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 
wrap_fwrite(const void * ptr,size_t size,size_t nmemb,FILE * stream)53 static size_t wrap_fwrite(const void *ptr, size_t size, size_t nmemb,
54                           FILE *stream) {
55   return fwrite(ptr, size, nmemb, stream);
56 }
57 #define fwrite wrap_fwrite
58 
59 static const char *exec_name;
60 
warn_or_exit_on_errorv(vpx_codec_ctx_t * ctx,int fatal,const char * s,va_list ap)61 static void warn_or_exit_on_errorv(vpx_codec_ctx_t *ctx, int fatal,
62                                    const char *s, va_list ap) {
63   if (ctx->err) {
64     const char *detail = vpx_codec_error_detail(ctx);
65 
66     vfprintf(stderr, s, ap);
67     fprintf(stderr, ": %s\n", vpx_codec_error(ctx));
68 
69     if (detail) fprintf(stderr, "    %s\n", detail);
70 
71     if (fatal) exit(EXIT_FAILURE);
72   }
73 }
74 
ctx_exit_on_error(vpx_codec_ctx_t * ctx,const char * s,...)75 static void ctx_exit_on_error(vpx_codec_ctx_t *ctx, const char *s, ...) {
76   va_list ap;
77 
78   va_start(ap, s);
79   warn_or_exit_on_errorv(ctx, 1, s, ap);
80   va_end(ap);
81 }
82 
warn_or_exit_on_error(vpx_codec_ctx_t * ctx,int fatal,const char * s,...)83 static void warn_or_exit_on_error(vpx_codec_ctx_t *ctx, int fatal,
84                                   const char *s, ...) {
85   va_list ap;
86 
87   va_start(ap, s);
88   warn_or_exit_on_errorv(ctx, fatal, s, ap);
89   va_end(ap);
90 }
91 
92 static const arg_def_t help =
93     ARG_DEF(NULL, "help", 0, "Show usage options and exit");
94 static const arg_def_t debugmode =
95     ARG_DEF("D", "debug", 0, "Debug mode (makes output deterministic)");
96 static const arg_def_t outputfile =
97     ARG_DEF("o", "output", 1, "Output filename");
98 static const arg_def_t use_yv12 =
99     ARG_DEF(NULL, "yv12", 0, "Input file is YV12 ");
100 static const arg_def_t use_i420 =
101     ARG_DEF(NULL, "i420", 0, "Input file is I420 (default)");
102 static const arg_def_t use_i422 =
103     ARG_DEF(NULL, "i422", 0, "Input file is I422");
104 static const arg_def_t use_i444 =
105     ARG_DEF(NULL, "i444", 0, "Input file is I444");
106 static const arg_def_t use_i440 =
107     ARG_DEF(NULL, "i440", 0, "Input file is I440");
108 static const arg_def_t codecarg = ARG_DEF(NULL, "codec", 1, "Codec to use");
109 static const arg_def_t passes =
110     ARG_DEF("p", "passes", 1, "Number of passes (1/2)");
111 static const arg_def_t pass_arg =
112     ARG_DEF(NULL, "pass", 1, "Pass to execute (1/2)");
113 static const arg_def_t fpf_name =
114     ARG_DEF(NULL, "fpf", 1, "First pass statistics file name");
115 #if CONFIG_FP_MB_STATS
116 static const arg_def_t fpmbf_name =
117     ARG_DEF(NULL, "fpmbf", 1, "First pass block statistics file name");
118 #endif
119 static const arg_def_t limit =
120     ARG_DEF(NULL, "limit", 1, "Stop encoding after n input frames");
121 static const arg_def_t skip =
122     ARG_DEF(NULL, "skip", 1, "Skip the first n input frames");
123 static const arg_def_t deadline =
124     ARG_DEF("d", "deadline", 1, "Deadline per frame (usec)");
125 static const arg_def_t best_dl =
126     ARG_DEF(NULL, "best", 0, "Use Best Quality Deadline");
127 static const arg_def_t good_dl =
128     ARG_DEF(NULL, "good", 0, "Use Good Quality Deadline");
129 static const arg_def_t rt_dl =
130     ARG_DEF(NULL, "rt", 0, "Use Realtime Quality Deadline");
131 static const arg_def_t quietarg =
132     ARG_DEF("q", "quiet", 0, "Do not print encode progress");
133 static const arg_def_t verbosearg =
134     ARG_DEF("v", "verbose", 0, "Show encoder parameters");
135 static const arg_def_t psnrarg =
136     ARG_DEF(NULL, "psnr", 0, "Show PSNR in status line");
137 
138 static const struct arg_enum_list test_decode_enum[] = {
139   { "off", TEST_DECODE_OFF },
140   { "fatal", TEST_DECODE_FATAL },
141   { "warn", TEST_DECODE_WARN },
142   { NULL, 0 }
143 };
144 static const arg_def_t recontest = ARG_DEF_ENUM(
145     NULL, "test-decode", 1, "Test encode/decode mismatch", test_decode_enum);
146 static const arg_def_t framerate =
147     ARG_DEF(NULL, "fps", 1, "Stream frame rate (rate/scale)");
148 static const arg_def_t use_webm =
149     ARG_DEF(NULL, "webm", 0, "Output WebM (default when WebM IO is enabled)");
150 static const arg_def_t use_ivf = ARG_DEF(NULL, "ivf", 0, "Output IVF");
151 static const arg_def_t out_part =
152     ARG_DEF("P", "output-partitions", 0,
153             "Makes encoder output partitions. Requires IVF output!");
154 static const arg_def_t q_hist_n =
155     ARG_DEF(NULL, "q-hist", 1, "Show quantizer histogram (n-buckets)");
156 static const arg_def_t rate_hist_n =
157     ARG_DEF(NULL, "rate-hist", 1, "Show rate histogram (n-buckets)");
158 static const arg_def_t disable_warnings =
159     ARG_DEF(NULL, "disable-warnings", 0,
160             "Disable warnings about potentially incorrect encode settings.");
161 static const arg_def_t disable_warning_prompt =
162     ARG_DEF("y", "disable-warning-prompt", 0,
163             "Display warnings, but do not prompt user to continue.");
164 
165 #if CONFIG_VP9_HIGHBITDEPTH
166 static const arg_def_t test16bitinternalarg = ARG_DEF(
167     NULL, "test-16bit-internal", 0, "Force use of 16 bit internal buffer");
168 #endif
169 
170 static const arg_def_t *main_args[] = { &help,
171                                         &debugmode,
172                                         &outputfile,
173                                         &codecarg,
174                                         &passes,
175                                         &pass_arg,
176                                         &fpf_name,
177                                         &limit,
178                                         &skip,
179                                         &deadline,
180                                         &best_dl,
181                                         &good_dl,
182                                         &rt_dl,
183                                         &quietarg,
184                                         &verbosearg,
185                                         &psnrarg,
186                                         &use_webm,
187                                         &use_ivf,
188                                         &out_part,
189                                         &q_hist_n,
190                                         &rate_hist_n,
191                                         &disable_warnings,
192                                         &disable_warning_prompt,
193                                         &recontest,
194                                         NULL };
195 
196 static const arg_def_t usage =
197     ARG_DEF("u", "usage", 1, "Usage profile number to use");
198 static const arg_def_t threads =
199     ARG_DEF("t", "threads", 1, "Max number of threads to use");
200 static const arg_def_t profile =
201     ARG_DEF(NULL, "profile", 1, "Bitstream profile number to use");
202 static const arg_def_t width = ARG_DEF("w", "width", 1, "Frame width");
203 static const arg_def_t height = ARG_DEF("h", "height", 1, "Frame height");
204 #if CONFIG_WEBM_IO
205 static const struct arg_enum_list stereo_mode_enum[] = {
206   { "mono", STEREO_FORMAT_MONO },
207   { "left-right", STEREO_FORMAT_LEFT_RIGHT },
208   { "bottom-top", STEREO_FORMAT_BOTTOM_TOP },
209   { "top-bottom", STEREO_FORMAT_TOP_BOTTOM },
210   { "right-left", STEREO_FORMAT_RIGHT_LEFT },
211   { NULL, 0 }
212 };
213 static const arg_def_t stereo_mode = ARG_DEF_ENUM(
214     NULL, "stereo-mode", 1, "Stereo 3D video format", stereo_mode_enum);
215 #endif
216 static const arg_def_t timebase = ARG_DEF(
217     NULL, "timebase", 1, "Output timestamp precision (fractional seconds)");
218 static const arg_def_t error_resilient =
219     ARG_DEF(NULL, "error-resilient", 1, "Enable error resiliency features");
220 static const arg_def_t lag_in_frames =
221     ARG_DEF(NULL, "lag-in-frames", 1, "Max number of frames to lag");
222 
223 static const arg_def_t *global_args[] = { &use_yv12,
224                                           &use_i420,
225                                           &use_i422,
226                                           &use_i444,
227                                           &use_i440,
228                                           &usage,
229                                           &threads,
230                                           &profile,
231                                           &width,
232                                           &height,
233 #if CONFIG_WEBM_IO
234                                           &stereo_mode,
235 #endif
236                                           &timebase,
237                                           &framerate,
238                                           &error_resilient,
239 #if CONFIG_VP9_HIGHBITDEPTH
240                                           &test16bitinternalarg,
241 #endif
242                                           &lag_in_frames,
243                                           NULL };
244 
245 static const arg_def_t dropframe_thresh =
246     ARG_DEF(NULL, "drop-frame", 1, "Temporal resampling threshold (buf %)");
247 static const arg_def_t resize_allowed =
248     ARG_DEF(NULL, "resize-allowed", 1, "Spatial resampling enabled (bool)");
249 static const arg_def_t resize_width =
250     ARG_DEF(NULL, "resize-width", 1, "Width of encoded frame");
251 static const arg_def_t resize_height =
252     ARG_DEF(NULL, "resize-height", 1, "Height of encoded frame");
253 static const arg_def_t resize_up_thresh =
254     ARG_DEF(NULL, "resize-up", 1, "Upscale threshold (buf %)");
255 static const arg_def_t resize_down_thresh =
256     ARG_DEF(NULL, "resize-down", 1, "Downscale threshold (buf %)");
257 static const struct arg_enum_list end_usage_enum[] = { { "vbr", VPX_VBR },
258                                                        { "cbr", VPX_CBR },
259                                                        { "cq", VPX_CQ },
260                                                        { "q", VPX_Q },
261                                                        { NULL, 0 } };
262 static const arg_def_t end_usage =
263     ARG_DEF_ENUM(NULL, "end-usage", 1, "Rate control mode", end_usage_enum);
264 static const arg_def_t target_bitrate =
265     ARG_DEF(NULL, "target-bitrate", 1, "Bitrate (kbps)");
266 static const arg_def_t min_quantizer =
267     ARG_DEF(NULL, "min-q", 1, "Minimum (best) quantizer");
268 static const arg_def_t max_quantizer =
269     ARG_DEF(NULL, "max-q", 1, "Maximum (worst) quantizer");
270 static const arg_def_t undershoot_pct =
271     ARG_DEF(NULL, "undershoot-pct", 1, "Datarate undershoot (min) target (%)");
272 static const arg_def_t overshoot_pct =
273     ARG_DEF(NULL, "overshoot-pct", 1, "Datarate overshoot (max) target (%)");
274 static const arg_def_t buf_sz =
275     ARG_DEF(NULL, "buf-sz", 1, "Client buffer size (ms)");
276 static const arg_def_t buf_initial_sz =
277     ARG_DEF(NULL, "buf-initial-sz", 1, "Client initial buffer size (ms)");
278 static const arg_def_t buf_optimal_sz =
279     ARG_DEF(NULL, "buf-optimal-sz", 1, "Client optimal buffer size (ms)");
280 static const arg_def_t *rc_args[] = {
281   &dropframe_thresh, &resize_allowed,     &resize_width,   &resize_height,
282   &resize_up_thresh, &resize_down_thresh, &end_usage,      &target_bitrate,
283   &min_quantizer,    &max_quantizer,      &undershoot_pct, &overshoot_pct,
