| /* | 
 |  * Copyright (c) 2016, Alliance for Open Media. All rights reserved | 
 |  * | 
 |  * This source code is subject to the terms of the BSD 2 Clause License and | 
 |  * the Alliance for Open Media Patent License 1.0. If the BSD 2 Clause License | 
 |  * was not distributed with this source code in the LICENSE file, you can | 
 |  * obtain it at www.aomedia.org/license/software. If the Alliance for Open | 
 |  * Media Patent License 1.0 was not distributed with this source code in the | 
 |  * PATENTS file, you can obtain it at www.aomedia.org/license/patent. | 
 |  */ | 
 |  | 
 | #include "apps/aomenc.h" | 
 |  | 
 | #include "config/aom_config.h" | 
 |  | 
 | #include <assert.h> | 
 | #include <limits.h> | 
 | #include <math.h> | 
 | #include <stdarg.h> | 
 | #include <stdio.h> | 
 | #include <stdlib.h> | 
 | #include <string.h> | 
 |  | 
 | #if CONFIG_AV1_DECODER | 
 | #include "aom/aom_decoder.h" | 
 | #include "aom/aomdx.h" | 
 | #endif | 
 |  | 
 | #include "aom/aom_encoder.h" | 
 | #include "aom/aom_integer.h" | 
 | #include "aom/aomcx.h" | 
 | #include "aom_dsp/aom_dsp_common.h" | 
 | #include "aom_ports/aom_timer.h" | 
 | #include "aom_ports/mem_ops.h" | 
 | #include "common/args.h" | 
 | #include "common/ivfenc.h" | 
 | #include "common/tools_common.h" | 
 | #include "common/warnings.h" | 
 |  | 
 | #if CONFIG_WEBM_IO | 
 | #include "common/webmenc.h" | 
 | #endif | 
 |  | 
 | #include "common/y4minput.h" | 
 | #include "examples/encoder_util.h" | 
 | #include "stats/aomstats.h" | 
 | #include "stats/rate_hist.h" | 
 |  | 
 | #if CONFIG_LIBYUV | 
 | #include "third_party/libyuv/include/libyuv/scale.h" | 
 | #endif | 
 |  | 
 | /* Swallow warnings about unused results of fread/fwrite */ | 
 | static size_t wrap_fread(void *ptr, size_t size, size_t nmemb, FILE *stream) { | 
 |   return fread(ptr, size, nmemb, stream); | 
 | } | 
 | #define fread wrap_fread | 
 |  | 
 | static size_t wrap_fwrite(const void *ptr, size_t size, size_t nmemb, | 
 |                           FILE *stream) { | 
 |   return fwrite(ptr, size, nmemb, stream); | 
 | } | 
 | #define fwrite wrap_fwrite | 
 |  | 
 | static const char *exec_name; | 
 |  | 
 | static void warn_or_exit_on_errorv(aom_codec_ctx_t *ctx, int fatal, | 
 |                                    const char *s, va_list ap) { | 
 |   if (ctx->err) { | 
 |     const char *detail = aom_codec_error_detail(ctx); | 
 |  | 
 |     vfprintf(stderr, s, ap); | 
 |     fprintf(stderr, ": %s\n", aom_codec_error(ctx)); | 
 |  | 
 |     if (detail) fprintf(stderr, "    %s\n", detail); | 
 |  | 
 |     if (fatal) exit(EXIT_FAILURE); | 
 |   } | 
 | } | 
 |  | 
 | static void ctx_exit_on_error(aom_codec_ctx_t *ctx, const char *s, ...) { | 
 |   va_list ap; | 
 |  | 
 |   va_start(ap, s); | 
 |   warn_or_exit_on_errorv(ctx, 1, s, ap); | 
 |   va_end(ap); | 
 | } | 
 |  | 
 | static void warn_or_exit_on_error(aom_codec_ctx_t *ctx, int fatal, | 
 |                                   const char *s, ...) { | 
 |   va_list ap; | 
 |  | 
 |   va_start(ap, s); | 
 |   warn_or_exit_on_errorv(ctx, fatal, s, ap); | 
 |   va_end(ap); | 
 | } | 
 |  | 
 | static int read_frame(struct AvxInputContext *input_ctx, aom_image_t *img) { | 
 |   FILE *f = input_ctx->file; | 
 |   y4m_input *y4m = &input_ctx->y4m; | 
 |   int shortread = 0; | 
 |  | 
 |   if (input_ctx->file_type == FILE_TYPE_Y4M) { | 
 |     if (y4m_input_fetch_frame(y4m, f, img) < 1) return 0; | 
 |   } else { | 
 |     shortread = read_yuv_frame(input_ctx, img); | 
 |   } | 
 |  | 
 |   return !shortread; | 
 | } | 
 |  | 
 | static int file_is_y4m(const char detect[4]) { | 
 |   if (memcmp(detect, "YUV4", 4) == 0) { | 
 |     return 1; | 
 |   } | 
 |   return 0; | 
 | } | 
 |  | 
 | static int fourcc_is_ivf(const char detect[4]) { | 
 |   if (memcmp(detect, "DKIF", 4) == 0) { | 
 |     return 1; | 
 |   } | 
 |   return 0; | 
 | } | 
 |  | 
 | static const arg_def_t help = | 
 |     ARG_DEF(NULL, "help", 0, "Show usage options and exit"); | 
 | static const arg_def_t debugmode = | 
 |     ARG_DEF("D", "debug", 0, "Debug mode (makes output deterministic)"); | 
 | static const arg_def_t outputfile = | 
 |     ARG_DEF("o", "output", 1, "Output filename"); | 
 | static const arg_def_t use_yv12 = | 
 |     ARG_DEF(NULL, "yv12", 0, "Input file is YV12 "); | 
 | static const arg_def_t use_i420 = | 
 |     ARG_DEF(NULL, "i420", 0, "Input file is I420 (default)"); | 
 | static const arg_def_t use_i422 = | 
 |     ARG_DEF(NULL, "i422", 0, "Input file is I422"); | 
 | static const arg_def_t use_i444 = | 
 |     ARG_DEF(NULL, "i444", 0, "Input file is I444"); | 
 | static const arg_def_t codecarg = ARG_DEF(NULL, "codec", 1, "Codec to use"); | 
 | static const arg_def_t passes = | 
 |     ARG_DEF("p", "passes", 1, "Number of passes (1/2)"); | 
 | static const arg_def_t pass_arg = | 
 |     ARG_DEF(NULL, "pass", 1, "Pass to execute (1/2)"); | 
 | static const arg_def_t fpf_name = | 
 |     ARG_DEF(NULL, "fpf", 1, "First pass statistics file name"); | 
 | #if CONFIG_FP_MB_STATS | 
 | static const arg_def_t fpmbf_name = | 
 |     ARG_DEF(NULL, "fpmbf", 1, "First pass block statistics file name"); | 
 | #endif | 
 | static const arg_def_t limit = | 
 |     ARG_DEF(NULL, "limit", 1, "Stop encoding after n input frames"); | 
 | static const arg_def_t skip = | 
 |     ARG_DEF(NULL, "skip", 1, "Skip the first n input frames"); | 
 | static const arg_def_t good_dl = | 
 |     ARG_DEF(NULL, "good", 0, "Use Good Quality Deadline"); | 
 | static const arg_def_t quietarg = | 
 |     ARG_DEF("q", "quiet", 0, "Do not print encode progress"); | 
 | static const arg_def_t verbosearg = | 
 |     ARG_DEF("v", "verbose", 0, "Show encoder parameters"); | 
 | static const arg_def_t psnrarg = | 
 |     ARG_DEF(NULL, "psnr", 0, "Show PSNR in status line"); | 
 | #if CONFIG_FILEOPTIONS | 
 | static const arg_def_t use_cfg = ARG_DEF("c", "cfg", 1, "Config file to use"); | 
 | static const arg_def_t ext_partition = | 
 |     ARG_DEF(NULL, "ext-partition", 1, "corresponds to extended partitions"); | 
 | #endif | 
 |  | 
 | static const struct arg_enum_list test_decode_enum[] = { | 
 |   { "off", TEST_DECODE_OFF }, | 
 |   { "fatal", TEST_DECODE_FATAL }, | 
 |   { "warn", TEST_DECODE_WARN }, | 
 |   { NULL, 0 } | 
 | }; | 
 | static const arg_def_t recontest = ARG_DEF_ENUM( | 
 |     NULL, "test-decode", 1, "Test encode/decode mismatch", test_decode_enum); | 
 | static const arg_def_t framerate = | 
 |     ARG_DEF(NULL, "fps", 1, "Stream frame rate (rate/scale)"); | 
 | static const arg_def_t use_webm = | 
 |     ARG_DEF(NULL, "webm", 0, "Output WebM (default when WebM IO is enabled)"); | 
 | static const arg_def_t use_ivf = ARG_DEF(NULL, "ivf", 0, "Output IVF"); | 
 | static const arg_def_t use_obu = ARG_DEF(NULL, "obu", 0, "Output OBU"); | 
 | static const arg_def_t out_part = | 
 |     ARG_DEF("P", "output-partitions", 0, | 
 |             "Makes encoder output partitions. Requires IVF output!"); | 
 | static const arg_def_t q_hist_n = | 
 |     ARG_DEF(NULL, "q-hist", 1, "Show quantizer histogram (n-buckets)"); | 
 | static const arg_def_t rate_hist_n = | 
 |     ARG_DEF(NULL, "rate-hist", 1, "Show rate histogram (n-buckets)"); | 
 | static const arg_def_t disable_warnings = | 
 |     ARG_DEF(NULL, "disable-warnings", 0, | 
 |             "Disable warnings about potentially incorrect encode settings."); | 
 | static const arg_def_t disable_warning_prompt = | 
 |     ARG_DEF("y", "disable-warning-prompt", 0, | 
 |             "Display warnings, but do not prompt user to continue."); | 
 | static const struct arg_enum_list bitdepth_enum[] = { | 
 |   { "8", AOM_BITS_8 }, { "10", AOM_BITS_10 }, { "12", AOM_BITS_12 }, { NULL, 0 } | 
 | }; | 
 |  | 
 | static const arg_def_t bitdeptharg = ARG_DEF_ENUM( | 
 |     "b", "bit-depth", 1, | 
 |     "Bit depth for codec (8 for version <=1, 10 or 12 for version 2)", | 
 |     bitdepth_enum); | 
 | static const arg_def_t inbitdeptharg = | 
 |     ARG_DEF(NULL, "input-bit-depth", 1, "Bit depth of input"); | 
 | static const arg_def_t *main_args[] = { &help, | 
 | #if CONFIG_FILEOPTIONS | 
 |                                         &use_cfg, | 
 | #endif | 
 |                                         &debugmode, | 
 |                                         &outputfile, | 
 |                                         &codecarg, | 
 |                                         &passes, | 
 |                                         &pass_arg, | 
 |                                         &fpf_name, | 
 |                                         &limit, | 
 |                                         &skip, | 
 |                                         &good_dl, | 
 |                                         &quietarg, | 
 |                                         &verbosearg, | 
 |                                         &psnrarg, | 
 |                                         &use_webm, | 
 |                                         &use_ivf, | 
 |                                         &use_obu, | 
 |                                         &out_part, | 
 |                                         &q_hist_n, | 
 |                                         &rate_hist_n, | 
 |                                         &disable_warnings, | 
 |                                         &disable_warning_prompt, | 
 |                                         &recontest, | 
 |                                         NULL }; | 
 |  | 
 | static const arg_def_t usage = | 
 |     ARG_DEF("u", "usage", 1, "Usage profile number to use"); | 
 | static const arg_def_t threads = | 
 |     ARG_DEF("t", "threads", 1, "Max number of threads to use"); | 
 | static const arg_def_t profile = | 
 |     ARG_DEF(NULL, "profile", 1, "Bitstream profile number to use"); | 
 | static const arg_def_t width = ARG_DEF("w", "width", 1, "Frame width"); | 
 | static const arg_def_t height = ARG_DEF("h", "height", 1, "Frame height"); | 
 | static const arg_def_t forced_max_frame_width = ARG_DEF( | 
 |     NULL, "forced_max_frame_width", 0, "Maximum frame width value to force"); | 
 | static const arg_def_t forced_max_frame_height = ARG_DEF( | 
 |     NULL, "forced_max_frame_height", 0, "Maximum frame height value to force"); | 
 | #if CONFIG_WEBM_IO | 
 | static const struct arg_enum_list stereo_mode_enum[] = { | 
 |   { "mono", STEREO_FORMAT_MONO }, | 
 |   { "left-right", STEREO_FORMAT_LEFT_RIGHT }, | 
 |   { "bottom-top", STEREO_FORMAT_BOTTOM_TOP }, | 
 |   { "top-bottom", STEREO_FORMAT_TOP_BOTTOM }, | 
 |   { "right-left", STEREO_FORMAT_RIGHT_LEFT }, | 
 |   { NULL, 0 } | 
 | }; | 
 | static const arg_def_t stereo_mode = ARG_DEF_ENUM( | 
 |     NULL, "stereo-mode", 1, "Stereo 3D video format", stereo_mode_enum); | 
 | #endif | 
 | static const arg_def_t timebase = ARG_DEF( | 
 |     NULL, "timebase", 1, "Output timestamp precision (fractional seconds)"); | 
 | static const arg_def_t global_error_resilient = | 
 |     ARG_DEF(NULL, "global-error-resilient", 1, | 
 |             "Enable global error resiliency features"); | 
 | static const arg_def_t lag_in_frames = | 
 |     ARG_DEF(NULL, "lag-in-frames", 1, "Max number of frames to lag"); | 
 | static const arg_def_t large_scale_tile = | 
 |     ARG_DEF(NULL, "large-scale-tile", 1, | 
 |             "Large scale tile coding (0: off (default), 1: on)"); | 
 | static const arg_def_t monochrome = | 
 |     ARG_DEF(NULL, "monochrome", 0, "Monochrome video (no chroma planes)"); | 
 | static const arg_def_t full_still_picture_hdr = ARG_DEF( | 
 |     NULL, "full-still-picture-hdr", 0, "Use full header for still picture"); | 
 |  | 
 | static const arg_def_t *global_args[] = { &use_yv12, | 
 |                                           &use_i420, | 
 |                                           &use_i422, | 
 |                                           &use_i444, | 
 |                                           &usage, | 
 |                                           &threads, | 
 |                                           &profile, | 
 |                                           &width, | 
 |                                           &height, | 
 |                                           &forced_max_frame_width, | 
 |                                           &forced_max_frame_height, | 
 | #if CONFIG_WEBM_IO | 
 |                                           &stereo_mode, | 
 | #endif | 
 |                                           &timebase, | 
 |                                           &framerate, | 
 |                                           &global_error_resilient, | 
 |                                           &bitdeptharg, | 
 |                                           &lag_in_frames, | 
 |                                           &large_scale_tile, | 
 |                                           &monochrome, | 
 |                                           &full_still_picture_hdr, | 
 |                                           NULL }; | 
 |  | 
 | static const arg_def_t dropframe_thresh = | 
 |     ARG_DEF(NULL, "drop-frame", 1, "Temporal resampling threshold (buf %)"); | 
