mirror of
https://github.com/ultravideo/uvg266.git
synced 2024-11-24 10:34:05 +00:00
0e6f1c99fc
picture.type -> encoder_state->global->pictype picture.slicetype -> encoder_state->global->slicetype picture.slice_sao_luma_flag -> 1 (was constant) picture.slice_sao_chroma_flag -> 1 (was constant) This may be changed later. For now it's better to avoid having slice related stuff in picture.
402 lines
16 KiB
C
402 lines
16 KiB
C
/*****************************************************************************
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* This file is part of Kvazaar HEVC encoder.
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*
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* Copyright (C) 2013-2014 Tampere University of Technology and others (see
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* COPYING file).
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*
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* Kvazaar is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 as published
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* by the Free Software Foundation.
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*
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* Kvazaar 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 General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with Kvazaar. If not, see <http://www.gnu.org/licenses/>.
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****************************************************************************/
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/*
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* \file
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*
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*/
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#ifdef _WIN32
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/* The following two defines must be located before the inclusion of any system header files. */
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#define WINVER 0x0500
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#define _WIN32_WINNT 0x0500
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#include <io.h> /* _setmode() */
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#include <fcntl.h> /* _O_BINARY */
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#endif
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <time.h>
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#include "global.h"
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#include "config.h"
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#include "encoder.h"
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#include "cabac.h"
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#include "picture.h"
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#include "transform.h"
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#include "scalinglist.h"
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#include "strategyselector.h"
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/**
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* \brief Program main function.
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* \param argc Argument count from commandline
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* \param argv Argument list
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* \return Program exit state
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*/
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int main(int argc, char *argv[])
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{
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config *cfg = NULL; //!< Global configuration
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FILE *input = NULL; //!< input file (YUV)
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FILE *output = NULL; //!< output file (HEVC NAL stream)
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encoder_control encoder;
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encoder_state encoder_state;
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picture *cur_pic;
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double psnr[3] = { 0.0, 0.0, 0.0 };
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uint64_t curpos = 0;
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uint64_t lastpos = 0;
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FILE *recout = NULL; //!< reconstructed YUV output, --debug
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clock_t start_time = clock();
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// Stdin and stdout need to be binary for input and output to work.
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// Stderr needs to be text mode to convert \n to \r\n in Windows.
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#ifdef _WIN32
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_setmode( _fileno( stdin ), _O_BINARY );
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_setmode( _fileno( stdout ), _O_BINARY );
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_setmode( _fileno( stderr ), _O_TEXT );
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#endif
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//Initialize strategies
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if (!strategyselector_init()) {
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fprintf(stderr, "Failed to initialize strategies.\n");
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return EXIT_FAILURE;
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}
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// Handle configuration
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cfg = config_alloc();
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// If problem with configuration, print banner and shutdown
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if (!cfg || !config_init(cfg) || !config_read(cfg,argc,argv)) {
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fprintf(stderr,
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"/***********************************************/\n"
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" * Kvazaar HEVC Encoder v. " VERSION_STRING " *\n"
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" * Tampere University of Technology 2014 *\n"
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"/***********************************************/\n\n");
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fprintf(stderr,
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"Usage:\n"
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"kvazaar -i <input> --input-res <width>x<height> -o <output>\n"
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"\n"
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"Optional parameters:\n"
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" -n, --frames <integer> : Number of frames to code [all]\n"
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" --seek <integer> : First frame to code [0]\n"
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" --input-res <int>x<int> : Input resolution (width x height)\n"
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" -q, --qp <integer> : Quantization Parameter [32]\n"
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" -p, --period <integer> : Period of intra pictures [0]\n"
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" 0: only first picture is intra\n"
