From f40bfc9267b13b54e6379dfe7539447662879d24 Mon Sep 17 00:00:00 2001 From: Sean Bartell Date: Sat, 25 Jun 2011 21:32:25 -0400 Subject: Add codecs to librbcodec. MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Change-Id: Id7f4717d51ed02d67cb9f9cb3c0ada4a81843f97 Reviewed-on: http://gerrit.rockbox.org/137 Reviewed-by: Nils Wallménius Tested-by: Nils Wallménius --- lib/rbcodec/codecs/libcook/README.rockbox | 47 ++ lib/rbcodec/codecs/libcook/SOURCES | 2 + lib/rbcodec/codecs/libcook/cook.c | 907 +++++++++++++++++++++++++ lib/rbcodec/codecs/libcook/cook.h | 131 ++++ lib/rbcodec/codecs/libcook/cook_fixpoint.h | 278 ++++++++ lib/rbcodec/codecs/libcook/cookdata.h | 493 ++++++++++++++ lib/rbcodec/codecs/libcook/cookdata_fixpoint.h | 164 +++++ lib/rbcodec/codecs/libcook/libcook.make | 18 + 8 files changed, 2040 insertions(+) create mode 100644 lib/rbcodec/codecs/libcook/README.rockbox create mode 100644 lib/rbcodec/codecs/libcook/SOURCES create mode 100644 lib/rbcodec/codecs/libcook/cook.c create mode 100644 lib/rbcodec/codecs/libcook/cook.h create mode 100644 lib/rbcodec/codecs/libcook/cook_fixpoint.h create mode 100644 lib/rbcodec/codecs/libcook/cookdata.h create mode 100644 lib/rbcodec/codecs/libcook/cookdata_fixpoint.h create mode 100644 lib/rbcodec/codecs/libcook/libcook.make (limited to 'lib/rbcodec/codecs/libcook') diff --git a/lib/rbcodec/codecs/libcook/README.rockbox b/lib/rbcodec/codecs/libcook/README.rockbox new file mode 100644 index 0000000000..ae72f2a2f2 --- /dev/null +++ b/lib/rbcodec/codecs/libcook/README.rockbox @@ -0,0 +1,47 @@ +Library: libcook +Imported by : Mohamed Tarek + +These files comprise a rm parser and a cook decoder based on the decoder +from ffmpeg. + +LICENSING INFORMATION + +ffmpeg is licensed under the Lesser GNU General Public License and the +file cook.c is Copyright 2003 Sascha Sommer and 2005 Benjamin Larsson. + +IMPORT DETAILS + +The decoder is based on ffmpeg-svn r18079. + +CONVERSION TO FIXED-POINT + +A patch from ffmpeg's mailing list was used to convert the decoder to +use fixed-point arithmetic. The patch was done by Ian Braithwaite, and +discussed here : + +http://thread.gmane.org/gmane.comp.video.ffmpeg.devel/46024 + +The patch is a bit dated (2007) so the modifications to cook.c had to +be done manually. The patch was also applied to cookdata.h and was +used to create cookdata_fixpoint.h, cook_fixpoint.h and +cook_fixp_mdct.h. + +cook_fixp_mdct.h and parts from cookdata_fixpoint.h were dropped and +rockbox's mdct library is now used in both the test program and the +real codec. + +Note : Only parts of the patch were committed to ffmpeg's repository. + +TESTING + +The test program should compile in any Unix-like environment using the +command "make -f Makefile.test". + +For ARM targets add -DCPU_ARM to CFLAGS in Makefile.test to make use of +the asm ARM optimisations in rockbox's mdct library. + +For Big-endian targets, change -D"ROCKBOX_LITTLE_ENDIAN=1" +to -D"ROCKBOX_BIG_ENDIAN=1" in Makefile.test. + +Running "./cooktest file.rm" will decode the audio data to a WAV file +called "output.wav" in the current directory. diff --git a/lib/rbcodec/codecs/libcook/SOURCES b/lib/rbcodec/codecs/libcook/SOURCES new file mode 100644 index 0000000000..b656fdd2f7 --- /dev/null +++ b/lib/rbcodec/codecs/libcook/SOURCES @@ -0,0 +1,2 @@ +cook.c + diff --git a/lib/rbcodec/codecs/libcook/cook.c b/lib/rbcodec/codecs/libcook/cook.c new file mode 100644 index 0000000000..29a1bab7d6 --- /dev/null +++ b/lib/rbcodec/codecs/libcook/cook.c @@ -0,0 +1,907 @@ +/* + * COOK compatible decoder + * Copyright (c) 2003 Sascha Sommer + * Copyright (c) 2005 Benjamin Larsson + * + * This file is part of FFmpeg. + * + * FFmpeg is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; either + * version 2.1 of the License, or (at your option) any later version. + * + * FFmpeg is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with FFmpeg; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + */ + +/** + * @file cook.c + * Cook compatible decoder. Bastardization of the G.722.1 standard. + * This decoder handles RealNetworks, RealAudio G2 data. + * Cook is identified by the codec name cook in RM files. + * + * To use this decoder, a calling application must supply the extradata + * bytes provided from the RM container; 8+ bytes for mono streams and + * 16+ for stereo streams (maybe more). + * + * Codec technicalities (all this assume a buffer length of 1024): + * Cook works with several different techniques to achieve its compression. + * In the timedomain the buffer is divided into 8 pieces and quantized. If + * two neighboring pieces have different quantization index a smooth + * quantization curve is used to get a smooth overlap between the different + * pieces. + * To get to the transformdomain Cook uses a modulated lapped transform. + * The transform domain has 50 subbands with 20 elements each. This + * means only a maximum of 50*20=1000 coefficients are used out of the 1024 + * available. + */ + +#include +#include +#include +#include +#include +#include "codeclib.h" + +#include "cook.h" +#include "cookdata.h" + +/* the different Cook versions */ +#define MONO 0x1000001 +#define STEREO 0x1000002 +#define JOINT_STEREO 0x1000003 +#define MC_COOK 0x2000000 //multichannel Cook, not supported + +#define SUBBAND_SIZE 20 +#define MAX_SUBPACKETS 5 +//#define COOKDEBUG +#ifndef COOKDEBUG +#undef DEBUGF +#define DEBUGF(...) +#endif + +/** + * Random bit stream generator. + */ +static inline int cook_random(COOKContext *q) +{ + q->random_state = + q->random_state * 214013 + 2531011; /* typical RNG numbers */ + + return (q->random_state/0x1000000)&1; /*>>31*/ +} +#include "cook_fixpoint.h" + +/* debug functions */ + +#ifdef COOKDEBUG +static void dump_int_table(int* table, int size, int delimiter) { + int i=0; + DEBUGF("\n[%d]: ",i); + for (i=0 ; ienvelope_quant_index[ 0].table = vlcbuf00; + q->envelope_quant_index[ 1].table = vlcbuf01; + q->envelope_quant_index[ 2].table = vlcbuf02; + q->envelope_quant_index[ 3].table = vlcbuf03; + q->envelope_quant_index[ 4].table = vlcbuf04; + q->envelope_quant_index[ 5].table = vlcbuf05; + q->envelope_quant_index[ 6].table = vlcbuf06; + q->envelope_quant_index[ 7].table = vlcbuf07; + q->envelope_quant_index[ 8].table = vlcbuf08; + q->envelope_quant_index[ 9].table = vlcbuf09; + q->envelope_quant_index[10].table = vlcbuf10; + q->envelope_quant_index[11].table = vlcbuf11; + q->envelope_quant_index[12].table = vlcbuf12; + q->sqvh[0].table = vlcbuf13; + q->sqvh[1].table = vlcbuf14; + q->sqvh[2].table = vlcbuf15; + q->sqvh[3].table = vlcbuf16; + q->sqvh[4].table = vlcbuf17; + q->sqvh[5].table = vlcbuf18; + q->sqvh[6].table = vlcbuf19; + q->ccpl.table = vlcbuf20; + + /* Init envelope VLC (13 books) */ + for (i=0 ; i<13 ; i++) { + q->envelope_quant_index[i].table_allocated = env_size[i]; + result |= init_vlc (&q->envelope_quant_index[i], 9, 24, + envelope_quant_index_huffbits[i], 1, 1, + envelope_quant_index_huffcodes[i], 2, 2, INIT_VLC_USE_NEW_STATIC); + } + + /* Init subband VLC (7 books) */ + for (i=0 ; i<7 ; i++) { + q->sqvh[i].table_allocated = sqvh_size[i]; + result |= init_vlc (&q->sqvh[i], vhvlcsize_tab[i], vhsize_tab[i], + cvh_huffbits[i], 1, 1, + cvh_huffcodes[i], 2, 2, INIT_VLC_USE_NEW_STATIC); + } + + /* Init Joint-Stereo VLC (1 book) */ + if (q->nb_channels==2 && q->joint_stereo==1){ + q->ccpl.table_allocated = ccpl_size; + result |= init_vlc (&q->ccpl, 6, (1<js_vlc_bits)-1, + ccpl_huffbits[q->js_vlc_bits-2], 1, 1, + ccpl_huffcodes[q->js_vlc_bits-2], 2, 2, INIT_VLC_USE_NEW_STATIC); + DEBUGF("Joint-stereo VLC used.