename : modules/liboggplay/src/liboggplay/oggplay_callback_info.c => media/liboggplay/src/liboggplay/oggplay_callback_info.c rename : modules/liboggplay/src/liboggplay/oggplay_data.c => media/liboggplay/src/liboggplay/oggplay_data.c rename : modules/liboggplay/src/liboggplay/oggplay_data.h => media/liboggplay/src/liboggplay/oggplay_data.h rename : modules/liboggplay/src/liboggplay/oggplay_file_reader.c => media/liboggplay/src/liboggplay/oggplay_file_reader.c rename : modules/liboggplay/src/liboggplay/oggplay_file_reader.h => media/liboggplay/src/liboggplay/oggplay_file_reader.h rename : modules/liboggplay/src/liboggplay/oggplay_private.h => media/liboggplay/src/liboggplay/oggplay_private.h rename : modules/liboggplay/src/liboggplay/oggplay_query.c => media/liboggplay/src/liboggplay/oggplay_query.c rename : modules/liboggplay/src/liboggplay/oggplay_seek.c => media/liboggplay/src/liboggplay/oggplay_seek.c rename : modules/liboggplay/src/liboggplay/oggplay_tcp_reader.c => media/liboggplay/src/liboggplay/oggplay_tcp_reader.c rename : modules/liboggplay/src/liboggplay/oggplay_tcp_reader.h => media/liboggplay/src/liboggplay/oggplay_tcp_reader.h rename : modules/liboggplay/src/liboggplay/oggplay_tools.c => media/liboggplay/src/liboggplay/oggplay_tools.c rename : modules/liboggplay/src/liboggplay/oggplay_yuv2rgb.c => media/liboggplay/src/liboggplay/oggplay_yuv2rgb.c rename : modules/liboggplay/src/liboggplay/std_semaphore.h => media/liboggplay/src/liboggplay/std_semaphore.h rename : modules/liboggplay/update.sh => media/liboggplay/update.sh rename : modules/liboggplay_audio/Makefile.in => media/liboggplay_audio/Makefile.in rename : modules/liboggplay_audio/README_MOZILLA => media/liboggplay_audio/README_MOZILLA rename : modules/liboggplay_audio/sydney_audio.h => media/liboggplay_audio/sydney_audio.h rename : modules/liboggplay_audio/sydney_audio_alsa.c => media/liboggplay_audio/sydney_audio_alsa.c rename : modules/liboggplay_audio/sydney_audio_mac.c => media/liboggplay_audio/sydney_audio_mac.c rename : modules/liboggplay_audio/sydney_audio_oss.c => media/liboggplay_audio/sydney_audio_oss.c rename : modules/liboggplay_audio/sydney_audio_waveapi.c => media/liboggplay_audio/sydney_audio_waveapi.c rename : modules/liboggplay_audio/update.sh => media/liboggplay_audio/update.sh rename : modules/liboggz/AUTHORS => media/liboggz/AUTHORS rename : modules/liboggz/COPYING => media/liboggz/COPYING rename : modules/liboggz/ChangeLog => media/liboggz/ChangeLog rename : modules/liboggz/Makefile.in => media/liboggz/Makefile.in rename : modules/liboggz/README => media/liboggz/README rename : modules/liboggz/README_MOZILLA => media/liboggz/README_MOZILLA rename : modules/liboggz/include/Makefile.in => media/liboggz/include/Makefile.in rename : modules/liboggz/include/oggz/Makefile.in => media/liboggz/include/oggz/Makefile.in rename : modules/liboggz/include/oggz/config.h => media/liboggz/include/oggz/config.h rename : modules/liboggz/include/oggz/config_win32.h => media/liboggz/include/oggz/config_win32.h rename : modules/liboggz/include/oggz/oggz.h => media/liboggz/include/oggz/oggz.h rename : modules/liboggz/include/oggz/oggz_comments.h => media/liboggz/include/oggz/oggz_comments.h rename : modules/liboggz/include/oggz/oggz_constants.h => media/liboggz/include/oggz/oggz_constants.h rename : modules/liboggz/include/oggz/oggz_deprecated.h => media/liboggz/include/oggz/oggz_deprecated.h rename : modules/liboggz/include/oggz/oggz_io.h => media/liboggz/include/oggz/oggz_io.h rename : modules/liboggz/include/oggz/oggz_off_t.h => media/liboggz/include/oggz/oggz_off_t.h rename : modules/liboggz/include/oggz/oggz_off_t_generated.h => media/liboggz/include/oggz/oggz_off_t_generated.h rename : modules/liboggz/include/oggz/oggz_read.h => media/liboggz/include/oggz/oggz_read.h rename : modules/liboggz/include/oggz/oggz_seek.h => media/liboggz/include/oggz/oggz_seek.h rename : modules/liboggz/include/oggz/oggz_stream.h => media/liboggz/include/oggz/oggz_stream.h rename : modules/liboggz/include/oggz/oggz_table.h => media/liboggz/include/oggz/oggz_table.h rename : modules/liboggz/include/oggz/oggz_write.h => media/liboggz/include/oggz/oggz_write.h rename : modules/liboggz/src/Makefile.in => media/liboggz/src/Makefile.in rename : modules/liboggz/src/liboggz/Makefile.in => media/liboggz/src/liboggz/Makefile.in rename : modules/liboggz/src/liboggz/metric_internal.c => media/liboggz/src/liboggz/metric_internal.c rename : modules/liboggz/src/liboggz/oggz.c => media/liboggz/src/liboggz/oggz.c rename : modules/liboggz/src/liboggz/oggz_auto.c => media/liboggz/src/liboggz/oggz_auto.c rename : modules/liboggz/src/liboggz/oggz_auto.h => media/liboggz/src/liboggz/oggz_auto.h rename : modules/liboggz/src/liboggz/oggz_byteorder.h => media/liboggz/src/liboggz/oggz_byteorder.h rename : modules/liboggz/src/liboggz/oggz_comments.c => media/liboggz/src/liboggz/oggz_comments.c rename : modules/liboggz/src/liboggz/oggz_compat.h => media/liboggz/src/liboggz/oggz_compat.h rename : modules/liboggz/src/liboggz/oggz_dlist.c => media/liboggz/src/liboggz/oggz_dlist.c rename : modules/liboggz/src/liboggz/oggz_dlist.h => media/liboggz/src/liboggz/oggz_dlist.h rename : modules/liboggz/src/liboggz/oggz_io.c => media/liboggz/src/liboggz/oggz_io.c rename : modules/liboggz/src/liboggz/oggz_macros.h => media/liboggz/src/liboggz/oggz_macros.h rename : modules/liboggz/src/liboggz/oggz_private.h => media/liboggz/src/liboggz/oggz_private.h rename : modules/liboggz/src/liboggz/oggz_read.c => media/liboggz/src/liboggz/oggz_read.c rename : modules/liboggz/src/liboggz/oggz_seek.c => media/liboggz/src/liboggz/oggz_seek.c rename : modules/liboggz/src/liboggz/oggz_stream.c => media/liboggz/src/liboggz/oggz_stream.c rename : modules/liboggz/src/liboggz/oggz_stream.h => media/liboggz/src/liboggz/oggz_stream.h rename : modules/liboggz/src/liboggz/oggz_stream_private.h => media/liboggz/src/liboggz/oggz_stream_private.h rename : modules/liboggz/src/liboggz/oggz_table.c => media/liboggz/src/liboggz/oggz_table.c rename : modules/liboggz/src/liboggz/oggz_vector.c => media/liboggz/src/liboggz/oggz_vector.c rename : modules/liboggz/src/liboggz/oggz_vector.h => media/liboggz/src/liboggz/oggz_vector.h rename : modules/liboggz/src/liboggz/oggz_write.c => media/liboggz/src/liboggz/oggz_write.c rename : modules/liboggz/update.sh => media/liboggz/update.sh rename : modules/libtheora/AUTHORS => media/libtheora/AUTHORS rename : modules/libtheora/CHANGES => media/libtheora/CHANGES rename : modules/libtheora/COPYING => media/libtheora/COPYING rename : modules/libtheora/LICENSE => media/libtheora/LICENSE rename : modules/libtheora/Makefile.in => media/libtheora/Makefile.in rename : modules/libtheora/README => media/libtheora/README rename : modules/libtheora/README_MOZILLA => media/libtheora/README_MOZILLA rename : modules/libtheora/changeset_r15144.diff => media/libtheora/changeset_r15144.diff rename : modules/libtheora/include/Makefile.in => media/libtheora/include/Makefile.in rename : modules/libtheora/include/theora/Makefile.in => media/libtheora/include/theora/Makefile.in rename : modules/libtheora/include/theora/codec.h => media/libtheora/include/theora/codec.h rename : modules/libtheora/include/theora/config.h => media/libtheora/include/theora/config.h rename : modules/libtheora/include/theora/theora.h => media/libtheora/include/theora/theora.h rename : modules/libtheora/include/theora/theoradec.h => media/libtheora/include/theora/theoradec.h rename : modules/libtheora/lib/Makefile.in => media/libtheora/lib/Makefile.in rename : modules/libtheora/lib/config.h => media/libtheora/lib/config.h rename : modules/libtheora/lib/cpu.c => media/libtheora/lib/cpu.c rename : modules/libtheora/lib/cpu.h => media/libtheora/lib/cpu.h rename : modules/libtheora/lib/dec/apiwrapper.c => media/libtheora/lib/dec/apiwrapper.c rename : 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modules/libtheora/lib/dec/huffdec.c => media/libtheora/lib/dec/huffdec.c rename : modules/libtheora/lib/dec/huffdec.h => media/libtheora/lib/dec/huffdec.h rename : modules/libtheora/lib/dec/huffman.h => media/libtheora/lib/dec/huffman.h rename : modules/libtheora/lib/dec/idct.c => media/libtheora/lib/dec/idct.c rename : modules/libtheora/lib/dec/idct.h => media/libtheora/lib/dec/idct.h rename : modules/libtheora/lib/dec/info.c => media/libtheora/lib/dec/info.c rename : modules/libtheora/lib/dec/internal.c => media/libtheora/lib/dec/internal.c rename : modules/libtheora/lib/dec/ocintrin.h => media/libtheora/lib/dec/ocintrin.h rename : modules/libtheora/lib/dec/quant.c => media/libtheora/lib/dec/quant.c rename : modules/libtheora/lib/dec/quant.h => media/libtheora/lib/dec/quant.h rename : modules/libtheora/lib/dec/state.c => media/libtheora/lib/dec/state.c rename : modules/libtheora/lib/dec/x86/mmxfrag.c => media/libtheora/lib/dec/x86/mmxfrag.c rename : modules/libtheora/lib/dec/x86/mmxidct.c => media/libtheora/lib/dec/x86/mmxidct.c rename : modules/libtheora/lib/dec/x86/mmxstate.c => media/libtheora/lib/dec/x86/mmxstate.c rename : modules/libtheora/lib/dec/x86/x86int.h => media/libtheora/lib/dec/x86/x86int.h rename : modules/libtheora/lib/dec/x86/x86state.c => media/libtheora/lib/dec/x86/x86state.c rename : modules/libtheora/lib/internal.h => media/libtheora/lib/internal.h rename : modules/libtheora/update.sh => media/libtheora/update.sh rename : modules/libvorbis/AUTHORS => media/libvorbis/AUTHORS rename : modules/libvorbis/COPYING => media/libvorbis/COPYING rename : modules/libvorbis/Makefile.in => media/libvorbis/Makefile.in rename : modules/libvorbis/README => media/libvorbis/README rename : modules/libvorbis/README_MOZILLA => media/libvorbis/README_MOZILLA rename : modules/libvorbis/include/Makefile.in => media/libvorbis/include/Makefile.in rename : modules/libvorbis/include/vorbis/Makefile.in => media/libvorbis/include/vorbis/Makefile.in rename : modules/libvorbis/include/vorbis/codec.h => media/libvorbis/include/vorbis/codec.h rename : modules/libvorbis/lib/Makefile.in => media/libvorbis/lib/Makefile.in rename : modules/libvorbis/lib/backends.h => media/libvorbis/lib/backends.h rename : modules/libvorbis/lib/bitrate.h => media/libvorbis/lib/bitrate.h rename : modules/libvorbis/lib/codebook.h => media/libvorbis/lib/codebook.h rename : modules/libvorbis/lib/codec_internal.h => media/libvorbis/lib/codec_internal.h rename : modules/libvorbis/lib/envelope.h => media/libvorbis/lib/envelope.h rename : modules/libvorbis/lib/highlevel.h => media/libvorbis/lib/highlevel.h rename : modules/libvorbis/lib/lookup.h => media/libvorbis/lib/lookup.h rename : modules/libvorbis/lib/lookup_data.h => media/libvorbis/lib/lookup_data.h rename : modules/libvorbis/lib/lpc.h => media/libvorbis/lib/lpc.h rename : modules/libvorbis/lib/lsp.h => media/libvorbis/lib/lsp.h rename : modules/libvorbis/lib/masking.h => media/libvorbis/lib/masking.h rename : modules/libvorbis/lib/mdct.h => media/libvorbis/lib/mdct.h rename : modules/libvorbis/lib/misc.h => media/libvorbis/lib/misc.h rename : modules/libvorbis/lib/os.h => media/libvorbis/lib/os.h rename : modules/libvorbis/lib/psy.h => media/libvorbis/lib/psy.h rename : modules/libvorbis/lib/registry.h => media/libvorbis/lib/registry.h rename : modules/libvorbis/lib/scales.h => media/libvorbis/lib/scales.h rename : modules/libvorbis/lib/smallft.h => media/libvorbis/lib/smallft.h rename : modules/libvorbis/lib/vorbis_analysis.c => media/libvorbis/lib/vorbis_analysis.c rename : modules/libvorbis/lib/vorbis_bitrate.c => media/libvorbis/lib/vorbis_bitrate.c rename : modules/libvorbis/lib/vorbis_block.c => media/libvorbis/lib/vorbis_block.c rename : modules/libvorbis/lib/vorbis_codebook.c => media/libvorbis/lib/vorbis_codebook.c rename : modules/libvorbis/lib/vorbis_envelope.c => media/libvorbis/lib/vorbis_envelope.c rename : modules/libvorbis/lib/vorbis_floor0.c => media/libvorbis/lib/vorbis_floor0.c rename : modules/libvorbis/lib/vorbis_floor1.c => media/libvorbis/lib/vorbis_floor1.c rename : modules/libvorbis/lib/vorbis_info.c => media/libvorbis/lib/vorbis_info.c rename : modules/libvorbis/lib/vorbis_lookup.c => media/libvorbis/lib/vorbis_lookup.c rename : modules/libvorbis/lib/vorbis_lpc.c => media/libvorbis/lib/vorbis_lpc.c rename : modules/libvorbis/lib/vorbis_lsp.c => media/libvorbis/lib/vorbis_lsp.c rename : modules/libvorbis/lib/vorbis_mapping0.c => media/libvorbis/lib/vorbis_mapping0.c rename : modules/libvorbis/lib/vorbis_mdct.c => media/libvorbis/lib/vorbis_mdct.c rename : modules/libvorbis/lib/vorbis_psy.c => media/libvorbis/lib/vorbis_psy.c rename : modules/libvorbis/lib/vorbis_registry.c => media/libvorbis/lib/vorbis_registry.c rename : modules/libvorbis/lib/vorbis_res0.c => media/libvorbis/lib/vorbis_res0.c rename : modules/libvorbis/lib/vorbis_sharedbook.c => media/libvorbis/lib/vorbis_sharedbook.c rename : modules/libvorbis/lib/vorbis_smallft.c => media/libvorbis/lib/vorbis_smallft.c rename : modules/libvorbis/lib/vorbis_synthesis.c => media/libvorbis/lib/vorbis_synthesis.c rename : modules/libvorbis/lib/vorbis_window.c => media/libvorbis/lib/vorbis_window.c rename : modules/libvorbis/lib/window.h => media/libvorbis/lib/window.h rename : modules/libvorbis/todo.txt => media/libvorbis/todo.txt rename : modules/libvorbis/update.sh => media/libvorbis/update.sh
785 lines
20 KiB
C
785 lines
20 KiB
C
/********************************************************************
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* *
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* THIS FILE IS PART OF THE OggVorbis SOFTWARE CODEC SOURCE CODE. *
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* USE, DISTRIBUTION AND REPRODUCTION OF THIS LIBRARY SOURCE IS *
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* GOVERNED BY A BSD-STYLE SOURCE LICENSE INCLUDED WITH THIS SOURCE *
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* IN 'COPYING'. PLEASE READ THESE TERMS BEFORE DISTRIBUTING. *
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* *
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* THE OggVorbis SOURCE CODE IS (C) COPYRIGHT 1994-2002 *
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* by the Xiph.Org Foundation http://www.xiph.org/ *
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* *
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********************************************************************
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function: packing variable sized words into an octet stream
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last mod: $Id: bitwise.c 7675 2004-09-01 00:34:39Z xiphmont $
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********************************************************************/
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/* We're 'LSb' endian; if we write a word but read individual bits,
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then we'll read the lsb first */
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#include <string.h>
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#include <stdlib.h>
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#include <ogg/ogg.h>
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#define BUFFER_INCREMENT 256
|
|
|
|
static const unsigned long mask[]=
|
|
{0x00000000,0x00000001,0x00000003,0x00000007,0x0000000f,
|
|
0x0000001f,0x0000003f,0x0000007f,0x000000ff,0x000001ff,
|
|
0x000003ff,0x000007ff,0x00000fff,0x00001fff,0x00003fff,
|
|
0x00007fff,0x0000ffff,0x0001ffff,0x0003ffff,0x0007ffff,
|
|
0x000fffff,0x001fffff,0x003fffff,0x007fffff,0x00ffffff,
|
|
0x01ffffff,0x03ffffff,0x07ffffff,0x0fffffff,0x1fffffff,
|
|
0x3fffffff,0x7fffffff,0xffffffff };
|
|
|
|
static const unsigned int mask8B[]=
|
|
{0x00,0x80,0xc0,0xe0,0xf0,0xf8,0xfc,0xfe,0xff};
|
|
|
|
void oggpack_writeinit(oggpack_buffer *b){
|
|
memset(b,0,sizeof(*b));
|
|
b->ptr=b->buffer=_ogg_malloc(BUFFER_INCREMENT);
|
|
b->buffer[0]='\0';
|
|
b->storage=BUFFER_INCREMENT;
|
|
}
|
|
|
|
void oggpackB_writeinit(oggpack_buffer *b){
|
|
oggpack_writeinit(b);
|
|
}
|
|
|
|
void oggpack_writetrunc(oggpack_buffer *b,long bits){
|
|
long bytes=bits>>3;
|
|
bits-=bytes*8;
|
|
b->ptr=b->buffer+bytes;
|
|
b->endbit=bits;
|
|
b->endbyte=bytes;
|
|
*b->ptr&=mask[bits];
|
|
}
|
|
|
|
void oggpackB_writetrunc(oggpack_buffer *b,long bits){
|
|
long bytes=bits>>3;
|
|
bits-=bytes*8;
|
|
b->ptr=b->buffer+bytes;
|
|
b->endbit=bits;
|
|
b->endbyte=bytes;
