/***************************************************************************** * This file is part of Kvazaar HEVC encoder. * * Copyright (C) 2013-2015 Tampere University of Technology and others (see * COPYING file). * * Kvazaar 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. * * Kvazaar 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 General Public License along * with Kvazaar. If not, see . ****************************************************************************/ /* * \file * */ #include "cli.h" #include #include #include #include #include static const char short_options[] = "i:o:d:w:h:n:q:p:r:"; static const struct option long_options[] = { { "input", required_argument, NULL, 'i' }, { "output", required_argument, NULL, 'o' }, { "debug", required_argument, NULL, 'd' }, { "width", required_argument, NULL, 'w' }, // deprecated { "height", required_argument, NULL, 'h' }, // deprecated { "frames", required_argument, NULL, 'n' }, { "qp", required_argument, NULL, 'q' }, { "period", required_argument, NULL, 'p' }, { "ref", required_argument, NULL, 'r' }, { "vps-period", required_argument, NULL, 0 }, { "input-res", required_argument, NULL, 0 }, { "input-fps", required_argument, NULL, 0 }, { "deblock", required_argument, NULL, 0 }, { "no-deblock", no_argument, NULL, 0 }, { "sao", required_argument, NULL, 0 }, { "no-sao", no_argument, NULL, 0 }, { "rdoq", no_argument, NULL, 0 }, { "no-rdoq", no_argument, NULL, 0 }, { "signhide", no_argument, NULL, 0 }, { "no-signhide", no_argument, NULL, 0 }, { "smp", no_argument, NULL, 0 }, { "no-smp", no_argument, NULL, 0 }, { "amp", no_argument, NULL, 0 }, { "no-amp", no_argument, NULL, 0 }, { "rd", required_argument, NULL, 0 }, { "full-intra-search", no_argument, NULL, 0 }, { "no-full-intra-search", no_argument, NULL, 0 }, { "transform-skip", no_argument, NULL, 0 }, { "no-transform-skip", no_argument, NULL, 0 }, { "tr-depth-intra", required_argument, NULL, 0 }, { "me", required_argument, NULL, 0 }, { "subme", required_argument, NULL, 0 }, { "source-scan-type", required_argument, NULL, 0 }, { "sar", required_argument, NULL, 0 }, { "overscan", required_argument, NULL, 0 }, { "videoformat", required_argument, NULL, 0 }, { "range", required_argument, NULL, 0 }, { "colorprim", required_argument, NULL, 0 }, { "transfer", required_argument, NULL, 0 }, { "colormatrix", required_argument, NULL, 0 }, { "chromaloc", required_argument, NULL, 0 }, { "aud", no_argument, NULL, 0 }, { "no-aud", no_argument, NULL, 0 }, { "cqmfile", required_argument, NULL, 0 }, { "seek", required_argument, NULL, 0 }, { "tiles", required_argument, NULL, 0 }, { "tiles-width-split", required_argument, NULL, 0 }, { "tiles-height-split", required_argument, NULL, 0 }, { "wpp", no_argument, NULL, 0 }, { "no-wpp", no_argument, NULL, 0 }, { "owf", required_argument, NULL, 0 }, { "slices", required_argument, NULL, 0 }, { "threads", required_argument, NULL, 0 }, { "cpuid", optional_argument, NULL, 0 }, { "no-cpuid", no_argument, NULL, 0 }, { "pu-depth-inter", required_argument, NULL, 0 }, { "pu-depth-intra", required_argument, NULL, 0 }, { "info", no_argument, NULL, 0 }, { "no-info", no_argument, NULL, 0 }, { "gop", required_argument, NULL, 0 }, { "bipred", no_argument, NULL, 0 }, { "no-bipred", no_argument, NULL, 0 }, { "bitrate", required_argument, NULL, 0 }, { "preset", required_argument, NULL, 0 }, { "mv-rdo", no_argument, NULL, 0 }, { "no-mv-rdo", no_argument, NULL, 0 }, { "psnr", no_argument, NULL, 0 }, { "no-psnr", no_argument, NULL, 0 }, { "version", no_argument, NULL, 0 }, { "help", no_argument, NULL, 0 }, { "loop-input", no_argument, NULL, 0 }, { "mv-constraint", required_argument, NULL, 0 }, { "hash", required_argument, NULL, 0 }, {"cu-split-termination",required_argument, NULL, 0 }, { "crypto", required_argument, NULL, 