WebM VP8 Codec SDK

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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 "./vpx_config.h"
12
13 #if defined(_WIN32) || defined(__OS2__) || !CONFIG_OS_SUPPORT
14 #define USE_POSIX_MMAP 0
15 #else
16 #define USE_POSIX_MMAP 1
17 #endif
18
19 #include <math.h>
20 #include <stdio.h>
21 #include <stdlib.h>
22 #include <stdarg.h>
23 #include <string.h>
24 #include <limits.h>
25 #include <assert.h>
26 #include "vpx/vpx_encoder.h"
27 #if CONFIG_DECODERS
28 #include "vpx/vpx_decoder.h"
29 #endif
30 #if USE_POSIX_MMAP
31 #include <sys/types.h>
32 #include <sys/stat.h>
33 #include <sys/mman.h>
34 #include <fcntl.h>
35 #include <unistd.h>
36 #endif
37
38 #include "third_party/libyuv/include/libyuv/scale.h"
39
40 #if CONFIG_VP8_ENCODER || CONFIG_VP9_ENCODER
41 #include "vpx/vp8cx.h"
42 #endif
43 #if CONFIG_VP8_DECODER || CONFIG_VP9_DECODER
44 #include "vpx/vp8dx.h"
45 #endif
46
47 #include "./tools_common.h"
48 #include "vpx_ports/mem_ops.h"
49 #include "vpx_ports/vpx_timer.h"
50 #include "./vpxstats.h"
51 #include "./webmenc.h"
52 #include "./y4minput.h"
53
54 /* Swallow warnings about unused results of fread/fwrite */
55 static size_t wrap_fread(void *ptr, size_t size, size_t nmemb,
56 FILE *stream) {
57 return fread(ptr, size, nmemb, stream);
58 }
59 #define fread wrap_fread
60
61 static size_t wrap_fwrite(const void *ptr, size_t size, size_t nmemb,
62 FILE *stream) {
63 return fwrite(ptr, size, nmemb, stream);
64 }
65 #define fwrite wrap_fwrite
66
67
68 static const char *exec_name;
69
70 static const struct codec_item {
71 char const *name;
72 const vpx_codec_iface_t *(*iface)(void);
73 const vpx_codec_iface_t *(*dx_iface)(void);
74 unsigned int fourcc;
75 } codecs[] = {
76 #if CONFIG_VP8_ENCODER && CONFIG_VP8_DECODER
77 {"vp8", &vpx_codec_vp8_cx, &vpx_codec_vp8_dx, VP8_FOURCC},
78 #elif CONFIG_VP8_ENCODER && !CONFIG_VP8_DECODER
79 {"vp8", &vpx_codec_vp8_cx, NULL, VP8_FOURCC},
80 #endif
81 #if CONFIG_VP9_ENCODER && CONFIG_VP9_DECODER
82 {"vp9", &vpx_codec_vp9_cx, &vpx_codec_vp9_dx, VP9_FOURCC},
83 #elif CONFIG_VP9_ENCODER && !CONFIG_VP9_DECODER
84 {"vp9", &vpx_codec_vp9_cx, NULL, VP9_FOURCC},
85 #endif
86 };
87
88 static void warn_or_exit_on_errorv(vpx_codec_ctx_t *ctx, int fatal,
89 const char *s, va_list ap) {
90 if (ctx->err) {
91 const char *detail = vpx_codec_error_detail(ctx);
92
93 vfprintf(stderr, s, ap);
94 fprintf(stderr, ": %s\n", vpx_codec_error(ctx));
95
96 if (detail)
97 fprintf(stderr, " %s\n", detail);
98
99 if (fatal)
100 exit(EXIT_FAILURE);
101 }
102 }
103
104 static void ctx_exit_on_error(vpx_codec_ctx_t *ctx, const char *s, ...) {
105 va_list ap;
106
107 va_start(ap, s);
108 warn_or_exit_on_errorv(ctx, 1, s, ap);
109 va_end(ap);
110 }
111
112 static void warn_or_exit_on_error(vpx_codec_ctx_t *ctx, int fatal,
113 const char *s, ...) {
114 va_list ap;
115
116 va_start(ap, s);
117 warn_or_exit_on_errorv(ctx, fatal, s, ap);
118 va_end(ap);
119 }
120
121 enum video_file_type {
122 FILE_TYPE_RAW,
123 FILE_TYPE_IVF,
124 FILE_TYPE_Y4M
125 };
126
127 struct detect_buffer {
128 char buf[4];
129 size_t buf_read;
130 size_t position;
131 };
132
133
134 struct input_state {
135 char *fn;
136 FILE *file;
137 off_t length;
138 y4m_input y4m;
139 struct detect_buffer detect;
140 enum video_file_type file_type;
141 unsigned int w;
142 unsigned int h;
143 struct vpx_rational framerate;
144 int use_i420;
145 int only_i420;
146 };
147
148 #define IVF_FRAME_HDR_SZ (4+8) /* 4 byte size + 8 byte timestamp */
149 static int read_frame(struct input_state *input, vpx_image_t *img) {
150 FILE *f = input->file;
151 enum video_file_type file_type = input->file_type;
152 y4m_input *y4m = &input->y4m;
153 struct detect_buffer *detect = &input->detect;
154 int plane = 0;
155 int shortread = 0;
156
157 if (file_type == FILE_TYPE_Y4M) {
158 if (y4m_input_fetch_frame(y4m, f, img) < 1)
159 return 0;
160 } else {
161 if (file_type == FILE_TYPE_IVF) {
162 char junk[IVF_FRAME_HDR_SZ];
163
164 /* Skip the frame header. We know how big the frame should be. See
165 * write_ivf_frame_header() for documentation on the frame header
166 * layout.
167 */
168 (void) fread(junk, 1, IVF_FRAME_HDR_SZ, f);
169 }
170
171 for (plane = 0; plane < 3; plane++) {
172 unsigned char *ptr;
173 int w = (plane ? (1 + img->d_w) / 2 : img->d_w);
174 int h = (plane ? (1 + img->d_h) / 2 : img->d_h);
175 int r;
176
177 /* Determine the correct plane based on the image format. The for-loop
178 * always counts in Y,U,V order, but this may not match the order of
179 * the data on disk.