|
|
*b->ptr&=mask8B[bits];
|
|
}
|
|
|
|
/* Takes only up to 32 bits. */
|
|
void oggpack_write(oggpack_buffer *b,unsigned long value,int bits){
|
|
if(b->endbyte+4>=b->storage){
|
|
b->buffer=_ogg_realloc(b->buffer,b->storage+BUFFER_INCREMENT);
|
|
b->storage+=BUFFER_INCREMENT;
|
|
b->ptr=b->buffer+b->endbyte;
|
|
}
|
|
|
|
value&=mask[bits];
|
|
bits+=b->endbit;
|
|
|
|
b->ptr[0]|=value<<b->endbit;
|
|
|
|
if(bits>=8){
|
|
b->ptr[1]=(unsigned char)(value>>(8-b->endbit));
|
|
if(bits>=16){
|
|
b->ptr[2]=(unsigned char)(value>>(16-b->endbit));
|
|
if(bits>=24){
|
|
b->ptr[3]=(unsigned char)(value>>(24-b->endbit));
|
|
if(bits>=32){
|
|
if(b->endbit)
|
|
b->ptr[4]=(unsigned char)(value>>(32-b->endbit));
|
|
else
|
|
b->ptr[4]=0;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
b->endbyte+=bits/8;
|
|
b->ptr+=bits/8;
|
|
b->endbit=bits&7;
|
|
}
|
|
|
|
/* Takes only up to 32 bits. */
|
|
void oggpackB_write(oggpack_buffer *b,unsigned long value,int bits){
|
|
if(b->endbyte+4>=b->storage){
|
|
b->buffer=_ogg_realloc(b->buffer,b->storage+BUFFER_INCREMENT);
|
|
b->storage+=BUFFER_INCREMENT;
|
|
b->ptr=b->buffer+b->endbyte;
|
|
}
|
|
|
|
value=(value&mask[bits])<<(32-bits);
|
|
bits+=b->endbit;
|
|
|
|
b->ptr[0]|=value>>(24+b->endbit);
|
|
|
|
if(bits>=8){
|
|
b->ptr[1]=(unsigned char)(value>>(16+b->endbit));
|
|
if(bits>=16){
|
|
b->ptr[2]=(unsigned char)(value>>(8+b->endbit));
|
|
if(bits>=24){
|
|
b->ptr[3]=(unsigned char)(value>>(b->endbit));
|
|
if(bits>=32){
|
|
if(b->endbit)
|
|
b->ptr[4]=(unsigned char)(value<<(8-b->endbit));
|
|
else
|
|
b->ptr[4]=0;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
b->endbyte+=bits/8;
|
|
b->ptr+=bits/8;
|
|
b->endbit=bits&7;
|
|
}
|
|
|
|
void oggpack_writealign(oggpack_buffer *b){
|
|
int bits=8-b->endbit;
|
|
if(bits<8)
|
|
oggpack_write(b,0,bits);
|
|
}
|
|
|
|
void oggpackB_writealign(oggpack_buffer *b){
|
|
int bits=8-b->endbit;
|
|
if(bits<8)
|
|
oggpackB_write(b,0,bits);
|
|
}
|
|
|
|
static void oggpack_writecopy_helper(oggpack_buffer *b,
|
|
void *source,
|
|
long bits,
|
|
void (*w)(oggpack_buffer *,
|
|
unsigned long,
|
|
int),
|
|
int msb){
|
|
unsigned char *ptr=(unsigned char *)source;
|
|
|
|
long bytes=bits/8;
|
|
bits-=bytes*8;
|
|
|
|
if(b->endbit){
|
|
int i;
|
|
/* unaligned copy. Do it the hard way. */
|
|
for(i=0;i<bytes;i++)
|
|
w(b,(unsigned long)(ptr[i]),8);
|
|
}else{
|
|
/* aligned block copy */
|
|
if(b->endbyte+bytes+1>=b->storage){
|
|
b->storage=b->endbyte+bytes+BUFFER_INCREMENT;
|
|
b->buffer=_ogg_realloc(b->buffer,b->storage);
|
|
b->ptr=b->buffer+b->endbyte;
|
|
}
|
|
|
|
memmove(b->ptr,source,bytes);
|
|
b->ptr+=bytes;
|
|
b->endbyte+=bytes;
|
|
*b->ptr=0;
|
|
|
|
}
|
|
if(bits){
|
|
if(msb)
|
|
w(b,(unsigned long)(ptr[bytes]>>(8-bits)),bits);
|
|
else
|
|
w(b,(unsigned long)(ptr[bytes]),bits);
|
|
}
|
|
}
|
|
|
|
void oggpack_writecopy(oggpack_buffer *b,void *source,long bits){
|
|
oggpack_writecopy_helper(b,source,bits,oggpack_write,0);
|
|
}
|
|
|
|
void oggpackB_writecopy(oggpack_buffer *b,void *source,long bits){
|
|
oggpack_writecopy_helper(b,source,bits,oggpackB_write,1);
|
|
}
|
|
|
|
void oggpack_reset(oggpack_buffer *b){
|
|
b->ptr=b->buffer;
|
|
b->buffer[0]=0;
|
|
b->endbit=b->endbyte=0;
|
|
}
|
|
|
|
void oggpackB_reset(oggpack_buffer *b){
|
|
oggpack_reset(b);
|
|
}
|
|
|
|
void oggpack_writeclear(oggpack_buffer *b){
|
|
_ogg_free(b->buffer);
|
|
memset(b,0,sizeof(*b));
|
|
}
|
|
|
|
void oggpackB_writeclear(oggpack_buffer *b){
|
|
oggpack_writeclear(b);
|
|
}
|
|
|
|
void oggpack_readinit(oggpack_buffer *b,unsigned char *buf,int bytes){
|
|
memset(b,0,sizeof(*b));
|
|
b->buffer=b->ptr=buf;
|
|
b->storage=bytes;
|
|
}
|
|
|
|
void oggpackB_readinit(oggpack_buffer *b,unsigned char *buf,int bytes){
|
|
oggpack_readinit(b,buf,bytes);
|
|
}
|
|
|
|
/* Read in bits without advancing the bitptr; bits <= 32 */
|
|
long oggpack_look(oggpack_buffer *b,int bits){
|
|
unsigned long ret;
|
|
unsigned long m=mask[bits];
|
|
|
|
bits+=b->endbit;
|
|
|
|
if(b->endbyte+4>=b->storage){
|
|
/* not the main path */
|
|
if(b->endbyte*8+bits>b->storage*8)return(-1);
|
|
}
|
|
|
|
ret=b->ptr[0]>>b->endbit;
|
|
if(bits>8){
|
|
ret|=b->ptr[1]<<(8-b->endbit);
|
|
if(bits>16){
|
|
ret|=b->ptr[2]<<(16-b->endbit);
|
|
if(bits>24){
|
|
ret|=b->ptr[3]<<(24-b->endbit);
|
|
if(bits>32 && b->endbit)
|
|
ret|=b->ptr[4]<<(32-b->endbit);
|
|
}
|
|
}
|
|
}
|
|
return(m&ret);
|
|
}
|
|
|
|
/* Read in bits without advancing the bitptr; bits <= 32 */
|
|
long oggpackB_look(oggpack_buffer *b,int bits){
|
|
unsigned long ret;
|
|
int m=32-bits;
|
|
|
|
bits+=b->endbit;
|
|
|
|
if(b->endbyte+4>=b->storage){
|
|
/* not the main path */
|
|
if(b->endbyte*8+bits>b->storage*8)return(-1);
|
|
}
|
|
|
|
ret=b->ptr[0]<<(24+b->endbit);
|
|
if(bits>8){
|
|
ret|=b->ptr[1]<<(16+b->endbit);
|
|
if(bits>16){
|
|
ret|=b->ptr[2]<<(8+b->endbit);
|
|
if(bits>24){
|
|
ret|=b->ptr[3]<<(b->endbit);
|
|
if(bits>32 && b->endbit)
|
|
ret|=b->ptr[4]>>(8-b->endbit);
|
|
}
|
|
}
|
|
}
|
|
return ((ret&0xffffffff)>>(m>>1))>>((m+1)>>1);
|
|
}
|
|
|
|
long oggpack_look1(oggpack_buffer *b){
|
|
if(b->endbyte>=b->storage)return(-1);
|
|
return((b->ptr[0]>>b->endbit)&1);
|
|
}
|
|
|
|
long oggpackB_look1(oggpack_buffer *b){
|
|
if(b->endbyte>=b->storage)return(-1);
|
|
return((b->ptr[0]>>(7-b->endbit))&1);
|
|
}
|
|
|
|
void oggpack_adv(oggpack_buffer *b,int bits){
|
|
bits+=b->endbit;
|
|
b->ptr+=bits/8;
|
|
b->endbyte+=bits/8;
|
|
b->endbit=bits&7;
|
|
}
|
|
|