0 }, { "key", required_argument, NULL, 0 }, { "me-early-termination",required_argument, NULL, 0 }, { "intra-rdo-et", no_argument, NULL, 0 }, { "no-intra-rdo-et", no_argument, NULL, 0 }, { "lossless", no_argument, NULL, 0 }, { "no-lossless", no_argument, NULL, 0 }, { "tmvp", no_argument, NULL, 0 }, { "no-tmvp", no_argument, NULL, 0 }, { "rdoq-skip", no_argument, NULL, 0 }, { "no-rdoq-skip", no_argument, NULL, 0 }, { "input-bitdepth", required_argument, NULL, 0 }, { "input-format", required_argument, NULL, 0 }, { "implicit-rdpcm", no_argument, NULL, 0 }, { "no-implicit-rdpcm", no_argument, NULL, 0 }, { "roi", required_argument, NULL, 0 }, { "erp-aqp", no_argument, NULL, 0 }, { "no-erp-aqp", no_argument, NULL, 0 }, { "level", required_argument, NULL, 0 }, { "force-level", required_argument, NULL, 0 }, { "high-tier", no_argument, NULL, 0 }, { "me-steps", required_argument, NULL, 0 }, { "fast-residual-cost", required_argument, NULL, 0 }, { "set-qp-in-cu", no_argument, NULL, 0 }, { "open-gop", no_argument, NULL, 0 }, { "no-open-gop", no_argument, NULL, 0 }, { "vaq", required_argument, NULL, 0 }, { "no-vaq", no_argument, NULL, 0 }, { "scaling-list", required_argument, NULL, 0 }, { "max-merge", required_argument, NULL, 0 }, { "early-skip", no_argument, NULL, 0 }, { "no-early-skip", no_argument, NULL, 0 }, { "ml-pu-depth-intra", no_argument, NULL, 0 }, { "partial-coding", required_argument, NULL, 0 }, { "zero-coeff-rdo", no_argument, NULL, 0 }, { "no-zero-coeff-rdo", no_argument, NULL, 0 }, { "intra-qp-offset", required_argument, NULL, 0 }, { "rc-algorithm", required_argument, NULL, 0 }, { "intra-bits", no_argument, NULL, 0 }, { "no-intra-bits", no_argument, NULL, 0 }, { "clip-neighbour", no_argument, NULL, 0 }, { "no-clip-neighbour", no_argument, NULL, 0 }, { "stats-file-prefix", required_argument, NULL, 0 }, {0, 0, 0, 0} }; /** * \brief Try to detect resolution from file name automatically * * \param file_name file name to get dimensions from * \param out_width detected width * \param out_height detected height * \return 1 if the resolution is set, 0 on fail */ static int select_input_res_auto(const char *file_name, int32_t *out_width, int32_t *out_height) { if (!file_name) return 0; // Find the last delimiter char ( / or \ ). Hope the other kind is not used in the name. // If delim is not found, set pointer to the beginning. unsigned char* sub_str = (unsigned char*)MAX(strrchr(file_name, '/'), strrchr(file_name, '\\')); if (!sub_str) sub_str = (unsigned char*)file_name; int success = 0; // Try if the substring starts with "x" without either of them being 0 do { success = (sscanf((char*)sub_str, "%dx%d%*s", out_width, out_height) == 2); success &= (*out_width > 0 && *out_height > 0); // Move to the next char until a digit is found or the string ends do{ ++sub_str; } while (*sub_str != 0 && !isdigit(*sub_str)); // Continue until "x" is found or the string ends } while (*sub_str != 0 && !success); return success; } /** * \brief Parse command line arguments. * \param argc Number of arguments * \param argv Argument list * \return Pointer to the parsed options, or NULL on failure. */ cmdline_opts_t* cmdline_opts_parse(const kvz_api *const api, int argc, char *argv[]) { int ok = 1; cmdline_opts_t *opts = calloc(1, sizeof(cmdline_opts_t)); if (!opts) { ok = 0; goto done; } opts->config = api->config_alloc(); if (!opts->config || !api->config_init(opts->config)) { ok = 0; goto done; } // Parse command line options for (optind = 0;;) { int long_options_index = -1; int c = getopt_long(argc, argv, short_options, long_options, &long_options_index); if (c == -1) break; if (long_options_index < 0) { int i; for (i = 0; long_options[i].name; i++) if (long_options[i].val == c) { long_options_index = i; break; } if (long_options_index < 0) { // getopt_long already printed an error message ok = 0; goto done; } } const char* name = long_options[long_options_index].name; if (!strcmp(name, "input")) { if (opts->input) { fprintf(stderr, "Input error: More than one input file given.