mirror of
git://nv-tegra.nvidia.com/tegra/v4l2-src/v4l2_libs.git
synced 2025-12-22 09:21:28 +03:00
Updating prebuilts and/or headers
f07563fa1628a75c578152387638b1f217f730be - libv4lconvert/Makefile 6ac3c887c56c7d4345499cb5b7bfac9579a57d16 - libv4lconvert/cpia1.c 2d385802ec3690e78a961ce95431e98eb3f5fc6a - libv4lconvert/rgbyuv.c 43843cbdb81f3efee5873f5ed25ae1eb7745a9e5 - libv4lconvert/libv4lconvert-priv.h 002783c808dc565478c18bd27373792028264bb6 - libv4lconvert/ov518-decomp.c 4d49e6e897046e66e41c3563fec2eb2562abf813 - libv4lconvert/jpeg_memsrcdest.c a38fdb4c79518e972678745c93cd62881d72972b - libv4lconvert/Makefile.dGPU e9f783fb933606224252dfd3093afa36490f6f4c - libv4lconvert/Makefile.in 52900601a24ee9ffea87ca7fe6651e912e20235e - libv4lconvert/libv4lsyscall-priv.h d37f854500cbd759ad93ae89c6aa75c00b000931 - libv4lconvert/bayer.c 2cd1b994bb7999d0c08c19b1a2efd11707250852 - libv4lconvert/helper.c adac14b8826d05ddab33d595a803e92eaf84b797 - libv4lconvert/Makefile.am 6e806290f6e426c881322d362f189fa7b9e2f917 - libv4lconvert/sn9c10x.c ba44b6ac00a643e6df484f3172022e1b2628c0cc - libv4lconvert/jpgl.c fa06343de31dcf6d3d5862cc278396272fa838c4 - libv4lconvert/se401.c 4bd081bf25b63f5463d582ef36f77ba5e3711d0d - libv4lconvert/sq905c.c 940250beb5898bf254e7cd1ef9d7950a8db10af6 - libv4lconvert/mr97310a.c 5e177c3a7c157c25c4afcae031e79830237510f6 - libv4lconvert/libv4lconvert.c 1f362080c319355070cf409cfccf28d8c68d024e - libv4lconvert/sn9c2028-decomp.c 703ce22dc98d834490c7aa23ae73b9113e386221 - libv4lconvert/sn9c20x.c 018e503969b2e06a0ea639fc08f03a7476cc15b5 - libv4lconvert/jpeg_memsrcdest.h fb3344cfa8df97688332ee4fd3b17968437e8ad5 - libv4lconvert/helper-funcs.h d378cbdd377027e7528af47362a94ccb1ae15da3 - libv4lconvert/libv4lconvert.export 61710972d4e9bfcd00490c563d1bb5bde5480c9e - libv4lconvert/tinyjpeg.c 231571db9f8caa6fdc68138102029127a6b93812 - libv4lconvert/crop.c d62448a06539ecf6e3daae7faa299b6da8878054 - libv4lconvert/pac207.c 72b65c9f0f3c87dcae86a2afbea65a76f2c6bafd - libv4lconvert/tinyjpeg-internal.h a016f896e0e9f0cd8af7447b52651ed14c5a5b29 - libv4lconvert/jpeg.c 608a4c341a5df9daea647fbddc415cdaf27b0482 - libv4lconvert/spca561-decompress.c b03b32eae024bf59b6ceaf6b6d342383cd0b0673 - libv4lconvert/jl2005bcd.c 803c4d0b9364050eda163452b8792e62e221ab6d - libv4lconvert/tinyjpeg.h 2df34af8f9d747fb0e5c7c71954c788aff1c483f - libv4lconvert/stv0680.c 3e8e6c1fb85e3c4b58c4e9b2b0a223ddc793edcb - libv4lconvert/libv4lconvert.pc.in 02aa2e7d12b72fe4ce79cdf4009da61f35091e94 - libv4lconvert/flip.c 05038ef9efab175322a12d3d6620dba6298aa2a9 - libv4lconvert/spca501.c b2c19c2eac71d39d3fb883cdc159a69c2afa8fd6 - libv4lconvert/ov511-decomp.c 1d9c446cd8a232da87bd79acebc93e018ec72499 - libv4lconvert/jidctflt.c ed215eca170d07a6838be3796aad933adf89ece2 - libv4lconvert/hm12.c 193e9d2c997e21ce8ca02f25050fb8d2d62b6bfd - libv4lconvert/processing/autogain.c c894d4a9b9e0f95be9e7bade4f7f734ae0c6996c - libv4lconvert/processing/libv4lprocessing.c 4158e9c3d21cf0a064b99bdf8571df4f3ba6d5bb - libv4lconvert/processing/whitebalance.c be34baf0d2ce1374c841494ba27ccc352c444e98 - libv4lconvert/processing/gamma.c b48edcb4036ee5f4e77e9cb49dd1b52b1e7f2427 - libv4lconvert/processing/libv4lprocessing.h 967d27c0e09849338a69dc4b5647d1824f2cd2fb - libv4lconvert/processing/libv4lprocessing-priv.h 9f382ff1f2895b926f3596e0a8ae7637b5e6a2ac - libv4lconvert/control/libv4lcontrol.c 8c523bd3838004a4fa00430a38cbc6dbaa47286f - libv4lconvert/control/libv4lcontrol.h 4ce5e891af7857a3504d1350ef13015997dde62a - libv4lconvert/control/libv4lcontrol-priv.h bda0c1296aad2b3b178a76f38e26c20ce3b81233 - include/libv4l1.h a95818658d95c1602f2422e5f1fb54b9ca70536e - include/libv4l2rds.h 2d1932763a064ef1176450b1bb4dd242aa3c77bb - include/libv4lconvert.h 3517bc15e30852ad01ad9966ec7111a16a2263df - include/libv4l2.h 944cd9bc32420e73da3a7d3cb1d0ce707263c9f0 - include/libv4l1-videodev.h 7d9d199f4e6f4ba6f0d669ee5decd74355507137 - include/libv4l-plugin.h cfeaf0c16571e0c64bce50bcb8a6cd8d8c976187 - include/config.h d7d4fd219e36edadc17837bff78eb8323e2a115e - include/libdvbv5/libdvb-version.h 33071176eda60242f39927e572ac6b1c1bab32e2 - include/libdvbv5/desc_event_extended.h 29c2cd2554e4f4285ab8709e6eace38046d8ecdc - include/libdvbv5/desc_t2_delivery.h b42819db457bc6a23324faf259c0db1104741d99 - include/libdvbv5/dvb-scan.h bae10c2fa28bb522e9fc0bb5e4b0128ab6f90e65 - include/libdvbv5/desc_partial_reception.h f797ddac8e1adc6b29750f076df0f3a23cf630eb - include/libdvbv5/dvb-v5-std.h 48079dcae511070a8eeb55b004bd8ac06735ecc7 - include/libdvbv5/desc_ca.h f4eb8b615b7c5a245c76e3f448e6cd848d8cf765 - include/libdvbv5/desc_cable_delivery.h 170a50b570691975e0ff22faffeb0131fc47c7c8 - include/libdvbv5/desc_logical_channel.h c8f11e89456fc078c607d424e887babe72cd3684 - include/libdvbv5/nit.h d39a24d0d0a0fbe732881dd2734b10d842d88de9 - include/libdvbv5/header.h badc03677ddbcfa1d1188ddaaa4c272fccfe4a21 - include/libdvbv5/desc_atsc_service_location.h d3bad046037cad4a95778555021a1a1a6b3040d9 - include/libdvbv5/cat.h a614739513f62affb1059df81c064203d9fe2fcd - include/libdvbv5/desc_ca_identifier.h 6d70f699eb912c974dc06a19f9bdcb7dd0c27932 - include/libdvbv5/desc_service.h 0eda1161b34ca39b8528bc53d05fb0fc7d457f80 - include/libdvbv5/desc_frequency_list.h 22f6b663d50de467539201ecfdb363e9252c88bd - include/libdvbv5/atsc_eit.h 1c1292f060664abf6c12273a41b2bf6f704dd19b - 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include/libdvbv5/desc_ts_info.h 89cbb75f3e0952e4dfb145fdea776b45e05b7e76 - include/libdvbv5/desc_hierarchy.h 5c80a7ee23d1da2c91f60e79f7292248694b4f65 - include/libdvbv5/crc32.h 93b7b27ccc89e1ad4279eb12560e1dfc3d2ff1eb - include/libdvbv5/dvb-fe.h