WebM VP8 Codec SDK
vpxenc
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 #include "vpx/vpx_encoder.h"
23 #if CONFIG_DECODERS
24 #include "vpx/vpx_decoder.h"
25 #endif
26 
27 #include "third_party/libyuv/include/libyuv/scale.h"
28 #include "./args.h"
29 #include "./ivfenc.h"
30 #include "./tools_common.h"
31 
32 #if CONFIG_VP8_ENCODER || CONFIG_VP9_ENCODER
33 #include "vpx/vp8cx.h"
34 #endif
35 #if CONFIG_VP8_DECODER || CONFIG_VP9_DECODER
36 #include "vpx/vp8dx.h"
37 #endif
38 
39 #include "vpx/vpx_integer.h"
40 #include "vpx_ports/mem_ops.h"
41 #include "vpx_ports/vpx_timer.h"
42 #include "./rate_hist.h"
43 #include "./vpxstats.h"
44 #include "./warnings.h"
45 #if CONFIG_WEBM_IO
46 #include "./webmenc.h"
47 #endif
48 #include "./y4minput.h"
49 
50 /* Swallow warnings about unused results of fread/fwrite */
51 static size_t wrap_fread(void *ptr, size_t size, size_t nmemb,
52  FILE *stream) {
53  return fread(ptr, size, nmemb, stream);
54 }
55 #define fread wrap_fread
56 
57 static size_t wrap_fwrite(const void *ptr, size_t size, size_t nmemb,
58  FILE *stream) {
59  return fwrite(ptr, size, nmemb, stream);
60 }
61 #define fwrite wrap_fwrite
62 
63 
64 static const char *exec_name;
65 
66 static void warn_or_exit_on_errorv(vpx_codec_ctx_t *ctx, int fatal,
67  const char *s, va_list ap) {
68  if (ctx->err) {
69  const char *detail = vpx_codec_error_detail(ctx);
70 
71  vfprintf(stderr, s, ap);
72  fprintf(stderr, ": %s\n", vpx_codec_error(ctx));
73 
74  if (detail)
75  fprintf(stderr, " %s\n", detail);
76 
77  if (fatal)
78  exit(EXIT_FAILURE);
79  }
80 }
81 
82 static void ctx_exit_on_error(vpx_codec_ctx_t *ctx, const char *s, ...) {
83  va_list ap;
84 
85  va_start(ap, s);
86  warn_or_exit_on_errorv(ctx, 1, s, ap);
87  va_end(ap);
88 }
89 
90 static void warn_or_exit_on_error(vpx_codec_ctx_t *ctx, int fatal,
91  const char *s, ...) {
92  va_list ap;
93 
94  va_start(ap, s);
95  warn_or_exit_on_errorv(ctx, fatal, s, ap);
96  va_end(ap);
97 }
98 
99 int read_frame(struct VpxInputContext *input_ctx, vpx_image_t *img) {
100  FILE *f = input_ctx->file;
101  y4m_input *y4m = &input_ctx->y4m;
102  int shortread = 0;
103 
104  if (input_ctx->file_type == FILE_TYPE_Y4M) {
105  if (y4m_input_fetch_frame(y4m, f, img) < 1)
106  return 0;
107  } else {
108  shortread = read_yuv_frame(input_ctx, img);
109  }
110 
111  return !shortread;
112 }
113 
114 int file_is_y4m(const char detect[4]) {
115  if (memcmp(detect, "YUV4", 4) == 0) {
116  return 1;
117  }
118  return 0;
119 }
120 
121 int fourcc_is_ivf(const char detect[4]) {
122  if (memcmp(detect, "DKIF", 4) == 0) {
123  return 1;
124  }
125  return 0;
126 }
127 
128 static const arg_def_t debugmode = ARG_DEF("D", "debug", 0,
129  "Debug mode (makes output deterministic)");
130 static const arg_def_t outputfile = ARG_DEF("o", "output", 1,
131  "Output filename");
132 static const arg_def_t use_yv12 = ARG_DEF(NULL, "yv12", 0,
133  "Input file is YV12 ");
134 static const arg_def_t use_i420 = ARG_DEF(NULL, "i420", 0,
135  "Input file is I420 (default)");
136 static const arg_def_t use_i422 = ARG_DEF(NULL, "i422", 0,
137  "Input file is I422");
138 static const arg_def_t use_i444 = ARG_DEF(NULL, "i444", 0,
139  "Input file is I444");
140 static const arg_def_t codecarg = ARG_DEF(NULL, "codec", 1,
141  "Codec to use");
142 static const arg_def_t passes = ARG_DEF("p", "passes", 1,
143  "Number of passes (1/2)");
144 static const arg_def_t pass_arg = ARG_DEF(NULL, "pass", 1,
145  "Pass to execute (1/2)");
146 static const arg_def_t fpf_name = ARG_DEF(NULL, "fpf", 1,
147  "First pass statistics file name");
148 #if CONFIG_FP_MB_STATS
149 static const arg_def_t fpmbf_name = ARG_DEF(NULL, "fpmbf", 1,
150  "First pass block statistics file name");
151 #endif
152 static const arg_def_t limit = ARG_DEF(NULL, "limit", 1,
153  "Stop encoding after n input frames");
154 static const arg_def_t skip = ARG_DEF(NULL, "skip", 1,
155  "Skip the first n input frames");
156 static const arg_def_t deadline = ARG_DEF("d", "deadline", 1,
157  "Deadline per frame (usec)");
158 static const arg_def_t best_dl = ARG_DEF(NULL, "best", 0,
159  "Use Best Quality Deadline");
160 static const arg_def_t good_dl = ARG_DEF(NULL, "good", 0,
161  "Use Good Quality Deadline");
162 static const arg_def_t rt_dl = ARG_DEF(NULL, "rt", 0,
163  "Use Realtime Quality Deadline");
164 static const arg_def_t quietarg = ARG_DEF("q", "quiet", 0,
165  "Do not print encode progress");
166 static const arg_def_t verbosearg = ARG_DEF("v", "verbose", 0,
167  "Show encoder parameters");
168 static const arg_def_t psnrarg = ARG_DEF(NULL, "psnr", 0,
169  "Show PSNR in status line");
170 
171 static const struct arg_enum_list test_decode_enum[] = {
172  {"off", TEST_DECODE_OFF},
173  {"fatal", TEST_DECODE_FATAL},
174  {"warn", TEST_DECODE_WARN},
175  {NULL, 0}
176 };
177 static const arg_def_t recontest = ARG_DEF_ENUM(NULL, "test-decode", 1,
178  "Test encode/decode mismatch",
179  test_decode_enum);
180 static const arg_def_t framerate = ARG_DEF(NULL, "fps", 1,
181  "Stream frame rate (rate/scale)");
182 static const arg_def_t use_ivf = ARG_DEF(NULL, "ivf", 0,
183  "Output IVF (default is WebM if WebM IO is enabled)");
184 static const arg_def_t out_part = ARG_DEF("P", "output-partitions", 0,
185  "Makes encoder output partitions. Requires IVF output!");
186 static const arg_def_t q_hist_n = ARG_DEF(NULL, "q-hist", 1,
187  "Show quantizer histogram (n-buckets)");
188 static const arg_def_t rate_hist_n = ARG_DEF(NULL, "rate-hist", 1,
189  "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 static const arg_def_t experimental_bitstream =
197  ARG_DEF(NULL, "experimental-bitstream", 0,
198  "Allow experimental bitstream features.");
199 
200 
201 static const arg_def_t *main_args[] = {
202  &debugmode,
203  &outputfile, &codecarg, &passes, &pass_arg, &fpf_name, &limit, &skip,
204  &deadline, &best_dl, &good_dl, &rt_dl,
205  &quietarg, &verbosearg, &psnrarg, &use_ivf, &out_part, &q_hist_n,
206  &rate_hist_n, &disable_warnings, &disable_warning_prompt,
207  NULL
208 };
209 
210 static const arg_def_t usage = ARG_DEF("u", "usage", 1,
211  "Usage profile number to use");
212 static const arg_def_t threads = ARG_DEF("t", "threads", 1,
213  "Max number of threads to use");
214 static const arg_def_t profile = ARG_DEF(NULL, "profile", 1,
215  "Bitstream profile number to use");
216 static const arg_def_t width = ARG_DEF("w", "width", 1,
217  "Frame width");
218 static const arg_def_t height = ARG_DEF("h", "height", 1,
219  "Frame height");
220 #if CONFIG_WEBM_IO
221 static const struct arg_enum_list stereo_mode_enum[] = {
222  {"mono", STEREO_FORMAT_MONO},
223  {"left-right", STEREO_FORMAT_LEFT_RIGHT},
224  {"bottom-top", STEREO_FORMAT_BOTTOM_TOP},
225  {"top-bottom", STEREO_FORMAT_TOP_BOTTOM},
226  {"right-left", STEREO_FORMAT_RIGHT_LEFT},
227  {NULL, 0}
228 };
229 static const arg_def_t stereo_mode = ARG_DEF_ENUM(NULL, "stereo-mode", 1,
230  "Stereo 3D video format", stereo_mode_enum);
231 #endif
232 static const arg_def_t timebase = ARG_DEF(NULL, "timebase", 1,
233  "Output timestamp precision (fractional seconds)");
234 static const arg_def_t error_resilient = ARG_DEF(NULL, "error-resilient", 1,
235  "Enable error resiliency features");
236 static const arg_def_t lag_in_frames = ARG_DEF(NULL, "lag-in-frames", 1,
237  "Max number of frames to lag");
238 
239 static const arg_def_t *global_args[] = {
240  &use_yv12, &use_i420, &use_i422, &use_i444,
241  &usage, &threads, &profile,
242  &width, &height,
243 #if CONFIG_WEBM_IO
244  &stereo_mode,
245 #endif
246  &timebase, &framerate,
247  &error_resilient,
248  &lag_in_frames, NULL
249 };
250 
251 static const arg_def_t dropframe_thresh = ARG_DEF(NULL, "drop-frame", 1,
252  "Temporal resampling threshold (buf %)");
253 static const arg_def_t resize_allowed = ARG_DEF(NULL, "resize-allowed", 1,
254  "Spatial resampling enabled (bool)");
255 static const arg_def_t resize_width = ARG_DEF(NULL, "resize-width", 1,
256  "Width of encoded frame");
257 static const arg_def_t resize_height = ARG_DEF(NULL, "resize-height", 1,
258  "Height of encoded frame");
259 static const arg_def_t resize_up_thresh = ARG_DEF(NULL, "resize-up", 1,
260  "Upscale threshold (buf %)");
261 static const arg_def_t resize_down_thresh = ARG_DEF(NULL, "resize-down", 1,
262  "Downscale threshold (buf %)");
263 static const struct arg_enum_list end_usage_enum[] = {
264  {"vbr", VPX_VBR},
265  {"cbr", VPX_CBR},
266  {"cq", VPX_CQ},
267  {"q", VPX_Q},
268  {NULL, 0}
269 };
270 static const arg_def_t end_usage = ARG_DEF_ENUM(NULL, "end-usage", 1,
271  "Rate control mode", end_usage_enum);
272 static const arg_def_t target_bitrate = ARG_DEF(NULL, "target-bitrate", 1,
273  "Bitrate (kbps)");
274 static const arg_def_t min_quantizer = ARG_DEF(NULL, "min-q", 1,
275  "Minimum (best) quantizer");
276 static const arg_def_t max_quantizer = ARG_DEF(NULL, "max-q", 1,
277  "Maximum (worst) quantizer");