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" 1: all pictures are intra\n"
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" 2-N: every Nth picture is intra\n"
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" -r, --ref <integer> : Reference frames, range 1..15 [3]\n"
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" --no-deblock : Disable deblocking filter\n"
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" --deblock <beta:tc> : Deblocking filter parameters\n"
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" beta and tc range is -6..6 [0:0]\n"
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" --no-sao : Disable sample adaptive offset\n"
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" --no-rdoq : Disable RDO quantization\n"
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" --rd <integer> : Rate-Distortion Optimization level [1]\n"
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" 0: no RDO\n"
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" 1: estimated RDO\n"
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" 2: full RDO\n"
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" --no-transform-skip : Disable transform skip\n"
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" --aud : Use access unit delimiters\n"
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" --cqmfile <string> : Custom Quantization Matrices from a file\n"
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" --debug <string> : Output encoders reconstruction.\n"
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"\n"
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" Video Usability Information:\n"
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" --sar <width:height> : Specify Sample Aspect Ratio\n"
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" --overscan <string> : Specify crop overscan setting [\"undef\"]\n"
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" - undef, show, crop\n"
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" --videoformat <string> : Specify video format [\"undef\"]\n"
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" - component, pal, ntsc, secam, mac, undef\n"
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" --range <string> : Specify color range [\"tv\"]\n"
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" - tv, pc\n"
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" --colorprim <string> : Specify color primaries [\"undef\"]\n"
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" - undef, bt709, bt470m, bt470bg,\n"
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" smpte170m, smpte240m, film, bt2020\n"
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" --transfer <string> : Specify transfer characteristics [\"undef\"]\n"
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" - undef, bt709, bt470m, bt470bg,\n"
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" smpte170m, smpte240m, linear, log100,\n"
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" log316, iec61966-2-4, bt1361e,\n"
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" iec61966-2-1, bt2020-10, bt2020-12\n"
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" --colormatrix <string> : Specify color matrix setting [\"undef\"]\n"
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" - undef, bt709, fcc, bt470bg, smpte170m,\n"
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" smpte240m, GBR, YCgCo, bt2020nc, bt2020c\n"
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" --chromaloc <integer> : Specify chroma sample location (0 to 5) [0]\n"
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"\n"
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" Tiles:\n"
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" --tiles-width-split <string>|u<int>: \n"
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" Specifies a comma separated list of pixel\n"
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" positions of tiles columns separation coordinates.\n"
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" Can also be u followed by and a single int n,\n"
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" in which case it produces columns of uniform width.\n"
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" --tiles-height-split <string>|u<int>: \n"
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" Specifies a comma separated list of pixel\n"
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" positions of tiles rows separation coordinates.\n"
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" Can also be u followed by and a single int n,\n"
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" in which case it produces rows of uniform height.\n"
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"\n"
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" Wpp:\n"
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" --wpp: Enable wavefront parallel processing\n"
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"\n"
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" Slices:\n"
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" --slice-addresses <string>|u<int>: \n"
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" Specifies a comma separated list of LCU\n"
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" positions in tile scan order of tile separations.\n"
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" Can also be u followed by and a single int n,\n"
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" in which case it produces uniform slice length.\n"
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"\n"
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" Deprecated parameters: (might be removed at some point)\n"
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" Use --input-res:\n"
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" -w, --width : Width of input in pixels\n"
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" -h, --height : Height of input in pixels\n");
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goto exit_failure;
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}
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// Add dimensions to the reconstructions file name.
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if (cfg->debug != NULL) {
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char dim_str[50]; // log10(2^64) < 20, so this should suffice. I hate C.
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size_t left_len, right_len;
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sprintf(dim_str, "_%dx%d.yuv", cfg->width, cfg->height);
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left_len = strlen(cfg->debug);
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right_len = strlen(dim_str);
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cfg->debug = realloc(cfg->debug, left_len + right_len + 1);
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if (!cfg->debug) {
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fprintf(stderr, "realloc failed!\n");
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goto exit_failure;
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}
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strcpy(cfg->debug + left_len, dim_str);
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}
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// Do more validation to make sure the parameters we have make sense.