\n"); + } + + DEBUGF("VLC tables initialized. Result = %d\n",result); + return result; +} +/*************** init functions end ***********/ + +/** + * Cook indata decoding, every 32 bits are XORed with 0x37c511f2. + * Why? No idea, some checksum/error detection method maybe. + * + * Out buffer size: extra bytes are needed to cope with + * padding/misalignment. + * Subpackets passed to the decoder can contain two, consecutive + * half-subpackets, of identical but arbitrary size. + * 1234 1234 1234 1234 extraA extraB + * Case 1: AAAA BBBB 0 0 + * Case 2: AAAA ABBB BB-- 3 3 + * Case 3: AAAA AABB BBBB 2 2 + * Case 4: AAAA AAAB BBBB BB-- 1 5 + * + * Nice way to waste CPU cycles. + * + * @param inbuffer pointer to byte array of indata + * @param out pointer to byte array of outdata + * @param bytes number of bytes + */ +#define DECODE_BYTES_PAD1(bytes) (3 - ((bytes)+3) % 4) +#define DECODE_BYTES_PAD2(bytes) ((bytes) % 4 + DECODE_BYTES_PAD1(2 * (bytes))) + +static inline int decode_bytes(const uint8_t* inbuffer, uint8_t* out, int bytes){ + int i, off; + uint32_t c; + const uint32_t* buf; + uint32_t* obuf = (uint32_t*) out; + /* FIXME: 64 bit platforms would be able to do 64 bits at a time. + * I'm too lazy though, should be something like + * for(i=0 ; i> (off*8)) | (0x37c511f2 << (32-(off*8)))); + bytes += 3 + off; + for (i = 0; i < bytes/4; i++) + obuf[i] = c ^ buf[i]; + + return off; +} + +/** + * Fill the gain array for the timedomain quantization. + * + * @param q pointer to the COOKContext + * @param gaininfo[9] array of gain indexes + */ + +static void decode_gain_info(GetBitContext *gb, int *gaininfo) +{ + int i, n; + + while (get_bits1(gb)) {} + n = get_bits_count(gb) - 1; //amount of elements*2 to update + + i = 0; + while (n--) { + int index = get_bits(gb, 3); + int gain = get_bits1(gb) ? (int)get_bits(gb, 4) - 7 : -1; + + while (i <= index) gaininfo[i++] = gain; + } + while (i <= 8) gaininfo[i++] = 0; +} + +/** + * Create the quant index table needed for the envelope. + * + * @param q pointer to the COOKContext + * @param quant_index_table pointer to the array + */ + +static void decode_envelope(COOKContext *q, int* quant_index_table) { + int i,j, vlc_index; + + quant_index_table[0]= get_bits(&q->gb,6) - 6; //This is used later in categorize + + for (i=1 ; i < q->total_subbands ; i++){ + vlc_index=i; + if (i >= q->js_subband_start * 2) { + vlc_index-=q->js_subband_start; + } else { + vlc_index/=2; + if(vlc_index < 1) vlc_index = 1; + } + if (vlc_index>13) vlc_index = 13; //the VLC tables >13 are identical to No. 13 + + j = get_vlc2(&q->gb, q->envelope_quant_index[vlc_index-1].table, + q->envelope_quant_index[vlc_index-1].bits,2); + quant_index_table[i] = quant_index_table[i-1] + j - 12; //differential encoding + } +} + +/** + * Calculate the category and category_index vector. + * + * @param q pointer to the COOKContext + * @param quant_index_table pointer to the array + * @param category pointer to the category array + * @param category_index pointer to the category_index array + */ + +static void categorize(COOKContext *q, int* quant_index_table, + int* category, int* category_index){ + int exp_idx, bias, tmpbias1, tmpbias2, bits_left, num_bits, index, v, i, j; + int exp_index2[102]; + int exp_index1[102]; + + int tmp_categorize_array[128*2]; + int tmp_categorize_array1_idx=q->numvector_size; + int tmp_categorize_array2_idx=q->numvector_size; + + bits_left = q->bits_per_subpacket - get_bits_count(&q->gb); + + if(bits_left > q->samples_per_channel) { + bits_left = q->samples_per_channel + + ((bits_left - q->samples_per_channel)*5)/8; + //av_log(q->avctx, AV_LOG_ERROR, "bits_left = %d\n",bits_left); + } + + memset(&exp_index1,0,102*sizeof(int)); + memset(&exp_index2,0,102*sizeof(int)); + memset(&tmp_categorize_array,0,128*2*sizeof(int)); + + bias=-32; + + /* Estimate bias. */ + for (i=32 ; i>0 ; i=i/2){ + num_bits = 0; + index = 0; + for (j=q->total_subbands ; j>0 ; j--){ + exp_idx = av_clip((i - quant_index_table[index] + bias) / 2, 0, 7); + index++; + num_bits+=expbits_tab[exp_idx]; + } + if(num_bits >= bits_left - 32){ + bias+=i; + } + } + + /* Calculate total number of bits. */ + num_bits=0; + for (i=0 ; itotal_subbands ; i++) { + exp_idx = av_clip((bias - quant_index_table[i]) / 2, 0, 7); + num_bits += expbits_tab[exp_idx]; + exp_index1[i] = exp_idx; + exp_index2[i] = exp_idx; + } + tmpbias1 = tmpbias2 = num_bits; + + for (j = 1 ; j < q->numvector_size ; j++) { + if (tmpbias1 + tmpbias2 > 2*bits_left) { /* ---> */ + int max = -999999; + index=-1; + for (i=0 ; itotal_subbands ; i++){ + if (exp_index1[i] < 7) { + v = (-2*exp_index1[i]) - quant_index_table[i] + bias; + if ( v >= max) { + max = v; + index = i; + } + } + } + if(index==-1)break; + tmp_categorize_array[tmp_categorize_array1_idx++] = index; + tmpbias1 -= expbits_tab[exp_index1[index]] - + expbits_tab[exp_index1[index]+1]; + ++exp_index1[index]; + } else { /* <--- */ + int min = 999999; + index=-1; + for (i=0 ; itotal_subbands ; i++){ + if(exp_index2[i] > 0){ + v = (-2*exp_index2[i])-quant_index_table[i]+bias; + if ( v < min) { + min = v; + index = i; + } + } + } + if(index == -1)break; + tmp_categorize_array[--tmp_categorize_array2_idx] = index; + tmpbias2 -= expbits_tab[exp_index2[index]] - + expbits_tab[exp_index2[index]-1]; + --exp_index2[index]; + } + } + memcpy(category, exp_index2, sizeof(int) * q->total_subbands ); + memcpy(category_index, tmp_categorize_array+tmp_categorize_array2_idx, sizeof(int) * (q->numvector_size-1) ); +} + + +/** + * Expand the category vector. + * + * @param q pointer to the COOKContext + * @param category pointer to the category array + * @param category_index pointer to the category_index array + */ + +static inline void expand_category(COOKContext *q, int* category, + int* category_index){ + int i; + for(i=0 ; inum_vectors ; i++){ + ++category[category_index[i]]; + } +} + +/** + * Unpack the subband_coef_index and subband_coef_sign vectors. + * + * @param q pointer to the COOKContext + * @param category pointer to the category array + * @param subband_coef_index array of indexes to quant_centroid_tab + * @param subband_coef_sign signs of coefficients + */ + +static int unpack_SQVH(COOKContext *q, int category, int* subband_coef_index, + int* subband_coef_sign) { + int i,j; + int vlc, vd ,tmp, result; + + vd = vd_tab[category]; + result = 0; + for(i=0 ; igb, q->sqvh[category].table, q->sqvh[category].bits, 3); + if (q->bits_per_subpacket < get_bits_count(&q->gb)) + { + vlc = 0; + result = 1; + memset(subband_coef_index, 0, sizeof(int)*vd); + memset(subband_coef_sign, 0, sizeof(int)*vd); + subband_coef_index+=vd; + subband_coef_sign+=vd; + } + else + { + for(j=vd-1 ; j>=0 ; j--){ + tmp = (vlc * invradix_tab[category])/0x100000; + subband_coef_index[j] = vlc - tmp * (kmax_tab[category]+1); + vlc = tmp; + } + + for(j=0 ; jgb) < q->bits_per_subpacket) { + *subband_coef_sign++ = get_bits1(&q->gb); + } else { + result=1; + *subband_coef_sign++=0; + } + } else { + *subband_coef_sign++=0; + } + } + } + } + return result; +} + + +/** + * Fill the mlt_buffer with mlt coefficients. + * + * @param q pointer to the COOKContext + * @param category pointer to the category array + * @param quant_index_table pointer to the array + * @param mlt_buffer pointer to mlt coefficients + */ + +static void decode_vectors(COOKContext* q, int* category, + int *quant_index_table, REAL_T* mlt_buffer) + ICODE_ATTR_COOK_DECODE; +static void decode_vectors(COOKContext* q, int* category, + int *quant_index_table, REAL_T* mlt_buffer){ + /* A zero in this table means that the subband coefficient is + random noise coded. */ + int subband_coef_index[SUBBAND_SIZE]; + /* A zero in this table means that the subband coefficient is a + positive multiplicator. */ + int subband_coef_sign[SUBBAND_SIZE]; + int band, j; + int index=0; + + for(band=0 ; bandtotal_subbands ; band++){ + index = category[band]; + if(category[band] < 7){ + if(unpack_SQVH(q, category[band], subband_coef_index, subband_coef_sign)){ + index=7; + for(j=0 ; jtotal_subbands ; j++) category[band+j]=7; + } + } + if(index>=7) { + memset(subband_coef_index, 0, sizeof(subband_coef_index)); + memset(subband_coef_sign, 0, sizeof(subband_coef_sign)); + } + scalar_dequant_math(q, index, quant_index_table[band], + subband_coef_index, subband_coef_sign, + &mlt_buffer[band * SUBBAND_SIZE]); + } + + if(q->total_subbands*SUBBAND_SIZE >= q->samples_per_channel){ + return; + } /* FIXME: should this be removed, or moved into loop above? */ +} + + +/** + * function for decoding mono data + * + * @param q pointer to the COOKContext + * @param mlt_buffer pointer to mlt coefficients + */ + +static void mono_decode(COOKContext *q, REAL_T* mlt_buffer) ICODE_ATTR_COOK_DECODE; +static void mono_decode(COOKContext *q, REAL_T* mlt_buffer) { + + int category_index[128]; + int quant_index_table[102]; + int category[128]; + + memset(&category, 0, 128*sizeof(int)); + memset(&category_index, 0, 128*sizeof(int)); + + decode_envelope(q, quant_index_table); + q->num_vectors = get_bits(&q->gb,q->log2_numvector_size); + categorize(q, quant_index_table, category, category_index); + expand_category(q, category, category_index); + decode_vectors(q, category, quant_index_table, mlt_buffer); +} + +/** + * function for getting the jointstereo coupling information + * + * @param q pointer to the COOKContext + * @param decouple_tab decoupling array + * + */ + +static void decouple_info(COOKContext *q, int* decouple_tab){ + int length, i; + + if(get_bits1(&q->gb)) { + if(cplband[q->js_subband_start] > cplband[q->subbands-1]) return; + + length = cplband[q->subbands-1] - cplband[q->js_subband_start] + 1; + for (i=0 ; ijs_subband_start] + i] = get_vlc2(&q->gb, q->ccpl.table, q->ccpl.bits, 2); + } + return; + } + + if(cplband[q->js_subband_start] > cplband[q->subbands-1]) return; + + length = cplband[q->subbands-1] - cplband[q->js_subband_start] + 