284   &buf_sz,           &buf_initial_sz,     &buf_optimal_sz, NULL
285 };
286 
287 static const arg_def_t bias_pct =
288     ARG_DEF(NULL, "bias-pct", 1, "CBR/VBR bias (0=CBR, 100=VBR)");
289 static const arg_def_t minsection_pct =
290     ARG_DEF(NULL, "minsection-pct", 1, "GOP min bitrate (% of target)");
291 static const arg_def_t maxsection_pct =
292     ARG_DEF(NULL, "maxsection-pct", 1, "GOP max bitrate (% of target)");
293 static const arg_def_t corpus_complexity =
294     ARG_DEF(NULL, "corpus-complexity", 1, "corpus vbr complexity midpoint");
295 static const arg_def_t *rc_twopass_args[] = { &bias_pct, &minsection_pct,
296                                               &maxsection_pct,
297                                               &corpus_complexity, NULL };
298 
299 static const arg_def_t kf_min_dist =
300     ARG_DEF(NULL, "kf-min-dist", 1, "Minimum keyframe interval (frames)");
301 static const arg_def_t kf_max_dist =
302     ARG_DEF(NULL, "kf-max-dist", 1, "Maximum keyframe interval (frames)");
303 static const arg_def_t kf_disabled =
304     ARG_DEF(NULL, "disable-kf", 0, "Disable keyframe placement");
305 static const arg_def_t *kf_args[] = { &kf_min_dist, &kf_max_dist, &kf_disabled,
306                                       NULL };
307 
308 static const arg_def_t noise_sens =
309     ARG_DEF(NULL, "noise-sensitivity", 1, "Noise sensitivity (frames to blur)");
310 static const arg_def_t sharpness =
311     ARG_DEF(NULL, "sharpness", 1,
312             "Increase sharpness at the expense of lower PSNR. (0..7)");
313 static const arg_def_t static_thresh =
314     ARG_DEF(NULL, "static-thresh", 1, "Motion detection threshold");
315 static const arg_def_t arnr_maxframes =
316     ARG_DEF(NULL, "arnr-maxframes", 1, "AltRef max frames (0..15)");
317 static const arg_def_t arnr_strength =
318     ARG_DEF(NULL, "arnr-strength", 1, "AltRef filter strength (0..6)");
319 static const arg_def_t arnr_type =
320     ARG_DEF(NULL, "arnr-type", 1, "AltRef filter type (1..3)");
321 static const struct arg_enum_list tuning_enum[] = { { "psnr", VP8_TUNE_PSNR },
322                                                     { "ssim", VP8_TUNE_SSIM },
323                                                     { NULL, 0 } };
324 static const arg_def_t tune_ssim =
325     ARG_DEF_ENUM(NULL, "tune", 1, "Material to favor", tuning_enum);
326 static const arg_def_t cq_level =
327     ARG_DEF(NULL, "cq-level", 1, "Constant/Constrained Quality level");
328 static const arg_def_t max_intra_rate_pct =
329     ARG_DEF(NULL, "max-intra-rate", 1, "Max I-frame bitrate (pct)");
330 static const arg_def_t gf_cbr_boost_pct = ARG_DEF(
331     NULL, "gf-cbr-boost", 1, "Boost for Golden Frame in CBR mode (pct)");
332 
333 #if CONFIG_VP8_ENCODER
334 static const arg_def_t cpu_used_vp8 =
335     ARG_DEF(NULL, "cpu-used", 1, "CPU Used (-16..16)");
336 static const arg_def_t auto_altref_vp8 = ARG_DEF(
337     NULL, "auto-alt-ref", 1, "Enable automatic alt reference frames. (0..1)");
338 static const arg_def_t token_parts =
339     ARG_DEF(NULL, "token-parts", 1, "Number of token partitions to use, log2");
340 static const arg_def_t screen_content_mode =
341     ARG_DEF(NULL, "screen-content-mode", 1, "Screen content mode");
342 static const arg_def_t *vp8_args[] = { &cpu_used_vp8,
343                                        &auto_altref_vp8,
344                                        &noise_sens,
345                                        &sharpness,
346                                        &static_thresh,
347                                        &token_parts,
348                                        &arnr_maxframes,
349                                        &arnr_strength,
350                                        &arnr_type,
351                                        &tune_ssim,
352                                        &cq_level,
353                                        &max_intra_rate_pct,
354                                        &gf_cbr_boost_pct,
355                                        &screen_content_mode,
356                                        NULL };
357 static const int vp8_arg_ctrl_map[] = { VP8E_SET_CPUUSED,
358                                         VP8E_SET_ENABLEAUTOALTREF,
359                                         VP8E_SET_NOISE_SENSITIVITY,
360                                         VP8E_SET_SHARPNESS,
361                                         VP8E_SET_STATIC_THRESHOLD,
362                                         VP8E_SET_TOKEN_PARTITIONS,
363                                         VP8E_SET_ARNR_MAXFRAMES,
364                                         VP8E_SET_ARNR_STRENGTH,
365                                         VP8E_SET_ARNR_TYPE,
366                                         VP8E_SET_TUNING,
367                                         VP8E_SET_CQ_LEVEL,
368                                         VP8E_SET_MAX_INTRA_BITRATE_PCT,
369                                         VP8E_SET_GF_CBR_BOOST_PCT,
370                                         VP8E_SET_SCREEN_CONTENT_MODE,
371                                         0 };
372 #endif
373 
374 #if CONFIG_VP9_ENCODER
375 static const arg_def_t cpu_used_vp9 =
376     ARG_DEF(NULL, "cpu-used", 1, "CPU Used (-9..9)");
377 static const arg_def_t auto_altref_vp9 = ARG_DEF(
378     NULL, "auto-alt-ref", 1,
379     "Enable automatic alt reference frames, 2+ enables multi-layer. (0..6)");
380 static const arg_def_t tile_cols =
381     ARG_DEF(NULL, "tile-columns", 1, "Number of tile columns to use, log2");
382 static const arg_def_t tile_rows =
383     ARG_DEF(NULL, "tile-rows", 1,
384             "Number of tile rows to use, log2 (set to 0 while threads > 1)");
385 
386 static const arg_def_t enable_tpl_model =
387     ARG_DEF(NULL, "enable-tpl", 1, "Enable temporal dependency model");
388 
389 static const arg_def_t lossless =
390     ARG_DEF(NULL, "lossless", 1, "Lossless mode (0: false (default), 1: true)");
391 static const arg_def_t frame_parallel_decoding = ARG_DEF(
392     NULL, "frame-parallel", 1, "Enable frame parallel decodability features");
393 static const arg_def_t aq_mode = ARG_DEF(
394     NULL, "aq-mode", 1,
395     "Adaptive quantization mode (0: off (default), 1: variance 2: complexity, "
396     "3: cyclic refresh, 4: equator360)");
397 static const arg_def_t alt_ref_aq = ARG_DEF(NULL, "alt-ref-aq", 1,
398                                             "Special adaptive quantization for "
399                                             "the alternate reference frames.");
400 static const arg_def_t frame_periodic_boost =
401     ARG_DEF(NULL, "frame-boost", 1,
402             "Enable frame periodic boost (0: off (default), 1: on)");
403 static const arg_def_t max_inter_rate_pct =
404     ARG_DEF(NULL, "max-inter-rate", 1, "Max P-frame bitrate (pct)");
405 static const arg_def_t min_gf_interval = ARG_DEF(
406     NULL, "min-gf-interval", 1,
407     "min gf/arf frame interval (default 0, indicating in-built behavior)");
408 static const arg_def_t max_gf_interval = ARG_DEF(
409     NULL, "max-gf-interval", 1,
410     "max gf/arf frame interval (default 0, indicating in-built behavior)");
411 
412 static const struct arg_enum_list color_space_enum[] = {
413   { "unknown", VPX_CS_UNKNOWN },
414   { "bt601", VPX_CS_BT_601 },
415   { "bt709", VPX_CS_BT_709 },
416   { "smpte170", VPX_CS_SMPTE_170 },
417   { "smpte240", VPX_CS_SMPTE_240 },
418   { "bt2020", VPX_CS_BT_2020 },
419   { "reserved", VPX_CS_RESERVED },
420   { "sRGB", VPX_CS_SRGB },
421   { NULL, 0 }
422 };
423 
424 static const arg_def_t input_color_space =
425     ARG_DEF_ENUM(NULL, "color-space", 1,
426                  "The color space of input content:", color_space_enum);
427 
428 #if CONFIG_VP9_HIGHBITDEPTH
429 static const struct arg_enum_list bitdepth_enum[] = {
430   { "8", VPX_BITS_8 }, { "10", VPX_BITS_10 }, { "12", VPX_BITS_12 }, { NULL, 0 }
431 };
432 
433 static const arg_def_t bitdeptharg = ARG_DEF_ENUM(
434     "b", "bit-depth", 1,
435     "Bit depth for codec (8 for version <=1, 10 or 12 for version 2)",
436     bitdepth_enum);
437 static const arg_def_t inbitdeptharg =
438     ARG_DEF(NULL, "input-bit-depth", 1, "Bit depth of input");
439 #endif
440 
441 static const struct arg_enum_list tune_content_enum[] = {
442   { "default", VP9E_CONTENT_DEFAULT },
443   { "screen", VP9E_CONTENT_SCREEN },
444   { "film", VP9E_CONTENT_FILM },
445   { NULL, 0 }
446 };
447 
448 static const arg_def_t tune_content = ARG_DEF_ENUM(
449     NULL, "tune-content", 1, "Tune content type", tune_content_enum);
450 
451 static const arg_def_t target_level = ARG_DEF(
452     NULL, "target-level", 1,
453     "Target level\n"
454     "                                        255: off (default)\n"
455     "                                          0: only keep level stats\n"
456     "                                          1: adaptively set alt-ref "
457     "distance and column tile limit based on picture size, and keep"
458     " level stats\n"
459     "                                         10: level 1.0  11: level 1.1  "
460     "...  62: level 6.2");
461 
462 static const arg_def_t row_mt =
463     ARG_DEF(NULL, "row-mt", 1,
464             "Enable row based non-deterministic multi-threading in VP9");
465 #endif
466 
467 #if CONFIG_VP9_ENCODER
468 static const arg_def_t *vp9_args[] = { &cpu_used_vp9,
469                                        &auto_altref_vp9,
470                                        &sharpness,
471                                        &static_thresh,
472                                        &tile_cols,
473                                        &tile_rows,
474                                        &enable_tpl_model,
475                                        &arnr_maxframes,
476                                        &arnr_strength,
477                                        &arnr_type,
478                                        &tune_ssim,
479                                        &cq_level,
480                                        &max_intra_rate_pct,
481                                        &max_inter_rate_pct,
482                                        &gf_cbr_boost_pct,
483                                        &lossless,
484                                        &frame_parallel_decoding,
485                                        &aq_mode,
486                                        &alt_ref_aq,
487                                        &frame_periodic_boost,
488                                        &noise_sens,
489                                        &tune_content,
490                                        &input_color_space,
491                                        &min_gf_interval,
492                                        &max_gf_interval,
493                                        &target_level,
494                                        &row_mt,
495 #if CONFIG_VP9_HIGHBITDEPTH
496                                        &bitdeptharg,
497                                        &inbitdeptharg,
498 #endif  // CONFIG_VP9_HIGHBITDEPTH
499                                        NULL };
500 static const int vp9_arg_ctrl_map[] = { VP8E_SET_CPUUSED,
501                                         VP8E_SET_ENABLEAUTOALTREF,
502                                         VP8E_SET_SHARPNESS,
503                                         VP8E_SET_STATIC_THRESHOLD,
