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Diffstat (limited to 'contrib/libmpcdec/huffsv46.c')
| -rw-r--r-- | contrib/libmpcdec/huffsv46.c | 75 |
1 files changed, 75 insertions, 0 deletions
diff --git a/contrib/libmpcdec/huffsv46.c b/contrib/libmpcdec/huffsv46.c new file mode 100644 index 000000000..a6f031160 --- /dev/null +++ b/contrib/libmpcdec/huffsv46.c @@ -0,0 +1,75 @@ +/* + Copyright (c) 2005, The Musepack Development Team + All rights reserved. + + Redistribution and use in source and binary forms, with or without + modification, are permitted provided that the following conditions are + met: + + * Redistributions of source code must retain the above copyright + notice, this list of conditions and the following disclaimer. + + * Redistributions in binary form must reproduce the above + copyright notice, this list of conditions and the following + disclaimer in the documentation and/or other materials provided + with the distribution. + + * Neither the name of the The Musepack Development Team nor the + names of its contributors may be used to endorse or promote + products derived from this software without specific prior + written permission. + + THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR + A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT + OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, + SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT + LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, + DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY + THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE + OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. +*/ + +/// \file huffsv46.c +/// Implementations of huffman decoding for streamversions < 7. + +#include <mpcdec/mpcdec.h> +#include <mpcdec/requant.h> +#include <mpcdec/huffman.h> + +#ifdef MPC_SUPPORT_SV456 + + +const HuffmanTyp mpc_table_SCFI_Bundle [ 8] = +{{2147483648u,1,7},{1073741824u,2,3},{939524096u,5,1},{805306368u,5,2},{738197504u,6,0},{671088640u,6,6},{536870912u,5,4},{0u,3,5},}; +const HuffmanTyp mpc_table_DSCF_Entropie [13] = +{{3758096384u,3,1},{3489660928u,4,3},{3355443200u,5,5},{3221225472u,5,-3},{2952790016u,4,-2},{2684354560u,4,4},{2147483648u,3,-1},{1610612736u,3,2},{1476395008u,5,-5},{1409286144u,6,6},{1342177280u,6,-6},{1073741824u,4,-4},{0u,2,0},}; +const HuffmanTyp mpc_table_Region_A [16] = +{{2147483648u,1,1},{2013265920u,5,3},{1946157056u,6,4},{1912602624u,7,7},{1895825408u,8,8},{1887436800u,9,9},{1883242496u,10,10},{1881145344u,11,11},{1880096768u,12,12},{1879572480u,13,13},{1879310336u,14,14},{1879048192u,14,15},{1744830464u,5,5},{1610612736u,5,6},{1073741824u,3,0},{0u,2,2},}; +const HuffmanTyp mpc_table_Region_B [ 8] = +{{2147483648u,1,1},{1073741824u,2,0},{536870912u,3,2},{268435456u,4,3},{134217728u,5,4},{67108864u,6,5},{33554432u,7,6},{0u,7,7},}; +const HuffmanTyp mpc_table_Region_C [ 4] = +{{2147483648u,1,0},{1073741824u,2,1},{536870912u,3,2},{0u,3,3},}; + +static const HuffmanTyp mpc_table_Entropie_1 [ 3] = +{{2147483648u,1,0},{1073741824u,2,-1},{0u,2,1},}; +static