180 */
181 switch (plane) {
182 case 1:
183 ptr = img->planes[img->fmt == VPX_IMG_FMT_YV12 ? VPX_PLANE_V : VPX_PLANE_U];
184 break;
185 case 2:
186 ptr = img->planes[img->fmt == VPX_IMG_FMT_YV12 ? VPX_PLANE_U : VPX_PLANE_V];
187 break;
188 default:
189 ptr = img->planes[plane];
190 }
191
192 for (r = 0; r < h; r++) {
193 size_t needed = w;
194 size_t buf_position = 0;
195 const size_t left = detect->buf_read - detect->position;
196 if (left > 0) {
197 const size_t more = (left < needed) ? left : needed;
198 memcpy(ptr, detect->buf + detect->position, more);
199 buf_position = more;
200 needed -= more;
201 detect->position += more;
202 }
203 if (needed > 0) {
204 shortread |= (fread(ptr + buf_position, 1, needed, f) < needed);
205 }
206
207 ptr += img->stride[plane];
208 }
209 }
210 }
211
212 return !shortread;
213 }
214
215
216 unsigned int file_is_y4m(FILE *infile,
217 y4m_input *y4m,
218 char detect[4]) {
219 if (memcmp(detect, "YUV4", 4) == 0) {
220 return 1;
221 }
222 return 0;
223 }
224
225 #define IVF_FILE_HDR_SZ (32)
226 unsigned int file_is_ivf(struct input_state *input,
227 unsigned int *fourcc) {
228 char raw_hdr[IVF_FILE_HDR_SZ];
229 int is_ivf = 0;
230 FILE *infile = input->file;
231 unsigned int *width = &input->w;
232 unsigned int *height = &input->h;
233 struct detect_buffer *detect = &input->detect;
234
235 if (memcmp(detect->buf, "DKIF", 4) != 0)
236 return 0;
237
238 /* See write_ivf_file_header() for more documentation on the file header
239 * layout.
240 */
241 if (fread(raw_hdr + 4, 1, IVF_FILE_HDR_SZ - 4, infile)
242 == IVF_FILE_HDR_SZ - 4) {
243 {
244 is_ivf = 1;
245
246 if (mem_get_le16(raw_hdr + 4) != 0)
247 warn("Unrecognized IVF version! This file may not decode "
248 "properly.");
249
250 *fourcc = mem_get_le32(raw_hdr + 8);
251 }
252 }
253
254 if (is_ivf) {
255 *width = mem_get_le16(raw_hdr + 12);
256 *height = mem_get_le16(raw_hdr + 14);
257 detect->position = 4;
258 }
259
260 return is_ivf;
261 }
262
263
264 static void write_ivf_file_header(FILE *outfile,
265 const vpx_codec_enc_cfg_t *cfg,
266 unsigned int fourcc,
267 int frame_cnt) {
268 char header[32];
269
270 if (cfg->g_pass != VPX_RC_ONE_PASS && cfg->g_pass != VPX_RC_LAST_PASS)
271 return;
272
273 header[0] = 'D';
274 header[1] = 'K';
275 header[2] = 'I';
276 header[3] = 'F';
277 mem_put_le16(header + 4, 0); /* version */
278 mem_put_le16(header + 6, 32); /* headersize */
279 mem_put_le32(header + 8, fourcc); /* headersize */
280 mem_put_le16(header + 12, cfg->g_w); /* width */
281 mem_put_le16(header + 14, cfg->g_h); /* height */
282 mem_put_le32(header + 16, cfg->g_timebase.den); /* rate */
283 mem_put_le32(header + 20, cfg->g_timebase.num); /* scale */
284 mem_put_le32(header + 24, frame_cnt); /* length */
285 mem_put_le32(header + 28, 0); /* unused */
286
287 (void) fwrite(header, 1, 32, outfile);
288 }
289
290
291 static void write_ivf_frame_header(FILE *outfile,
292 const vpx_codec_cx_pkt_t *pkt) {
293 char header[12];
294 vpx_codec_pts_t pts;
295
296 if (pkt->kind != VPX_CODEC_CX_FRAME_PKT)
297 return;
298
299 pts = pkt->data.frame.pts;
300 mem_put_le32(header, (int)pkt->data.frame.sz);
301 mem_put_le32(header + 4, pts & 0xFFFFFFFF);
302 mem_put_le32(header + 8, pts >> 32);
303
304 (void) fwrite(header, 1, 12, outfile);
305 }
306
307 static void write_ivf_frame_size(FILE *outfile, size_t size) {
308 char header[4];
309 mem_put_le32(header, (int)size);
310 (void) fwrite(header, 1, 4, outfile);
311 }
312
313
314
315 /* Murmur hash derived from public domain reference implementation at
316 * http:// sites.google.com/site/murmurhash/
317 */
318 static unsigned int murmur(const void *key, int len, unsigned int seed) {
319 const unsigned int m = 0x5bd1e995;
320 const int r = 24;
321
322 unsigned int h = seed ^ len;
323
324 const unsigned char *data = (const unsigned char *)key;
325
326 while (len >= 4) {
327 unsigned int k;
328
329 k = (unsigned int)data[0];
330 k |= (unsigned int)data[1] << 8;
331 k |= (unsigned int)data[2] << 16;
332 k |= (unsigned int)data[3] << 24;
333
334 k *= m;
335 k ^= k >> r;
336 k *= m;
337
338 h *= m;
339 h ^= k;
340
341 data += 4;
342 len -= 4;
343 }
344
345 switch (len) {
346 case 3:
347 h ^= data[2] << 16;
348 case 2:
349 h ^= data[1] << 8;
350 case 1:
351 h ^= data[0];
352 h *= m;
353 };
354
355 h ^= h >> 13;
356 h *= m;
357 h ^= h >> 15;
358
359 return h;
360 }
361
362
363 #include "args.h"
364 static const arg_def_t debugmode = ARG_DEF("D", "debug", 0,
365 "Debug mode (makes output deterministic)");
366 static const arg_def_t outputfile = ARG_DEF("o", "output", 1,
367 "Output filename");
368 static const arg_def_t use_yv12 = ARG_DEF(NULL, "yv12", 0,
369 "Input file is YV12 ");
370 static const arg_def_t use_i420 = ARG_DEF(NULL, "i420", 0,