aeeb75989de4b2ecafa1b2fc5ed30787999eec1b - include/libdvbv5/mpeg_es.h dc684983365ffef353993faad0b105bcb87f4218 - include/libdvbv5/desc_event_short.h 5e3be50d1292109d59c80f920ba1b7a4bcbbdf56 - include/libdvbv5/eit.h f95a0206952db4cce561455accad66a37f9a4104 - include/libdvbv5/mgt.h 88f8c78bbaf22b345e2ccb68e9b787e649dac2c1 - include/libdvbv5/libdvb-version.h.in 74a66644980a66adeba21ecc40ebefa2b4480e25 - include/libdvbv5/pmt.h 7671f125c6f61eef85f55eb314097435b3772431 - include/libdvbv5/dvb-sat.h 26fd40a10548cdb9bd4aafdda4486f9d39fd5c9e - include/libdvbv5/countries.h 65db3beaf2ec19a43a870b2759e6aecb15a95c7b - include/libdvbv5/atsc_header.h 149f7eb3c71b8f65127d3c4f2143080b115697e5 - include/libdvbv5/desc_terrestrial_delivery.h 708af2b77b2c94ee9cf593b31e20471c80ea556b - include/libdvbv5/mpeg_ts.h ba205468e43ca16edf1ebec59dce9822044c1064 - include/libdvbv5/desc_registration_id.h e70b24d8d1f3a248735c2d724d3b92c49b7aaba5 - include/libdvbv5/dvb-log.h 2d0557eadd4cff02ab52e26778d35b6c34f09158 - libv4l2/libv4l2-priv.h 487af43db163be6d3604371b9a504c1df2a9bf6c - libv4l2/v4l2-plugin-android.c 0ac38b46fa1659db4c05660205f212389295e7ff - libv4l2/Makefile 8ac3789333a6cd18e7f35d3b66a8a4d0293feb78 - libv4l2/Makefile.dGPU fdd6e5e27aa8b41d5da77cb3b9be3fc3b8a44763 - libv4l2/libv4l2.export 1d37e5ea9231e7e0eea7d1a02938c6d1ae8ba791 - libv4l2/Makefile.in 51892a60925c37c865fe6eb9c923a552df180ebf - libv4l2/v4l2-plugin.c d4c7daee644a35244ac8a5e1009a3aeb1d4fd3da - libv4l2/Makefile.am 87856c7113d150dceb254b5d548f942e7fcaf8f1 - libv4l2/libv4l2.c d11ec5b8ce8390a72fd61457d7b8667378311191 - libv4l2/log.c cbcee4426c19c168c6f49d04af3a0b2e30c0b681 - libv4l2/libv4l2.pc.in 55bb16d05817a3ecf076174175b2ca5b56e729d8 - libv4l2/v4l2convert.c Change-Id: I92b00c7d65c1689c9d6ff337a6f2ae790e88a7cb
This commit is contained in:
svcmobrel-release
218
libv4lconvert/sq905c.c
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218
libv4lconvert/sq905c.c
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/*
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* sq905c.c
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*
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* Here is the decompression function for the SQ905C cameras. The functions
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* used are adapted from the libgphoto2 functions for the same cameras,
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* which was
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* Copyright (c) 2005 and 2007 Theodore Kilgore <kilgota@auburn.edu>
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* This version for libv4lconvert is
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* Copyright (c) 2009 Theodore Kilgore <kilgota@auburn.edu>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU Lesser General Public License as published by
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* the Free Software Foundation; either version 2.1 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Suite 500, Boston, MA 02110-1335 USA
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*/
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#include <stdlib.h>
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#include "libv4lconvert-priv.h"
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#define CLIP(x) ((x) < 0 ? 0 : ((x) > 0xff) ? 0xff : (x))
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static int
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sq905c_first_decompress(unsigned char *output, const unsigned char *input,
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unsigned int outputsize)
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{
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unsigned char parity = 0;
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unsigned char nibble_to_keep[2];
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unsigned char temp1 = 0, temp2 = 0;
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unsigned char input_byte;
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unsigned char lookup = 0;
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unsigned int i = 0;
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unsigned int bytes_used = 0;
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unsigned int bytes_done = 0;
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unsigned int bit_counter = 8;
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unsigned int cycles = 0;
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int table[9] = { -1, 0, 2, 6, 0x0e, 0x0e, 0x0e, 0x0e, 0xfb};
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unsigned char lookup_table[16] = {
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0, 2, 6, 0x0e, 0xf0, 0xf1, 0xf2, 0xf3, 0xf4,
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0xf5, 0xf6, 0xf7, 0xf8, 0xf9, 0xfa, 0xfb
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};
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unsigned char translator[16] = {
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8, 7, 9, 6, 10, 11, 12, 13,
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14, 15, 5, 4, 3, 2, 1, 0
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};
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nibble_to_keep[0] = 0;
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nibble_to_keep[1] = 0;
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while (bytes_done < outputsize) {
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while (parity < 2) {