278 static const arg_def_t undershoot_pct = ARG_DEF(NULL, "undershoot-pct", 1,
279  "Datarate undershoot (min) target (%)");
280 static const arg_def_t overshoot_pct = ARG_DEF(NULL, "overshoot-pct", 1,
281  "Datarate overshoot (max) target (%)");
282 static const arg_def_t buf_sz = ARG_DEF(NULL, "buf-sz", 1,
283  "Client buffer size (ms)");
284 static const arg_def_t buf_initial_sz = ARG_DEF(NULL, "buf-initial-sz", 1,
285  "Client initial buffer size (ms)");
286 static const arg_def_t buf_optimal_sz = ARG_DEF(NULL, "buf-optimal-sz", 1,
287  "Client optimal buffer size (ms)");
288 static const arg_def_t *rc_args[] = {
289  &dropframe_thresh, &resize_allowed, &resize_width, &resize_height,
290  &resize_up_thresh, &resize_down_thresh, &end_usage, &target_bitrate,
291  &min_quantizer, &max_quantizer, &undershoot_pct, &overshoot_pct, &buf_sz,
292  &buf_initial_sz, &buf_optimal_sz, NULL
293 };
294 
295 
296 static const arg_def_t bias_pct = ARG_DEF(NULL, "bias-pct", 1,
297  "CBR/VBR bias (0=CBR, 100=VBR)");
298 static const arg_def_t minsection_pct = ARG_DEF(NULL, "minsection-pct", 1,
299  "GOP min bitrate (% of target)");
300 static const arg_def_t maxsection_pct = ARG_DEF(NULL, "maxsection-pct", 1,
301  "GOP max bitrate (% of target)");
302 static const arg_def_t *rc_twopass_args[] = {
303  &bias_pct, &minsection_pct, &maxsection_pct, NULL
304 };
305 
306 
307 static const arg_def_t kf_min_dist = ARG_DEF(NULL, "kf-min-dist", 1,
308  "Minimum keyframe interval (frames)");
309 static const arg_def_t kf_max_dist = ARG_DEF(NULL, "kf-max-dist", 1,
310  "Maximum keyframe interval (frames)");
311 static const arg_def_t kf_disabled = ARG_DEF(NULL, "disable-kf", 0,
312  "Disable keyframe placement");
313 static const arg_def_t *kf_args[] = {
314  &kf_min_dist, &kf_max_dist, &kf_disabled, NULL
315 };
316 
317 
318 static const arg_def_t noise_sens = ARG_DEF(NULL, "noise-sensitivity", 1,
319  "Noise sensitivity (frames to blur)");
320 static const arg_def_t sharpness = ARG_DEF(NULL, "sharpness", 1,
321  "Filter sharpness (0-7)");
322 static const arg_def_t static_thresh = ARG_DEF(NULL, "static-thresh", 1,
323  "Motion detection threshold");
324 static const arg_def_t cpu_used = ARG_DEF(NULL, "cpu-used", 1,
325  "CPU Used (-16..16)");
326 static const arg_def_t auto_altref = ARG_DEF(NULL, "auto-alt-ref", 1,
327  "Enable automatic alt reference frames");
328 static const arg_def_t arnr_maxframes = ARG_DEF(NULL, "arnr-maxframes", 1,
329  "AltRef Max Frames");
330 static const arg_def_t arnr_strength = ARG_DEF(NULL, "arnr-strength", 1,
331  "AltRef Strength");
332 static const arg_def_t arnr_type = ARG_DEF(NULL, "arnr-type", 1,
333  "AltRef Type");
334 static const struct arg_enum_list tuning_enum[] = {
335  {"psnr", VP8_TUNE_PSNR},
336  {"ssim", VP8_TUNE_SSIM},
337  {NULL, 0}
338 };
339 static const arg_def_t tune_ssim = ARG_DEF_ENUM(NULL, "tune", 1,
340  "Material to favor", tuning_enum);
341 static const arg_def_t cq_level = ARG_DEF(NULL, "cq-level", 1,
342  "Constant/Constrained Quality level");
343 static const arg_def_t max_intra_rate_pct = ARG_DEF(NULL, "max-intra-rate", 1,
344  "Max I-frame bitrate (pct)");
345 
346 #if CONFIG_VP8_ENCODER
347 static const arg_def_t token_parts =
348  ARG_DEF(NULL, "token-parts", 1, "Number of token partitions to use, log2");
349 static const arg_def_t *vp8_args[] = {
350  &cpu_used, &auto_altref, &noise_sens, &sharpness, &static_thresh,
351  &token_parts, &arnr_maxframes, &arnr_strength, &arnr_type,
352  &tune_ssim, &cq_level, &max_intra_rate_pct,
353  NULL
354 };
355 static const int vp8_arg_ctrl_map[] = {
356  VP8E_SET_CPUUSED, VP8E_SET_ENABLEAUTOALTREF,
357  VP8E_SET_NOISE_SENSITIVITY, VP8E_SET_SHARPNESS, VP8E_SET_STATIC_THRESHOLD,
358  VP8E_SET_TOKEN_PARTITIONS,
359  VP8E_SET_ARNR_MAXFRAMES, VP8E_SET_ARNR_STRENGTH, VP8E_SET_ARNR_TYPE,
360  VP8E_SET_TUNING, VP8E_SET_CQ_LEVEL, VP8E_SET_MAX_INTRA_BITRATE_PCT,
361  0
362 };
363 #endif
364 
365 #if CONFIG_VP9_ENCODER
366 static const arg_def_t tile_cols =
367  ARG_DEF(NULL, "tile-columns", 1, "Number of tile columns to use, log2");
368 static const arg_def_t tile_rows =
369  ARG_DEF(NULL, "tile-rows", 1, "Number of tile rows to use, log2");
370 static const arg_def_t lossless = ARG_DEF(NULL, "lossless", 1, "Lossless mode");
371 static const arg_def_t frame_parallel_decoding = ARG_DEF(
372  NULL, "frame-parallel", 1, "Enable frame parallel decodability features");
373 static const arg_def_t aq_mode = ARG_DEF(
374  NULL, "aq-mode", 1,
375  "Adaptive quantization mode (0: off (default), 1: variance 2: complexity, "
376  "3: cyclic refresh)");
377 static const arg_def_t frame_periodic_boost = ARG_DEF(
378  NULL, "frame_boost", 1,
379  "Enable frame periodic boost (0: off (default), 1: on)");
380 
381 static const struct arg_enum_list tune_content_enum[] = {
382  {"default", VP9E_CONTENT_DEFAULT},
383  {"screen", VP9E_CONTENT_SCREEN},
384  {NULL, 0}
385 };
386 
387 static const arg_def_t tune_content = ARG_DEF_ENUM(
388  NULL, "tune-content", 1, "Tune content type", tune_content_enum);
389 
390 static const arg_def_t *vp9_args[] = {
391  &cpu_used, &auto_altref, &noise_sens, &sharpness, &static_thresh,
392  &tile_cols, &tile_rows, &arnr_maxframes, &arnr_strength, &arnr_type,
393  &tune_ssim, &cq_level, &max_intra_rate_pct, &lossless,
394  &frame_parallel_decoding, &aq_mode, &frame_periodic_boost, &tune_content,
395  NULL
396 };
397 static const int vp9_arg_ctrl_map[] = {
398  VP8E_SET_CPUUSED, VP8E_SET_ENABLEAUTOALTREF,
399  VP8E_SET_NOISE_SENSITIVITY, VP8E_SET_SHARPNESS, VP8E_SET_STATIC_THRESHOLD,
400  VP9E_SET_TILE_COLUMNS, VP9E_SET_TILE_ROWS,
401  VP8E_SET_ARNR_MAXFRAMES, VP8E_SET_ARNR_STRENGTH, VP8E_SET_ARNR_TYPE,
402  VP8E_SET_TUNING, VP8E_SET_CQ_LEVEL, VP8E_SET_MAX_INTRA_BITRATE_PCT,
403  VP9E_SET_LOSSLESS, VP9E_SET_FRAME_PARALLEL_DECODING, VP9E_SET_AQ_MODE,
404  VP9E_SET_FRAME_PERIODIC_BOOST, VP9E_SET_TUNE_CONTENT,
405  0
406 };
407 #endif
408 
409 static const arg_def_t *no_args[] = { NULL };
410 
411 void usage_exit() {
412  int i;
413 
414  fprintf(stderr, "Usage: %s <options> -o dst_filename src_filename \n",
415  exec_name);
416 
417  fprintf(stderr, "\nOptions:\n");
418  arg_show_usage(stderr, main_args);
419  fprintf(stderr, "\nEncoder Global Options:\n");
420  arg_show_usage(stderr, global_args);
421  fprintf(stderr, "\nRate Control Options:\n");
422  arg_show_usage(stderr, rc_args);
423  fprintf(stderr, "\nTwopass Rate Control Options:\n");
424  arg_show_usage(stderr, rc_twopass_args);
425  fprintf(stderr, "\nKeyframe Placement Options:\n");
426  arg_show_usage(stderr, kf_args);
427 #if CONFIG_VP8_ENCODER
428  fprintf(stderr, "\nVP8 Specific Options:\n");
429  arg_show_usage(stderr, vp8_args);
430 #endif
431 #if CONFIG_VP9_ENCODER
432  fprintf(stderr, "\nVP9 Specific Options:\n");
433  arg_show_usage(stderr, vp9_args);
434 #endif
435  fprintf(stderr, "\nStream timebase (--timebase):\n"
436  " The desired precision of timestamps in the output, expressed\n"
437  " in fractional seconds. Default is 1/1000.\n");
438  fprintf(stderr, "\nIncluded encoders:\n\n");
439 
440  for (i = 0; i < get_vpx_encoder_count(); ++i) {
441  const VpxInterface *const encoder = get_vpx_encoder_by_index(i);
442  fprintf(stderr, " %-6s - %s\n",
443  encoder->name, vpx_codec_iface_name(encoder->codec_interface()));
444  }
445 
446  exit(EXIT_FAILURE);
447 }
448 
449 #define mmin(a, b) ((a) < (b) ? (a) : (b))
450 static void find_mismatch(const vpx_image_t *const img1,
451  const vpx_image_t *const img2,
452  int yloc[4], int uloc[4], int vloc[4]) {
453  const uint32_t bsize = 64;
454  const uint32_t bsizey = bsize >> img1->y_chroma_shift;
455  const uint32_t bsizex = bsize >> img1->x_chroma_shift;
456  const uint32_t c_w =
457  (img1->d_w + img1->x_chroma_shift) >> img1->x_chroma_shift;
458  const uint32_t c_h =
459  (img1->d_h + img1->y_chroma_shift) >> img1->y_chroma_shift;
460  int match = 1;
461  uint32_t i, j;
462  yloc[0] = yloc[1] = yloc[2] = yloc[3] = -1;
463  for (i = 0, match = 1; match && i < img1->d_h; i += bsize) {
464  for (j = 0; match && j < img1->d_w; j += bsize) {
465  int k, l;
466  const int si = mmin(i + bsize, img1->d_h) - i;
467  const int sj = mmin(j + bsize, img1->d_w) - j;
468  for (k = 0; match && k < si; ++k) {
469  for (l = 0; match && l < sj; ++l) {
470  if (*(img1->planes[VPX_PLANE_Y] +
471  (i + k) * img1->stride[VPX_PLANE_Y] + j + l) !=
472  *(img2->planes[VPX_PLANE_Y] +
473  (i + k) * img2->stride[VPX_PLANE_Y] + j + l)) {
474  yloc[0] = i + k;
475  yloc[1] = j + l;
476  yloc[2] = *(img1->planes[VPX_PLANE_Y] +
477  (i + k) * img1->stride[VPX_PLANE_Y] + j + l);
478  yloc[3] = *(img2->planes[VPX_PLANE_Y] +
479  (i + k) * img2->stride[VPX_PLANE_Y] + j + l);
480  match = 0;
481  break;
482  }
483  }
484  }
485  }
486  }
487 
488  uloc[0] = uloc[1] = uloc[2] = uloc[3] = -1;
489  for (i = 0, match = 1; match && i < c_h; i += bsizey) {
490  for (j = 0; match && j < c_w; j += bsizex) {
491  int k, l;
492  const int si = mmin(i + bsizey, c_h - i);