 | static const arg_def_t resize_mode = | 
 |     ARG_DEF(NULL, "resize-mode", 1, "Frame resize mode"); | 
 | static const arg_def_t resize_denominator = | 
 |     ARG_DEF(NULL, "resize-denominator", 1, "Frame resize denominator"); | 
 | static const arg_def_t resize_kf_denominator = ARG_DEF( | 
 |     NULL, "resize-kf-denominator", 1, "Frame resize keyframe denominator"); | 
 | static const arg_def_t superres_mode = | 
 |     ARG_DEF(NULL, "superres-mode", 1, "Frame super-resolution mode"); | 
 | static const arg_def_t superres_denominator = ARG_DEF( | 
 |     NULL, "superres-denominator", 1, "Frame super-resolution denominator"); | 
 | static const arg_def_t superres_kf_denominator = | 
 |     ARG_DEF(NULL, "superres-kf-denominator", 1, | 
 |             "Frame super-resolution keyframe denominator"); | 
 | static const arg_def_t superres_qthresh = ARG_DEF( | 
 |     NULL, "superres-qthresh", 1, "Frame super-resolution qindex threshold"); | 
 | static const arg_def_t superres_kf_qthresh = | 
 |     ARG_DEF(NULL, "superres-kf-qthresh", 1, | 
 |             "Frame super-resolution keyframe qindex threshold"); | 
 | static const struct arg_enum_list end_usage_enum[] = { { "vbr", AOM_VBR }, | 
 |                                                        { "cbr", AOM_CBR }, | 
 |                                                        { "cq", AOM_CQ }, | 
 |                                                        { "q", AOM_Q }, | 
 |                                                        { NULL, 0 } }; | 
 | static const arg_def_t end_usage = | 
 |     ARG_DEF_ENUM(NULL, "end-usage", 1, "Rate control mode", end_usage_enum); | 
 | static const arg_def_t target_bitrate = | 
 |     ARG_DEF(NULL, "target-bitrate", 1, "Bitrate (kbps)"); | 
 | static const arg_def_t min_quantizer = | 
 |     ARG_DEF(NULL, "min-q", 1, "Minimum (best) quantizer"); | 
 | static const arg_def_t max_quantizer = | 
 |     ARG_DEF(NULL, "max-q", 1, "Maximum (worst) quantizer"); | 
 | static const arg_def_t undershoot_pct = | 
 |     ARG_DEF(NULL, "undershoot-pct", 1, "Datarate undershoot (min) target (%)"); | 
 | static const arg_def_t overshoot_pct = | 
 |     ARG_DEF(NULL, "overshoot-pct", 1, "Datarate overshoot (max) target (%)"); | 
 | static const arg_def_t buf_sz = | 
 |     ARG_DEF(NULL, "buf-sz", 1, "Client buffer size (ms)"); | 
 | static const arg_def_t buf_initial_sz = | 
 |     ARG_DEF(NULL, "buf-initial-sz", 1, "Client initial buffer size (ms)"); | 
 | static const arg_def_t buf_optimal_sz = | 
 |     ARG_DEF(NULL, "buf-optimal-sz", 1, "Client optimal buffer size (ms)"); | 
 | static const arg_def_t *rc_args[] = { &dropframe_thresh, | 
 |                                       &resize_mode, | 
 |                                       &resize_denominator, | 
 |                                       &resize_kf_denominator, | 
 |                                       &superres_mode, | 
 |                                       &superres_denominator, | 
 |                                       &superres_kf_denominator, | 
 |                                       &superres_qthresh, | 
 |                                       &superres_kf_qthresh, | 
 |                                       &end_usage, | 
 |                                       &target_bitrate, | 
 |                                       &min_quantizer, | 
 |                                       &max_quantizer, | 
 |                                       &undershoot_pct, | 
 |                                       &overshoot_pct, | 
 |                                       &buf_sz, | 
 |                                       &buf_initial_sz, | 
 |                                       &buf_optimal_sz, | 
 |                                       NULL }; | 
 |  | 
 | static const arg_def_t bias_pct = | 
 |     ARG_DEF(NULL, "bias-pct", 1, "CBR/VBR bias (0=CBR, 100=VBR)"); | 
 | static const arg_def_t minsection_pct = | 
 |     ARG_DEF(NULL, "minsection-pct", 1, "GOP min bitrate (% of target)"); | 
 | static const arg_def_t maxsection_pct = | 
 |     ARG_DEF(NULL, "maxsection-pct", 1, "GOP max bitrate (% of target)"); | 
 | static const arg_def_t *rc_twopass_args[] = { &bias_pct, &minsection_pct, | 
 |                                               &maxsection_pct, NULL }; | 
 | static const arg_def_t fwd_kf_enabled = | 
 |     ARG_DEF(NULL, "enable-fwd-kf", 1, "Enable forward reference keyframes"); | 
 | static const arg_def_t kf_min_dist = | 
 |     ARG_DEF(NULL, "kf-min-dist", 1, "Minimum keyframe interval (frames)"); | 
 | static const arg_def_t kf_max_dist = | 
 |     ARG_DEF(NULL, "kf-max-dist", 1, "Maximum keyframe interval (frames)"); | 
 | static const arg_def_t kf_disabled = | 
 |     ARG_DEF(NULL, "disable-kf", 0, "Disable keyframe placement"); | 
 | static const arg_def_t *kf_args[] = { &fwd_kf_enabled, &kf_min_dist, | 
 |                                       &kf_max_dist, &kf_disabled, NULL }; | 
 | static const arg_def_t sframe_dist = | 
 |     ARG_DEF(NULL, "sframe-dist", 1, "S-Frame interval (frames)"); | 
 | static const arg_def_t sframe_mode = | 
 |     ARG_DEF(NULL, "sframe-mode", 1, "S-Frame insertion mode (1..2)"); | 
 | static const arg_def_t save_as_annexb = | 
 |     ARG_DEF(NULL, "annexb", 1, "Save as Annex-B"); | 
 | static const arg_def_t noise_sens = | 
 |     ARG_DEF(NULL, "noise-sensitivity", 1, "Noise sensitivity (frames to blur)"); | 
 | static const arg_def_t sharpness = | 
 |     ARG_DEF(NULL, "sharpness", 1, "Loop filter sharpness (0..7)"); | 
 | static const arg_def_t static_thresh = | 
 |     ARG_DEF(NULL, "static-thresh", 1, "Motion detection threshold"); | 
 | static const arg_def_t auto_altref = | 
 |     ARG_DEF(NULL, "auto-alt-ref", 1, "Enable automatic alt reference frames"); | 
 | static const arg_def_t arnr_maxframes = | 
 |     ARG_DEF(NULL, "arnr-maxframes", 1, "AltRef max frames (0..15)"); | 
 | static const arg_def_t arnr_strength = | 
 |     ARG_DEF(NULL, "arnr-strength", 1, "AltRef filter strength (0..6)"); | 
 | static const struct arg_enum_list tuning_enum[] = { | 
 |   { "psnr", AOM_TUNE_PSNR }, | 
 |   { "ssim", AOM_TUNE_SSIM }, | 
 | #ifdef CONFIG_DIST_8X8 | 
 |   { "cdef-dist", AOM_TUNE_CDEF_DIST }, | 
 |   { "daala-dist", AOM_TUNE_DAALA_DIST }, | 
 | #endif | 
 |   { NULL, 0 } | 
 | }; | 
 | static const arg_def_t tune_metric = | 
 |     ARG_DEF_ENUM(NULL, "tune", 1, "Distortion metric tuned with", tuning_enum); | 
 | static const arg_def_t cq_level = | 
 |     ARG_DEF(NULL, "cq-level", 1, "Constant/Constrained Quality level"); | 
 | static const arg_def_t max_intra_rate_pct = | 
 |     ARG_DEF(NULL, "max-intra-rate", 1, "Max I-frame bitrate (pct)"); | 
 |  | 
 | #if CONFIG_AV1_ENCODER | 
 | static const arg_def_t cpu_used_av1 = | 
 |     ARG_DEF(NULL, "cpu-used", 1, "CPU Used (0..8)"); | 
 | static const arg_def_t dev_sf_av1 = | 
 |     ARG_DEF(NULL, "dev-sf", 1, "Dev Speed (0..255)"); | 
 | static const arg_def_t single_tile_decoding = | 
 |     ARG_DEF(NULL, "single-tile-decoding", 1, | 
 |             "Single tile decoding (0: off (default), 1: on)"); | 
 | static const arg_def_t tile_cols = | 
 |     ARG_DEF(NULL, "tile-columns", 1, "Number of tile columns to use, log2"); | 
 | static const arg_def_t tile_rows = | 
 |     ARG_DEF(NULL, "tile-rows", 1, | 
 |             "Number of tile rows to use, log2 (set to 0 while threads > 1)"); | 
 | static const arg_def_t tile_width = | 
 |     ARG_DEF(NULL, "tile-width", 1, "Tile widths (comma separated)"); | 
 | static const arg_def_t tile_height = | 
 |     ARG_DEF(NULL, "tile-height", 1, "Tile heights (command separated)"); | 
 | static const arg_def_t lossless = | 
 |     ARG_DEF(NULL, "lossless", 1, "Lossless mode (0: false (default), 1: true)"); | 
 | static const arg_def_t enable_cdef = | 
 |     ARG_DEF(NULL, "enable-cdef", 1, | 
 |             "Enable the constrained directional enhancement filter (0: false, " | 
 |             "1: true (default))"); | 
 | static const arg_def_t enable_restoration = | 
 |     ARG_DEF(NULL, "enable-restoration", 1, | 
 |             "Enable the loop restoration filter (0: false, " | 
 |             "1: true (default))"); | 
 | static const arg_def_t disable_trellis_quant = | 
 |     ARG_DEF(NULL, "disable-trellis-quant", 1, | 
 |             "Disable trellis optimization of quantized coefficients (0: false (" | 
 |             "default) 1: true)"); | 
 | static const arg_def_t enable_qm = | 
 |     ARG_DEF(NULL, "enable-qm", 1, | 
 |             "Enable quantisation matrices (0: false (default), 1: true)"); | 
 | static const arg_def_t qm_min = ARG_DEF( | 
 |     NULL, "qm-min", 1, "Min quant matrix flatness (0..15), default is 8"); | 
 | static const arg_def_t qm_max = ARG_DEF( | 
 |     NULL, "qm-max", 1, "Max quant matrix flatness (0..15), default is 15"); | 
 | #if CONFIG_DIST_8X8 | 
 | static const arg_def_t enable_dist_8x8 = | 
 |     ARG_DEF(NULL, "enable-dist-8x8", 1, | 
 |             "Enable dist-8x8 (0: false (default), 1: true)"); | 
 | #endif  // CONFIG_DIST_8X8 | 
 | static const arg_def_t num_tg = ARG_DEF( | 
 |     NULL, "num-tile-groups", 1, "Maximum number of tile groups, default is 1"); | 
 | static const arg_def_t mtu_size = | 
 |     ARG_DEF(NULL, "mtu-size", 1, | 
 |             "MTU size for a tile group, default is 0 (no MTU targeting), " | 
 |             "overrides maximum number of tile groups"); | 
 | static const struct arg_enum_list timing_info_enum[] = { | 
 |   { "unspecified", AOM_TIMING_UNSPECIFIED }, | 
 |   { "constant", AOM_TIMING_EQUAL }, | 
 |   { "model", AOM_TIMING_DEC_MODEL }, | 
 |   { NULL, 0 } | 
 | }; | 
 | static const arg_def_t timing_info = | 
 |     ARG_DEF_ENUM(NULL, "timing-info", 1, | 
 |                  "Signal timing info in the bitstream (model unly works for no " | 
 |                  "hidden frames, no super-res yet):", | 
 |                  timing_info_enum); | 
 | static const arg_def_t film_grain_test = | 
 |     ARG_DEF(NULL, "film-grain-test", 1, | 
 |             "Film grain test vectors (0: none (default), 1: test-1  2: test-2, " | 
 |             "... 16: test-16)"); | 
 | static const arg_def_t film_grain_table = | 
 |     ARG_DEF(NULL, "film-grain-table", 1, | 
 |             "Path to file containing film grain parameters"); | 
 | #if CONFIG_DENOISE | 
 | static const arg_def_t denoise_noise_level = | 
 |     ARG_DEF(NULL, "denoise-noise-level", 1, | 
 |             "Amount of noise (from 0 = don't denoise, to 50)"); | 
 | static const arg_def_t denoise_block_size = | 
 |     ARG_DEF(NULL, "denoise-block-size", 1, "Denoise block size (default = 32)"); | 
 | #endif | 
 | static const arg_def_t enable_ref_frame_mvs = | 
 |     ARG_DEF(NULL, "enable-ref-frame-mvs", 1, | 
 |             "Enable temporal mv prediction (default is 1)"); | 
 | static const arg_def_t frame_parallel_decoding = | 
 |     ARG_DEF(NULL, "frame-parallel", 1, | 
 |             "Enable frame parallel decodability features " | 
 |             "(0: false (default), 1: true)"); | 
 | static const arg_def_t error_resilient_mode = | 
 |     ARG_DEF(NULL, "error-resilient", 1, | 
 |             "Enable error resilient features " | 
 |             "(0: false (default), 1: true)"); | 
 | static const arg_def_t aq_mode = ARG_DEF( | 
 |     NULL, "aq-mode", 1, | 
 |     "Adaptive quantization mode (0: off (default), 1: variance 2: complexity, " | 
 |     "3: cyclic refresh)"); | 
 | static const arg_def_t deltaq_mode = ARG_DEF( | 
 |     NULL, "deltaq-mode", 1, | 
 |     "Delta qindex mode (0: off (default), 1: deltaq 2: deltaq + deltalf)"); | 
 | static const arg_def_t frame_periodic_boost = | 
 |     ARG_DEF(NULL, "frame-boost", 1, | 
 |             "Enable frame periodic boost (0: off (default), 1: on)"); | 
 | static const arg_def_t gf_cbr_boost_pct = ARG_DEF( | 
 |     NULL, "gf-cbr-boost", 1, "Boost for Golden Frame in CBR mode (pct)"); | 
 | static const arg_def_t max_inter_rate_pct = | 
 |     ARG_DEF(NULL, "max-inter-rate", 1, "Max P-frame bitrate (pct)"); | 
 | static const arg_def_t min_gf_interval = ARG_DEF( | 
 |     NULL, "min-gf-interval", 1, | 
 |     "min gf/arf frame interval (default 0, indicating in-built behavior)"); | 
 | static const arg_def_t max_gf_interval = ARG_DEF( | 
 |     NULL, "max-gf-interval", 1, | 
 |     "max gf/arf frame interval (default 0, indicating in-built behavior)"); | 
 |  | 
 | static const struct arg_enum_list color_primaries_enum[] = { | 
 |   { "bt709", AOM_CICP_CP_BT_709 }, | 
 |   { "unspecified", AOM_CICP_CP_UNSPECIFIED }, | 
 |   { "bt601", AOM_CICP_CP_BT_601 }, | 
 |   { "bt470m", AOM_CICP_CP_BT_470_M }, | 
 |   { "bt470bg", AOM_CICP_CP_BT_470_B_G }, | 
 |   { "smpte240", AOM_CICP_CP_SMPTE_240 }, | 
 |   { "film", AOM_CICP_CP_GENERIC_FILM }, | 
 |   { "bt2020", AOM_CICP_CP_BT_2020 }, | 
 |   { "xyz", AOM_CICP_CP_XYZ }, | 
 |   { "smpte431", AOM_CICP_CP_SMPTE_431 }, | 
 |   { "smpte432", AOM_CICP_CP_SMPTE_432 }, | 
 |   { "ebu3213", AOM_CICP_CP_EBU_3213 }, | 
 |   { NULL, 0 } | 
 | }; | 
 |  | 
 | static const arg_def_t input_color_primaries = ARG_DEF_ENUM( | 
 |     NULL, "color-primaries", 1, | 