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while (lookup > table[cycles]) {
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if (bit_counter == 8) {
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input_byte = input[bytes_used];
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bytes_used++;
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temp1 = input_byte;
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bit_counter = 0;
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}
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input_byte = temp1;
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temp2 = (temp2 << 1) & 0xFF;
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input_byte = input_byte >> 7;
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temp2 = temp2 | input_byte;
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temp1 = (temp1 << 1) & 0xFF;
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bit_counter++;
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cycles++;
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if (cycles > 8)
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return -1;
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lookup = temp2 & 0xff;
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}
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temp2 = 0;
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for (i = 0; i < 17; i++) {
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if (i == 16)
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return -1;
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if (lookup == lookup_table[i]) {
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nibble_to_keep[parity] = translator[i];
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break;
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}
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}
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cycles = 0;
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parity++;
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}
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output[bytes_done] = (nibble_to_keep[0]<<4)|nibble_to_keep[1];
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bytes_done++;
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parity = 0;
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}
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return 0;
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}
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static int
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sq905c_second_decompress(unsigned char *uncomp, unsigned char *in,
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int width, int height)
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{
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int diff = 0;
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int tempval = 0;
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int i, m;
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unsigned char delta_left = 0;
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unsigned char delta_right = 0;
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int input_counter = 0;
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int delta_table[] = {
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-144, -110, -77, -53, -35, -21, -11, -3,
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2, 10, 20, 34, 52, 76, 110, 144
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};
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unsigned char *templine_red;
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unsigned char *templine_green;
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unsigned char *templine_blue;
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templine_red = malloc(width);
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if (!templine_red) {
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return -1;
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}
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for (i = 0; i < width; i++)
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templine_red[i] = 0x80;
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templine_green = malloc(width);
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if (!templine_green) {
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free(templine_red);
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return -1;
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}
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for (i = 0; i < width; i++)
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templine_green[i] = 0x80;
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templine_blue = malloc(width);
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if (!templine_blue) {
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free(templine_red);
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free(templine_green);
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return -1;
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}
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for (i = 0; i < width; i++)
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templine_blue[i] = 0x80;
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for (m = 0; m < height / 2; m++) {
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/* First we do an even-numbered line */
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for (i = 0; i < width / 2; i++) {