493  const int sj = mmin(j + bsizex, c_w - j);
494  for (k = 0; match && k < si; ++k) {
495  for (l = 0; match && l < sj; ++l) {
496  if (*(img1->planes[VPX_PLANE_U] +
497  (i + k) * img1->stride[VPX_PLANE_U] + j + l) !=
498  *(img2->planes[VPX_PLANE_U] +
499  (i + k) * img2->stride[VPX_PLANE_U] + j + l)) {
500  uloc[0] = i + k;
501  uloc[1] = j + l;
502  uloc[2] = *(img1->planes[VPX_PLANE_U] +
503  (i + k) * img1->stride[VPX_PLANE_U] + j + l);
504  uloc[3] = *(img2->planes[VPX_PLANE_U] +
505  (i + k) * img2->stride[VPX_PLANE_U] + j + l);
506  match = 0;
507  break;
508  }
509  }
510  }
511  }
512  }
513  vloc[0] = vloc[1] = vloc[2] = vloc[3] = -1;
514  for (i = 0, match = 1; match && i < c_h; i += bsizey) {
515  for (j = 0; match && j < c_w; j += bsizex) {
516  int k, l;
517  const int si = mmin(i + bsizey, c_h - i);
518  const int sj = mmin(j + bsizex, c_w - j);
519  for (k = 0; match && k < si; ++k) {
520  for (l = 0; match && l < sj; ++l) {
521  if (*(img1->planes[VPX_PLANE_V] +
522  (i + k) * img1->stride[VPX_PLANE_V] + j + l) !=
523  *(img2->planes[VPX_PLANE_V] +
524  (i + k) * img2->stride[VPX_PLANE_V] + j + l)) {
525  vloc[0] = i + k;
526  vloc[1] = j + l;
527  vloc[2] = *(img1->planes[VPX_PLANE_V] +
528  (i + k) * img1->stride[VPX_PLANE_V] + j + l);
529  vloc[3] = *(img2->planes[VPX_PLANE_V] +
530  (i + k) * img2->stride[VPX_PLANE_V] + j + l);
531  match = 0;
532  break;
533  }
534  }
535  }
536  }
537  }
538 }
539 
540 static int compare_img(const vpx_image_t *const img1,
541  const vpx_image_t *const img2) {
542  const uint32_t c_w =
543  (img1->d_w + img1->x_chroma_shift) >> img1->x_chroma_shift;
544  const uint32_t c_h =
545  (img1->d_h + img1->y_chroma_shift) >> img1->y_chroma_shift;
546  uint32_t i;
547  int match = 1;
548 
549  match &= (img1->fmt == img2->fmt);
550  match &= (img1->d_w == img2->d_w);
551  match &= (img1->d_h == img2->d_h);
552 
553  for (i = 0; i < img1->d_h; ++i)
554  match &= (memcmp(img1->planes[VPX_PLANE_Y] + i * img1->stride[VPX_PLANE_Y],
555  img2->planes[VPX_PLANE_Y] + i * img2->stride[VPX_PLANE_Y],
556  img1->d_w) == 0);
557 
558  for (i = 0; i < c_h; ++i)
559  match &= (memcmp(img1->planes[VPX_PLANE_U] + i * img1->stride[VPX_PLANE_U],
560  img2->planes[VPX_PLANE_U] + i * img2->stride[VPX_PLANE_U],
561  c_w) == 0);
562 
563  for (i = 0; i < c_h; ++i)
564  match &= (memcmp(img1->planes[VPX_PLANE_V] + i * img1->stride[VPX_PLANE_V],
565  img2->planes[VPX_PLANE_V] + i * img2->stride[VPX_PLANE_V],
566  c_w) == 0);
567 
568  return match;
569 }
570 
571 
572 #define NELEMENTS(x) (sizeof(x)/sizeof(x[0]))
573 #define MAX(x,y) ((x)>(y)?(x):(y))
574 #if CONFIG_VP8_ENCODER && !CONFIG_VP9_ENCODER
575 #define ARG_CTRL_CNT_MAX NELEMENTS(vp8_arg_ctrl_map)
576 #elif !CONFIG_VP8_ENCODER && CONFIG_VP9_ENCODER
577 #define ARG_CTRL_CNT_MAX NELEMENTS(vp9_arg_ctrl_map)
578 #else
579 #define ARG_CTRL_CNT_MAX MAX(NELEMENTS(vp8_arg_ctrl_map), \
580  NELEMENTS(vp9_arg_ctrl_map))
581 #endif
582 
583 #if !CONFIG_WEBM_IO
584 typedef int stereo_format_t;
585 struct EbmlGlobal { int debug; };
586 #endif
587 
588 /* Per-stream configuration */
589 struct stream_config {
590  struct vpx_codec_enc_cfg cfg;
591  const char *out_fn;
592  const char *stats_fn;
593 #if CONFIG_FP_MB_STATS
594  const char *fpmb_stats_fn;
595 #endif
596  stereo_format_t stereo_fmt;
597  int arg_ctrls[ARG_CTRL_CNT_MAX][2];
598  int arg_ctrl_cnt;
599  int write_webm;
600  int have_kf_max_dist;
601 };
602 
603 
604 struct stream_state {
605  int index;
606  struct stream_state *next;
607  struct stream_config config;
608  FILE *file;
609  struct rate_hist *rate_hist;
610  struct EbmlGlobal ebml;
611  uint64_t psnr_sse_total;
612  uint64_t psnr_samples_total;
613  double psnr_totals[4];
614  int psnr_count;
615  int counts[64];
616  vpx_codec_ctx_t encoder;
617  unsigned int frames_out;
618  uint64_t cx_time;
619  size_t nbytes;
620  stats_io_t stats;
621 #if CONFIG_FP_MB_STATS
622  stats_io_t fpmb_stats;
623 #endif
624  struct vpx_image *img;
625  vpx_codec_ctx_t decoder;
626  int mismatch_seen;
627 };
628 
629 
630 void validate_positive_rational(const char *msg,
631  struct vpx_rational *rat) {
632  if (rat->den < 0) {
633  rat->num *= -1;
634  rat->den *= -1;
635  }
636 
637  if (rat->num < 0)
638  die("Error: %s must be positive\n", msg);
639 
640  if (!rat->den)
641  die("Error: %s has zero denominator\n", msg);
642 }
643 
644 
645 static void parse_global_config(struct VpxEncoderConfig *global, char **argv) {
646  char **argi, **argj;
647  struct arg arg;
648 
649  /* Initialize default parameters */
650  memset(global, 0, sizeof(*global));
651  global->codec = get_vpx_encoder_by_index(0);
652  global->passes = 0;
653  global->color_type = I420;
654  /* Assign default deadline to good quality */
655  global->deadline = VPX_DL_GOOD_QUALITY;
656 
657  for (argi = argj = argv; (*argj = *argi); argi += arg.argv_step) {
658  arg.argv_step = 1;
659 
660  if (arg_match(&arg, &codecarg, argi)) {
661  global->codec = get_vpx_encoder_by_name(arg.val);
662  if (!global->codec)
663  die("Error: Unrecognized argument (%s) to --codec\n", arg.val);
664  } else if (arg_match(&arg, &passes, argi)) {
665  global->passes = arg_parse_uint(&arg);
666 
667  if (global->passes < 1 || global->passes > 2)
668  die("Error: Invalid number of passes (%d)\n", global->passes);
669  } else if (arg_match(&arg, &pass_arg, argi)) {
670  global->pass = arg_parse_uint(&arg);
671 
672  if (global->pass < 1 || global->pass > 2)
673  die("Error: Invalid pass selected (%d)\n",
674  global->pass);
675  } else if (arg_match(&arg, &usage, argi))
676  global->usage = arg_parse_uint(&arg);
677  else if (arg_match(&arg, &deadline, argi))
678  global->deadline = arg_parse_uint(&arg);
679  else if (arg_match(&arg, &best_dl, argi))
680  global->deadline = VPX_DL_BEST_QUALITY;
681  else if (arg_match(&arg, &good_dl, argi))
682  global->deadline = VPX_DL_GOOD_QUALITY;
683  else if (arg_match(&arg, &rt_dl, argi))
684  global->deadline = VPX_DL_REALTIME;
685  else if (arg_match(&arg, &use_yv12, argi))
686  global->color_type = YV12;
687  else if (arg_match(&arg, &use_i420, argi))
688  global->color_type = I420;
689  else if (arg_match(&arg, &use_i422, argi))
690  global->color_type = I422;
691  else if (arg_match(&arg, &use_i444, argi))
692  global->color_type = I444;
693  else if (arg_match(&arg, &quietarg, argi))
694  global->quiet = 1;
695  else if (arg_match(&arg, &verbosearg, argi))
696  global->verbose = 1;
697  else if (arg_match(&arg, &limit, argi))
698  global->limit = arg_parse_uint(&arg);
699  else if (arg_match(&arg, &skip, argi))
700  global->skip_frames = arg_parse_uint(&arg);
701  else if (arg_match(&arg, &psnrarg, argi))
702  global->show_psnr = 1;
703  else if (arg_match(&arg, &recontest, argi))
704  global->test_decode = arg_parse_enum_or_int(&arg);
705  else if (arg_match(&arg, &framerate, argi)) {
706  global->framerate = arg_parse_rational(&arg);
707  validate_positive_rational(arg.name, &global->framerate);
708  global->have_framerate = 1;
709  } else if (arg_match(&arg, &out_part, argi))
710  global->out_part = 1;
711  else if (arg_match(&arg, &debugmode, argi))
712  global->debug = 1;
713  else if (arg_match(&arg, &q_hist_n, argi))
714  global->show_q_hist_buckets = arg_parse_uint(&arg);
715  else if (arg_match(&arg, &rate_hist_n, argi))
716  global->show_rate_hist_buckets = arg_parse_uint(&arg);
717  else if (arg_match(&arg, &disable_warnings, argi))
718  global->disable_warnings = 1;
719  else if (arg_match(&arg, &disable_warning_prompt, argi))
720  global->disable_warning_prompt = 1;
721  else if (arg_match(&arg, &experimental_bitstream, argi))
722  global->experimental_bitstream = 1;
723  else
724  argj++;
725  }
726 
727  if (global->pass) {
728  /* DWIM: Assume the user meant passes=2 if pass=2 is specified */
729  if (global->pass > global->passes) {
730  warn("Assuming --pass=%d implies --passes=%d\n",
731  global->pass, global->pass);
732  global->passes = global->pass;
733  }
734  }
735  /* Validate global config */
736  if (global->passes == 0) {
737 #if CONFIG_VP9_ENCODER
738  // Make default VP9 passes = 2 until there is a better quality 1-pass
739  // encoder
740  global->passes = (strcmp(global->codec->name, "vp9") == 0 &&
741  global->deadline != VPX_DL_REALTIME) ? 2 : 1;
742 #else
743  global->passes = 1;
744 #endif
745  }
746 
747  if (global->deadline == VPX_DL_REALTIME &&
748  global->passes > 1) {
749  warn("Enforcing one-pass encoding in realtime mode\n");
750  global->passes = 1;
751  }
752 }
753 
754 
755 void open_input_file(struct VpxInputContext *input) {
756  /* Parse certain options from the input file, if possible */
757  input->file = strcmp(input->filename, "-")
758  ? fopen(input->filename, "rb") : set_binary_mode(stdin);
759 
760  if (!input->file)
761  fatal("Failed to open input file");
762 
763  if (!fseeko(input->file, 0, SEEK_END)) {
764  /* Input file is seekable. Figure out how long it is, so we can get
765  * progress info.