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if (!config_validate(cfg)) {
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goto exit_failure;
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}
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// Check if the input file name is a dash, this means stdin
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if (!strcmp(cfg->input, "-")) {
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input = stdin;
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} else {
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// Otherwise we try to open the input file
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input = fopen(cfg->input, "rb");
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}
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// Check that input was opened correctly
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if (input == NULL) {
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fprintf(stderr, "Could not open input file, shutting down!\n");
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goto exit_failure;
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}
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// Open output file and check that it was opened correctly
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output = fopen(cfg->output, "wb");
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if (output == NULL) {
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fprintf(stderr, "Could not open output file, shutting down!\n");
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goto exit_failure;
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}
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if (cfg->debug != NULL) {
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recout = fopen(cfg->debug, "wb");
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if (recout == NULL) {
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fprintf(stderr, "Could not open reconstruction file (%s), shutting down!\n", cfg->debug);
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goto exit_failure;
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}
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}
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//Allocate and init exp golomb table
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if (!init_exp_golomb(4096*8)) {
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fprintf(stderr, "Failed to allocate the exp golomb code table, shutting down!\n");
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goto exit_failure;
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}
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if (!encoder_control_init(&encoder, cfg)) {
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goto exit_failure;
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}
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// Set output file
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encoder.out.file = output;
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// input init (TODO: read from commandline / config)
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encoder.bitdepth = 8;
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encoder.in.video_format = FORMAT_420;
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// deblocking filter
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encoder.deblock_enable = (int8_t)encoder.cfg->deblock_enable;
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encoder.beta_offset_div2 = (int8_t)encoder.cfg->deblock_beta;
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encoder.tc_offset_div2 = (int8_t)encoder.cfg->deblock_tc;
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// SAO
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encoder.sao_enable = (int8_t)encoder.cfg->sao_enable;
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// RDO
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encoder.rdoq_enable = (int8_t)encoder.cfg->rdoq_enable;
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encoder.rdo = (int8_t)encoder.cfg->rdo;
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// TR SKIP
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encoder.trskip_enable = (int8_t)encoder.cfg->trskip_enable;
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// VUI
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encoder.vui.sar_width = (int16_t)encoder.cfg->vui.sar_width;
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encoder.vui.sar_height = (int16_t)encoder.cfg->vui.sar_height;
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encoder.vui.overscan = encoder.cfg->vui.overscan;
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encoder.vui.videoformat = encoder.cfg->vui.videoformat;
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encoder.vui.fullrange = encoder.cfg->vui.fullrange;
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encoder.vui.colorprim = encoder.cfg->vui.colorprim;
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encoder.vui.transfer = encoder.cfg->vui.transfer;
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encoder.vui.colormatrix = encoder.cfg->vui.colormatrix;
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encoder.vui.chroma_loc = (int8_t)encoder.cfg->vui.chroma_loc;
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// AUD
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encoder.aud_enable = (int8_t)encoder.cfg->aud_enable;
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encoder.in.file = input;
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fprintf(stderr, "Input: %s, output: %s\n", cfg->input, cfg->output);
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fprintf(stderr, " Video size: %dx%d (input=%dx%d)\n",
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encoder.in.width, encoder.in.height,
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encoder.in.real_width, encoder.in.real_height);
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encoder_state.encoder_control = &encoder;
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if (!encoder_state_init(&encoder_state, NULL)) {
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goto exit_failure;
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}
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encoder_state.global->frame = 0;
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encoder_state.global->QP = (int8_t)encoder.cfg->qp;
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// Only the code that handles conformance window coding needs to know
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// the real dimensions. As a quick fix for broken non-multiple of 8 videos,
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// change the input values here to be the real values. For a real fix
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// encoder.in probably needs to be merged into cfg.
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// The real fix would be: never go dig in cfg
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//cfg->width = encoder.in.width;
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//cfg->height = encoder.in.height;
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// Start coding cycle while data on input and not on the last frame
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while(!cfg->frames || encoder_state.global->frame < cfg->frames) {
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int32_t diff;
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double temp_psnr[3];
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// Skip '--seek' frames before input.
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// This block can be moved outside this while loop when there is a
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// mechanism to skip the while loop on error.
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if (encoder_state.global->frame == 0 && cfg->seek > 0) {
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int frame_bytes = cfg->width * cfg->height * 3 / 2;
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int error = 0;
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if (!strcmp(cfg->input, "-")) {
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// Input is stdin.