 |     "Color primaries (CICP) of input content:", color_primaries_enum); | 
 |  | 
 | static const struct arg_enum_list transfer_characteristics_enum[] = { | 
 |   { "unspecified", AOM_CICP_CP_UNSPECIFIED }, | 
 |   { "bt709", AOM_CICP_TC_BT_709 }, | 
 |   { "bt470m", AOM_CICP_TC_BT_470_M }, | 
 |   { "bt470bg", AOM_CICP_TC_BT_470_B_G }, | 
 |   { "bt601", AOM_CICP_TC_BT_601 }, | 
 |   { "smpte240", AOM_CICP_TC_SMPTE_240 }, | 
 |   { "lin", AOM_CICP_TC_LINEAR }, | 
 |   { "log100", AOM_CICP_TC_LOG_100 }, | 
 |   { "log100sq10", AOM_CICP_TC_LOG_100_SQRT10 }, | 
 |   { "iec61966", AOM_CICP_TC_IEC_61966 }, | 
 |   { "bt1361", AOM_CICP_TC_BT_1361 }, | 
 |   { "srgb", AOM_CICP_TC_SRGB }, | 
 |   { "bt2020-10bit", AOM_CICP_TC_BT_2020_10_BIT }, | 
 |   { "bt2020-12bit", AOM_CICP_TC_BT_2020_12_BIT }, | 
 |   { "smpte2084", AOM_CICP_TC_SMPTE_2084 }, | 
 |   { "hlg", AOM_CICP_TC_HLG }, | 
 |   { "smpte428", AOM_CICP_TC_SMPTE_428 }, | 
 |   { NULL, 0 } | 
 | }; | 
 |  | 
 | static const arg_def_t input_transfer_characteristics = | 
 |     ARG_DEF_ENUM(NULL, "transfer-characteristics", 1, | 
 |                  "Transfer characteristics (CICP) of input content:", | 
 |                  transfer_characteristics_enum); | 
 |  | 
 | static const struct arg_enum_list matrix_coefficients_enum[] = { | 
 |   { "identity", AOM_CICP_MC_IDENTITY }, | 
 |   { "bt709", AOM_CICP_MC_BT_709 }, | 
 |   { "unspecified", AOM_CICP_MC_UNSPECIFIED }, | 
 |   { "fcc73", AOM_CICP_MC_FCC }, | 
 |   { "bt470bg", AOM_CICP_MC_BT_470_B_G }, | 
 |   { "bt601", AOM_CICP_MC_BT_601 }, | 
 |   { "smpte240", AOM_CICP_CP_SMPTE_240 }, | 
 |   { "ycgco", AOM_CICP_MC_SMPTE_YCGCO }, | 
 |   { "bt2020ncl", AOM_CICP_MC_BT_2020_NCL }, | 
 |   { "bt2020cl", AOM_CICP_MC_BT_2020_CL }, | 
 |   { "smpte2085", AOM_CICP_MC_SMPTE_2085 }, | 
 |   { "chromncl", AOM_CICP_MC_CHROMAT_NCL }, | 
 |   { "chromcl", AOM_CICP_MC_CHROMAT_CL }, | 
 |   { "ictcp", AOM_CICP_MC_ICTCP }, | 
 |   { NULL, 0 } | 
 | }; | 
 |  | 
 | static const arg_def_t input_matrix_coefficients = ARG_DEF_ENUM( | 
 |     NULL, "matrix-coefficients", 1, | 
 |     "Matrix coefficients (CICP) of input content:", matrix_coefficients_enum); | 
 |  | 
 | static const struct arg_enum_list chroma_sample_position_enum[] = { | 
 |   { "unknown", AOM_CSP_UNKNOWN }, | 
 |   { "vertical", AOM_CSP_VERTICAL }, | 
 |   { "colocated", AOM_CSP_COLOCATED }, | 
 |   { NULL, 0 } | 
 | }; | 
 |  | 
 | static const arg_def_t input_chroma_sample_position = | 
 |     ARG_DEF_ENUM(NULL, "chroma-sample-position", 1, | 
 |                  "The chroma sample position when chroma 4:2:0 is signaled:", | 
 |                  chroma_sample_position_enum); | 
 |  | 
 | static const struct arg_enum_list tune_content_enum[] = { | 
 |   { "default", AOM_CONTENT_DEFAULT }, | 
 |   { "screen", AOM_CONTENT_SCREEN }, | 
 |   { NULL, 0 } | 
 | }; | 
 |  | 
 | static const arg_def_t tune_content = ARG_DEF_ENUM( | 
 |     NULL, "tune-content", 1, "Tune content type", tune_content_enum); | 
 |  | 
 | static const arg_def_t cdf_update_mode = | 
 |     ARG_DEF(NULL, "cdf-update-mode", 1, | 
 |             "CDF update mode for entropy coding " | 
 |             "(0: no CDF update; 1: update CDF on all frames(default); " | 
 |             "2: selectively update CDF on some frames"); | 
 |  | 
 | static const struct arg_enum_list superblock_size_enum[] = { | 
 |   { "dynamic", AOM_SUPERBLOCK_SIZE_DYNAMIC }, | 
 |   { "64", AOM_SUPERBLOCK_SIZE_64X64 }, | 
 |   { "128", AOM_SUPERBLOCK_SIZE_128X128 }, | 
 |   { NULL, 0 } | 
 | }; | 
 | static const arg_def_t superblock_size = ARG_DEF_ENUM( | 
 |     NULL, "sb-size", 1, "Superblock size to use", superblock_size_enum); | 
 |  | 
 | static const arg_def_t *av1_args[] = { &cpu_used_av1, | 
 |                                        &dev_sf_av1, | 
 |                                        &auto_altref, | 
 |                                        &sharpness, | 
 |                                        &static_thresh, | 
 |                                        &single_tile_decoding, | 
 |                                        &tile_cols, | 
 |                                        &tile_rows, | 
 |                                        &arnr_maxframes, | 
 |                                        &arnr_strength, | 
 |                                        &tune_metric, | 
 |                                        &cq_level, | 
 |                                        &max_intra_rate_pct, | 
 |                                        &max_inter_rate_pct, | 
 |                                        &gf_cbr_boost_pct, | 
 |                                        &lossless, | 
 |                                        &enable_cdef, | 
 |                                        &enable_restoration, | 
 |                                        &disable_trellis_quant, | 
 |                                        &enable_qm, | 
 |                                        &qm_min, | 
 |                                        &qm_max, | 
 | #if CONFIG_DIST_8X8 | 
 |                                        &enable_dist_8x8, | 
 | #endif | 
 |                                        &frame_parallel_decoding, | 
 |                                        &error_resilient_mode, | 
 |                                        &aq_mode, | 
 |                                        &deltaq_mode, | 
 |                                        &frame_periodic_boost, | 
 |                                        &noise_sens, | 
 |                                        &tune_content, | 
 |                                        &cdf_update_mode, | 
 |                                        &input_color_primaries, | 
 |                                        &input_transfer_characteristics, | 
 |                                        &input_matrix_coefficients, | 
 |                                        &input_chroma_sample_position, | 
 |                                        &min_gf_interval, | 
 |                                        &max_gf_interval, | 
 |                                        &superblock_size, | 
 |                                        &num_tg, | 
 |                                        &mtu_size, | 
 |                                        &timing_info, | 
 |                                        &film_grain_test, | 
 |                                        &film_grain_table, | 
 | #if CONFIG_DENOISE | 
 |                                        &denoise_noise_level, | 
 |                                        &denoise_block_size, | 
 | #endif | 
 |                                        &enable_ref_frame_mvs, | 
 |                                        &bitdeptharg, | 
 |                                        &inbitdeptharg, | 
 |                                        &sframe_dist, | 
 |                                        &sframe_mode, | 
 |                                        &save_as_annexb, | 
 |                                        NULL }; | 
 | static const int av1_arg_ctrl_map[] = { AOME_SET_CPUUSED, | 
 |                                         AOME_SET_DEVSF, | 
 |                                         AOME_SET_ENABLEAUTOALTREF, | 
 |                                         AOME_SET_SHARPNESS, | 
 |                                         AOME_SET_STATIC_THRESHOLD, | 
 |                                         AV1E_SET_SINGLE_TILE_DECODING, | 
 |                                         AV1E_SET_TILE_COLUMNS, | 
 |                                         AV1E_SET_TILE_ROWS, | 
 |                                         AOME_SET_ARNR_MAXFRAMES, | 
 |                                         AOME_SET_ARNR_STRENGTH, | 
 |                                         AOME_SET_TUNING, | 
 |                                         AOME_SET_CQ_LEVEL, | 
 |                                         AOME_SET_MAX_INTRA_BITRATE_PCT, | 
 |                                         AV1E_SET_MAX_INTER_BITRATE_PCT, | 
 |                                         AV1E_SET_GF_CBR_BOOST_PCT, | 
 |                                         AV1E_SET_LOSSLESS, | 
 |                                         AV1E_SET_ENABLE_CDEF, | 
 |                                         AV1E_SET_ENABLE_RESTORATION, | 
 |                                         AV1E_SET_DISABLE_TRELLIS_QUANT, | 
 |                                         AV1E_SET_ENABLE_QM, | 
 |                                         AV1E_SET_QM_MIN, | 
 |                                         AV1E_SET_QM_MAX, | 
 | #if CONFIG_DIST_8X8 | 
 |                                         AV1E_SET_ENABLE_DIST_8X8, | 
 | #endif | 
 |                                         AV1E_SET_FRAME_PARALLEL_DECODING, | 
 |                                         AV1E_SET_ERROR_RESILIENT_MODE, | 
 |                                         AV1E_SET_AQ_MODE, | 
 |                                         AV1E_SET_DELTAQ_MODE, | 
 |                                         AV1E_SET_FRAME_PERIODIC_BOOST, | 
 |                                         AV1E_SET_NOISE_SENSITIVITY, | 
 |                                         AV1E_SET_TUNE_CONTENT, | 
 |                                         AV1E_SET_CDF_UPDATE_MODE, | 
 |                                         AV1E_SET_COLOR_PRIMARIES, | 
 |                                         AV1E_SET_TRANSFER_CHARACTERISTICS, | 
 |                                         AV1E_SET_MATRIX_COEFFICIENTS, | 
 |                                         AV1E_SET_CHROMA_SAMPLE_POSITION, | 
 |                                         AV1E_SET_MIN_GF_INTERVAL, | 
 |                                         AV1E_SET_MAX_GF_INTERVAL, | 
 |                                         AV1E_SET_SUPERBLOCK_SIZE, | 
 |                                         AV1E_SET_NUM_TG, | 
 |                                         AV1E_SET_MTU, | 
 |                                         AV1E_SET_TIMING_INFO_TYPE, | 
 |                                         AV1E_SET_FILM_GRAIN_TEST_VECTOR, | 
 |                                         AV1E_SET_FILM_GRAIN_TABLE, | 
 | #if CONFIG_DENOISE | 
 |                                         AV1E_SET_DENOISE_NOISE_LEVEL, | 
 |                                         AV1E_SET_DENOISE_BLOCK_SIZE, | 
 | #endif | 
 |                                         AV1E_SET_ENABLE_REF_FRAME_MVS, | 
 |                                         AV1E_SET_ENABLE_DF, | 
 |                                         AV1E_SET_ENABLE_ORDER_HINT, | 
 |                                         AV1E_SET_ENABLE_JNT_COMP, | 
 |                                         AV1E_SET_ENABLE_SUPERRES, | 
 |                                         0 }; | 
 | #endif  // CONFIG_AV1_ENCODER | 
 |  | 
 | static const arg_def_t *no_args[] = { NULL }; | 
 |  | 
 | void show_help(FILE *fout, int shorthelp) { | 
 |   fprintf(fout, "Usage: %s <options> -o dst_filename src_filename \n", | 
 |           exec_name); | 
 |  | 
 |   if (shorthelp) { | 
 |     fprintf(fout, "Use --help to see the full list of options.\n"); | 
 |     return; | 
 |   } | 
 |  | 
 |   fprintf(fout, "\nOptions:\n"); | 
 |   arg_show_usage(fout, main_args); | 
 |   fprintf(fout, "\nEncoder Global Options:\n"); | 
 |   arg_show_usage(fout, global_args); | 
 |   fprintf(fout, "\nRate Control Options:\n"); | 
 |   arg_show_usage(fout, rc_args); | 
 |   fprintf(fout, "\nTwopass Rate Control Options:\n"); | 
 |   arg_show_usage(fout, rc_twopass_args); | 
 |   fprintf(fout, "\nKeyframe Placement Options:\n"); | 
 |   arg_show_usage(fout, kf_args); | 
 | #if CONFIG_AV1_ENCODER | 
 |   fprintf(fout, "\nAV1 Specific Options:\n"); | 
 |   arg_show_usage(fout, av1_args); | 
 | #endif | 
 |   fprintf(fout, | 
 |           "\nStream timebase (--timebase):\n" | 
 |           "  The desired precision of timestamps in the output, expressed\n" | 
 |           "  in fractional seconds. Default is 1/1000.\n"); | 
 |   fprintf(fout, "\nIncluded encoders:\n\n"); | 
 |  | 
 |   const int num_encoder = get_aom_encoder_count(); | 
 |   for (int i = 0; i < num_encoder; ++i) { | 
 |     const AvxInterface *const encoder = get_aom_encoder_by_index(i); | 
 |     const char *defstr = (i == (num_encoder - 1)) ? "(default)" : ""; | 
 |     fprintf(fout, "    %-6s - %s %s\n", encoder->name, | 
 |             aom_codec_iface_name(encoder->codec_interface()), defstr); | 
 |   } | 
 |   fprintf(fout, "\n        "); | 
 |   fprintf(fout, "Use --codec to switch to a non-default encoder.\n\n"); | 
 | } | 
 |  | 
 | void usage_exit(void) { | 
 |   show_help(stderr, 1); | 
 |   exit(EXIT_FAILURE); | 
 | } | 
 |  | 
 | #if CONFIG_AV1_ENCODER | 
 | #define ARG_CTRL_CNT_MAX NELEMENTS(av1_arg_ctrl_map) | 
 | #endif | 
 |  | 
 | #if !CONFIG_WEBM_IO | 
 | typedef int stereo_format_t; | 
 | struct WebmOutputContext { | 
 |   int debug; | 
 | }; | 
 | #endif | 
 |  | 
 | /* Per-stream configuration */ | 
 | struct stream_config { | 
 |   struct aom_codec_enc_cfg cfg; | 
 |   const char *out_fn; | 
 |   const char *stats_fn; | 
 | #if CONFIG_FP_MB_STATS | 
 |   const char *fpmb_stats_fn; | 
 | #endif | 
 |   stereo_format_t stereo_fmt; | 