766  */
767  input->length = ftello(input->file);
768  rewind(input->file);
769  }
770 
771  /* For RAW input sources, these bytes will applied on the first frame
772  * in read_frame().
773  */
774  input->detect.buf_read = fread(input->detect.buf, 1, 4, input->file);
775  input->detect.position = 0;
776 
777  if (input->detect.buf_read == 4
778  && file_is_y4m(input->detect.buf)) {
779  if (y4m_input_open(&input->y4m, input->file, input->detect.buf, 4,
780  input->only_i420) >= 0) {
781  input->file_type = FILE_TYPE_Y4M;
782  input->width = input->y4m.pic_w;
783  input->height = input->y4m.pic_h;
784  input->framerate.numerator = input->y4m.fps_n;
785  input->framerate.denominator = input->y4m.fps_d;
786  input->fmt = input->y4m.vpx_fmt;
787  input->bit_depth = input->y4m.bit_depth;
788  } else
789  fatal("Unsupported Y4M stream.");
790  } else if (input->detect.buf_read == 4 && fourcc_is_ivf(input->detect.buf)) {
791  fatal("IVF is not supported as input.");
792  } else {
793  input->file_type = FILE_TYPE_RAW;
794  }
795 }
796 
797 
798 static void close_input_file(struct VpxInputContext *input) {
799  fclose(input->file);
800  if (input->file_type == FILE_TYPE_Y4M)
801  y4m_input_close(&input->y4m);
802 }
803 
804 static struct stream_state *new_stream(struct VpxEncoderConfig *global,
805  struct stream_state *prev) {
806  struct stream_state *stream;
807 
808  stream = calloc(1, sizeof(*stream));
809  if (!stream)
810  fatal("Failed to allocate new stream.");
811  if (prev) {
812  memcpy(stream, prev, sizeof(*stream));
813  stream->index++;
814  prev->next = stream;
815  } else {
816  vpx_codec_err_t res;
817 
818  /* Populate encoder configuration */
819  res = vpx_codec_enc_config_default(global->codec->codec_interface(),
820  &stream->config.cfg,
821  global->usage);
822  if (res)
823  fatal("Failed to get config: %s\n", vpx_codec_err_to_string(res));
824 
825  /* Change the default timebase to a high enough value so that the
826  * encoder will always create strictly increasing timestamps.
827  */
828  stream->config.cfg.g_timebase.den = 1000;
829 
830  /* Never use the library's default resolution, require it be parsed
831  * from the file or set on the command line.
832  */
833  stream->config.cfg.g_w = 0;
834  stream->config.cfg.g_h = 0;
835 
836  /* Initialize remaining stream parameters */
837  stream->config.write_webm = 1;
838 #if CONFIG_WEBM_IO
839  stream->config.stereo_fmt = STEREO_FORMAT_MONO;
840  stream->ebml.last_pts_ns = -1;
841  stream->ebml.writer = NULL;
842  stream->ebml.segment = NULL;
843 #endif
844 
845  /* Allows removal of the application version from the EBML tags */
846  stream->ebml.debug = global->debug;
847 
848  /* Default lag_in_frames is 0 in realtime mode */
849  if (global->deadline == VPX_DL_REALTIME)
850  stream->config.cfg.g_lag_in_frames = 0;
851  }
852 
853  /* Output files must be specified for each stream */
854  stream->config.out_fn = NULL;
855 
856  stream->next = NULL;
857  return stream;
858 }
859 
860 
861 static int parse_stream_params(struct VpxEncoderConfig *global,
862  struct stream_state *stream,
863  char **argv) {
864  char **argi, **argj;
865  struct arg arg;
866  static const arg_def_t **ctrl_args = no_args;
867  static const int *ctrl_args_map = NULL;
868  struct stream_config *config = &stream->config;
869  int eos_mark_found = 0;
870 
871  // Handle codec specific options
872  if (0) {
873 #if CONFIG_VP8_ENCODER
874  } else if (strcmp(global->codec->name, "vp8") == 0) {
875  ctrl_args = vp8_args;
876  ctrl_args_map = vp8_arg_ctrl_map;
877 #endif
878 #if CONFIG_VP9_ENCODER
879  } else if (strcmp(global->codec->name, "vp9") == 0) {
880  ctrl_args = vp9_args;
881  ctrl_args_map = vp9_arg_ctrl_map;
882 #endif
883  }
884 
885  for (argi = argj = argv; (*argj = *argi); argi += arg.argv_step) {
886  arg.argv_step = 1;
887 
888  /* Once we've found an end-of-stream marker (--) we want to continue
889  * shifting arguments but not consuming them.
890  */
891  if (eos_mark_found) {
892  argj++;
893  continue;
894  } else if (!strcmp(*argj, "--")) {
895  eos_mark_found = 1;
896  continue;
897  }
898 
899  if (0) {
900  } else if (arg_match(&arg, &outputfile, argi)) {
901  config->out_fn = arg.val;
902  } else if (arg_match(&arg, &fpf_name, argi)) {
903  config->stats_fn = arg.val;
904 #if CONFIG_FP_MB_STATS
905  } else if (arg_match(&arg, &fpmbf_name, argi)) {
906  config->fpmb_stats_fn = arg.val;
907 #endif
908  } else if (arg_match(&arg, &use_ivf, argi)) {
909  config->write_webm = 0;
910  } else if (arg_match(&arg, &threads, argi)) {
911  config->cfg.g_threads = arg_parse_uint(&arg);
912  } else if (arg_match(&arg, &profile, argi)) {
913  config->cfg.g_profile = arg_parse_uint(&arg);
914  } else if (arg_match(&arg, &width, argi)) {
915  config->cfg.g_w = arg_parse_uint(&arg);
916  } else if (arg_match(&arg, &height, argi)) {
917  config->cfg.g_h = arg_parse_uint(&arg);
918 #if CONFIG_WEBM_IO
919  } else if (arg_match(&arg, &stereo_mode, argi)) {
920  config->stereo_fmt = arg_parse_enum_or_int(&arg);
921 #endif
922  } else if (arg_match(&arg, &timebase, argi)) {
923  config->cfg.g_timebase = arg_parse_rational(&arg);
924  validate_positive_rational(arg.name, &config->cfg.g_timebase);
925  } else if (arg_match(&arg, &error_resilient, argi)) {
926  config->cfg.g_error_resilient = arg_parse_uint(&arg);
927  } else if (arg_match(&arg, &lag_in_frames, argi)) {
928  config->cfg.g_lag_in_frames = arg_parse_uint(&arg);
929  if (global->deadline == VPX_DL_REALTIME &&
930  config->cfg.g_lag_in_frames != 0) {
931  warn("non-zero %s option ignored in realtime mode.\n", arg.name);
932  config->cfg.g_lag_in_frames = 0;
933  }
934  } else if (arg_match(&arg, &dropframe_thresh, argi)) {
935  config->cfg.rc_dropframe_thresh = arg_parse_uint(&arg);
936  } else if (arg_match(&arg, &resize_allowed, argi)) {
937  config->cfg.rc_resize_allowed = arg_parse_uint(&arg);
938  } else if (arg_match(&arg, &resize_width, argi)) {
939  config->cfg.rc_scaled_width = arg_parse_uint(&arg);
940  } else if (arg_match(&arg, &resize_height, argi)) {
941  config->cfg.rc_scaled_height = arg_parse_uint(&arg);
942  } else if (arg_match(&arg, &resize_up_thresh, argi)) {
943  config->cfg.rc_resize_up_thresh = arg_parse_uint(&arg);
944  } else if (arg_match(&arg, &resize_down_thresh, argi)) {
945  config->cfg.rc_resize_down_thresh = arg_parse_uint(&arg);
946  } else if (arg_match(&arg, &end_usage, argi)) {
947  config->cfg.rc_end_usage = arg_parse_enum_or_int(&arg);
948  } else if (arg_match(&arg, &target_bitrate, argi)) {
949  config->cfg.rc_target_bitrate = arg_parse_uint(&arg);
950  } else if (arg_match(&arg, &min_quantizer, argi)) {
951  config->cfg.rc_min_quantizer = arg_parse_uint(&arg);
952  } else if (arg_match(&arg, &max_quantizer, argi)) {
953  config->cfg.rc_max_quantizer = arg_parse_uint(&arg);
954  } else if (arg_match(&arg, &undershoot_pct, argi)) {
955  config->cfg.rc_undershoot_pct = arg_parse_uint(&arg);
956  } else if (arg_match(&arg, &overshoot_pct, argi)) {
957  config->cfg.rc_overshoot_pct = arg_parse_uint(&arg);
958  } else if (arg_match(&arg, &buf_sz, argi)) {
959  config->cfg.rc_buf_sz = arg_parse_uint(&arg);
960  } else if (arg_match(&arg, &buf_initial_sz, argi)) {
961  config->cfg.rc_buf_initial_sz = arg_parse_uint(&arg);
962  } else if (arg_match(&arg, &buf_optimal_sz, argi)) {
963  config->cfg.rc_buf_optimal_sz = arg_parse_uint(&arg);
964  } else if (arg_match(&arg, &bias_pct, argi)) {
965  config->cfg.rc_2pass_vbr_bias_pct = arg_parse_uint(&arg);
966  if (global->passes < 2)
967  warn("option %s ignored in one-pass mode.\n", arg.name);
968  } else if (arg_match(&arg, &minsection_pct, argi)) {
969  config->cfg.rc_2pass_vbr_minsection_pct = arg_parse_uint(&arg);
970 
971  if (global->passes < 2)
972  warn("option %s ignored in one-pass mode.\n", arg.name);
973  } else if (arg_match(&arg, &maxsection_pct, argi)) {
974  config->cfg.rc_2pass_vbr_maxsection_pct = arg_parse_uint(&arg);
975 
976  if (global->passes < 2)
977  warn("option %s ignored in one-pass mode.\n", arg.name);
978  } else if (arg_match(&arg, &kf_min_dist, argi)) {
979  config->cfg.kf_min_dist = arg_parse_uint(&arg);
980  } else if (arg_match(&arg, &kf_max_dist, argi)) {
981  config->cfg.kf_max_dist = arg_parse_uint(&arg);
982  config->have_kf_max_dist = 1;
983  } else if (arg_match(&arg, &kf_disabled, argi)) {
984  config->cfg.kf_mode = VPX_KF_DISABLED;
985  } else {
986  int i, match = 0;
987  for (i = 0; ctrl_args[i]; i++) {
988  if (arg_match(&arg, ctrl_args[i], argi)) {
989  int j;
990  match = 1;
991 
992  /* Point either to the next free element or the first
993  * instance of this control.