1; + for (i=0 ; ijs_subband_start] + i] = get_bits(&q->gb, q->js_vlc_bits); + } + return; +} + +/** + * function for decoding joint stereo data + * + * @param q pointer to the COOKContext + * @param mlt_buffer1 pointer to left channel mlt coefficients + * @param mlt_buffer2 pointer to right channel mlt coefficients + */ + +static void joint_decode(COOKContext *q, REAL_T* mlt_buffer1, + REAL_T* mlt_buffer2) { + int i; + int decouple_tab[SUBBAND_SIZE]; + REAL_T *decode_buffer = q->decode_buffer_0; + int idx; + + memset(decouple_tab, 0, sizeof(decouple_tab)); + memset(decode_buffer, 0, sizeof(q->decode_buffer_0)); + + /* Make sure the buffers are zeroed out. */ + memset(mlt_buffer1,0, 1024*sizeof(REAL_T)); + memset(mlt_buffer2,0, 1024*sizeof(REAL_T)); + decouple_info(q, decouple_tab); + mono_decode(q, decode_buffer); + + /* The two channels are stored interleaved in decode_buffer. */ + REAL_T * mlt_buffer1_end = mlt_buffer1 + (q->js_subband_start*SUBBAND_SIZE); + while(mlt_buffer1 < mlt_buffer1_end) + { + memcpy(mlt_buffer1,decode_buffer,sizeof(REAL_T)*SUBBAND_SIZE); + memcpy(mlt_buffer2,decode_buffer+20,sizeof(REAL_T)*SUBBAND_SIZE); + mlt_buffer1 += 20; + mlt_buffer2 += 20; + decode_buffer += 40; + } + + /* When we reach js_subband_start (the higher frequencies) + the coefficients are stored in a coupling scheme. */ + idx = (1 << q->js_vlc_bits) - 1; + for (i=q->js_subband_start ; isubbands ; i++) { + int i1 = decouple_tab[cplband[i]]; + int i2 = idx - i1 - 1; + mlt_buffer1_end = mlt_buffer1 + SUBBAND_SIZE; + while(mlt_buffer1 < mlt_buffer1_end) + { + *mlt_buffer1++ = cplscale_math(*decode_buffer, q->js_vlc_bits, i1); + *mlt_buffer2++ = cplscale_math(*decode_buffer++, q->js_vlc_bits, i2); + } + mlt_buffer1 += (20-SUBBAND_SIZE); + mlt_buffer2 += (20-SUBBAND_SIZE); + decode_buffer += (20-SUBBAND_SIZE); + } +} + +/** + * First part of subpacket decoding: + * decode raw stream bytes and read gain info. + * + * @param q pointer to the COOKContext + * @param inbuffer pointer to raw stream data + * @param gain_ptr array of current/prev gain pointers + */ + +#define FFSWAP(type,a,b) do{type SWAP_tmp= b; b= a; a= SWAP_tmp;}while(0) + +static inline void +decode_bytes_and_gain(COOKContext *q, const uint8_t *inbuffer, + cook_gains *gains_ptr) +{ + int offset; + + offset = decode_bytes(inbuffer, q->decoded_bytes_buffer, + q->bits_per_subpacket/8); + init_get_bits(&q->gb, q->decoded_bytes_buffer + offset, + q->bits_per_subpacket); + decode_gain_info(&q->gb, gains_ptr->now); + + /* Swap current and previous gains */ + FFSWAP(int *, gains_ptr->now, gains_ptr->previous); +} + +/** + * Final part of subpacket decoding: + * Apply modulated lapped transform, gain compensation, + * clip and convert to integer. + * + * @param q pointer to the COOKContext + * @param decode_buffer pointer to the mlt coefficients + * @param gain_ptr array of current/prev gain pointers + * @param previous_buffer pointer to the previous buffer to be used for overlapping + * @param out pointer to the output buffer + * @param chan 0: left or single channel, 1: right channel + */ + +static void +mlt_compensate_output(COOKContext *q, REAL_T *decode_buffer, + cook_gains *gains, REAL_T *previous_buffer, + int32_t *out, int chan) +{ + REAL_T *buffer = q->mono_mdct_output; + int i; + imlt_math(q, decode_buffer); + + /* Overlap with the previous block. */ + overlap_math(q, gains->previous[0], previous_buffer); + + /* Apply gain profile */ + for (i = 0; i < 8; i++) { + if (gains->now[i] || gains->now[i + 1]) + interpolate_math(q, &buffer[q->samples_per_channel/8 * i], + gains->now[i], gains->now[i + 1]); + } + + /* Save away the current to be previous block. */ + memcpy(previous_buffer, buffer+q->samples_per_channel, + sizeof(REAL_T)*q->samples_per_channel); + + /* Copy output to non-interleaved sample buffer */ + memcpy(out + (chan * q->samples_per_channel), buffer, + sizeof(REAL_T)*q->samples_per_channel); +} + + +/** + * Cook subpacket decoding. This function returns one decoded subpacket, + * usually 1024 samples per channel. + * + * @param q pointer to the COOKContext + * @param inbuffer pointer to the inbuffer + * @param sub_packet_size subpacket size + * @param outbuffer pointer to the outbuffer + */ + + +static int decode_subpacket(COOKContext *q, const uint8_t *inbuffer, + int sub_packet_size, int32_t *outbuffer) { + /* packet dump */ +// for (i=0 ; igains1); + + if (q->joint_stereo) { + joint_decode(q, q->decode_buffer_1, q->decode_buffer_2); + } else { + mono_decode(q, q->decode_buffer_1); + + if (q->nb_channels == 2) { + decode_bytes_and_gain(q, inbuffer + sub_packet_size/2, &q->gains2); + mono_decode(q, q->decode_buffer_2); + } + } + + mlt_compensate_output(q, q->decode_buffer_1, &q->gains1, + q->mono_previous_buffer1, outbuffer, 0); + + if (q->nb_channels == 2) { + if (q->joint_stereo) { + mlt_compensate_output(q, q->decode_buffer_2, &q->gains1, + q->mono_previous_buffer2, outbuffer, 1); + } else { + mlt_compensate_output(q, q->decode_buffer_2, &q->gains2, + q->mono_previous_buffer2, outbuffer, 1); + } + } + return q->samples_per_frame * sizeof(int32_t); +} + + +/** + * Cook frame decoding + * + * @param rmctx pointer to the RMContext + */ + +int cook_decode_frame(RMContext *rmctx,COOKContext *q, + int32_t *outbuffer, int *data_size, + const uint8_t *inbuffer, int buf_size) { + //COOKContext *q = avctx->priv_data; + //COOKContext *q; + + if (buf_size < rmctx->block_align) + return buf_size; + + *data_size = decode_subpacket(q, inbuffer, rmctx->block_align, outbuffer); + + /* Discard the first two frames: no valid audio. */ + if (rmctx->frame_number < 2) *data_size = 0; + + return rmctx->block_align; +} + +#ifdef COOKDEBUG +static void dump_cook_context(COOKContext *q) +{ + //int i=0; +#define PRINT(a,b) DEBUGF(" %s = %d\n", a, b); + DEBUGF("COOKextradata\n"); + DEBUGF("cookversion=%x\n",q->cookversion); + if (q->cookversion > STEREO) { + PRINT("js_subband_start",q->js_subband_start); + PRINT("js_vlc_bits",q->js_vlc_bits); + } + PRINT("nb_channels",q->nb_channels); + PRINT("bit_rate",q->bit_rate); + PRINT("sample_rate",q->sample_rate); + PRINT("samples_per_channel",q->samples_per_channel); + PRINT("samples_per_frame",q->samples_per_frame); + PRINT("subbands",q->subbands); + PRINT("random_state",q->random_state); + PRINT("js_subband_start",q->js_subband_start); + PRINT("log2_numvector_size",q->log2_numvector_size); + PRINT("numvector_size",q->numvector_size); + PRINT("total_subbands",q->total_subbands); +} +#endif + +/** + * Cook initialization + */ + +int cook_decode_init(RMContext *rmctx, COOKContext *q) +{ +#if defined(CPU_COLDFIRE) + coldfire_set_macsr(EMAC_FRACTIONAL | EMAC_SATURATE); +#endif + /* cook extradata */ + q->cookversion = rm_get_uint32be(rmctx->codec_extradata); + q->samples_per_frame = rm_get_uint16be(&rmctx->codec_extradata[4]); + q->subbands = rm_get_uint16be(&rmctx->codec_extradata[6]); + q->extradata_size = rmctx->extradata_size; + if (q->extradata_size >= 16){ + q->js_subband_start = rm_get_uint16be(&rmctx->codec_extradata[12]); + q->js_vlc_bits = rm_get_uint16be(&rmctx->codec_extradata[14]); + } + + /* Take data from the RMContext (RM container). */ + q->sample_rate = rmctx->sample_rate; + q->nb_channels = rmctx->nb_channels; + q->bit_rate = rmctx->bit_rate; + + /* Initialize RNG. */ + q->random_state = 0; + + /* Initialize extradata related variables. */ + q->samples_per_channel = q->samples_per_frame >> (q->nb_channels-1); + q->bits_per_subpacket = rmctx->block_align * 8; + + /* Initialize default data states. */ + q->log2_numvector_size = 5; + q->total_subbands = q->subbands; + + /* Initialize version-dependent variables */ + DEBUGF("q->cookversion=%x\n",q->cookversion); + q->joint_stereo = 0; + switch (q->cookversion) { + case MONO: + if (q->nb_channels != 1) { + DEBUGF("Container channels != 1, report sample!\n"); + return -1; + } + DEBUGF("MONO\n"); + break; + case STEREO: + if (q->nb_channels != 1) { + q->bits_per_subpacket = q->bits_per_subpacket/2; + } + DEBUGF("STEREO\n"); + break; + case JOINT_STEREO: + if (q->nb_channels != 2) { + DEBUGF("Container channels != 2, report sample!\n"); + return -1; + } + DEBUGF("JOINT_STEREO\n"); + if (q->extradata_size >= 16){ + q->total_subbands = q->subbands + q->js_subband_start; + q->joint_stereo = 1; + } + if (q->samples_per_channel > 256) { + q->log2_numvector_size = 6; + } + if (q->samples_per_channel > 512) { + q->log2_numvector_size = 7; + } + break; + case MC_COOK: + DEBUGF("MC_COOK not supported!\n"); + return -1; + break; + default: + DEBUGF("Unknown Cook version, report sample!