const HuffmanTyp mpc_table_Entropie_2 [ 5] = +{{3221225472u,2,0},{2684354560u,3,2},{2147483648u,3,-2},{1073741824u,2,1},{0u,2,-1},}; +static const HuffmanTyp mpc_table_Entropie_3 [ 7] = +{{3221225472u,2,0},{2684354560u,3,-2},{2415919104u,4,2},{2281701376u,5,-3},{2147483648u,5,3},{1073741824u,2,-1},{0u,2,1},}; +static const HuffmanTyp mpc_table_Entropie_4 [ 9] = +{{4026531840u,4,3},{3758096384u,4,-3},{3221225472u,3,1},{2684354560u,3,-1},{2147483648u,3,2},{1610612736u,3,-2},{1342177280u,4,-4},{1073741824u,4,4},{0u,2,0},}; +static const HuffmanTyp mpc_table_Entropie_5 [15] = +{{4026531840u,4,-2},{3892314112u,5,-5},{3825205248u,6,-7},{3758096384u,6,7},{3489660928u,4,-3},{3221225472u,4,3},{3087007744u,5,-6},{2952790016u,5,6},{2684354560u,4,4},{2147483648u,3,0},{1610612736u,3,1},{1073741824u,3,-1},{805306368u,4,-4},{536870912u,4,5},{0u,3,2},}; +static const HuffmanTyp mpc_table_Entropie_6 [31] = +{{4160749568u,5,-4},{4026531840u,5,5},{3892314112u,5,-5},{3825205248u,6,10},{3758096384u,6,-10},{3623878656u,5,-6},{3489660928u,5,6},{3355443200u,5,7},{3221225472u,5,-7},{3087007744u,5,-8},{3019898880u,6,-11},{2986344448u,7,14},{2952790016u,7,-14},{2818572288u,5,8},{2751463424u,6,11},{2684354560u,6,-13},{2415919104u,4,0},{2147483648u,4,1},{1879048192u,4,-1},{1610612736u,4,3},{1342177280u,4,2},{1207959552u,5,-9},{1140850688u,6,12},{1073741824u,6,13},{805306368u,4,-3},{536870912u,4,-2},{402653184u,5,9},{335544320u,6,-12},{301989888u,7,15},{268435456u,7,-15},{0u,4,4},}; +static const HuffmanTyp mpc_table_Entropie_7 [63] = +{{4278190080u,8,28},{4261412864u,8,26},{4227858432u,7,-20},{4160749568u,6,8},{4093640704u,6,-8},{4026531840u,6,-9},{3959422976u,6,9},{3925868544u,7,20},{3892314112u,7,21},{3825205248u,6,-10},{3758096384u,6,-11},{3690987520u,6,10},{3623878656u,6,11},{3590324224u,7,-21},{3573547008u,8,29},{3556769792u,8,-29},{3489660928u,6,13},{3422552064u,6,-13},{3355443200u,6,-12},{3288334336u,6,12},{3254779904u,7,-22},{3221225472u,7,22},{3154116608u,6,14},{3087007744u,6,15},{3019898880u,6,-14},{2986344448u,7,-23},{2952790016u,7,23},{2885681152u,6,-15},{2818572288u,6,-16},{2751463424u,6,16},{2717908992u,7,27},{2684354560u,7,-27},{2617245696u,6,17},{2550136832u,6,-17},{2533359616u,8,-30},{2516582400u,8,30},{2483027968u,7,24},{2415919104u,6,-18},{2281701376u,5,-1},{2147483648u,5,1},{2113929216u,7,-24},{2080374784u,7,25},{2013265920u,6,18},{1879048192u,5,-3},{1744830464u,5,3},{1610612736u,5,5},{1476395008u,5,0},{1342177280u,5,-2},{1275068416u,6,19},{1207959552u,6,-19},{1073741824u,5,-5},{939524096u,5,-4},{805306368u,5,-7},{671088640u,5,2},{536870912u,5,4},{402653184u,5,7},{369098752u,7,-25},{335544320u,7,-26},{301989888u,7,-28},{285212672u,8,-31},{268435456u,8,31},{134217728u,5,6},{0u,5,-6},}; + +const HuffmanTyp* mpc_table_SampleHuff [18] = { + NULL,mpc_table_Entropie_1,mpc_table_Entropie_2,mpc_table_Entropie_3,mpc_table_Entropie_4,mpc_table_Entropie_5,mpc_table_Entropie_6,mpc_table_Entropie_7,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL +}; + +#endif //#ifdef MPC_SUPPORT_SV456 |