994  */
995  for (j = 0; j < config->arg_ctrl_cnt; j++)
996  if (config->arg_ctrls[j][0] == ctrl_args_map[i])
997  break;
998 
999  /* Update/insert */
1000  assert(j < (int)ARG_CTRL_CNT_MAX);
1001  if (j < (int)ARG_CTRL_CNT_MAX) {
1002  config->arg_ctrls[j][0] = ctrl_args_map[i];
1003  config->arg_ctrls[j][1] = arg_parse_enum_or_int(&arg);
1004  if (j == config->arg_ctrl_cnt)
1005  config->arg_ctrl_cnt++;
1006  }
1007 
1008  }
1009  }
1010  if (!match)
1011  argj++;
1012  }
1013  }
1014  return eos_mark_found;
1015 }
1016 
1017 
1018 #define FOREACH_STREAM(func) \
1019  do { \
1020  struct stream_state *stream; \
1021  for (stream = streams; stream; stream = stream->next) { \
1022  func; \
1023  } \
1024  } while (0)
1025 
1026 
1027 static void validate_stream_config(const struct stream_state *stream,
1028  const struct VpxEncoderConfig *global) {
1029  const struct stream_state *streami;
1030 
1031  if (!stream->config.cfg.g_w || !stream->config.cfg.g_h)
1032  fatal("Stream %d: Specify stream dimensions with --width (-w) "
1033  " and --height (-h)", stream->index);
1034 
1035  if (stream->config.cfg.g_profile != 0 && !global->experimental_bitstream) {
1036  fatal("Stream %d: profile %d is experimental and requires the --%s flag",
1037  stream->index, stream->config.cfg.g_profile,
1038  experimental_bitstream.long_name);
1039  }
1040 
1041  for (streami = stream; streami; streami = streami->next) {
1042  /* All streams require output files */
1043  if (!streami->config.out_fn)
1044  fatal("Stream %d: Output file is required (specify with -o)",
1045  streami->index);
1046 
1047  /* Check for two streams outputting to the same file */
1048  if (streami != stream) {
1049  const char *a = stream->config.out_fn;
1050  const char *b = streami->config.out_fn;
1051  if (!strcmp(a, b) && strcmp(a, "/dev/null") && strcmp(a, ":nul"))
1052  fatal("Stream %d: duplicate output file (from stream %d)",
1053  streami->index, stream->index);
1054  }
1055 
1056  /* Check for two streams sharing a stats file. */
1057  if (streami != stream) {
1058  const char *a = stream->config.stats_fn;
1059  const char *b = streami->config.stats_fn;
1060  if (a && b && !strcmp(a, b))
1061  fatal("Stream %d: duplicate stats file (from stream %d)",
1062  streami->index, stream->index);
1063  }
1064 
1065 #if CONFIG_FP_MB_STATS
1066  /* Check for two streams sharing a mb stats file. */
1067  if (streami != stream) {
1068  const char *a = stream->config.fpmb_stats_fn;
1069  const char *b = streami->config.fpmb_stats_fn;
1070  if (a && b && !strcmp(a, b))
1071  fatal("Stream %d: duplicate mb stats file (from stream %d)",
1072  streami->index, stream->index);
1073  }
1074 #endif
1075  }
1076 }
1077 
1078 
1079 static void set_stream_dimensions(struct stream_state *stream,
1080  unsigned int w,
1081  unsigned int h) {
1082  if (!stream->config.cfg.g_w) {
1083  if (!stream->config.cfg.g_h)
1084  stream->config.cfg.g_w = w;
1085  else
1086  stream->config.cfg.g_w = w * stream->config.cfg.g_h / h;
1087  }
1088  if (!stream->config.cfg.g_h) {
1089  stream->config.cfg.g_h = h * stream->config.cfg.g_w / w;
1090  }
1091 }
1092 
1093 
1094 static void set_default_kf_interval(struct stream_state *stream,
1095  struct VpxEncoderConfig *global) {
1096  /* Use a max keyframe interval of 5 seconds, if none was
1097  * specified on the command line.
1098  */
1099  if (!stream->config.have_kf_max_dist) {
1100  double framerate = (double)global->framerate.num / global->framerate.den;
1101  if (framerate > 0.0)
1102  stream->config.cfg.kf_max_dist = (unsigned int)(5.0 * framerate);
1103  }
1104 }
1105 
1106 static const char* file_type_to_string(enum VideoFileType t) {
1107  switch (t) {
1108  case FILE_TYPE_RAW: return "RAW";
1109  case FILE_TYPE_Y4M: return "Y4M";
1110  default: return "Other";
1111  }
1112 }
1113 
1114 static const char* image_format_to_string(vpx_img_fmt_t f) {
1115  switch (f) {
1116  case VPX_IMG_FMT_I420: return "I420";
1117  case VPX_IMG_FMT_I422: return "I422";
1118  case VPX_IMG_FMT_I444: return "I444";
1119  case VPX_IMG_FMT_YV12: return "YV12";
1120  default: return "Other";
1121  }
1122 }
1123 
1124 static void show_stream_config(struct stream_state *stream,
1125  struct VpxEncoderConfig *global,
1126  struct VpxInputContext *input) {
1127 
1128 #define SHOW(field) \
1129  fprintf(stderr, " %-28s = %d\n", #field, stream->config.cfg.field)
1130 
1131  if (stream->index == 0) {
1132  fprintf(stderr, "Codec: %s\n",
1133  vpx_codec_iface_name(global->codec->codec_interface()));
1134  fprintf(stderr, "Source file: %s File Type: %s Format: %s\n",
1135  input->filename,
1136  file_type_to_string(input->file_type),
1137  image_format_to_string(input->fmt));
1138  }
1139  if (stream->next || stream->index)
1140  fprintf(stderr, "\nStream Index: %d\n", stream->index);
1141  fprintf(stderr, "Destination file: %s\n", stream->config.out_fn);
1142  fprintf(stderr, "Encoder parameters:\n");
1143 
1144  SHOW(g_usage);
1145  SHOW(g_threads);
1146  SHOW(g_profile);
1147  SHOW(g_w);
1148  SHOW(g_h);
1149  SHOW(g_timebase.num);
1150  SHOW(g_timebase.den);
1151  SHOW(g_error_resilient);
1152  SHOW(g_pass);
1153  SHOW(g_lag_in_frames);
1154  SHOW(rc_dropframe_thresh);
1155  SHOW(rc_resize_allowed);
1156  SHOW(rc_scaled_width);
1157  SHOW(rc_scaled_height);
1158  SHOW(rc_resize_up_thresh);
1159  SHOW(rc_resize_down_thresh);
1160  SHOW(rc_end_usage);
1161  SHOW(rc_target_bitrate);
1162  SHOW(rc_min_quantizer);
1163  SHOW(rc_max_quantizer);
1164  SHOW(rc_undershoot_pct);
1165  SHOW(rc_overshoot_pct);
1166  SHOW(rc_buf_sz);
1167  SHOW(rc_buf_initial_sz);
1168  SHOW(rc_buf_optimal_sz);
1169  SHOW(rc_2pass_vbr_bias_pct);
1170  SHOW(rc_2pass_vbr_minsection_pct);
1171  SHOW(rc_2pass_vbr_maxsection_pct);
1172  SHOW(kf_mode);
1173  SHOW(kf_min_dist);
1174  SHOW(kf_max_dist);
1175 }
1176 
1177 
1178 static void open_output_file(struct stream_state *stream,
1179  struct VpxEncoderConfig *global) {
1180  const char *fn = stream->config.out_fn;
1181  const struct vpx_codec_enc_cfg *const cfg = &stream->config.cfg;
1182 
1183  if (cfg->g_pass == VPX_RC_FIRST_PASS)
1184  return;
1185 
1186  stream->file = strcmp(fn, "-") ? fopen(fn, "wb") : set_binary_mode(stdout);
1187 
1188  if (!stream->file)
1189  fatal("Failed to open output file");
1190 
1191  if (stream->config.write_webm && fseek(stream->file, 0, SEEK_CUR))
1192  fatal("WebM output to pipes not supported.");
1193 
1194 #if CONFIG_WEBM_IO
1195  if (stream->config.write_webm) {
1196  stream->ebml.stream = stream->file;
1197  write_webm_file_header(&stream->ebml, cfg,
1198  &global->framerate,
1199  stream->config.stereo_fmt,
1200  global->codec->fourcc);
1201  }
1202 #endif
1203 
1204  if (!stream->config.write_webm) {
1205  ivf_write_file_header(stream->file, cfg, global->codec->fourcc, 0);
1206  }
1207 }
1208 
1209 
1210 static void close_output_file(struct stream_state *stream,
1211  unsigned int fourcc) {
1212  const struct vpx_codec_enc_cfg *const cfg = &stream->config.cfg;
1213 
1214  if (cfg->g_pass == VPX_RC_FIRST_PASS)
1215  return;
1216 
1217 #if CONFIG_WEBM_IO
1218  if (stream->config.write_webm) {
1219  write_webm_file_footer(&stream->ebml);
1220  }
1221 #endif
1222 
1223  if (!stream->config.write_webm) {
1224  if (!fseek(stream->file, 0, SEEK_SET))
1225  ivf_write_file_header(stream->file, &stream->config.cfg,
1226  fourcc,
1227  stream->frames_out);
1228  }
1229 
1230  fclose(stream->file);
1231 }
1232 
1233 
1234 static void setup_pass(struct stream_state *stream,
1235  struct VpxEncoderConfig *global,
1236  int pass) {
1237  if (stream->config.stats_fn) {
1238  if (!stats_open_file(&stream->stats, stream->config.stats_fn,
1239  pass))
1240  fatal("Failed to open statistics store");
1241  } else {
1242  if (!stats_open_mem(&stream->stats, pass))
1243  fatal("Failed to open statistics store");
1244  }
1245 
1246 #if CONFIG_FP_MB_STATS
1247  if (stream->config.fpmb_stats_fn) {
1248  if (!stats_open_file(&stream->fpmb_stats,
1249  stream->config.fpmb_stats_fn, pass))
1250  fatal("Failed to open mb statistics store");
1251  } else {
1252  if (!stats_open_mem(&stream->fpmb_stats, pass))
1253  fatal("Failed to open mb statistics store");
1254  }
1255 #endif
1256 
1257  stream->config.cfg.g_pass = global->passes == 2
1258  ? pass ? VPX_RC_LAST_PASS : VPX_RC_FIRST_PASS
1259  : VPX_RC_ONE_PASS;
1260  if (pass) {
1261  stream->config.cfg.rc_twopass_stats_in = stats_get(&stream->stats);
1262 #if CONFIG_FP_MB_STATS
1263  stream->config.cfg.rc_firstpass_mb_stats_in =
1264  stats_get(&stream->fpmb_stats);
1265 #endif
1266  }
1267 
1268  stream->cx_time = 0;
1269  stream->nbytes = 0;
1270  stream->frames_out = 0;
1271 }
1272 
1273 
1274 static void initialize_encoder(struct stream_state *stream,
1275  struct VpxEncoderConfig *global) {
1276  int i;
1277  int flags = 0;
1278 
1279  flags |= global->show_psnr ? VPX_CODEC_USE_PSNR : 0;
1280  flags |= global->out_part ? VPX_CODEC_USE_OUTPUT_PARTITION : 0;
1281 
1282  /* Construct Encoder Context */
1283  vpx_codec_enc_init(&stream->encoder, global->codec->codec_interface(),
1284  &stream->config.cfg, flags);
1285  ctx_exit_on_error(&stream->encoder, "Failed to initialize encoder");
1286 
1287  /* Note that we bypass the vpx_codec_control wrapper macro because
1288  * we're being clever to store the control IDs in an array. Real
1289  * applications will want to make use of the enumerations directly
1290  */
1291  for (i = 0; i < stream->config.arg_ctrl_cnt; i++) {
1292  int ctrl = stream->config.arg_ctrls[i][0];
1293  int value = stream->config.arg_ctrls[i][1];