\n"); ok = 0; goto done; } opts->input = strdup(optarg); } else if (!strcmp(name, "output")) { if (opts->output) { fprintf(stderr, "Input error: More than one output file given.\n"); ok = 0; goto done; } opts->output = strdup(optarg); } else if (!strcmp(name, "debug")) { if (opts->debug) { fprintf(stderr, "Input error: More than one debug output file given.\n"); ok = 0; goto done; } opts->debug = strdup(optarg); } else if (!strcmp(name, "seek")) { opts->seek = atoi(optarg); } else if (!strcmp(name, "frames")) { opts->frames = atoi(optarg); } else if (!strcmp(name, "version")) { opts->version = true; goto done; } else if (!strcmp(name, "help")) { opts->help = true; goto done; } else if (!strcmp(name, "loop-input")) { opts->loop_input = true; } else if (!api->config_parse(opts->config, name, optarg)) { fprintf(stderr, "invalid argument: %s=%s\n", name, optarg); ok = 0; goto done; } } // Check for extra arguments. if (argc - optind > 0) { fprintf(stderr, "Input error: Extra argument found: \"%s\"\n", argv[optind]); ok = 0; goto done; } // Check that the required files were defined if (opts->input == NULL || opts->output == NULL) { ok = 0; goto done; } if (opts->config->vps_period < 0) { // Disabling parameter sets is only possible when using Kvazaar as // a library. fprintf(stderr, "Input error: vps_period must be non-negative\n"); ok = 0; goto done; } // Set resolution automatically if necessary if (opts->config->width == 0 && opts->config->height == 0) { ok = select_input_res_auto(opts->input, &opts->config->width, &opts->config->height); goto done; } done: if (!ok) { cmdline_opts_free(api, opts); opts = NULL; } return opts; } /** * \brief Deallocate a cmdline_opts_t structure. */ void cmdline_opts_free(const kvz_api *const api, cmdline_opts_t *opts) { if (opts) { FREE_POINTER(opts->input); FREE_POINTER(opts->output); FREE_POINTER(opts->debug); api->config_destroy(opts->config); opts->config = NULL; } FREE_POINTER(opts); } void print_usage(void) { fprintf(stdout, "Kvazaar usage: -i and --input-res to set input, -o to set output\n" " --help for more information\n"); } void print_version(void) { fprintf(stdout, "Kvazaar " VERSION_STRING "\n" "Kvazaar license: LGPL version 2\n"); } void print_help(void) { fprintf(stdout, "Usage:\n" "kvazaar -i --input-res x -o \n" "\n" /* Word wrap to this width to stay under 80 characters (including ") *************/ "Required:\n" " -i, --input : Input file\n" " --input-res : Input resolution [auto]\n" " - auto: Detect from file name.\n" " - x: width times height\n" " -o, --output : Output file\n" "\n" /* Word wrap to this width to stay under 80 characters (including ") *************/ "Presets:\n" " --preset : Set options to a preset [medium]\n" " - ultrafast, superfast, veryfast, faster,\n" " fast, medium, slow, slower, veryslow\n" " placebo\n" "\n" /* Word wrap to this width to stay under 80 characters (including ") *************/ "Input:\n" " -n, --frames : Number of frames to code [all]\n" " --seek : First frame to code [0]\n" " --input-fps [/] : Frame rate of the input video [25]\n" " --source-scan-type : Source scan type [progressive]\n" " - progressive: Progressive scan\n" " - tff: Top field first\n" " - bff: Bottom field first\n" " --input-format : P420 or P400 [P420]\n" " --input-bitdepth : 8-16 [8]\n" " --loop-input : Re-read input file forever.\n" "\n" /* Word wrap to this width to stay under 80 characters (including ") *************/ "Options:\n" " --help : Print this help message and exit.\n" " --version : Print version information and exit.