\n"); + return -1; + break; + } + + /* Initialize variable relations */ + q->numvector_size = (1 << q->log2_numvector_size); + q->mdct_nbits = av_log2(q->samples_per_channel)+1; + + /* Generate tables */ + if (init_cook_vlc_tables(q) != 0) + return -1; + + + if(rmctx->block_align >= UINT16_MAX/2) + return -1; + + q->gains1.now = q->gain_1; + q->gains1.previous = q->gain_2; + q->gains2.now = q->gain_3; + q->gains2.previous = q->gain_4; + + + /* Initialize COOK signal arithmetic handling */ + /* + if (1) { + q->scalar_dequant = scalar_dequant_math; + q->interpolate = interpolate_math; + } + */ + + /* Try to catch some obviously faulty streams, othervise it might be exploitable */ + if (q->total_subbands > 53) { + DEBUGF("total_subbands > 53, report sample!\n"); + return -1; + } + if (q->subbands > 50) { + DEBUGF("subbands > 50, report sample!\n"); + return -1; + } + if ((q->samples_per_channel == 256) || (q->samples_per_channel == 512) || (q->samples_per_channel == 1024)) { + } else { + DEBUGF("unknown amount of samples_per_channel = %d, report sample!\n",q->samples_per_channel); + return -1; + } + if ((q->js_vlc_bits > 6) || (q->js_vlc_bits < 0)) { + DEBUGF("q->js_vlc_bits = %d, only >= 0 and <= 6 allowed!\n",q->js_vlc_bits); + return -1; + } + + +#ifdef COOKDEBUG + dump_cook_context(q); +#endif + return 0; +} + diff --git a/lib/rbcodec/codecs/libcook/cook.h b/lib/rbcodec/codecs/libcook/cook.h new file mode 100644 index 0000000000..fcb437a0e1 --- /dev/null +++ b/lib/rbcodec/codecs/libcook/cook.h @@ -0,0 +1,131 @@ +/* + * COOK compatible decoder + * Copyright (c) 2003 Sascha Sommer + * Copyright (c) 2005 Benjamin Larsson + * + * This file is taken from FFmpeg. + * + * FFmpeg is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; either + * version 2.1 of the License, or (at your option) any later version. + * + * FFmpeg is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with FFmpeg; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + */ +#ifndef _COOK_H +#define _COOK_H + +#include +#include "ffmpeg_get_bits.h" +#include "../librm/rm.h" +#include "cookdata_fixpoint.h" + +#include "codeclib.h" + +#if (CONFIG_CPU == PP5022) || (CONFIG_CPU == PP5024) || (CONFIG_CPU == MCF5250) +/* PP5022/24, MCF5250 have large IRAM */ +#define IBSS_ATTR_COOK_LARGE_IRAM IBSS_ATTR +#define ICODE_ATTR_COOK_LARGE_IRAM ICODE_ATTR +#define ICONST_ATTR_COOK_LARGE_IRAM ICONST_ATTR +#define IBSS_ATTR_COOK_VLCBUF +#define ICODE_ATTR_COOK_DECODE + +#elif defined(CPU_S5L870X) +/* S5L870X have even larger IRAM and it is faster to use ICODE_ATTR. */ +#define IBSS_ATTR_COOK_LARGE_IRAM IBSS_ATTR +#define ICODE_ATTR_COOK_LARGE_IRAM ICODE_ATTR +#define ICONST_ATTR_COOK_LARGE_IRAM ICONST_ATTR +#define IBSS_ATTR_COOK_VLCBUF IBSS_ATTR +#define ICODE_ATTR_COOK_DECODE ICODE_ATTR + +#else +/* other CPUs IRAM is not large enough */ +#define IBSS_ATTR_COOK_LARGE_IRAM +#define ICODE_ATTR_COOK_LARGE_IRAM +#define ICONST_ATTR_COOK_LARGE_IRAM +#define IBSS_ATTR_COOK_VLCBUF +#define ICODE_ATTR_COOK_DECODE + +#endif + +typedef struct { + int *now; + int *previous; +} cook_gains; + +typedef struct cook { + /* + * The following 2 functions provide the lowlevel arithmetic on + * the internal audio buffers. + */ + void (* scalar_dequant)(struct cook *q, int index, int quant_index, + int* subband_coef_index, int* subband_coef_sign, + REAL_T* mlt_p); + + void (* interpolate) (struct cook *q, REAL_T* buffer, + int gain_index, int gain_index_next); + + GetBitContext gb; + int frame_number; + int block_align; + int extradata_size; + /* stream data */ + int nb_channels; + int joint_stereo; + int bit_rate; + int sample_rate; + int samples_per_channel; + int samples_per_frame; + int subbands; + int log2_numvector_size; + int numvector_size; //1 << log2_numvector_size; + int js_subband_start; + int total_subbands; + int num_vectors; + int bits_per_subpacket; + int cookversion; + int mdct_nbits; /* is this the same as one of above? */ + /* states */ + int random_state; + + /* gain buffers */ + cook_gains gains1; + cook_gains gains2; + int gain_1[9]; + int gain_2[9]; + int gain_3[9]; + int gain_4[9]; + + /* VLC data */ + int js_vlc_bits; + VLC envelope_quant_index[13]; + VLC sqvh[7]; //scalar quantization + VLC ccpl; //channel coupling + + /* generatable tables and related variables */ + int gain_size_factor; + + /* data buffers */ + + uint8_t decoded_bytes_buffer[1024] MEM_ALIGN_ATTR; + REAL_T mono_mdct_output[2048] MEM_ALIGN_ATTR; + REAL_T mono_previous_buffer1[1024] MEM_ALIGN_ATTR; + REAL_T mono_previous_buffer2[1024] MEM_ALIGN_ATTR; + REAL_T decode_buffer_1[1024] MEM_ALIGN_ATTR; + REAL_T decode_buffer_2[1024] MEM_ALIGN_ATTR; + /* static allocation for joint decode */ + REAL_T decode_buffer_0[1060] MEM_ALIGN_ATTR; +} COOKContext; + +int cook_decode_init(RMContext *rmctx, COOKContext *q); +int cook_decode_frame(RMContext *rmctx,COOKContext *q, + int32_t *outbuffer, int *data_size, + const uint8_t *inbuffer, int buf_size); +#endif /*_COOK_H */ diff --git a/lib/rbcodec/codecs/libcook/cook_fixpoint.h b/lib/rbcodec/codecs/libcook/cook_fixpoint.h new file mode 100644 index 0000000000..5c4a5d1a5a --- /dev/null +++ b/lib/rbcodec/codecs/libcook/cook_fixpoint.h @@ -0,0 +1,278 @@ +/* + * COOK compatible decoder, fixed point implementation. + * Copyright (c) 2007 Ian Braithwaite + * + * This file is part of FFmpeg. + * + * FFmpeg is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; either + * version 2.1 of the License, or (at your option) any later version. + * + * FFmpeg is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with FFmpeg; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + * + */ + +/** + * @file cook_fixpoint.h + * + * Cook AKA RealAudio G2 fixed point functions. + * + * Fixed point values are represented as 32 bit signed integers, + * which can be added and subtracted directly in C (without checks for + * overflow/saturation. + * Two multiplication routines are provided: + * 1) Multiplication by powers of two (2^-31 .. 2^31), implemented + * with C's bit shift operations. + * 2) Multiplication by 16 bit fractions (0 <= x < 1), implemented + * in C using two 32 bit integer multiplications. + */ + +#ifdef ROCKBOX +/* get definitions of MULT31, MULT31_SHIFT16, vect_add, from codelib */ +#include "codeclib_misc.h" +#include "codeclib.h" +#endif + +/* cplscales was moved from cookdata_fixpoint.h since only * + * cook_fixpoint.h should see/use it. */ +static const FIXPU* cplscales[5] = { + cplscale2, cplscale3, cplscale4, cplscale5, cplscale6 +}; + +/** + * Fixed point multiply by power of two. + * + * @param x fix point value + * @param i integer power-of-two, -31..+31 + */ +static inline FIXP fixp_pow2(FIXP x, int i) +{ + if (i < 0) + return (x >> -i); + else + return x << i; /* no check for overflow */ +} + +/** + * Fixed point multiply by fraction. + * + * @param a fix point value + * @param b fix point fraction, 0 <= b < 1 + */ +#ifdef ROCKBOX +#define fixp_mult_su(x,y) (MULT31_SHIFT16(x,y)) +#else +static inline FIXP fixp_mult_su(FIXP a, FIXPU b) +{ + int32_t hb = (a >> 16) * b; + uint32_t lb = (a & 0xffff) * b; + + return hb + (lb >> 16) + ((lb & 0x8000) >> 15); +} +#endif + +/* Faster version of the above using 32x32=64 bit multiply */ +#ifdef ROCKBOX +#define fixmul31(x,y) (MULT31(x,y)) +#else +static inline int32_t fixmul31(int32_t x, int32_t y) +{ + int64_t temp; + + temp = x; + temp *= y; + + temp >>= 31; //16+31-16 = 31 bits + + return (int32_t)temp; +} +#endif + +/** + * Clips a signed integer value into the amin-amax range. + * @param a value to clip + * @param amin minimum value of the clip range + * @param amax maximum value of the clip range + * @return clipped value + */ +static inline int av_clip(int a, int amin, int amax) +{ + if (a < amin) return amin; + else if (a > amax) return amax; + else return a; +} + +/** + * The real requantization of the mltcoefs + * + * @param q pointer to the COOKContext + * @param index index + * @param quant_index quantisation index for this band + * @param subband_coef_index array of indexes to quant_centroid_tab + * @param subband_coef_sign use random noise instead of predetermined value + * @param mlt_ptr pointer to the mlt coefficients + */ + +static void scalar_dequant_math(COOKContext *q, int index, + int quant_index, int* subband_coef_index, + int* subband_coef_sign, REAL_T *mlt_p) + ICODE_ATTR_COOK_DECODE; +static void scalar_dequant_math(COOKContext *q, int index, + int quant_index, int* subband_coef_index, + int* subband_coef_sign, REAL_T *mlt_p) +{ + /* Num. half bits to right shift */ + const int s = 33 - quant_index + av_log2(q->samples_per_channel); + const FIXP *table = quant_tables[s & 1][index]; + FIXP f; + int i; + + + if(s >= 64) + memset(mlt_p, 0, sizeof(REAL_T)*SUBBAND_SIZE); + else + { + for(i=0 ; i> (s >> 1); + /* noise coding if subband_coef_index[i] == 0 */ + if (((subband_coef_index[i] == 0) && cook_random(q)) || + ((subband_coef_index[i] != 