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      1 /*
      2  *  Copyright (c) 2010 The WebM project authors. All Rights Reserved.
      3  *
      4  *  Use of this source code is governed by a BSD-style license
      5  *  that can be found in the LICENSE file in the root of the source
      6  *  tree. An additional intellectual property rights grant can be found
      7  *  in the file PATENTS.  All contributing project authors may
      8  *  be found in the AUTHORS file in the root of the source tree.
      9  */
     10 
     11 #include "./vpxenc.h"
     12 #include "./vpx_config.h"
     13 
     14 #include <assert.h>
     15 #include <limits.h>
     16 #include <math.h>
     17 #include <stdarg.h>
     18 #include <stdio.h>
     19 #include <stdlib.h>
     20 #include <string.h>
     21 
     22 #if CONFIG_LIBYUV
     23 #include "third_party/libyuv/include/libyuv/scale.h"
     24 #endif
     25 
     26 #include "vpx/vpx_encoder.h"
     27 #if CONFIG_DECODERS
     28 #include "vpx/vpx_decoder.h"
     29 #endif
     30 
     31 #include "./args.h"
     32 #include "./ivfenc.h"
     33 #include "./tools_common.h"
     34 
     35 #if CONFIG_VP8_ENCODER || CONFIG_VP9_ENCODER
     36 #include "vpx/vp8cx.h"
     37 #endif
     38 #if CONFIG_VP8_DECODER || CONFIG_VP9_DECODER
     39 #include "vpx/vp8dx.h"
     40 #endif
     41 
     42 #include "vpx/vpx_integer.h"
     43 #include "vpx_ports/mem_ops.h"
     44 #include "vpx_ports/vpx_timer.h"
     45 #include "./rate_hist.h"
     46 #include "./vpxstats.h"
     47 #include "./warnings.h"
     48 #if CONFIG_WEBM_IO
     49 #include "./webmenc.h"
     50 #endif
     51 #include "./y4minput.h"
     52 
     53 /* Swallow warnings about unused results of fread/fwrite */
     54 static size_t wrap_fread(void *ptr, size_t size, size_t nmemb, FILE *stream) {
     55   return fread(ptr, size, nmemb, stream);
     56 }
     57 #define fread wrap_fread
     58 
     59 static size_t wrap_fwrite(const void *ptr, size_t size, size_t nmemb,
     60                           FILE *stream) {
     61   return fwrite(ptr, size, nmemb, stream);
     62 }
     63 #define fwrite wrap_fwrite
     64 
     65 static const char *exec_name;
     66 
     67 static void warn_or_exit_on_errorv(vpx_codec_ctx_t *ctx, int fatal,
     68                                    const char *s, va_list ap) {
     69   if (ctx->err) {
     70     const char *detail = vpx_codec_error_detail(ctx);
     71 
     72     vfprintf(stderr, s, ap);
     73     fprintf(stderr, ": %s\n", vpx_codec_error(ctx));
     74 
     75     if (detail) fprintf(stderr, "    %s\n", detail);
     76 
     77     if (fatal) exit(EXIT_FAILURE);
     78   }
     79 }
     80 
     81 static void ctx_exit_on_error(vpx_codec_ctx_t *ctx, const char *s, ...) {
     82   va_list ap;
     83 
     84   va_start(ap, s);
     85   warn_or_exit_on_errorv(ctx, 1, s, ap);
     86   va_end(ap);
     87 }
     88 
     89 static void warn_or_exit_on_error(vpx_codec_ctx_t *ctx, int fatal,
     90                                   const char *s, ...) {
     91   va_list ap;
     92 
     93   va_start(ap, s);
     94   warn_or_exit_on_errorv(ctx, fatal, s, ap);
     95   va_end(ap);
     96 }
     97 
     98 static int read_frame(struct VpxInputContext *input_ctx, vpx_image_t *img) {
     99   FILE *f = input_ctx->file;
    100   y4m_input *y4m = &input_ctx->y4m;
    101   int shortread = 0;
    102 
    103   if (input_ctx->file_type == FILE_TYPE_Y4M) {
    104     if (y4m_input_fetch_frame(y4m, f, img) < 1) return 0;
    105   } else {
    106     shortread = read_yuv_frame(input_ctx, img);
    107   }
    108 
    109   return !shortread;
    110 }
    111 
    112 static int file_is_y4m(const char detect[4]) {
    113   if (memcmp(detect, "YUV4", 4) == 0) {
    114     return 1;
    115   }
    116   return 0;
    117 }
    118 
    119 static int fourcc_is_ivf(const char detect[4]) {
    120   if (memcmp(detect, "DKIF", 4) == 0) {
    121     return 1;
    122   }
    123   return 0;
    124 }
    125 
    126 static const arg_def_t debugmode =
    127     ARG_DEF("D", "debug", 0, "Debug mode (makes output deterministic)");
    128 static const arg_def_t outputfile =
    129     ARG_DEF("o", "output", 1, "Output filename");
    130 static const arg_def_t use_yv12 =
    131     ARG_DEF(NULL, "yv12", 0, "Input file is YV12 ");
    132 static const arg_def_t use_i420 =
    133     ARG_DEF(NULL, "i420", 0, "Input file is I420 (default)");
    134 static const arg_def_t use_i422 =
    135     ARG_DEF(NULL, "i422", 0, "Input file is I422");
    136 static const arg_def_t use_i444 =
    137     ARG_DEF(NULL, "i444", 0, "Input file is I444");
    138 static const arg_def_t use_i440 =
    139     ARG_DEF(NULL, "i440", 0, "Input file is I440");
    140 static const arg_def_t codecarg = ARG_DEF(NULL, "codec", 1, "Codec to use");
    141 static const arg_def_t passes =
    142     ARG_DEF("p", "passes", 1, "Number of passes (1/2)");
    143 static const arg_def_t pass_arg =
    144     ARG_DEF(NULL, "pass", 1, "Pass to execute (1/2)");
    145 static const arg_def_t fpf_name =
    146     ARG_DEF(NULL, "fpf", 1, "First pass statistics file name");
    147 #if CONFIG_FP_MB_STATS
    148 static const arg_def_t fpmbf_name =
    149     ARG_DEF(NULL, "fpmbf", 1, "First pass block statistics file name");
    150 #endif
    151 static const arg_def_t limit =
    152     ARG_DEF(NULL, "limit", 1, "Stop encoding after n input frames");
    153 static const arg_def_t skip =
    154     ARG_DEF(NULL, "skip", 1, "Skip the first n input frames");
    155 static const arg_def_t deadline =
    156     ARG_DEF("d", "deadline", 1, "Deadline per frame (usec)");
    157 static const arg_def_t best_dl =
    158     ARG_DEF(NULL, "best", 0, "Use Best Quality Deadline");
    159 static const arg_def_t good_dl =
    160     ARG_DEF(NULL, "good", 0, "Use Good Quality Deadline");
    161 static const arg_def_t rt_dl =
    162     ARG_DEF(NULL, "rt", 0, "Use Realtime Quality Deadline");
    163 static const arg_def_t quietarg =
    164     ARG_DEF("q", "quiet", 0, "Do not print encode progress");
    165 static const arg_def_t verbosearg =
    166     ARG_DEF("v", "verbose", 0, "Show encoder parameters");
    167 static const arg_def_t psnrarg =
    168     ARG_DEF(NULL, "psnr", 0, "Show PSNR in status line");
    169 
    170 static const struct arg_enum_list test_decode_enum[] = {
    171   { "off", TEST_DECODE_OFF },
    172   { "fatal", TEST_DECODE_FATAL },
    173   { "warn", TEST_DECODE_WARN },
    174   { NULL, 0 }
    175 };
    176 static const arg_def_t recontest = ARG_DEF_ENUM(
    177     NULL, "test-decode", 1, "Test encode/decode mismatch", test_decode_enum);
    178 static const arg_def_t framerate =
    179     ARG_DEF(NULL, "fps", 1, "Stream frame rate (rate/scale)");
    180 static const arg_def_t use_webm =
    181     ARG_DEF(NULL, "webm", 0, "Output WebM (default when WebM IO is enabled)");
    182 static const arg_def_t use_ivf = ARG_DEF(NULL, "ivf", 0, "Output IVF");
    183 static const arg_def_t out_part =
    184     ARG_DEF("P", "output-partitions", 0,
    185             "Makes encoder output partitions. Requires IVF output!");
    186 static const arg_def_t q_hist_n =
    187     ARG_DEF(NULL, "q-hist", 1, "Show quantizer histogram (n-buckets)");
    188 static const arg_def_t rate_hist_n =
    189     ARG_DEF(NULL, "rate-hist", 1, "Show rate histogram (n-buckets)");
    190 static const arg_def_t disable_warnings =
    191     ARG_DEF(NULL, "disable-warnings", 0,
    192             "Disable warnings about potentially incorrect encode settings.");
    193 static const arg_def_t disable_warning_prompt =
    194     ARG_DEF("y", "disable-warning-prompt", 0,
    195             "Display warnings, but do not prompt user to continue.");
    196 
    197 #if CONFIG_VP9_HIGHBITDEPTH
    198 static const arg_def_t test16bitinternalarg = ARG_DEF(
    199     NULL, "test-16bit-internal", 0, "Force use of 16 bit internal buffer");
    200 #endif
    201 
    202 static const arg_def_t *main_args[] = { &debugmode,
    203                                         &outputfile,
    204                                         &codecarg,
    205                                         &passes,
    206                                         &pass_arg,
    207                                         &fpf_name,
    208                                         &limit,
    209                                         &skip,
    210                                         &deadline,
    211                                         &best_dl,
    212                                         &good_dl,
    213                                         &rt_dl,
    214                                         &quietarg,
    215                                         &verbosearg,
    216                                         &psnrarg,
    217                                         &use_webm,
    218                                         &use_ivf,
    219                                         &out_part,
    220                                         &q_hist_n,
    221                                         &rate_hist_n,
    222                                         &disable_warnings,
    223                                         &disable_warning_prompt,
    224                                         &recontest,
    225                                         NULL };
    226 
    227 static const arg_def_t usage =
    228     ARG_DEF("u", "usage", 1, "Usage profile number to use");
    229 static const arg_def_t threads =
    230     ARG_DEF("t", "threads", 1, "Max number of threads to use");
    231 static const arg_def_t profile =
    232     ARG_DEF(NULL, "profile", 1, "Bitstream profile number to use");
    233 static const arg_def_t width = ARG_DEF("w", "width", 1, "Frame width");
    234 static const arg_def_t height = ARG_DEF("h", "height", 1, "Frame height");
    235 #if CONFIG_WEBM_IO
    236 static const struct arg_enum_list stereo_mode_enum[] = {
    237   { "mono", STEREO_FORMAT_MONO },
    238   { "left-right", STEREO_FORMAT_LEFT_RIGHT },
    239   { "bottom-top", STEREO_FORMAT_BOTTOM_TOP },
    240   { "top-bottom", STEREO_FORMAT_TOP_BOTTOM },
    241   { "right-left", STEREO_FORMAT_RIGHT_LEFT },
    242   { NULL, 0 }
    243 };
    244 static const arg_def_t stereo_mode = ARG_DEF_ENUM(
    245     NULL, "stereo-mode", 1, "Stereo 3D video format", stereo_mode_enum);
    246 #endif
    247 static const arg_def_t timebase = ARG_DEF(
    248     NULL, "timebase", 1, "Output timestamp precision (fractional seconds)");
    249 static const arg_def_t error_resilient =
    250     ARG_DEF(NULL, "error-resilient", 1, "Enable error resiliency features");
    251 static const arg_def_t lag_in_frames =
    252     ARG_DEF(NULL, "lag-in-frames", 1, "Max number of frames to lag");
    253 
    254 static const arg_def_t *global_args[] = { &use_yv12,
    255                                           &use_i420,
    256                                           &use_i422,
    257                                           &use_i444,
    258                                           &use_i440,
    259                                           &usage,
    260                                           &threads,
    261                                           &profile,
    262                                           &width,
    263                                           &height,
    264 #if CONFIG_WEBM_IO
    265                                           &stereo_mode,
    266 #endif
    267                                           &timebase,
    268                                           &framerate,
    269                                           &error_resilient,
    270 #if CONFIG_VP9_HIGHBITDEPTH
    271                                           &test16bitinternalarg,
    272 #endif
    273                                           &lag_in_frames,
    274                                           NULL };
    275 
    276 static const arg_def_t dropframe_thresh =
    277     ARG_DEF(NULL, "drop-frame", 1, "Temporal resampling threshold (buf %)");
    278 static const arg_def_t resize_allowed =
    279     ARG_DEF(NULL, "resize-allowed", 1, "Spatial resampling enabled (bool)");
    280 static const arg_def_t resize_width =
    281     ARG_DEF(NULL, "resize-width", 1, "Width of encoded frame");
    282 static const arg_def_t resize_height =
    283     ARG_DEF(NULL, "resize-height", 1, "Height of encoded frame");
    284 static const arg_def_t resize_up_thresh =
    285     ARG_DEF(NULL, "resize-up", 1, "Upscale threshold (buf %)");
    286 static const arg_def_t resize_down_thresh =
    287     ARG_DEF(NULL, "resize-down", 1, "Downscale threshold (buf %)");
    288 static const struct arg_enum_list end_usage_enum[] = { { "vbr", VPX_VBR },
    289                                                        { "cbr", VPX_CBR },
    290                                                        { "cq", VPX_CQ },
