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
ebebd4b880fc415f09f76597b2ac7f30e79212b9 - libv4lconvert/Makefile 66dd7958319442bd52ba40ede28fbfe31bb4e074 - libv4lconvert/cpia1.c 3271d74d02e2f33c16e3e50aeb1268eb9c440782 - libv4lconvert/rgbyuv.c db3c69c666e451c5d4ef6d1b5a3117f4b128baa4 - libv4lconvert/libv4lconvert-priv.h 1f1d1e05443c4b824cd697c0ce5efa9ea1277964 - libv4lconvert/ov518-decomp.c b694b6348e035b3da880824c2c2768145c9b5199 - libv4lconvert/jpeg_memsrcdest.c 22a502c238e48f4b939c81de41feccfc7c366766 - libv4lconvert/Makefile.dGPU 60e29f95ea52df4407d771330897813cdb38340f - libv4lconvert/libv4lsyscall-priv.h cc3f3e94a21795990610e63887c30528bde7b42e - libv4lconvert/bayer.c 72953a5a3a56b0188d35f49246356b9c8c35756c - libv4lconvert/helper.c d6c1aba89bbcb6fef46a6f22b7ea01025435c44d - libv4lconvert/Makefile.am ddd39b2fe0e2a86a6c64031ccc0d36edfd9b0f1a - libv4lconvert/sn9c10x.c 07f8e7c84abfbbe76d49d8bfd1f4eae6ea39a90b - libv4lconvert/jpgl.c 84c9c3812d4b5f237c8cd616d37fc1161a212acc - libv4lconvert/se401.c fbbffd8182b4fe2e85289b6e784f70cba7ea7b1d - libv4lconvert/sq905c.c fa751ff0f78845f3b4591396710df3b165bc8d11 - libv4lconvert/mr97310a.c 6ad4947dca51a7e67e056561cdb445d6c354d23c - libv4lconvert/libv4lconvert.c 4eff5c1a5e0b99ce4d6e9aa63645d9628467fdc3 - libv4lconvert/sn9c2028-decomp.c 5430e46abb1ac7039ed0309ca338237533ff29c9 - libv4lconvert/sn9c20x.c 3c49d99b9753208a9c1c2a9c738a1e7ad291ca22 - libv4lconvert/jpeg_memsrcdest.h fb3344cfa8df97688332ee4fd3b17968437e8ad5 - libv4lconvert/helper-funcs.h 8b7644ac3d5c4161cfb6dcc2a34013f4c379c665 - libv4lconvert/libv4lconvert.export be9e3bf3d7d1086b6eed0c1bf2f574c2b1737c00 - libv4lconvert/tinyjpeg.c f08c902ecd48c2739956606b502fc0b8e4007703 - libv4lconvert/crop.c f4d73412805f12fa08dd79a43798a7f8d7acece9 - libv4lconvert/pac207.c 25130d299463897a09e8b9adf72389dac2e89fa4 - libv4lconvert/tinyjpeg-internal.h 463725aa4dd3fecaf89c0b8bbf4747f8f7577935 - libv4lconvert/jpeg.c 725c9b8d0bfadba566cf200921e602961cb12705 - libv4lconvert/spca561-decompress.c ff7444c48a8da88f8a466cfb138e30e585828cb3 - libv4lconvert/jl2005bcd.c 803c4d0b9364050eda163452b8792e62e221ab6d - libv4lconvert/tinyjpeg.h cc8982bb6f753249181c715fe6430ffefc78c23b - libv4lconvert/stv0680.c 3e8e6c1fb85e3c4b58c4e9b2b0a223ddc793edcb - libv4lconvert/libv4lconvert.pc.in 033894511bd7e8a374a52486889658faa17918c4 - libv4lconvert/flip.c f061a4e0e45ca8e0dbab630dd477e19a6c915fda - libv4lconvert/spca501.c b2c19c2eac71d39d3fb883cdc159a69c2afa8fd6 - libv4lconvert/ov511-decomp.c 1d9c446cd8a232da87bd79acebc93e018ec72499 - libv4lconvert/jidctflt.c 1949e23fe99ccd0a05dcd084848f6d38b0af7ab6 - libv4lconvert/hm12.c 7da402829dbff238ca6ac829c037a85476185db6 - libv4lconvert/processing/autogain.c a54c2cb0439e606af01d0b4f02704f411819d98c - libv4lconvert/processing/libv4lprocessing.c dae9c69b7f019d7d4494cd56e2cf757e8510824a - libv4lconvert/processing/whitebalance.c ebf12bcf99f35fb9c400b04a1439e68598268249 - libv4lconvert/processing/gamma.c 0390d660eb130f0e580832bcf8ad5069010d2696 - libv4lconvert/processing/libv4lprocessing.h 33ab91b54108e8c24cbb80c5c335d96391d440b2 - libv4lconvert/processing/libv4lprocessing-priv.h 19a7fd04cdeba61172f281806d030472dee79fcd - libv4lconvert/control/libv4lcontrol.c 1e08fb01a598d71e3fc69656c4f2291f7dc13105 - libv4lconvert/control/libv4lcontrol.h 70f4992835e964b2698473971904375333e3659b - libv4lconvert/control/libv4lcontrol-priv.h 6feb5b2b8c99c99712dd1ea7fe9ab674d58bf86b - include/libv4l1.h bc44111fd6b2f0374a9fc67b1b23666c5c498b2c - include/libv4l2rds.h f751b481c4a9203345cdbb6459d0f2882f7cdbd9 - include/libv4lconvert.h 1edc439e6c0fc98513fa4a69557eb6221d043be0 - include/libv4l2.h f2b73fa5ab10ea7038e58bd9a4461d8e16316249 - include/libv4l1-videodev.h 94434b9692371b7d5f54ddef2141d22d90079ce9 - include/libv4l-plugin.h c84a9a115a21d1fd20da0f6ca3df7b46dd23cd2a - include/config.h 1ba874a7cad36ff31e4af3bfb37b98c05063d6b2 - include/libdvbv5/desc_event_extended.h 6bd2ed0beaf6aa4838e239198564fd8e1d20a3a1 - include/libdvbv5/desc_t2_delivery.h 92d4c28148d0b537c8afc289e1a76de68435cba0 - include/libdvbv5/dvb-scan.h 22c83d133e5c1d2648efb3028e0d89c970d0aad4 - include/libdvbv5/desc_partial_reception.h 98365b48442b9e3abb58101983b5da8c14f78289 - include/libdvbv5/dvb-v5-std.h 2f55ba765c689500401111747bb381b5aca77b30 - include/libdvbv5/desc_ca.h 100c02ce3bc364ddff895c75f4fb1f928a748d2d - include/libdvbv5/desc_cable_delivery.h 96db22ef84892a36d5df3cffa0b30d5bad01939c - include/libdvbv5/desc_logical_channel.h 7645dda247bcd45628afbb74ec2707a47050992e - include/libdvbv5/nit.h 30e9a7240938943de2725f2b335b19ad320179a5 - include/libdvbv5/header.h c1212a9308d96730de547648d3cda2fc144d0e29 - include/libdvbv5/desc_atsc_service_location.h 5b4a5e7fb30a7f28118be012837e73a7151d2619 - include/libdvbv5/cat.h 2560f18846a535a2c02e1ae449511e731f11c011 - include/libdvbv5/desc_ca_identifier.h 450fab787e61210c0c5f527df92c31c90b44a113 - include/libdvbv5/desc_service.h cabecc6d7c9fdf1c437273bd6a746bf83c156f72 - include/libdvbv5/desc_frequency_list.h 7a6093b13354d054cac78ea118a96e813cac3395 - include/libdvbv5/atsc_eit.h 9a2b20076d6728b5799096e4149e33a73119e1ef - include/libdvbv5/desc_sat.h 146f4f53fc49c66b59905249c0142efffd72fc54 - include/libdvbv5/desc_network_name.h efa3a711499f68ae370d49d98dc1963bf6bafcd8 - include/libdvbv5/desc_extension.h 44ab16a8d4eae09690c71a6301927c1da55dda6d - include/libdvbv5/descriptors.h c18291ff9009bfe71a2c7c6f0fce75331dc95e30 - include/libdvbv5/sdt.h 5e2dfc1d9a71805389e9a7932812695d0309050c - include/libdvbv5/dvb-frontend.h e81b7f75c11f175cf365fc7fb535e80828f10e24 - include/libdvbv5/dvb-file.h d7a096d51e3050c8f52e0e2111d88b71a5313da1 - include/libdvbv5/dvb-demux.h bdf514383ca0afe981cf4fd6af86440db2dc6667 - include/libdvbv5/pat.h b72b6d1ffcdd81e3e631c7c20bb30e5c287dc7ff - include/libdvbv5/vct.h 9b5cfad4a5f41cbf886507da6e79b07314827b32 - include/libdvbv5/desc_language.h 6e6fd4c61c1f61006c63214cbe4868d49428ddb9 - include/libdvbv5/mpeg_pes.h 188fc2cbec97288787a7f66554a4b6288224f980 - include/libdvbv5/desc_isdbt_delivery.h 73b7b0cf684de0e8a4eae49a8521f81b411d7b72 - include/libdvbv5/desc_ts_info.h 7544b5fb8f621a9c637c40d8f7a2a71f6ab4bd63 - include/libdvbv5/desc_hierarchy.h 9d523ee179af955a687662996050ee3cfaacf2ab - include/libdvbv5/crc32.h 7fb0966c6a1ccdf1a8844aed4a94d4ae1d02fcd7 - include/libdvbv5/dvb-fe.h c8b4fc511833f0993fa740a529e1f61e0f5a216f - include/libdvbv5/mpeg_es.h ac87e3306569dae329809f27ef227c5d50f0b60e - include/libdvbv5/desc_event_short.h 40a06b5375dbc0de88a15d26cc6c1e9a505119bc - include/libdvbv5/eit.h ef979f3276cc3cad6e947865a42643fbba860c69 - include/libdvbv5/mgt.h b867a2e7941d718aa64b2f6a1402322b616cb2da - include/libdvbv5/pmt.h fb8d640da36b6a156cbe0ef12dc25468de89a2a1 - include/libdvbv5/dvb-sat.h 4c412880f0c49cd00cb16e56eed082c4744211a5 - include/libdvbv5/countries.h ad13bfa0b1642fc72cca387e62bc193974c8d5ee - include/libdvbv5/atsc_header.h 02168c58e3c772f116f075085579ac4a8422e819 - include/libdvbv5/desc_terrestrial_delivery.h 4fe7def34ff640fc5e327b3596298169fdfe2f1c - include/libdvbv5/mpeg_ts.h d562371bb8a3b961c4d63a0f5618453bdff4bcd3 - include/libdvbv5/dvb-log.h 2542aabb7fbff4b1a09faaadec6006c4410a6d10 - libv4l2/libv4l2-priv.h 4ba98a607592ed0b8327b387af354544c65c9b67 - libv4l2/v4l2-plugin-android.c b89578e115fc3704f6e4c0eb73eeea844788c10e - libv4l2/Makefile ffecae84262f548deac1da0fa51f1aba6b6f96a0 - libv4l2/Makefile.dGPU 766aaca553b0166eb736557e44ad42b69464aa53 - libv4l2/libv4l2.export 64ab87e3f0fa33ac77533c79da6284041857ff20 - libv4l2/v4l2-plugin.c 8e335567bf404eeb3d180dd384309f687f2ab944 - libv4l2/Makefile.am 2835a7389ec7591d4ff4a6d552afe7d947548608 - libv4l2/libv4l2.c 2c6d79307968536d738adf5a70109eb77aee4faf - libv4l2/log.c cbcee4426c19c168c6f49d04af3a0b2e30c0b681 - libv4l2/libv4l2.pc.in 9d456d1772885d900865a8958c0291e13d509de5 - libv4l2/v4l2convert.c Change-Id: If618efc63e14808fcafb6f947b8d8542cbdc4767
This commit is contained in:
svcmobrel-release
273
libv4lconvert/sn9c10x.c
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273
libv4lconvert/sn9c10x.c
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@@ -0,0 +1,273 @@
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/*
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# sonix decoder
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# Bertrik.Sikken. (C) 2005
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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, version 2.1,
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# as published by the Free Software Foundation.
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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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# Note this code was originally licensed under the GNU GPL instead of the
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# GNU LGPL, its license has been changed with permission, see the permission
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# mail at the end of this file.