1294  if (vpx_codec_control_(&stream->encoder, ctrl, value))
1295  fprintf(stderr, "Error: Tried to set control %d = %d\n",
1296  ctrl, value);
1297 
1298  ctx_exit_on_error(&stream->encoder, "Failed to control codec");
1299  }
1300 
1301 #if CONFIG_DECODERS
1302  if (global->test_decode != TEST_DECODE_OFF) {
1303  const VpxInterface *decoder = get_vpx_decoder_by_name(global->codec->name);
1304  vpx_codec_dec_init(&stream->decoder, decoder->codec_interface(), NULL, 0);
1305  }
1306 #endif
1307 }
1308 
1309 
1310 static void encode_frame(struct stream_state *stream,
1311  struct VpxEncoderConfig *global,
1312  struct vpx_image *img,
1313  unsigned int frames_in) {
1314  vpx_codec_pts_t frame_start, next_frame_start;
1315  struct vpx_codec_enc_cfg *cfg = &stream->config.cfg;
1316  struct vpx_usec_timer timer;
1317 
1318  frame_start = (cfg->g_timebase.den * (int64_t)(frames_in - 1)
1319  * global->framerate.den)
1320  / cfg->g_timebase.num / global->framerate.num;
1321  next_frame_start = (cfg->g_timebase.den * (int64_t)(frames_in)
1322  * global->framerate.den)
1323  / cfg->g_timebase.num / global->framerate.num;
1324 
1325  /* Scale if necessary */
1326  if (img && (img->d_w != cfg->g_w || img->d_h != cfg->g_h)) {
1327  if (img->fmt != VPX_IMG_FMT_I420 && img->fmt != VPX_IMG_FMT_YV12) {
1328  fprintf(stderr, "%s can only scale 4:2:0 8bpp inputs\n", exec_name);
1329  exit(EXIT_FAILURE);
1330  }
1331 #if CONFIG_LIBYUV
1332  if (!stream->img)
1333  stream->img = vpx_img_alloc(NULL, VPX_IMG_FMT_I420,
1334  cfg->g_w, cfg->g_h, 16);
1335  I420Scale(img->planes[VPX_PLANE_Y], img->stride[VPX_PLANE_Y],
1336  img->planes[VPX_PLANE_U], img->stride[VPX_PLANE_U],
1337  img->planes[VPX_PLANE_V], img->stride[VPX_PLANE_V],
1338  img->d_w, img->d_h,
1339  stream->img->planes[VPX_PLANE_Y],
1340  stream->img->stride[VPX_PLANE_Y],
1341  stream->img->planes[VPX_PLANE_U],
1342  stream->img->stride[VPX_PLANE_U],
1343  stream->img->planes[VPX_PLANE_V],
1344  stream->img->stride[VPX_PLANE_V],
1345  stream->img->d_w, stream->img->d_h,
1346  kFilterBox);
1347  img = stream->img;
1348 #else
1349  stream->encoder.err = 1;
1350  ctx_exit_on_error(&stream->encoder,
1351  "Stream %d: Failed to encode frame.\n"
1352  "Scaling disabled in this configuration. \n"
1353  "To enable, configure with --enable-libyuv\n",
1354  stream->index);
1355 #endif
1356  }
1357 
1358  vpx_usec_timer_start(&timer);
1359  vpx_codec_encode(&stream->encoder, img, frame_start,
1360  (unsigned long)(next_frame_start - frame_start),
1361  0, global->deadline);
1362  vpx_usec_timer_mark(&timer);
1363  stream->cx_time += vpx_usec_timer_elapsed(&timer);
1364  ctx_exit_on_error(&stream->encoder, "Stream %d: Failed to encode frame",
1365  stream->index);
1366 }
1367 
1368 
1369 static void update_quantizer_histogram(struct stream_state *stream) {
1370  if (stream->config.cfg.g_pass != VPX_RC_FIRST_PASS) {
1371  int q;
1372 
1373  vpx_codec_control(&stream->encoder, VP8E_GET_LAST_QUANTIZER_64, &q);
1374  ctx_exit_on_error(&stream->encoder, "Failed to read quantizer");
1375  stream->counts[q]++;
1376  }
1377 }
1378 
1379 
1380 static void get_cx_data(struct stream_state *stream,
1381  struct VpxEncoderConfig *global,
1382  int *got_data) {
1383  const vpx_codec_cx_pkt_t *pkt;
1384  const struct vpx_codec_enc_cfg *cfg = &stream->config.cfg;
1385  vpx_codec_iter_t iter = NULL;
1386 
1387  *got_data = 0;
1388  while ((pkt = vpx_codec_get_cx_data(&stream->encoder, &iter))) {
1389  static size_t fsize = 0;
1390  static int64_t ivf_header_pos = 0;
1391 
1392  switch (pkt->kind) {
1393  case VPX_CODEC_CX_FRAME_PKT:
1394  if (!(pkt->data.frame.flags & VPX_FRAME_IS_FRAGMENT)) {
1395  stream->frames_out++;
1396  }
1397  if (!global->quiet)
1398  fprintf(stderr, " %6luF", (unsigned long)pkt->data.frame.sz);
1399 
1400  update_rate_histogram(stream->rate_hist, cfg, pkt);
1401 #if CONFIG_WEBM_IO
1402  if (stream->config.write_webm) {
1403  write_webm_block(&stream->ebml, cfg, pkt);
1404  }
1405 #endif
1406  if (!stream->config.write_webm) {
1407  if (pkt->data.frame.partition_id <= 0) {
1408  ivf_header_pos = ftello(stream->file);
1409  fsize = pkt->data.frame.sz;
1410 
1411  ivf_write_frame_header(stream->file, pkt->data.frame.pts, fsize);
1412  } else {
1413  fsize += pkt->data.frame.sz;
1414 
1415  if (!(pkt->data.frame.flags & VPX_FRAME_IS_FRAGMENT)) {
1416  const int64_t currpos = ftello(stream->file);
1417  fseeko(stream->file, ivf_header_pos, SEEK_SET);
1418  ivf_write_frame_size(stream->file, fsize);
1419  fseeko(stream->file, currpos, SEEK_SET);
1420  }
1421  }
1422 
1423  (void) fwrite(pkt->data.frame.buf, 1, pkt->data.frame.sz,
1424  stream->file);
1425  }
1426  stream->nbytes += pkt->data.raw.sz;
1427 
1428  *got_data = 1;
1429 #if CONFIG_DECODERS
1430  if (global->test_decode != TEST_DECODE_OFF && !stream->mismatch_seen) {
1431  vpx_codec_decode(&stream->decoder, pkt->data.frame.buf,
1432  (unsigned int)pkt->data.frame.sz, NULL, 0);
1433  if (stream->decoder.err) {
1434  warn_or_exit_on_error(&stream->decoder,
1435  global->test_decode == TEST_DECODE_FATAL,
1436  "Failed to decode frame %d in stream %d",
1437  stream->frames_out + 1, stream->index);
1438  stream->mismatch_seen = stream->frames_out + 1;
1439  }
1440  }
1441 #endif
1442  break;
1443  case VPX_CODEC_STATS_PKT:
1444  stream->frames_out++;
1445  stats_write(&stream->stats,
1446  pkt->data.twopass_stats.buf,
1447  pkt->data.twopass_stats.sz);
1448  stream->nbytes += pkt->data.raw.sz;
1449  break;
1450 #if CONFIG_FP_MB_STATS
1451  case VPX_CODEC_FPMB_STATS_PKT:
1452  stats_write(&stream->fpmb_stats,
1453  pkt->data.firstpass_mb_stats.buf,
1454  pkt->data.firstpass_mb_stats.sz);
1455  stream->nbytes += pkt->data.raw.sz;
1456  break;
1457 #endif
1458  case VPX_CODEC_PSNR_PKT:
1459 
1460  if (global->show_psnr) {
1461  int i;
1462 
1463  stream->psnr_sse_total += pkt->data.psnr.sse[0];
1464  stream->psnr_samples_total += pkt->data.psnr.samples[0];
1465  for (i = 0; i < 4; i++) {
1466  if (!global->quiet)
1467  fprintf(stderr, "%.3f ", pkt->data.psnr.psnr[i]);
1468  stream->psnr_totals[i] += pkt->data.psnr.psnr[i];
1469  }
1470  stream->psnr_count++;
1471  }
1472 
1473  break;
1474  default:
1475  break;
1476  }
1477  }
1478 }
1479 
1480 
1481 static void show_psnr(struct stream_state *stream) {
1482  int i;
1483  double ovpsnr;
1484 
1485  if (!stream->psnr_count)
1486  return;
1487 
1488  fprintf(stderr, "Stream %d PSNR (Overall/Avg/Y/U/V)", stream->index);
1489  ovpsnr = sse_to_psnr((double)stream->psnr_samples_total, 255.0,
1490  (double)stream->psnr_sse_total);
1491  fprintf(stderr, " %.3f", ovpsnr);
1492 
1493  for (i = 0; i < 4; i++) {
1494  fprintf(stderr, " %.3f", stream->psnr_totals[i] / stream->psnr_count);
1495  }
1496  fprintf(stderr, "\n");
1497 }
1498 
1499 
1500 static float usec_to_fps(uint64_t usec, unsigned int frames) {
1501  return (float)(usec > 0 ? frames * 1000000.0 / (float)usec : 0);
1502 }
1503 
1504 
1505 static void test_decode(struct stream_state *stream,
1506  enum TestDecodeFatality fatal,
1507  const VpxInterface *codec) {
1508  vpx_image_t enc_img, dec_img;
1509 
1510  if (stream->mismatch_seen)
1511  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;
1531 
1532  ref.idx = 0;
1533  vpx_codec_control(&stream->encoder, VP9_GET_REFERENCE, &ref);
1534  enc_img = ref.img;
1535  vpx_codec_control(&stream->decoder, VP9_GET_REFERENCE, &ref);
1536  dec_img = ref.img;
1537  }
1538  ctx_exit_on_error(&stream->encoder, "Failed to get encoder reference frame");
1539  ctx_exit_on_error(&stream->decoder, "Failed to get decoder reference frame");
1540 
1541  if (!compare_img(&enc_img, &dec_img)) {
1542  int y[4], u[4], v[4];
1543  find_mismatch(&enc_img, &dec_img, y, u, v);
1544  stream->decoder.err = 1;
1545  warn_or_exit_on_error(&stream->decoder, fatal == TEST_DECODE_FATAL,
1546  "Stream %d: Encode/decode mismatch on frame %d at"
1547  " Y[%d, %d] {%d/%d},"
1548  " U[%d, %d] {%d/%d},"
1549  " V[%d, %d] {%d/%d}",
1550  stream->index, stream->frames_out,
1551  y[0], y[1], y[2], y[3],
1552  u[0], u[1], u[2], u[3],
1553  v[0], v[1], v[2], v[3]);
1554  stream->mismatch_seen = stream->frames_out;
1555  }
1556 
1557  vpx_img_free(&enc_img);
1558  vpx_img_free(&dec_img);
1559 }
1560 
1561 
1562 static void print_time(const char *label, int64_t etl) {
1563  int64_t hours;
1564  int64_t mins;
1565  int64_t secs;
1566 
1567  if (etl >= 0) {
1568  hours = etl / 3600;
1569  etl -= hours * 3600;
1570  mins = etl / 60;
1571  etl -= mins * 60;
1572  secs = etl;
1573 
1574  fprintf(stderr, "[%3s %2"PRId64":%02"PRId64":%02"PRId64"] ",
1575  label, hours, mins, secs);
1576  } else {
1577  fprintf(stderr, "[%3s unknown] ", label);
1578  }
1579 }
1580 
1581 
1582 int main(int argc, const char **argv_) {
1583  int pass;
1584  vpx_image_t raw;
1585  int frame_avail, got_data;
1586 
1587  struct VpxInputContext input;
1588  struct VpxEncoderConfig global;
1589  struct stream_state *streams = NULL;
1590  char **argv, **argi;
1591  uint64_t cx_time = 0;
1592  int stream_cnt = 0;
1593  int res = 0;
1594 
1595  memset(&input, 0, sizeof(input));
1596  exec_name = argv_[0];
1597 
1598  if (argc < 3)
1599  usage_exit();
1600 
1601  /* Setup default input stream settings */
1602  input.framerate.numerator = 30;
1603  input.framerate.denominator = 1;
1604  input.only_i420 = 1;
1605  input.bit_depth = 0;
1606 
1607  /* First parse the global configuration values, because we want to apply
1608  * other parameters on top of the default configuration provided by the
1609  * codec.