    291                                                        { "q", VPX_Q },
    292                                                        { NULL, 0 } };
    293 static const arg_def_t end_usage =
    294     ARG_DEF_ENUM(NULL, "end-usage", 1, "Rate control mode", end_usage_enum);
    295 static const arg_def_t target_bitrate =
    296     ARG_DEF(NULL, "target-bitrate", 1, "Bitrate (kbps)");
    297 static const arg_def_t min_quantizer =
    298     ARG_DEF(NULL, "min-q", 1, "Minimum (best) quantizer");
    299 static const arg_def_t max_quantizer =
    300     ARG_DEF(NULL, "max-q", 1, "Maximum (worst) quantizer");
    301 static const arg_def_t undershoot_pct =
    302     ARG_DEF(NULL, "undershoot-pct", 1, "Datarate undershoot (min) target (%)");
    303 static const arg_def_t overshoot_pct =
    304     ARG_DEF(NULL, "overshoot-pct", 1, "Datarate overshoot (max) target (%)");
    305 static const arg_def_t buf_sz =
    306     ARG_DEF(NULL, "buf-sz", 1, "Client buffer size (ms)");
    307 static const arg_def_t buf_initial_sz =
    308     ARG_DEF(NULL, "buf-initial-sz", 1, "Client initial buffer size (ms)");
    309 static const arg_def_t buf_optimal_sz =
    310     ARG_DEF(NULL, "buf-optimal-sz", 1, "Client optimal buffer size (ms)");
    311 static const arg_def_t *rc_args[] = {
    312   &dropframe_thresh, &resize_allowed,     &resize_width,   &resize_height,
    313   &resize_up_thresh, &resize_down_thresh, &end_usage,      &target_bitrate,
    314   &min_quantizer,    &max_quantizer,      &undershoot_pct, &overshoot_pct,
    315   &buf_sz,           &buf_initial_sz,     &buf_optimal_sz, NULL
    316 };
    317 
    318 static const arg_def_t bias_pct =
    319     ARG_DEF(NULL, "bias-pct", 1, "CBR/VBR bias (0=CBR, 100=VBR)");
    320 static const arg_def_t minsection_pct =
    321     ARG_DEF(NULL, "minsection-pct", 1, "GOP min bitrate (% of target)");
    322 static const arg_def_t maxsection_pct =
    323     ARG_DEF(NULL, "maxsection-pct", 1, "GOP max bitrate (% of target)");
    324 static const arg_def_t *rc_twopass_args[] = { &bias_pct, &minsection_pct,
    325                                               &maxsection_pct, NULL };
    326 
    327 static const arg_def_t kf_min_dist =
    328     ARG_DEF(NULL, "kf-min-dist", 1, "Minimum keyframe interval (frames)");
    329 static const arg_def_t kf_max_dist =
    330     ARG_DEF(NULL, "kf-max-dist", 1, "Maximum keyframe interval (frames)");
    331 static const arg_def_t kf_disabled =
    332     ARG_DEF(NULL, "disable-kf", 0, "Disable keyframe placement");
    333 static const arg_def_t *kf_args[] = { &kf_min_dist, &kf_max_dist, &kf_disabled,
    334                                       NULL };
    335 
    336 static const arg_def_t noise_sens =
    337     ARG_DEF(NULL, "noise-sensitivity", 1, "Noise sensitivity (frames to blur)");
    338 static const arg_def_t sharpness =
    339     ARG_DEF(NULL, "sharpness", 1, "Loop filter sharpness (0..7)");
    340 static const arg_def_t static_thresh =
    341     ARG_DEF(NULL, "static-thresh", 1, "Motion detection threshold");
    342 static const arg_def_t auto_altref =
    343     ARG_DEF(NULL, "auto-alt-ref", 1, "Enable automatic alt reference frames");
    344 static const arg_def_t arnr_maxframes =
    345     ARG_DEF(NULL, "arnr-maxframes", 1, "AltRef max frames (0..15)");
    346 static const arg_def_t arnr_strength =
    347     ARG_DEF(NULL, "arnr-strength", 1, "AltRef filter strength (0..6)");
    348 static const arg_def_t arnr_type = ARG_DEF(NULL, "arnr-type", 1, "AltRef type");
    349 static const struct arg_enum_list tuning_enum[] = {
    350   { "psnr", VP8_TUNE_PSNR }, { "ssim", VP8_TUNE_SSIM }, { NULL, 0 }
    351 };
    352 static const arg_def_t tune_ssim =
    353     ARG_DEF_ENUM(NULL, "tune", 1, "Material to favor", tuning_enum);
    354 static const arg_def_t cq_level =
    355     ARG_DEF(NULL, "cq-level", 1, "Constant/Constrained Quality level");
    356 static const arg_def_t max_intra_rate_pct =
    357     ARG_DEF(NULL, "max-intra-rate", 1, "Max I-frame bitrate (pct)");
    358 static const arg_def_t gf_cbr_boost_pct = ARG_DEF(
    359     NULL, "gf-cbr-boost", 1, "Boost for Golden Frame in CBR mode (pct)");
    360 
    361 #if CONFIG_VP8_ENCODER
    362 static const arg_def_t cpu_used_vp8 =
    363     ARG_DEF(NULL, "cpu-used", 1, "CPU Used (-16..16)");
    364 static const arg_def_t token_parts =
    365     ARG_DEF(NULL, "token-parts", 1, "Number of token partitions to use, log2");
    366 static const arg_def_t screen_content_mode =
    367     ARG_DEF(NULL, "screen-content-mode", 1, "Screen content mode");
    368 static const arg_def_t *vp8_args[] = { &cpu_used_vp8,
    369                                        &auto_altref,
    370                                        &noise_sens,
    371                                        &sharpness,
    372                                        &static_thresh,
    373                                        &token_parts,
    374                                        &arnr_maxframes,
    375                                        &arnr_strength,
    376                                        &arnr_type,
    377                                        &tune_ssim,
    378                                        &cq_level,
    379                                        &max_intra_rate_pct,
    380                                        &gf_cbr_boost_pct,
    381                                        &screen_content_mode,
    382                                        NULL };
    383 static const int vp8_arg_ctrl_map[] = { VP8E_SET_CPUUSED,
    384                                         VP8E_SET_ENABLEAUTOALTREF,
    385                                         VP8E_SET_NOISE_SENSITIVITY,
    386                                         VP8E_SET_SHARPNESS,
    387                                         VP8E_SET_STATIC_THRESHOLD,
    388                                         VP8E_SET_TOKEN_PARTITIONS,
    389                                         VP8E_SET_ARNR_MAXFRAMES,
    390                                         VP8E_SET_ARNR_STRENGTH,
    391                                         VP8E_SET_ARNR_TYPE,
    392                                         VP8E_SET_TUNING,
    393                                         VP8E_SET_CQ_LEVEL,
    394                                         VP8E_SET_MAX_INTRA_BITRATE_PCT,
    395                                         VP8E_SET_GF_CBR_BOOST_PCT,
    396                                         VP8E_SET_SCREEN_CONTENT_MODE,
    397                                         0 };
    398 #endif
    399 
    400 #if CONFIG_VP9_ENCODER
    401 static const arg_def_t cpu_used_vp9 =
    402     ARG_DEF(NULL, "cpu-used", 1, "CPU Used (-8..8)");
    403 static const arg_def_t tile_cols =
    404     ARG_DEF(NULL, "tile-columns", 1, "Number of tile columns to use, log2");
    405 static const arg_def_t tile_rows =
    406     ARG_DEF(NULL, "tile-rows", 1,
    407             "Number of tile rows to use, log2 (set to 0 while threads > 1)");
    408 static const arg_def_t lossless =
    409     ARG_DEF(NULL, "lossless", 1, "Lossless mode (0: false (default), 1: true)");
    410 static const arg_def_t frame_parallel_decoding = ARG_DEF(
    411     NULL, "frame-parallel", 1, "Enable frame parallel decodability features");
    412 static const arg_def_t aq_mode = ARG_DEF(
    413     NULL, "aq-mode", 1,
    414     "Adaptive quantization mode (0: off (default), 1: variance 2: complexity, "
    415     "3: cyclic refresh, 4: equator360)");
    416 static const arg_def_t alt_ref_aq = ARG_DEF(NULL, "alt-ref-aq", 1,
    417                                             "Special adaptive quantization for "
    418                                             "the alternate reference frames.");
    419 static const arg_def_t frame_periodic_boost =
    420     ARG_DEF(NULL, "frame-boost", 1,
    421             "Enable frame periodic boost (0: off (default), 1: on)");
    422 static const arg_def_t max_inter_rate_pct =
    423     ARG_DEF(NULL, "max-inter-rate", 1, "Max P-frame bitrate (pct)");
    424 static const arg_def_t min_gf_interval = ARG_DEF(
    425     NULL, "min-gf-interval", 1,
    426     "min gf/arf frame interval (default 0, indicating in-built behavior)");
    427 static const arg_def_t max_gf_interval = ARG_DEF(
    428     NULL, "max-gf-interval", 1,
    429     "max gf/arf frame interval (default 0, indicating in-built behavior)");
    430 
    431 static const struct arg_enum_list color_space_enum[] = {
    432   { "unknown", VPX_CS_UNKNOWN },
    433   { "bt601", VPX_CS_BT_601 },
    434   { "bt709", VPX_CS_BT_709 },
    435   { "smpte170", VPX_CS_SMPTE_170 },
    436   { "smpte240", VPX_CS_SMPTE_240 },
    437   { "bt2020", VPX_CS_BT_2020 },
    438   { "reserved", VPX_CS_RESERVED },
    439   { "sRGB", VPX_CS_SRGB },
    440   { NULL, 0 }
    441 };
    442 
    443 static const arg_def_t input_color_space =
    444     ARG_DEF_ENUM(NULL, "color-space", 1, "The color space of input content:",
    445                  color_space_enum);
    446 
    447 #if CONFIG_VP9_HIGHBITDEPTH
    448 static const struct arg_enum_list bitdepth_enum[] = {
    449   { "8", VPX_BITS_8 }, { "10", VPX_BITS_10 }, { "12", VPX_BITS_12 }, { NULL, 0 }
    450 };
    451 
    452 static const arg_def_t bitdeptharg = ARG_DEF_ENUM(
    453     "b", "bit-depth", 1,
    454     "Bit depth for codec (8 for version <=1, 10 or 12 for version 2)",
    455     bitdepth_enum);
    456 static const arg_def_t inbitdeptharg =
    457     ARG_DEF(NULL, "input-bit-depth", 1, "Bit depth of input");
    458 #endif
    459 
    460 static const struct arg_enum_list tune_content_enum[] = {
    461   { "default", VP9E_CONTENT_DEFAULT },
    462   { "screen", VP9E_CONTENT_SCREEN },
    463   { NULL, 0 }
    464 };
    465 
    466 static const arg_def_t tune_content = ARG_DEF_ENUM(
    467     NULL, "tune-content", 1, "Tune content type", tune_content_enum);
    468 
    469 static const arg_def_t target_level = ARG_DEF(
    470     NULL, "target-level", 1,
    471     "Target level (255: off (default); 0: only keep level stats; 10: level 1.0;"
    472     " 11: level 1.1; ... 62: level 6.2)");
    473 
    474 static const arg_def_t row_mt =
    475     ARG_DEF(NULL, "row-mt", 1,
    476             "Enable row based non-deterministic multi-threading in VP9");
    477 #endif
    478 
    479 #if CONFIG_VP9_ENCODER
    480 static const arg_def_t *vp9_args[] = { &cpu_used_vp9,
    481                                        &auto_altref,
    482                                        &sharpness,
    483                                        &static_thresh,
    484                                        &tile_cols,
    485                                        &tile_rows,
    486                                        &arnr_maxframes,
    487                                        &arnr_strength,
    488                                        &arnr_type,
    489                                        &tune_ssim,
    490                                        &cq_level,
    491                                        &max_intra_rate_pct,
    492                                        &max_inter_rate_pct,
    493                                        &gf_cbr_boost_pct,
    494                                        &lossless,
    495                                        &frame_parallel_decoding,
    496                                        &aq_mode,
    497                                        &alt_ref_aq,
    498                                        &frame_periodic_boost,
    499                                        &noise_sens,
    500                                        &tune_content,
    501                                        &input_color_space,
    502                                        &min_gf_interval,
    503                                        &max_gf_interval,
    504                                        &target_level,
    505                                        &row_mt,
    506 #if CONFIG_VP9_HIGHBITDEPTH
    507                                        &bitdeptharg,
    508                                        &inbitdeptharg,
    509 #endif  // CONFIG_VP9_HIGHBITDEPTH
    510                                        NULL };
    511 static const int vp9_arg_ctrl_map[] = { VP8E_SET_CPUUSED,
    512                                         VP8E_SET_ENABLEAUTOALTREF,
    513                                         VP8E_SET_SHARPNESS,
    514                                         VP8E_SET_STATIC_THRESHOLD,
    515                                         VP9E_SET_TILE_COLUMNS,
    516                                         VP9E_SET_TILE_ROWS,
    517                                         VP8E_SET_ARNR_MAXFRAMES,
    518                                         VP8E_SET_ARNR_STRENGTH,
    519                                         VP8E_SET_ARNR_TYPE,
    520                                         VP8E_SET_TUNING,