 |   int arg_ctrls[ARG_CTRL_CNT_MAX][2]; | 
 |   int arg_ctrl_cnt; | 
 |   int write_webm; | 
 |   const char *film_grain_filename; | 
 |   int write_ivf; | 
 |   // whether to use 16bit internal buffers | 
 |   int use_16bit_internal; | 
 | }; | 
 |  | 
 | struct stream_state { | 
 |   int index; | 
 |   struct stream_state *next; | 
 |   struct stream_config config; | 
 |   FILE *file; | 
 |   struct rate_hist *rate_hist; | 
 |   struct WebmOutputContext webm_ctx; | 
 |   uint64_t psnr_sse_total; | 
 |   uint64_t psnr_samples_total; | 
 |   double psnr_totals[4]; | 
 |   int psnr_count; | 
 |   int counts[64]; | 
 |   aom_codec_ctx_t encoder; | 
 |   unsigned int frames_out; | 
 |   uint64_t cx_time; | 
 |   size_t nbytes; | 
 |   stats_io_t stats; | 
 | #if CONFIG_FP_MB_STATS | 
 |   stats_io_t fpmb_stats; | 
 | #endif | 
 |   struct aom_image *img; | 
 |   aom_codec_ctx_t decoder; | 
 |   int mismatch_seen; | 
 | }; | 
 |  | 
 | static void validate_positive_rational(const char *msg, | 
 |                                        struct aom_rational *rat) { | 
 |   if (rat->den < 0) { | 
 |     rat->num *= -1; | 
 |     rat->den *= -1; | 
 |   } | 
 |  | 
 |   if (rat->num < 0) die("Error: %s must be positive\n", msg); | 
 |  | 
 |   if (!rat->den) die("Error: %s has zero denominator\n", msg); | 
 | } | 
 |  | 
 | static void parse_global_config(struct AvxEncoderConfig *global, int *argc, | 
 |                                 char ***argv) { | 
 |   char **argi, **argj; | 
 |   struct arg arg; | 
 |   const int num_encoder = get_aom_encoder_count(); | 
 |   char **argv_local = (char **)*argv; | 
 | #if CONFIG_FILEOPTIONS | 
 |   int argc_local = *argc; | 
 | #endif | 
 |   if (num_encoder < 1) die("Error: no valid encoder available\n"); | 
 |  | 
 |   /* Initialize default parameters */ | 
 |   memset(global, 0, sizeof(*global)); | 
 |   global->codec = get_aom_encoder_by_index(num_encoder - 1); | 
 |   global->passes = 0; | 
 |   global->color_type = I420; | 
 |  | 
 | #if CONFIG_FILEOPTIONS | 
 |   const char *cfg = NULL; | 
 |   int cfg_included = 0; | 
 | #endif | 
 |   for (argi = argj = argv_local; (*argj = *argi); argi += arg.argv_step) { | 
 |     arg.argv_step = 1; | 
 |  | 
 | #if CONFIG_FILEOPTIONS | 
 |     if (arg_match(&arg, &use_cfg, argi)) { | 
 |       if (cfg_included) continue; | 
 |       cfg = arg.val; | 
 |  | 
 |       arg_cfg(&argc_local, &argv_local, cfg); | 
 |  | 
 |       *argj = *argi = *argv_local; | 
 |       argj = argi = argv_local; | 
 |       *argv = argv_local; | 
 |       cfg_included = 1; | 
 |       continue; | 
 |     } | 
 | #endif | 
 |     if (arg_match(&arg, &help, argi)) { | 
 |       show_help(stdout, 0); | 
 |       exit(EXIT_SUCCESS); | 
 |     } else if (arg_match(&arg, &codecarg, argi)) { | 
 |       global->codec = get_aom_encoder_by_name(arg.val); | 
 |       if (!global->codec) | 
 |         die("Error: Unrecognized argument (%s) to --codec\n", arg.val); | 
 |     } else if (arg_match(&arg, &passes, argi)) { | 
 |       global->passes = arg_parse_uint(&arg); | 
 |  | 
 |       if (global->passes < 1 || global->passes > 2) | 
 |         die("Error: Invalid number of passes (%d)\n", global->passes); | 
 |     } else if (arg_match(&arg, &pass_arg, argi)) { | 
 |       global->pass = arg_parse_uint(&arg); | 
 |  | 
 |       if (global->pass < 1 || global->pass > 2) | 
 |         die("Error: Invalid pass selected (%d)\n", global->pass); | 
 |     } else if (arg_match(&arg, &usage, argi)) | 
 |       global->usage = arg_parse_uint(&arg); | 
 |     else if (arg_match(&arg, &good_dl, argi)) | 
 |       warn("Deprecated --good option! Ignoring\n"); | 
 |     else if (arg_match(&arg, &use_yv12, argi)) | 
 |       global->color_type = YV12; | 
 |     else if (arg_match(&arg, &use_i420, argi)) | 
 |       global->color_type = I420; | 
 |     else if (arg_match(&arg, &use_i422, argi)) | 
 |       global->color_type = I422; | 
 |     else if (arg_match(&arg, &use_i444, argi)) | 
 |       global->color_type = I444; | 
 |     else if (arg_match(&arg, &quietarg, argi)) | 
 |       global->quiet = 1; | 
 |     else if (arg_match(&arg, &verbosearg, argi)) | 
 |       global->verbose = 1; | 
 |     else if (arg_match(&arg, &limit, argi)) | 
 |       global->limit = arg_parse_uint(&arg); | 
 |     else if (arg_match(&arg, &skip, argi)) | 
 |       global->skip_frames = arg_parse_uint(&arg); | 
 |     else if (arg_match(&arg, &psnrarg, argi)) | 
 |       global->show_psnr = 1; | 
 |     else if (arg_match(&arg, &recontest, argi)) | 
 |       global->test_decode = arg_parse_enum_or_int(&arg); | 
 |     else if (arg_match(&arg, &framerate, argi)) { | 
 |       global->framerate = arg_parse_rational(&arg); | 
 |       validate_positive_rational(arg.name, &global->framerate); | 
 |       global->have_framerate = 1; | 
 |     } else if (arg_match(&arg, &out_part, argi)) | 
 |       global->out_part = 1; | 
 |     else if (arg_match(&arg, &debugmode, argi)) | 
 |       global->debug = 1; | 
 |     else if (arg_match(&arg, &q_hist_n, argi)) | 
 |       global->show_q_hist_buckets = arg_parse_uint(&arg); | 
 |     else if (arg_match(&arg, &rate_hist_n, argi)) | 
 |       global->show_rate_hist_buckets = arg_parse_uint(&arg); | 
 |     else if (arg_match(&arg, &disable_warnings, argi)) | 
 |       global->disable_warnings = 1; | 
 |     else if (arg_match(&arg, &disable_warning_prompt, argi)) | 
 |       global->disable_warning_prompt = 1; | 
 |     else | 
 |       argj++; | 
 |   } | 
 |  | 
 |   if (global->pass) { | 
 |     /* DWIM: Assume the user meant passes=2 if pass=2 is specified */ | 
 |     if (global->pass > global->passes) { | 
 |       warn("Assuming --pass=%d implies --passes=%d\n", global->pass, | 
 |            global->pass); | 
 |       global->passes = global->pass; | 
 |     } | 
 |   } | 
 |   /* Validate global config */ | 
 |   if (global->passes == 0) { | 
 | #if CONFIG_AV1_ENCODER | 
 |     // Make default AV1 passes = 2 until there is a better quality 1-pass | 
 |     // encoder | 
 |     if (global->codec != NULL && global->codec->name != NULL) | 
 |       global->passes = (strcmp(global->codec->name, "av1") == 0) ? 2 : 1; | 
 | #else | 
 |     global->passes = 1; | 
 | #endif | 
 |   } | 
 | } | 
 |  | 
 | static void open_input_file(struct AvxInputContext *input) { | 
 |   /* Parse certain options from the input file, if possible */ | 
 |   input->file = strcmp(input->filename, "-") ? fopen(input->filename, "rb") | 
 |                                              : set_binary_mode(stdin); | 
 |  | 
 |   if (!input->file) fatal("Failed to open input file"); | 
 |  | 
 |   if (!fseeko(input->file, 0, SEEK_END)) { | 
 |     /* Input file is seekable. Figure out how long it is, so we can get | 
 |      * progress info. | 
 |      */ | 
 |     input->length = ftello(input->file); | 
 |     rewind(input->file); | 
 |   } | 
 |  | 
 |   /* Default to 1:1 pixel aspect ratio. */ | 
 |   input->pixel_aspect_ratio.numerator = 1; | 
 |   input->pixel_aspect_ratio.denominator = 1; | 
 |  | 
 |   /* For RAW input sources, these bytes will applied on the first frame | 
 |    *  in read_frame(). | 
 |    */ | 
 |   input->detect.buf_read = fread(input->detect.buf, 1, 4, input->file); | 
 |   input->detect.position = 0; | 
 |  | 
 |   if (input->detect.buf_read == 4 && file_is_y4m(input->detect.buf)) { | 
 |     if (y4m_input_open(&input->y4m, input->file, input->detect.buf, 4, | 
 |                        input->only_i420) >= 0) { | 
 |       input->file_type = FILE_TYPE_Y4M; | 
 |       input->width = input->y4m.pic_w; | 
 |       input->height = input->y4m.pic_h; | 
 |       input->pixel_aspect_ratio.numerator = input->y4m.par_n; | 
 |       input->pixel_aspect_ratio.denominator = input->y4m.par_d; | 
 |       input->framerate.numerator = input->y4m.fps_n; | 
 |       input->framerate.denominator = input->y4m.fps_d; | 
 |       input->fmt = input->y4m.aom_fmt; | 
 |       input->bit_depth = input->y4m.bit_depth; | 
 |     } else | 
 |       fatal("Unsupported Y4M stream."); | 
 |   } else if (input->detect.buf_read == 4 && fourcc_is_ivf(input->detect.buf)) { | 
 |     fatal("IVF is not supported as input."); | 
 |   } else { | 
 |     input->file_type = FILE_TYPE_RAW; | 
 |   } | 
 | } | 
 |  | 
 | static void close_input_file(struct AvxInputContext *input) { | 
 |   fclose(input->file); | 
 |   if (input->file_type == FILE_TYPE_Y4M) y4m_input_close(&input->y4m); | 
 | } | 
 |  | 
 | static struct stream_state *new_stream(struct AvxEncoderConfig *global, | 
 |                                        struct stream_state *prev) { | 
 |   struct stream_state *stream; | 
 |  | 
 |   stream = calloc(1, sizeof(*stream)); | 
 |   if (stream == NULL) { | 
 |     fatal("Failed to allocate new stream."); | 
 |   } | 
 |  | 
 |   if (prev) { | 
 |     memcpy(stream, prev, sizeof(*stream)); | 
 |     stream->index++; | 
 |     prev->next = stream; | 
 |   } else { | 
 |     aom_codec_err_t res; | 
 |  | 
 |     /* Populate encoder configuration */ | 
 |     res = aom_codec_enc_config_default(global->codec->codec_interface(), | 
 |                                        &stream->config.cfg, global->usage); | 
 |     if (res) fatal("Failed to get config: %s\n", aom_codec_err_to_string(res)); | 
 |  | 
 |     /* Change the default timebase to a high enough value so that the | 
 |      * encoder will always create strictly increasing timestamps. | 
 |      */ | 
 |     stream->config.cfg.g_timebase.den = 1000; | 
 |  | 
 |     /* Never use the library's default resolution, require it be parsed | 
 |      * from the file or set on the command line. | 
 |      */ | 
 |     stream->config.cfg.g_w = 0; | 
 |     stream->config.cfg.g_h = 0; | 
 |  | 
 |     /* Initialize remaining stream parameters */ | 
 |     stream->config.write_webm = 1; | 
 |     stream->config.write_ivf = 0; | 
 |  | 
 | #if CONFIG_WEBM_IO | 
 |     stream->config.stereo_fmt = STEREO_FORMAT_MONO; | 
 |     stream->webm_ctx.last_pts_ns = -1; | 
 |     stream->webm_ctx.writer = NULL; | 
 |     stream->webm_ctx.segment = NULL; | 
 | #endif | 
 |  | 
 |     /* Allows removal of the application version from the EBML tags */ | 
 |     stream->webm_ctx.debug = global->debug; | 
 |   } | 
 |  | 
 |   /* Output files must be specified for each stream */ | 
 |   stream->config.out_fn = NULL; | 
 |  | 
 |   stream->next = NULL; | 
 |   return stream; | 
 | } | 
 |  | 
 | static void set_config_arg_ctrls(struct stream_config *config, int key, | 
 |                                  const struct arg *arg) { | 
 |   int j; | 
 |   if (key == AV1E_SET_FILM_GRAIN_TABLE) { | 
 |     config->film_grain_filename = arg->val; | 
 |     return; | 
 |   } | 
 |  | 
 |   /* Point either to the next free element or the first instance of this | 
 |    * control. | 
 |    */ | 
 |   for (j = 0; j < config->arg_ctrl_cnt; j++) | 
 |     if (config->arg_ctrls[j][0] == key) break; | 
 |  | 
 |   /* Update/insert */ | 
 |   assert(j < (int)ARG_CTRL_CNT_MAX); | 
 |   config->arg_ctrls[j][0] = key; | 
 |   config->arg_ctrls[j][1] = arg_parse_enum_or_int(arg); | 
 |   if (j == config->arg_ctrl_cnt) config->arg_ctrl_cnt++; | 
 | } | 
 |  | 
 | static int parse_stream_params(struct AvxEncoderConfig *global, | 
 |                                struct stream_state *stream, char **argv) { | 
 |   char **argi, **argj; | 
 |   struct arg arg; | 
 |   static const arg_def_t **ctrl_args = no_args; | 
 |   static const int *ctrl_args_map = NULL; | 
 |   struct stream_config *config = &stream->config; | 
 |   int eos_mark_found = 0; | 
 |   int webm_forced = 0; | 
 |  | 
 |   // Handle codec specific options | 
 |   if (0) { | 
 | #if CONFIG_AV1_ENCODER | 
 |   } else if (strcmp(global->codec->name, "av1") == 0) { | 
 |     // TODO(jingning): Reuse AV1 specific encoder configuration parameters. | 
 |     // Consider to expand this set for AV1 encoder control. | 
 |     ctrl_args = av1_args; | 
 |     ctrl_args_map = av1_arg_ctrl_map; | 
 | #endif | 
 |   } | 
 |  | 
 |   for (argi = argj = argv; (*argj = *argi); argi += arg.argv_step) { | 
 |     arg.argv_step = 1; | 
 |  | 
 |     /* Once we've found an end-of-stream marker (--) we want to continue | 
 |      * shifting arguments but not consuming them. | 
 |      */ | 
 |     if (eos_mark_found) { | 
 |       argj++; | 
 |       continue; | 
 |     } else if (!strcmp(*argj, "--")) { | 
 |       eos_mark_found = 1; | 
 |       continue; | 
 |     } | 
 |  | 
 |     if (arg_match(&arg, &outputfile, argi)) { | 
 |       config->out_fn = arg.val; | 
 |       if (!webm_forced) { | 
 |         const size_t out_fn_len = strlen(config->out_fn); | 
 |         if (out_fn_len >= 4 && | 
 |             !strcmp(config->out_fn + out_fn_len - 4, ".ivf")) { | 
 |           config->write_webm = 0; | 
 |           config->write_ivf = 1; | 
 |         } else if (out_fn_len >= 4 && | 
 |                    !strcmp(config->out_fn + out_fn_len - 4, ".obu")) { | 
 |           config->write_webm = 0; | 
 |           config->write_ivf = 0; | 
 |         } | 
 |       } | 