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*/
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#include "libv4lconvert-priv.h"
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#define CLAMP(x) ((x) < 0 ? 0 : ((x) > 255) ? 255 : (x))
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struct code_table {
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int is_abs;
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int len;
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int val;
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int unk;
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};
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/* local storage */
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/* FIXME not thread safe !! */
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static struct code_table table[256];
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static int init_done;
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/*
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sonix_decompress_init
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=====================
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pre-calculates a locally stored table for efficient huffman-decoding.
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Each entry at index x in the table represents the codeword
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present at the MSB of byte x.
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*/
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static void sonix_decompress_init(void)
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{
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int i;
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int is_abs, val, len, unk;
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for (i = 0; i < 256; i++) {
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is_abs = 0;
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val = 0;
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len = 0;
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unk = 0;
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if ((i & 0x80) == 0) {
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/* code 0 */
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val = 0;
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len = 1;
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} else if ((i & 0xE0) == 0x80) {
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/* code 100 */
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val = 4;
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len = 3;
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} else if ((i & 0xE0) == 0xA0) {
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/* code 101 */
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val = -4;
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len = 3;
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} else if ((i & 0xF0) == 0xD0) {
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/* code 1101 */
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val = 11;
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len = 4;
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} else if ((i & 0xF0) == 0xF0) {
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/* code 1111 */
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val = -11;
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len = 4;
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} else if ((i & 0xF8) == 0xC8) {
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/* code 11001 */
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val = 20;
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len = 5;
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} else if ((i & 0xFC) == 0xC0) {
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/* code 110000 */
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val = -20;
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len = 6;
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} else if ((i & 0xFC) == 0xC4) {
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/* code 110001xx: unknown */
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val = 0;
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len = 8;
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unk = 1;
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} else if ((i & 0xF0) == 0xE0) {
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/* code 1110xxxx */
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is_abs = 1;
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val = (i & 0x0F) << 4;
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len = 8;
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}
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table[i].is_abs = is_abs;
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table[i].val = val;
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table[i].len = len;
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table[i].unk = unk;
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}
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init_done = 1;
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}
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/*
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sonix_decompress
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================
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decompresses an image encoded by a SN9C101 camera controller chip.
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IN width
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height
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inp pointer to compressed frame (with header already stripped)
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OUT outp pointer to decompressed frame
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Returns 0 if the operation was successful.
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Returns <0 if operation failed.
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*/
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void v4lconvert_decode_sn9c10x(const unsigned char *inp, unsigned char *outp,
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int width, int height)
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{
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int row, col;
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int val;
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int bitpos;
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unsigned char code;
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const unsigned char *addr;
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if (!init_done)
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sonix_decompress_init();
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bitpos = 0;
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for (row = 0; row < height; row++) {
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col = 0;
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/* first two pixels in first two rows are stored as raw 8-bit */
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if (row < 2) {
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addr = inp + (bitpos >> 3);
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code = (addr[0] << (bitpos & 7)) | (addr[1] >> (8 - (bitpos & 7)));
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bitpos += 8;
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*outp++ = code;