504                                         VP9E_SET_TILE_COLUMNS,
505                                         VP9E_SET_TILE_ROWS,
506                                         VP9E_SET_TPL,
507                                         VP8E_SET_ARNR_MAXFRAMES,
508                                         VP8E_SET_ARNR_STRENGTH,
509                                         VP8E_SET_ARNR_TYPE,
510                                         VP8E_SET_TUNING,
511                                         VP8E_SET_CQ_LEVEL,
512                                         VP8E_SET_MAX_INTRA_BITRATE_PCT,
513                                         VP9E_SET_MAX_INTER_BITRATE_PCT,
514                                         VP9E_SET_GF_CBR_BOOST_PCT,
515                                         VP9E_SET_LOSSLESS,
516                                         VP9E_SET_FRAME_PARALLEL_DECODING,
517                                         VP9E_SET_AQ_MODE,
518                                         VP9E_SET_ALT_REF_AQ,
519                                         VP9E_SET_FRAME_PERIODIC_BOOST,
520                                         VP9E_SET_NOISE_SENSITIVITY,
521                                         VP9E_SET_TUNE_CONTENT,
522                                         VP9E_SET_COLOR_SPACE,
523                                         VP9E_SET_MIN_GF_INTERVAL,
524                                         VP9E_SET_MAX_GF_INTERVAL,
525                                         VP9E_SET_TARGET_LEVEL,
526                                         VP9E_SET_ROW_MT,
527                                         0 };
528 #endif
529 
530 static const arg_def_t *no_args[] = { NULL };
531 
show_help(FILE * fout,int shorthelp)532 static void show_help(FILE *fout, int shorthelp) {
533   int i;
534   const int num_encoder = get_vpx_encoder_count();
535 
536   fprintf(fout, "Usage: %s <options> -o dst_filename src_filename \n",
537           exec_name);
538 
539   if (shorthelp) {
540     fprintf(fout, "Use --help to see the full list of options.\n");
541     return;
542   }
543 
544   fprintf(fout, "\nOptions:\n");
545   arg_show_usage(fout, main_args);
546   fprintf(fout, "\nEncoder Global Options:\n");
547   arg_show_usage(fout, global_args);
548   fprintf(fout, "\nRate Control Options:\n");
549   arg_show_usage(fout, rc_args);
550   fprintf(fout, "\nTwopass Rate Control Options:\n");
551   arg_show_usage(fout, rc_twopass_args);
552   fprintf(fout, "\nKeyframe Placement Options:\n");
553   arg_show_usage(fout, kf_args);
554 #if CONFIG_VP8_ENCODER
555   fprintf(fout, "\nVP8 Specific Options:\n");
556   arg_show_usage(fout, vp8_args);
557 #endif
558 #if CONFIG_VP9_ENCODER
559   fprintf(fout, "\nVP9 Specific Options:\n");
560   arg_show_usage(fout, vp9_args);
561 #endif
562   fprintf(fout,
563           "\nStream timebase (--timebase):\n"
564           "  The desired precision of timestamps in the output, expressed\n"
565           "  in fractional seconds. Default is 1/1000.\n");
566   fprintf(fout, "\nIncluded encoders:\n\n");
567 
568   for (i = 0; i < num_encoder; ++i) {
569     const VpxInterface *const encoder = get_vpx_encoder_by_index(i);
570     const char *defstr = (i == (num_encoder - 1)) ? "(default)" : "";
571     fprintf(fout, "    %-6s - %s %s\n", encoder->name,
572             vpx_codec_iface_name(encoder->codec_interface()), defstr);
573   }
574   fprintf(fout, "\n        ");
575   fprintf(fout, "Use --codec to switch to a non-default encoder.\n\n");
576 }
577 
usage_exit(void)578 void usage_exit(void) {
579   show_help(stderr, 1);
580   exit(EXIT_FAILURE);
581 }
582 
583 #define NELEMENTS(x) (sizeof(x) / sizeof(x[0]))
584 #if CONFIG_VP9_ENCODER
585 #define ARG_CTRL_CNT_MAX NELEMENTS(vp9_arg_ctrl_map)
586 #else
587 #define ARG_CTRL_CNT_MAX NELEMENTS(vp8_arg_ctrl_map)
588 #endif
589 
590 #if !CONFIG_WEBM_IO
591 typedef int stereo_format_t;
592 struct WebmOutputContext {
593   int debug;
594 };
595 #endif
596 
597 /* Per-stream configuration */
598 struct stream_config {
599   struct vpx_codec_enc_cfg cfg;
600   const char *out_fn;
601   const char *stats_fn;
602 #if CONFIG_FP_MB_STATS
603   const char *fpmb_stats_fn;
604 #endif
605   stereo_format_t stereo_fmt;
606   int arg_ctrls[ARG_CTRL_CNT_MAX][2];
607   int arg_ctrl_cnt;
608   int write_webm;
609 #if CONFIG_VP9_HIGHBITDEPTH
610   // whether to use 16bit internal buffers
611   int use_16bit_internal;
612 #endif
613 };
614 
615 struct stream_state {
616   int index;
617   struct stream_state *next;
618   struct stream_config config;
619   FILE *file;
620   struct rate_hist *rate_hist;
621   struct WebmOutputContext webm_ctx;
622   uint64_t psnr_sse_total;
623   uint64_t psnr_samples_total;
624   double psnr_totals[4];
625   int psnr_count;
626   int counts[64];
627   vpx_codec_ctx_t encoder;
628   unsigned int frames_out;
629   uint64_t cx_time;
630   size_t nbytes;
631   stats_io_t stats;
632 #if CONFIG_FP_MB_STATS
633   stats_io_t fpmb_stats;
634 #endif
635   struct vpx_image *img;
636   vpx_codec_ctx_t decoder;
637   int mismatch_seen;
638 };
639 
validate_positive_rational(const char * msg,struct vpx_rational * rat)640 static void validate_positive_rational(const char *msg,
641                                        struct vpx_rational *rat) {
642   if (rat->den < 0) {
643     rat->num *= -1;
644     rat->den *= -1;
645   }
646 
647   if (rat->num < 0) die("Error: %s must be positive\n", msg);
648 
649   if (!rat->den) die("Error: %s has zero denominator\n", msg);
650 }
651 
parse_global_config(struct VpxEncoderConfig * global,char ** argv)652 static void parse_global_config(struct VpxEncoderConfig *global, char **argv) {
653   char **argi, **argj;
654   struct arg arg;
655   const int num_encoder = get_vpx_encoder_count();
656 
657   if (num_encoder < 1) die("Error: no valid encoder available\n");
658 
659   /* Initialize default parameters */
660   memset(global, 0, sizeof(*global));
661   global->codec = get_vpx_encoder_by_index(num_encoder - 1);
662   global->passes = 0;
663   global->color_type = I420;
664   /* Assign default deadline to good quality */
665   global->deadline = VPX_DL_GOOD_QUALITY;
666 
667   for (argi = argj = argv; (*argj = *argi); argi += arg.argv_step) {
668     arg.argv_step = 1;
669 
670     if (arg_match(&arg, &help, argi)) {
671       show_help(stdout, 0);
672       exit(EXIT_SUCCESS);
673     } else if (arg_match(&arg, &codecarg, argi)) {
674       global->codec = get_vpx_encoder_by_name(arg.val);
675       if (!global->codec)
676         die("Error: Unrecognized argument (%s) to --codec\n", arg.val);
677     } else if (arg_match(&arg, &passes, argi)) {
678       global->passes = arg_parse_uint(&arg);
679 
680       if (global->passes < 1 || global->passes > 2)
681         die("Error: Invalid number of passes (%d)\n", global->passes);
682     } else if (arg_match(&arg, &pass_arg, argi)) {
683       global->pass = arg_parse_uint(&arg);
684 
685       if (global->pass < 1 || global->pass > 2)
686         die("Error: Invalid pass selected (%d)\n", global->pass);
687     } else if (arg_match(&arg, &usage, argi))
688       global->usage = arg_parse_uint(&arg);
689     else if (arg_match(&arg, &deadline, argi))
690       global->deadline = arg_parse_uint(&arg);
691     else if (arg_match(&arg, &best_dl, argi))
692       global->deadline = VPX_DL_BEST_QUALITY;
693     else if (arg_match(&arg, &good_dl, argi))
694       global->deadline = VPX_DL_GOOD_QUALITY;
695     else if (arg_match(&arg, &rt_dl, argi))
696       global->deadline = VPX_DL_REALTIME;
697     else if (arg_match(&arg, &use_yv12, argi))
698       global->color_type = YV12;
699     else if (arg_match(&arg, &use_i420, argi))
700       global->color_type = I420;
701     else if (arg_match(&arg, &use_i422, argi))
702       global->color_type = I422;
703     else if (arg_match(&arg, &use_i444, argi))
704       global->color_type = I444;
705     else if (arg_match(&arg, &use_i440, argi))
706       global->color_type = I440;
707     else if (arg_match(&arg, &quietarg, argi))
708       global->quiet = 1;
709     else if (arg_match(&arg, &verbosearg, argi))
710       global->verbose = 1;
711     else if (arg_match(&arg, &limit, argi))
712       global->limit = arg_parse_uint(&arg);
713     else if (arg_match(&arg, &skip, argi))
714       global->skip_frames = arg_parse_uint(&arg);
715     else if (arg_match(&arg, &psnrarg, argi))
716       global->show_psnr = 1;
717     else if (arg_match(&arg, &recontest, argi))
718       global->test_decode = arg_parse_enum_or_int(&arg);
719     else if (arg_match(&arg, &framerate, argi)) {
720       global->framerate = arg_parse_rational(&arg);
721       validate_positive_rational(arg.name, &global->framerate);
722       global->have_framerate = 1;
723     } else if (arg_match(&arg, &out_part, argi))
724       global->out_part = 1;
725     else if (arg_match(&arg, &debugmode, argi))
726       global->debug = 1;
727     else if (arg_match(&arg, &q_hist_n, argi))
728       global->show_q_hist_buckets = arg_parse_uint(&arg);
729     else if (arg_match(&arg, &rate_hist_n, argi))
730       global->show_rate_hist_buckets = arg_parse_uint(&arg);
731     else if (arg_match(&arg, &disable_warnings, argi))
732       global->disable_warnings = 1;
733     else if (arg_match(&arg, &disable_warning_prompt, argi))
734       global->disable_warning_prompt = 1;
735     else
736       argj++;
737   }
738 
739   if (global->pass) {
740     /* DWIM: Assume the user meant passes=2 if pass=2 is specified */
741     if (global->pass > global->passes) {
742       warn("Assuming --pass=%d implies --passes=%d\n", global->pass,
743            global->pass);
744       global->passes = global->pass;
745     }
746   }
747   /* Validate global config */
748   if (global->passes == 0) {
749 #if CONFIG_VP9_ENCODER
750     // Make default VP9 passes = 2 until there is a better quality 1-pass
751     // encoder
752     if (global->codec != NULL && global->codec->name != NULL)
753       global->passes = (strcmp(global->codec->name, "vp9") == 0 &&
754                         global->deadline != VPX_DL_REALTIME)
755                            ? 2
756                            : 1;
757 #else
758     global->passes = 1;
759 #endif
760   }
761 
762   if (global->deadline == VPX_DL_REALTIME && global->passes > 1) {
763     warn("Enforcing one-pass encoding in realtime mode\n");
764     global->passes = 1;
765   }
766 }
767 
new_stream(struct VpxEncoderConfig * global,struct stream_state * prev)768 static struct stream_state *new_stream(struct VpxEncoderConfig *global,
769                                        struct stream_state *prev) {
770   struct stream_state *stream;
771 
772   stream = calloc(1, sizeof(*stream));
773   if (stream == NULL) {
774     fatal("Failed to allocate new stream.");
775   }
776 
777   if (prev) {
778     memcpy(stream, prev, sizeof(*stream));
779     stream->index++;
780     prev->next = stream;
781   } else {
782     vpx_codec_err_t res;
783 
784     /* Populate encoder configuration */
785     res = vpx_codec_enc_config_default(global->codec->codec_interface(),
786                                        &stream->config.cfg, global->usage);
787     if (res) fatal("Failed to get config: %s\n", vpx_codec_err_to_string(res));
788 
789     /* Change the default timebase to a high enough value so that the
790      * encoder will always create strictly increasing timestamps.