 |     } else if (arg_match(&arg, &fpf_name, argi)) { | 
 |       config->stats_fn = arg.val; | 
 | #if CONFIG_FP_MB_STATS | 
 |     } else if (arg_match(&arg, &fpmbf_name, argi)) { | 
 |       config->fpmb_stats_fn = arg.val; | 
 | #endif | 
 |     } else if (arg_match(&arg, &use_webm, argi)) { | 
 | #if CONFIG_WEBM_IO | 
 |       config->write_webm = 1; | 
 |       webm_forced = 1; | 
 | #else | 
 |       die("Error: --webm specified but webm is disabled."); | 
 | #endif | 
 |     } else if (arg_match(&arg, &use_ivf, argi)) { | 
 |       config->write_webm = 0; | 
 |       config->write_ivf = 1; | 
 |     } else if (arg_match(&arg, &use_obu, argi)) { | 
 |       config->write_webm = 0; | 
 |       config->write_ivf = 0; | 
 |     } else if (arg_match(&arg, &threads, argi)) { | 
 |       config->cfg.g_threads = arg_parse_uint(&arg); | 
 |     } else if (arg_match(&arg, &profile, argi)) { | 
 |       config->cfg.g_profile = arg_parse_uint(&arg); | 
 |     } else if (arg_match(&arg, &width, argi)) { | 
 |       config->cfg.g_w = arg_parse_uint(&arg); | 
 |     } else if (arg_match(&arg, &height, argi)) { | 
 |       config->cfg.g_h = arg_parse_uint(&arg); | 
 |     } else if (arg_match(&arg, &forced_max_frame_width, argi)) { | 
 |       config->cfg.g_forced_max_frame_width = arg_parse_uint(&arg); | 
 |     } else if (arg_match(&arg, &forced_max_frame_height, argi)) { | 
 |       config->cfg.g_forced_max_frame_height = arg_parse_uint(&arg); | 
 |     } else if (arg_match(&arg, &bitdeptharg, argi)) { | 
 |       config->cfg.g_bit_depth = arg_parse_enum_or_int(&arg); | 
 |     } else if (arg_match(&arg, &inbitdeptharg, argi)) { | 
 |       config->cfg.g_input_bit_depth = arg_parse_uint(&arg); | 
 | #if CONFIG_WEBM_IO | 
 |     } else if (arg_match(&arg, &stereo_mode, argi)) { | 
 |       config->stereo_fmt = arg_parse_enum_or_int(&arg); | 
 | #endif | 
 |     } else if (arg_match(&arg, &timebase, argi)) { | 
 |       config->cfg.g_timebase = arg_parse_rational(&arg); | 
 |       validate_positive_rational(arg.name, &config->cfg.g_timebase); | 
 |     } else if (arg_match(&arg, &global_error_resilient, argi)) { | 
 |       config->cfg.g_error_resilient = arg_parse_uint(&arg); | 
 |     } else if (arg_match(&arg, &lag_in_frames, argi)) { | 
 |       config->cfg.g_lag_in_frames = arg_parse_uint(&arg); | 
 |     } else if (arg_match(&arg, &large_scale_tile, argi)) { | 
 |       config->cfg.large_scale_tile = arg_parse_uint(&arg); | 
 |     } else if (arg_match(&arg, &monochrome, argi)) { | 
 |       config->cfg.monochrome = 1; | 
 |     } else if (arg_match(&arg, &full_still_picture_hdr, argi)) { | 
 |       config->cfg.full_still_picture_hdr = 1; | 
 |     } else if (arg_match(&arg, &dropframe_thresh, argi)) { | 
 |       config->cfg.rc_dropframe_thresh = arg_parse_uint(&arg); | 
 |     } else if (arg_match(&arg, &resize_mode, argi)) { | 
 |       config->cfg.rc_resize_mode = arg_parse_uint(&arg); | 
 |     } else if (arg_match(&arg, &resize_denominator, argi)) { | 
 |       config->cfg.rc_resize_denominator = arg_parse_uint(&arg); | 
 |     } else if (arg_match(&arg, &resize_kf_denominator, argi)) { | 
 |       config->cfg.rc_resize_kf_denominator = arg_parse_uint(&arg); | 
 |     } else if (arg_match(&arg, &superres_mode, argi)) { | 
 |       config->cfg.rc_superres_mode = arg_parse_uint(&arg); | 
 |     } else if (arg_match(&arg, &superres_denominator, argi)) { | 
 |       config->cfg.rc_superres_denominator = arg_parse_uint(&arg); | 
 |     } else if (arg_match(&arg, &superres_kf_denominator, argi)) { | 
 |       config->cfg.rc_superres_kf_denominator = arg_parse_uint(&arg); | 
 |     } else if (arg_match(&arg, &superres_qthresh, argi)) { | 
 |       config->cfg.rc_superres_qthresh = arg_parse_uint(&arg); | 
 |     } else if (arg_match(&arg, &superres_kf_qthresh, argi)) { | 
 |       config->cfg.rc_superres_kf_qthresh = arg_parse_uint(&arg); | 
 |     } else if (arg_match(&arg, &end_usage, argi)) { | 
 |       config->cfg.rc_end_usage = arg_parse_enum_or_int(&arg); | 
 |     } else if (arg_match(&arg, &target_bitrate, argi)) { | 
 |       config->cfg.rc_target_bitrate = arg_parse_uint(&arg); | 
 |     } else if (arg_match(&arg, &min_quantizer, argi)) { | 
 |       config->cfg.rc_min_quantizer = arg_parse_uint(&arg); | 
 |     } else if (arg_match(&arg, &max_quantizer, argi)) { | 
 |       config->cfg.rc_max_quantizer = arg_parse_uint(&arg); | 
 |     } else if (arg_match(&arg, &undershoot_pct, argi)) { | 
 |       config->cfg.rc_undershoot_pct = arg_parse_uint(&arg); | 
 |     } else if (arg_match(&arg, &overshoot_pct, argi)) { | 
 |       config->cfg.rc_overshoot_pct = arg_parse_uint(&arg); | 
 |     } else if (arg_match(&arg, &buf_sz, argi)) { | 
 |       config->cfg.rc_buf_sz = arg_parse_uint(&arg); | 
 |     } else if (arg_match(&arg, &buf_initial_sz, argi)) { | 
 |       config->cfg.rc_buf_initial_sz = arg_parse_uint(&arg); | 
 |     } else if (arg_match(&arg, &buf_optimal_sz, argi)) { | 
 |       config->cfg.rc_buf_optimal_sz = arg_parse_uint(&arg); | 
 |     } else if (arg_match(&arg, &bias_pct, argi)) { | 
 |       config->cfg.rc_2pass_vbr_bias_pct = arg_parse_uint(&arg); | 
 |       if (global->passes < 2) | 
 |         warn("option %s ignored in one-pass mode.\n", arg.name); | 
 |     } else if (arg_match(&arg, &minsection_pct, argi)) { | 
 |       config->cfg.rc_2pass_vbr_minsection_pct = arg_parse_uint(&arg); | 
 |  | 
 |       if (global->passes < 2) | 
 |         warn("option %s ignored in one-pass mode.\n", arg.name); | 
 |     } else if (arg_match(&arg, &maxsection_pct, argi)) { | 
 |       config->cfg.rc_2pass_vbr_maxsection_pct = arg_parse_uint(&arg); | 
 |  | 
 |       if (global->passes < 2) | 
 |         warn("option %s ignored in one-pass mode.\n", arg.name); | 
 |     } else if (arg_match(&arg, &fwd_kf_enabled, argi)) { | 
 |       config->cfg.fwd_kf_enabled = arg_parse_uint(&arg); | 
 |     } else if (arg_match(&arg, &kf_min_dist, argi)) { | 
 |       config->cfg.kf_min_dist = arg_parse_uint(&arg); | 
 |     } else if (arg_match(&arg, &kf_max_dist, argi)) { | 
 |       config->cfg.kf_max_dist = arg_parse_uint(&arg); | 
 |     } else if (arg_match(&arg, &kf_disabled, argi)) { | 
 |       config->cfg.kf_mode = AOM_KF_DISABLED; | 
 |     } else if (arg_match(&arg, &sframe_dist, argi)) { | 
 |       config->cfg.sframe_dist = arg_parse_uint(&arg); | 
 |     } else if (arg_match(&arg, &sframe_mode, argi)) { | 
 |       config->cfg.sframe_mode = arg_parse_uint(&arg); | 
 |     } else if (arg_match(&arg, &save_as_annexb, argi)) { | 
 |       config->cfg.save_as_annexb = arg_parse_uint(&arg); | 
 |     } else if (arg_match(&arg, &tile_width, argi)) { | 
 |       config->cfg.tile_width_count = | 
 |           arg_parse_list(&arg, config->cfg.tile_widths, MAX_TILE_WIDTHS); | 
 |     } else if (arg_match(&arg, &tile_height, argi)) { | 
 |       config->cfg.tile_height_count = | 
 |           arg_parse_list(&arg, config->cfg.tile_heights, MAX_TILE_HEIGHTS); | 
 | #if CONFIG_FILEOPTIONS | 
 |     } else if (arg_match(&arg, &ext_partition, argi)) { | 
 |       config->cfg.cfg.ext_partition = !!arg_parse_uint(&arg) > 0; | 
 | #endif | 
 |     } else { | 
 |       int i, match = 0; | 
 |       for (i = 0; ctrl_args[i]; i++) { | 
 |         if (arg_match(&arg, ctrl_args[i], argi)) { | 
 |           match = 1; | 
 |           if (ctrl_args_map) { | 
 |             set_config_arg_ctrls(config, ctrl_args_map[i], &arg); | 
 |           } | 
 |         } | 
 |       } | 
 |       if (!match) argj++; | 
 |     } | 
 |   } | 
 |   config->use_16bit_internal = | 
 |       config->cfg.g_bit_depth > AOM_BITS_8 || !CONFIG_LOWBITDEPTH; | 
 |   return eos_mark_found; | 
 | } | 
 |  | 
 | #define FOREACH_STREAM(iterator, list)                 \ | 
 |   for (struct stream_state *iterator = list; iterator; \ | 
 |        iterator = iterator->next) | 
 |  | 
 | static void validate_stream_config(const struct stream_state *stream, | 
 |                                    const struct AvxEncoderConfig *global) { | 
 |   const struct stream_state *streami; | 
 |   (void)global; | 
 |  | 
 |   if (!stream->config.cfg.g_w || !stream->config.cfg.g_h) | 
 |     fatal( | 
 |         "Stream %d: Specify stream dimensions with --width (-w) " | 
 |         " and --height (-h)", | 
 |         stream->index); | 
 |  | 
 |   // Check that the codec bit depth is greater than the input bit depth. | 
 |   if (stream->config.cfg.g_input_bit_depth > | 
 |       (unsigned int)stream->config.cfg.g_bit_depth) { | 
 |     fatal("Stream %d: codec bit depth (%d) less than input bit depth (%d)", | 
 |           stream->index, (int)stream->config.cfg.g_bit_depth, | 
 |           stream->config.cfg.g_input_bit_depth); | 
 |   } | 
 |  | 
 |   for (streami = stream; streami; streami = streami->next) { | 
 |     /* All streams require output files */ | 
 |     if (!streami->config.out_fn) | 
 |       fatal("Stream %d: Output file is required (specify with -o)", | 
 |             streami->index); | 
 |  | 
 |     /* Check for two streams outputting to the same file */ | 
 |     if (streami != stream) { | 
 |       const char *a = stream->config.out_fn; | 
 |       const char *b = streami->config.out_fn; | 
 |       if (!strcmp(a, b) && strcmp(a, "/dev/null") && strcmp(a, ":nul")) | 
 |         fatal("Stream %d: duplicate output file (from stream %d)", | 
 |               streami->index, stream->index); | 
 |     } | 
 |  | 
 |     /* Check for two streams sharing a stats file. */ | 
 |     if (streami != stream) { | 
 |       const char *a = stream->config.stats_fn; | 
 |       const char *b = streami->config.stats_fn; | 
 |       if (a && b && !strcmp(a, b)) | 
 |         fatal("Stream %d: duplicate stats file (from stream %d)", | 
 |               streami->index, stream->index); | 
 |     } | 
 |  | 
 | #if CONFIG_FP_MB_STATS | 
 |     /* Check for two streams sharing a mb stats file. */ | 
 |     if (streami != stream) { | 
 |       const char *a = stream->config.fpmb_stats_fn; | 
 |       const char *b = streami->config.fpmb_stats_fn; | 
 |       if (a && b && !strcmp(a, b)) | 
 |         fatal("Stream %d: duplicate mb stats file (from stream %d)", | 
 |               streami->index, stream->index); | 
 |     } | 
 | #endif | 
 |   } | 
 | } | 
 |  | 
 | static void set_stream_dimensions(struct stream_state *stream, unsigned int w, | 
 |                                   unsigned int h) { | 
 |   if (!stream->config.cfg.g_w) { | 
 |     if (!stream->config.cfg.g_h) | 
 |       stream->config.cfg.g_w = w; | 
 |     else | 
 |       stream->config.cfg.g_w = w * stream->config.cfg.g_h / h; | 
 |   } | 
 |   if (!stream->config.cfg.g_h) { | 
 |     stream->config.cfg.g_h = h * stream->config.cfg.g_w / w; | 
 |   } | 
 | } | 
 |  | 
 | static const char *file_type_to_string(enum VideoFileType t) { | 
 |   switch (t) { | 
 |     case FILE_TYPE_RAW: return "RAW"; | 
 |     case FILE_TYPE_Y4M: return "Y4M"; | 
 |     default: return "Other"; | 
 |   } | 
 | } | 
 |  | 
 | static const char *image_format_to_string(aom_img_fmt_t f) { | 
 |   switch (f) { | 
 |     case AOM_IMG_FMT_I420: return "I420"; | 
 |     case AOM_IMG_FMT_I422: return "I422"; | 
 |     case AOM_IMG_FMT_I444: return "I444"; | 
 |     case AOM_IMG_FMT_YV12: return "YV12"; | 
 |     case AOM_IMG_FMT_I42016: return "I42016"; | 
 |     case AOM_IMG_FMT_I42216: return "I42216"; | 
 |     case AOM_IMG_FMT_I44416: return "I44416"; | 
 |     default: return "Other"; | 
 |   } | 
 | } | 
 |  | 
 | static void show_stream_config(struct stream_state *stream, | 
 |                                struct AvxEncoderConfig *global, | 
 |                                struct AvxInputContext *input) { | 
 | #define SHOW(field) \ | 
 |   fprintf(stderr, "    %-28s = %d\n", #field, stream->config.cfg.field) | 
 |  | 
 |   if (stream->index == 0) { | 
 |     fprintf(stderr, "Codec: %s\n", | 
 |             aom_codec_iface_name(global->codec->codec_interface())); | 
 |     fprintf(stderr, "Source file: %s File Type: %s Format: %s\n", | 
 |             input->filename, file_type_to_string(input->file_type), | 
 |             image_format_to_string(input->fmt)); | 
 |   } | 
 |   if (stream->next || stream->index) | 
 |     fprintf(stderr, "\nStream Index: %d\n", stream->index); | 
 |   fprintf(stderr, "Destination file: %s\n", stream->config.out_fn); | 
 |   fprintf(stderr, "Coding path: %s\n", | 
 |           stream->config.use_16bit_internal ? "HBD" : "LBD"); | 
 |   fprintf(stderr, "Encoder parameters:\n"); | 
 |  | 
 |   SHOW(g_usage); | 
 |   SHOW(g_threads); | 
 |   SHOW(g_profile); | 
 |   SHOW(g_w); | 
 |   SHOW(g_h); | 
 |   SHOW(g_bit_depth); | 
 |   SHOW(g_input_bit_depth); | 
 |   SHOW(g_timebase.num); | 
 |   SHOW(g_timebase.den); | 
 |   SHOW(g_error_resilient); | 
 |   SHOW(g_pass); | 
 |   SHOW(g_lag_in_frames); | 
 |   SHOW(large_scale_tile); | 
 |   SHOW(rc_dropframe_thresh); | 
 |   SHOW(rc_resize_mode); | 
 |   SHOW(rc_resize_denominator); | 
 |   SHOW(rc_resize_kf_denominator); | 
 |   SHOW(rc_superres_mode); | 
 |   SHOW(rc_superres_denominator); | 
 |   SHOW(rc_superres_kf_denominator); | 