0) && subband_coef_sign[i])) + f = -f; + + *mlt_p++ = f; + } + } +} + +/** + * The modulated lapped transform, this takes transform coefficients + * and transforms them into timedomain samples. + * A window step is also included. + * + * @param q pointer to the COOKContext + * @param inbuffer pointer to the mltcoefficients + * @param outbuffer pointer to the timedomain buffer + * @param mlt_tmp pointer to temporary storage space + */ +#include "../lib/mdct_lookup.h" + +void imlt_math(COOKContext *q, FIXP *in) ICODE_ATTR; +void imlt_math(COOKContext *q, FIXP *in) +{ + const int n = q->samples_per_channel; + const int step = 2 << (10 - av_log2(n)); + REAL_T *mdct_out = q->mono_mdct_output; + REAL_T tmp; + int i = 0, j = 0; + + ff_imdct_calc(q->mdct_nbits, q->mono_mdct_output, in); + + do { + tmp = mdct_out[i]; + mdct_out[i ] = fixmul31(-mdct_out[n+i], (sincos_lookup0[j ])); + mdct_out[n+i] = fixmul31(tmp , (sincos_lookup0[j+1])); + + j += step; + } while (++i < n/2); + + do { + j -= step; + + tmp = mdct_out[i]; + mdct_out[i ] = fixmul31(-mdct_out[n+i], (sincos_lookup0[j+1])); + mdct_out[n+i] = fixmul31(tmp , (sincos_lookup0[j ])); + } while (++i < n); +} + +/** + * Perform buffer overlapping. + * + * @param q pointer to the COOKContext + * @param gain gain correction to apply first to output buffer + * @param buffer data to overlap + */ +void overlap_math(COOKContext *q, int gain, FIXP buffer[]) ICODE_ATTR; +void overlap_math(COOKContext *q, int gain, FIXP buffer[]) +{ + int i; +#ifdef ROCKBOX + if(LIKELY(gain == 0)) + { + vect_add(q->mono_mdct_output, buffer, q->samples_per_channel); + + } else if (gain > 0){ + for(i=0 ; isamples_per_channel ; i++) { + q->mono_mdct_output[i] = (q->mono_mdct_output[i]<< gain) + buffer[i]; } + + } else { + for(i=0 ; isamples_per_channel ; i++) { + q->mono_mdct_output[i] = (q->mono_mdct_output[i]>>-gain) + buffer[i]; + } + } +#else + for(i=0 ; isamples_per_channel ; i++) { + q->mono_mdct_output[i] = + fixp_pow2(q->mono_mdct_output[i], gain) + buffer[i]; + } +#endif +} + + +/** + * the actual requantization of the timedomain samples + * + * @param q pointer to the COOKContext + * @param buffer pointer to the timedomain buffer + * @param gain_index index for the block multiplier + * @param gain_index_next index for the next block multiplier + */ +static inline void +interpolate_math(COOKContext *q, register FIXP* buffer, + int gain_index, int gain_index_next) +{ + int i; + int gain_size_factor = q->samples_per_channel / 8; + + if(gain_index == gain_index_next){ //static gain + for(i = 0; i < gain_size_factor; i++) { + buffer[i] = fixp_pow2(buffer[i], gain_index); + } + } else { //smooth gain + int step = (gain_index_next - gain_index) + << (7 - av_log2(gain_size_factor)); + int x = 0; + register FIXP* bufferend = buffer+gain_size_factor; + while(buffer < bufferend ) + { + *buffer = fixp_pow2( + fixp_mult_su(*buffer, pow128_tab[x]), + gain_index+1); + buffer++; + + x += step; + gain_index += ( (x + 128) >> 7 ) - 1; + x = ( (x + 128) & 127 ); + } + } +} + + +/** + * Decoupling calculation for joint stereo coefficients. + * + * @param x mono coefficient + * @param table number of decoupling table + * @param i table index + */ +static inline FIXP cplscale_math(FIXP x, int table, int i) +{ + return fixp_mult_su(x, cplscales[table-2][i]); +} diff --git a/lib/rbcodec/codecs/libcook/cookdata.h b/lib/rbcodec/codecs/libcook/cookdata.h new file mode 100644 index 0000000000..a73b96c5f5 --- /dev/null +++ b/lib/rbcodec/codecs/libcook/cookdata.h @@ -0,0 +1,493 @@ +/* + * COOK compatible decoder data + * Copyright (c) 2003 Sascha Sommer + * Copyright (c) 2005 Benjamin Larsson + * + * This file is part of FFmpeg. + * + * FFmpeg is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; either + * version 2.1 of the License, or (at your option) any later version. + * + * FFmpeg is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with FFmpeg; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + * + */ + +/** + * @file cookdata.h + * Cook AKA RealAudio G2 compatible decoderdata + */ + +/* various data tables */ + +static const int expbits_tab[8] = { + 52,47,43,37,29,22,16,0, +}; + +static const int invradix_tab[7] = { + 74899, 104858, 149797, 209716, 262144, 349526, 524288, +}; + +static const int kmax_tab[7] = { + 13, 9, 6, 4, 3, 2, 1, +}; + +static const int vd_tab[7] = { + 2, 2, 2, 4, 4, 5, 5, +}; + +static const int vpr_tab[7] = { + 10, 10, 10, 5, 5, 4, 4, +}; + + + +/* VLC data */ + +static const int vhsize_tab[7] = { + 191, 97, 48, 607, 246, 230, 32, +}; + +static const int vhvlcsize_tab[7] = { + 8, 7, 7, 10, 9, 9, 6, +}; + +static const uint8_t envelope_quant_index_huffbits[13][24] = { + { 4, 6, 5, 5, 4, 4, 4, 4, 4, 4, 3, 3, 3, 4, 5, 7, 8, 9, 11, 11, 12, 12, 12, 12 }, + { 10, 8, 6, 5, 5, 4, 3, 3, 3, 3, 3, 3, 4, 5, 7, 9, 11, 12, 13, 15, 15, 15, 16, 16 }, + { 12, 10, 8, 6, 5, 4, 4, 4, 4, 4, 4, 3, 3, 3, 4, 4, 5, 5, 7, 9, 11, 13, 14, 14 }, + { 13, 10, 9, 9, 7, 7, 5, 5, 4, 3, 3, 3, 3, 3, 4, 4, 4, 5, 7, 9, 11, 13, 13, 13 }, + { 12, 13, 10, 8, 6, 6, 5, 5, 4, 4, 3, 3, 3, 3, 3, 4, 5, 5, 6, 7, 9, 11, 14, 14 }, + { 12, 11, 9, 8, 8, 7, 5, 4, 4, 3, 3, 3, 3, 3, 4, 4, 5, 5, 7, 8, 10, 13, 14, 14 }, + { 15, 16, 15, 12, 10, 8, 6, 5, 4, 3, 3, 3, 2, 3, 4, 5, 5, 7, 9, 11, 13, 16, 16, 16 }, + { 14, 14, 11, 10, 9, 7, 7, 5, 5, 4, 3, 3, 2, 3, 3, 4, 5, 7, 9, 9, 12, 14, 15, 15 }, + { 9, 9, 9, 8, 7, 6, 5, 4, 3, 3, 3, 3, 3, 3, 4, 5, 6, 7, 8, 10, 11, 12, 13, 13 }, + { 14, 12, 10, 8, 6, 6, 5, 4, 3, 3, 3, 3, 3, 3, 4, 5, 6, 8, 8, 9, 11, 14, 14, 14 }, + { 13, 10, 9, 8, 6, 6, 5, 4, 4, 4, 3, 3, 2, 3, 4, 5, 6, 8, 9, 9, 11, 12, 14, 14 }, + { 16, 13, 12, 11, 9, 6, 5, 5, 4, 4, 4, 3, 2, 3, 3, 4, 5, 7, 8, 10, 14, 16, 16, 16 }, + { 13, 14, 14, 14, 10, 8, 7, 7, 5, 4, 3, 3, 2, 3, 3, 4, 5, 5, 7, 9, 11, 14, 14, 14 }, +}; + +static const uint16_t envelope_quant_index_huffcodes[13][24] = { + {0x0006, 0x003e, 0x001c, 0x001d, 0x0007, 0x0008, 0x0009, 0x000a, 0x000b, 0x000c, 0x0000, 0x0001, + 0x0002, 0x000d, 0x001e, 0x007e, 0x00fe, 0x01fe, 0x07fc, 0x07fd, 0x0ffc, 0x0ffd, 0x0ffe, 0x0fff}, + {0x03fe, 0x00fe, 0x003e, 0x001c, 0x001d, 0x000c, 0x0000, 0x0001, 0x0002, 0x0003, 0x0004, 0x0005, + 0x000d, 0x001e, 0x007e, 0x01fe, 0x07fe, 0x0ffe, 0x1ffe, 0x7ffc, 0x7ffd, 0x7ffe, 0xfffe, 0xffff}, + {0x0ffe, 0x03fe, 0x00fe, 0x003e, 0x001c, 0x0006, 0x0007, 0x0008, 0x0009, 0x000a, 0x000b, 0x0000, + 0x0001, 0x0002, 0x000c, 0x000d, 0x001d, 0x001e, 0x007e, 0x01fe, 0x07fe, 0x1ffe, 0x3ffe, 0x3fff}, + {0x1ffc, 0x03fe, 0x01fc, 0x01fd, 0x007c, 0x007d, 0x001c, 0x001d, 0x000a, 0x0000, 0x0001, 0x0002, + 0x0003, 0x0004, 0x000b, 0x000c, 0x000d, 0x001e, 0x007e, 0x01fe, 0x07fe, 0x1ffd, 0x1ffe, 0x1fff}, + {0x0ffe, 0x1ffe, 0x03fe, 0x00fe, 0x003c, 0x003d, 0x001a, 0x001b, 0x000a, 0x000b, 0x0000, 0x0001, + 0x0002, 0x0003, 0x0004, 0x000c, 0x001c, 0x001d, 0x003e, 0x007e, 0x01fe, 0x07fe, 0x3ffe, 0x3fff}, + {0x0ffe, 0x07fe, 0x01fe, 0x00fc, 0x00fd, 0x007c, 0x001c, 0x000a, 0x000b, 0x0000, 0x0001, 0x0002, + 0x0003, 0x0004, 0x000c, 0x000d, 0x001d, 0x001e, 0x007d, 0x00fe, 0x03fe, 0x1ffe, 0x3ffe, 0x3fff}, + {0x7ffc, 0xfffc, 0x7ffd, 0x0ffe, 0x03fe, 0x00fe, 0x003e, 0x001c, 0x000c, 0x0002, 0x0003, 0x0004, + 0x0000, 0x0005, 0x000d, 0x001d, 0x001e, 0x007e, 0x01fe, 0x07fe, 0x1ffe, 0xfffd, 0xfffe, 0xffff}, + {0x3ffc, 0x3ffd, 0x07fe, 0x03fe, 0x01fc, 0x007c, 0x007d, 0x001c, 0x001d, 0x000c, 0x0002, 0x0003, + 0x0000, 0x0004, 0x0005, 0x000d, 0x001e, 0x007e, 0x01fd, 0x01fe, 0x0ffe, 0x3ffe, 0x7ffe, 0x7fff}, + {0x01fc, 0x01fd, 0x01fe, 0x00fc, 0x007c, 0x003c, 0x001c, 0x000c, 0x0000, 0x0001, 0x0002, 0x0003, + 0x0004, 0x0005, 0x000d, 0x001d, 0x003d, 0x007d, 0x00fd, 0x03fe, 0x07fe, 0x0ffe, 0x1ffe, 0x1fff}, + {0x3ffc, 0x0ffe, 0x03fe, 0x00fc, 0x003c, 0x003d, 0x001c, 0x000c, 0x0000, 0x0001, 0x0002, 0x0003, + 0x0004, 0x0005, 0x000d, 0x001d, 0x003e, 0x00fd, 0x00fe, 0x01fe, 0x07fe, 0x3ffd, 0x3ffe, 0x3fff}, + {0x1ffe, 0x03fe, 0x01fc, 0x00fc, 0x003c, 0x003d, 0x001c, 0x000a, 0x000b, 0x000c, 0x0002, 0x0003, + 0x0000, 0x0004, 0x000d, 0x001d, 0x003e, 0x00fd, 0x01fd, 0x01fe, 0x07fe, 0x0ffe, 0x3ffe, 0x3fff}, + {0xfffc, 0x1ffe, 0x0ffe, 0x07fe, 0x01fe, 0x003e, 0x001c, 0x001d, 0x000a, 0x000b, 0x000c, 0x0002, + 0x0000, 0x0003, 0x0004, 0x000d, 0x001e, 0x007e, 0x00fe, 0x03fe, 0x3ffe, 0xfffd, 0xfffe, 0xffff}, + {0x1ffc, 0x3ffa, 0x3ffb, 0x3ffc, 0x03fe, 0x00fe, 0x007c, 0x007d, 0x001c, 0x000c, 0x0002, 0x0003, + 0x0000, 0x0004, 0x0005, 0x000d, 0x001d, 0x001e, 0x007e, 0x01fe, 0x07fe, 0x3ffd, 0x3ffe, 0x3fff}, +}; + + +static const uint8_t cvh_huffbits0[191] = { + 1, 4, 6, 6, 7, 7, 8, 8, 8, 9, 9, 10, + 11, 11, 4, 5, 6, 7, 7, 8, 8, 9, 9, 9, + 9, 10, 11, 11, 5, 6, 7, 8, 8, 9, 9, 9, + 9, 10, 10, 10, 11, 12, 6, 7, 8, 9, 9, 9, + 9, 10, 10, 10, 10, 11, 12, 13, 7, 7, 8, 9, + 9, 9, 10, 10, 10, 10, 11, 