    521                                         VP8E_SET_CQ_LEVEL,
    522                                         VP8E_SET_MAX_INTRA_BITRATE_PCT,
    523                                         VP9E_SET_MAX_INTER_BITRATE_PCT,
    524                                         VP9E_SET_GF_CBR_BOOST_PCT,
    525                                         VP9E_SET_LOSSLESS,
    526                                         VP9E_SET_FRAME_PARALLEL_DECODING,
    527                                         VP9E_SET_AQ_MODE,
    528                                         VP9E_SET_ALT_REF_AQ,
    529                                         VP9E_SET_FRAME_PERIODIC_BOOST,
    530                                         VP9E_SET_NOISE_SENSITIVITY,
    531                                         VP9E_SET_TUNE_CONTENT,
    532                                         VP9E_SET_COLOR_SPACE,
    533                                         VP9E_SET_MIN_GF_INTERVAL,
    534                                         VP9E_SET_MAX_GF_INTERVAL,
    535                                         VP9E_SET_TARGET_LEVEL,
    536                                         VP9E_SET_ROW_MT,
    537                                         0 };
    538 #endif
    539 
    540 static const arg_def_t *no_args[] = { NULL };
    541 
    542 void usage_exit(void) {
    543   int i;
    544   const int num_encoder = get_vpx_encoder_count();
    545 
    546   fprintf(stderr, "Usage: %s <options> -o dst_filename src_filename \n",
    547           exec_name);
    548 
    549   fprintf(stderr, "\nOptions:\n");
    550   arg_show_usage(stderr, main_args);
    551   fprintf(stderr, "\nEncoder Global Options:\n");
    552   arg_show_usage(stderr, global_args);
    553   fprintf(stderr, "\nRate Control Options:\n");
    554   arg_show_usage(stderr, rc_args);
    555   fprintf(stderr, "\nTwopass Rate Control Options:\n");
    556   arg_show_usage(stderr, rc_twopass_args);
    557   fprintf(stderr, "\nKeyframe Placement Options:\n");
    558   arg_show_usage(stderr, kf_args);
    559 #if CONFIG_VP8_ENCODER
    560   fprintf(stderr, "\nVP8 Specific Options:\n");
    561   arg_show_usage(stderr, vp8_args);
    562 #endif
    563 #if CONFIG_VP9_ENCODER
    564   fprintf(stderr, "\nVP9 Specific Options:\n");
    565   arg_show_usage(stderr, vp9_args);
    566 #endif
    567   fprintf(stderr,
    568           "\nStream timebase (--timebase):\n"
    569           "  The desired precision of timestamps in the output, expressed\n"
    570           "  in fractional seconds. Default is 1/1000.\n");
    571   fprintf(stderr, "\nIncluded encoders:\n\n");
    572 
    573   for (i = 0; i < num_encoder; ++i) {
    574     const VpxInterface *const encoder = get_vpx_encoder_by_index(i);
    575     const char *defstr = (i == (num_encoder - 1)) ? "(default)" : "";
    576     fprintf(stderr, "    %-6s - %s %s\n", encoder->name,
    577             vpx_codec_iface_name(encoder->codec_interface()), defstr);
    578   }
    579   fprintf(stderr, "\n        ");
    580   fprintf(stderr, "Use --codec to switch to a non-default encoder.\n\n");
    581 
    582   exit(EXIT_FAILURE);
    583 }
    584 
    585 #define mmin(a, b) ((a) < (b) ? (a) : (b))
    586 
    587 #if CONFIG_VP9_HIGHBITDEPTH
    588 static void find_mismatch_high(const vpx_image_t *const img1,
    589                                const vpx_image_t *const img2, int yloc[4],
    590                                int uloc[4], int vloc[4]) {
    591   uint16_t *plane1, *plane2;
    592   uint32_t stride1, stride2;
    593   const uint32_t bsize = 64;
    594   const uint32_t bsizey = bsize >> img1->y_chroma_shift;
    595   const uint32_t bsizex = bsize >> img1->x_chroma_shift;
    596   const uint32_t c_w =
    597       (img1->d_w + img1->x_chroma_shift) >> img1->x_chroma_shift;
    598   const uint32_t c_h =
    599       (img1->d_h + img1->y_chroma_shift) >> img1->y_chroma_shift;
    600   int match = 1;
    601   uint32_t i, j;
    602   yloc[0] = yloc[1] = yloc[2] = yloc[3] = -1;
    603   plane1 = (uint16_t *)img1->planes[VPX_PLANE_Y];
    604   plane2 = (uint16_t *)img2->planes[VPX_PLANE_Y];
    605   stride1 = img1->stride[VPX_PLANE_Y] / 2;
    606   stride2 = img2->stride[VPX_PLANE_Y] / 2;
    607   for (i = 0, match = 1; match && i < img1->d_h; i += bsize) {
    608     for (j = 0; match && j < img1->d_w; j += bsize) {
    609       int k, l;
    610       const int si = mmin(i + bsize, img1->d_h) - i;
    611       const int sj = mmin(j + bsize, img1->d_w) - j;
    612       for (k = 0; match && k < si; ++k) {
    613         for (l = 0; match && l < sj; ++l) {
    614           if (*(plane1 + (i + k) * stride1 + j + l) !=
    615               *(plane2 + (i + k) * stride2 + j + l)) {
    616             yloc[0] = i + k;
    617             yloc[1] = j + l;
    618             yloc[2] = *(plane1 + (i + k) * stride1 + j + l);
    619             yloc[3] = *(plane2 + (i + k) * stride2 + j + l);
    620             match = 0;
    621             break;
    622           }
    623         }
    624       }
    625     }
    626   }
    627 
    628   uloc[0] = uloc[1] = uloc[2] = uloc[3] = -1;
    629   plane1 = (uint16_t *)img1->planes[VPX_PLANE_U];
    630   plane2 = (uint16_t *)img2->planes[VPX_PLANE_U];
    631   stride1 = img1->stride[VPX_PLANE_U] / 2;
    632   stride2 = img2->stride[VPX_PLANE_U] / 2;
    633   for (i = 0, match = 1; match && i < c_h; i += bsizey) {
    634     for (j = 0; match && j < c_w; j += bsizex) {
    635       int k, l;
    636       const int si = mmin(i + bsizey, c_h - i);
    637       const int sj = mmin(j + bsizex, c_w - j);
    638       for (k = 0; match && k < si; ++k) {
    639         for (l = 0; match && l < sj; ++l) {
    640           if (*(plane1 + (i + k) * stride1 + j + l) !=
    641               *(plane2 + (i + k) * stride2 + j + l)) {
    642             uloc[0] = i + k;
    643             uloc[1] = j + l;
    644             uloc[2] = *(plane1 + (i + k) * stride1 + j + l);
    645             uloc[3] = *(plane2 + (i + k) * stride2 + j + l);
    646             match = 0;
    647             break;
    648           }
    649         }
    650       }
    651     }
    652   }
    653 
    654   vloc[0] = vloc[1] = vloc[2] = vloc[3] = -1;
    655   plane1 = (uint16_t *)img1->planes[VPX_PLANE_V];
    656   plane2 = (uint16_t *)img2->planes[VPX_PLANE_V];
    657   stride1 = img1->stride[VPX_PLANE_V] / 2;
    658   stride2 = img2->stride[VPX_PLANE_V] / 2;
    659   for (i = 0, match = 1; match && i < c_h; i += bsizey) {
    660     for (j = 0; match && j < c_w; j += bsizex) {
    661       int k, l;
    662       const int si = mmin(i + bsizey, c_h - i);
    663       const int sj = mmin(j + bsizex, c_w - j);
    664       for (k = 0; match && k < si; ++k) {
    665         for (l = 0; match && l < sj; ++l) {
    666           if (*(plane1 + (i + k) * stride1 + j + l) !=
    667               *(plane2 + (i + k) * stride2 + j + l)) {
    668             vloc[0] = i + k;
    669             vloc[1] = j + l;
    670             vloc[2] = *(plane1 + (i + k) * stride1 + j + l);
    671             vloc[3] = *(plane2 + (i + k) * stride2 + j + l);
    672             match = 0;
    673             break;
    674           }
    675         }
    676       }
    677     }
    678   }
    679 }
    680 #endif
    681 
    682 static void find_mismatch(const vpx_image_t *const img1,
    683                           const vpx_image_t *const img2, int yloc[4],
    684                           int uloc[4], int vloc[4]) {
    685   const uint32_t bsize = 64;
    686   const uint32_t bsizey = bsize >> img1->y_chroma_shift;
    687   const uint32_t bsizex = bsize >> img1->x_chroma_shift;
    688   const uint32_t c_w =
    689       (img1->d_w + img1->x_chroma_shift) >> img1->x_chroma_shift;
    690   const uint32_t c_h =
    691       (img1->d_h + img1->y_chroma_shift) >> img1->y_chroma_shift;
    692   int match = 1;
    693   uint32_t i, j;
    694   yloc[0] = yloc[1] = yloc[2] = yloc[3] = -1;
    695   for (i = 0, match = 1; match && i < img1->d_h; i += bsize) {
    696     for (j = 0; match && j < img1->d_w; j += bsize) {
    697       int k, l;
    698       const int si = mmin(i + bsize, img1->d_h) - i;
    699       const int sj = mmin(j + bsize, img1->d_w) - j;
    700       for (k = 0; match && k < si; ++k) {
    701         for (l = 0; match && l < sj; ++l) {
    702           if (*(img1->planes[VPX_PLANE_Y] +
    703                 (i + k) * img1->stride[VPX_PLANE_Y] + j + l) !=
    704               *(img2->planes[VPX_PLANE_Y] +
    705                 (i + k) * img2->stride[VPX_PLANE_Y] + j + l)) {
    706             yloc[0] = i + k;
    707             yloc[1] = j + l;
    708             yloc[2] = *(img1->planes[VPX_PLANE_Y] +
    709                         (i + k) * img1->stride[VPX_PLANE_Y] + j + l);
    710             yloc[3] = *(img2->planes[VPX_PLANE_Y] +
    711                         (i + k) * img2->stride[VPX_PLANE_Y] + j + l);
    712             match = 0;
    713             break;
    714           }
    715         }
    716       }
    717     }
    718   }
    719 
    720   uloc[0] = uloc[1] = uloc[2] = uloc[3] = -1;
    721   for (i = 0, match = 1; match && i < c_h; i += bsizey) {
    722     for (j = 0; match && j < c_w; j += bsizex) {
    723       int k, l;
    724       const int si = mmin(i + bsizey, c_h - i);
    725       const int sj = mmin(j + bsizex, c_w - j);
    726       for (k = 0; match && k < si; ++k) {
    727         for (l = 0; match && l < sj; ++l) {
    728           if (*(img1->planes[VPX_PLANE_U] +
    729                 (i + k) * img1->stride[VPX_PLANE_U] + j + l) !=
    730               *(img2->planes[VPX_PLANE_U] +
    731                 (i + k) * img2->stride[VPX_PLANE_U] + j + l)) {
    732             uloc[0] = i + k;
    733             uloc[1] = j + l;
    734             uloc[2] = *(img1->planes[VPX_PLANE_U] +
    735                         (i + k) * img1->stride[VPX_PLANE_U] + j + l);
    736             uloc[3] = *(img2->planes[VPX_PLANE_U] +
    737                         (i + k) * img2->stride[VPX_PLANE_U] + j + l);
    738             match = 0;
    739             break;
    740           }
    741         }
    742       }
    743     }
    744   }
    745   vloc[0] = vloc[1] = vloc[2] = vloc[3] = -1;
    746   for (i = 0, match = 1; match && i < c_h; i += bsizey) {
    747     for (j = 0; match && j < c_w; j += bsizex) {
    748       int k, l;
    749       const int si = mmin(i + bsizey, c_h - i);
    750       const int sj = mmin(j + bsizex, c_w - j);
    751       for (k = 0; match && k < si; ++k) {
    752         for (l = 0; match && l < sj; ++l) {
    753           if (*(img1->planes[VPX_PLANE_V] +
    754                 (i + k) * img1->stride[VPX_PLANE_V] + j + l) !=
    755               *(img2->planes[VPX_PLANE_V] +
    756                 (i + k) * img2->stride[VPX_PLANE_V] + j + l)) {
    757             vloc[0] = i + k;
    758             vloc[1] = j + l;
    759             vloc[2] = *(img1->planes[VPX_PLANE_V] +
    760                         (i + k) * img1->stride[VPX_PLANE_V] + j + l);
    761             vloc[3] = *(img2->planes[VPX_PLANE_V] +
    762                         (i + k) * img2->stride[VPX_PLANE_V] + j + l);
    763             match = 0;
    764             break;
    765           }
    766         }
    767       }
    768     }
    769   }
    770 }
    771 
    772 static int compare_img(const vpx_image_t *const img1,
    773                        const vpx_image_t *const img2) {
    774   uint32_t l_w = img1->d_w;
    775   uint32_t c_w = (img1->d_w + img1->x_chroma_shift) >> img1->x_chroma_shift;
    776   const uint32_t c_h =
    777       (img1->d_h + img1->y_chroma_shift) >> img1->y_chroma_shift;
    778   uint32_t i;
    779   int match = 1;
    780 
    781   match &= (img1->fmt == img2->fmt);
    782   match &= (img1->d_w == img2->d_w);
    783   match &= (img1->d_h == img2->d_h);
    784 #if CONFIG_VP9_HIGHBITDEPTH
    785   if (img1->fmt & VPX_IMG_FMT_HIGHBITDEPTH) {
    786     l_w *= 2;
    787     c_w *= 2;
    788   }
    789 #endif
    790 
    791   for (i = 0; i < img1->d_h; ++i)
    792     match &= (memcmp(img1->planes[VPX_PLANE_Y] + i * img1->stride[VPX_PLANE_Y],
    793                      img2->planes[VPX_PLANE_Y] + i * img2->stride[VPX_PLANE_Y],
    794                      l_w) == 0);
    795 
    796   for (i = 0; i < c_h; ++i)
    797     match &= (memcmp(img1->planes[VPX_PLANE_U] + i * img1->stride[VPX_PLANE_U],
    798                      img2->planes[VPX_PLANE_U] + i * img2->stride[VPX_PLANE_U],
    799                      c_w) == 0);
    800 
    801   for (i = 0; i < c_h; ++i)
    802     match &= (memcmp(img1->planes[VPX_PLANE_V] + i * img1->stride[VPX_PLANE_V],
    803                      img2->planes[VPX_PLANE_V] + i * img2->stride[VPX_PLANE_V],
    804                      c_w) == 0);
    805 
    806   return match;
    807 }
    808 