 |   SHOW(rc_superres_qthresh); | 
 |   SHOW(rc_superres_kf_qthresh); | 
 |   SHOW(rc_end_usage); | 
 |   SHOW(rc_target_bitrate); | 
 |   SHOW(rc_min_quantizer); | 
 |   SHOW(rc_max_quantizer); | 
 |   SHOW(rc_undershoot_pct); | 
 |   SHOW(rc_overshoot_pct); | 
 |   SHOW(rc_buf_sz); | 
 |   SHOW(rc_buf_initial_sz); | 
 |   SHOW(rc_buf_optimal_sz); | 
 |   SHOW(rc_2pass_vbr_bias_pct); | 
 |   SHOW(rc_2pass_vbr_minsection_pct); | 
 |   SHOW(rc_2pass_vbr_maxsection_pct); | 
 |   SHOW(fwd_kf_enabled); | 
 |   SHOW(kf_mode); | 
 |   SHOW(kf_min_dist); | 
 |   SHOW(kf_max_dist); | 
 | } | 
 |  | 
 | static void open_output_file(struct stream_state *stream, | 
 |                              struct AvxEncoderConfig *global, | 
 |                              const struct AvxRational *pixel_aspect_ratio) { | 
 |   const char *fn = stream->config.out_fn; | 
 |   const struct aom_codec_enc_cfg *const cfg = &stream->config.cfg; | 
 |  | 
 |   if (cfg->g_pass == AOM_RC_FIRST_PASS) return; | 
 |  | 
 |   stream->file = strcmp(fn, "-") ? fopen(fn, "wb") : set_binary_mode(stdout); | 
 |  | 
 |   if (!stream->file) fatal("Failed to open output file"); | 
 |  | 
 |   if (stream->config.write_webm && fseek(stream->file, 0, SEEK_CUR)) | 
 |     fatal("WebM output to pipes not supported."); | 
 |  | 
 | #if CONFIG_WEBM_IO | 
 |   if (stream->config.write_webm) { | 
 |     stream->webm_ctx.stream = stream->file; | 
 |     write_webm_file_header(&stream->webm_ctx, cfg, stream->config.stereo_fmt, | 
 |                            global->codec->fourcc, pixel_aspect_ratio); | 
 |   } | 
 | #else | 
 |   (void)pixel_aspect_ratio; | 
 | #endif | 
 |  | 
 |   if (!stream->config.write_webm && stream->config.write_ivf) { | 
 |     ivf_write_file_header(stream->file, cfg, global->codec->fourcc, 0); | 
 |   } | 
 | } | 
 |  | 
 | static void close_output_file(struct stream_state *stream, | 
 |                               unsigned int fourcc) { | 
 |   const struct aom_codec_enc_cfg *const cfg = &stream->config.cfg; | 
 |  | 
 |   if (cfg->g_pass == AOM_RC_FIRST_PASS) return; | 
 |  | 
 | #if CONFIG_WEBM_IO | 
 |   if (stream->config.write_webm) { | 
 |     write_webm_file_footer(&stream->webm_ctx); | 
 |   } | 
 | #endif | 
 |  | 
 |   if (!stream->config.write_webm && stream->config.write_ivf) { | 
 |     if (!fseek(stream->file, 0, SEEK_SET)) | 
 |       ivf_write_file_header(stream->file, &stream->config.cfg, fourcc, | 
 |                             stream->frames_out); | 
 |   } | 
 |  | 
 |   fclose(stream->file); | 
 | } | 
 |  | 
 | static void setup_pass(struct stream_state *stream, | 
 |                        struct AvxEncoderConfig *global, int pass) { | 
 |   if (stream->config.stats_fn) { | 
 |     if (!stats_open_file(&stream->stats, stream->config.stats_fn, pass)) | 
 |       fatal("Failed to open statistics store"); | 
 |   } else { | 
 |     if (!stats_open_mem(&stream->stats, pass)) | 
 |       fatal("Failed to open statistics store"); | 
 |   } | 
 |  | 
 | #if CONFIG_FP_MB_STATS | 
 |   if (stream->config.fpmb_stats_fn) { | 
 |     if (!stats_open_file(&stream->fpmb_stats, stream->config.fpmb_stats_fn, | 
 |                          pass)) | 
 |       fatal("Failed to open mb statistics store"); | 
 |   } else { | 
 |     if (!stats_open_mem(&stream->fpmb_stats, pass)) | 
 |       fatal("Failed to open mb statistics store"); | 
 |   } | 
 | #endif | 
 |  | 
 |   stream->config.cfg.g_pass = global->passes == 2 | 
 |                                   ? pass ? AOM_RC_LAST_PASS : AOM_RC_FIRST_PASS | 
 |                                   : AOM_RC_ONE_PASS; | 
 |   if (pass) { | 
 |     stream->config.cfg.rc_twopass_stats_in = stats_get(&stream->stats); | 
 | #if CONFIG_FP_MB_STATS | 
 |     stream->config.cfg.rc_firstpass_mb_stats_in = | 
 |         stats_get(&stream->fpmb_stats); | 
 | #endif | 
 |   } | 
 |  | 
 |   stream->cx_time = 0; | 
 |   stream->nbytes = 0; | 
 |   stream->frames_out = 0; | 
 | } | 
 |  | 
 | static void initialize_encoder(struct stream_state *stream, | 
 |                                struct AvxEncoderConfig *global) { | 
 |   int i; | 
 |   int flags = 0; | 
 |  | 
 |   flags |= global->show_psnr ? AOM_CODEC_USE_PSNR : 0; | 
 |   flags |= global->out_part ? AOM_CODEC_USE_OUTPUT_PARTITION : 0; | 
 |   flags |= stream->config.use_16bit_internal ? AOM_CODEC_USE_HIGHBITDEPTH : 0; | 
 |  | 
 |   /* Construct Encoder Context */ | 
 |   aom_codec_enc_init(&stream->encoder, global->codec->codec_interface(), | 
 |                      &stream->config.cfg, flags); | 
 |   ctx_exit_on_error(&stream->encoder, "Failed to initialize encoder"); | 
 |  | 
 |   /* Note that we bypass the aom_codec_control wrapper macro because | 
 |    * we're being clever to store the control IDs in an array. Real | 
 |    * applications will want to make use of the enumerations directly | 
 |    */ | 
 |   for (i = 0; i < stream->config.arg_ctrl_cnt; i++) { | 
 |     int ctrl = stream->config.arg_ctrls[i][0]; | 
 |     int value = stream->config.arg_ctrls[i][1]; | 
 |     if (aom_codec_control_(&stream->encoder, ctrl, value)) | 
 |       fprintf(stderr, "Error: Tried to set control %d = %d\n", ctrl, value); | 
 |  | 
 |     ctx_exit_on_error(&stream->encoder, "Failed to control codec"); | 
 |   } | 
 |   if (stream->config.film_grain_filename) { | 
 |     aom_codec_control_(&stream->encoder, AV1E_SET_FILM_GRAIN_TABLE, | 
 |                        stream->config.film_grain_filename); | 
 |   } | 
 |  | 
 | #if CONFIG_AV1_DECODER | 
 |   if (global->test_decode != TEST_DECODE_OFF) { | 
 |     const AvxInterface *decoder = get_aom_decoder_by_name(global->codec->name); | 
 |     aom_codec_dec_cfg_t cfg = { 0, 0, 0, CONFIG_LOWBITDEPTH, { 1 } }; | 
 |     aom_codec_dec_init(&stream->decoder, decoder->codec_interface(), &cfg, 0); | 
 |  | 
 |     if (strcmp(global->codec->name, "av1") == 0) { | 
 |       aom_codec_control(&stream->decoder, AV1_SET_TILE_MODE, | 
 |                         stream->config.cfg.large_scale_tile); | 
 |       ctx_exit_on_error(&stream->decoder, "Failed to set decode_tile_mode"); | 
 |  | 
 |       aom_codec_control(&stream->decoder, AV1D_SET_IS_ANNEXB, | 
 |                         stream->config.cfg.save_as_annexb); | 
 |       ctx_exit_on_error(&stream->decoder, "Failed to set is_annexb"); | 
 |  | 
 |       aom_codec_control(&stream->decoder, AV1_SET_DECODE_TILE_ROW, -1); | 
 |       ctx_exit_on_error(&stream->decoder, "Failed to set decode_tile_row"); | 
 |  | 
 |       aom_codec_control(&stream->decoder, AV1_SET_DECODE_TILE_COL, -1); | 
 |       ctx_exit_on_error(&stream->decoder, "Failed to set decode_tile_col"); | 
 |     } | 
 |   } | 
 | #endif | 
 | } | 
 |  | 
 | static void encode_frame(struct stream_state *stream, | 
 |                          struct AvxEncoderConfig *global, struct aom_image *img, | 
 |                          unsigned int frames_in) { | 
 |   aom_codec_pts_t frame_start, next_frame_start; | 
 |   struct aom_codec_enc_cfg *cfg = &stream->config.cfg; | 
 |   struct aom_usec_timer timer; | 
 |  | 
 |   frame_start = | 
 |       (cfg->g_timebase.den * (int64_t)(frames_in - 1) * global->framerate.den) / | 
 |       cfg->g_timebase.num / global->framerate.num; | 
 |   next_frame_start = | 
 |       (cfg->g_timebase.den * (int64_t)(frames_in)*global->framerate.den) / | 
 |       cfg->g_timebase.num / global->framerate.num; | 
 |  | 
 |   /* Scale if necessary */ | 
 |   if (img) { | 
 |     if ((img->fmt & AOM_IMG_FMT_HIGHBITDEPTH) && | 
 |         (img->d_w != cfg->g_w || img->d_h != cfg->g_h)) { | 
 |       if (img->fmt != AOM_IMG_FMT_I42016) { | 
 |         fprintf(stderr, "%s can only scale 4:2:0 inputs\n", exec_name); | 
 |         exit(EXIT_FAILURE); | 
 |       } | 
 | #if CONFIG_LIBYUV | 
 |       if (!stream->img) { | 
 |         stream->img = | 
 |             aom_img_alloc(NULL, AOM_IMG_FMT_I42016, cfg->g_w, cfg->g_h, 16); | 
 |       } | 
 |       I420Scale_16( | 
 |           (uint16 *)img->planes[AOM_PLANE_Y], img->stride[AOM_PLANE_Y] / 2, | 
 |           (uint16 *)img->planes[AOM_PLANE_U], img->stride[AOM_PLANE_U] / 2, | 
 |           (uint16 *)img->planes[AOM_PLANE_V], img->stride[AOM_PLANE_V] / 2, | 
 |           img->d_w, img->d_h, (uint16 *)stream->img->planes[AOM_PLANE_Y], | 
 |           stream->img->stride[AOM_PLANE_Y] / 2, | 
 |           (uint16 *)stream->img->planes[AOM_PLANE_U], | 
 |           stream->img->stride[AOM_PLANE_U] / 2, | 
 |           (uint16 *)stream->img->planes[AOM_PLANE_V], | 
 |           stream->img->stride[AOM_PLANE_V] / 2, stream->img->d_w, | 
 |           stream->img->d_h, kFilterBox); | 
 |       img = stream->img; | 
 | #else | 
 |       stream->encoder.err = 1; | 
 |       ctx_exit_on_error(&stream->encoder, | 
 |                         "Stream %d: Failed to encode frame.\n" | 
 |                         "libyuv is required for scaling but is currently " | 
 |                         "disabled.\n" | 
 |                         "Be sure to specify -DCONFIG_LIBYUV=1 when running " | 
 |                         "cmake.\n", | 
 |                         stream->index); | 
 | #endif | 
 |     } | 
 |   } | 
 |   if (img && (img->d_w != cfg->g_w || img->d_h != cfg->g_h)) { | 
 |     if (img->fmt != AOM_IMG_FMT_I420 && img->fmt != AOM_IMG_FMT_YV12) { | 
 |       fprintf(stderr, "%s can only scale 4:2:0 8bpp inputs\n", exec_name); | 
 |       exit(EXIT_FAILURE); | 
 |     } | 
 | #if CONFIG_LIBYUV | 
 |     if (!stream->img) | 
 |       stream->img = | 
 |           aom_img_alloc(NULL, AOM_IMG_FMT_I420, cfg->g_w, cfg->g_h, 16); | 
 |     I420Scale( | 
 |         img->planes[AOM_PLANE_Y], img->stride[AOM_PLANE_Y], | 
 |         img->planes[AOM_PLANE_U], img->stride[AOM_PLANE_U], | 
 |         img->planes[AOM_PLANE_V], img->stride[AOM_PLANE_V], img->d_w, img->d_h, | 
 |         stream->img->planes[AOM_PLANE_Y], stream->img->stride[AOM_PLANE_Y], | 
 |         stream->img->planes[AOM_PLANE_U], stream->img->stride[AOM_PLANE_U], | 
 |         stream->img->planes[AOM_PLANE_V], stream->img->stride[AOM_PLANE_V], | 
 |         stream->img->d_w, stream->img->d_h, kFilterBox); | 
 |     img = stream->img; | 
 | #else | 
 |     stream->encoder.err = 1; | 
 |     ctx_exit_on_error(&stream->encoder, | 
 |                       "Stream %d: Failed to encode frame.\n" | 
 |                       "Scaling disabled in this configuration. \n" | 
 |                       "To enable, configure with --enable-libyuv\n", | 
 |                       stream->index); | 
 | #endif | 
 |   } | 
 |  | 
 |   aom_usec_timer_start(&timer); | 
 |   aom_codec_encode(&stream->encoder, img, frame_start, | 
 |                    (uint32_t)(next_frame_start - frame_start), 0); | 
 |   aom_usec_timer_mark(&timer); | 
 |   stream->cx_time += aom_usec_timer_elapsed(&timer); | 
 |   ctx_exit_on_error(&stream->encoder, "Stream %d: Failed to encode frame", | 
 |                     stream->index); | 
 | } | 
 |  | 
 | static void update_quantizer_histogram(struct stream_state *stream) { | 
 |   if (stream->config.cfg.g_pass != AOM_RC_FIRST_PASS) { | 
 |     int q; | 
 |  | 
 |     aom_codec_control(&stream->encoder, AOME_GET_LAST_QUANTIZER_64, &q); | 
 |     ctx_exit_on_error(&stream->encoder, "Failed to read quantizer"); | 
 |     stream->counts[q]++; | 
 |   } | 
 | } | 
 |  | 
 | static void get_cx_data(struct stream_state *stream, | 
 |                         struct AvxEncoderConfig *global, int *got_data) { | 
 |   const aom_codec_cx_pkt_t *pkt; | 
 |   const struct aom_codec_enc_cfg *cfg = &stream->config.cfg; | 
 |   aom_codec_iter_t iter = NULL; | 
 |  | 
 |   *got_data = 0; | 
 |   while ((pkt = aom_codec_get_cx_data(&stream->encoder, &iter))) { | 
 |     static size_t fsize = 0; | 
 |     static FileOffset ivf_header_pos = 0; | 
 |  | 
 |     switch (pkt->kind) { | 
 |       case AOM_CODEC_CX_FRAME_PKT: | 
 |         if (!(pkt->data.frame.flags & AOM_FRAME_IS_FRAGMENT)) { | 
 |           stream->frames_out++; | 
 |         } | 
 |         if (!global->quiet) | 
 |           fprintf(stderr, " %6luF", (unsigned long)pkt->data.frame.sz); | 
 |  | 
 |         update_rate_histogram(stream->rate_hist, cfg, pkt); | 
 | #if CONFIG_WEBM_IO | 
 |         if (stream->config.write_webm) { | 
 |           write_webm_block(&stream->webm_ctx, cfg, pkt); | 
 |         } | 
 | #endif | 
 |         if (!stream->config.write_webm) { | 
 |           if (stream->config.write_ivf) { | 
 |             if (pkt->data.frame.partition_id <= 0) { | 
 |               ivf_header_pos = ftello(stream->file); | 
 |               fsize = pkt->data.frame.sz; | 
 |  | 
 |               ivf_write_frame_header(stream->file, pkt->data.frame.pts, fsize); | 
 |             } else { | 
 |               fsize += pkt->data.frame.sz; | 
 |  | 
 |               if (!(pkt->data.frame.flags & AOM_FRAME_IS_FRAGMENT)) { | 
 |                 const FileOffset currpos = ftello(stream->file); | 
 |                 fseeko(stream->file, ivf_header_pos, SEEK_SET); | 
 |                 ivf_write_frame_size(stream->file, fsize); | 
 |                 fseeko(stream->file, currpos, SEEK_SET); | 