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delta_right = in[input_counter] & 0x0f;
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delta_left = (in[input_counter] >> 4) & 0xff;
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input_counter++;
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/* left pixel (red) */
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diff = delta_table[delta_left];
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if (!i)
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tempval = templine_red[0] + diff;
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else
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tempval = (templine_red[i] +
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uncomp[2 * m * width + 2 * i - 2]) / 2 + diff;
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tempval = CLIP(tempval);
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uncomp[2 * m * width + 2 * i] = tempval;
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templine_red[i] = tempval;
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/* right pixel (green) */
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diff = delta_table[delta_right];
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if (!i)
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tempval = templine_green[1] + diff;
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else if (2 * i == width - 2)
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tempval = (templine_green[i] +
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uncomp[2 * m * width + 2 * i - 1]) / 2 + diff;
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else
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tempval = (templine_green[i + 1] +
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uncomp[2 * m * width + 2 * i - 1]) / 2 + diff;
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tempval = CLIP(tempval);
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uncomp[2 * m * width + 2 * i + 1] = tempval;
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templine_green[i] = tempval;
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}
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/* then an odd-numbered line */
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for (i = 0; i < width/2; i++) {
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delta_right = in[input_counter] & 0x0f;
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delta_left = (in[input_counter] >> 4) & 0xff;
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input_counter++;
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/* left pixel (green) */
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diff = delta_table[delta_left];
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if (!i)
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tempval = templine_green[0] + diff;
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else
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tempval = (templine_green[i] +
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uncomp[(2 * m + 1) * width + 2 * i - 2]) / 2 + diff;
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tempval = CLIP(tempval);
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uncomp[(2*m+1)*width+2*i] = tempval;
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templine_green[i] = tempval;
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/* right pixel (blue) */
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diff = delta_table[delta_right];
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if (!i)
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tempval = templine_blue[0] + diff;
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else
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tempval = (templine_blue[i] +
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uncomp[(2 * m + 1) * width + 2 * i - 1]) / 2 + diff;
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tempval = CLIP(tempval);
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uncomp[(2 * m + 1) * width + 2 * i + 1] = tempval;
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templine_blue[i] = tempval;
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}
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}
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free(templine_green);
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free(templine_red);
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free(templine_blue);
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return 0;
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}
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void v4lconvert_decode_sq905c(const unsigned char *src, unsigned char *dst,
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int width, int height)
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{
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int size;
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unsigned char *temp_data;
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const unsigned char *raw;
|
||||
/* here we get rid of the 0x50 bytes of header in src. */
|
||||
raw = src + 0x50;
|
||||
size = width * height / 2;
|
||||
temp_data = malloc(size);
|
||||
if (!temp_data)
|
||||
goto out;
|
||||
sq905c_first_decompress(temp_data, raw, size);
|
||||
sq905c_second_decompress(dst, temp_data, width, height);
|
||||
out:
|
||||
free(temp_data);
|
||||
}
|
||||
Reference in New Issue
Block a user