    809 #define NELEMENTS(x) (sizeof(x) / sizeof(x[0]))
    810 #if CONFIG_VP9_ENCODER
    811 #define ARG_CTRL_CNT_MAX NELEMENTS(vp9_arg_ctrl_map)
    812 #else
    813 #define ARG_CTRL_CNT_MAX NELEMENTS(vp8_arg_ctrl_map)
    814 #endif
    815 
    816 #if !CONFIG_WEBM_IO
    817 typedef int stereo_format_t;
    818 struct WebmOutputContext {
    819   int debug;
    820 };
    821 #endif
    822 
    823 /* Per-stream configuration */
    824 struct stream_config {
    825   struct vpx_codec_enc_cfg cfg;
    826   const char *out_fn;
    827   const char *stats_fn;
    828 #if CONFIG_FP_MB_STATS
    829   const char *fpmb_stats_fn;
    830 #endif
    831   stereo_format_t stereo_fmt;
    832   int arg_ctrls[ARG_CTRL_CNT_MAX][2];
    833   int arg_ctrl_cnt;
    834   int write_webm;
    835 #if CONFIG_VP9_HIGHBITDEPTH
    836   // whether to use 16bit internal buffers
    837   int use_16bit_internal;
    838 #endif
    839 };
    840 
    841 struct stream_state {
    842   int index;
    843   struct stream_state *next;
    844   struct stream_config config;
    845   FILE *file;
    846   struct rate_hist *rate_hist;
    847   struct WebmOutputContext webm_ctx;
    848   uint64_t psnr_sse_total;
    849   uint64_t psnr_samples_total;
    850   double psnr_totals[4];
    851   int psnr_count;
    852   int counts[64];
    853   vpx_codec_ctx_t encoder;
    854   unsigned int frames_out;
    855   uint64_t cx_time;
    856   size_t nbytes;
    857   stats_io_t stats;
    858 #if CONFIG_FP_MB_STATS
    859   stats_io_t fpmb_stats;
    860 #endif
    861   struct vpx_image *img;
    862   vpx_codec_ctx_t decoder;
    863   int mismatch_seen;
    864 };
    865 
    866 static void validate_positive_rational(const char *msg,
    867                                        struct vpx_rational *rat) {
    868   if (rat->den < 0) {
    869     rat->num *= -1;
    870     rat->den *= -1;
    871   }
    872 
    873   if (rat->num < 0) die("Error: %s must be positive\n", msg);
    874 
    875   if (!rat->den) die("Error: %s has zero denominator\n", msg);
    876 }
    877 
    878 static void parse_global_config(struct VpxEncoderConfig *global, char **argv) {
    879   char **argi, **argj;
    880   struct arg arg;
    881   const int num_encoder = get_vpx_encoder_count();
    882 
    883   if (num_encoder < 1) die("Error: no valid encoder available\n");
    884 
    885   /* Initialize default parameters */
    886   memset(global, 0, sizeof(*global));
    887   global->codec = get_vpx_encoder_by_index(num_encoder - 1);
    888   global->passes = 0;
    889   global->color_type = I420;
    890   /* Assign default deadline to good quality */
    891   global->deadline = VPX_DL_GOOD_QUALITY;
    892 
    893   for (argi = argj = argv; (*argj = *argi); argi += arg.argv_step) {
    894     arg.argv_step = 1;
    895 
    896     if (arg_match(&arg, &codecarg, argi)) {
    897       global->codec = get_vpx_encoder_by_name(arg.val);
    898       if (!global->codec)
    899         die("Error: Unrecognized argument (%s) to --codec\n", arg.val);
    900     } else if (arg_match(&arg, &passes, argi)) {
    901       global->passes = arg_parse_uint(&arg);
    902 
    903       if (global->passes < 1 || global->passes > 2)
    904         die("Error: Invalid number of passes (%d)\n", global->passes);
    905     } else if (arg_match(&arg, &pass_arg, argi)) {
    906       global->pass = arg_parse_uint(&arg);
    907 
    908       if (global->pass < 1 || global->pass > 2)
    909         die("Error: Invalid pass selected (%d)\n", global->pass);
    910     } else if (arg_match(&arg, &usage, argi))
    911       global->usage = arg_parse_uint(&arg);
    912     else if (arg_match(&arg, &deadline, argi))
    913       global->deadline = arg_parse_uint(&arg);
    914     else if (arg_match(&arg, &best_dl, argi))
    915       global->deadline = VPX_DL_BEST_QUALITY;
    916     else if (arg_match(&arg, &good_dl, argi))
    917       global->deadline = VPX_DL_GOOD_QUALITY;
    918     else if (arg_match(&arg, &rt_dl, argi))
    919       global->deadline = VPX_DL_REALTIME;
    920     else if (arg_match(&arg, &use_yv12, argi))
    921       global->color_type = YV12;
    922     else if (arg_match(&arg, &use_i420, argi))
    923       global->color_type = I420;
    924     else if (arg_match(&arg, &use_i422, argi))
    925       global->color_type = I422;
    926     else if (arg_match(&arg, &use_i444, argi))
    927       global->color_type = I444;
    928     else if (arg_match(&arg, &use_i440, argi))
    929       global->color_type = I440;
    930     else if (arg_match(&arg, &quietarg, argi))
    931       global->quiet = 1;
    932     else if (arg_match(&arg, &verbosearg, argi))
    933       global->verbose = 1;
    934     else if (arg_match(&arg, &limit, argi))
    935       global->limit = arg_parse_uint(&arg);
    936     else if (arg_match(&arg, &skip, argi))
    937       global->skip_frames = arg_parse_uint(&arg);
    938     else if (arg_match(&arg, &psnrarg, argi))
    939       global->show_psnr = 1;
    940     else if (arg_match(&arg, &recontest, argi))
    941       global->test_decode = arg_parse_enum_or_int(&arg);
    942     else if (arg_match(&arg, &framerate, argi)) {
    943       global->framerate = arg_parse_rational(&arg);
    944       validate_positive_rational(arg.name, &global->framerate);
    945       global->have_framerate = 1;
    946     } else if (arg_match(&arg, &out_part, argi))
    947       global->out_part = 1;
    948     else if (arg_match(&arg, &debugmode, argi))
    949       global->debug = 1;
    950     else if (arg_match(&arg, &q_hist_n, argi))
    951       global->show_q_hist_buckets = arg_parse_uint(&arg);
    952     else if (arg_match(&arg, &rate_hist_n, argi))
    953       global->show_rate_hist_buckets = arg_parse_uint(&arg);
    954     else if (arg_match(&arg, &disable_warnings, argi))
    955       global->disable_warnings = 1;
    956     else if (arg_match(&arg, &disable_warning_prompt, argi))
    957       global->disable_warning_prompt = 1;
    958     else
    959       argj++;
    960   }
    961 
    962   if (global->pass) {
    963     /* DWIM: Assume the user meant passes=2 if pass=2 is specified */
    964     if (global->pass > global->passes) {
    965       warn("Assuming --pass=%d implies --passes=%d\n", global->pass,
    966            global->pass);
    967       global->passes = global->pass;
    968     }
    969   }
    970   /* Validate global config */
    971   if (global->passes == 0) {
    972 #if CONFIG_VP9_ENCODER
    973     // Make default VP9 passes = 2 until there is a better quality 1-pass
    974     // encoder
    975     if (global->codec != NULL && global->codec->name != NULL)
    976       global->passes = (strcmp(global->codec->name, "vp9") == 0 &&
    977                         global->deadline != VPX_DL_REALTIME)
    978                            ? 2
    979                            : 1;
    980 #else
    981     global->passes = 1;
    982 #endif
    983   }
    984 
    985   if (global->deadline == VPX_DL_REALTIME && global->passes > 1) {
    986     warn("Enforcing one-pass encoding in realtime mode\n");
    987     global->passes = 1;
    988   }
    989 }
    990 
    991 static void open_input_file(struct VpxInputContext *input) {
    992   /* Parse certain options from the input file, if possible */
    993   input->file = strcmp(input->filename, "-") ? fopen(input->filename, "rb")
    994                                              : set_binary_mode(stdin);
    995 
    996   if (!input->file) fatal("Failed to open input file");
    997 
    998   if (!fseeko(input->file, 0, SEEK_END)) {
    999     /* Input file is seekable. Figure out how long it is, so we can get
   1000      * progress info.
   1001      */
   1002     input->length = ftello(input->file);
   1003     rewind(input->file);
   1004   }
   1005 
   1006   /* Default to 1:1 pixel aspect ratio. */
   1007   input->pixel_aspect_ratio.numerator = 1;
   1008   input->pixel_aspect_ratio.denominator = 1;
   1009 
   1010   /* For RAW input sources, these bytes will applied on the first frame
   1011    *  in read_frame().
   1012    */
   1013   input->detect.buf_read = fread(input->detect.buf, 1, 4, input->file);
   1014   input->detect.position = 0;
   1015 
   1016   if (input->detect.buf_read == 4 && file_is_y4m(input->detect.buf)) {
   1017     if (y4m_input_open(&input->y4m, input->file, input->detect.buf, 4,
   1018                        input->only_i420) >= 0) {
   1019       input->file_type = FILE_TYPE_Y4M;
   1020       input->width = input->y4m.pic_w;
   1021       input->height = input->y4m.pic_h;
   1022       input->pixel_aspect_ratio.numerator = input->y4m.par_n;
   1023       input->pixel_aspect_ratio.denominator = input->y4m.par_d;
   1024       input->framerate.numerator = input->y4m.fps_n;
   1025       input->framerate.denominator = input->y4m.fps_d;
   1026       input->fmt = input->y4m.vpx_fmt;
   1027       input->bit_depth = input->y4m.bit_depth;
   1028     } else
   1029       fatal("Unsupported Y4M stream.");
   1030   } else if (input->detect.buf_read == 4 && fourcc_is_ivf(input->detect.buf)) {
   1031     fatal("IVF is not supported as input.");
   1032   } else {
   1033     input->file_type = FILE_TYPE_RAW;
   1034   }
   1035 }
   1036 
   1037 static void close_input_file(struct VpxInputContext *input) {
   1038   fclose(input->file);
   1039   if (input->file_type == FILE_TYPE_Y4M) y4m_input_close(&input->y4m);
   1040 }
   1041 
   1042 static struct stream_state *new_stream(struct VpxEncoderConfig *global,
   1043                                        struct stream_state *prev) {
   1044   struct stream_state *stream;
   1045 
   1046   stream = calloc(1, sizeof(*stream));
   1047   if (stream == NULL) {
   1048     fatal("Failed to allocate new stream.");
   1049   }
   1050 
   1051   if (prev) {
   1052     memcpy(stream, prev, sizeof(*stream));
   1053     stream->index++;
   1054     prev->next = stream;
   1055   } else {
   1056     vpx_codec_err_t res;
   1057 
   1058     /* Populate encoder configuration */
   1059     res = vpx_codec_enc_config_default(global->codec->codec_interface(),
   1060                                        &stream->config.cfg, global->usage);
   1061     if (res) fatal("Failed to get config: %s\n", vpx_codec_err_to_string(res));
   1062 
   1063     /* Change the default timebase to a high enough value so that the
   1064      * encoder will always create strictly increasing timestamps.
   1065      */
   1066     stream->config.cfg.g_timebase.den = 1000;
   1067 
   1068     /* Never use the library's default resolution, require it be parsed
   1069      * from the file or set on the command line.
   1070      */
   1071     stream->config.cfg.g_w = 0;
   1072     stream->config.cfg.g_h = 0;
   1073 
   1074     /* Initialize remaining stream parameters */
   1075     stream->config.write_webm = 1;
   1076 #if CONFIG_WEBM_IO
   1077     stream->config.stereo_fmt = STEREO_FORMAT_MONO;
   1078     stream->webm_ctx.last_pts_ns = -1;
   1079     stream->webm_ctx.writer = NULL;
   1080     stream->webm_ctx.segment = NULL;
   1081 #endif
   1082 
   1083     /* Allows removal of the application version from the EBML tags */
   1084     stream->webm_ctx.debug = global->debug;
   1085 
   1086     /* Default lag_in_frames is 0 in realtime mode CBR mode*/
   1087     if (global->deadline == VPX_DL_REALTIME &&
   1088         stream->config.cfg.rc_end_usage == 1)
   1089       stream->config.cfg.g_lag_in_frames = 0;
   1090   }
   1091 
   1092   /* Output files must be specified for each stream */
   1093   stream->config.out_fn = NULL;
   1094 
   1095   stream->next = NULL;
   1096   return stream;
   1097 }
   1098 
   1099 static int parse_stream_params(struct VpxEncoderConfig *global,
   1100                                struct stream_state *stream, char **argv) {
   1101   char **argi, **argj;
   1102   struct arg arg;
   1103   static const arg_def_t **ctrl_args = no_args;
   1104   static const int *ctrl_args_map = NULL;
   1105   struct stream_config *config = &stream->config;
   1106   int eos_mark_found = 0;
   1107 #if CONFIG_VP9_HIGHBITDEPTH
   1108   int test_16bit_internal = 0;
   1109 #endif
   1110 
   1111   // Handle codec specific options
   1112   if (0) {
   1113 #if CONFIG_VP8_ENCODER
   1114   } else if (strcmp(global->codec->name, "vp8") == 0) {
   1115     ctrl_args = vp8_args;
   1116     ctrl_args_map = vp8_arg_ctrl_map;
   1117 #endif
   1118 #if CONFIG_VP9_ENCODER
   1119   } else if (strcmp(global->codec->name, "vp9") == 0) {
   1120     ctrl_args = vp9_args;
   1121     ctrl_args_map = vp9_arg_ctrl_map;
   1122 #endif
   1123   }
   1124 
   1125   for (argi = argj = argv; (*argj = *argi); argi += arg.argv_step) {
   1126     arg.argv_step = 1;
   1127 
   1128     /* Once we've found an end-of-stream marker (--) we want to continue
   1129      * shifting arguments but not consuming them.