 |               } | 
 |             } | 
 |           } | 
 |  | 
 |           (void)fwrite(pkt->data.frame.buf, 1, pkt->data.frame.sz, | 
 |                        stream->file); | 
 |         } | 
 |         stream->nbytes += pkt->data.raw.sz; | 
 |  | 
 |         *got_data = 1; | 
 | #if CONFIG_AV1_DECODER | 
 |         if (global->test_decode != TEST_DECODE_OFF && !stream->mismatch_seen) { | 
 |           aom_codec_decode(&stream->decoder, pkt->data.frame.buf, | 
 |                            pkt->data.frame.sz, NULL); | 
 |           if (stream->decoder.err) { | 
 |             warn_or_exit_on_error(&stream->decoder, | 
 |                                   global->test_decode == TEST_DECODE_FATAL, | 
 |                                   "Failed to decode frame %d in stream %d", | 
 |                                   stream->frames_out + 1, stream->index); | 
 |             stream->mismatch_seen = stream->frames_out + 1; | 
 |           } | 
 |         } | 
 | #endif | 
 |         break; | 
 |       case AOM_CODEC_STATS_PKT: | 
 |         stream->frames_out++; | 
 |         stats_write(&stream->stats, pkt->data.twopass_stats.buf, | 
 |                     pkt->data.twopass_stats.sz); | 
 |         stream->nbytes += pkt->data.raw.sz; | 
 |         break; | 
 | #if CONFIG_FP_MB_STATS | 
 |       case AOM_CODEC_FPMB_STATS_PKT: | 
 |         stats_write(&stream->fpmb_stats, pkt->data.firstpass_mb_stats.buf, | 
 |                     pkt->data.firstpass_mb_stats.sz); | 
 |         stream->nbytes += pkt->data.raw.sz; | 
 |         break; | 
 | #endif | 
 |       case AOM_CODEC_PSNR_PKT: | 
 |  | 
 |         if (global->show_psnr) { | 
 |           int i; | 
 |  | 
 |           stream->psnr_sse_total += pkt->data.psnr.sse[0]; | 
 |           stream->psnr_samples_total += pkt->data.psnr.samples[0]; | 
 |           for (i = 0; i < 4; i++) { | 
 |             if (!global->quiet) | 
 |               fprintf(stderr, "%.3f ", pkt->data.psnr.psnr[i]); | 
 |             stream->psnr_totals[i] += pkt->data.psnr.psnr[i]; | 
 |           } | 
 |           stream->psnr_count++; | 
 |         } | 
 |  | 
 |         break; | 
 |       default: break; | 
 |     } | 
 |   } | 
 | } | 
 |  | 
 | static void show_psnr(struct stream_state *stream, double peak, int64_t bps) { | 
 |   int i; | 
 |   double ovpsnr; | 
 |  | 
 |   if (!stream->psnr_count) return; | 
 |  | 
 |   fprintf(stderr, "Stream %d PSNR (Overall/Avg/Y/U/V)", stream->index); | 
 |   ovpsnr = sse_to_psnr((double)stream->psnr_samples_total, peak, | 
 |                        (double)stream->psnr_sse_total); | 
 |   fprintf(stderr, " %.3f", ovpsnr); | 
 |  | 
 |   for (i = 0; i < 4; i++) { | 
 |     fprintf(stderr, " %.3f", stream->psnr_totals[i] / stream->psnr_count); | 
 |   } | 
 |   if (bps > 0) { | 
 |     fprintf(stderr, " %7" PRId64 " bps", bps); | 
 |   } | 
 |   fprintf(stderr, " %7" PRId64 " ms", stream->cx_time / 1000); | 
 |   fprintf(stderr, "\n"); | 
 | } | 
 |  | 
 | static float usec_to_fps(uint64_t usec, unsigned int frames) { | 
 |   return (float)(usec > 0 ? frames * 1000000.0 / (float)usec : 0); | 
 | } | 
 |  | 
 | static void test_decode(struct stream_state *stream, | 
 |                         enum TestDecodeFatality fatal) { | 
 |   aom_image_t enc_img, dec_img; | 
 |  | 
 |   if (stream->mismatch_seen) return; | 
 |  | 
 |   /* Get the internal reference frame */ | 
 |   aom_codec_control(&stream->encoder, AV1_GET_NEW_FRAME_IMAGE, &enc_img); | 
 |   aom_codec_control(&stream->decoder, AV1_GET_NEW_FRAME_IMAGE, &dec_img); | 
 |  | 
 |   if ((enc_img.fmt & AOM_IMG_FMT_HIGHBITDEPTH) != | 
 |       (dec_img.fmt & AOM_IMG_FMT_HIGHBITDEPTH)) { | 
 |     if (enc_img.fmt & AOM_IMG_FMT_HIGHBITDEPTH) { | 
 |       aom_image_t enc_hbd_img; | 
 |       aom_img_alloc(&enc_hbd_img, enc_img.fmt - AOM_IMG_FMT_HIGHBITDEPTH, | 
 |                     enc_img.d_w, enc_img.d_h, 16); | 
 |       aom_img_truncate_16_to_8(&enc_hbd_img, &enc_img); | 
 |       enc_img = enc_hbd_img; | 
 |     } | 
 |     if (dec_img.fmt & AOM_IMG_FMT_HIGHBITDEPTH) { | 
 |       aom_image_t dec_hbd_img; | 
 |       aom_img_alloc(&dec_hbd_img, dec_img.fmt - AOM_IMG_FMT_HIGHBITDEPTH, | 
 |                     dec_img.d_w, dec_img.d_h, 16); | 
 |       aom_img_truncate_16_to_8(&dec_hbd_img, &dec_img); | 
 |       dec_img = dec_hbd_img; | 
 |     } | 
 |   } | 
 |  | 
 |   ctx_exit_on_error(&stream->encoder, "Failed to get encoder reference frame"); | 
 |   ctx_exit_on_error(&stream->decoder, "Failed to get decoder reference frame"); | 
 |  | 
 |   if (!aom_compare_img(&enc_img, &dec_img)) { | 
 |     int y[4], u[4], v[4]; | 
 |     if (enc_img.fmt & AOM_IMG_FMT_HIGHBITDEPTH) { | 
 |       aom_find_mismatch_high(&enc_img, &dec_img, y, u, v); | 
 |     } else { | 
 |       aom_find_mismatch(&enc_img, &dec_img, y, u, v); | 
 |     } | 
 |     stream->decoder.err = 1; | 
 |     warn_or_exit_on_error(&stream->decoder, fatal == TEST_DECODE_FATAL, | 
 |                           "Stream %d: Encode/decode mismatch on frame %d at" | 
 |                           " Y[%d, %d] {%d/%d}," | 
 |                           " U[%d, %d] {%d/%d}," | 
 |                           " V[%d, %d] {%d/%d}", | 
 |                           stream->index, stream->frames_out, y[0], y[1], y[2], | 
 |                           y[3], u[0], u[1], u[2], u[3], v[0], v[1], v[2], v[3]); | 
 |     stream->mismatch_seen = stream->frames_out; | 
 |   } | 
 |  | 
 |   aom_img_free(&enc_img); | 
 |   aom_img_free(&dec_img); | 
 | } | 
 |  | 
 | static void print_time(const char *label, int64_t etl) { | 
 |   int64_t hours; | 
 |   int64_t mins; | 
 |   int64_t secs; | 
 |  | 
 |   if (etl >= 0) { | 
 |     hours = etl / 3600; | 
 |     etl -= hours * 3600; | 
 |     mins = etl / 60; | 
 |     etl -= mins * 60; | 
 |     secs = etl; | 
 |  | 
 |     fprintf(stderr, "[%3s %2" PRId64 ":%02" PRId64 ":%02" PRId64 "] ", label, | 
 |             hours, mins, secs); | 
 |   } else { | 
 |     fprintf(stderr, "[%3s  unknown] ", label); | 
 |   } | 
 | } | 
 |  | 
 | int main(int argc, const char **argv_) { | 
 |   int pass; | 
 |   aom_image_t raw; | 
 |   aom_image_t raw_shift; | 
 |   int allocated_raw_shift = 0; | 
 |   int use_16bit_internal = 0; | 
 |   int input_shift = 0; | 
 |   int frame_avail, got_data; | 
 |  | 
 |   struct AvxInputContext input; | 
 |   struct AvxEncoderConfig global; | 
 |   struct stream_state *streams = NULL; | 
 |   char **argv, **argi; | 
 |   uint64_t cx_time = 0; | 
 |   int stream_cnt = 0; | 
 |   int res = 0; | 
 |   int profile_updated = 0; | 
 |  | 
 |   memset(&input, 0, sizeof(input)); | 
 |   exec_name = argv_[0]; | 
 |  | 
 |   /* Setup default input stream settings */ | 
 |   input.framerate.numerator = 30; | 
 |   input.framerate.denominator = 1; | 
 |   input.only_i420 = 1; | 
 |   input.bit_depth = 0; | 
 |  | 
 |   /* First parse the global configuration values, because we want to apply | 
 |    * other parameters on top of the default configuration provided by the | 
 |    * codec. | 
 |    */ | 
 |   argv = argv_dup(argc - 1, argv_ + 1); | 
 |   parse_global_config(&global, &argc, &argv); | 
 |  | 
 | #if CONFIG_FILEOPTIONS | 
 |   if (argc < 2) usage_exit(); | 
 | #else | 
 |   if (argc < 3) usage_exit(); | 
 | #endif | 
 |  | 
 |   switch (global.color_type) { | 
 |     case I420: input.fmt = AOM_IMG_FMT_I420; break; | 
 |     case I422: input.fmt = AOM_IMG_FMT_I422; break; | 
 |     case I444: input.fmt = AOM_IMG_FMT_I444; break; | 
 |     case YV12: input.fmt = AOM_IMG_FMT_YV12; break; | 
 |   } | 
 |  | 
 |   { | 
 |     /* Now parse each stream's parameters. Using a local scope here | 
 |      * due to the use of 'stream' as loop variable in FOREACH_STREAM | 
 |      * loops | 
 |      */ | 
 |     struct stream_state *stream = NULL; | 
 |  | 
 |     do { | 
 |       stream = new_stream(&global, stream); | 
 |       stream_cnt++; | 
 |       if (!streams) streams = stream; | 
 |     } while (parse_stream_params(&global, stream, argv)); | 
 |   } | 
 |  | 
 |   /* Check for unrecognized options */ | 
 |   for (argi = argv; *argi; argi++) | 
 |     if (argi[0][0] == '-' && argi[0][1]) | 
 |       die("Error: Unrecognized option %s\n", *argi); | 
 |  | 
 |   FOREACH_STREAM(stream, streams) { | 
 |     check_encoder_config(global.disable_warning_prompt, &global, | 
 |                          &stream->config.cfg); | 
 |   } | 
 |  | 
 |   /* Handle non-option arguments */ | 
 |   input.filename = argv[0]; | 
 |  | 
 |   if (!input.filename) { | 
 |     fprintf(stderr, "No input file specified!\n"); | 
 |     usage_exit(); | 
 |   } | 
 |  | 
 |   /* Decide if other chroma subsamplings than 4:2:0 are supported */ | 
 |   if (global.codec->fourcc == AV1_FOURCC) input.only_i420 = 0; | 
 |  | 
 |   for (pass = global.pass ? global.pass - 1 : 0; pass < global.passes; pass++) { | 
 |     int frames_in = 0, seen_frames = 0; | 
 |     int64_t estimated_time_left = -1; | 
 |     int64_t average_rate = -1; | 
 |     int64_t lagged_count = 0; | 
 |  | 
 |     open_input_file(&input); | 
 |  | 
 |     /* If the input file doesn't specify its w/h (raw files), try to get | 
 |      * the data from the first stream's configuration. | 
 |      */ | 
 |     if (!input.width || !input.height) { | 
 |       FOREACH_STREAM(stream, streams) { | 
 |         if (stream->config.cfg.g_w && stream->config.cfg.g_h) { | 
 |           input.width = stream->config.cfg.g_w; | 
 |           input.height = stream->config.cfg.g_h; | 
 |           break; | 
 |         } | 
 |       }; | 
 |     } | 
 |  | 
 |     /* Update stream configurations from the input file's parameters */ | 
 |     if (!input.width || !input.height) | 
 |       fatal( | 
 |           "Specify stream dimensions with --width (-w) " | 
 |           " and --height (-h)"); | 
 |  | 
 |     /* If input file does not specify bit-depth but input-bit-depth parameter | 
 |      * exists, assume that to be the input bit-depth. However, if the | 
 |      * input-bit-depth paramter does not exist, assume the input bit-depth | 
 |      * to be the same as the codec bit-depth. | 
 |      */ | 
 |     if (!input.bit_depth) { | 
 |       FOREACH_STREAM(stream, streams) { | 
 |         if (stream->config.cfg.g_input_bit_depth) | 
 |           input.bit_depth = stream->config.cfg.g_input_bit_depth; | 
 |         else | 
 |           input.bit_depth = stream->config.cfg.g_input_bit_depth = | 
 |               (int)stream->config.cfg.g_bit_depth; | 
 |       } | 
 |       if (input.bit_depth > 8) input.fmt |= AOM_IMG_FMT_HIGHBITDEPTH; | 
 |     } else { | 
 |       FOREACH_STREAM(stream, streams) { | 
 |         stream->config.cfg.g_input_bit_depth = input.bit_depth; | 
 |       } | 
 |     } | 
 |  | 
 |     FOREACH_STREAM(stream, streams) { | 
 |       if (input.fmt != AOM_IMG_FMT_I420 && input.fmt != AOM_IMG_FMT_I42016) { | 
 |         /* Automatically upgrade if input is non-4:2:0 but a 4:2:0 profile | 
 |            was selected. */ | 
 |         switch (stream->config.cfg.g_profile) { | 
 |           case 0: | 
 |             if (input.bit_depth < 12 && (input.fmt == AOM_IMG_FMT_I444 || | 
 |                                          input.fmt == AOM_IMG_FMT_I44416)) { | 
 |               if (!stream->config.cfg.monochrome) { | 
 |                 stream->config.cfg.g_profile = 1; | 
 |                 profile_updated = 1; | 
 |               } | 
 |             } else if (input.bit_depth == 12 || input.fmt == AOM_IMG_FMT_I422 || | 
 |                        input.fmt == AOM_IMG_FMT_I42216) { | 
 |               stream->config.cfg.g_profile = 2; | 
 |               profile_updated = 1; | 
 |             } | 
 |             break; | 
 |           case 1: | 
 |             if (input.bit_depth == 12 || input.fmt == AOM_IMG_FMT_I422 || | 
 |                 input.fmt == AOM_IMG_FMT_I42216) { | 
 |               stream->config.cfg.g_profile = 2; | 
 |               profile_updated = 1; | 
 |             } else if (input.bit_depth < 12 && | 
 |                        (input.fmt == AOM_IMG_FMT_I420 || | 
 |                         input.fmt == AOM_IMG_FMT_I42016)) { | 
 |               stream->config.cfg.g_profile = 0; | 
 |               profile_updated = 1; | 
 |             } | 
 |             break; | 
 |           case 2: | 
 |             if (input.bit_depth < 12 && (input.fmt == AOM_IMG_FMT_I444 || | 
 |                                          input.fmt == AOM_IMG_FMT_I44416)) { | 
 |               stream->config.cfg.g_profile = 1; | 
 |               profile_updated = 1; | 
 |             } else if (input.bit_depth < 12 && | 
 |                        (input.fmt == AOM_IMG_FMT_I420 || | 
 |                         input.fmt == AOM_IMG_FMT_I42016)) { | 
 |               stream->config.cfg.g_profile = 0; | 
 |               profile_updated = 1; | 
 |             } | 
 |             break; | 
 |           default: break; | 
 |         } | 
 |       } | 
 |       /* Automatically set the codec bit depth to match the input bit depth. | 
 |        * Upgrade the profile if required. */ | 