\n" " --(no-)aud : Use access unit delimiters. [disabled]\n" " --debug : Output internal reconstruction.\n" " --(no-)cpuid : Enable runtime CPU optimizations. [enabled]\n" " --hash : Decoded picture hash [checksum]\n" " - none: 0 bytes\n" " - checksum: 18 bytes\n" " - md5: 56 bytes\n" " --(no-)psnr : Calculate PSNR for frames. [enabled]\n" " --(no-)info : Add encoder info SEI. [enabled]\n" " --crypto : Selective encryption. Crypto support must be\n" " enabled at compile-time. Can be 'on' or 'off' or\n" " a list of features separated with a '+'. [off]\n" " - on: Enable all encryption features.\n" " - off: Disable selective encryption.\n" " - mvs: Motion vector magnitudes.\n" " - mv_signs: Motion vector signs.\n" " - trans_coeffs: Coefficient magnitudes.\n" " - trans_coeff_signs: Coefficient signs.\n" " - intra_pred_modes: Intra prediction modes.\n" " --key : Encryption key [16,213,27,56,255,127,242,112,\n" " 97,126,197,204,25,59,38,30]\n" " --stats-file-prefix : A prefix used for stats files that include\n" " bits, lambda, distortion, and qp for each ctu.\n" " These are meant for debugging and are not\n" " written unless the prefix is defined." "\n" /* Word wrap to this width to stay under 80 characters (including ") *************/ "Video structure:\n" " -q, --qp : Quantization parameter [22]\n" " -p, --period : Period of intra pictures [64]\n" " - 0: Only first picture is intra.\n" " - 1: All pictures are intra.\n" " - N: Every Nth picture is intra.\n" " --vps-period : How often the video parameter set is re-sent [0]\n" " - 0: Only send VPS with the first frame.\n" " - N: Send VPS with every Nth intra frame.\n" " -r, --ref : Number of reference frames, in range 1..15 [4]\n" " --gop : GOP structure [lp-g4d3t1]\n" " - 0: Disabled\n" " - 8: B-frame pyramid of length 8\n" " - 16: B-frame pyramid of length 16\n" " - lp-: Low-delay P/B-frame GOP\n" " (e.g. lp-g8d4t2, see README)\n" " --intra-qp-offset : QP offset for intra frames [-51..51] [auto]\n" " - N: Set QP offset to N.\n" " - auto: Select offset automatically based\n" " on GOP length.\n" " --(no-)open-gop : Use open GOP configuration. [enabled]\n" " --cqmfile : Read custom quantization matrices from a file.\n" " --scaling-list : Set scaling list mode. [off]\n" " - off: Disable scaling lists.\n" " - custom: use custom list (with --cqmfile).\n" " - default: Use default lists.\n" " --bitrate : Target bitrate [0]\n" " - 0: Disable rate control.\n" " - N: Target N bits per second.\n" " --rc-algorithm : Select used rc-algorithm. [lambda]\n" " - lambda: rate control from:\n" " DOI: 10.1109/TIP.2014.2336550 \n" " - oba: DOI: 10.1109/TCSVT.2016.2589878\n" " --(no-)intra-bits : Use Hadamard cost based allocation for intra\n" " frames. Default on for gop 8 and off for lp-gop\n" " --(no-)clip-neighbour : On oba based rate control whether to clip \n" " lambda values to same frame's ctus or previous'.\n" " Default on for RA GOPS and disabled for LP.\n" " --(no-)lossless : Use lossless coding. [disabled]\n" " --mv-constraint : Constrain movement vectors. [none]\n" " - none: No constraint\n" " - frametile: Constrain within the tile.\n" " - frametilemargin: Constrain even more.\n" " --roi : Use a delta QP map for region of interest.\n" " Reads an array of delta QP values from a text\n" " file. The file format is: width and height of\n" " the QP delta map followed by width*height delta\n" " QP values in raster order. The map can be of any\n" " size and will be scaled to the video size.\n" " --set-qp-in-cu : Set QP at CU level keeping pic_init_qp_minus26.\n" " in PPS and slice_qp_delta in slize header zero.\n" " --(no-)erp-aqp : Use adaptive QP for 360 degree video with\n" " equirectangular projection. [disabled]\n" " --level : Use the given HEVC level in the output and give\n" " an error if level limits are exceeded. [6.2]\n" " - 1, 2, 2.1, 3, 3.1, 4, 4.1, 5, 5.1, 5.2, 6,\n" " 6.1, 6.2\n" " --force-level : Same as --level but warnings instead of errors.