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addr = inp + (bitpos >> 3);
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code = (addr[0] << (bitpos & 7)) | (addr[1] >> (8 - (bitpos & 7)));
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bitpos += 8;
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*outp++ = code;
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col += 2;
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}
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while (col < width) {
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/* get bitcode from bitstream */
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addr = inp + (bitpos >> 3);
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code = (addr[0] << (bitpos & 7)) | (addr[1] >> (8 - (bitpos & 7)));
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/* update bit position */
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bitpos += table[code].len;
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/* Skip unknown codes (most likely they indicate
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a change of the delta's the various codes encode) */
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if (table[code].unk)
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continue;
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/* calculate pixel value */
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val = table[code].val;
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if (!table[code].is_abs) {
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/* value is relative to top and left pixel */
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if (col < 2) {
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/* left column: relative to top pixel */
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val += outp[-2 * width];
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} else if (row < 2) {
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/* top row: relative to left pixel */
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val += outp[-2];
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} else {
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/* main area: average of left pixel and top pixel */
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val += (outp[-2] + outp[-2 * width]) / 2;
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}
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}
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/* store pixel */
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*outp++ = CLAMP(val);
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col++;
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}
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}
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}
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/*
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Return-Path: <bertrik@sikken.nl>
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Received: from koko.hhs.nl ([145.52.2.16] verified)
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by hhs.nl (CommuniGate Pro SMTP 4.3.6)
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with ESMTP id 89132066 for j.w.r.degoede@hhs.nl; Thu, 03 Jul 2008 15:19:55 +0200
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Received: from exim (helo=koko)
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by koko.hhs.nl with local-smtp (Exim 4.62)
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(envelope-from <bertrik@sikken.nl>)
|
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id 1KEOj5-0000nq-KR
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for j.w.r.degoede@hhs.nl; Thu, 03 Jul 2008 15:19:55 +0200
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Received: from cardassian.kabelfoon.nl (cardassian3.kabelfoon.nl [62.45.45.105])
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by filter1-ams.mf.surf.net (8.13.8/8.13.8/Debian-3) with ESMTP id m63DJsKW032598
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for <j.w.r.degoede@hhs.nl>; Thu, 3 Jul 2008 15:19:54 +0200
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Received: from [192.168.1.1] (044-013-045-062.dynamic.caiway.nl [62.45.13.44])
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for <j.w.r.degoede@hhs.nl>; Thu, 3 Jul 2008 15:19:54 +0200 (CEST)
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Message-ID: <486CD1F9.8000307@sikken.nl>
|
||||
Date: Thu, 03 Jul 2008 15:19:53 +0200
|
||||
From: Bertrik Sikken <bertrik@sikken.nl>
|
||||
User-Agent: Thunderbird 2.0.0.14 (Windows/20080421)
|
||||
MIME-Version: 1.0
|
||||
To: Hans de Goede <j.w.r.degoede@hhs.nl>
|
||||
Subject: Re: pac207 bayer decompression algorithm license question
|
||||
References: <48633F02.3040108@hhs.nl> <4863F611.80104@sikken.nl> <486CC6AF.7050509@hhs.nl>
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In-Reply-To: <486CC6AF.7050509@hhs.nl>
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Content-Type: text/plain; charset=ISO-8859-1; format=flowed
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|
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X-Bayes-Prob: 0.0001 (Score 0, tokens from: @@RPTN)
|
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X-Spam-Score: 0.00 () [Tag at 8.00]
|
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X-CanItPRO-Stream: hhs:j.w.r.degoede@hhs.nl (inherits from hhs:default,base:default)
|
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X-Canit-Stats-ID: 90943081 - 6a9ff19e8165
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X-Scanned-By: CanIt (www . roaringpenguin . com) on 192.87.102.69
|
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X-Anti-Virus: Kaspersky Anti-Virus for MailServers 5.5.2/RELEASE, bases: 03072008 #811719, status: clean
|
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-----BEGIN PGP SIGNED MESSAGE-----
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Hash: SHA1
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Hans de Goede wrote:
|
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| Bertrik Sikken wrote:
|
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|> Hallo Hans,
|
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|>
|
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|> Hans de Goede wrote:
|
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|>> I would like to also add support for decompressing the pac207's
|
||||
|>> compressed
|
||||
|>> bayer to this lib (and remove it from the kernel driver) and I've
|
||||
|>> heard from Thomas Kaiser that you are a co-author of the
|
||||
|>> decompression code. In order to add support for decompressing pac207
|
||||
|>> compressed bayer to libv4l I need
|
||||
|>> permission to relicense the decompression code under the LGPL
|
||||
|>> (version 2 or later).
|
||||
|>>
|
||||
|>> Can you give me permission for this?
|
||||
|>
|
||||
|> Ja, vind ik goed.
|
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|>
|
||||
|
|
||||
| Thanks!
|
||||
|
|
||||
| I'm currently working on adding support for the sn9c10x bayer
|
||||
| compression to libv4l too, and I noticed this was written by you too.
|
||||
|
|
||||
| May I have your permission to relicense the sn9c10x bayer decompression
|
||||
| code under the LGPL (version 2 or later)?
|
||||
|
||||
I hereby grant you permission to relicense the sn9c10x bayer
|
||||
decompression code under the LGPL (version 2 or later).
|
||||
|
||||
Kind regards,
|
||||
Bertrik
|
||||
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*/
|
||||
Reference in New Issue
Block a user