11, 12, 13, 8, 8, + 9, 9, 9, 10, 10, 10, 10, 11, 11, 12, 13, 14, + 8, 8, 9, 9, 10, 10, 11, 11, 11, 12, 12, 13, + 13, 15, 8, 8, 9, 9, 10, 10, 11, 11, 11, 12, + 12, 13, 14, 15, 9, 9, 9, 10, 10, 10, 11, 11, + 12, 13, 12, 14, 15, 16, 9, 9, 10, 10, 10, 10, + 11, 12, 12, 14, 14, 16, 16, 0, 9, 9, 10, 10, + 11, 11, 12, 13, 13, 14, 14, 15, 0, 0, 10, 10, + 10, 11, 11, 12, 12, 13, 15, 15, 16, 0, 0, 0, + 11, 11, 11, 12, 13, 13, 13, 15, 16, 16, 0, 0, + 0, 0, 11, 11, 12, 13, 13, 14, 15, 16, 16, +}; + +static const uint16_t cvh_huffcodes0[191] = { + 0x0000,0x0008,0x002c,0x002d,0x0062,0x0063,0x00d4,0x00d5,0x00d6,0x01c6,0x01c7,0x03ca, + 0x07d6,0x07d7,0x0009,0x0014,0x002e,0x0064,0x0065,0x00d7,0x00d8,0x01c8,0x01c9,0x01ca, + 0x01cb,0x03cb,0x07d8,0x07d9,0x0015,0x002f,0x0066,0x00d9,0x00da,0x01cc,0x01cd,0x01ce, + 0x01cf,0x03cc,0x03cd,0x03ce,0x07da,0x0fe4,0x0030,0x0067,0x00db,0x01d0,0x01d1,0x01d2, + 0x01d3,0x03cf,0x03d0,0x03d1,0x03d2,0x07db,0x0fe5,0x1fea,0x0068,0x0069,0x00dc,0x01d4, + 0x01d5,0x01d6,0x03d3,0x03d4,0x03d5,0x03d6,0x07dc,0x07dd,0x0fe6,0x1feb,0x00dd,0x00de, + 0x01d7,0x01d8,0x01d9,0x03d7,0x03d8,0x03d9,0x03da,0x07de,0x07df,0x0fe7,0x1fec,0x3ff2, + 0x00df,0x00e0,0x01da,0x01db,0x03db,0x03dc,0x07e0,0x07e1,0x07e2,0x0fe8,0x0fe9,0x1fed, + 0x1fee,0x7ff4,0x00e1,0x00e2,0x01dc,0x01dd,0x03dd,0x03de,0x07e3,0x07e4,0x07e5,0x0fea, + 0x0feb,0x1fef,0x3ff3,0x7ff5,0x01de,0x01df,0x01e0,0x03df,0x03e0,0x03e1,0x07e6,0x07e7, + 0x0fec,0x1ff0,0x0fed,0x3ff4,0x7ff6,0xfff8,0x01e1,0x01e2,0x03e2,0x03e3,0x03e4,0x03e5, + 0x07e8,0x0fee,0x0fef,0x3ff5,0x3ff6,0xfff9,0xfffa,0xfffa,0x01e3,0x01e4,0x03e6,0x03e7, + 0x07e9,0x07ea,0x0ff0,0x1ff1,0x1ff2,0x3ff7,0x3ff8,0x7ff7,0x7ff7,0xfffa,0x03e8,0x03e9, + 0x03ea,0x07eb,0x07ec,0x0ff1,0x0ff2,0x1ff3,0x7ff8,0x7ff9,0xfffb,0x3ff8,0x7ff7,0x7ff7, + 0x07ed,0x07ee,0x07ef,0x0ff3,0x1ff4,0x1ff5,0x1ff6,0x7ffa,0xfffc,0xfffd,0xfffb,0xfffb, + 0x3ff8,0x7ff7,0x07f0,0x07f1,0x0ff4,0x1ff7,0x1ff8,0x3ff9,0x7ffb,0xfffe,0xffff, +}; + + +static const uint8_t cvh_huffbits1[97] = { + 1, 4, 5, 6, 7, 8, 8, 9, 10, 10, 4, 5, + 6, 7, 7, 8, 8, 9, 9, 11, 5, 5, 6, 7, + 8, 8, 9, 9, 10, 11, 6, 6, 7, 8, 8, 9, + 9, 10, 11, 12, 7, 7, 8, 8, 9, 9, 10, 11, + 11, 13, 8, 8, 8, 9, 9, 10, 10, 11, 12, 14, + 8, 8, 8, 9, 10, 11, 11, 12, 13, 15, 9, 9, + 9, 10, 11, 12, 12, 14, 14, 0, 9, 9, 9, 10, + 11, 12, 14, 16, 0, 0, 10, 10, 11, 12, 13, 14, + 16, +}; + + +static const uint16_t cvh_huffcodes1[97] = { + 0x0000,0x0008,0x0014,0x0030,0x006a,0x00e2,0x00e3,0x01e4,0x03ec,0x03ed,0x0009,0x0015, + 0x0031,0x006b,0x006c,0x00e4,0x00e5,0x01e5,0x01e6,0x07f0,0x0016,0x0017,0x0032,0x006d, + 0x00e6,0x00e7,0x01e7,0x01e8,0x03ee,0x07f1,0x0033,0x0034,0x006e,0x00e8,0x00e9,0x01e9, + 0x01ea,0x03ef,0x07f2,0x0ff6,0x006f,0x0070,0x00ea,0x00eb,0x01eb,0x01ec,0x03f0,0x07f3, + 0x07f4,0x1ffa,0x00ec,0x00ed,0x00ee,0x01ed,0x01ee,0x03f1,0x03f2,0x07f5,0x0ff7,0x3ffa, + 0x00ef,0x00f0,0x00f1,0x01ef,0x03f3,0x07f6,0x07f7,0x0ff8,0x1ffb,0x7ffe,0x01f0,0x01f1, + 0x01f2,0x03f4,0x07f8,0x0ff9,0x0ffa,0x3ffb,0x3ffc,0x0000,0x01f3,0x01f4,0x01f5,0x03f5, + 0x07f9,0x0ffb,0x3ffd,0xfffe,0x0000,0x0000,0x03f6,0x03f7,0x07fa,0x0ffc,0x1ffc,0x3ffe, + 0xffff, +}; + +static const uint8_t cvh_huffbits2[48] = { + 1, 4, 5, 7, 8, 9, 10, 3, 4, 5, 7, 8, + 9, 10, 5, 5, 6, 7, 8, 10, 10, 7, 6, 7, + 8, 9, 10, 12, 8, 8, 8, 9, 10, 12, 14, 8, + 9, 9, 10, 11, 15, 16, 9, 10, 11, 12, 13, 16, +}; + +static const uint16_t cvh_huffcodes2[48] = { + 0x0000,0x000a,0x0018,0x0074,0x00f2,0x01f4,0x03f6,0x0004,0x000b,0x0019,0x0075,0x00f3, + 0x01f5,0x03f7,0x001a,0x001b,0x0038,0x0076,0x00f4,0x03f8,0x03f9,0x0077,0x0039,0x0078, + 0x00f5,0x01f6,0x03fa,0x0ffc,0x00f6,0x00f7,0x00f8,0x01f7,0x03fb,0x0ffd,0x3ffe,0x00f9, + 0x01f8,0x01f9,0x03fc,0x07fc,0x7ffe,0xfffe,0x01fa,0x03fd,0x07fd,0x0ffe,0x1ffe,0xffff, +}; + +static const uint8_t cvh_huffbits3[607] = { + 2, 4, 6, 8, 10, 5, 5, 6, 8, 10, 7, 8, + 8, 10, 12, 9, 9, 10, 12, 15, 10, 11, 13, 16, + 16, 5, 6, 8, 10, 11, 5, 6, 8, 10, 12, 7, + 7, 8, 10, 13, 9, 9, 10, 12, 15, 12, 11, 13, + 16, 16, 7, 9, 10, 12, 15, 7, 8, 10, 12, 13, + 9, 9, 11, 13, 16, 11, 11, 12, 14, 16, 12, 12, + 14, 16, 0, 9, 11, 12, 16, 16, 9, 10, 13, 15, + 16, 10, 11, 12, 16, 16, 13, 13, 16, 16, 16, 16, + 16, 15, 16, 0, 11, 13, 16, 16, 15, 11, 13, 15, + 16, 16, 13, 13, 16, 16, 0, 14, 16, 16, 16, 0, + 16, 16, 0, 0, 0, 4, 6, 8, 10, 13, 6, 6, + 8, 10, 13, 9, 8, 10, 12, 16, 10, 10, 11, 15, + 16, 13, 12, 14, 16, 16, 5, 6, 8, 11, 13, 6, + 6, 8, 10, 13, 8, 8, 9, 11, 14, 10, 10, 12, + 12, 16, 13, 12, 13, 15, 16, 7, 8, 9, 12, 16, + 7, 8, 10, 12, 14, 9, 9, 10, 13, 16, 11, 10, + 12, 15, 16, 13, 13, 16, 16, 0, 9, 11, 13, 16, + 16, 9, 10, 12, 15, 16, 10, 11, 13, 16, 16, 13, + 12, 16, 16, 16, 16, 16, 16, 16, 0, 11, 13, 16, + 16, 16, 11, 13, 16, 16, 16, 12, 13, 15, 16, 0, + 16, 16, 16, 16, 0, 16, 16, 0, 0, 0, 6, 8, + 11, 13, 16, 8, 8, 10, 12, 16, 11, 10, 11, 13, + 16, 12, 13, 13, 15, 16, 16, 16, 14, 16, 0, 6, + 8, 10, 13, 16, 8, 8, 10, 12, 16, 10, 10, 11, + 13, 16, 13, 12, 13, 16, 16, 14, 14, 14, 16, 0, + 8, 9, 11, 13, 16, 8, 9, 11, 16, 14, 10, 10, + 12, 15, 16, 12, 12, 13, 16, 16, 15, 16, 16, 16, + 0, 10, 12, 15, 16, 16, 10, 12, 12, 14, 16, 12, + 12, 13, 16, 16, 14, 15, 16, 16, 0, 16, 16, 16, + 0, 0, 12, 15, 15, 16, 0, 13, 13, 16, 16, 0, + 14, 16, 16, 16, 0, 16, 16, 16, 0, 0, 0, 0, + 0, 0, 0, 8, 10, 13, 15, 16, 10, 11, 13, 16, + 16, 13, 13, 14, 16, 16, 16, 16, 16, 16, 16, 16, + 16, 16, 16, 0, 8, 10, 11, 15, 16, 9, 10, 12, + 16, 16, 12, 12, 15, 16, 16, 16, 14, 16, 16, 16, + 16, 16, 16, 16, 0, 9, 11, 14, 16, 16, 10, 11, + 13, 16, 16, 14, 13, 14, 16, 16, 16, 15, 15, 16, + 0, 16, 16, 16, 0, 0, 11, 13, 16, 16, 16, 11, + 13, 15, 16, 16, 13, 16, 16, 16, 0, 16, 16, 16, + 16, 0, 16, 16, 0, 0, 0, 15, 16, 16, 16, 0, + 14, 16, 16, 16, 0, 16, 16, 16, 0, 0, 16, 16, + 0, 0, 0, 0, 0, 0, 0, 0, 9, 13, 16, 16, + 16, 11, 13, 16, 16, 16, 14, 15, 16, 16, 0, 15, + 16, 16, 16, 0, 16, 16, 0, 0, 0, 9, 13, 15, + 15, 16, 12, 13, 14, 16, 16, 16, 15, 16, 16, 0, + 16, 16, 16, 16, 0, 16, 16, 0, 0, 0, 11, 13, + 15, 16, 0, 12, 14, 16, 16, 0, 16, 16, 16, 16, + 0, 16, 16, 16, 0, 0, 0, 0, 0, 0, 0, 16, + 16, 16, 16, 0, 16, 16, 16, 16, 0, 16, 16, 16, + 0, 0, 16, 16, 0, 0, 0, 0, 0, 0, 0, 0, + 16, 16, 0, 0, 0, 16, 16, +}; + + +static const uint16_t cvh_huffcodes3[607] = { + 0x0000,0x0004,0x0022,0x00c6,0x03b0,0x000c,0x000d,0x0023,0x00c7,0x03b1,0x005c,0x00c8, + 0x00c9,0x03b2,0x0fa4,0x01c2,0x01c3,0x03b3,0x0fa5,0x7f72,0x03b4,0x07b2,0x1f9a,0xff24, + 0xff25,0x000e,0x0024,0x00ca,0x03b5,0x07b3,0x000f,0x0025,0x00cb,0x03b6,0x0fa6,0x005d, + 0x005e,0x00cc,0x03b7,0x1f9b,0x01c4,0x01c5,0x03b8,0x0fa7,0x7f73,0x0fa8,0x07b4,0x1f9c, + 0xff26,0xff27,0x005f,0x01c6,0x03b9,0x0fa9,0x7f74,0x0060,0x00cd,0x03ba,0x0faa,0x1f9d, + 0x01c7,0x01c8,0x07b5,0x1f9e,0xff28,0x07b6,0x07b7,0x0fab,0x3fa2,0xff29,0x0fac,0x0fad, + 0x3fa3,0xff2a,0x3fa2,0x01c9,0x07b8,0x0fae,0xff2b,0xff2c,0x01ca,0x03bb,0x1f9f,0x7f75, + 0xff2d,0x03bc,0x07b9,0x0faf,0xff2e,0xff2f,0x1fa0,0x1fa1,0xff30,0xff31,0xff32,0xff33, + 0xff34,0x7f76,0xff35,0xff31,0x07ba,0x1fa2,0xff36,0xff37,0x7f77,0x07bb,0x1fa3,0x7f78, + 0xff38,0xff39,0x1fa4,0x1fa5,0xff3a,0xff3b,0xff2e,0x3fa4,0xff3c,0xff3d,0xff3e,0xff31, + 0xff3f,0xff40,0xff30,0xff31,0xff31,0x0005,0x0026,0x00ce,0x03bd,0x1fa6,0x0027,0x0028, + 0x00cf,0x03be,0x1fa7,0x01cb,0x00d0,0x03bf,0x0fb0,0xff41,0x03c0,0x03c1,0x07bc,0x7f79, + 0xff42,0x1fa8,0x0fb1,0x3fa5,0xff43,0xff44,0x0010,0x0029,0x00d1,0x07bd,0x1fa9,0x002a, + 0x002b,0x00d2,0x03c2,0x1faa,0x00d3,0x00d4,0x01cc,0x07be,0x3fa6,0x03c3,0x03c4,0x0fb2, + 0x0fb3,0xff45,0x1fab,0x0fb4,0x1fac,0x7f7a,0xff46,0x0061,0x00d5,0x01cd,0x0fb5,0xff47, + 0x0062,0x00d6,0x03c5,0x0fb6,0x3fa7,0x01ce,0x01cf,0x03c6,0x1fad,0xff48,0x07bf,0x03c7, + 0x0fb7,0x7f7b,0xff49,0x1fae,0x1faf,0xff4a,0xff4b,0x7f7b,0x01d0,0x07c0,0x1fb0,0xff4c, + 0xff4d,0x01d1,0x03c8,0x0fb8,0x7f7c,0xff4e,0x03c9,0x07c1,0x1fb1,0xff4f,0xff50,0x1fb2, + 0x0fb9,0xff51,0xff52,0xff53,0xff54,0xff55,0xff56,0xff57,0xff52,0x07c2,0x1fb3,0xff58, + 0xff59,0xff5a,0x07c3,0x1fb4,0xff5b,0xff5c,0xff5d,0x0fba,0x1fb5,0x7f7d,0xff5e,0xff4f, + 0xff5f,0xff60,0xff61,0xff62,0xff52,0xff63,0xff64,0xff51,0xff52,0xff52,0x002c,0x00d7, + 0x07c4,0x1fb6,0xff65,0x00d8,0x00d9,0x03ca,0x0fbb,0xff66,0x07c5,0x03cb,0x07c6,0x1fb7, + 0xff67,0x0fbc,0x1fb8,0x1fb9,0x7f7e,0xff68,0xff69,0xff6a,0x3fa8,0xff6b,0x7f7e,0x002d, + 0x00da,0x03cc,0x1fba,0xff6c,0x00db,0x00dc,0x03cd,0x0fbd,0xff6d,0x03ce,0x03cf,0x07c7, + 0x1fbb,0xff6e,0x1fbc,0x0fbe,0x1fbd,0xff6f,0xff70,0x3fa9,0x3faa,0x3fab,0xff71,0xff6f, + 0x00dd,0x01d2,0x07c8,0x1fbe,0xff72,0x00de,0x01d3,0x07c9,0xff73,0x3fac,0x03d0,0x03d1, + 0x0fbf,0x7f7f,0xff74,0x0fc0,0x0fc1,0x1fbf,0xff75,0xff76,0x7f80,0xff77,0xff78,0xff79, + 0xff75,0x03d2,0x0fc2,0x7f81,0xff7a,0xff7b,0x03d3,0x0fc3,0x0fc4,0x3fad,0xff7c,0x0fc5, + 0x0fc6,0x1fc0,0xff7d,0xff7e,0x3fae,0x7f82,0xff7f,0xff80,0xff80,0xff81,0xff82,0xff83, + 0xff80,0xff80,0x0fc7,0x7f83,0x7f84,0xff84,0xff7a,0x1fc1,0x1fc2,0xff85,0xff86,0x3fad, + 