\n" " --high-tier : Used with --level. Use high tier bitrate limits\n" " instead of the main tier limits during encoding.\n" " High tier requires level 4 or higher.\n" " --(no-)vaq : Enable variance adaptive quantization with given\n" " strength, in range 1..20. Recommended: 5.\n" " [disabled]\n" "\n" /* Word wrap to this width to stay under 80 characters (including ") *************/ "Compression tools:\n" " --(no-)deblock : Deblocking filter. [0:0]\n" " - beta: Between -6 and 6\n" " - tc: Between -6 and 6\n" " --sao : Sample Adaptive Offset [full]\n" " - off: SAO disabled\n" " - band: Band offset only\n" " - edge: Edge offset only\n" " - full: Full SAO\n" " --(no-)rdoq : Rate-distortion optimized quantization [enabled]\n" " --(no-)rdoq-skip : Skip RDOQ for 4x4 blocks. [disabled]\n" " --(no-)signhide : Sign hiding [disabled]\n" " --(no-)smp : Symmetric motion partition [disabled]\n" " --(no-)amp : Asymmetric motion partition [disabled]\n" " --rd : Intra mode search complexity [0]\n" " - 0: Skip intra if inter is good enough.\n" " - 1: Rough intra mode search with SATD.\n" " - 2: Refine intra mode search with SSE.\n" " - 3: Try all intra modes and enable intra\n" " chroma mode search.\n" " --(no-)mv-rdo : Rate-distortion optimized motion vector costs\n" " [disabled]\n" " --(no-)zero-coeff-rdo : If a CU is set inter, check if forcing zero\n" " residual improves the RD cost. [enabled]\n" " --(no-)full-intra-search : Try all intra modes during rough search.\n" " [disabled]\n" " --(no-)transform-skip : Try transform skip [disabled]\n" " --me : Integer motion estimation algorithm [hexbs]\n" " - hexbs: Hexagon Based Search\n" " - tz: Test Zone Search\n" " - full: Full Search\n" " - full8, full16, full32, full64\n" " - dia: Diamond Search\n" " --me-steps : Motion estimation search step limit. Only\n" " affects 'hexbs' and 'dia'. [-1]\n" " --subme : Fractional pixel motion estimation level [4]\n" " - 0: Integer motion estimation only\n" " - 1: + 1/2-pixel horizontal and vertical\n" " - 2: + 1/2-pixel diagonal\n" " - 3: + 1/4-pixel horizontal and vertical\n" " - 4: + 1/4-pixel diagonal\n" " --pu-depth-inter - : Inter prediction units sizes [0-3]\n" " - 0, 1, 2, 3: from 64x64 to 8x8\n" " - Accepts a list of values separated by ','\n" " for setting separate depths per GOP layer\n" " (values can be omitted to use the first\n" " value for the respective layer).\n" " --pu-depth-intra - : Intra prediction units sizes [1-4]\n" " - 0, 1, 2, 3, 4: from 64x64 to 4x4\n" " - Accepts a list of values separated by ','\n" " for setting separate depths per GOP layer\n" " (values can be omitted to use the first\n" " value for the respective layer).\n" " --ml-pu-depth-intra : Predict the pu-depth-intra using machine\n" " learning trees, overrides the\n" " --pu-depth-intra parameter. [disabled]\n" " --tr-depth-intra : Transform split depth for intra blocks [0]\n" " --(no-)bipred : Bi-prediction [disabled]\n" " --cu-split-termination : CU split search termination [zero]\n" " - off: Don't terminate early.\n" " - zero: Terminate when residual is zero.\n" " --me-early-termination : Motion estimation termination [on]\n" " - off: Don't terminate early.\n" " - on: Terminate early.\n" " - sensitive: Terminate even earlier.\n" " --fast-residual-cost : Skip CABAC cost for residual coefficients\n" " when QP is below the limit. [0]\n" " --(no-)intra-rdo-et : Check intra modes in rdo stage only until\n" " a zero coefficient CU is found. [disabled]\n" " --(no-)early-skip : Try to find skip cu from merge candidates.\n" " Perform no further search if skip is found.\n" " For rd=0..1: Try the first candidate.