   1130      */
   1131     if (eos_mark_found) {
   1132       argj++;
   1133       continue;
   1134     } else if (!strcmp(*argj, "--")) {
   1135       eos_mark_found = 1;
   1136       continue;
   1137     }
   1138 
   1139     if (arg_match(&arg, &outputfile, argi)) {
   1140       config->out_fn = arg.val;
   1141     } else if (arg_match(&arg, &fpf_name, argi)) {
   1142       config->stats_fn = arg.val;
   1143 #if CONFIG_FP_MB_STATS
   1144     } else if (arg_match(&arg, &fpmbf_name, argi)) {
   1145       config->fpmb_stats_fn = arg.val;
   1146 #endif
   1147     } else if (arg_match(&arg, &use_webm, argi)) {
   1148 #if CONFIG_WEBM_IO
   1149       config->write_webm = 1;
   1150 #else
   1151       die("Error: --webm specified but webm is disabled.");
   1152 #endif
   1153     } else if (arg_match(&arg, &use_ivf, argi)) {
   1154       config->write_webm = 0;
   1155     } else if (arg_match(&arg, &threads, argi)) {
   1156       config->cfg.g_threads = arg_parse_uint(&arg);
   1157     } else if (arg_match(&arg, &profile, argi)) {
   1158       config->cfg.g_profile = arg_parse_uint(&arg);
   1159     } else if (arg_match(&arg, &width, argi)) {
   1160       config->cfg.g_w = arg_parse_uint(&arg);
   1161     } else if (arg_match(&arg, &height, argi)) {
   1162       config->cfg.g_h = arg_parse_uint(&arg);
   1163 #if CONFIG_VP9_HIGHBITDEPTH
   1164     } else if (arg_match(&arg, &bitdeptharg, argi)) {
   1165       config->cfg.g_bit_depth = arg_parse_enum_or_int(&arg);
   1166     } else if (arg_match(&arg, &inbitdeptharg, argi)) {
   1167       config->cfg.g_input_bit_depth = arg_parse_uint(&arg);
   1168 #endif
   1169 #if CONFIG_WEBM_IO
   1170     } else if (arg_match(&arg, &stereo_mode, argi)) {
   1171       config->stereo_fmt = arg_parse_enum_or_int(&arg);
   1172 #endif
   1173     } else if (arg_match(&arg, &timebase, argi)) {
   1174       config->cfg.g_timebase = arg_parse_rational(&arg);
   1175       validate_positive_rational(arg.name, &config->cfg.g_timebase);
   1176     } else if (arg_match(&arg, &error_resilient, argi)) {
   1177       config->cfg.g_error_resilient = arg_parse_uint(&arg);
   1178     } else if (arg_match(&arg, &end_usage, argi)) {
   1179       config->cfg.rc_end_usage = arg_parse_enum_or_int(&arg);
   1180     } else if (arg_match(&arg, &lag_in_frames, argi)) {
   1181       config->cfg.g_lag_in_frames = arg_parse_uint(&arg);
   1182       if (global->deadline == VPX_DL_REALTIME &&
   1183           config->cfg.rc_end_usage == VPX_CBR &&
   1184           config->cfg.g_lag_in_frames != 0) {
   1185         warn("non-zero %s option ignored in realtime CBR mode.\n", arg.name);
   1186         config->cfg.g_lag_in_frames = 0;
   1187       }
   1188     } else if (arg_match(&arg, &dropframe_thresh, argi)) {
   1189       config->cfg.rc_dropframe_thresh = arg_parse_uint(&arg);
   1190     } else if (arg_match(&arg, &resize_allowed, argi)) {
   1191       config->cfg.rc_resize_allowed = arg_parse_uint(&arg);
   1192     } else if (arg_match(&arg, &resize_width, argi)) {
   1193       config->cfg.rc_scaled_width = arg_parse_uint(&arg);
   1194     } else if (arg_match(&arg, &resize_height, argi)) {
   1195       config->cfg.rc_scaled_height = arg_parse_uint(&arg);
   1196     } else if (arg_match(&arg, &resize_up_thresh, argi)) {
   1197       config->cfg.rc_resize_up_thresh = arg_parse_uint(&arg);
   1198     } else if (arg_match(&arg, &resize_down_thresh, argi)) {
   1199       config->cfg.rc_resize_down_thresh = arg_parse_uint(&arg);
   1200     } else if (arg_match(&arg, &end_usage, argi)) {
   1201       config->cfg.rc_end_usage = arg_parse_enum_or_int(&arg);
   1202     } else if (arg_match(&arg, &target_bitrate, argi)) {
   1203       config->cfg.rc_target_bitrate = arg_parse_uint(&arg);
   1204     } else if (arg_match(&arg, &min_quantizer, argi)) {
   1205       config->cfg.rc_min_quantizer = arg_parse_uint(&arg);
   1206     } else if (arg_match(&arg, &max_quantizer, argi)) {
   1207       config->cfg.rc_max_quantizer = arg_parse_uint(&arg);
   1208     } else if (arg_match(&arg, &undershoot_pct, argi)) {
   1209       config->cfg.rc_undershoot_pct = arg_parse_uint(&arg);
   1210     } else if (arg_match(&arg, &overshoot_pct, argi)) {
   1211       config->cfg.rc_overshoot_pct = arg_parse_uint(&arg);
   1212     } else if (arg_match(&arg, &buf_sz, argi)) {
   1213       config->cfg.rc_buf_sz = arg_parse_uint(&arg);
   1214     } else if (arg_match(&arg, &buf_initial_sz, argi)) {
   1215       config->cfg.rc_buf_initial_sz = arg_parse_uint(&arg);
   1216     } else if (arg_match(&arg, &buf_optimal_sz, argi)) {
   1217       config->cfg.rc_buf_optimal_sz = arg_parse_uint(&arg);
   1218     } else if (arg_match(&arg, &bias_pct, argi)) {
   1219       config->cfg.rc_2pass_vbr_bias_pct = arg_parse_uint(&arg);
   1220       if (global->passes < 2)
   1221         warn("option %s ignored in one-pass mode.\n", arg.name);
   1222     } else if (arg_match(&arg, &minsection_pct, argi)) {
   1223       config->cfg.rc_2pass_vbr_minsection_pct = arg_parse_uint(&arg);
   1224 
   1225       if (global->passes < 2)
   1226         warn("option %s ignored in one-pass mode.\n", arg.name);
   1227     } else if (arg_match(&arg, &maxsection_pct, argi)) {
   1228       config->cfg.rc_2pass_vbr_maxsection_pct = arg_parse_uint(&arg);
   1229 
   1230       if (global->passes < 2)
   1231         warn("option %s ignored in one-pass mode.\n", arg.name);
   1232     } else if (arg_match(&arg, &kf_min_dist, argi)) {
   1233       config->cfg.kf_min_dist = arg_parse_uint(&arg);
   1234     } else if (arg_match(&arg, &kf_max_dist, argi)) {
   1235       config->cfg.kf_max_dist = arg_parse_uint(&arg);
   1236     } else if (arg_match(&arg, &kf_disabled, argi)) {
   1237       config->cfg.kf_mode = VPX_KF_DISABLED;
   1238 #if CONFIG_VP9_HIGHBITDEPTH
   1239     } else if (arg_match(&arg, &test16bitinternalarg, argi)) {
   1240       if (strcmp(global->codec->name, "vp9") == 0) {
   1241         test_16bit_internal = 1;
   1242       }
   1243 #endif
   1244     } else {
   1245       int i, match = 0;
   1246       for (i = 0; ctrl_args[i]; i++) {
   1247         if (arg_match(&arg, ctrl_args[i], argi)) {
   1248           int j;
   1249           match = 1;
   1250 
   1251           /* Point either to the next free element or the first
   1252           * instance of this control.
   1253           */
   1254           for (j = 0; j < config->arg_ctrl_cnt; j++)
   1255             if (ctrl_args_map != NULL &&
   1256                 config->arg_ctrls[j][0] == ctrl_args_map[i])
   1257               break;
   1258 
   1259           /* Update/insert */
   1260           assert(j < (int)ARG_CTRL_CNT_MAX);
   1261           if (ctrl_args_map != NULL && j < (int)ARG_CTRL_CNT_MAX) {
   1262             config->arg_ctrls[j][0] = ctrl_args_map[i];
   1263             config->arg_ctrls[j][1] = arg_parse_enum_or_int(&arg);
   1264             if (j == config->arg_ctrl_cnt) config->arg_ctrl_cnt++;
   1265           }
   1266         }
   1267       }
   1268       if (!match) argj++;
   1269     }
   1270   }
   1271 #if CONFIG_VP9_HIGHBITDEPTH
   1272   if (strcmp(global->codec->name, "vp9") == 0) {
   1273     config->use_16bit_internal =
   1274         test_16bit_internal | (config->cfg.g_profile > 1);
   1275   }
   1276 #endif
   1277   return eos_mark_found;
   1278 }
   1279 
   1280 #define FOREACH_STREAM(func)                                \
   1281   do {                                                      \
   1282     struct stream_state *stream;                            \
   1283     for (stream = streams; stream; stream = stream->next) { \
   1284       func;                                                 \
   1285     }                                                       \
   1286   } while (0)
   1287 
   1288 static void validate_stream_config(const struct stream_state *stream,
   1289                                    const struct VpxEncoderConfig *global) {
   1290   const struct stream_state *streami;
   1291   (void)global;
   1292 
   1293   if (!stream->config.cfg.g_w || !stream->config.cfg.g_h)
   1294     fatal(
   1295         "Stream %d: Specify stream dimensions with --width (-w) "
   1296         " and --height (-h)",
   1297         stream->index);
   1298 
   1299   // Check that the codec bit depth is greater than the input bit depth.
   1300   if (stream->config.cfg.g_input_bit_depth >
   1301       (unsigned int)stream->config.cfg.g_bit_depth) {
   1302     fatal("Stream %d: codec bit depth (%d) less than input bit depth (%d)",
   1303           stream->index, (int)stream->config.cfg.g_bit_depth,
   1304           stream->config.cfg.g_input_bit_depth);
   1305   }
   1306 
   1307   for (streami = stream; streami; streami = streami->next) {
   1308     /* All streams require output files */
   1309     if (!streami->config.out_fn)
   1310       fatal("Stream %d: Output file is required (specify with -o)",
   1311             streami->index);
   1312 
   1313     /* Check for two streams outputting to the same file */
   1314     if (streami != stream) {
   1315       const char *a = stream->config.out_fn;
   1316       const char *b = streami->config.out_fn;
   1317       if (!strcmp(a, b) && strcmp(a, "/dev/null") && strcmp(a, ":nul"))
   1318         fatal("Stream %d: duplicate output file (from stream %d)",
   1319               streami->index, stream->index);
   1320     }
   1321 
   1322     /* Check for two streams sharing a stats file. */
   1323     if (streami != stream) {
   1324       const char *a = stream->config.stats_fn;
   1325       const char *b = streami->config.stats_fn;
   1326       if (a && b && !strcmp(a, b))
   1327         fatal("Stream %d: duplicate stats file (from stream %d)",
   1328               streami->index, stream->index);
   1329     }
   1330 
   1331 #if CONFIG_FP_MB_STATS
   1332     /* Check for two streams sharing a mb stats file. */
   1333     if (streami != stream) {
   1334       const char *a = stream->config.fpmb_stats_fn;
   1335       const char *b = streami->config.fpmb_stats_fn;
   1336       if (a && b && !strcmp(a, b))
   1337         fatal("Stream %d: duplicate mb stats file (from stream %d)",
   1338               streami->index, stream->index);
   1339     }
   1340 #endif
   1341   }
   1342 }
   1343 
   1344 static void set_stream_dimensions(struct stream_state *stream, unsigned int w,
   1345                                   unsigned int h) {
   1346   if (!stream->config.cfg.g_w) {
   1347     if (!stream->config.cfg.g_h)
   1348       stream->config.cfg.g_w = w;
   1349     else
   1350       stream->config.cfg.g_w = w * stream->config.cfg.g_h / h;
   1351   }
   1352   if (!stream->config.cfg.g_h) {
   1353     stream->config.cfg.g_h = h * stream->config.cfg.g_w / w;
   1354   }
   1355 }
   1356 
   1357 static const char *file_type_to_string(enum VideoFileType t) {
   1358   switch (t) {
   1359     case FILE_TYPE_RAW: return "RAW";
   1360     case FILE_TYPE_Y4M: return "Y4M";
   1361     default: return "Other";
   1362   }
   1363 }
   1364 
   1365 static const char *image_format_to_string(vpx_img_fmt_t f) {
   1366   switch (f) {
   1367     case VPX_IMG_FMT_I420: return "I420";
   1368     case VPX_IMG_FMT_I422: return "I422";
   1369     case VPX_IMG_FMT_I444: return "I444";
   1370     case VPX_IMG_FMT_I440: return "I440";
   1371     case VPX_IMG_FMT_YV12: return "YV12";
   1372     case VPX_IMG_FMT_I42016: return "I42016";
   1373     case VPX_IMG_FMT_I42216: return "I42216";
   1374     case VPX_IMG_FMT_I44416: return "I44416";
   1375     case VPX_IMG_FMT_I44016: return "I44016";
   1376     default: return "Other";
   1377   }
   1378 }
   1379 
   1380 static void show_stream_config(struct stream_state *stream,
   1381                                struct VpxEncoderConfig *global,
   1382                                struct VpxInputContext *input) {