371 "Input file is I420 (default)");
372 static const arg_def_t codecarg = ARG_DEF(NULL, "codec", 1,
373 "Codec to use");
374 static const arg_def_t passes = ARG_DEF("p", "passes", 1,
375 "Number of passes (1/2)");
376 static const arg_def_t pass_arg = ARG_DEF(NULL, "pass", 1,
377 "Pass to execute (1/2)");
378 static const arg_def_t fpf_name = ARG_DEF(NULL, "fpf", 1,
379 "First pass statistics file name");
380 static const arg_def_t limit = ARG_DEF(NULL, "limit", 1,
381 "Stop encoding after n input frames");
382 static const arg_def_t skip = ARG_DEF(NULL, "skip", 1,
383 "Skip the first n input frames");
384 static const arg_def_t deadline = ARG_DEF("d", "deadline", 1,
385 "Deadline per frame (usec)");
386 static const arg_def_t best_dl = ARG_DEF(NULL, "best", 0,
387 "Use Best Quality Deadline");
388 static const arg_def_t good_dl = ARG_DEF(NULL, "good", 0,
389 "Use Good Quality Deadline");
390 static const arg_def_t rt_dl = ARG_DEF(NULL, "rt", 0,
391 "Use Realtime Quality Deadline");
392 static const arg_def_t quietarg = ARG_DEF("q", "quiet", 0,
393 "Do not print encode progress");
394 static const arg_def_t verbosearg = ARG_DEF("v", "verbose", 0,
395 "Show encoder parameters");
396 static const arg_def_t psnrarg = ARG_DEF(NULL, "psnr", 0,
397 "Show PSNR in status line");
398 enum TestDecodeFatality {
399 TEST_DECODE_OFF,
400 TEST_DECODE_FATAL,
401 TEST_DECODE_WARN,
402 };
403 static const struct arg_enum_list test_decode_enum[] = {
404 {"off", TEST_DECODE_OFF},
405 {"fatal", TEST_DECODE_FATAL},
406 {"warn", TEST_DECODE_WARN},
407 {NULL, 0}
408 };
409 static const arg_def_t recontest = ARG_DEF_ENUM(NULL, "test-decode", 1,
410 "Test encode/decode mismatch",
411 test_decode_enum);
412 static const arg_def_t framerate = ARG_DEF(NULL, "fps", 1,
413 "Stream frame rate (rate/scale)");
414 static const arg_def_t use_ivf = ARG_DEF(NULL, "ivf", 0,
415 "Output IVF (default is WebM)");
416 static const arg_def_t out_part = ARG_DEF("P", "output-partitions", 0,
417 "Makes encoder output partitions. Requires IVF output!");
418 static const arg_def_t q_hist_n = ARG_DEF(NULL, "q-hist", 1,
419 "Show quantizer histogram (n-buckets)");
420 static const arg_def_t rate_hist_n = ARG_DEF(NULL, "rate-hist", 1,
421 "Show rate histogram (n-buckets)");
422 static const arg_def_t *main_args[] = {
423 &debugmode,
424 &outputfile, &codecarg, &passes, &pass_arg, &fpf_name, &limit, &skip,
425 &deadline, &best_dl, &good_dl, &rt_dl,
426 &quietarg, &verbosearg, &psnrarg, &use_ivf, &out_part, &q_hist_n, &rate_hist_n,
427 NULL
428 };
429
430 static const arg_def_t usage = ARG_DEF("u", "usage", 1,
431 "Usage profile number to use");
432 static const arg_def_t threads = ARG_DEF("t", "threads", 1,
433 "Max number of threads to use");
434 static const arg_def_t profile = ARG_DEF(NULL, "profile", 1,
435 "Bitstream profile number to use");
436 static const arg_def_t width = ARG_DEF("w", "width", 1,
437 "Frame width");
438 static const arg_def_t height = ARG_DEF("h", "height", 1,
439 "Frame height");
440 static const struct arg_enum_list stereo_mode_enum[] = {
441 {"mono", STEREO_FORMAT_MONO},
442 {"left-right", STEREO_FORMAT_LEFT_RIGHT},
443 {"bottom-top", STEREO_FORMAT_BOTTOM_TOP},
444 {"top-bottom", STEREO_FORMAT_TOP_BOTTOM},
445 {"right-left", STEREO_FORMAT_RIGHT_LEFT},
446 {NULL, 0}
447 };
448 static const arg_def_t stereo_mode = ARG_DEF_ENUM(NULL, "stereo-mode", 1,
449 "Stereo 3D video format", stereo_mode_enum);
450 static const arg_def_t timebase = ARG_DEF(NULL, "timebase", 1,
451 "Output timestamp precision (fractional seconds)");
452 static const arg_def_t error_resilient = ARG_DEF(NULL, "error-resilient", 1,
453 "Enable error resiliency features");
454 static const arg_def_t lag_in_frames = ARG_DEF(NULL, "lag-in-frames", 1,
455 "Max number of frames to lag");
456
457 static const arg_def_t *global_args[] = {
458 &use_yv12, &use_i420, &usage, &threads, &profile,
459 &width, &height, &stereo_mode, &timebase, &framerate,
460 &error_resilient,
461 &lag_in_frames, NULL
462 };
463
464 static const arg_def_t dropframe_thresh = ARG_DEF(NULL, "drop-frame", 1,
465 "Temporal resampling threshold (buf %)");
466 static const arg_def_t resize_allowed = ARG_DEF(NULL, "resize-allowed", 1,
467 "Spatial resampling enabled (bool)");
468 static const arg_def_t resize_up_thresh = ARG_DEF(NULL, "resize-up", 1,
469 "Upscale threshold (buf %)");
470 static const arg_def_t resize_down_thresh = ARG_DEF(NULL, "resize-down", 1,
471 "Downscale threshold (buf %)");
472 static const struct arg_enum_list end_usage_enum[] = {
473 {"vbr", VPX_VBR},
474 {"cbr", VPX_CBR},
475 {"cq", VPX_CQ},
476 {"q", VPX_Q},
477 {NULL, 0}
478 };
479 static const arg_def_t end_usage = ARG_DEF_ENUM(NULL, "end-usage", 1,