791      */
792     stream->config.cfg.g_timebase.den = 1000;
793 
794     /* Never use the library's default resolution, require it be parsed
795      * from the file or set on the command line.
796      */
797     stream->config.cfg.g_w = 0;
798     stream->config.cfg.g_h = 0;
799 
800     /* Initialize remaining stream parameters */
801     stream->config.write_webm = 1;
802 #if CONFIG_WEBM_IO
803     stream->config.stereo_fmt = STEREO_FORMAT_MONO;
804     stream->webm_ctx.last_pts_ns = -1;
805     stream->webm_ctx.writer = NULL;
806     stream->webm_ctx.segment = NULL;
807 #endif
808 
809     /* Allows removal of the application version from the EBML tags */
810     stream->webm_ctx.debug = global->debug;
811 
812     /* Default lag_in_frames is 0 in realtime mode CBR mode*/
813     if (global->deadline == VPX_DL_REALTIME &&
814         stream->config.cfg.rc_end_usage == 1)
815       stream->config.cfg.g_lag_in_frames = 0;
816   }
817 
818   /* Output files must be specified for each stream */
819   stream->config.out_fn = NULL;
820 
821   stream->next = NULL;
822   return stream;
823 }
824 
parse_stream_params(struct VpxEncoderConfig * global,struct stream_state * stream,char ** argv)825 static int parse_stream_params(struct VpxEncoderConfig *global,
826                                struct stream_state *stream, char **argv) {
827   char **argi, **argj;
828   struct arg arg;
829   static const arg_def_t **ctrl_args = no_args;
830   static const int *ctrl_args_map = NULL;
831   struct stream_config *config = &stream->config;
832   int eos_mark_found = 0;
833 #if CONFIG_VP9_HIGHBITDEPTH
834   int test_16bit_internal = 0;
835 #endif
836 
837   // Handle codec specific options
838   if (0) {
839 #if CONFIG_VP8_ENCODER
840   } else if (strcmp(global->codec->name, "vp8") == 0) {
841     ctrl_args = vp8_args;
842     ctrl_args_map = vp8_arg_ctrl_map;
843 #endif
844 #if CONFIG_VP9_ENCODER
845   } else if (strcmp(global->codec->name, "vp9") == 0) {
846     ctrl_args = vp9_args;
847     ctrl_args_map = vp9_arg_ctrl_map;
848 #endif
849   }
850 
851   for (argi = argj = argv; (*argj = *argi); argi += arg.argv_step) {
852     arg.argv_step = 1;
853 
854     /* Once we've found an end-of-stream marker (--) we want to continue
855      * shifting arguments but not consuming them.
856      */
857     if (eos_mark_found) {
858       argj++;
859       continue;
860     } else if (!strcmp(*argj, "--")) {
861       eos_mark_found = 1;
862       continue;
863     }
864 
865     if (arg_match(&arg, &outputfile, argi)) {
866       config->out_fn = arg.val;
867     } else if (arg_match(&arg, &fpf_name, argi)) {
868       config->stats_fn = arg.val;
869 #if CONFIG_FP_MB_STATS
870     } else if (arg_match(&arg, &fpmbf_name, argi)) {
871       config->fpmb_stats_fn = arg.val;
872 #endif
873     } else if (arg_match(&arg, &use_webm, argi)) {
874 #if CONFIG_WEBM_IO
875       config->write_webm = 1;
876 #else
877       die("Error: --webm specified but webm is disabled.");
878 #endif
879     } else if (arg_match(&arg, &use_ivf, argi)) {
880       config->write_webm = 0;
881     } else if (arg_match(&arg, &threads, argi)) {
882       config->cfg.g_threads = arg_parse_uint(&arg);
883     } else if (arg_match(&arg, &profile, argi)) {
884       config->cfg.g_profile = arg_parse_uint(&arg);
885     } else if (arg_match(&arg, &width, argi)) {
886       config->cfg.g_w = arg_parse_uint(&arg);
887     } else if (arg_match(&arg, &height, argi)) {
888       config->cfg.g_h = arg_parse_uint(&arg);
889 #if CONFIG_VP9_HIGHBITDEPTH
890     } else if (arg_match(&arg, &bitdeptharg, argi)) {
891       config->cfg.g_bit_depth = arg_parse_enum_or_int(&arg);
892     } else if (arg_match(&arg, &inbitdeptharg, argi)) {
893       config->cfg.g_input_bit_depth = arg_parse_uint(&arg);
894 #endif
895 #if CONFIG_WEBM_IO
896     } else if (arg_match(&arg, &stereo_mode, argi)) {
897       config->stereo_fmt = arg_parse_enum_or_int(&arg);
898 #endif
899     } else if (arg_match(&arg, &timebase, argi)) {
900       config->cfg.g_timebase = arg_parse_rational(&arg);
901       validate_positive_rational(arg.name, &config->cfg.g_timebase);
902     } else if (arg_match(&arg, &error_resilient, argi)) {
903       config->cfg.g_error_resilient = arg_parse_uint(&arg);
904     } else if (arg_match(&arg, &end_usage, argi)) {
905       config->cfg.rc_end_usage = arg_parse_enum_or_int(&arg);
906     } else if (arg_match(&arg, &lag_in_frames, argi)) {
907       config->cfg.g_lag_in_frames = arg_parse_uint(&arg);
908       if (global->deadline == VPX_DL_REALTIME &&
909           config->cfg.rc_end_usage == VPX_CBR &&
910           config->cfg.g_lag_in_frames != 0) {
911         warn("non-zero %s option ignored in realtime CBR mode.\n", arg.name);
912         config->cfg.g_lag_in_frames = 0;
913       }
914     } else if (arg_match(&arg, &dropframe_thresh, argi)) {
915       config->cfg.rc_dropframe_thresh = arg_parse_uint(&arg);
916     } else if (arg_match(&arg, &resize_allowed, argi)) {
917       config->cfg.rc_resize_allowed = arg_parse_uint(&arg);
918     } else if (arg_match(&arg, &resize_width, argi)) {
919       config->cfg.rc_scaled_width = arg_parse_uint(&arg);
920     } else if (arg_match(&arg, &resize_height, argi)) {
921       config->cfg.rc_scaled_height = arg_parse_uint(&arg);
922     } else if (arg_match(&arg, &resize_up_thresh, argi)) {
923       config->cfg.rc_resize_up_thresh = arg_parse_uint(&arg);
924     } else if (arg_match(&arg, &resize_down_thresh, argi)) {
925       config->cfg.rc_resize_down_thresh = arg_parse_uint(&arg);
926     } else if (arg_match(&arg, &end_usage, argi)) {
927       config->cfg.rc_end_usage = arg_parse_enum_or_int(&arg);
928     } else if (arg_match(&arg, &target_bitrate, argi)) {
929       config->cfg.rc_target_bitrate = arg_parse_uint(&arg);
930     } else if (arg_match(&arg, &min_quantizer, argi)) {
931       config->cfg.rc_min_quantizer = arg_parse_uint(&arg);
932     } else if (arg_match(&arg, &max_quantizer, argi)) {
933       config->cfg.rc_max_quantizer = arg_parse_uint(&arg);
934     } else if (arg_match(&arg, &undershoot_pct, argi)) {
935       config->cfg.rc_undershoot_pct = arg_parse_uint(&arg);
936     } else if (arg_match(&arg, &overshoot_pct, argi)) {
937       config->cfg.rc_overshoot_pct = arg_parse_uint(&arg);
938     } else if (arg_match(&arg, &buf_sz, argi)) {
939       config->cfg.rc_buf_sz = arg_parse_uint(&arg);
940     } else if (arg_match(&arg, &buf_initial_sz, argi)) {
941       config->cfg.rc_buf_initial_sz = arg_parse_uint(&arg);
942     } else if (arg_match(&arg, &buf_optimal_sz, argi)) {
943       config->cfg.rc_buf_optimal_sz = arg_parse_uint(&arg);
944     } else if (arg_match(&arg, &bias_pct, argi)) {
945       config->cfg.rc_2pass_vbr_bias_pct = arg_parse_uint(&arg);
946       if (global->passes < 2)
947         warn("option %s ignored in one-pass mode.\n", arg.name);
948     } else if (arg_match(&arg, &minsection_pct, argi)) {
949       config->cfg.rc_2pass_vbr_minsection_pct = arg_parse_uint(&arg);
950 
951       if (global->passes < 2)
952         warn("option %s ignored in one-pass mode.\n", arg.name);
953     } else if (arg_match(&arg, &maxsection_pct, argi)) {
954       config->cfg.rc_2pass_vbr_maxsection_pct = arg_parse_uint(&arg);
955 
956       if (global->passes < 2)
957         warn("option %s ignored in one-pass mode.\n", arg.name);
958     } else if (arg_match(&arg, &corpus_complexity, argi)) {
959       config->cfg.rc_2pass_vbr_corpus_complexity = arg_parse_uint(&arg);
960 
961       if (global->passes < 2)
962         warn("option %s ignored in one-pass mode.\n", arg.name);
963     } else if (arg_match(&arg, &kf_min_dist, argi)) {
964       config->cfg.kf_min_dist = arg_parse_uint(&arg);
965     } else if (arg_match(&arg, &kf_max_dist, argi)) {
966       config->cfg.kf_max_dist = arg_parse_uint(&arg);
967     } else if (arg_match(&arg, &kf_disabled, argi)) {
968       config->cfg.kf_mode = VPX_KF_DISABLED;
969 #if CONFIG_VP9_HIGHBITDEPTH
970     } else if (arg_match(&arg, &test16bitinternalarg, argi)) {
971       if (strcmp(global->codec->name, "vp9") == 0) {
972         test_16bit_internal = 1;
973       }
974 #endif
975     } else {
976       int i, match = 0;
977       for (i = 0; ctrl_args[i]; i++) {
978         if (arg_match(&arg, ctrl_args[i], argi)) {
979           int j;
980           match = 1;
981 
982           /* Point either to the next free element or the first
983            * instance of this control.