   1383 #define SHOW(field) \
   1384   fprintf(stderr, "    %-28s = %d\n", #field, stream->config.cfg.field)
   1385 
   1386   if (stream->index == 0) {
   1387     fprintf(stderr, "Codec: %s\n",
   1388             vpx_codec_iface_name(global->codec->codec_interface()));
   1389     fprintf(stderr, "Source file: %s File Type: %s Format: %s\n",
   1390             input->filename, file_type_to_string(input->file_type),
   1391             image_format_to_string(input->fmt));
   1392   }
   1393   if (stream->next || stream->index)
   1394     fprintf(stderr, "\nStream Index: %d\n", stream->index);
   1395   fprintf(stderr, "Destination file: %s\n", stream->config.out_fn);
   1396   fprintf(stderr, "Encoder parameters:\n");
   1397 
   1398   SHOW(g_usage);
   1399   SHOW(g_threads);
   1400   SHOW(g_profile);
   1401   SHOW(g_w);
   1402   SHOW(g_h);
   1403   SHOW(g_bit_depth);
   1404   SHOW(g_input_bit_depth);
   1405   SHOW(g_timebase.num);
   1406   SHOW(g_timebase.den);
   1407   SHOW(g_error_resilient);
   1408   SHOW(g_pass);
   1409   SHOW(g_lag_in_frames);
   1410   SHOW(rc_dropframe_thresh);
   1411   SHOW(rc_resize_allowed);
   1412   SHOW(rc_scaled_width);
   1413   SHOW(rc_scaled_height);
   1414   SHOW(rc_resize_up_thresh);
   1415   SHOW(rc_resize_down_thresh);
   1416   SHOW(rc_end_usage);
   1417   SHOW(rc_target_bitrate);
   1418   SHOW(rc_min_quantizer);
   1419   SHOW(rc_max_quantizer);
   1420   SHOW(rc_undershoot_pct);
   1421   SHOW(rc_overshoot_pct);
   1422   SHOW(rc_buf_sz);
   1423   SHOW(rc_buf_initial_sz);
   1424   SHOW(rc_buf_optimal_sz);
   1425   SHOW(rc_2pass_vbr_bias_pct);
   1426   SHOW(rc_2pass_vbr_minsection_pct);
   1427   SHOW(rc_2pass_vbr_maxsection_pct);
   1428   SHOW(kf_mode);
   1429   SHOW(kf_min_dist);
   1430   SHOW(kf_max_dist);
   1431 }
   1432 
   1433 static void open_output_file(struct stream_state *stream,
   1434                              struct VpxEncoderConfig *global,
   1435                              const struct VpxRational *pixel_aspect_ratio) {
   1436   const char *fn = stream->config.out_fn;
   1437   const struct vpx_codec_enc_cfg *const cfg = &stream->config.cfg;
   1438 
   1439   if (cfg->g_pass == VPX_RC_FIRST_PASS) return;
   1440 
   1441   stream->file = strcmp(fn, "-") ? fopen(fn, "wb") : set_binary_mode(stdout);
   1442 
   1443   if (!stream->file) fatal("Failed to open output file");
   1444 
   1445   if (stream->config.write_webm && fseek(stream->file, 0, SEEK_CUR))
   1446     fatal("WebM output to pipes not supported.");
   1447 
   1448 #if CONFIG_WEBM_IO
   1449   if (stream->config.write_webm) {
   1450     stream->webm_ctx.stream = stream->file;
   1451     write_webm_file_header(&stream->webm_ctx, cfg, stream->config.stereo_fmt,
   1452                            global->codec->fourcc, pixel_aspect_ratio);
   1453   }
   1454 #else
   1455   (void)pixel_aspect_ratio;
   1456 #endif
   1457 
   1458   if (!stream->config.write_webm) {
   1459     ivf_write_file_header(stream->file, cfg, global->codec->fourcc, 0);
   1460   }
   1461 }
   1462 
   1463 static void close_output_file(struct stream_state *stream,
   1464                               unsigned int fourcc) {
   1465   const struct vpx_codec_enc_cfg *const cfg = &stream->config.cfg;
   1466 
   1467   if (cfg->g_pass == VPX_RC_FIRST_PASS) return;
   1468 
   1469 #if CONFIG_WEBM_IO
   1470   if (stream->config.write_webm) {
   1471     write_webm_file_footer(&stream->webm_ctx);
   1472   }
   1473 #endif
   1474 
   1475   if (!stream->config.write_webm) {
   1476     if (!fseek(stream->file, 0, SEEK_SET))
   1477       ivf_write_file_header(stream->file, &stream->config.cfg, fourcc,
   1478                             stream->frames_out);
   1479   }
   1480 
   1481   fclose(stream->file);
   1482 }
   1483 
   1484 static void setup_pass(struct stream_state *stream,
   1485                        struct VpxEncoderConfig *global, int pass) {
   1486   if (stream->config.stats_fn) {
   1487     if (!stats_open_file(&stream->stats, stream->config.stats_fn, pass))
   1488       fatal("Failed to open statistics store");
   1489   } else {
   1490     if (!stats_open_mem(&stream->stats, pass))
   1491       fatal("Failed to open statistics store");
   1492   }
   1493 
   1494 #if CONFIG_FP_MB_STATS
   1495   if (stream->config.fpmb_stats_fn) {
   1496     if (!stats_open_file(&stream->fpmb_stats, stream->config.fpmb_stats_fn,
   1497                          pass))
   1498       fatal("Failed to open mb statistics store");
   1499   } else {
   1500     if (!stats_open_mem(&stream->fpmb_stats, pass))
   1501       fatal("Failed to open mb statistics store");
   1502   }
   1503 #endif
   1504 
   1505   stream->config.cfg.g_pass = global->passes == 2
   1506                                   ? pass ? VPX_RC_LAST_PASS : VPX_RC_FIRST_PASS
   1507                                   : VPX_RC_ONE_PASS;
   1508   if (pass) {
   1509     stream->config.cfg.rc_twopass_stats_in = stats_get(&stream->stats);
   1510 #if CONFIG_FP_MB_STATS
   1511     stream->config.cfg.rc_firstpass_mb_stats_in =
   1512         stats_get(&stream->fpmb_stats);
   1513 #endif
   1514   }
   1515 
   1516   stream->cx_time = 0;
   1517   stream->nbytes = 0;
   1518   stream->frames_out = 0;
   1519 }
   1520 
   1521 static void initialize_encoder(struct stream_state *stream,
   1522                                struct VpxEncoderConfig *global) {
   1523   int i;
   1524   int flags = 0;
   1525 
   1526   flags |= global->show_psnr ? VPX_CODEC_USE_PSNR : 0;
   1527   flags |= global->out_part ? VPX_CODEC_USE_OUTPUT_PARTITION : 0;
   1528 #if CONFIG_VP9_HIGHBITDEPTH
   1529   flags |= stream->config.use_16bit_internal ? VPX_CODEC_USE_HIGHBITDEPTH : 0;
   1530 #endif
   1531 
   1532   /* Construct Encoder Context */
   1533   vpx_codec_enc_init(&stream->encoder, global->codec->codec_interface(),
   1534                      &stream->config.cfg, flags);
   1535   ctx_exit_on_error(&stream->encoder, "Failed to initialize encoder");
   1536 
   1537   /* Note that we bypass the vpx_codec_control wrapper macro because
   1538    * we're being clever to store the control IDs in an array. Real
   1539    * applications will want to make use of the enumerations directly
   1540    */
   1541   for (i = 0; i < stream->config.arg_ctrl_cnt; i++) {
   1542     int ctrl = stream->config.arg_ctrls[i][0];
   1543     int value = stream->config.arg_ctrls[i][1];
   1544     if (vpx_codec_control_(&stream->encoder, ctrl, value))
   1545       fprintf(stderr, "Error: Tried to set control %d = %d\n", ctrl, value);
   1546 
   1547     ctx_exit_on_error(&stream->encoder, "Failed to control codec");
   1548   }
   1549 
   1550 #if CONFIG_DECODERS
   1551   if (global->test_decode != TEST_DECODE_OFF) {
   1552     const VpxInterface *decoder = get_vpx_decoder_by_name(global->codec->name);
   1553     vpx_codec_dec_init(&stream->decoder, decoder->codec_interface(), NULL, 0);
   1554   }
   1555 #endif
   1556 }
   1557 
   1558 static void encode_frame(struct stream_state *stream,
   1559                          struct VpxEncoderConfig *global, struct vpx_image *img,
   1560                          unsigned int frames_in) {
   1561   vpx_codec_pts_t frame_start, next_frame_start;
   1562   struct vpx_codec_enc_cfg *cfg = &stream->config.cfg;
   1563   struct vpx_usec_timer timer;
   1564 
   1565   frame_start =
   1566       (cfg->g_timebase.den * (int64_t)(frames_in - 1) * global->framerate.den) /
   1567       cfg->g_timebase.num / global->framerate.num;
   1568   next_frame_start =
   1569       (cfg->g_timebase.den * (int64_t)(frames_in)*global->framerate.den) /
   1570       cfg->g_timebase.num / global->framerate.num;
   1571 
   1572 /* Scale if necessary */
   1573 #if CONFIG_VP9_HIGHBITDEPTH
   1574   if (img) {
   1575     if ((img->fmt & VPX_IMG_FMT_HIGHBITDEPTH) &&
   1576         (img->d_w != cfg->g_w || img->d_h != cfg->g_h)) {
   1577       if (img->fmt != VPX_IMG_FMT_I42016) {
   1578         fprintf(stderr, "%s can only scale 4:2:0 inputs\n", exec_name);
   1579         exit(EXIT_FAILURE);
   1580       }
   1581 #if CONFIG_LIBYUV
   1582       if (!stream->img) {
   1583         stream->img =
   1584             vpx_img_alloc(NULL, VPX_IMG_FMT_I42016, cfg->g_w, cfg->g_h, 16);
   1585       }
   1586       I420Scale_16(
   1587           (uint16 *)img->planes[VPX_PLANE_Y], img->stride[VPX_PLANE_Y] / 2,
   1588           (uint16 *)img->planes[VPX_PLANE_U], img->stride[VPX_PLANE_U] / 2,
   1589           (uint16 *)img->planes[VPX_PLANE_V], img->stride[VPX_PLANE_V] / 2,
   1590           img->d_w, img->d_h, (uint16 *)stream->img->planes[VPX_PLANE_Y],
   1591           stream->img->stride[VPX_PLANE_Y] / 2,
   1592           (uint16 *)stream->img->planes[VPX_PLANE_U],
   1593           stream->img->stride[VPX_PLANE_U] / 2,
   1594           (uint16 *)stream->img->planes[VPX_PLANE_V],
   1595           stream->img->stride[VPX_PLANE_V] / 2, stream->img->d_w,
   1596           stream->img->d_h, kFilterBox);
   1597       img = stream->img;
   1598 #else
   1599       stream->encoder.err = 1;
   1600       ctx_exit_on_error(&stream->encoder,
   1601                         "Stream %d: Failed to encode frame.\n"
   1602                         "Scaling disabled in this configuration. \n"
   1603                         "To enable, configure with --enable-libyuv\n",
   1604                         stream->index);
   1605 #endif
   1606     }
   1607   }
   1608 #endif
   1609   if (img && (img->d_w != cfg->g_w || img->d_h != cfg->g_h)) {
   1610     if (img->fmt != VPX_IMG_FMT_I420 && img->fmt != VPX_IMG_FMT_YV12) {
   1611       fprintf(stderr, "%s can only scale 4:2:0 8bpp inputs\n", exec_name);
   1612       exit(EXIT_FAILURE);
   1613     }
   1614 #if CONFIG_LIBYUV
   1615     if (!stream->img)
   1616       stream->img =
   1617           vpx_img_alloc(NULL, VPX_IMG_FMT_I420, cfg->g_w, cfg->g_h, 16);
   1618     I420Scale(
   1619         img->planes[VPX_PLANE_Y], img->stride[VPX_PLANE_Y],
   1620         img->planes[VPX_PLANE_U], img->stride[VPX_PLANE_U],
   1621         img->planes[VPX_PLANE_V], img->stride[VPX_PLANE_V], img->d_w, img->d_h,
   1622         stream->img->planes[VPX_PLANE_Y], stream->img->stride[VPX_PLANE_Y],
   1623         stream->img->planes[VPX_PLANE_U], stream->img->stride[VPX_PLANE_U],
   1624         stream->img->planes[VPX_PLANE_V], stream->img->stride[VPX_PLANE_V],
   1625         stream->img->d_w, stream->img->d_h, kFilterBox);
   1626     img = stream->img;
   1627 #else
   1628     stream->encoder.err = 1;
   1629     ctx_exit_on_error(&stream->encoder,
   1630                       "Stream %d: Failed to encode frame.\n"
   1631                       "Scaling disabled in this configuration. \n"
   1632                       "To enable, configure with --enable-libyuv\n",
   1633                       stream->index);
   1634 #endif
   1635   }
   1636 
   1637   vpx_usec_timer_start(&timer);
   1638   vpx_codec_encode(&stream->encoder, img, frame_start,
   1639                    (unsigned long)(next_frame_start - frame_start), 0,
   1640                    global->deadline);
   1641   vpx_usec_timer_mark(&timer);
   1642   stream->cx_time += vpx_usec_timer_elapsed(&timer);
   1643   ctx_exit_on_error(&stream->encoder, "Stream %d: Failed to encode frame",
   1644                     stream->index);
   1645 }
   1646 
   1647 static void update_quantizer_histogram(struct stream_state *stream) {
   1648   if (stream->config.cfg.g_pass != VPX_RC_FIRST_PASS) {
   1649     int q;
   1650 
   1651     vpx_codec_control(&stream->encoder, VP8E_GET_LAST_QUANTIZER_64, &q);
   1652     ctx_exit_on_error(&stream->encoder, "Failed to read quantizer");
   1653     stream->counts[q]++;
   1654   }
   1655 }
   1656 
   1657 static void get_cx_data(struct stream_state *stream,
   1658                         struct VpxEncoderConfig *global, int *got_data) {
   1659   const vpx_codec_cx_pkt_t *pkt;