480 "Rate control mode", end_usage_enum);
481 static const arg_def_t target_bitrate = ARG_DEF(NULL, "target-bitrate", 1,
482 "Bitrate (kbps)");
483 static const arg_def_t min_quantizer = ARG_DEF(NULL, "min-q", 1,
484 "Minimum (best) quantizer");
485 static const arg_def_t max_quantizer = ARG_DEF(NULL, "max-q", 1,
486 "Maximum (worst) quantizer");
487 static const arg_def_t undershoot_pct = ARG_DEF(NULL, "undershoot-pct", 1,
488 "Datarate undershoot (min) target (%)");
489 static const arg_def_t overshoot_pct = ARG_DEF(NULL, "overshoot-pct", 1,
490 "Datarate overshoot (max) target (%)");
491 static const arg_def_t buf_sz = ARG_DEF(NULL, "buf-sz", 1,
492 "Client buffer size (ms)");
493 static const arg_def_t buf_initial_sz = ARG_DEF(NULL, "buf-initial-sz", 1,
494 "Client initial buffer size (ms)");
495 static const arg_def_t buf_optimal_sz = ARG_DEF(NULL, "buf-optimal-sz", 1,
496 "Client optimal buffer size (ms)");
497 static const arg_def_t *rc_args[] = {
498 &dropframe_thresh, &resize_allowed, &resize_up_thresh, &resize_down_thresh,
499 &end_usage, &target_bitrate, &min_quantizer, &max_quantizer,
500 &undershoot_pct, &overshoot_pct, &buf_sz, &buf_initial_sz, &buf_optimal_sz,
501 NULL
502 };
503
504
505 static const arg_def_t bias_pct = ARG_DEF(NULL, "bias-pct", 1,
506 "CBR/VBR bias (0=CBR, 100=VBR)");
507 static const arg_def_t minsection_pct = ARG_DEF(NULL, "minsection-pct", 1,
508 "GOP min bitrate (% of target)");
509 static const arg_def_t maxsection_pct = ARG_DEF(NULL, "maxsection-pct", 1,
510 "GOP max bitrate (% of target)");
511 static const arg_def_t *rc_twopass_args[] = {
512 &bias_pct, &minsection_pct, &maxsection_pct, NULL
513 };
514
515
516 static const arg_def_t kf_min_dist = ARG_DEF(NULL, "kf-min-dist", 1,
517 "Minimum keyframe interval (frames)");
518 static const arg_def_t kf_max_dist = ARG_DEF(NULL, "kf-max-dist", 1,
519 "Maximum keyframe interval (frames)");
520 static const arg_def_t kf_disabled = ARG_DEF(NULL, "disable-kf", 0,
521 "Disable keyframe placement");
522 static const arg_def_t *kf_args[] = {
523 &kf_min_dist, &kf_max_dist, &kf_disabled, NULL
524 };
525
526
527 static const arg_def_t noise_sens = ARG_DEF(NULL, "noise-sensitivity", 1,
528 "Noise sensitivity (frames to blur)");
529 static const arg_def_t sharpness = ARG_DEF(NULL, "sharpness", 1,
530 "Filter sharpness (0-7)");
531 static const arg_def_t static_thresh = ARG_DEF(NULL, "static-thresh", 1,
532 "Motion detection threshold");
533 static const arg_def_t cpu_used = ARG_DEF(NULL, "cpu-used", 1,
534 "CPU Used (-16..16)");
535 static const arg_def_t token_parts = ARG_DEF(NULL, "token-parts", 1,
536 "Number of token partitions to use, log2");
537 static const arg_def_t tile_cols = ARG_DEF(NULL, "tile-columns", 1,
538 "Number of tile columns to use, log2");
539 static const arg_def_t tile_rows = ARG_DEF(NULL, "tile-rows", 1,
540 "Number of tile rows to use, log2");
541 static const arg_def_t auto_altref = ARG_DEF(NULL, "auto-alt-ref", 1,
542 "Enable automatic alt reference frames");
543 static const arg_def_t arnr_maxframes = ARG_DEF(NULL, "arnr-maxframes", 1,
544 "AltRef Max Frames");
545 static const arg_def_t arnr_strength = ARG_DEF(NULL, "arnr-strength", 1,
546 "AltRef Strength");
547 static const arg_def_t arnr_type = ARG_DEF(NULL, "arnr-type", 1,
548 "AltRef Type");
549 static const struct arg_enum_list tuning_enum[] = {
550 {"psnr", VP8_TUNE_PSNR},
551 {"ssim", VP8_TUNE_SSIM},
552 {NULL, 0}
553 };
554 static const arg_def_t tune_ssim = ARG_DEF_ENUM(NULL, "tune", 1,
555 "Material to favor", tuning_enum);
556 static const arg_def_t cq_level = ARG_DEF(NULL, "cq-level", 1,
557 "Constant/Constrained Quality level");
558 static const arg_def_t max_intra_rate_pct = ARG_DEF(NULL, "max-intra-rate", 1,
559 "Max I-frame bitrate (pct)");
560 static const arg_def_t lossless = ARG_DEF(NULL, "lossless", 1, "Lossless mode");
561 #if CONFIG_VP9_ENCODER
562 static const arg_def_t frame_parallel_decoding = ARG_DEF(
563 NULL, "frame-parallel", 1, "Enable frame parallel decodability features");
564 static const arg_def_t aq_mode = ARG_DEF(
565 NULL, "aq-mode", 1,
566 "Adaptive quantization mode (0: disabled (by default), 1: variance based)");
567 #endif
568
569 #if CONFIG_VP8_ENCODER
570 static const arg_def_t *vp8_args[] = {
571 &cpu_used, &auto_altref, &noise_sens, &sharpness, &static_thresh,
572 &token_parts, &arnr_maxframes, &arnr_strength, &arnr_type,
573 &tune_ssim, &cq_level, &max_intra_rate_pct,
574 NULL
575 };
576 static const int vp8_arg_ctrl_map[] = {
577 VP8E_SET_CPUUSED, VP8E_SET_ENABLEAUTOALTREF,
578 VP8E_SET_NOISE_SENSITIVITY, VP8E_SET_SHARPNESS, VP8E_SET_STATIC_THRESHOLD,
579 VP8E_SET_TOKEN_PARTITIONS,
580 VP8E_SET_ARNR_MAXFRAMES, VP8E_SET_ARNR_STRENGTH, VP8E_SET_ARNR_TYPE,