|
void oggpackB_adv(oggpack_buffer *b,int bits){
|
|
oggpack_adv(b,bits);
|
|
}
|
|
|
|
void oggpack_adv1(oggpack_buffer *b){
|
|
if(++(b->endbit)>7){
|
|
b->endbit=0;
|
|
b->ptr++;
|
|
b->endbyte++;
|
|
}
|
|
}
|
|
|
|
void oggpackB_adv1(oggpack_buffer *b){
|
|
oggpack_adv1(b);
|
|
}
|
|
|
|
/* bits <= 32 */
|
|
long oggpack_read(oggpack_buffer *b,int bits){
|
|
long ret;
|
|
unsigned long m=mask[bits];
|
|
|
|
bits+=b->endbit;
|
|
|
|
if(b->endbyte+4>=b->storage){
|
|
/* not the main path */
|
|
ret=-1L;
|
|
if(b->endbyte*8+bits>b->storage*8)goto overflow;
|
|
}
|
|
|
|
ret=b->ptr[0]>>b->endbit;
|
|
if(bits>8){
|
|
ret|=b->ptr[1]<<(8-b->endbit);
|
|
if(bits>16){
|
|
ret|=b->ptr[2]<<(16-b->endbit);
|
|
if(bits>24){
|
|
ret|=b->ptr[3]<<(24-b->endbit);
|
|
if(bits>32 && b->endbit){
|
|
ret|=b->ptr[4]<<(32-b->endbit);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
ret&=m;
|
|
|
|
overflow:
|
|
|
|
b->ptr+=bits/8;
|
|
b->endbyte+=bits/8;
|
|
b->endbit=bits&7;
|
|
return(ret);
|
|
}
|
|
|
|
/* bits <= 32 */
|
|
long oggpackB_read(oggpack_buffer *b,int bits){
|
|
long ret;
|
|
long m=32-bits;
|
|
|
|
bits+=b->endbit;
|
|
|
|
if(b->endbyte+4>=b->storage){
|
|
/* not the main path */
|
|
ret=-1L;
|
|
if(b->endbyte*8+bits>b->storage*8)goto overflow;
|
|
}
|
|
|
|
ret=b->ptr[0]<<(24+b->endbit);
|
|
if(bits>8){
|
|
ret|=b->ptr[1]<<(16+b->endbit);
|
|
if(bits>16){
|
|
ret|=b->ptr[2]<<(8+b->endbit);
|
|
if(bits>24){
|
|
ret|=b->ptr[3]<<(b->endbit);
|
|
if(bits>32 && b->endbit)
|
|
ret|=b->ptr[4]>>(8-b->endbit);
|
|
}
|
|
}
|
|
}
|
|
ret=((ret&0xffffffffUL)>>(m>>1))>>((m+1)>>1);
|
|
|
|
overflow:
|
|
|
|
b->ptr+=bits/8;
|
|
b->endbyte+=bits/8;
|
|
b->endbit=bits&7;
|
|
return(ret);
|
|
}
|
|
|
|
long oggpack_read1(oggpack_buffer *b){
|
|
long ret;
|
|
|
|
if(b->endbyte>=b->storage){
|
|
/* not the main path */
|
|
ret=-1L;
|
|
goto overflow;
|
|
}
|
|
|
|
ret=(b->ptr[0]>>b->endbit)&1;
|
|
|
|
overflow:
|
|
|
|
b->endbit++;
|
|
if(b->endbit>7){
|
|
b->endbit=0;
|
|
b->ptr++;
|
|
b->endbyte++;
|
|
}
|
|
return(ret);
|
|
}
|
|
|
|
long oggpackB_read1(oggpack_buffer *b){
|
|
long ret;
|
|
|
|
if(b->endbyte>=b->storage){
|
|
/* not the main path */
|
|
ret=-1L;
|
|
goto overflow;
|
|
}
|
|
|
|
ret=(b->ptr[0]>>(7-b->endbit))&1;
|
|
|
|
overflow:
|
|
|
|
b->endbit++;
|
|
if(b->endbit>7){
|
|
b->endbit=0;
|
|
b->ptr++;
|
|
b->endbyte++;
|
|
}
|
|
return(ret);
|
|
}
|
|
|
|
long oggpack_bytes(oggpack_buffer *b){
|
|
return(b->endbyte+(b->endbit+7)/8);
|
|
}
|
|
|
|
long oggpack_bits(oggpack_buffer *b){
|
|
return(b->endbyte*8+b->endbit);
|
|
}
|
|
|
|
long oggpackB_bytes(oggpack_buffer *b){
|
|
return oggpack_bytes(b);
|
|
}
|
|
|
|
long oggpackB_bits(oggpack_buffer *b){
|
|
return oggpack_bits(b);
|
|
}
|
|
|
|
unsigned char *oggpack_get_buffer(oggpack_buffer *b){
|
|
return(b->buffer);
|
|
}
|
|
|
|
unsigned char *oggpackB_get_buffer(oggpack_buffer *b){
|
|
return oggpack_get_buffer(b);
|
|
}
|
|
|
|
/* Self test of the bitwise routines; everything else is based on
|
|
them, so they damned well better be solid. */
|
|
|
|
#ifdef _V_SELFTEST
|
|
#include <stdio.h>
|
|
|
|
static int ilog(unsigned int v){
|
|
int ret=0;
|
|
while(v){
|
|
ret++;
|
|
v>>=1;
|
|
}
|
|
return(ret);
|
|
}
|
|
|
|
oggpack_buffer o;
|
|
oggpack_buffer r;
|
|
|
|
void report(char *in){
|
|
fprintf(stderr,"%s",in);
|
|
exit(1);
|
|
}
|
|
|
|
void cliptest(unsigned long *b,int vals,int bits,int *comp,int compsize){
|
|
long bytes,i;
|
|
unsigned char *buffer;
|
|
|
|
oggpack_reset(&o);
|
|
for(i=0;i<vals;i++)
|
|
oggpack_write(&o,b[i],bits?bits:ilog(b[i]));
|
|
buffer=oggpack_get_buffer(&o);
|
|
bytes=oggpack_bytes(&o);
|
|
if(bytes!=compsize)report("wrong number of bytes!\n");
|
|
for(i=0;i<bytes;i++)if(buffer[i]!=comp[i]){
|
|
for(i=0;i<bytes;i++)fprintf(stderr,"%x %x\n",(int)buffer[i],(int)comp[i]);
|
|
report("wrote incorrect value!\n");
|
|
}
|
|
oggpack_readinit(&r,buffer,bytes);
|
|
for(i=0;i<vals;i++){
|
|
int tbit=bits?bits:ilog(b[i]);
|
|
if(oggpack_look(&r,tbit)==-1)
|
|
report("out of data!\n");
|
|
if(oggpack_look(&r,tbit)!=(b[i]&mask[tbit]))
|
|
report("looked at incorrect value!\n");
|
|
if(tbit==1)
|
|
if(oggpack_look1(&r)!=(b[i]&mask[tbit]))
|
|
report("looked at single bit incorrect value!\n");
|
|
if(tbit==1){
|
|
if(oggpack_read1(&r)!=(b[i]&mask[tbit]))
|
|
report("read incorrect single bit value!\n");
|
|
}else{
|
|
if(oggpack_read(&r,tbit)!=(b[i]&mask[tbit]))
|
|
report("read incorrect value!\n");
|
|
}
|
|
}
|
|
if(oggpack_bytes(&r)!=bytes)report("leftover bytes after read!\n");
|
|
}
|
|
|
|
void cliptestB(unsigned long *b,int vals,int bits,int *comp,int compsize){
|
|
long bytes,i;
|
|
unsigned char *buffer;
|
|
|
|
oggpackB_reset(&o);
|
|
for(i=0;i<vals;i++)
|
|
oggpackB_write(&o,b[i],bits?bits:ilog(b[i]));
|
|
buffer=oggpackB_get_buffer(&o);
|
|
bytes=oggpackB_bytes(&o);
|
|
if(bytes!=compsize)report("wrong number of bytes!\n");
|
|
for(i=0;i<bytes;i++)if(buffer[i]!=comp[i]){
|
|
for(i=0;i<bytes;i++)fprintf(stderr,"%x %x\n",(int)buffer[i],(int)comp[i]);
|
|
report("wrote incorrect value!\n");
|
|
}
|
|
oggpackB_readinit(&r,buffer,bytes);
|
|
for(i=0;i<vals;i++){
|
|
int tbit=bits?bits:ilog(b[i]);
|
|
if(oggpackB_look(&r,tbit)==-1)
|
|
report("out of data!\n");
|
|
if(oggpackB_look(&r,tbit)!=(b[i]&mask[tbit]))
|
|
report("looked at incorrect value!\n");
|
|
if(tbit==1)
|
|
if(oggpackB_look1(&r)!=(b[i]&mask[tbit]))
|
|
report("looked at single bit incorrect value!\n");
|
|
if(tbit==1){
|
|