   1660   const struct vpx_codec_enc_cfg *cfg = &stream->config.cfg;
   1661   vpx_codec_iter_t iter = NULL;
   1662 
   1663   *got_data = 0;
   1664   while ((pkt = vpx_codec_get_cx_data(&stream->encoder, &iter))) {
   1665     static size_t fsize = 0;
   1666     static FileOffset ivf_header_pos = 0;
   1667 
   1668     switch (pkt->kind) {
   1669       case VPX_CODEC_CX_FRAME_PKT:
   1670         if (!(pkt->data.frame.flags & VPX_FRAME_IS_FRAGMENT)) {
   1671           stream->frames_out++;
   1672         }
   1673         if (!global->quiet)
   1674           fprintf(stderr, " %6luF", (unsigned long)pkt->data.frame.sz);
   1675 
   1676         update_rate_histogram(stream->rate_hist, cfg, pkt);
   1677 #if CONFIG_WEBM_IO
   1678         if (stream->config.write_webm) {
   1679           write_webm_block(&stream->webm_ctx, cfg, pkt);
   1680         }
   1681 #endif
   1682         if (!stream->config.write_webm) {
   1683           if (pkt->data.frame.partition_id <= 0) {
   1684             ivf_header_pos = ftello(stream->file);
   1685             fsize = pkt->data.frame.sz;
   1686 
   1687             ivf_write_frame_header(stream->file, pkt->data.frame.pts, fsize);
   1688           } else {
   1689             fsize += pkt->data.frame.sz;
   1690 
   1691             if (!(pkt->data.frame.flags & VPX_FRAME_IS_FRAGMENT)) {
   1692               const FileOffset currpos = ftello(stream->file);
   1693               fseeko(stream->file, ivf_header_pos, SEEK_SET);
   1694               ivf_write_frame_size(stream->file, fsize);
   1695               fseeko(stream->file, currpos, SEEK_SET);
   1696             }
   1697           }
   1698 
   1699           (void)fwrite(pkt->data.frame.buf, 1, pkt->data.frame.sz,
   1700                        stream->file);
   1701         }
   1702         stream->nbytes += pkt->data.raw.sz;
   1703 
   1704         *got_data = 1;
   1705 #if CONFIG_DECODERS
   1706         if (global->test_decode != TEST_DECODE_OFF && !stream->mismatch_seen) {
   1707           vpx_codec_decode(&stream->decoder, pkt->data.frame.buf,
   1708                            (unsigned int)pkt->data.frame.sz, NULL, 0);
   1709           if (stream->decoder.err) {
   1710             warn_or_exit_on_error(&stream->decoder,
   1711                                   global->test_decode == TEST_DECODE_FATAL,
   1712                                   "Failed to decode frame %d in stream %d",
   1713                                   stream->frames_out + 1, stream->index);
   1714             stream->mismatch_seen = stream->frames_out + 1;
   1715           }
   1716         }
   1717 #endif
   1718         break;
   1719       case VPX_CODEC_STATS_PKT:
   1720         stream->frames_out++;
   1721         stats_write(&stream->stats, pkt->data.twopass_stats.buf,
   1722                     pkt->data.twopass_stats.sz);
   1723         stream->nbytes += pkt->data.raw.sz;
   1724         break;
   1725 #if CONFIG_FP_MB_STATS
   1726       case VPX_CODEC_FPMB_STATS_PKT:
   1727         stats_write(&stream->fpmb_stats, pkt->data.firstpass_mb_stats.buf,
   1728                     pkt->data.firstpass_mb_stats.sz);
   1729         stream->nbytes += pkt->data.raw.sz;
   1730         break;
   1731 #endif
   1732       case VPX_CODEC_PSNR_PKT:
   1733 
   1734         if (global->show_psnr) {
   1735           int i;
   1736 
   1737           stream->psnr_sse_total += pkt->data.psnr.sse[0];
   1738           stream->psnr_samples_total += pkt->data.psnr.samples[0];
   1739           for (i = 0; i < 4; i++) {
   1740             if (!global->quiet)
   1741               fprintf(stderr, "%.3f ", pkt->data.psnr.psnr[i]);
   1742             stream->psnr_totals[i] += pkt->data.psnr.psnr[i];
   1743           }
   1744           stream->psnr_count++;
   1745         }
   1746 
   1747         break;
   1748       default: break;
   1749     }
   1750   }
   1751 }
   1752 
   1753 static void show_psnr(struct stream_state *stream, double peak) {
   1754   int i;
   1755   double ovpsnr;
   1756 
   1757   if (!stream->psnr_count) return;
   1758 
   1759   fprintf(stderr, "Stream %d PSNR (Overall/Avg/Y/U/V)", stream->index);
   1760   ovpsnr = sse_to_psnr((double)stream->psnr_samples_total, peak,
   1761                        (double)stream->psnr_sse_total);
   1762   fprintf(stderr, " %.3f", ovpsnr);
   1763 
   1764   for (i = 0; i < 4; i++) {
   1765     fprintf(stderr, " %.3f", stream->psnr_totals[i] / stream->psnr_count);
   1766   }
   1767   fprintf(stderr, "\n");
   1768 }
   1769 
   1770 static float usec_to_fps(uint64_t usec, unsigned int frames) {
   1771   return (float)(usec > 0 ? frames * 1000000.0 / (float)usec : 0);
   1772 }
   1773 
   1774 static void test_decode(struct stream_state *stream,
   1775                         enum TestDecodeFatality fatal,
   1776                         const VpxInterface *codec) {
   1777   vpx_image_t enc_img, dec_img;
   1778 
   1779   if (stream->mismatch_seen) return;
   1780 
   1781   /* Get the internal reference frame */
   1782   if (strcmp(codec->name, "vp8") == 0) {
   1783     struct vpx_ref_frame ref_enc, ref_dec;
   1784     int width, height;
   1785 
   1786     width = (stream->config.cfg.g_w + 15) & ~15;
   1787     height = (stream->config.cfg.g_h + 15) & ~15;
   1788     vpx_img_alloc(&ref_enc.img, VPX_IMG_FMT_I420, width, height, 1);
   1789     enc_img = ref_enc.img;
   1790     vpx_img_alloc(&ref_dec.img, VPX_IMG_FMT_I420, width, height, 1);
   1791     dec_img = ref_dec.img;
   1792 
   1793     ref_enc.frame_type = VP8_LAST_FRAME;
   1794     ref_dec.frame_type = VP8_LAST_FRAME;
   1795     vpx_codec_control(&stream->encoder, VP8_COPY_REFERENCE, &ref_enc);
   1796     vpx_codec_control(&stream->decoder, VP8_COPY_REFERENCE, &ref_dec);
   1797   } else {
   1798     struct vp9_ref_frame ref_enc, ref_dec;
   1799 
   1800     ref_enc.idx = 0;
   1801     ref_dec.idx = 0;
   1802     vpx_codec_control(&stream->encoder, VP9_GET_REFERENCE, &ref_enc);
   1803     enc_img = ref_enc.img;
   1804     vpx_codec_control(&stream->decoder, VP9_GET_REFERENCE, &ref_dec);
   1805     dec_img = ref_dec.img;
   1806 #if CONFIG_VP9_HIGHBITDEPTH
   1807     if ((enc_img.fmt & VPX_IMG_FMT_HIGHBITDEPTH) !=
   1808         (dec_img.fmt & VPX_IMG_FMT_HIGHBITDEPTH)) {
   1809       if (enc_img.fmt & VPX_IMG_FMT_HIGHBITDEPTH) {
   1810         vpx_img_alloc(&enc_img, enc_img.fmt - VPX_IMG_FMT_HIGHBITDEPTH,
   1811                       enc_img.d_w, enc_img.d_h, 16);
   1812         vpx_img_truncate_16_to_8(&enc_img, &ref_enc.img);
   1813       }
   1814       if (dec_img.fmt & VPX_IMG_FMT_HIGHBITDEPTH) {
   1815         vpx_img_alloc(&dec_img, dec_img.fmt - VPX_IMG_FMT_HIGHBITDEPTH,
   1816                       dec_img.d_w, dec_img.d_h, 16);
   1817         vpx_img_truncate_16_to_8(&dec_img, &ref_dec.img);
   1818       }
   1819     }
   1820 #endif
   1821   }
   1822   ctx_exit_on_error(&stream->encoder, "Failed to get encoder reference frame");
   1823   ctx_exit_on_error(&stream->decoder, "Failed to get decoder reference frame");
   1824 
   1825   if (!compare_img(&enc_img, &dec_img)) {
   1826     int y[4], u[4], v[4];
   1827 #if CONFIG_VP9_HIGHBITDEPTH
   1828     if (enc_img.fmt & VPX_IMG_FMT_HIGHBITDEPTH) {
   1829       find_mismatch_high(&enc_img, &dec_img, y, u, v);
   1830     } else {
   1831       find_mismatch(&enc_img, &dec_img, y, u, v);
   1832     }
   1833 #else
   1834     find_mismatch(&enc_img, &dec_img, y, u, v);
   1835 #endif
   1836     stream->decoder.err = 1;
   1837     warn_or_exit_on_error(&stream->decoder, fatal == TEST_DECODE_FATAL,
   1838                           "Stream %d: Encode/decode mismatch on frame %d at"
   1839                           " Y[%d, %d] {%d/%d},"
   1840                           " U[%d, %d] {%d/%d},"
   1841                           " V[%d, %d] {%d/%d}",
   1842                           stream->index, stream->frames_out, y[0], y[1], y[2],
   1843                           y[3], u[0], u[1], u[2], u[3], v[0], v[1], v[2], v[3]);
   1844     stream->mismatch_seen = stream->frames_out;
   1845   }
   1846 
   1847   vpx_img_free(&enc_img);
   1848   vpx_img_free(&dec_img);
   1849 }
   1850 
   1851 static void print_time(const char *label, int64_t etl) {
   1852   int64_t hours;
   1853   int64_t mins;
   1854   int64_t secs;
   1855 
   1856   if (etl >= 0) {
   1857     hours = etl / 3600;
   1858     etl -= hours * 3600;
   1859     mins = etl / 60;
   1860     etl -= mins * 60;
   1861     secs = etl;
   1862 
   1863     fprintf(stderr, "[%3s %2" PRId64 ":%02" PRId64 ":%02" PRId64 "] ", label,
   1864             hours, mins, secs);
   1865   } else {
   1866     fprintf(stderr, "[%3s  unknown] ", label);
   1867   }
   1868 }
   1869 
   1870 int main(int argc, const char **argv_) {
   1871   int pass;
   1872   vpx_image_t raw;
   1873 #if CONFIG_VP9_HIGHBITDEPTH
   1874   vpx_image_t raw_shift;
   1875   int allocated_raw_shift = 0;
   1876   int use_16bit_internal = 0;
   1877   int input_shift = 0;
   1878 #endif
   1879   int frame_avail, got_data;
   1880 
   1881   struct VpxInputContext input;
   1882   struct VpxEncoderConfig global;
   1883   struct stream_state *streams = NULL;
   1884   char **argv, **argi;
   1885   uint64_t cx_time = 0;
   1886   int stream_cnt = 0;
   1887   int res = 0;
   1888 
   1889   memset(&input, 0, sizeof(input));
   1890   exec_name = argv_[0];
   1891 
   1892   if (argc < 3) usage_exit();
   1893 
   1894   /* Setup default input stream settings */
   1895   input.framerate.numerator = 30;
   1896   input.framerate.denominator = 1;
   1897   input.only_i420 = 1;
   1898   input.bit_depth = 0;
   1899 
   1900   /* First parse the global configuration values, because we want to apply
   1901    * other parameters on top of the default configuration provided by the
   1902    * codec.
   1903    */
   1904   argv = argv_dup(argc - 1, argv_ + 1);
   1905   parse_global_config(&global, argv);
   1906 
   1907   switch (global.color_type) {
   1908     case I420: input.fmt = VPX_IMG_FMT_I420; break;
   1909     case I422: input.fmt = VPX_IMG_FMT_I422; break;
   1910     case I444: input.fmt = VPX_IMG_FMT_I444; break;
   1911     case I440: input.fmt = VPX_IMG_FMT_I440; break;
   1912     case YV12: input.fmt = VPX_IMG_FMT_YV12; break;
   1913   }
   1914 
   1915   {
   1916     /* Now parse each stream's parameters. Using a local scope here
   1917      * due to the use of 'stream' as loop variable in FOREACH_STREAM
   1918      * loops
   1919      */
   1920     struct stream_state *stream = NULL;
   1921 
   1922     do {
   1923       stream = new_stream(&global, stream);
   1924       stream_cnt++;
   1925       if (!streams) streams = stream;
   1926     } while (parse_stream_params(&global, stream, argv));
   1927   }
   1928 
   1929   /* Check for unrecognized options */
   1930   for (argi = argv; *argi; argi++)
   1931     if (argi[0][0] == '-' && argi[0][1])
   1932       die("Error: Unrecognized option %s\n", *argi);
   1933 
   1934   FOREACH_STREAM(check_encoder_config(global.disable_warning_prompt, &global,
   1935                                       &stream->config.cfg););
   1936 
   1937   /* Handle non-option arguments */
   1938   input.filename = argv[0];
   1939 
   1940   if (!input.filename) usage_exit();
   1941 
   1942   /* Decide if other chroma subsamplings than 4:2:0 are supported */
   1943   if (global.codec->fourcc == VP9_FOURCC) input.only_i420 = 0;
   1944 
   1945   for (pass = global.pass ? global.pass - 1 : 0; pass < global.passes; pass++) {
   1946     int frames_in = 0, seen_frames = 0;
   1947     int64_t estimated_time_left = -1;
   1948     int64_t average_rate = -1;
   1949     int64_t lagged_count = 0;
   1950 
   1951     open_input_file(&input);
   1952 
   1953     /* If the input file doesn't specify its w/h (raw files), try to get
   1954      * the data from the first stream's configuration.