581 VP8E_SET_TUNING, VP8E_SET_CQ_LEVEL, VP8E_SET_MAX_INTRA_BITRATE_PCT,
582 0
583 };
584 #endif
585
586 #if CONFIG_VP9_ENCODER
587 static const arg_def_t *vp9_args[] = {
588 &cpu_used, &auto_altref, &noise_sens, &sharpness, &static_thresh,
589 &tile_cols, &tile_rows, &arnr_maxframes, &arnr_strength, &arnr_type,
590 &tune_ssim, &cq_level, &max_intra_rate_pct, &lossless,
591 &frame_parallel_decoding, &aq_mode,
592 NULL
593 };
594 static const int vp9_arg_ctrl_map[] = {
595 VP8E_SET_CPUUSED, VP8E_SET_ENABLEAUTOALTREF,
596 VP8E_SET_NOISE_SENSITIVITY, VP8E_SET_SHARPNESS, VP8E_SET_STATIC_THRESHOLD,
597 VP9E_SET_TILE_COLUMNS, VP9E_SET_TILE_ROWS,
598 VP8E_SET_ARNR_MAXFRAMES, VP8E_SET_ARNR_STRENGTH, VP8E_SET_ARNR_TYPE,
599 VP8E_SET_TUNING, VP8E_SET_CQ_LEVEL, VP8E_SET_MAX_INTRA_BITRATE_PCT,
600 VP9E_SET_LOSSLESS, VP9E_SET_FRAME_PARALLEL_DECODING, VP9E_SET_AQ_MODE,
601 0
602 };
603 #endif
604
605 static const arg_def_t *no_args[] = { NULL };
606
607 void usage_exit() {
608 int i;
609
610 fprintf(stderr, "Usage: %s <options> -o dst_filename src_filename \n",
611 exec_name);
612
613 fprintf(stderr, "\nOptions:\n");
614 arg_show_usage(stderr, main_args);
615 fprintf(stderr, "\nEncoder Global Options:\n");
616 arg_show_usage(stderr, global_args);
617 fprintf(stderr, "\nRate Control Options:\n");
618 arg_show_usage(stderr, rc_args);
619 fprintf(stderr, "\nTwopass Rate Control Options:\n");
620 arg_show_usage(stderr, rc_twopass_args);
621 fprintf(stderr, "\nKeyframe Placement Options:\n");
622 arg_show_usage(stderr, kf_args);
623 #if CONFIG_VP8_ENCODER
624 fprintf(stderr, "\nVP8 Specific Options:\n");
625 arg_show_usage(stderr, vp8_args);
626 #endif
627 #if CONFIG_VP9_ENCODER
628 fprintf(stderr, "\nVP9 Specific Options:\n");
629 arg_show_usage(stderr, vp9_args);
630 #endif
631 fprintf(stderr, "\nStream timebase (--timebase):\n"
632 " The desired precision of timestamps in the output, expressed\n"
633 " in fractional seconds. Default is 1/1000.\n");
634 fprintf(stderr, "\n"
635 "Included encoders:\n"
636 "\n");
637
638 for (i = 0; i < sizeof(codecs) / sizeof(codecs[0]); i++)
639 fprintf(stderr, " %-6s - %s\n",
640 codecs[i].name,
641 vpx_codec_iface_name(codecs[i].iface()));
642
643 exit(EXIT_FAILURE);
644 }
645
646
647 #define HIST_BAR_MAX 40
648 struct hist_bucket {
649 int low, high, count;
650 };
651
652
653 static int merge_hist_buckets(struct hist_bucket *bucket,
654 int *buckets_,
655 int max_buckets) {
656 int small_bucket = 0, merge_bucket = INT_MAX, big_bucket = 0;
657 int buckets = *buckets_;
658 int i;
659
660 /* Find the extrema for this list of buckets */
661 big_bucket = small_bucket = 0;
662 for (i = 0; i < buckets; i++) {
663 if (bucket[i].count < bucket[small_bucket].count)
664 small_bucket = i;
665 if (bucket[i].count > bucket[big_bucket].count)
666 big_bucket = i;
667 }
668
669 /* If we have too many buckets, merge the smallest with an adjacent
670 * bucket.
671 */
672 while (buckets > max_buckets) {
673 int last_bucket = buckets - 1;
674
675 /* merge the small bucket with an adjacent one. */
676 if (small_bucket == 0)
677 merge_bucket = 1;
678 else if (small_bucket == last_bucket)
679 merge_bucket = last_bucket - 1;
680 else if (bucket[small_bucket - 1].count < bucket[small_bucket + 1].count)
681 merge_bucket = small_bucket - 1;
682 else
683 merge_bucket = small_bucket + 1;
684
685 assert(abs(merge_bucket - small_bucket) <= 1);
686 assert(small_bucket < buckets);
687 assert(big_bucket < buckets);
688 assert(merge_bucket < buckets);
689
690 if (merge_bucket < small_bucket) {
691 bucket[merge_bucket].high = bucket[small_bucket].high;
692 bucket[merge_bucket].count += bucket[small_bucket].count;
693 } else {
694 bucket[small_bucket].high = bucket[merge_bucket].high;
695 bucket[small_bucket].count += bucket[merge_bucket].count;
696 merge_bucket = small_bucket;
697 }
698
699 assert(bucket[merge_bucket].low != bucket[merge_bucket].high);
700
701 buckets--;
702
703 /* Remove the merge_bucket from the list, and find the new small
704 * and big buckets while we're at it
705 */
706 big_bucket = small_bucket = 0;
707 for (i = 0; i < buckets; i++) {
708 if (i > merge_bucket)
709 bucket[i] = bucket[i + 1];
710
711 if (bucket[i].count < bucket[small_bucket].count)
712 small_bucket = i;
713 if (bucket[i].count > bucket[big_bucket].count)
714 big_bucket = i;
715 }
716
717 }
718
719 *buckets_ = buckets;
720 return bucket[big_bucket].count;
721 }
722
723
724 static void show_histogram(const struct hist_bucket *bucket,
725 int buckets,
726 int total,
727 int scale) {
728 const char *pat1, *pat2;
729 int i;
730
731 switch ((int)(log(bucket[buckets - 1].high) / log(10)) + 1) {
732 case 1:
733 case 2:
734 pat1 = "%4d %2s: ";
735 pat2 = "%4d-%2d: ";
736 break;
737 case 3:
738 pat1 = "%5d %3s: ";
739 pat2 = "%5d-%3d: ";
740 break;
741 case 4:
742 pat1 = "%6d %4s: ";
743 pat2 = "%6d-%4d: ";
744 break;
745 case 5:
746 pat1 = "%7d %5s: ";
747 pat2 = "%7d-%5d: ";
748 break;
749 case 6:
750 pat1 = "%8d %6s: ";
751 pat2 = "%8d-%6d: ";
752 break;
753 case 7:
754 pat1 = "%9d %7s: ";
755 pat2 = "%9d-%7d: ";
756 break;
757 default:
758 pat1 = "%12d %10s: ";
759 pat2 = "%12d-%10d: ";
760 break;
761 }
762
763 for (i = 0; i < buckets; i++) {
764 int len;
765 int j;
766 float pct;
767
768 pct = (float)(100.0 * bucket[i].count / total);
769 len = HIST_BAR_MAX * bucket[i].count / scale;
770 if (len < 1)
771 len = 1;
772 assert(len <= HIST_BAR_MAX);
773
774 if (bucket[i].low == bucket[i].high)
775 fprintf(stderr, pat1, bucket[i].low, "");
776 else
777 fprintf(stderr, pat2, bucket[i].low, bucket[i].high);
778
779 for (j = 0; j < HIST_BAR_MAX; j++)
780 fprintf(stderr, j < len ? "=" : " ");
781 fprintf(stderr, "\t%5d (%6.2f%%)\n", bucket[i].count, pct);
782 }
783 }
784
785
786 static void show_q_histogram(const int counts[64], int max_buckets) {
787 struct hist_bucket bucket[64];
788 int buckets = 0;
789 int total = 0;
790 int scale;
791 int i;
792
793
794 for (i = 0; i < 64; i++) {
795 if (counts[i]) {
796 bucket[buckets].low = bucket[buckets].high = i;
797 bucket[buckets].count = counts[i];
798 buckets++;
799 total += counts[i];
800 }
801 }
802
803 fprintf(stderr, "\nQuantizer Selection:\n");
804 scale = merge_hist_buckets(bucket, &buckets, max_buckets);
805 show_histogram(bucket, buckets, total, scale);
806 }
807
808
809 #define RATE_BINS (100)
810 struct rate_hist {
811 int64_t *pts;
812 int *sz;
813 int samples;
814 int frames;
815 struct hist_bucket bucket[RATE_BINS];
816 int total;
817 };
818
819
820 static void init_rate_histogram(struct rate_hist *hist,
821 const vpx_codec_enc_cfg_t *cfg,
822 const vpx_rational_t *fps) {
823 int i;
824
825 /* Determine the number of samples in the buffer. Use the file's framerate
826 * to determine the number of frames in rc_buf_sz milliseconds, with an
827 * adjustment (5/4) to account for alt-refs
828 */
829 hist->samples = cfg->rc_buf_sz * 5 / 4 * fps->num / fps->den / 1000;
830
831 /* prevent division by zero */
832 if (hist->samples == 0)
833 hist->samples = 1;
834
835 hist->pts = calloc(hist->samples, sizeof(*hist->pts));
836 hist->sz = calloc(hist->samples, sizeof(*hist->sz));
837 for (i = 0; i < RATE_BINS; i++) {
838 hist->bucket[i].low = INT_MAX;
839 hist->bucket[i].high = 0;
840 hist->bucket[i].count = 0;
841 }
842 }
843
844
845 static void destroy_rate_histogram(struct rate_hist *hist) {
846 free(hist->pts);
847 free(hist->sz);
848 }
849
850
851 static void update_rate_histogram(struct rate_hist *hist,
852 const vpx_codec_enc_cfg_t *cfg,
853 const vpx_codec_cx_pkt_t *pkt) {
854 int i, idx;
855 int64_t now, then, sum_sz = 0, avg_bitrate;
856
857 now = pkt->data.frame.pts * 1000
858 * (uint64_t)cfg->g_timebase.num / (uint64_t)cfg->g_timebase.den;
859
860 idx = hist->frames++ % hist->samples;
861 hist->pts[idx] = now;
862 hist->sz[idx] = (int)pkt->data.frame.sz;
863
864 if (now < cfg->rc_buf_initial_sz)
865 return;
866
867 then = now;
868
869 /* Sum the size over the past rc_buf_sz ms */
870 for (i = hist->frames; i > 0 && hist->frames - i < hist->samples; i--) {
871 int i_idx = (i - 1) % hist->samples;
872
873 then = hist->pts[i_idx];
874 if (now - then > cfg->rc_buf_sz)
875 break;
876 sum_sz += hist->sz[i_idx];
877 }
878
879 if (now == then)
880 return;
881
882 avg_bitrate = sum_sz * 8 * 1000 / (now - then);
883 idx = (int)(avg_bitrate * (RATE_BINS / 2) / (cfg->rc_target_bitrate * 1000));
884 if (idx < 0)
885 idx = 0;
886 if (idx > RATE_BINS - 1)
887 idx = RATE_BINS - 1;
888 if (hist->bucket[idx].low > avg_bitrate)
889 hist->bucket[idx].low = (int)avg_bitrate;
890 if (hist->bucket[idx].high < avg_bitrate)
891 hist->bucket[idx].high = (int)avg_bitrate;
892 hist->bucket[idx].count++;
893 hist->total++;
894 }
895
896
897 static void show_rate_histogram(struct rate_hist *hist,
898 const vpx_codec_enc_cfg_t *cfg,
899 int max_buckets) {
900 int i, scale;
901 int buckets = 0;
902
903 for (i = 0; i < RATE_BINS; i++) {
904 if (hist->bucket[i].low == INT_MAX)
905 continue;
906 hist->bucket[buckets++] = hist->bucket[i];
907 }
908
909 fprintf(stderr, "\nRate (over %dms window):\n", cfg->rc_buf_sz);
910 scale = merge_hist_buckets(hist->bucket, &buckets, max_buckets);
911 show_histogram(hist->bucket, buckets, hist->total, scale);
912 }
913
914 #define mmin(a, b) ((a) < (b) ? (a) : (b))
915 static void find_mismatch(vpx_image_t *img1, vpx_image_t *img2,
916 int yloc[4], int uloc[4], int vloc[4]) {
917 const unsigned int bsize = 64;
918 const unsigned int bsizey = bsize >> img1->y_chroma_shift;