0x3faf,0xff87,0xff88,0xff89,0xff7d,0xff8a,0xff8b,0xff8c,0xff80,0xff80,0x3fae,0x7f82, + 0xff7f,0xff80,0xff80,0x00df,0x03d4,0x1fc3,0x7f85,0xff8d,0x03d5,0x07ca,0x1fc4,0xff8e, + 0xff8f,0x1fc5,0x1fc6,0x3fb0,0xff90,0xff91,0xff92,0xff93,0xff94,0xff95,0xff96,0xff97, + 0xff98,0xff99,0xff9a,0xff95,0x00e0,0x03d6,0x07cb,0x7f86,0xff9b,0x01d4,0x03d7,0x0fc8, + 0xff9c,0xff9d,0x0fc9,0x0fca,0x7f87,0xff9e,0xff9f,0xffa0,0x3fb1,0xffa1,0xffa2,0xffa3, + 0xffa4,0xffa5,0xffa6,0xffa7,0xffa2,0x01d5,0x07cc,0x3fb2,0xffa8,0xffa9,0x03d8,0x07cd, + 0x1fc7,0xffaa,0xffab,0x3fb3,0x1fc8,0x3fb4,0xffac,0xffad,0xffae,0x7f88,0x7f89,0xffaf, + 0xffaf,0xffb0,0xffb1,0xffb2,0xffaf,0xffaf,0x07ce,0x1fc9,0xffb3,0xffb4,0xffb5,0x07cf, + 0x1fca,0x7f8a,0xffb6,0xffb7,0x1fcb,0xffb8,0xffb9,0xffba,0xffba,0xffbb,0xffbc,0xffbd, + 0xffbe,0xffbe,0xffbf,0xffc0,0xffbd,0xffbe,0xffbe,0x7f8b,0xffc1,0xffc2,0xffc3,0xffb4, + 0x3fb5,0xffc4,0xffc5,0xffc6,0xffb6,0xffc7,0xffc8,0xffc9,0xffba,0xffba,0xffca,0xffcb, + 0xffbd,0xffbe,0xffbe,0xffbb,0xffbc,0xffbd,0xffbe,0xffbe,0x01d6,0x1fcc,0xffcc,0xffcd, + 0xffce,0x07d0,0x1fcd,0xffcf,0xffd0,0xffd1,0x3fb6,0x7f8c,0xffd2,0xffd3,0xff90,0x7f8d, + 0xffd4,0xffd5,0xffd6,0xff95,0xffd7,0xffd8,0xff94,0xff95,0xff95,0x01d7,0x1fce,0x7f8e, + 0x7f8f,0xffd9,0x0fcb,0x1fcf,0x3fb7,0xffda,0xffdb,0xffdc,0x7f90,0xffdd,0xffde,0xff9e, + 0xffdf,0xffe0,0xffe1,0xffe2,0xffa2,0xffe3,0xffe4,0xffa1,0xffa2,0xffa2,0x07d1,0x1fd0, + 0x7f91,0xffe5,0xffa8,0x0fcc,0x3fb8,0xffe6,0xffe7,0xffaa,0xffe8,0xffe9,0xffea,0xffeb, + 0xffac,0xffec,0xffed,0xffee,0xffaf,0xffaf,0xffae,0x7f88,0x7f89,0xffaf,0xffaf,0xffef, + 0xfff0,0xfff1,0xfff2,0xffb4,0xfff3,0xfff4,0xfff5,0xfff6,0xffb6,0xfff7,0xfff8,0xfff9, + 0xffba,0xffba,0xfffa,0xfffb,0xffbd,0xffbe,0xffbe,0xffbb,0xffbc,0xffbd,0xffbe,0xffbe, + 0xfffc,0xfffd,0xffb3,0xffb4,0xffb4,0xfffe,0xffff, +}; + +static const uint8_t cvh_huffbits4[246] = { + 2, 4, 7, 10, 4, 5, 7, 10, 7, 8, 10, 14, + 11, 11, 15, 15, 4, 5, 9, 12, 5, 5, 8, 12, + 8, 7, 10, 15, 11, 11, 15, 15, 7, 9, 12, 15, + 8, 8, 12, 15, 10, 10, 13, 15, 14, 14, 15, 0, + 11, 13, 15, 15, 11, 13, 15, 15, 14, 15, 15, 0, + 15, 15, 0, 0, 4, 5, 9, 13, 5, 6, 9, 13, + 9, 9, 11, 15, 14, 13, 15, 15, 4, 6, 9, 12, + 5, 6, 9, 13, 9, 8, 11, 15, 13, 12, 15, 15, + 7, 9, 12, 15, 7, 8, 11, 15, 10, 10, 14, 15, + 14, 15, 15, 0, 10, 12, 15, 15, 11, 13, 15, 15, + 15, 15, 15, 0, 15, 15, 0, 0, 6, 9, 13, 14, + 8, 9, 12, 15, 12, 12, 15, 15, 15, 15, 15, 0, + 7, 9, 13, 15, 8, 9, 12, 15, 11, 12, 15, 15, + 15, 15, 15, 0, 9, 11, 15, 15, 9, 11, 15, 15, + 14, 14, 15, 0, 15, 15, 0, 0, 14, 15, 15, 0, + 14, 15, 15, 0, 15, 15, 0, 0, 0, 0, 0, 0, + 9, 12, 15, 15, 12, 13, 15, 15, 15, 15, 15, 0, + 15, 15, 0, 0, 10, 12, 15, 15, 12, 14, 15, 15, + 15, 15, 15, 0, 15, 15, 0, 0, 14, 15, 15, 0, + 15, 15, 15, 0, 15, 15, 0, 0, 0, 0, 0, 0, + 15, 15, 0, 0, 15, 15, +}; + + +static const uint16_t cvh_huffcodes4[246] = { + 0x0000,0x0004,0x006c,0x03e6,0x0005,0x0012,0x006d,0x03e7,0x006e,0x00e8,0x03e8,0x3fc4, + 0x07e0,0x07e1,0x7fa4,0x7fa5,0x0006,0x0013,0x01e2,0x0fda,0x0014,0x0015,0x00e9,0x0fdb, + 0x00ea,0x006f,0x03e9,0x7fa6,0x07e2,0x07e3,0x7fa7,0x7fa8,0x0070,0x01e3,0x0fdc,0x7fa9, + 0x00eb,0x00ec,0x0fdd,0x7faa,0x03ea,0x03eb,0x1fd6,0x7fab,0x3fc5,0x3fc6,0x7fac,0x1fd6, + 0x07e4,0x1fd7,0x7fad,0x7fae,0x07e5,0x1fd8,0x7faf,0x7fb0,0x3fc7,0x7fb1,0x7fb2,0x1fd6, + 0x7fb3,0x7fb4,0x1fd6,0x1fd6,0x0007,0x0016,0x01e4,0x1fd9,0x0017,0x0032,0x01e5,0x1fda, + 0x01e6,0x01e7,0x07e6,0x7fb5,0x3fc8,0x1fdb,0x7fb6,0x7fb7,0x0008,0x0033,0x01e8,0x0fde, + 0x0018,0x0034,0x01e9,0x1fdc,0x01ea,0x00ed,0x07e7,0x7fb8,0x1fdd,0x0fdf,0x7fb9,0x7fba, + 0x0071,0x01eb,0x0fe0,0x7fbb,0x0072,0x00ee,0x07e8,0x7fbc,0x03ec,0x03ed,0x3fc9,0x7fbd, + 0x3fca,0x7fbe,0x7fbf,0x3fc9,0x03ee,0x0fe1,0x7fc0,0x7fc1,0x07e9,0x1fde,0x7fc2,0x7fc3, + 0x7fc4,0x7fc5,0x7fc6,0x3fc9,0x7fc7,0x7fc8,0x3fc9,0x3fc9,0x0035,0x01ec,0x1fdf,0x3fcb, + 0x00ef,0x01ed,0x0fe2,0x7fc9,0x0fe3,0x0fe4,0x7fca,0x7fcb,0x7fcc,0x7fcd,0x7fce,0x7fca, + 0x0073,0x01ee,0x1fe0,0x7fcf,0x00f0,0x01ef,0x0fe5,0x7fd0,0x07ea,0x0fe6,0x7fd1,0x7fd2, + 0x7fd3,0x7fd4,0x7fd5,0x7fd1,0x01f0,0x07eb,0x7fd6,0x7fd7,0x01f1,0x07ec,0x7fd8,0x7fd9, + 0x3fcc,0x3fcd,0x7fda,0x7fda,0x7fdb,0x7fdc,0x7fda,0x7fda,0x3fce,0x7fdd,0x7fde,0x7fd6, + 0x3fcf,0x7fdf,0x7fe0,0x7fd8,0x7fe1,0x7fe2,0x7fda,0x7fda,0x3fcc,0x3fcd,0x7fda,0x7fda, + 0x01f2,0x0fe7,0x7fe3,0x7fe4,0x0fe8,0x1fe1,0x7fe5,0x7fe6,0x7fe7,0x7fe8,0x7fe9,0x7fca, + 0x7fea,0x7feb,0x7fca,0x7fca,0x03ef,0x0fe9,0x7fec,0x7fed,0x0fea,0x3fd0,0x7fee,0x7fef, + 0x7ff0,0x7ff1,0x7ff2,0x7fd1,0x7ff3,0x7ff4,0x7fd1,0x7fd1,0x3fd1,0x7ff5,0x7ff6,0x7fd6, + 0x7ff7,0x7ff8,0x7ff9,0x7fd8,0x7ffa,0x7ffb,0x7fda,0x7fda,0x3fcc,0x3fcd,0x7fda,0x7fda, + 0x7ffc,0x7ffd,0x7fd6,0x7fd6,0x7ffe,0x7fff, +}; + + +static const uint8_t cvh_huffbits5[230] = { + 2, 4, 8, 4, 5, 9, 9, 10, 14, 4, 6, 11, + 5, 6, 12, 10, 11, 15, 9, 11, 15, 10, 13, 15, + 14, 15, 0, 4, 6, 12, 6, 7, 12, 12, 12, 15, + 5, 7, 13, 6, 7, 13, 12, 13, 15, 10, 12, 15, + 11, 13, 15, 15, 15, 0, 8, 13, 15, 11, 12, 15, + 15, 15, 0, 10, 13, 15, 12, 15, 15, 15, 15, 0, + 15, 15, 0, 15, 15, 0, 0, 0, 0, 4, 5, 11, + 5, 7, 12, 11, 12, 15, 6, 7, 13, 7, 8, 14, + 12, 14, 15, 11, 13, 15, 12, 13, 15, 15, 15, 0, + 5, 6, 13, 7, 8, 15, 12, 14, 15, 6, 8, 14, + 7, 8, 15, 14, 15, 15, 12, 12, 15, 12, 13, 15, + 15, 15, 0, 9, 13, 15, 12, 13, 15, 15, 15, 0, + 11, 13, 15, 13, 13, 15, 15, 15, 0, 14, 15, 0, + 15, 15, 0, 0, 0, 0, 8, 10, 15, 11, 12, 15, + 15, 15, 0, 10, 12, 15, 12, 13, 15, 15, 15, 0, + 14, 15, 0, 15, 15, 0, 0, 0, 0, 8, 12, 15, + 12, 13, 15, 15, 15, 0, 11, 13, 15, 13, 15, 15, + 15, 15, 0, 15, 15, 0, 15, 15, 0, 0, 0, 0, + 14, 15, 0, 15, 15, 0, 0, 0, 0, 15, 15, 0, + 15, 15, +}; + + + +static const uint16_t cvh_huffcodes5[230] = { + 0x0000,0x0004,0x00f0,0x0005,0x0012,0x01f0,0x01f1,0x03e8,0x3fce,0x0006,0x0030,0x07de, + 0x0013,0x0031,0x0fd2,0x03e9,0x07df,0x7fb0,0x01f2,0x07e0,0x7fb1,0x03ea,0x1fd2,0x7fb2, + 0x3fcf,0x7fb3,0x0031,0x0007,0x0032,0x0fd3,0x0033,0x0070,0x0fd4,0x0fd5,0x0fd6,0x7fb4, + 0x0014,0x0071,0x1fd3,0x0034,0x0072,0x1fd4,0x0fd7,0x1fd5,0x7fb5,0x03eb,0x0fd8,0x7fb6, + 0x07e1,0x1fd6,0x7fb7,0x7fb8,0x7fb9,0x0072,0x00f1,0x1fd7,0x7fba,0x07e2,0x0fd9,0x7fbb, + 0x7fbc,0x7fbd,0x0070,0x03ec,0x1fd8,0x7fbe,0x0fda,0x7fbf,0x7fc0,0x7fc1,0x7fc2,0x0072, + 0x7fc3,0x7fc4,0x0071,0x7fc5,0x7fc6,0x0072,0x0034,0x0072,0x0072,0x0008,0x0015,0x07e3, + 0x0016,0x0073,0x0fdb,0x07e4,0x0fdc,0x7fc7,0x0035,0x0074,0x1fd9,0x0075,0x00f2,0x3fd0, + 0x0fdd,0x3fd1,0x7fc8,0x07e5,0x1fda,0x7fc9,0x0fde,0x1fdb,0x7fca,0x7fcb,0x7fcc,0x00f2, + 0x0017,0x0036,0x1fdc,0x0076,0x00f3,0x7fcd,0x0fdf,0x3fd2,0x7fce,0x0037,0x00f4,0x3fd3, + 0x0077,0x00f5,0x7fcf,0x3fd4,0x7fd0,0x7fd1,0x0fe0,0x0fe1,0x7fd2,0x0fe2,0x1fdd,0x7fd3, + 0x7fd4,0x7fd5,0x00f5,0x01f3,0x1fde,0x7fd6,0x0fe3,0x1fdf,0x7fd7,0x7fd8,0x7fd9,0x00f3, + 0x07e6,0x1fe0,0x7fda,0x1fe1,0x1fe2,0x7fdb,0x7fdc,0x7fdd,0x00f5,0x3fd5,0x7fde,0x00f4, + 0x7fdf,0x7fe0,0x00f5,0x0077,0x00f5,0x00f5,0x00f6,0x03ed,0x7fe1,0x07e7,0x0fe4,0x7fe2, + 0x7fe3,0x7fe4,0x0073,0x03ee,0x0fe5,0x7fe5,0x0fe6,0x1fe3,0x7fe6,0x7fe7,0x7fe8,0x00f2, + 0x3fd6,0x7fe9,0x0074,0x7fea,0x7feb,0x00f2,0x0075,0x00f2,0x00f2,0x00f7,0x0fe7,0x7fec, + 0x0fe8,0x1fe4,0x7fed,0x7fee,0x7fef,0x00f3,0x07e8,0x1fe5,0x7ff0,0x1fe6,0x7ff1,0x7ff2, + 0x7ff3,0x7ff4,0x00f5,0x7ff5,0x7ff6,0x00f4,0x7ff7,0x7ff8,0x00f5,0x0077,0x00f5,0x00f5, + 0x3fd7,0x7ff9,0x0036,0x7ffa,0x7ffb,0x00f3,0x0076,0x00f3,0x00f3,0x7ffc,0x7ffd,0x0000, + 0x7ffe,0x7fff, +}; + + +static const uint8_t cvh_huffbits6[32] = { + 1, 4, 4, 6, 4, 6, 6, 8, 4, 6, 6, 8, + 6, 9, 8, 10, 4, 6, 7, 8, 6, 9, 8, 11, + 6, 9, 8, 10, 8, 10, 9, 11, +}; + +static const uint16_t cvh_huffcodes6[32] = { + 0x0000,0x0008,0x0009,0x0034,0x000a,0x0035,0x0036,0x00f6,0x000b,0x0037,0x0038,0x00f7, + 0x0039,0x01fa,0x00f8,0x03fc,0x000c,0x003a,0x007a,0x00f9,0x003b,0x01fb,0x00fa,0x07fe, + 0x003c,0x01fc,0x00fb,0x03fd,0x00fc,0x03fe,0x01fd,0x07ff, +}; + +static const uint16_t* cvh_huffcodes[7] = { + cvh_huffcodes0, cvh_huffcodes1, cvh_huffcodes2, cvh_huffcodes3, + cvh_huffcodes4, cvh_huffcodes5, cvh_huffcodes6, +}; + +static const uint8_t* cvh_huffbits[7] = { + cvh_huffbits0, cvh_huffbits1, cvh_huffbits2, cvh_huffbits3, + cvh_huffbits4, cvh_huffbits5, cvh_huffbits6, +}; + + +static const uint16_t ccpl_huffcodes2[3] = { + 0x02,0x00,0x03, +}; + +static const uint16_t ccpl_huffcodes3[7] = { + 0x3e,0x1e,0x02,0x00,0x06,0x0e,0x3f, +}; + +static const uint16_t ccpl_huffcodes4[15] = { + 0xfc,0xfd,0x7c,0x3c,0x1c,0x0c,0x04,0x00,0x05,0x0d,0x1d,0x3d, + 0x7d,0xfe,0xff, +}; + +static const uint16_t ccpl_huffcodes5[31] = { + 0x03f8,0x03f9,0x03fa,0x03fb,0x01f8,0x01f9,0x00f8,0x00f9,0x0078,0x0079,0x0038,0x0039, + 0x0018,0x0019,0x0004,0x0000,0x0005,0x001a,0x001b,0x003a,0x003b,0x007a,0x007b,0x00fa, + 0x00fb,0x01fa,0x01fb,0x03fc,0x03fd,0x03fe,0x03ff, +}; + +static const uint16_t ccpl_huffcodes6[63] = { + 