984            */
985           for (j = 0; j < config->arg_ctrl_cnt; j++)
986             if (ctrl_args_map != NULL &&
987                 config->arg_ctrls[j][0] == ctrl_args_map[i])
988               break;
989 
990           /* Update/insert */
991           assert(j < (int)ARG_CTRL_CNT_MAX);
992           if (ctrl_args_map != NULL && j < (int)ARG_CTRL_CNT_MAX) {
993             config->arg_ctrls[j][0] = ctrl_args_map[i];
994             config->arg_ctrls[j][1] = arg_parse_enum_or_int(&arg);
995             if (j == config->arg_ctrl_cnt) config->arg_ctrl_cnt++;
996           }
997         }
998       }
999       if (!match) argj++;
1000     }
1001   }
1002 #if CONFIG_VP9_HIGHBITDEPTH
1003   if (strcmp(global->codec->name, "vp9") == 0) {
1004     config->use_16bit_internal =
1005         test_16bit_internal | (config->cfg.g_profile > 1);
1006   }
1007 #endif
1008   return eos_mark_found;
1009 }
1010 
1011 #define FOREACH_STREAM(func)                                \
1012   do {                                                      \
1013     struct stream_state *stream;                            \
1014     for (stream = streams; stream; stream = stream->next) { \
1015       func;                                                 \
1016     }                                                       \
1017   } while (0)
1018 
validate_stream_config(const struct stream_state * stream,const struct VpxEncoderConfig * global)1019 static void validate_stream_config(const struct stream_state *stream,
1020                                    const struct VpxEncoderConfig *global) {
1021   const struct stream_state *streami;
1022   (void)global;
1023 
1024   if (!stream->config.cfg.g_w || !stream->config.cfg.g_h)
1025     fatal(
1026         "Stream %d: Specify stream dimensions with --width (-w) "
1027         " and --height (-h)",
1028         stream->index);
1029 
1030   // Check that the codec bit depth is greater than the input bit depth.
1031   if (stream->config.cfg.g_input_bit_depth >
1032       (unsigned int)stream->config.cfg.g_bit_depth) {
1033     fatal("Stream %d: codec bit depth (%d) less than input bit depth (%d)",
1034           stream->index, (int)stream->config.cfg.g_bit_depth,
1035           stream->config.cfg.g_input_bit_depth);
1036   }
1037 
1038   for (streami = stream; streami; streami = streami->next) {
1039     /* All streams require output files */
1040     if (!streami->config.out_fn)
1041       fatal("Stream %d: Output file is required (specify with -o)",
1042             streami->index);
1043 
1044     /* Check for two streams outputting to the same file */
1045     if (streami != stream) {
1046       const char *a = stream->config.out_fn;
1047       const char *b = streami->config.out_fn;
1048       if (!strcmp(a, b) && strcmp(a, "/dev/null") && strcmp(a, ":nul"))
1049         fatal("Stream %d: duplicate output file (from stream %d)",
1050               streami->index, stream->index);
1051     }
1052 
1053     /* Check for two streams sharing a stats file. */
1054     if (streami != stream) {
1055       const char *a = stream->config.stats_fn;
1056       const char *b = streami->config.stats_fn;
1057       if (a && b && !strcmp(a, b))
1058         fatal("Stream %d: duplicate stats file (from stream %d)",
1059               streami->index, stream->index);
1060     }
1061 
1062 #if CONFIG_FP_MB_STATS
1063     /* Check for two streams sharing a mb stats file. */
1064     if (streami != stream) {
1065       const char *a = stream->config.fpmb_stats_fn;
1066       const char *b = streami->config.fpmb_stats_fn;
1067       if (a && b && !strcmp(a, b))
1068         fatal("Stream %d: duplicate mb stats file (from stream %d)",
1069               streami->index, stream->index);
1070     }
1071 #endif
1072   }
1073 }
1074 
set_stream_dimensions(struct stream_state * stream,unsigned int w,unsigned int h)1075 static void set_stream_dimensions(struct stream_state *stream, unsigned int w,
1076                                   unsigned int h) {
1077   if (!stream->config.cfg.g_w) {
1078     if (!stream->config.cfg.g_h)
1079       stream->config.cfg.g_w = w;
1080     else
1081       stream->config.cfg.g_w = w * stream->config.cfg.g_h / h;
1082   }
1083   if (!stream->config.cfg.g_h) {
1084     stream->config.cfg.g_h = h * stream->config.cfg.g_w / w;
1085   }
1086 }
1087 
file_type_to_string(enum VideoFileType t)1088 static const char *file_type_to_string(enum VideoFileType t) {
1089   switch (t) {
1090     case FILE_TYPE_RAW: return "RAW";
1091     case FILE_TYPE_Y4M: return "Y4M";
1092     default: return "Other";
1093   }
1094 }
1095 
image_format_to_string(vpx_img_fmt_t f)1096 static const char *image_format_to_string(vpx_img_fmt_t f) {
1097   switch (f) {
1098     case VPX_IMG_FMT_I420: return "I420";
1099     case VPX_IMG_FMT_I422: return "I422";
1100     case VPX_IMG_FMT_I444: return "I444";
1101     case VPX_IMG_FMT_I440: return "I440";
1102     case VPX_IMG_FMT_YV12: return "YV12";
1103     case VPX_IMG_FMT_I42016: return "I42016";
1104     case VPX_IMG_FMT_I42216: return "I42216";
1105     case VPX_IMG_FMT_I44416: return "I44416";
1106     case VPX_IMG_FMT_I44016: return "I44016";
1107     default: return "Other";
1108   }
1109 }
1110 
show_stream_config(struct stream_state * stream,struct VpxEncoderConfig * global,struct VpxInputContext * input)1111 static void show_stream_config(struct stream_state *stream,
1112                                struct VpxEncoderConfig *global,
1113                                struct VpxInputContext *input) {
1114 #define SHOW(field) \
1115   fprintf(stderr, "    %-28s = %d\n", #field, stream->config.cfg.field)
1116 
1117   if (stream->index == 0) {
1118     fprintf(stderr, "Codec: %s\n",
1119             vpx_codec_iface_name(global->codec->codec_interface()));
1120     fprintf(stderr, "Source file: %s File Type: %s Format: %s\n",
1121             input->filename, file_type_to_string(input->file_type),
1122             image_format_to_string(input->fmt));
1123   }
1124   if (stream->next || stream->index)
1125     fprintf(stderr, "\nStream Index: %d\n", stream->index);
1126   fprintf(stderr, "Destination file: %s\n", stream->config.out_fn);
1127   fprintf(stderr, "Encoder parameters:\n");
1128 
1129   SHOW(g_usage);
1130   SHOW(g_threads);
1131   SHOW(g_profile);
1132   SHOW(g_w);
1133   SHOW(g_h);
1134   SHOW(g_bit_depth);
1135   SHOW(g_input_bit_depth);
1136   SHOW(g_timebase.num);
1137   SHOW(g_timebase.den);
1138   SHOW(g_error_resilient);
1139   SHOW(g_pass);
1140   SHOW(g_lag_in_frames);
1141   SHOW(rc_dropframe_thresh);
1142   SHOW(rc_resize_allowed);
1143   SHOW(rc_scaled_width);
1144   SHOW(rc_scaled_height);
1145   SHOW(rc_resize_up_thresh);
1146   SHOW(rc_resize_down_thresh);
1147   SHOW(rc_end_usage);
1148   SHOW(rc_target_bitrate);
1149   SHOW(rc_min_quantizer);
1150   SHOW(rc_max_quantizer);
1151   SHOW(rc_undershoot_pct);
1152   SHOW(rc_overshoot_pct);
1153   SHOW(rc_buf_sz);
1154   SHOW(rc_buf_initial_sz);
1155   SHOW(rc_buf_optimal_sz);
1156   SHOW(rc_2pass_vbr_bias_pct);
1157   SHOW(rc_2pass_vbr_minsection_pct);
1158   SHOW(rc_2pass_vbr_maxsection_pct);
1159   SHOW(rc_2pass_vbr_corpus_complexity);
1160   SHOW(kf_mode);
1161   SHOW(kf_min_dist);
1162   SHOW(kf_max_dist);
1163 }
1164 
open_output_file(struct stream_state * stream,struct VpxEncoderConfig * global,const struct VpxRational * pixel_aspect_ratio)1165 static void open_output_file(struct stream_state *stream,
1166                              struct VpxEncoderConfig *global,
1167                              const struct VpxRational *pixel_aspect_ratio) {
1168   const char *fn = stream->config.out_fn;
1169   const struct vpx_codec_enc_cfg *const cfg = &stream->config.cfg;
1170 
1171   if (cfg->g_pass == VPX_RC_FIRST_PASS) return;
1172 
1173   stream->file = strcmp(fn, "-") ? fopen(fn, "wb") : set_binary_mode(stdout);
1174 
1175   if (!stream->file) fatal("Failed to open output file");
1176 
1177   if (stream->config.write_webm && fseek(stream->file, 0, SEEK_CUR))
1178     fatal("WebM output to pipes not supported.");
1179 
1180 #if CONFIG_WEBM_IO
1181   if (stream->config.write_webm) {
1182     stream->webm_ctx.stream = stream->file;
1183     write_webm_file_header(&stream->webm_ctx, cfg, stream->config.stereo_fmt,
1184                            global->codec->fourcc, pixel_aspect_ratio);
1185   }
1186 #else
1187   (void)pixel_aspect_ratio;
1188 #endif
1189 
1190   if (!stream->config.write_webm) {
1191     ivf_write_file_header(stream->file, cfg, global->codec->fourcc, 0);
1192   }
1193 }
1194 
close_output_file(struct stream_state * stream,unsigned int fourcc)1195 static void close_output_file(struct stream_state *stream,
1196                               unsigned int fourcc) {
1197   const struct vpx_codec_enc_cfg *const cfg = &stream->config.cfg;
1198 
1199   if (cfg->g_pass == VPX_RC_FIRST_PASS) return;
1200 
1201 #if CONFIG_WEBM_IO
1202   if (stream->config.write_webm) {
1203     write_webm_file_footer(&stream->webm_ctx);
1204   }
1205 #endif
1206 
1207   if (!stream->config.write_webm) {
1208     if (!fseek(stream->file, 0, SEEK_SET))
1209       ivf_write_file_header(stream->file, &stream->config.cfg, fourcc,
1210                             stream->frames_out);
1211   }
1212 
1213   fclose(stream->file);
1214 }
1215 
setup_pass(struct stream_state * stream,struct VpxEncoderConfig * global,int pass)1216 static void setup_pass(struct stream_state *stream,
1217                        struct VpxEncoderConfig *global, int pass) {
1218   if (stream->config.stats_fn) {
1219     if (!stats_open_file(&stream->stats, stream->config.stats_fn, pass))
1220       fatal("Failed to open statistics store");
1221   } else {
1222     if (!stats_open_mem(&stream->stats, pass))
1223       fatal("Failed to open statistics store");
1224   }
1225 
1226 #if CONFIG_FP_MB_STATS
1227   if (stream->config.fpmb_stats_fn) {
1228     if (!stats_open_file(&stream->fpmb_stats, stream->config.fpmb_stats_fn,
1229                          pass))
1230       fatal("Failed to open mb statistics store");
1231   } else {
1232     if (!stats_open_mem(&stream->fpmb_stats, pass))
1233       fatal("Failed to open mb statistics store");
1234   }