if(oggpackB_read1(&r)!=(b[i]&mask[tbit]))
|
|
report("read incorrect single bit value!\n");
|
|
}else{
|
|
if(oggpackB_read(&r,tbit)!=(b[i]&mask[tbit]))
|
|
report("read incorrect value!\n");
|
|
}
|
|
}
|
|
if(oggpackB_bytes(&r)!=bytes)report("leftover bytes after read!\n");
|
|
}
|
|
|
|
int main(void){
|
|
unsigned char *buffer;
|
|
long bytes,i;
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static unsigned long testbuffer1[]=
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{18,12,103948,4325,543,76,432,52,3,65,4,56,32,42,34,21,1,23,32,546,456,7,
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567,56,8,8,55,3,52,342,341,4,265,7,67,86,2199,21,7,1,5,1,4};
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int test1size=43;
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static unsigned long testbuffer2[]=
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{216531625L,1237861823,56732452,131,3212421,12325343,34547562,12313212,
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1233432,534,5,346435231,14436467,7869299,76326614,167548585,
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85525151,0,12321,1,349528352};
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int test2size=21;
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static unsigned long testbuffer3[]=
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{1,0,14,0,1,0,12,0,1,0,0,0,1,1,0,1,0,1,0,1,0,1,0,1,0,1,0,0,1,1,1,1,1,0,0,1,
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0,1,30,1,1,1,0,0,1,0,0,0,12,0,11,0,1,0,0,1};
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int test3size=56;
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static unsigned long large[]=
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{2136531625L,2137861823,56732452,131,3212421,12325343,34547562,12313212,
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1233432,534,5,2146435231,14436467,7869299,76326614,167548585,
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85525151,0,12321,1,2146528352};
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int onesize=33;
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static int one[33]={146,25,44,151,195,15,153,176,233,131,196,65,85,172,47,40,
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34,242,223,136,35,222,211,86,171,50,225,135,214,75,172,
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223,4};
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static int oneB[33]={150,101,131,33,203,15,204,216,105,193,156,65,84,85,222,
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8,139,145,227,126,34,55,244,171,85,100,39,195,173,18,
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245,251,128};
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int twosize=6;
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static int two[6]={61,255,255,251,231,29};
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static int twoB[6]={247,63,255,253,249,120};
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int threesize=54;
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static int three[54]={169,2,232,252,91,132,156,36,89,13,123,176,144,32,254,
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142,224,85,59,121,144,79,124,23,67,90,90,216,79,23,83,
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58,135,196,61,55,129,183,54,101,100,170,37,127,126,10,
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100,52,4,14,18,86,77,1};
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static int threeB[54]={206,128,42,153,57,8,183,251,13,89,36,30,32,144,183,
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130,59,240,121,59,85,223,19,228,180,134,33,107,74,98,
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233,253,196,135,63,2,110,114,50,155,90,127,37,170,104,
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200,20,254,4,58,106,176,144,0};
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int foursize=38;
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static int four[38]={18,6,163,252,97,194,104,131,32,1,7,82,137,42,129,11,72,
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132,60,220,112,8,196,109,64,179,86,9,137,195,208,122,169,
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28,2,133,0,1};
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static int fourB[38]={36,48,102,83,243,24,52,7,4,35,132,10,145,21,2,93,2,41,
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1,219,184,16,33,184,54,149,170,132,18,30,29,98,229,67,
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129,10,4,32};
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int fivesize=45;
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static int five[45]={169,2,126,139,144,172,30,4,80,72,240,59,130,218,73,62,
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241,24,210,44,4,20,0,248,116,49,135,100,110,130,181,169,
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84,75,159,2,1,0,132,192,8,0,0,18,22};
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static int fiveB[45]={1,84,145,111,245,100,128,8,56,36,40,71,126,78,213,226,
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124,105,12,0,133,128,0,162,233,242,67,152,77,205,77,
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172,150,169,129,79,128,0,6,4,32,0,27,9,0};
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int sixsize=7;
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static int six[7]={17,177,170,242,169,19,148};