0x0004,0x0005,0x0005,0x0006,0x0006,0x0007,0x0007,0x0007,0x0007,0x0008,0x0008,0x0008, + 0x0008,0x0009,0x0009,0x0009,0x0009,0x000a,0x000a,0x000a,0x000a,0x000a,0x000b,0x000b, + 0x000b,0x000b,0x000c,0x000d,0x000e,0x000e,0x0010,0x0000,0x000a,0x0018,0x0019,0x0036, + 0x0037,0x0074,0x0075,0x0076,0x0077,0x00f4,0x00f5,0x00f6,0x00f7,0x01f5,0x01f6,0x01f7, + 0x01f8,0x03f6,0x03f7,0x03f8,0x03f9,0x03fa,0x07fa,0x07fb,0x07fc,0x07fd,0x0ffd,0x1ffd, + 0x3ffd,0x3ffe,0xffff, +}; + +static const uint8_t ccpl_huffbits2[3] = { + 2,1,2, +}; + +static const uint8_t ccpl_huffbits3[7] = { + 6,5,2,1,3,4,6, +}; + +static const uint8_t ccpl_huffbits4[15] = { + 8,8,7,6,5,4,3,1,3,4,5,6,7,8,8, +}; + +static const uint8_t ccpl_huffbits5[31] = { + 10,10,10,10,9,9,8,8,7,7,6,6, + 5,5,3,1,3,5,5,6,6,7,7,8, + 8,9,9,10,10,10,10, +}; + +static const uint8_t ccpl_huffbits6[63] = { + 16,15,14,13,12,11,11,11,11,10,10,10, + 10,9,9,9,9,9,8,8,8,8,7,7, + 7,7,6,6,5,5,3,1,4,5,5,6, + 6,7,7,7,7,8,8,8,8,9,9,9, + 9,10,10,10,10,10,11,11,11,11,12,13, + 14,14,16, +}; + +static const uint16_t* ccpl_huffcodes[5] = { + ccpl_huffcodes2,ccpl_huffcodes3, + ccpl_huffcodes4,ccpl_huffcodes5,ccpl_huffcodes6 +}; + +static const uint8_t* ccpl_huffbits[5] = { + ccpl_huffbits2,ccpl_huffbits3, + ccpl_huffbits4,ccpl_huffbits5,ccpl_huffbits6 +}; + + +//Coupling tables + +static const int cplband[51] = { + 0,1,2,3,4,5,6,7,8,9, + 10,11,11,12,12,13,13,14,14,14, + 15,15,15,15,16,16,16,16,16,17, + 17,17,17,17,17,18,18,18,18,18, + 18,18,19,19,19,19,19,19,19,19, + 19, +}; diff --git a/lib/rbcodec/codecs/libcook/cookdata_fixpoint.h b/lib/rbcodec/codecs/libcook/cookdata_fixpoint.h new file mode 100644 index 0000000000..b58666031d --- /dev/null +++ b/lib/rbcodec/codecs/libcook/cookdata_fixpoint.h @@ -0,0 +1,164 @@ +/* + * COOK compatible decoder fixed point data types and constants + * Copyright (c) 2007 Ian Braithwaite + * + * This file is part of FFmpeg. + * + * FFmpeg is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; either + * version 2.1 of the License, or (at your option) any later version. + * + * FFmpeg is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with FFmpeg; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + * + */ + +/** + * @file cookdata_fixpoint.h + * Cook AKA RealAudio G2 compatible decoder + * fixed point data types and constants + */ + +#include +typedef int32_t FIXP; /* Fixed point variable type */ +typedef uint16_t FIXPU; /* Fixed point fraction 0<=x<1 */ + +typedef FIXP REAL_T; + + +/* No additional variables in COOKContext + * for fixed point routines + */ +typedef struct { +} realvars_t; + +static const FIXPU pow128_tab[128] = { + /* x_i = 2^(15+i/128) */ + 0x8000, 0x80b2, 0x8165, 0x8219, 0x82ce, 0x8383, 0x843a, 0x84f2, 0x85ab, + 0x8665, 0x871f, 0x87db, 0x8898, 0x8956, 0x8a15, 0x8ad5, 0x8b96, 0x8c58, + 0x8d1b, 0x8ddf, 0x8ea4, 0x8f6b, 0x9032, 0x90fa, 0x91c4, 0x928e, 0x935a, + 0x9427, 0x94f5, 0x95c4, 0x9694, 0x9765, 0x9838, 0x990c, 0x99e0, 0x9ab6, + 0x9b8d, 0x9c65, 0x9d3f, 0x9e19, 0x9ef5, 0x9fd2, 0xa0b0, 0xa190, 0xa270, + 0xa352, 0xa435, 0xa519, 0xa5ff, 0xa6e6, 0xa7ce, 0xa8b7, 0xa9a1, 0xaa8d, + 0xab7a, 0xac69, 0xad58, 0xae49, 0xaf3b, 0xb02f, 0xb124, 0xb21a, 0xb312, + 0xb40b, 0xb505, 0xb601, 0xb6fe, 0xb7fc, 0xb8fc, 0xb9fd, 0xbaff, 0xbc03, + 0xbd09, 0xbe0f, 0xbf18, 0xc021, 0xc12c, 0xc239, 0xc347, 0xc456, 0xc567, + 0xc67a, 0xc78d, 0xc8a3, 0xc9ba, 0xcad2, 0xcbec, 0xcd08, 0xce25, 0xcf43, + 0xd063, 0xd185, 0xd2a8, 0xd3cd, 0xd4f3, 0xd61b, 0xd745, 0xd870, 0xd99d, + 0xdacc, 0xdbfc, 0xdd2e, 0xde61, 0xdf96, 0xe0cd, 0xe205, 0xe340, 0xe47b, + 0xe5b9, 0xe6f8, 0xe839, 0xe97c, 0xeac1, 0xec07, 0xed4f, 0xee99, 0xefe5, + 0xf132, 0xf281, 0xf3d3, 0xf525, 0xf67a, 0xf7d1, 0xf929, 0xfa84, 0xfbe0, + 0xfd3e, 0xfe9e +}; + + + +/* dither_table and quant_centroid_table. + * Index 1: [0] - scaled by 2^13, [1] - scaled by 2^13 / sqrt(2) + * Index 2: [0..7] - category + * Index 3: [0] - dither_table, [1..13] - quant_centroid_table + */ +static const FIXP quant_tables[2][8][14] ICONST_ATTR = {{{ + 0x00000000, 0x0645a1cb, 0x0c2d0e56, 0x11eb851f, 0x17a1cac1, 0x1d4fdf3b, + 0x22ed9168, 0x28a7ef9e, 0x2e49ba5e, 0x33eb851f, 0x39916873, 0x3f126e98, + 0x449ba5e3, 0x4b958106 +},{ + 0x00000000, 0x08b43958, 0x10f5c28f, 0x19020c4a, 0x2116872b, 0x2922d0e5, + 0x3126e979, 0x38fdf3b6, 0x411eb852, 0x49eb851f, 0x00000000, 0x00000000, + 0x00000000, 0x00000000 +},{ + 0x00000000, 0x0bef9db2, 0x176c8b44, 0x22e147ae, 0x2e1cac08, 0x39581062, + 0x450e5604, 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000, + 0x00000000, 0x00000000 +},{ + 0x00000000, 0x10189375, 0x20000000, 0x2fe353f8, 0x3fc28f5c, 0x00000000, + 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000, + 0x00000000, 0x00000000 +},{ + 0x00000000, 0x1522d0e5, 0x2b3f7cee, 0x3fba5e35, 0x00000000, 0x00000000, + 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000, + 0x00000000, 0x00000000 +},{ + 0x02d413cd, 0x1a83126f, 0x37db22d1, 0x00000000, 0x00000000, 0x00000000, + 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000, + 0x00000000, 0x00000000 +},{ + 0x04000000, 0x1f6c8b44, 0x00000000, 0x00000000, 0x00000000, 0x00000000, + 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000, + 0x00000000, 0x00000000 +},{ + 0x0b504f33, 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000, + 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000, + 0x00000000, 0x00000000 +}},{{ + 0x00000000, 0x046f5a70, 0x089c1768, 0x0cabddd3, 0x10b5d955, 0x14ba09ed, + 0x18b2a4b4, 0x1cbf85aa, 0x20bb05e5, 0x24b68620, 0x28b4ebcf, 0x2c994066, + 0x30835fe6, 0x35722a5e +},{ + 0x00000000, 0x062797a1, 0x0bfe1683, 0x11aeee7a, 0x1765915b, 0x1d166952, + 0x22c17660, 0x284ca76c, 0x2e0bfaaa, 0x3444f306, 0x00000000, 0x00000000, + 0x00000000, 0x00000000 +},{ + 0x00000000, 0x0870a594, 0x1090326a, 0x18a9f456, 0x209b29e3, 0x288c5f70, + 0x30d478a5, 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000, + 0x00000000, 0x00000000 +},{ + 0x00000000, 0x0b61afee, 0x16a09e66, 0x21dca76a, 0x2d15caf9, 0x00000000, + 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000, + 0x00000000, 0x00000000 +},{ + 0x00000000, 0x0ef20652, 0x1e94b968, 0x2d100010, 0x00000000, 0x00000000, + 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000, + 0x00000000, 0x00000000 +},{ + 0x02000000, 0x12bf2f44, 0x277f041b, 0x00000000, 0x00000000, 0x00000000, + 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000, + 0x00000000, 0x00000000 +},{ + 0x02d413cd, 0x16385a03, 0x00000000, 0x00000000, 0x00000000, 0x00000000, + 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000, + 0x00000000, 0x00000000 +},{ + 0x08000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000, + 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000, + 0x00000000, 0x00000000 +}}}; + +static const FIXPU cplscale2[3] = { + /* 2^16 C_ij */ + 0xf3f9, 0xb505, 0x4d8b +}; +static const FIXPU cplscale3[7] = { + /* 2^16 C_ij */ + 0xfb35, 0xefdf, 0xe03d, 0xb505, 0x7b81, 0x596e, 0x314d +}; +static const FIXPU cplscale4[15] = { + /* 2^16 C_ij */ + 0xfdd2, 0xf927, 0xf3f9, 0xee1d, 0xe749, 0xdee9, 0xd381, 0xb505, 0x903b, + 0x7de2, 0x6dbe, 0x5e02, 0x4d8b, 0x3ad1, 0x2155 +}; +static const FIXPU cplscale5[31] = { + /* 2^16 C_ij */ + 0xfef5, 0xfcce, 0xfa8e, 0xf832, 0xf5b5, 0xf314, 0xf049, 0xed4c, 0xea12, + 0xe68e, 0xe2ab, 0xde4b, 0xd938, 0xd30b, 0xcab6, 0xb505, 0x9c59, 0x90e8, + 0x8778, 0x7ef9, 0x76fc, 0x6f45, 0x67ab, 0x600e, 0x5850, 0x504d, 0x47db, + 0x3ebd, 0x3486, 0x2853, 0x1715 +}; +static const FIXPU cplscale6[63] = { + /* 2^16 C_ij */ + 0xff7d, 0xfe74, 0xfd65, 0xfc50, 0xfb35, 0xfa14, 0xf8eb, 0xf7bb, 0xf683, + 0xf543, 0xf3f9, 0xf2a6, 0xf148, 0xefdf, 0xee6a, 0xece6, 0xeb54, 0xe9b2, + 0xe7fd, 0xe634, 0xe453, 0xe258, 0xe03d, 0xddff, 0xdb94, 0xd8f4, 0xd610, + 0xd2d2, 0xcf13, 0xca8c, 0xc47c, 0xb505, 0xa41a, 0x9c90, 0x9685, 0x913a, + 0x8c67, 0x87e5, 0x839c, 0x7f7e, 0x7b81, 0x779b, 0x73c7, 0x6fff, 0x6c3f, + 0x6883, 0x64c7, 0x6107, 0x5d40, 0x596e, 0x558d, 0x5198, 0x4d8b, 0x495f, + 0x450d, 0x408b, 0x3bcd, 0x36c1, 0x314d, 0x2b4a, 0x246e, 0x1c1a, 0x1029 +}; + diff --git a/lib/rbcodec/codecs/libcook/libcook.make b/lib/rbcodec/codecs/libcook/libcook.make new file mode 100644 index 0000000000..c7bdca90c5 --- /dev/null +++ b/lib/rbcodec/codecs/libcook/libcook.make @@ -0,0 +1,18 @@ +# __________ __ ___. +# Open \______ \ ____ ____ | | _\_ |__ _______ ___ +# Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ / +# Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < < +# Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \ +# \/ \/ \/ \/ \/ +# $Id:$ +# + +# libcook +COOKLIB := $(CODECDIR)/libcook.a +COOKLIB_SRC := $(call preprocess, $(RBCODECLIB_DIR)/codecs/libcook/SOURCES) +COOKLIB_OBJ := $(call c2obj, $(COOKLIB_SRC)) +OTHER_SRC += $(COOKLIB_SRC) + +$(COOKLIB): $(COOKLIB_OBJ) + $(SILENT)$(shell rm -f $@) + $(call PRINTS,AR $(@F))$(AR) rcs $@ $^ >/dev/null -- cgit v1.2.3