1610  */
1611  argv = argv_dup(argc - 1, argv_ + 1);
1612  parse_global_config(&global, argv);
1613 
1614  switch (global.color_type) {
1615  case I420:
1616  input.fmt = VPX_IMG_FMT_I420;
1617  break;
1618  case I422:
1619  input.fmt = VPX_IMG_FMT_I422;
1620  break;
1621  case I444:
1622  input.fmt = VPX_IMG_FMT_I444;
1623  break;
1624  case YV12:
1625  input.fmt = VPX_IMG_FMT_YV12;
1626  break;
1627  }
1628 
1629  {
1630  /* Now parse each stream's parameters. Using a local scope here
1631  * due to the use of 'stream' as loop variable in FOREACH_STREAM
1632  * loops
1633  */
1634  struct stream_state *stream = NULL;
1635 
1636  do {
1637  stream = new_stream(&global, stream);
1638  stream_cnt++;
1639  if (!streams)
1640  streams = stream;
1641  } while (parse_stream_params(&global, stream, argv));
1642  }
1643 
1644  /* Check for unrecognized options */
1645  for (argi = argv; *argi; argi++)
1646  if (argi[0][0] == '-' && argi[0][1])
1647  die("Error: Unrecognized option %s\n", *argi);
1648 
1649  FOREACH_STREAM(check_encoder_config(global.disable_warning_prompt,
1650  &global, &stream->config.cfg););
1651 
1652  /* Handle non-option arguments */
1653  input.filename = argv[0];
1654 
1655  if (!input.filename)
1656  usage_exit();
1657 
1658  /* Decide if other chroma subsamplings than 4:2:0 are supported */
1659  if (global.codec->fourcc == VP9_FOURCC)
1660  input.only_i420 = 0;
1661 
1662  for (pass = global.pass ? global.pass - 1 : 0; pass < global.passes; pass++) {
1663  int frames_in = 0, seen_frames = 0;
1664  int64_t estimated_time_left = -1;
1665  int64_t average_rate = -1;
1666  int64_t lagged_count = 0;
1667 
1668  open_input_file(&input);
1669 
1670  /* If the input file doesn't specify its w/h (raw files), try to get
1671  * the data from the first stream's configuration.
1672  */
1673  if (!input.width || !input.height)
1674  FOREACH_STREAM( {
1675  if (stream->config.cfg.g_w && stream->config.cfg.g_h) {
1676  input.width = stream->config.cfg.g_w;
1677  input.height = stream->config.cfg.g_h;
1678  break;
1679  }
1680  });
1681 
1682  /* Update stream configurations from the input file's parameters */
1683  if (!input.width || !input.height)
1684  fatal("Specify stream dimensions with --width (-w) "
1685  " and --height (-h)");
1686  FOREACH_STREAM(set_stream_dimensions(stream, input.width, input.height));
1687  FOREACH_STREAM(validate_stream_config(stream, &global));
1688 
1689  /* Ensure that --passes and --pass are consistent. If --pass is set and
1690  * --passes=2, ensure --fpf was set.
1691  */
1692  if (global.pass && global.passes == 2)
1693  FOREACH_STREAM( {
1694  if (!stream->config.stats_fn)
1695  die("Stream %d: Must specify --fpf when --pass=%d"
1696  " and --passes=2\n", stream->index, global.pass);
1697  });
1698 
1699 #if !CONFIG_WEBM_IO
1700  FOREACH_STREAM({
1701  stream->config.write_webm = 0;
1702  warn("vpxenc was compiled without WebM container support."
1703  "Producing IVF output");
1704  });
1705 #endif
1706 
1707  /* Use the frame rate from the file only if none was specified
1708  * on the command-line.
1709  */
1710  if (!global.have_framerate) {
1711  global.framerate.num = input.framerate.numerator;
1712  global.framerate.den = input.framerate.denominator;
1713  }
1714 
1715  FOREACH_STREAM(set_default_kf_interval(stream, &global));
1716 
1717  /* Show configuration */
1718  if (global.verbose && pass == 0)
1719  FOREACH_STREAM(show_stream_config(stream, &global, &input));
1720 
1721  if (pass == (global.pass ? global.pass - 1 : 0)) {
1722  if (input.file_type == FILE_TYPE_Y4M)
1723  /*The Y4M reader does its own allocation.
1724  Just initialize this here to avoid problems if we never read any
1725  frames.*/
1726  memset(&raw, 0, sizeof(raw));
1727  else
1728  vpx_img_alloc(&raw, input.fmt, input.width, input.height, 32);
1729 
1730  FOREACH_STREAM(stream->rate_hist =
1731  init_rate_histogram(&stream->config.cfg,
1732  &global.framerate));
1733  }
1734 
1735  FOREACH_STREAM(setup_pass(stream, &global, pass));
1736  FOREACH_STREAM(open_output_file(stream, &global));
1737  FOREACH_STREAM(initialize_encoder(stream, &global));
1738 
1739  frame_avail = 1;
1740  got_data = 0;
1741 
1742  while (frame_avail || got_data) {
1743  struct vpx_usec_timer timer;
1744 
1745  if (!global.limit || frames_in < global.limit) {
1746  frame_avail = read_frame(&input, &raw);
1747 
1748  if (frame_avail)
1749  frames_in++;
1750  seen_frames = frames_in > global.skip_frames ?
1751  frames_in - global.skip_frames : 0;
1752 
1753  if (!global.quiet) {
1754  float fps = usec_to_fps(cx_time, seen_frames);
1755  fprintf(stderr, "\rPass %d/%d ", pass + 1, global.passes);
1756 
1757  if (stream_cnt == 1)
1758  fprintf(stderr,
1759  "frame %4d/%-4d %7"PRId64"B ",
1760  frames_in, streams->frames_out, (int64_t)streams->nbytes);
1761  else
1762  fprintf(stderr, "frame %4d ", frames_in);
1763 
1764  fprintf(stderr, "%7"PRId64" %s %.2f %s ",
1765  cx_time > 9999999 ? cx_time / 1000 : cx_time,
1766  cx_time > 9999999 ? "ms" : "us",
1767  fps >= 1.0 ? fps : fps * 60,
1768  fps >= 1.0 ? "fps" : "fpm");
1769  print_time("ETA", estimated_time_left);
1770  }
1771 
1772  } else
1773  frame_avail = 0;
1774 
1775  if (frames_in > global.skip_frames) {
1776  vpx_usec_timer_start(&timer);
1777  FOREACH_STREAM(encode_frame(stream, &global,
1778  frame_avail ? &raw : NULL,
1779  frames_in));
1780  vpx_usec_timer_mark(&timer);
1781  cx_time += vpx_usec_timer_elapsed(&timer);
1782 
1783  FOREACH_STREAM(update_quantizer_histogram(stream));
1784 
1785  got_data = 0;
1786  FOREACH_STREAM(get_cx_data(stream, &global, &got_data));
1787 
1788  if (!got_data && input.length && !streams->frames_out) {
1789  lagged_count = global.limit ? seen_frames : ftello(input.file);
1790  } else if (input.length) {
1791  int64_t remaining;
1792  int64_t rate;
1793 
1794  if (global.limit) {
1795  const int64_t frame_in_lagged = (seen_frames - lagged_count) * 1000;
1796 
1797  rate = cx_time ? frame_in_lagged * (int64_t)1000000 / cx_time : 0;
1798  remaining = 1000 * (global.limit - global.skip_frames
1799  - seen_frames + lagged_count);
1800  } else {
1801  const int64_t input_pos = ftello(input.file);
1802  const int64_t input_pos_lagged = input_pos - lagged_count;
1803  const int64_t limit = input.length;
1804 
1805  rate = cx_time ? input_pos_lagged * (int64_t)1000000 / cx_time : 0;
1806  remaining = limit - input_pos + lagged_count;
1807  }
1808 
1809  average_rate = (average_rate <= 0)
1810  ? rate
1811  : (average_rate * 7 + rate) / 8;
1812  estimated_time_left = average_rate ? remaining / average_rate : -1;
1813  }
1814 
1815  if (got_data && global.test_decode != TEST_DECODE_OFF)
1816  FOREACH_STREAM(test_decode(stream, global.test_decode, global.codec));
1817  }
1818 
1819  fflush(stdout);
1820  if (!global.quiet)
1821  fprintf(stderr, "\033[K");
1822  }
1823 
1824  if (stream_cnt > 1)
1825  fprintf(stderr, "\n");
1826 
1827  if (!global.quiet)
1828  FOREACH_STREAM(fprintf(
1829  stderr,
1830  "\rPass %d/%d frame %4d/%-4d %7"PRId64"B %7lub/f %7"PRId64"b/s"
1831  " %7"PRId64" %s (%.2f fps)\033[K\n", pass + 1,
1832  global.passes, frames_in, stream->frames_out, (int64_t)stream->nbytes,
1833  seen_frames ? (unsigned long)(stream->nbytes * 8 / seen_frames) : 0,
1834  seen_frames ? (int64_t)stream->nbytes * 8
1835  * (int64_t)global.framerate.num / global.framerate.den
1836  / seen_frames
1837  : 0,
1838  stream->cx_time > 9999999 ? stream->cx_time / 1000 : stream->cx_time,
1839  stream->cx_time > 9999999 ? "ms" : "us",
1840  usec_to_fps(stream->cx_time, seen_frames));
1841  );
1842 
1843  if (global.show_psnr)
1844  FOREACH_STREAM(show_psnr(stream));
1845 
1846  FOREACH_STREAM(vpx_codec_destroy(&stream->encoder));
1847 
1848  if (global.test_decode != TEST_DECODE_OFF) {
1849  FOREACH_STREAM(vpx_codec_destroy(&stream->decoder));
1850  }
1851 
1852  close_input_file(&input);
1853 
1854  if (global.test_decode == TEST_DECODE_FATAL) {
1855  FOREACH_STREAM(res |= stream->mismatch_seen);
1856  }
1857  FOREACH_STREAM(close_output_file(stream, global.codec->fourcc));
1858 
1859  FOREACH_STREAM(stats_close(&stream->stats, global.passes - 1));
1860 
1861 #if CONFIG_FP_MB_STATS
1862  FOREACH_STREAM(stats_close(&stream->fpmb_stats, global.passes - 1));
1863 #endif
1864 
1865  if (global.pass)
1866  break;
1867  }
1868 
1869  if (global.show_q_hist_buckets)
1870  FOREACH_STREAM(show_q_histogram(stream->counts,
1871  global.show_q_hist_buckets));
1872 
1873  if (global.show_rate_hist_buckets)
1874  FOREACH_STREAM(show_rate_histogram(stream->rate_hist,
1875  &stream->config.cfg,
1876  global.show_rate_hist_buckets));
1877  FOREACH_STREAM(destroy_rate_histogram(stream->rate_hist));
1878 
1879 #if CONFIG_INTERNAL_STATS
1880  /* TODO(jkoleszar): This doesn't belong in this executable. Do it for now,
1881  * to match some existing utilities.