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int i;
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for (i = 0; !error && i < cfg->seek; ++i) {
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error = !read_one_frame(input, &encoder_state);
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}
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} else {
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// input is a file. We hope. Proper detection is OS dependent.
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error = fseek(input, cfg->seek * frame_bytes, SEEK_CUR);
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}
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if (error && !feof(input)) {
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fprintf(stderr, "Failed to seek %d frames.\n", cfg->seek);
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break;
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}
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}
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// Read one frame from the input
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if (!read_one_frame(input, &encoder_state)) {
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if (!feof(input))
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fprintf(stderr, "Failed to read a frame %d\n", encoder_state.global->frame);
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break;
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}
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// The actual coding happens here, after this function we have a coded frame
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encode_one_frame(&encoder_state);
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cur_pic = encoder_state.tile->cur_pic;
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if (cfg->debug != NULL) {
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// Write reconstructed frame out.
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// Use conformance-window dimensions instead of internal ones.
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const int width = cur_pic->width;
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const int out_width = encoder.in.real_width;
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const int out_height = encoder.in.real_height;
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int y;
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const pixel *y_rec = cur_pic->y_recdata;
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const pixel *u_rec = cur_pic->u_recdata;
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const pixel *v_rec = cur_pic->v_recdata;
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for (y = 0; y < out_height; ++y) {
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fwrite(&y_rec[y * width], sizeof(*y_rec), out_width, recout);
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}
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for (y = 0; y < out_height / 2; ++y) {
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fwrite(&u_rec[y * width / 2], sizeof(*u_rec), out_width / 2, recout);
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}
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for (y = 0; y < out_height / 2; ++y) {
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fwrite(&v_rec[y * width / 2], sizeof(*v_rec), out_width / 2, recout);
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}
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}
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// Calculate the bytes pushed to output for this frame
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fgetpos(output,(fpos_t*)&curpos);
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diff = (int32_t)(curpos-lastpos);
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lastpos = curpos;
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// PSNR calculations
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temp_psnr[0] = image_psnr(cur_pic->y_data, cur_pic->y_recdata, cfg->width, cfg->height);
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temp_psnr[1] = image_psnr(cur_pic->u_data, cur_pic->u_recdata, cfg->width>>1, cfg->height>>1);
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temp_psnr[2] = image_psnr(cur_pic->v_data, cur_pic->v_recdata, cfg->width>>1, cfg->height>>1);
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fprintf(stderr, "POC %4d (%c-frame) %10d bits PSNR: %2.4f %2.4f %2.4f\n", encoder_state.global->frame,
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"BPI"[encoder_state.global->slicetype%3], diff<<3,
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temp_psnr[0], temp_psnr[1], temp_psnr[2]);
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// Increment total PSNR
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psnr[0] += temp_psnr[0];
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psnr[1] += temp_psnr[1];
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psnr[2] += temp_psnr[2];
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// TODO: add more than one reference
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encoder_next_frame(&encoder_state);
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}
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// Coding finished
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fgetpos(output,(fpos_t*)&curpos);
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// Print statistics of the coding
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fprintf(stderr, " Processed %d frames, %10llu bits AVG PSNR: %2.4f %2.4f %2.4f\n", encoder_state.global->frame, (long long unsigned int) curpos<<3,
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psnr[0] / encoder_state.global->frame, psnr[1] / encoder_state.global->frame, psnr[2] / encoder_state.global->frame);
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fprintf(stderr, " Total time: %.3f s.\n", ((float)(clock() - start_time)) / CLOCKS_PER_SEC);
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fclose(input);
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fclose(output);
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if(recout != NULL) fclose(recout);
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// Deallocating
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config_destroy(cfg);
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encoder_state_finalize(&encoder_state);
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encoder_control_finalize(&encoder);
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free_exp_golomb();
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strategyselector_free();
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return EXIT_SUCCESS;
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exit_failure:
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if (cfg) config_destroy(cfg);
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if (input) fclose(input);
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if (output) fclose(output);
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if (recout) fclose(recout);
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strategyselector_free();
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return EXIT_FAILURE;
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}
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