   1955      */
   1956     if (!input.width || !input.height) {
   1957       FOREACH_STREAM({
   1958         if (stream->config.cfg.g_w && stream->config.cfg.g_h) {
   1959           input.width = stream->config.cfg.g_w;
   1960           input.height = stream->config.cfg.g_h;
   1961           break;
   1962         }
   1963       });
   1964     }
   1965 
   1966     /* Update stream configurations from the input file's parameters */
   1967     if (!input.width || !input.height)
   1968       fatal(
   1969           "Specify stream dimensions with --width (-w) "
   1970           " and --height (-h)");
   1971 
   1972     /* If input file does not specify bit-depth but input-bit-depth parameter
   1973      * exists, assume that to be the input bit-depth. However, if the
   1974      * input-bit-depth paramter does not exist, assume the input bit-depth
   1975      * to be the same as the codec bit-depth.
   1976      */
   1977     if (!input.bit_depth) {
   1978       FOREACH_STREAM({
   1979         if (stream->config.cfg.g_input_bit_depth)
   1980           input.bit_depth = stream->config.cfg.g_input_bit_depth;
   1981         else
   1982           input.bit_depth = stream->config.cfg.g_input_bit_depth =
   1983               (int)stream->config.cfg.g_bit_depth;
   1984       });
   1985       if (input.bit_depth > 8) input.fmt |= VPX_IMG_FMT_HIGHBITDEPTH;
   1986     } else {
   1987       FOREACH_STREAM(
   1988           { stream->config.cfg.g_input_bit_depth = input.bit_depth; });
   1989     }
   1990 
   1991     FOREACH_STREAM(set_stream_dimensions(stream, input.width, input.height));
   1992     FOREACH_STREAM(validate_stream_config(stream, &global));
   1993 
   1994     /* Ensure that --passes and --pass are consistent. If --pass is set and
   1995      * --passes=2, ensure --fpf was set.
   1996      */
   1997     if (global.pass && global.passes == 2)
   1998       FOREACH_STREAM({
   1999         if (!stream->config.stats_fn)
   2000           die("Stream %d: Must specify --fpf when --pass=%d"
   2001               " and --passes=2\n",
   2002               stream->index, global.pass);
   2003       });
   2004 
   2005 #if !CONFIG_WEBM_IO
   2006     FOREACH_STREAM({
   2007       if (stream->config.write_webm) {
   2008         stream->config.write_webm = 0;
   2009         warn(
   2010             "vpxenc was compiled without WebM container support."
   2011             "Producing IVF output");
   2012       }
   2013     });
   2014 #endif
   2015 
   2016     /* Use the frame rate from the file only if none was specified
   2017      * on the command-line.
   2018      */
   2019     if (!global.have_framerate) {
   2020       global.framerate.num = input.framerate.numerator;
   2021       global.framerate.den = input.framerate.denominator;
   2022       FOREACH_STREAM(stream->config.cfg.g_timebase.den = global.framerate.num;
   2023                      stream->config.cfg.g_timebase.num = global.framerate.den);
   2024     }
   2025 
   2026     /* Show configuration */
   2027     if (global.verbose && pass == 0)
   2028       FOREACH_STREAM(show_stream_config(stream, &global, &input));
   2029 
   2030     if (pass == (global.pass ? global.pass - 1 : 0)) {
   2031       if (input.file_type == FILE_TYPE_Y4M)
   2032         /*The Y4M reader does its own allocation.
   2033           Just initialize this here to avoid problems if we never read any
   2034            frames.*/
   2035         memset(&raw, 0, sizeof(raw));
   2036       else
   2037         vpx_img_alloc(&raw, input.fmt, input.width, input.height, 32);
   2038 
   2039       FOREACH_STREAM(stream->rate_hist = init_rate_histogram(
   2040                          &stream->config.cfg, &global.framerate));
   2041     }
   2042 
   2043     FOREACH_STREAM(setup_pass(stream, &global, pass));
   2044     FOREACH_STREAM(
   2045         open_output_file(stream, &global, &input.pixel_aspect_ratio));
   2046     FOREACH_STREAM(initialize_encoder(stream, &global));
   2047 
   2048 #if CONFIG_VP9_HIGHBITDEPTH
   2049     if (strcmp(global.codec->name, "vp9") == 0) {
   2050       // Check to see if at least one stream uses 16 bit internal.
   2051       // Currently assume that the bit_depths for all streams using
   2052       // highbitdepth are the same.
   2053       FOREACH_STREAM({
   2054         if (stream->config.use_16bit_internal) {
   2055           use_16bit_internal = 1;
   2056         }
   2057         if (stream->config.cfg.g_profile == 0) {
   2058           input_shift = 0;
   2059         } else {
   2060           input_shift = (int)stream->config.cfg.g_bit_depth -
   2061                         stream->config.cfg.g_input_bit_depth;
   2062         }
   2063       });
   2064     }
   2065 #endif
   2066 
   2067     frame_avail = 1;
   2068     got_data = 0;
   2069 
   2070     while (frame_avail || got_data) {
   2071       struct vpx_usec_timer timer;
   2072 
   2073       if (!global.limit || frames_in < global.limit) {
   2074         frame_avail = read_frame(&input, &raw);
   2075 
   2076         if (frame_avail) frames_in++;
   2077         seen_frames =
   2078             frames_in > global.skip_frames ? frames_in - global.skip_frames : 0;
   2079 
   2080         if (!global.quiet) {
   2081           float fps = usec_to_fps(cx_time, seen_frames);
   2082           fprintf(stderr, "\rPass %d/%d ", pass + 1, global.passes);
   2083 
   2084           if (stream_cnt == 1)
   2085             fprintf(stderr, "frame %4d/%-4d %7" PRId64 "B ", frames_in,
   2086                     streams->frames_out, (int64_t)streams->nbytes);
   2087           else
   2088             fprintf(stderr, "frame %4d ", frames_in);
   2089 
   2090           fprintf(stderr, "%7" PRId64 " %s %.2f %s ",
   2091                   cx_time > 9999999 ? cx_time / 1000 : cx_time,
   2092                   cx_time > 9999999 ? "ms" : "us", fps >= 1.0 ? fps : fps * 60,
   2093                   fps >= 1.0 ? "fps" : "fpm");
   2094           print_time("ETA", estimated_time_left);
   2095         }
   2096 
   2097       } else
   2098         frame_avail = 0;
   2099 
   2100       if (frames_in > global.skip_frames) {
   2101 #if CONFIG_VP9_HIGHBITDEPTH
   2102         vpx_image_t *frame_to_encode;
   2103         if (input_shift || (use_16bit_internal && input.bit_depth == 8)) {
   2104           assert(use_16bit_internal);
   2105           // Input bit depth and stream bit depth do not match, so up
   2106           // shift frame to stream bit depth
   2107           if (!allocated_raw_shift) {
   2108             vpx_img_alloc(&raw_shift, raw.fmt | VPX_IMG_FMT_HIGHBITDEPTH,
   2109                           input.width, input.height, 32);
   2110             allocated_raw_shift = 1;
   2111           }
   2112           vpx_img_upshift(&raw_shift, &raw, input_shift);
   2113           frame_to_encode = &raw_shift;
   2114         } else {
   2115           frame_to_encode = &raw;
   2116         }
   2117         vpx_usec_timer_start(&timer);
   2118         if (use_16bit_internal) {
   2119           assert(frame_to_encode->fmt & VPX_IMG_FMT_HIGHBITDEPTH);
   2120           FOREACH_STREAM({
   2121             if (stream->config.use_16bit_internal)
   2122               encode_frame(stream, &global,
   2123                            frame_avail ? frame_to_encode : NULL, frames_in);
   2124             else
   2125               assert(0);
   2126           });
   2127         } else {
   2128           assert((frame_to_encode->fmt & VPX_IMG_FMT_HIGHBITDEPTH) == 0);
   2129           FOREACH_STREAM(encode_frame(stream, &global,
   2130                                       frame_avail ? frame_to_encode : NULL,
   2131                                       frames_in));
   2132         }
   2133 #else
   2134         vpx_usec_timer_start(&timer);
   2135         FOREACH_STREAM(encode_frame(stream, &global, frame_avail ? &raw : NULL,
   2136                                     frames_in));
   2137 #endif
   2138         vpx_usec_timer_mark(&timer);
   2139         cx_time += vpx_usec_timer_elapsed(&timer);
   2140 
   2141         FOREACH_STREAM(update_quantizer_histogram(stream));
   2142 
   2143         got_data = 0;
   2144         FOREACH_STREAM(get_cx_data(stream, &global, &got_data));
   2145 
   2146         if (!got_data && input.length && streams != NULL &&
   2147             !streams->frames_out) {
   2148           lagged_count = global.limit ? seen_frames : ftello(input.file);
   2149         } else if (input.length) {
   2150           int64_t remaining;
   2151           int64_t rate;
   2152 
   2153           if (global.limit) {
   2154             const int64_t frame_in_lagged = (seen_frames - lagged_count) * 1000;
   2155 
   2156             rate = cx_time ? frame_in_lagged * (int64_t)1000000 / cx_time : 0;
   2157             remaining = 1000 * (global.limit - global.skip_frames -
   2158                                 seen_frames + lagged_count);
   2159           } else {
   2160             const int64_t input_pos = ftello(input.file);
   2161             const int64_t input_pos_lagged = input_pos - lagged_count;
   2162             const int64_t limit = input.length;
   2163 
   2164             rate = cx_time ? input_pos_lagged * (int64_t)1000000 / cx_time : 0;
   2165             remaining = limit - input_pos + lagged_count;
   2166           }
   2167 
   2168           average_rate =
   2169               (average_rate <= 0) ? rate : (average_rate * 7 + rate) / 8;
   2170           estimated_time_left = average_rate ? remaining / average_rate : -1;
   2171         }
   2172 
   2173         if (got_data && global.test_decode != TEST_DECODE_OFF)
   2174           FOREACH_STREAM(test_decode(stream, global.test_decode, global.codec));
   2175       }
   2176 
   2177       fflush(stdout);
   2178       if (!global.quiet) fprintf(stderr, "\033[K");
   2179     }
   2180 
   2181     if (stream_cnt > 1) fprintf(stderr, "\n");
   2182 
   2183     if (!global.quiet) {
   2184       FOREACH_STREAM(fprintf(
   2185           stderr, "\rPass %d/%d frame %4d/%-4d %7" PRId64 "B %7" PRId64
   2186                   "b/f %7" PRId64 "b/s"
   2187                   " %7" PRId64 " %s (%.2f fps)\033[K\n",
   2188           pass + 1, global.passes, frames_in, stream->frames_out,
   2189           (int64_t)stream->nbytes,
   2190           seen_frames ? (int64_t)(stream->nbytes * 8 / seen_frames) : 0,
   2191           seen_frames
   2192               ? (int64_t)stream->nbytes * 8 * (int64_t)global.framerate.num /
   2193                     global.framerate.den / seen_frames
   2194               : 0,
   2195           stream->cx_time > 9999999 ? stream->cx_time / 1000 : stream->cx_time,
   2196           stream->cx_time > 9999999 ? "ms" : "us",
   2197           usec_to_fps(stream->cx_time, seen_frames)));
   2198     }
   2199 
   2200     if (global.show_psnr) {
   2201       if (global.codec->fourcc == VP9_FOURCC) {
   2202         FOREACH_STREAM(
   2203             show_psnr(stream, (1 << stream->config.cfg.g_input_bit_depth) - 1));
   2204       } else {
   2205         FOREACH_STREAM(show_psnr(stream, 255.0));
   2206       }
   2207     }
   2208 
   2209     FOREACH_STREAM(vpx_codec_destroy(&stream->encoder));
   2210 
   2211     if (global.test_decode != TEST_DECODE_OFF) {
   2212       FOREACH_STREAM(vpx_codec_destroy(&stream->decoder));
   2213     }
   2214 
   2215     close_input_file(&input);
   2216 
   2217     if (global.test_decode == TEST_DECODE_FATAL) {
   2218       FOREACH_STREAM(res |= stream->mismatch_seen);
   2219     }
   2220     FOREACH_STREAM(close_output_file(stream, global.codec->fourcc));
   2221 
   2222     FOREACH_STREAM(stats_close(&stream->stats, global.passes - 1));
   2223 
   2224 #if CONFIG_FP_MB_STATS
   2225     FOREACH_STREAM(stats_close(&stream->fpmb_stats, global.passes - 1));
   2226 #endif
   2227 
   2228     if (global.pass) break;
   2229   }
   2230 
   2231   if (global.show_q_hist_buckets)
   2232     FOREACH_STREAM(
   2233         show_q_histogram(stream->counts, global.show_q_hist_buckets));
   2234 
   2235   if (global.show_rate_hist_buckets)
   2236     FOREACH_STREAM(show_rate_histogram(stream->rate_hist, &stream->config.cfg,
   2237                                        global.show_rate_hist_buckets));
   2238   FOREACH_STREAM(destroy_rate_histogram(stream->rate_hist));
   2239 
   2240 #if CONFIG_INTERNAL_STATS
   2241   /* TODO(jkoleszar): This doesn't belong in this executable. Do it for now,
   2242    * to match some existing utilities.
   2243    */
   2244   if (!(global.pass == 1 && global.passes == 2))
   2245     FOREACH_STREAM({
   2246       FILE *f = fopen("opsnr.stt", "a");
   2247       if (stream->mismatch_seen) {
   2248         fprintf(f, "First mismatch occurred in frame %d\n",
   2249                 stream->mismatch_seen);
   2250       } else {
   2251         fprintf(f, "No mismatch detected in recon buffers\n");
   2252       }
   2253       fclose(f);
   2254     });
   2255 #endif
   2256 
   2257 #if CONFIG_VP9_HIGHBITDEPTH
   2258   if (allocated_raw_shift) vpx_img_free(&raw_shift);
   2259 #endif
   2260   vpx_img_free(&raw);
   2261   free(argv);
   2262   free(streams);
   2263   return res ? EXIT_FAILURE : EXIT_SUCCESS;
   2264 }
   2265