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static int sixB[7]={136,141,85,79,149,200,41};
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/* Test read/write together */
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/* Later we test against pregenerated bitstreams */
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oggpack_writeinit(&o);
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fprintf(stderr,"\nSmall preclipped packing (LSb): ");
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cliptest(testbuffer1,test1size,0,one,onesize);
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fprintf(stderr,"ok.");
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fprintf(stderr,"\nNull bit call (LSb): ");
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cliptest(testbuffer3,test3size,0,two,twosize);
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fprintf(stderr,"ok.");
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fprintf(stderr,"\nLarge preclipped packing (LSb): ");
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cliptest(testbuffer2,test2size,0,three,threesize);
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fprintf(stderr,"ok.");
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fprintf(stderr,"\n32 bit preclipped packing (LSb): ");
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oggpack_reset(&o);
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for(i=0;i<test2size;i++)
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oggpack_write(&o,large[i],32);
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buffer=oggpack_get_buffer(&o);
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bytes=oggpack_bytes(&o);
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oggpack_readinit(&r,buffer,bytes);
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for(i=0;i<test2size;i++){
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if(oggpack_look(&r,32)==-1)report("out of data. failed!");
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if(oggpack_look(&r,32)!=large[i]){
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fprintf(stderr,"%ld != %ld (%lx!=%lx):",oggpack_look(&r,32),large[i],
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oggpack_look(&r,32),large[i]);
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report("read incorrect value!\n");
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}
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oggpack_adv(&r,32);
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}
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if(oggpack_bytes(&r)!=bytes)report("leftover bytes after read!\n");
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fprintf(stderr,"ok.");
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fprintf(stderr,"\nSmall unclipped packing (LSb): ");
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cliptest(testbuffer1,test1size,7,four,foursize);
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fprintf(stderr,"ok.");
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fprintf(stderr,"\nLarge unclipped packing (LSb): ");
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cliptest(testbuffer2,test2size,17,five,fivesize);
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fprintf(stderr,"ok.");
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fprintf(stderr,"\nSingle bit unclipped packing (LSb): ");
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cliptest(testbuffer3,test3size,1,six,sixsize);
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fprintf(stderr,"ok.");
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fprintf(stderr,"\nTesting read past end (LSb): ");
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oggpack_readinit(&r,"\0\0\0\0\0\0\0\0",8);
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for(i=0;i<64;i++){
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if(oggpack_read(&r,1)!=0){
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fprintf(stderr,"failed; got -1 prematurely.\n");
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exit(1);
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}
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}
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if(oggpack_look(&r,1)!=-1 ||
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oggpack_read(&r,1)!=-1){
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fprintf(stderr,"failed; read past end without -1.\n");
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exit(1);
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}
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oggpack_readinit(&r,"\0\0\0\0\0\0\0\0",8);
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if(oggpack_read(&r,30)!=0 || oggpack_read(&r,16)!=0){
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fprintf(stderr,"failed 2; got -1 prematurely.\n");
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exit(1);
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}
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if(oggpack_look(&r,18)!=0 ||
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oggpack_look(&r,18)!=0){
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fprintf(stderr,"failed 3; got -1 prematurely.\n");
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exit(1);
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}
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if(oggpack_look(&r,19)!=-1 ||