919 const unsigned int bsizex = bsize >> img1->x_chroma_shift;
920 const int c_w = (img1->d_w + img1->x_chroma_shift) >> img1->x_chroma_shift;
921 const int c_h = (img1->d_h + img1->y_chroma_shift) >> img1->y_chroma_shift;
922 unsigned int match = 1;
923 unsigned int i, j;
924 yloc[0] = yloc[1] = yloc[2] = yloc[3] = -1;
925 for (i = 0, match = 1; match && i < img1->d_h; i += bsize) {
926 for (j = 0; match && j < img1->d_w; j += bsize) {
927 int k, l;
928 int si = mmin(i + bsize, img1->d_h) - i;
929 int sj = mmin(j + bsize, img1->d_w) - j;
930 for (k = 0; match && k < si; k++)
931 for (l = 0; match && l < sj; l++) {
932 if (*(img1->planes[VPX_PLANE_Y] +
933 (i + k) * img1->stride[VPX_PLANE_Y] + j + l) !=
934 *(img2->planes[VPX_PLANE_Y] +
935 (i + k) * img2->stride[VPX_PLANE_Y] + j + l)) {
936 yloc[0] = i + k;
937 yloc[1] = j + l;
938 yloc[2] = *(img1->planes[VPX_PLANE_Y] +
939 (i + k) * img1->stride[VPX_PLANE_Y] + j + l);
940 yloc[3] = *(img2->planes[VPX_PLANE_Y] +
941 (i + k) * img2->stride[VPX_PLANE_Y] + j + l);
942 match = 0;
943 break;
944 }
945 }
946 }
947 }
948
949 uloc[0] = uloc[1] = uloc[2] = uloc[3] = -1;
950 for (i = 0, match = 1; match && i < c_h; i += bsizey) {
951 for (j = 0; match && j < c_w; j += bsizex) {
952 int k, l;
953 int si = mmin(i + bsizey, c_h - i);
954 int sj = mmin(j + bsizex, c_w - j);
955 for (k = 0; match && k < si; k++)
956 for (l = 0; match && l < sj; l++) {
957 if (*(img1->planes[VPX_PLANE_U] +
958 (i + k) * img1->stride[VPX_PLANE_U] + j + l) !=
959 *(img2->planes[VPX_PLANE_U] +
960 (i + k) * img2->stride[VPX_PLANE_U] + j + l)) {
961 uloc[0] = i + k;
962 uloc[1] = j + l;
963 uloc[2] = *(img1->planes[VPX_PLANE_U] +
964 (i + k) * img1->stride[VPX_PLANE_U] + j + l);
965 uloc[3] = *(img2->planes[VPX_PLANE_U] +
966 (i + k) * img2->stride[VPX_PLANE_V] + j + l);
967 match = 0;
968 break;
969 }
970 }
971 }
972 }
973 vloc[0] = vloc[1] = vloc[2] = vloc[3] = -1;
974 for (i = 0, match = 1; match && i < c_h; i += bsizey) {
975 for (j = 0; match && j < c_w; j += bsizex) {
976 int k, l;
977 int si = mmin(i + bsizey, c_h - i);
978 int sj = mmin(j + bsizex, c_w - j);
979 for (k = 0; match && k < si; k++)
980 for (l = 0; match && l < sj; l++) {
981 if (*(img1->planes[VPX_PLANE_V] +
982 (i + k) * img1->stride[VPX_PLANE_V] + j + l) !=
983 *(img2->planes[VPX_PLANE_V] +
984 (i + k) * img2->stride[VPX_PLANE_V] + j + l)) {
985 vloc[0] = i + k;
986 vloc[1] = j + l;
987 vloc[2] = *(img1->planes[VPX_PLANE_V] +
988 (i + k) * img1->stride[VPX_PLANE_V] + j + l);
989 vloc[3] = *(img2->planes[VPX_PLANE_V] +
990 (i + k) * img2->stride[VPX_PLANE_V] + j + l);
991 match = 0;
992 break;
993 }
994 }
995 }
996 }
997 }
998
999 static int compare_img(vpx_image_t *img1, vpx_image_t *img2)
1000 {
1001 const int c_w = (img1->d_w + img1->x_chroma_shift) >> img1->x_chroma_shift;
1002 const int c_h = (img1->d_h + img1->y_chroma_shift) >> img1->y_chroma_shift;
1003 int match = 1;
1004 unsigned int i;
1005
1006 match &= (img1->fmt == img2->fmt);
1007 match &= (img1->w == img2->w);
1008 match &= (img1->h == img2->h);
1009
1010 for (i = 0; i < img1->d_h; i++)
1011 match &= (memcmp(img1->planes[VPX_PLANE_Y]+i*img1->stride[VPX_PLANE_Y],
1012 img2->planes[VPX_PLANE_Y]+i*img2->stride[VPX_PLANE_Y],
1013 img1->d_w) == 0);
1014
1015 for (i = 0; i < c_h; i++)
1016 match &= (memcmp(img1->planes[VPX_PLANE_U]+i*img1->stride[VPX_PLANE_U],
1017 img2->planes[VPX_PLANE_U]+i*img2->stride[VPX_PLANE_U],
1018 c_w) == 0);
1019
1020 for (i = 0; i < c_h; i++)
1021 match &= (memcmp(img1->planes[VPX_PLANE_V]+i*img1->stride[VPX_PLANE_U],
1022 img2->planes[VPX_PLANE_V]+i*img2->stride[VPX_PLANE_U],
1023 c_w) == 0);
1024
1025 return match;
1026 }
1027
1028
1029 #define NELEMENTS(x) (sizeof(x)/sizeof(x[0]))
1030 #define MAX(x,y) ((x)>(y)?(x):(y))
1031 #if CONFIG_VP8_ENCODER && !CONFIG_VP9_ENCODER
1032 #define ARG_CTRL_CNT_MAX NELEMENTS(vp8_arg_ctrl_map)
1033 #elif !CONFIG_VP8_ENCODER && CONFIG_VP9_ENCODER
1034 #define ARG_CTRL_CNT_MAX NELEMENTS(vp9_arg_ctrl_map)
1035 #else
1036 #define ARG_CTRL_CNT_MAX MAX(NELEMENTS(vp8_arg_ctrl_map), \
1037 NELEMENTS(vp9_arg_ctrl_map))
1038 #endif
1039
1040 /* Configuration elements common to all streams */
1041 struct global_config {
1042 const struct codec_item *codec;
1043 int passes;
1044 int pass;
1045 int usage;
1046 int deadline;
1047 int use_i420;
1048 int quiet;
1049 int verbose;
1050 int limit;
1051 int skip_frames;
1052 int show_psnr;
1053 enum TestDecodeFatality test_decode;
1054 int have_framerate;
1055 struct vpx_rational framerate;
1056 int out_part;
1057 int debug;
1058 int show_q_hist_buckets;
1059 int show_rate_hist_buckets;
1060 };
1061
1062
1063 /* Per-stream configuration */
1064 struct stream_config {
1065 struct vpx_codec_enc_cfg cfg;
1066 const char *out_fn;