 |       if (stream->config.cfg.g_input_bit_depth > | 
 |           (unsigned int)stream->config.cfg.g_bit_depth) { | 
 |         stream->config.cfg.g_bit_depth = stream->config.cfg.g_input_bit_depth; | 
 |       } | 
 |       if (stream->config.cfg.g_bit_depth > 10) { | 
 |         switch (stream->config.cfg.g_profile) { | 
 |           case 0: | 
 |           case 1: | 
 |             stream->config.cfg.g_profile = 2; | 
 |             profile_updated = 1; | 
 |             break; | 
 |           default: break; | 
 |         } | 
 |       } | 
 |       if (stream->config.cfg.g_bit_depth > 8) { | 
 |         stream->config.use_16bit_internal = 1; | 
 |       } | 
 |       if (profile_updated && !global.quiet) { | 
 |         fprintf(stderr, | 
 |                 "Warning: automatically updating to profile %d to " | 
 |                 "match input format.\n", | 
 |                 stream->config.cfg.g_profile); | 
 |       } | 
 |       /* Set limit */ | 
 |       stream->config.cfg.g_limit = global.limit; | 
 |     } | 
 |  | 
 |     FOREACH_STREAM(stream, streams) { | 
 |       set_stream_dimensions(stream, input.width, input.height); | 
 |     } | 
 |     FOREACH_STREAM(stream, streams) { validate_stream_config(stream, &global); } | 
 |  | 
 |     /* Ensure that --passes and --pass are consistent. If --pass is set and | 
 |      * --passes=2, ensure --fpf was set. | 
 |      */ | 
 |     if (global.pass && global.passes == 2) { | 
 |       FOREACH_STREAM(stream, streams) { | 
 |         if (!stream->config.stats_fn) | 
 |           die("Stream %d: Must specify --fpf when --pass=%d" | 
 |               " and --passes=2\n", | 
 |               stream->index, global.pass); | 
 |       } | 
 |     } | 
 |  | 
 | #if !CONFIG_WEBM_IO | 
 |     FOREACH_STREAM(stream, streams) { | 
 |       if (stream->config.write_webm) { | 
 |         stream->config.write_webm = 0; | 
 |         stream->config.write_ivf = 0; | 
 |         warn("aomenc compiled w/o WebM support. Writing OBU stream."); | 
 |       } | 
 |     } | 
 | #endif | 
 |  | 
 |     /* Use the frame rate from the file only if none was specified | 
 |      * on the command-line. | 
 |      */ | 
 |     if (!global.have_framerate) { | 
 |       global.framerate.num = input.framerate.numerator; | 
 |       global.framerate.den = input.framerate.denominator; | 
 |     } | 
 |     FOREACH_STREAM(stream, streams) { | 
 |       stream->config.cfg.g_timebase.den = global.framerate.num; | 
 |       stream->config.cfg.g_timebase.num = global.framerate.den; | 
 |     } | 
 |     /* Show configuration */ | 
 |     if (global.verbose && pass == 0) { | 
 |       FOREACH_STREAM(stream, streams) { | 
 |         show_stream_config(stream, &global, &input); | 
 |       } | 
 |     } | 
 |  | 
 |     if (pass == (global.pass ? global.pass - 1 : 0)) { | 
 |       if (input.file_type == FILE_TYPE_Y4M) | 
 |         /*The Y4M reader does its own allocation. | 
 |           Just initialize this here to avoid problems if we never read any | 
 |           frames.*/ | 
 |         memset(&raw, 0, sizeof(raw)); | 
 |       else | 
 |         aom_img_alloc(&raw, input.fmt, input.width, input.height, 32); | 
 |  | 
 |       FOREACH_STREAM(stream, streams) { | 
 |         stream->rate_hist = | 
 |             init_rate_histogram(&stream->config.cfg, &global.framerate); | 
 |       } | 
 |     } | 
 |  | 
 |     FOREACH_STREAM(stream, streams) { setup_pass(stream, &global, pass); } | 
 |     FOREACH_STREAM(stream, streams) { | 
 |       open_output_file(stream, &global, &input.pixel_aspect_ratio); | 
 |     } | 
 |     FOREACH_STREAM(stream, streams) { initialize_encoder(stream, &global); } | 
 |     if (strcmp(global.codec->name, "av1") == 0 || | 
 |         strcmp(global.codec->name, "av1") == 0) { | 
 |       // Check to see if at least one stream uses 16 bit internal. | 
 |       // Currently assume that the bit_depths for all streams using | 
 |       // highbitdepth are the same. | 
 |       FOREACH_STREAM(stream, streams) { | 
 |         if (stream->config.use_16bit_internal) { | 
 |           use_16bit_internal = 1; | 
 |         } | 
 |         input_shift = (int)stream->config.cfg.g_bit_depth - | 
 |                       stream->config.cfg.g_input_bit_depth; | 
 |       }; | 
 |     } | 
 |  | 
 |     frame_avail = 1; | 
 |     got_data = 0; | 
 |  | 
 |     while (frame_avail || got_data) { | 
 |       struct aom_usec_timer timer; | 
 |  | 
 |       if (!global.limit || frames_in < global.limit) { | 
 |         frame_avail = read_frame(&input, &raw); | 
 |  | 
 |         if (frame_avail) frames_in++; | 
 |         seen_frames = | 
 |             frames_in > global.skip_frames ? frames_in - global.skip_frames : 0; | 
 |  | 
 |         if (!global.quiet) { | 
 |           float fps = usec_to_fps(cx_time, seen_frames); | 
 |           fprintf(stderr, "\rPass %d/%d ", pass + 1, global.passes); | 
 |  | 
 |           if (stream_cnt == 1) | 
 |             fprintf(stderr, "frame %4d/%-4d %7" PRId64 "B ", frames_in, | 
 |                     streams->frames_out, (int64_t)streams->nbytes); | 
 |           else | 
 |             fprintf(stderr, "frame %4d ", frames_in); | 
 |  | 
 |           fprintf(stderr, "%7" PRId64 " %s %.2f %s ", | 
 |                   cx_time > 9999999 ? cx_time / 1000 : cx_time, | 
 |                   cx_time > 9999999 ? "ms" : "us", fps >= 1.0 ? fps : fps * 60, | 
 |                   fps >= 1.0 ? "fps" : "fpm"); | 
 |           print_time("ETA", estimated_time_left); | 
 |         } | 
 |  | 
 |       } else { | 
 |         frame_avail = 0; | 
 |       } | 
 |  | 
 |       if (frames_in > global.skip_frames) { | 
 |         aom_image_t *frame_to_encode; | 
 |         if (input_shift || (use_16bit_internal && input.bit_depth == 8)) { | 
 |           assert(use_16bit_internal); | 
 |           // Input bit depth and stream bit depth do not match, so up | 
 |           // shift frame to stream bit depth | 
 |           if (!allocated_raw_shift) { | 
 |             aom_img_alloc(&raw_shift, raw.fmt | AOM_IMG_FMT_HIGHBITDEPTH, | 
 |                           input.width, input.height, 32); | 
 |             allocated_raw_shift = 1; | 
 |           } | 
 |           aom_img_upshift(&raw_shift, &raw, input_shift); | 
 |           frame_to_encode = &raw_shift; | 
 |         } else { | 
 |           frame_to_encode = &raw; | 
 |         } | 
 |         aom_usec_timer_start(&timer); | 
 |         if (use_16bit_internal) { | 
 |           assert(frame_to_encode->fmt & AOM_IMG_FMT_HIGHBITDEPTH); | 
 |           FOREACH_STREAM(stream, streams) { | 
 |             if (stream->config.use_16bit_internal) | 
 |               encode_frame(stream, &global, | 
 |                            frame_avail ? frame_to_encode : NULL, frames_in); | 
 |             else | 
 |               assert(0); | 
 |           }; | 
 |         } else { | 
 |           assert((frame_to_encode->fmt & AOM_IMG_FMT_HIGHBITDEPTH) == 0); | 
 |           FOREACH_STREAM(stream, streams) { | 
 |             encode_frame(stream, &global, frame_avail ? frame_to_encode : NULL, | 
 |                          frames_in); | 
 |           } | 
 |         } | 
 |         aom_usec_timer_mark(&timer); | 
 |         cx_time += aom_usec_timer_elapsed(&timer); | 
 |  | 
 |         FOREACH_STREAM(stream, streams) { update_quantizer_histogram(stream); } | 
 |  | 
 |         got_data = 0; | 
 |         FOREACH_STREAM(stream, streams) { | 
 |           get_cx_data(stream, &global, &got_data); | 
 |         } | 
 |  | 
 |         if (!got_data && input.length && streams != NULL && | 
 |             !streams->frames_out) { | 
 |           lagged_count = global.limit ? seen_frames : ftello(input.file); | 
 |         } else if (input.length) { | 
 |           int64_t remaining; | 
 |           int64_t rate; | 
 |  | 
 |           if (global.limit) { | 
 |             const int64_t frame_in_lagged = (seen_frames - lagged_count) * 1000; | 
 |  | 
 |             rate = cx_time ? frame_in_lagged * (int64_t)1000000 / cx_time : 0; | 
 |             remaining = 1000 * (global.limit - global.skip_frames - | 
 |                                 seen_frames + lagged_count); | 
 |           } else { | 
 |             const int64_t input_pos = ftello(input.file); | 
 |             const int64_t input_pos_lagged = input_pos - lagged_count; | 
 |             const int64_t input_limit = input.length; | 
 |  | 
 |             rate = cx_time ? input_pos_lagged * (int64_t)1000000 / cx_time : 0; | 
 |             remaining = input_limit - input_pos + lagged_count; | 
 |           } | 
 |  | 
 |           average_rate = | 
 |               (average_rate <= 0) ? rate : (average_rate * 7 + rate) / 8; | 
 |           estimated_time_left = average_rate ? remaining / average_rate : -1; | 
 |         } | 
 |  | 
 |         if (got_data && global.test_decode != TEST_DECODE_OFF) { | 
 |           FOREACH_STREAM(stream, streams) { | 
 |             test_decode(stream, global.test_decode); | 
 |           } | 
 |         } | 
 |       } | 
 |  | 
 |       fflush(stdout); | 
 |       if (!global.quiet) fprintf(stderr, "\033[K"); | 
 |     } | 
 |  | 
 |     if (stream_cnt > 1) fprintf(stderr, "\n"); | 
 |  | 
 |     if (!global.quiet) { | 
 |       FOREACH_STREAM(stream, streams) { | 
 |         const int64_t bpf = | 
 |             seen_frames ? (int64_t)(stream->nbytes * 8 / seen_frames) : 0; | 
 |         const int64_t bps = bpf * global.framerate.num / global.framerate.den; | 
 |         fprintf(stderr, | 
 |                 "\rPass %d/%d frame %4d/%-4d %7" PRId64 "B %7" PRId64 | 
 |                 "b/f %7" PRId64 | 
 |                 "b/s" | 
 |                 " %7" PRId64 " %s (%.2f fps)\033[K\n", | 
 |                 pass + 1, global.passes, frames_in, stream->frames_out, | 
 |                 (int64_t)stream->nbytes, bpf, bps, | 
 |                 stream->cx_time > 9999999 ? stream->cx_time / 1000 | 
 |                                           : stream->cx_time, | 
 |                 stream->cx_time > 9999999 ? "ms" : "us", | 
 |                 usec_to_fps(stream->cx_time, seen_frames)); | 
 |       } | 
 |     } | 
 |  | 
 |     if (global.show_psnr) { | 
 |       if (global.codec->fourcc == AV1_FOURCC) { | 
 |         FOREACH_STREAM(stream, streams) { | 
 |           int64_t bps = 0; | 
 |           if (stream->psnr_count && seen_frames && global.framerate.den) { | 
 |             bps = (int64_t)stream->nbytes * 8 * (int64_t)global.framerate.num / | 
 |                   global.framerate.den / seen_frames; | 
 |           } | 
 |           show_psnr(stream, (1 << stream->config.cfg.g_input_bit_depth) - 1, | 
 |                     bps); | 
 |         } | 
 |       } else { | 
 |         FOREACH_STREAM(stream, streams) { show_psnr(stream, 255.0, 0); } | 
 |       } | 
 |     } | 
 |  | 
 |     FOREACH_STREAM(stream, streams) { aom_codec_destroy(&stream->encoder); } | 
 |  | 
 |     if (global.test_decode != TEST_DECODE_OFF) { | 
 |       FOREACH_STREAM(stream, streams) { aom_codec_destroy(&stream->decoder); } | 
 |     } | 
 |  | 
 |     close_input_file(&input); | 
 |  | 
 |     if (global.test_decode == TEST_DECODE_FATAL) { | 
 |       FOREACH_STREAM(stream, streams) { res |= stream->mismatch_seen; } | 
 |     } | 
 |     FOREACH_STREAM(stream, streams) { | 
 |       close_output_file(stream, global.codec->fourcc); | 
 |     } | 
 |  | 
 |     FOREACH_STREAM(stream, streams) { | 
 |       stats_close(&stream->stats, global.passes - 1); | 
 |     } | 
 |  | 
 | #if CONFIG_FP_MB_STATS | 
 |     FOREACH_STREAM(stream, streams) { | 
 |       stats_close(&stream->fpmb_stats, global.passes - 1); | 
 |     } | 
 | #endif | 
 |  | 
 |     if (global.pass) break; | 
 |   } | 
 |  | 
 |   if (global.show_q_hist_buckets) { | 
 |     FOREACH_STREAM(stream, streams) { | 
 |       show_q_histogram(stream->counts, global.show_q_hist_buckets); | 
 |     } | 
 |   } | 
 |  | 
 |   if (global.show_rate_hist_buckets) { | 
 |     FOREACH_STREAM(stream, streams) { | 
 |       show_rate_histogram(stream->rate_hist, &stream->config.cfg, | 
 |                           global.show_rate_hist_buckets); | 
 |     } | 
 |   } | 
 |   FOREACH_STREAM(stream, streams) { destroy_rate_histogram(stream->rate_hist); } | 
 |  | 
 | #if CONFIG_INTERNAL_STATS | 
 |   /* TODO(jkoleszar): This doesn't belong in this executable. Do it for now, | 
 |    * to match some existing utilities. | 
 |    */ | 
 |   if (!(global.pass == 1 && global.passes == 2)) { | 
 |     FOREACH_STREAM(stream, streams) { | 
 |       FILE *f = fopen("opsnr.stt", "a"); | 
 |       if (stream->mismatch_seen) { | 
 |         fprintf(f, "First mismatch occurred in frame %d\n", | 
 |                 stream->mismatch_seen); | 
 |       } else { | 
 |         fprintf(f, "No mismatch detected in recon buffers\n"); | 
 |       } | 
 |       fclose(f); | 
 |     } | 
 |   } | 
 | #endif | 
 |  | 
 |   if (allocated_raw_shift) aom_img_free(&raw_shift); | 
 |   aom_img_free(&raw); | 
 |   free(argv); | 
 |   free(streams); | 
 |   return res ? EXIT_FAILURE : EXIT_SUCCESS; | 
 | } |