1882  */
1883  if (!(global.pass == 1 && global.passes == 2))
1884  FOREACH_STREAM({
1885  FILE *f = fopen("opsnr.stt", "a");
1886  if (stream->mismatch_seen) {
1887  fprintf(f, "First mismatch occurred in frame %d\n",
1888  stream->mismatch_seen);
1889  } else {
1890  fprintf(f, "No mismatch detected in recon buffers\n");
1891  }
1892  fclose(f);
1893  });
1894 #endif
1895 
1896  vpx_img_free(&raw);
1897  free(argv);
1898  free(streams);
1899  return res ? EXIT_FAILURE : EXIT_SUCCESS;
1900 }
vpx_rational
Rational Number.
Definition: vpx_encoder.h:230
vpx_codec_cx_pkt::twopass_stats
struct vpx_fixed_buf twopass_stats
Definition: vpx_encoder.h:204
VP8E_SET_CPUUSED
control function to set vp8 encoder cpuused
Definition: vp8cx.h:149
VPX_Q
Definition: vpx_encoder.h:249
vpx_image
Image Descriptor.
Definition: vpx_image.h:102
vpx_decoder.h
Describes the decoder algorithm interface to applications.
vpx_encoder.h
Describes the encoder algorithm interface to applications.
vpx_codec_iface_name
const char * vpx_codec_iface_name(vpx_codec_iface_t *iface)
Return the name for a given interface.
VPX_IMG_FMT_YV12
Definition: vpx_image.h:55
vpx_codec_err_to_string
const char * vpx_codec_err_to_string(vpx_codec_err_t err)
Convert error number to printable string.
vpx_codec_enc_cfg::g_timebase
struct vpx_rational g_timebase
Stream timebase units.
Definition: vpx_encoder.h:353
VPX_CBR
Definition: vpx_encoder.h:247
vpx_codec_cx_pkt::raw
struct vpx_fixed_buf raw
Definition: vpx_encoder.h:211
vpx_rational::den
int den
Definition: vpx_encoder.h:232
vpx_codec_encode
vpx_codec_err_t vpx_codec_encode(vpx_codec_ctx_t *ctx, const vpx_image_t *img, vpx_codec_pts_t pts, unsigned long duration, vpx_enc_frame_flags_t flags, unsigned long deadline)
Encode a frame.
VPX_CODEC_STATS_PKT
Definition: vpx_encoder.h:170
vp8dx.h
Provides definitions for using the VP8 algorithm within the vpx Decoder interface.
vpx_codec_enc_cfg
Encoder configuration structure.
Definition: vpx_encoder.h:285
VP8E_SET_TUNING
Definition: vp8cx.h:169
VP8E_SET_CQ_LEVEL
control function to set constrained quality level
Definition: vp8cx.h:176
VP8E_SET_ARNR_TYPE
Definition: vp8cx.h:167
VPX_CODEC_PSNR_PKT
Definition: vpx_encoder.h:172
VPX_PLANE_Y
#define VPX_PLANE_Y
Definition: vpx_image.h:120
VP8E_SET_MAX_INTRA_BITRATE_PCT
Max data rate for Intra frames.
Definition: vp8cx.h:190
vpx_codec_cx_pkt
Encoder output packet.
Definition: vpx_encoder.h:185
vpx_fixed_buf::buf
void * buf
Definition: vpx_encoder.h:102
VPX_PLANE_V
#define VPX_PLANE_V
Definition: vpx_image.h:122
VPX_RC_FIRST_PASS
Definition: vpx_encoder.h:239
VPX_RC_LAST_PASS
Definition: vpx_encoder.h:240
vpx_image::x_chroma_shift
unsigned int x_chroma_shift
Definition: vpx_image.h:115
vpx_image::y_chroma_shift
unsigned int y_chroma_shift
Definition: vpx_image.h:116
vpx_codec_cx_pkt::frame
struct vpx_codec_cx_pkt::@1::@2 frame
VP8_COPY_REFERENCE
Definition: vp8.h:46
vpx_img_alloc
vpx_image_t * vpx_img_alloc(vpx_image_t *img, vpx_img_fmt_t fmt, unsigned int d_w, unsigned int d_h, unsigned int align)
Open a descriptor, allocating storage for the underlying image.
VPX_IMG_FMT_I420
Definition: vpx_image.h:56
vpx_image::d_w
unsigned int d_w
Definition: vpx_image.h:111
vpx_codec_dec_init
#define vpx_codec_dec_init(ctx, iface, cfg, flags)
Convenience macro for vpx_codec_dec_init_ver()
Definition: vpx_decoder.h:154
vpx_codec_enc_cfg::g_w
unsigned int g_w
Width of the frame.
Definition: vpx_encoder.h:328
vpx_codec_decode
vpx_codec_err_t vpx_codec_decode(vpx_codec_ctx_t *ctx, const uint8_t *data, unsigned int data_sz, void *user_priv, long deadline)
Decode data.
vpx_codec_enc_cfg::g_h
unsigned int g_h
Height of the frame.
Definition: vpx_encoder.h:338
vpx_img_fmt_t
enum vpx_img_fmt vpx_img_fmt_t
List of supported image formats.
vpx_image::stride
int stride[4]
Definition: vpx_image.h:132
vpx_codec_cx_pkt::kind
enum vpx_codec_cx_pkt_kind kind
Definition: vpx_encoder.h:186
VP8E_GET_LAST_QUANTIZER_64
Definition: vp8cx.h:158
vpx_img_free
void vpx_img_free(vpx_image_t *img)
Close an image descriptor.
VPX_CODEC_USE_OUTPUT_PARTITION
#define VPX_CODEC_USE_OUTPUT_PARTITION
Definition: vpx_encoder.h:92
vpx_image::fmt
vpx_img_fmt_t fmt
Definition: vpx_image.h:103
VPX_IMG_FMT_I422
Definition: vpx_image.h:59
vpx_image::planes
unsigned char * planes[4]
Definition: vpx_image.h:131
VP8E_SET_TOKEN_PARTITIONS
Definition: vp8cx.h:154
VPX_DL_REALTIME
#define VPX_DL_REALTIME
Definition: vpx_encoder.h:838
vpx_rational::num
int num
Definition: vpx_encoder.h:231
VP8E_SET_NOISE_SENSITIVITY
Definition: vp8cx.h:151
VPX_DL_BEST_QUALITY
#define VPX_DL_BEST_QUALITY
Definition: vpx_encoder.h:844
vpx_codec_enc_config_default
vpx_codec_err_t vpx_codec_enc_config_default(vpx_codec_iface_t *iface, vpx_codec_enc_cfg_t *cfg, unsigned int usage)
Get a default configuration.
VPX_VBR
Definition: vpx_encoder.h:246
vpx_codec_enc_cfg::g_pass
enum vpx_enc_pass g_pass
Multi-pass Encoding Mode.
Definition: vpx_encoder.h:370
vpx_codec_cx_pkt::psnr
double psnr[4]
Definition: vpx_encoder.h:209
VPX_CODEC_USE_PSNR
#define VPX_CODEC_USE_PSNR
Initialization-time Feature Enabling.
Definition: vpx_encoder.h:91
VPX_DL_GOOD_QUALITY
#define VPX_DL_GOOD_QUALITY
Definition: vpx_encoder.h:841
vpx_codec_error_detail
const char * vpx_codec_error_detail(vpx_codec_ctx_t *ctx)
Retrieve detailed error information for codec context.
vpx_ref_frame::img
vpx_image_t img
Definition: vp8.h:107
vp8cx.h
Provides definitions for using the VP8 encoder algorithm within the vpx Codec Interface.
VPX_PLANE_U
#define VPX_PLANE_U
Definition: vpx_image.h:121
vpx_codec_enc_init
#define vpx_codec_enc_init(ctx, iface, cfg, flags)
Convenience macro for vpx_codec_enc_init_ver()
Definition: vpx_encoder.h:740
vpx_codec_err_t
vpx_codec_err_t
Algorithm return codes.
Definition: vpx_codec.h:89
vpx_codec_get_cx_data
const vpx_codec_cx_pkt_t * vpx_codec_get_cx_data(vpx_codec_ctx_t *ctx, vpx_codec_iter_t *iter)
Encoded data iterator.
vpx_codec_cx_pkt::data
union vpx_codec_cx_pkt::@1 data
VP8E_SET_ARNR_MAXFRAMES
Definition: vp8cx.h:162
vp9_ref_frame
VP9 specific reference frame data struct.
Definition: vp8.h:114
VPX_KF_DISABLED
Definition: vpx_encoder.h:264
VP8E_SET_ARNR_STRENGTH
Definition: vp8cx.h:163
VPX_CODEC_FPMB_STATS_PKT
Definition: vpx_encoder.h:171
vpx_codec_pts_t
int64_t vpx_codec_pts_t
Time Stamp Type.
Definition: vpx_encoder.h:112
VPX_IMG_FMT_I444
Definition: vpx_image.h:60
VP8E_SET_ENABLEAUTOALTREF
Definition: vp8cx.h:150
vpx_codec_control_
vpx_codec_err_t vpx_codec_control_(vpx_codec_ctx_t *ctx, int ctrl_id,...)
Control algorithm.
vpx_ref_frame
reference frame data struct
Definition: vp8.h:105
VPX_CQ
Definition: vpx_encoder.h:248
vpx_codec_control
#define vpx_codec_control(ctx, id, data)
vpx_codec_control wrapper macro
Definition: vpx_codec.h:405
vpx_codec_destroy
vpx_codec_err_t vpx_codec_destroy(vpx_codec_ctx_t *ctx)
Destroy a codec instance.
vpx_image::d_h
unsigned int d_h
Definition: vpx_image.h:112
vpx_fixed_buf::sz
size_t sz
Definition: vpx_encoder.h:103
vpx_codec_cx_pkt::firstpass_mb_stats
struct vpx_fixed_buf firstpass_mb_stats
Definition: vpx_encoder.h:205
vpx_codec_ctx::err
vpx_codec_err_t err
Definition: vpx_codec.h:202
VP9_GET_REFERENCE
Definition: vp8.h:57
VP8E_SET_STATIC_THRESHOLD
Definition: vp8cx.h:153
vpx_codec_error
const char * vpx_codec_error(vpx_codec_ctx_t *ctx)
Retrieve error synopsis for codec context.
vpx_codec_iter_t
const void * vpx_codec_iter_t
Iterator.
Definition: vpx_codec.h:188
VP8E_SET_SHARPNESS
Definition: vp8cx.h:152
VPX_CODEC_CX_FRAME_PKT
Definition: vpx_encoder.h:169
VPX_FRAME_IS_FRAGMENT
#define VPX_FRAME_IS_FRAGMENT
Definition: vpx_encoder.h:132
VPX_RC_ONE_PASS
Definition: vpx_encoder.h:238
vpx_codec_ctx
Codec context structure.
Definition: vpx_codec.h:199
Generated on Thu Aug 14 2014 13:28:40 for WebM VP8 Codec SDK by   doxygen 1.8.5