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oggpack_look(&r,19)!=-1){
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fprintf(stderr,"failed; read past end without -1.\n");
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exit(1);
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}
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if(oggpack_look(&r,32)!=-1 ||
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oggpack_look(&r,32)!=-1){
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fprintf(stderr,"failed; read past end without -1.\n");
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exit(1);
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}
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oggpack_writeclear(&o);
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fprintf(stderr,"ok.\n");
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/********** lazy, cut-n-paste retest with MSb packing ***********/
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|
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/* Test read/write together */
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|
/* Later we test against pregenerated bitstreams */
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oggpackB_writeinit(&o);
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fprintf(stderr,"\nSmall preclipped packing (MSb): ");
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cliptestB(testbuffer1,test1size,0,oneB,onesize);
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fprintf(stderr,"ok.");
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fprintf(stderr,"\nNull bit call (MSb): ");
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cliptestB(testbuffer3,test3size,0,twoB,twosize);
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fprintf(stderr,"ok.");
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fprintf(stderr,"\nLarge preclipped packing (MSb): ");
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cliptestB(testbuffer2,test2size,0,threeB,threesize);
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fprintf(stderr,"ok.");
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fprintf(stderr,"\n32 bit preclipped packing (MSb): ");
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oggpackB_reset(&o);
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for(i=0;i<test2size;i++)
|
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oggpackB_write(&o,large[i],32);
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buffer=oggpackB_get_buffer(&o);
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bytes=oggpackB_bytes(&o);
|
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oggpackB_readinit(&r,buffer,bytes);
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for(i=0;i<test2size;i++){
|
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if(oggpackB_look(&r,32)==-1)report("out of data. failed!");
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if(oggpackB_look(&r,32)!=large[i]){
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fprintf(stderr,"%ld != %ld (%lx!=%lx):",oggpackB_look(&r,32),large[i],
|
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oggpackB_look(&r,32),large[i]);
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report("read incorrect value!\n");
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}
|
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oggpackB_adv(&r,32);
|
|
}
|
|
if(oggpackB_bytes(&r)!=bytes)report("leftover bytes after read!\n");
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|
fprintf(stderr,"ok.");
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|
|
|
fprintf(stderr,"\nSmall unclipped packing (MSb): ");
|
|
cliptestB(testbuffer1,test1size,7,fourB,foursize);
|
|
fprintf(stderr,"ok.");
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|
|
fprintf(stderr,"\nLarge unclipped packing (MSb): ");
|
|
cliptestB(testbuffer2,test2size,17,fiveB,fivesize);
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|
fprintf(stderr,"ok.");
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|
|
|
fprintf(stderr,"\nSingle bit unclipped packing (MSb): ");
|
|
cliptestB(testbuffer3,test3size,1,sixB,sixsize);
|
|
fprintf(stderr,"ok.");
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|
|
|
fprintf(stderr,"\nTesting read past end (MSb): ");
|
|
oggpackB_readinit(&r,"\0\0\0\0\0\0\0\0",8);
|
|
for(i=0;i<64;i++){
|
|
if(oggpackB_read(&r,1)!=0){
|
|
fprintf(stderr,"failed; got -1 prematurely.\n");
|
|
exit(1);
|
|
}
|
|
}
|
|
if(oggpackB_look(&r,1)!=-1 ||
|
|
oggpackB_read(&r,1)!=-1){
|
|
fprintf(stderr,"failed; read past end without -1.\n");
|
|
exit(1);
|
|
}
|
|
oggpackB_readinit(&r,"\0\0\0\0\0\0\0\0",8);
|
|
if(oggpackB_read(&r,30)!=0 || oggpackB_read(&r,16)!=0){
|
|
fprintf(stderr,"failed 2; got -1 prematurely.\n");
|
|
exit(1);
|
|
}
|
|
|
|
if(oggpackB_look(&r,18)!=0 ||
|
|
oggpackB_look(&r,18)!=0){
|
|
fprintf(stderr,"failed 3; got -1 prematurely.\n");
|
|
exit(1);
|
|
}
|
|
if(oggpackB_look(&r,19)!=-1 ||
|
|
oggpackB_look(&r,19)!=-1){
|
|
fprintf(stderr,"failed; read past end without -1.\n");
|
|
exit(1);
|
|
}
|
|
if(oggpackB_look(&r,32)!=-1 ||
|
|
oggpackB_look(&r,32)!=-1){
|
|
fprintf(stderr,"failed; read past end without -1.\n");
|
|
exit(1);
|
|
}
|
|
oggpackB_writeclear(&o);
|
|
fprintf(stderr,"ok.\n\n");
|
|
|
|
|
|
return(0);
|
|
}
|
|
#endif /* _V_SELFTEST */
|
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|
|
#undef BUFFER_INCREMENT
|