\n" " For rd=2.. : Try the best candidate based\n" " on luma satd cost. [enabled]\n" " --max-merge : Maximum number of merge candidates, 1..5 [5]\n" " --(no-)implicit-rdpcm : Implicit residual DPCM. Currently only supported\n" " with lossless coding. [disabled]\n" " --(no-)tmvp : Temporal motion vector prediction [enabled]\n" "\n" /* Word wrap to this width to stay under 80 characters (including ") *************/ "Parallel processing:\n" " --threads : Number of threads to use [auto]\n" " - 0: Process everything with main thread.\n" " - N: Use N threads for encoding.\n" " - auto: Select automatically.\n" " --owf : Frame-level parallelism [auto]\n" " - N: Process N+1 frames at a time.\n" " - auto: Select automatically.\n" " --(no-)wpp : Wavefront parallel processing. [enabled]\n" " Enabling tiles automatically disables WPP.\n" " To enable WPP with tiles, re-enable it after\n" " enabling tiles. Enabling wpp with tiles is,\n" " however, an experimental feature since it is\n" " not supported in any HEVC profile.\n" " --tiles x : Split picture into width x height uniform tiles.\n" " --tiles-width-split |u :\n" " - : A comma-separated list of tile\n" " column pixel coordinates.\n" " - u: Number of tile columns of uniform\n" " width.\n" " --tiles-height-split |u :\n" " - : A comma-separated list of tile row\n" " column pixel coordinates.\n" " - u: Number of tile rows of uniform\n" " height.\n" " --slices : Control how slices are used.\n" " - tiles: Put tiles in independent slices.\n" " - wpp: Put rows in dependent slices.\n" " - tiles+wpp: Do both.\n" " --partial-coding !!!\n" " : Encode partial frame.\n" " Parts must be merged to form a valid bitstream.\n" " X and Y are CTU offsets.\n" " Slice width and height must be divisible by CTU\n" " in pixels unless it is the last CTU row/column.\n" " This parameter is used by kvaShare.\n" "\n" /* Word wrap to this width to stay under 80 characters (including ") *************/ "Video Usability Information:\n" " --sar : Specify sample aspect ratio\n" " --overscan : Specify crop overscan setting [undef]\n" " - undef, show, crop\n" " --videoformat : Specify video format [undef]\n" " - undef, component, pal, ntsc, secam, mac\n" " --range : Specify color range [tv]\n" " - tv, pc\n" " --colorprim : Specify color primaries [undef]\n" " - undef, bt709, bt470m, bt470bg,\n" " smpte170m, smpte240m, film, bt2020\n" " --transfer : Specify transfer characteristics [undef]\n" " - undef, bt709, bt470m, bt470bg,\n" " smpte170m, smpte240m, linear, log100,\n" " log316, iec61966-2-4, bt1361e,\n" " iec61966-2-1, bt2020-10, bt2020-12\n" " --colormatrix : Specify color matrix setting [undef]\n" " - undef, bt709, fcc, bt470bg, smpte170m,\n" " smpte240m, GBR, YCgCo, bt2020nc, bt2020c\n" " --chromaloc : Specify chroma sample location (0 to 5) [0]\n" "\n" /* Word wrap to this width to stay under 80 characters (including ") *************/ "Deprecated parameters: (might be removed at some point)\n" " -w, --width : Use --input-res.\n" " -h, --height : Use --input-res.\n"); } void print_frame_info(const kvz_frame_info *const info, const double frame_psnr[3], const uint32_t bytes, const bool print_psnr, const double avg_qp) { fprintf(stderr, "POC %4d QP %2d AVG QP %.1f (%c-frame) %10d bits", info->poc, info->qp, avg_qp, "BPI"[info->slice_type % 3], bytes << 3); if (print_psnr) { fprintf(stderr, " PSNR Y %2.4f U %2.4f V %2.4f", frame_psnr[0], frame_psnr[1], frame_psnr[2]); } if (info->slice_type != KVZ_SLICE_I) { // Print reference picture lists fprintf(stderr, " [L0 "); for (int j = 0; j < info->ref_list_len[0]; j++) { fprintf(stderr, "%d ", info->ref_list[0][j]); } fprintf(stderr, "] [L1 "); for (int j = 0; j < info->ref_list_len[1]; j++) { fprintf(stderr, "%d ", info->ref_list[1][j]); } fprintf(stderr, "]"); } fprintf(stderr, "\n"); }