1235 #endif
1236 
1237   stream->config.cfg.g_pass = global->passes == 2
1238                                   ? pass ? VPX_RC_LAST_PASS : VPX_RC_FIRST_PASS
1239                                   : VPX_RC_ONE_PASS;
1240   if (pass) {
1241     stream->config.cfg.rc_twopass_stats_in = stats_get(&stream->stats);
1242 #if CONFIG_FP_MB_STATS
1243     stream->config.cfg.rc_firstpass_mb_stats_in =
1244         stats_get(&stream->fpmb_stats);
1245 #endif
1246   }
1247 
1248   stream->cx_time = 0;
1249   stream->nbytes = 0;
1250   stream->frames_out = 0;
1251 }
1252 
initialize_encoder(struct stream_state * stream,struct VpxEncoderConfig * global)1253 static void initialize_encoder(struct stream_state *stream,
1254                                struct VpxEncoderConfig *global) {
1255   int i;
1256   int flags = 0;
1257 
1258   flags |= global->show_psnr ? VPX_CODEC_USE_PSNR : 0;
1259   flags |= global->out_part ? VPX_CODEC_USE_OUTPUT_PARTITION : 0;
1260 #if CONFIG_VP9_HIGHBITDEPTH
1261   flags |= stream->config.use_16bit_internal ? VPX_CODEC_USE_HIGHBITDEPTH : 0;
1262 #endif
1263 
1264   /* Construct Encoder Context */
1265   vpx_codec_enc_init(&stream->encoder, global->codec->codec_interface(),
1266                      &stream->config.cfg, flags);
1267   ctx_exit_on_error(&stream->encoder, "Failed to initialize encoder");
1268 
1269   /* Note that we bypass the vpx_codec_control wrapper macro because
1270    * we're being clever to store the control IDs in an array. Real
1271    * applications will want to make use of the enumerations directly
1272    */
1273   for (i = 0; i < stream->config.arg_ctrl_cnt; i++) {
1274     int ctrl = stream->config.arg_ctrls[i][0];
1275     int value = stream->config.arg_ctrls[i][1];
1276     if (vpx_codec_control_(&stream->encoder, ctrl, value))
1277       fprintf(stderr, "Error: Tried to set control %d = %d\n", ctrl, value);
1278 
1279     ctx_exit_on_error(&stream->encoder, "Failed to control codec");
1280   }
1281 
1282 #if CONFIG_DECODERS
1283   if (global->test_decode != TEST_DECODE_OFF) {
1284     const VpxInterface *decoder = get_vpx_decoder_by_name(global->codec->name);
1285     vpx_codec_dec_init(&stream->decoder, decoder->codec_interface(), NULL, 0);
1286   }
1287 #endif
1288 }
1289 
encode_frame(struct stream_state * stream,struct VpxEncoderConfig * global,struct vpx_image * img,unsigned int frames_in)1290 static void encode_frame(struct stream_state *stream,
1291                          struct VpxEncoderConfig *global, struct vpx_image *img,
1292                          unsigned int frames_in) {
1293   vpx_codec_pts_t frame_start, next_frame_start;
1294   struct vpx_codec_enc_cfg *cfg = &stream->config.cfg;
1295   struct vpx_usec_timer timer;
1296 
1297   frame_start =
1298       (cfg->g_timebase.den * (int64_t)(frames_in - 1) * global->framerate.den) /
1299       cfg->g_timebase.num / global->framerate.num;
1300   next_frame_start =
1301       (cfg->g_timebase.den * (int64_t)(frames_in)*global->framerate.den) /
1302       cfg->g_timebase.num / global->framerate.num;
1303 
1304 /* Scale if necessary */
1305 #if CONFIG_VP9_HIGHBITDEPTH
1306   if (img) {
1307     if ((img->fmt & VPX_IMG_FMT_HIGHBITDEPTH) &&
1308         (img->d_w != cfg->g_w || img->d_h != cfg->g_h)) {
1309       if (img->fmt != VPX_IMG_FMT_I42016) {
1310         fprintf(stderr, "%s can only scale 4:2:0 inputs\n", exec_name);
1311         exit(EXIT_FAILURE);
1312       }
1313 #if CONFIG_LIBYUV
1314       if (!stream->img) {
1315         stream->img =
1316             vpx_img_alloc(NULL, VPX_IMG_FMT_I42016, cfg->g_w, cfg->g_h, 16);
1317       }
1318       I420Scale_16(
1319           (uint16_t *)img->planes[VPX_PLANE_Y], img->stride[VPX_PLANE_Y] / 2,
1320           (uint16_t *)img->planes[VPX_PLANE_U], img->stride[VPX_PLANE_U] / 2,
1321           (uint16_t *)img->planes[VPX_PLANE_V], img->stride[VPX_PLANE_V] / 2,
1322           img->d_w, img->d_h, (uint16_t *)stream->img->planes[VPX_PLANE_Y],
1323           stream->img->stride[VPX_PLANE_Y] / 2,
1324           (uint16_t *)stream->img->planes[VPX_PLANE_U],
1325           stream->img->stride[VPX_PLANE_U] / 2,
1326           (uint16_t *)stream->img->planes[VPX_PLANE_V],
1327           stream->img->stride[VPX_PLANE_V] / 2, stream->img->d_w,
1328           stream->img->d_h, kFilterBox);
1329       img = stream->img;
1330 #else
1331       stream->encoder.err = 1;
1332       ctx_exit_on_error(&stream->encoder,
1333                         "Stream %d: Failed to encode frame.\n"
1334                         "Scaling disabled in this configuration. \n"
1335                         "To enable, configure with --enable-libyuv\n",
1336                         stream->index);
1337 #endif
1338     }
1339   }
1340 #endif
1341   if (img && (img->d_w != cfg->g_w || img->d_h != cfg->g_h)) {
1342     if (img->fmt != VPX_IMG_FMT_I420 && img->fmt != VPX_IMG_FMT_YV12) {
1343       fprintf(stderr, "%s can only scale 4:2:0 8bpp inputs\n", exec_name);
1344       exit(EXIT_FAILURE);
1345     }
1346 #if CONFIG_LIBYUV
1347     if (!stream->img)
1348       stream->img =
1349           vpx_img_alloc(NULL, VPX_IMG_FMT_I420, cfg->g_w, cfg->g_h, 16);
1350     I420Scale(
1351         img->planes[VPX_PLANE_Y], img->stride[VPX_PLANE_Y],
1352         img->planes[VPX_PLANE_U], img->stride[VPX_PLANE_U],
1353         img->planes[VPX_PLANE_V], img->stride[VPX_PLANE_V], img->d_w, img->d_h,
1354         stream->img->planes[VPX_PLANE_Y], stream->img->stride[VPX_PLANE_Y],
1355         stream->img->planes[VPX_PLANE_U], stream->img->stride[VPX_PLANE_U],
1356         stream->img->planes[VPX_PLANE_V], stream->img->stride[VPX_PLANE_V],
1357         stream->img->d_w, stream->img->d_h, kFilterBox);
1358     img = stream->img;
1359 #else
1360     stream->encoder.err = 1;
1361     ctx_exit_on_error(&stream->encoder,
1362                       "Stream %d: Failed to encode frame.\n"
1363                       "Scaling disabled in this configuration. \n"
1364                       "To enable, configure with --enable-libyuv\n",
1365                       stream->index);
1366 #endif
1367   }
1368 
1369   vpx_usec_timer_start(&timer);
1370   vpx_codec_encode(&stream->encoder, img, frame_start,
1371                    (unsigned long)(next_frame_start - frame_start), 0,
1372                    global->deadline);
1373   vpx_usec_timer_mark(&timer);
1374   stream->cx_time += vpx_usec_timer_elapsed(&timer);
1375   ctx_exit_on_error(&stream->encoder, "Stream %d: Failed to encode frame",
1376                     stream->index);
1377 }
1378 
update_quantizer_histogram(struct stream_state * stream)1379 static void update_quantizer_histogram(struct stream_state *stream) {
1380   if (stream->config.cfg.g_pass != VPX_RC_FIRST_PASS) {
1381     int q;
1382 
1383     vpx_codec_control(&stream->encoder, VP8E_GET_LAST_QUANTIZER_64, &q);
1384     ctx_exit_on_error(&stream->encoder, "Failed to read quantizer");
1385     stream->counts[q]++;
1386   }
1387 }
1388 
get_cx_data(struct stream_state * stream,struct VpxEncoderConfig * global,int * got_data)1389 static void get_cx_data(struct stream_state *stream,
1390                         struct VpxEncoderConfig *global, int *got_data) {
1391   const vpx_codec_cx_pkt_t *pkt;
1392   const struct vpx_codec_enc_cfg *cfg = &stream->config.cfg;
1393   vpx_codec_iter_t iter = NULL;
1394 
1395   *got_data = 0;
1396   while ((pkt = vpx_codec_get_cx_data(&stream->encoder, &iter))) {
1397     static size_t fsize = 0;
1398     static FileOffset ivf_header_pos = 0;
1399 
1400     switch (pkt->kind) {
1401       case VPX_CODEC_CX_FRAME_PKT:
1402         if (!(pkt->data.frame.flags & VPX_FRAME_IS_FRAGMENT)) {
1403           stream->frames_out++;
1404         }
1405         if (!global->quiet)
1406           fprintf(stderr, " %6luF", (unsigned long)pkt->data.frame.sz);
1407 
1408         update_rate_histogram(stream->rate_hist, cfg, pkt);
1409 #if CONFIG_WEBM_IO
1410         if (stream->config.write_webm) {
1411           write_webm_block(&stream->webm_ctx, cfg, pkt);
1412         }
1413 #endif
1414         if (!stream->config.write_webm) {
1415           if (pkt->data.frame.partition_id <= 0) {
1416             ivf_header_pos = ftello(stream->file);
1417             fsize = pkt->data.frame.sz;
1418 
1419             ivf_write_frame_header(stream->file, pkt->data.frame.pts, fsize);
1420           } else {
1421             fsize += pkt->data.frame.sz;
1422 
1423             if (!(pkt->data.frame.flags & VPX_FRAME_IS_FRAGMENT)) {
1424               const FileOffset currpos = ftello(stream->file);
1425               fseeko(stream->file, ivf_header_pos, SEEK_SET);
1426               ivf_write_frame_size(stream->file, fsize);
1427               fseeko(stream->file, currpos, SEEK_SET);
1428             }
1429           }
1430 
1431           (void)fwrite(pkt->data.frame.buf, 1, pkt->data.frame.sz,
1432                        stream->file);
1433         }
1434         stream->nbytes += pkt->data.raw.sz;
1435 
1436         *got_data = 1;
1437 #if CONFIG_DECODERS
1438         if (global->test_decode != TEST_DECODE_OFF && !stream->mismatch_seen) {
1439           vpx_codec_decode(&stream->decoder, pkt->data.frame.buf,
1440                            (unsigned int)pkt->data.frame.sz, NULL, 0);
1441           if (stream->decoder.err) {
1442             warn_or_exit_on_error(&stream->decoder,
1443                                   global->test_decode == TEST_DECODE_FATAL,
1444                                   "Failed to decode frame %d in stream %d",
1445                                   stream->frames_out + 1, stream->index);
1446             stream->mismatch_seen = stream->frames_out + 1;
1447           }
1448         }
1449 #endif
1450         break;
1451       case VPX_CODEC_STATS_PKT:
1452         stream->frames_out++;
1453         stats_write(&stream->stats, pkt->data.twopass_stats.buf,
1454                     pkt->data.twopass_stats.sz);
1455         stream->nbytes += pkt->data.raw.sz;
1456         break;
1457 #if CONFIG_FP_MB_STATS
1458       case VPX_CODEC_FPMB_STATS_PKT:
1459         stats_write(&stream->fpmb_stats, pkt->data.firstpass_mb_stats.buf,
1460                     pkt->data.firstpass_mb_stats.sz);
1461         stream->nbytes += pkt->data.raw.sz;
1462         break;
1463 #endif
1464       case VPX_CODEC_PSNR_PKT:
1465 
1466         if (global->show_psnr) {
1467           int i;
1468 
1469           stream->psnr_sse_total += pkt->data.psnr.sse[0];
1470           stream->psnr_samples_total += pkt->data.psnr.samples[0];
1471           for (i = 0; i < 4; i++) {
1472             if (!global->quiet)
1473               fprintf(stderr, "%.3f ", pkt->data.psnr.psnr[i]);
1474             stream->psnr_totals[i] += pkt->data.psnr.psnr[i];
1475           }
1476           stream->psnr_count++;
1477         }
1478 
1479         break;
1480       default: break;
1481     }
1482   }
1483 }
1484 
show_psnr(struct stream_state * stream,double peak)1485 static void show_psnr(struct stream_state *stream, double peak) {
1486   int i;
1487   double ovpsnr;
1488 
1489   if (!stream->psnr_count) return;
1490 
1491   fprintf(stderr, "Stream %d PSNR (Overall/Avg/Y/U/V)", stream->index);
1492   ovpsnr = sse_to_psnr((double)stream->psnr_samples_total, peak,
1493                        (double)stream->psnr_sse_total);
1494   fprintf(stderr, " %.3f", ovpsnr);
1495 
1496   for (i = 0; i < 4; i++) {
1497     fprintf(stderr, " %.3f", stream->psnr_totals[i] / stream->psnr_count);
1498   }
1499   fprintf(stderr, "\n");
1500 }
1501 
usec_to_fps(uint64_t usec,unsigned int frames)1502 static float usec_to_fps(uint64_t usec, unsigned int frames) {
1503   return (float)(usec > 0 ? frames * 1000000.0 / (float)usec : 0);
1504 }
1505 
test_decode(struct stream_state * stream,enum TestDecodeFatality fatal,const VpxInterface * codec)1506 static void test_decode(struct stream_state *stream,
1507                         enum TestDecodeFatality fatal,
1508                         const VpxInterface *codec) {
1509   vpx_image_t enc_img, dec_img;
1510 
1511   if (stream->mismatch_seen) return;
1512 
1513   /* Get the internal reference frame */
1514   if (strcmp(codec->name, "vp8") == 0) {
1515     struct vpx_ref_frame ref_enc, ref_dec;
1516     int width, height;
1517 
1518     width = (stream->config.cfg.g_w + 15) & ~15;
1519     height = (stream->config.cfg.g_h + 15) & ~15;
1520     vpx_img_alloc(&ref_enc.img, VPX_IMG_FMT_I420, width, height, 1);
1521     enc_img = ref_enc.img;
1522     vpx_img_alloc(&ref_dec.img, VPX_IMG_FMT_I420, width, height, 1);
1523     dec_img = ref_dec.img;
1524 
1525     ref_enc.frame_type = VP8_LAST_FRAME;
1526     ref_dec.frame_type = VP8_LAST_FRAME;
1527     vpx_codec_control(&stream->encoder, VP8_COPY_REFERENCE, &ref_enc);
1528     vpx_codec_control(&stream->decoder, VP8_COPY_REFERENCE, &ref_dec);
1529   } else {
1530     struct vp9_ref_frame ref_enc, ref_dec;
1531 
1532     ref_enc.idx = 0;
1533     ref_dec.idx = 0;
1534     vpx_codec_control(&stream->encoder, VP9_GET_REFERENCE, &ref_enc);
1535     enc_img = ref_enc.img;
1536     vpx_codec_control(&stream->decoder, VP9_GET_REFERENCE, &ref_dec);
1537     dec_img = ref_dec.img;
1538 #if CONFIG_VP9_HIGHBITDEPTH
1539     if ((enc_img.fmt & VPX_IMG_FMT_HIGHBITDEPTH) !=
1540         (dec_img.fmt & VPX_IMG_FMT_HIGHBITDEPTH)) {
1541       if (enc_img.fmt & VPX_IMG_FMT_HIGHBITDEPTH) {
1542         vpx_img_alloc(&enc_img, enc_img.fmt - VPX_IMG_FMT_HIGHBITDEPTH,
1543                       enc_img.d_w, enc_img.d_h, 16);
1544         vpx_img_truncate_16_to_8(&enc_img, &ref_enc.img);
1545       }
1546       if (dec_img.fmt & VPX_IMG_FMT_HIGHBITDEPTH) {
1547         vpx_img_alloc(&dec_img, dec_img.fmt - VPX_IMG_FMT_HIGHBITDEPTH,
1548                       dec_img.d_w, dec_img.d_h, 16);
1549         vpx_img_truncate_16_to_8(&dec_img, &ref_dec.img);
1550       }
1551     }
1552 #endif
1553   }
1554   ctx_exit_on_error(&stream->encoder, "Failed to get encoder reference frame");
1555   ctx_exit_on_error(&stream->decoder, "Failed to get decoder reference frame");
1556 
1557   if (!compare_img(&enc_img, &dec_img)) {
1558     int y[4], u[4], v[4];
1559 #if CONFIG_VP9_HIGHBITDEPTH
1560     if (enc_img.fmt & VPX_IMG_FMT_HIGHBITDEPTH) {
1561       find_mismatch_high(&enc_img, &dec_img, y, u, v);
1562     } else {
1563       find_mismatch(&enc_img, &dec_img, y, u, v);
1564     }
1565 #else
1566     find_mismatch(&enc_img, &dec_img, y, u, v);
1567 #endif
1568     stream->decoder.err = 1;
1569     warn_or_exit_on_error(&stream->decoder, fatal == TEST_DECODE_FATAL,
1570                           "Stream %d: Encode/decode mismatch on frame %d at"
1571                           " Y[%d, %d] {%d/%d},"
1572                           " U[%d, %d] {%d/%d},"
1573                           " V[%d, %d] {%d/%d}",
1574                           stream->index, stream->frames_out, y[0], y[1], y[2],
1575                           y[3], u[0], u[1], u[2], u[3], v[0], v[1], v[2], v[3]);
1576     stream->mismatch_seen = stream->frames_out;
1577   }
1578 
1579   vpx_img_free(&enc_img);
1580   vpx_img_free(&dec_img);
1581 }
1582 
print_time(const char * label,int64_t etl)1583 static void print_time(const char *label, int64_t etl) {
1584   int64_t hours;
1585   int64_t mins;
1586   int64_t secs;
1587 
1588   if (etl >= 0) {
1589     hours = etl / 3600;
1590     etl -= hours * 3600;
1591     mins = etl / 60;
1592     etl -= mins * 60;
1593     secs = etl;
1594 
1595     fprintf(stderr, "[%3s %2" PRId64 ":%02" PRId64 ":%02" PRId64 "] ", label,
1596             hours, mins, secs);
1597   } else {
1598     fprintf(stderr, "[%3s  unknown] ", label);
1599   }
1600 }
1601 
main(int argc,const char ** argv_)1602 int main(int argc, const char **argv_) {
1603   int pass;
1604   vpx_image_t raw;
1605 #if CONFIG_VP9_HIGHBITDEPTH
1606   vpx_image_t raw_shift;
1607   int allocated_raw_shift = 0;
1608   int use_16bit_internal = 0;
1609   int input_shift = 0;
1610 #endif
1611   int frame_avail, got_data;
1612 
1613   struct VpxInputContext input;
1614   struct VpxEncoderConfig global;
1615   struct stream_state *streams = NULL;
1616   char **argv, **argi;
1617   uint64_t cx_time = 0;
1618   int stream_cnt = 0;
1619   int res = 0;
1620 
1621   memset(&input, 0, sizeof(input));
1622   exec_name = argv_[0];
1623 
1624   /* Setup default input stream settings */
1625   input.framerate.numerator = 30;
1626   input.framerate.denominator = 1;
1627   input.only_i420 = 1;
1628   input.bit_depth = 0;
1629 
1630   /* First parse the global configuration values, because we want to apply
1631    * other parameters on top of the default configuration provided by the
1632    * codec.
1633    */
1634   argv = argv_dup(argc - 1, argv_ + 1);
1635   parse_global_config(&global, argv);
1636 
1637   if (argc < 3) usage_exit();
1638 
1639   switch (global.color_type) {
1640     case I420: input.fmt = VPX_IMG_FMT_I420; break;
1641     case I422: input.fmt = VPX_IMG_FMT_I422; break;
1642     case I444: input.fmt = VPX_IMG_FMT_I444; break;
1643     case I440: input.fmt = VPX_IMG_FMT_I440; break;
1644     case YV12: input.fmt = VPX_IMG_FMT_YV12; break;
1645   }
1646 
1647   {
1648     /* Now parse each stream's parameters. Using a local scope here
1649      * due to the use of 'stream' as loop variable in FOREACH_STREAM
1650      * loops
1651      */
1652     struct stream_state *stream = NULL;
1653 
1654     do {
1655       stream = new_stream(&global, stream);
1656       stream_cnt++;
1657       if (!streams) streams = stream;
1658     } while (parse_stream_params(&global, stream, argv));
1659   }
1660 
1661   /* Check for unrecognized options */
1662   for (argi = argv; *argi; argi++)
1663     if (argi[0][0] == '-' && argi[0][1])
1664       die("Error: Unrecognized option %s\n", *argi);
1665 
1666   FOREACH_STREAM(check_encoder_config(global.disable_warning_prompt, &global,
1667                                       &stream->config.cfg););
1668 
1669   /* Handle non-option arguments */
1670   input.filename = argv[0];
1671 
1672   if (!input.filename) {
1673     fprintf(stderr, "No input file specified!\n");
1674     usage_exit();
1675   }
1676 
1677   /* Decide if other chroma subsamplings than 4:2:0 are supported */
1678   if (global.codec->fourcc == VP9_FOURCC) input.only_i420 = 0;
1679 
1680   for (pass = global.pass ? global.pass - 1 : 0; pass < global.passes; pass++) {
1681     int frames_in = 0, seen_frames = 0;
1682     int64_t estimated_time_left = -1;
1683     int64_t average_rate = -1;
1684     int64_t lagged_count = 0;
1685 
1686     open_input_file(&input);
1687 
1688     /* If the input file doesn't specify its w/h (raw files), try to get
1689      * the data from the first stream's configuration.
1690      */
1691     if (!input.width || !input.height) {
1692       FOREACH_STREAM({
1693         if (stream->config.cfg.g_w && stream->config.cfg.g_h) {
1694           input.width = stream->config.cfg.g_w;
1695           input.height = stream->config.cfg.g_h;
1696           break;
1697         }
1698       });
1699     }
1700 
1701     /* Update stream configurations from the input file's parameters */
1702     if (!input.width || !input.height)
1703       fatal(
1704           "Specify stream dimensions with --width (-w) "
1705           " and --height (-h)");
1706 
1707     /* If input file does not specify bit-depth but input-bit-depth parameter
1708      * exists, assume that to be the input bit-depth. However, if the
1709      * input-bit-depth paramter does not exist, assume the input bit-depth
1710      * to be the same as the codec bit-depth.
1711      */
1712     if (!input.bit_depth) {
1713       FOREACH_STREAM({
1714         if (stream->config.cfg.g_input_bit_depth)
1715           input.bit_depth = stream->config.cfg.g_input_bit_depth;
1716         else
1717           input.bit_depth = stream->config.cfg.g_input_bit_depth =
1718               (int)stream->config.cfg.g_bit_depth;
1719       });
1720       if (input.bit_depth > 8) input.fmt |= VPX_IMG_FMT_HIGHBITDEPTH;
1721     } else {
1722       FOREACH_STREAM(
1723           { stream->config.cfg.g_input_bit_depth = input.bit_depth; });
1724     }
1725 
1726     FOREACH_STREAM(set_stream_dimensions(stream, input.width, input.height));
1727     FOREACH_STREAM(validate_stream_config(stream, &global));
1728 
1729     /* Ensure that --passes and --pass are consistent. If --pass is set and
1730      * --passes=2, ensure --fpf was set.
1731      */
1732     if (global.pass && global.passes == 2)
1733       FOREACH_STREAM({
1734         if (!stream->config.stats_fn)
1735           die("Stream %d: Must specify --fpf when --pass=%d"
1736               " and --passes=2\n",
1737               stream->index, global.pass);
1738       });
1739 
1740 #if !CONFIG_WEBM_IO
1741     FOREACH_STREAM({
1742       if (stream->config.write_webm) {
1743         stream->config.write_webm = 0;
1744         warn(
1745             "vpxenc was compiled without WebM container support."
1746             "Producing IVF output");
1747       }
1748     });
1749 #endif
1750 
1751     /* Use the frame rate from the file only if none was specified
1752      * on the command-line.
1753      */
1754     if (!global.have_framerate) {
1755       global.framerate.num = input.framerate.numerator;
1756       global.framerate.den = input.framerate.denominator;
1757       FOREACH_STREAM(stream->config.cfg.g_timebase.den = global.framerate.num;
1758                      stream->config.cfg.g_timebase.num = global.framerate.den);
1759     }
1760 
1761     /* Show configuration */
1762     if (global.verbose && pass == 0)
1763       FOREACH_STREAM(show_stream_config(stream, &global, &input));
1764 
1765     if (pass == (global.pass ? global.pass - 1 : 0)) {
1766       if (input.file_type == FILE_TYPE_Y4M)
1767         /*The Y4M reader does its own allocation.
1768           Just initialize this here to avoid problems if we never read any
1769            frames.*/
1770         memset(&raw, 0, sizeof(raw));
1771       else
1772         vpx_img_alloc(&raw, input.fmt, input.width, input.height, 32);
1773 
1774       FOREACH_STREAM(stream->rate_hist = init_rate_histogram(
1775                          &stream->config.cfg, &global.framerate));
1776     }
1777 
1778     FOREACH_STREAM(setup_pass(stream, &global, pass));
1779     FOREACH_STREAM(
1780         open_output_file(stream, &global, &input.pixel_aspect_ratio));
1781     FOREACH_STREAM(initialize_encoder(stream, &global));
1782 
1783 #if CONFIG_VP9_HIGHBITDEPTH
1784     if (strcmp(global.codec->name, "vp9") == 0) {
1785       // Check to see if at least one stream uses 16 bit internal.
1786       // Currently assume that the bit_depths for all streams using
1787       // highbitdepth are the same.
1788       FOREACH_STREAM({
1789         if (stream->config.use_16bit_internal) {
1790           use_16bit_internal = 1;
1791         }
1792         if (stream->config.cfg.g_profile == 0) {
1793           input_shift = 0;
1794         } else {
1795           input_shift = (int)stream->config.cfg.g_bit_depth -
1796                         stream->config.cfg.g_input_bit_depth;
1797         }
1798       });
1799     }
1800 #endif
1801 
1802     frame_avail = 1;
1803     got_data = 0;
1804 
1805     while (frame_avail || got_data) {
1806       struct vpx_usec_timer timer;
1807 
1808       if (!global.limit || frames_in < global.limit) {
1809         frame_avail = read_frame(&input, &raw);
1810 
1811         if (frame_avail) frames_in++;
1812         seen_frames =
1813             frames_in > global.skip_frames ? frames_in - global.skip_frames : 0;
1814 
1815         if (!global.quiet) {
1816           float fps = usec_to_fps(cx_time, seen_frames);
1817           fprintf(stderr, "\rPass %d/%d ", pass + 1, global.passes);
1818 
1819           if (stream_cnt == 1)
1820             fprintf(stderr, "frame %4d/%-4d %7" PRId64 "B ", frames_in,
1821                     streams->frames_out, (int64_t)streams->nbytes);
1822           else
1823             fprintf(stderr, "frame %4d ", frames_in);
1824 
1825           fprintf(stderr, "%7" PRId64 " %s %.2f %s ",
1826                   cx_time > 9999999 ? cx_time / 1000 : cx_time,
1827                   cx_time > 9999999 ? "ms" : "us", fps >= 1.0 ? fps : fps * 60,
1828                   fps >= 1.0 ? "fps" : "fpm");
1829           print_time("ETA", estimated_time_left);
1830         }
1831 
1832       } else
1833         frame_avail = 0;
1834 
1835       if (frames_in > global.skip_frames) {
1836 #if CONFIG_VP9_HIGHBITDEPTH
1837         vpx_image_t *frame_to_encode;
1838         if (input_shift || (use_16bit_internal && input.bit_depth == 8)) {
1839           assert(use_16bit_internal);
1840           // Input bit depth and stream bit depth do not match, so up
1841           // shift frame to stream bit depth
1842           if (!allocated_raw_shift) {
1843             vpx_img_alloc(&raw_shift, raw.fmt | VPX_IMG_FMT_HIGHBITDEPTH,
1844                           input.width, input.height, 32);
1845             allocated_raw_shift = 1;
1846           }
1847           vpx_img_upshift(&raw_shift, &raw, input_shift);
1848           frame_to_encode = &raw_shift;
1849         } else {
1850           frame_to_encode = &raw;
1851         }
1852         vpx_usec_timer_start(&timer);
1853         if (use_16bit_internal) {
1854           assert(frame_to_encode->fmt & VPX_IMG_FMT_HIGHBITDEPTH);
1855           FOREACH_STREAM({
1856             if (stream->config.use_16bit_internal)
1857               encode_frame(stream, &global,
1858                            frame_avail ? frame_to_encode : NULL, frames_in);
1859             else
1860               assert(0);
1861           });
1862         } else {
1863           assert((frame_to_encode->fmt & VPX_IMG_FMT_HIGHBITDEPTH) == 0);
1864           FOREACH_STREAM(encode_frame(stream, &global,
1865                                       frame_avail ? frame_to_encode : NULL,
1866                                       frames_in));
1867         }
1868 #else
1869         vpx_usec_timer_start(&timer);
1870         FOREACH_STREAM(encode_frame(stream, &global, frame_avail ? &raw : NULL,
1871                                     frames_in));
1872 #endif
1873         vpx_usec_timer_mark(&timer);
1874         cx_time += vpx_usec_timer_elapsed(&timer);
1875 
1876         FOREACH_STREAM(update_quantizer_histogram(stream));
1877 
1878         got_data = 0;
1879         FOREACH_STREAM(get_cx_data(stream, &global, &got_data));
1880 
1881         if (!got_data && input.length && streams != NULL &&
1882             !streams->frames_out) {
1883           lagged_count = global.limit ? seen_frames : ftello(input.file);
1884         } else if (input.length) {
1885           int64_t remaining;
1886           int64_t rate;
1887 
1888           if (global.limit) {
1889             const int64_t frame_in_lagged = (seen_frames - lagged_count) * 1000;
1890 
1891             rate = cx_time ? frame_in_lagged * (int64_t)1000000 / cx_time : 0;
1892             remaining = 1000 * (global.limit - global.skip_frames -
1893                                 seen_frames + lagged_count);
1894           } else {
1895             const int64_t input_pos = ftello(input.file);
1896             const int64_t input_pos_lagged = input_pos - lagged_count;
1897             const int64_t limit = input.length;
1898 
1899             rate = cx_time ? input_pos_lagged * (int64_t)1000000 / cx_time : 0;
1900             remaining = limit - input_pos + lagged_count;
1901           }
1902 
1903           average_rate =
1904               (average_rate <= 0) ? rate : (average_rate * 7 + rate) / 8;
1905           estimated_time_left = average_rate ? remaining / average_rate : -1;
1906         }
1907 
1908         if (got_data && global.test_decode != TEST_DECODE_OFF)
1909           FOREACH_STREAM(test_decode(stream, global.test_decode, global.codec));
1910       }
1911 
1912       fflush(stdout);
1913       if (!global.quiet) fprintf(stderr, "\033[K");
1914     }
1915 
1916     if (stream_cnt > 1) fprintf(stderr, "\n");
1917 
1918     if (!global.quiet) {
1919       FOREACH_STREAM(fprintf(
1920           stderr,
1921           "\rPass %d/%d frame %4d/%-4d %7" PRId64 "B %7" PRId64 "b/f %7" PRId64
1922           "b/s %7" PRId64 " %s (%.2f fps)\033[K\n",
1923           pass + 1, global.passes, frames_in, stream->frames_out,
1924           (int64_t)stream->nbytes,
1925           seen_frames ? (int64_t)(stream->nbytes * 8 / seen_frames) : 0,
1926           seen_frames
1927               ? (int64_t)stream->nbytes * 8 * (int64_t)global.framerate.num /
1928                     global.framerate.den / seen_frames
1929               : 0,
1930           stream->cx_time > 9999999 ? stream->cx_time / 1000 : stream->cx_time,
1931           stream->cx_time > 9999999 ? "ms" : "us",
1932           usec_to_fps(stream->cx_time, seen_frames)));
1933     }
1934 
1935     if (global.show_psnr) {
1936       if (global.codec->fourcc == VP9_FOURCC) {
1937         FOREACH_STREAM(
1938             show_psnr(stream, (1 << stream->config.cfg.g_input_bit_depth) - 1));
1939       } else {
1940         FOREACH_STREAM(show_psnr(stream, 255.0));
1941       }
1942     }
1943 
1944     FOREACH_STREAM(vpx_codec_destroy(&stream->encoder));
1945 
1946     if (global.test_decode != TEST_DECODE_OFF) {
1947       FOREACH_STREAM(vpx_codec_destroy(&stream->decoder));
1948     }
1949 
1950     close_input_file(&input);
1951 
1952     if (global.test_decode == TEST_DECODE_FATAL) {
1953       FOREACH_STREAM(res |= stream->mismatch_seen);
1954     }
1955     FOREACH_STREAM(close_output_file(stream, global.codec->fourcc));
1956 
1957     FOREACH_STREAM(stats_close(&stream->stats, global.passes - 1));
1958 
1959 #if CONFIG_FP_MB_STATS
1960     FOREACH_STREAM(stats_close(&stream->fpmb_stats, global.passes - 1));
1961 #endif
1962 
1963     if (global.pass) break;
1964   }
1965 
1966   if (global.show_q_hist_buckets)
1967     FOREACH_STREAM(
1968         show_q_histogram(stream->counts, global.show_q_hist_buckets));
1969 
1970   if (global.show_rate_hist_buckets)
1971     FOREACH_STREAM(show_rate_histogram(stream->rate_hist, &stream->config.cfg,
1972                                        global.show_rate_hist_buckets));
1973   FOREACH_STREAM(destroy_rate_histogram(stream->rate_hist));
1974 
1975 #if CONFIG_INTERNAL_STATS
1976   /* TODO(jkoleszar): This doesn't belong in this executable. Do it for now,
1977    * to match some existing utilities.
1978    */
1979   if (!(global.pass == 1 && global.passes == 2))
1980     FOREACH_STREAM({
1981       FILE *f = fopen("opsnr.stt", "a");
1982       if (stream->mismatch_seen) {
1983         fprintf(f, "First mismatch occurred in frame %d\n",
1984                 stream->mismatch_seen);
1985       } else {
1986         fprintf(f, "No mismatch detected in recon buffers\n");
1987       }
1988       fclose(f);
1989     });
1990 #endif
1991 
1992 #if CONFIG_VP9_HIGHBITDEPTH
1993   if (allocated_raw_shift) vpx_img_free(&raw_shift);
1994 #endif
1995   vpx_img_free(&raw);
1996   free(argv);
1997   free(streams);
1998   return res ? EXIT_FAILURE : EXIT_SUCCESS;
1999 }
2000