1067 const char *stats_fn;
1068 stereo_format_t stereo_fmt;
1069 int arg_ctrls[ARG_CTRL_CNT_MAX][2];
1070 int arg_ctrl_cnt;
1071 int write_webm;
1072 int have_kf_max_dist;
1073 };
1074
1075
1076 struct stream_state {
1077 int index;
1078 struct stream_state *next;
1079 struct stream_config config;
1080 FILE *file;
1081 struct rate_hist rate_hist;
1082 struct EbmlGlobal ebml;
1083 uint32_t hash;
1084 uint64_t psnr_sse_total;
1085 uint64_t psnr_samples_total;
1086 double psnr_totals[4];
1087 int psnr_count;
1088 int counts[64];
1089 vpx_codec_ctx_t encoder;
1090 unsigned int frames_out;
1091 uint64_t cx_time;
1092 size_t nbytes;
1093 stats_io_t stats;
1094 struct vpx_image *img;
1095 vpx_codec_ctx_t decoder;
1096 int mismatch_seen;
1097 };
1098
1099
1100 void validate_positive_rational(const char *msg,
1101 struct vpx_rational *rat) {
1102 if (rat->den < 0) {
1103 rat->num *= -1;
1104 rat->den *= -1;
1105 }
1106
1107 if (rat->num < 0)
1108 die("Error: %s must be positive\n", msg);
1109
1110 if (!rat->den)
1111 die("Error: %s has zero denominator\n", msg);
1112 }
1113
1114
1115 static void parse_global_config(struct global_config *global, char **argv) {
1116 char **argi, **argj;
1117 struct arg arg;
1118
1119 /* Initialize default parameters */
1120 memset(global, 0, sizeof(*global));
1121 global->codec = codecs;
1122 global->passes = 0;
1123 global->use_i420 = 1;
1124 /* Assign default deadline to good quality */
1125 global->deadline = VPX_DL_GOOD_QUALITY;
1126
1127 for (argi = argj = argv; (*argj = *argi); argi += arg.argv_step) {
1128 arg.argv_step = 1;
1129
1130 if (arg_match(&arg, &codecarg, argi)) {
1131 int j, k = -1;
1132
1133 for (j = 0; j < sizeof(codecs) / sizeof(codecs[0]); j++)
1134 if (!strcmp(codecs[j].name, arg.val))
1135 k = j;
1136
1137 if (k >= 0)
1138 global->codec = codecs + k;
1139 else
1140 die("Error: Unrecognized argument (%s) to --codec\n",
1141 arg.val);
1142
1143 } else if (arg_match(&arg, &passes, argi)) {
1144 global->passes = arg_parse_uint(&arg);
1145
1146 if (global->passes < 1 || global->passes > 2)
1147 die("Error: Invalid number of passes (%d)\n", global->passes);
1148 } else if (arg_match(&arg, &pass_arg, argi)) {
1149 global->pass = arg_parse_uint(&arg);
1150
1151 if (global->pass < 1 || global->pass > 2)
1152 die("Error: Invalid pass selected (%d)\n",
1153 global->pass);
1154 } else if (arg_match(&arg, &usage, argi))
1155 global->usage = arg_parse_uint(&arg);
1156 else if (arg_match(&arg, &deadline, argi))
1157 global->deadline = arg_parse_uint(&arg);
1158 else if (arg_match(&arg, &best_dl, argi))
1159 global->deadline = VPX_DL_BEST_QUALITY;
1160 else if (arg_match(&arg, &good_dl, argi))
1161 global->deadline = VPX_DL_GOOD_QUALITY;
1162 else if (arg_match(&arg, &rt_dl, argi))
1163 global->deadline = VPX_DL_REALTIME;
1164 else if (arg_match(&arg, &use_yv12, argi))
1165 global->use_i420 = 0;
1166 else if (arg_match(&arg, &use_i420, argi))
1167 global->use_i420 = 1;
1168 else if (arg_match(&arg, &quietarg, argi))
1169 global->quiet = 1;
1170 else if (arg_match(&arg, &verbosearg, argi))
1171 global->verbose = 1;
1172 else if (arg_match(&arg, &limit, argi))
1173 global->limit = arg_parse_uint(&arg);
1174 else if (arg_match(&arg, &skip, argi))
1175 global->skip_frames = arg_parse_uint(&arg);
1176 else if (arg_match(&arg, &psnrarg, argi))
1177 global->show_psnr = 1;
1178 else if (arg_match(&arg, &recontest, argi))
1179 global->test_decode = arg_parse_enum_or_int(&arg);
1180 else if (arg_match(&arg, &framerate, argi)) {
1181 global->framerate = arg_parse_rational(&arg);
1182 validate_positive_rational(arg.name, &global->framerate);
1183 global->have_framerate = 1;
1184 } else if (arg_match(&arg, &out_part, argi))
1185 global->out_part = 1;
1186 else if (arg_match(&arg, &debugmode, argi))
1187 global->debug = 1;
1188 else if (arg_match(&arg, &q_hist_n, argi))
1189 global->show_q_hist_buckets = arg_parse_uint(&arg);
1190 else if (arg_match(&arg, &rate_hist_n, argi))
1191 global->show_rate_hist_buckets = arg_parse_uint(&arg);
1192 else
1193 argj++;
1194 }
1195
1196 /* Validate global config */
1197 if (global->passes == 0) {
1198 #if CONFIG_VP9_ENCODER
1199 // Make default VP9 passes = 2 until there is a better quality 1-pass
1200 // encoder
1201 global->passes = (global->codec->iface == vpx_codec_vp9_cx ? 2 : 1);
1202 #else
1203 global->passes = 1;
1204 #endif
1205 }
1206
1207 if (global->pass) {
1208 /* DWIM: Assume the user meant passes=2 if pass=2 is specified */
1209 if (global->pass > global->passes) {
1210 warn("Assuming --pass=%d implies --passes=%d\n",
1211 global->pass, global->pass);
1212 global->passes = global->pass;
1213 }
1214 }
1215 }
1216
1217
1218 void open_input_file(struct input_state *input) {
1219 unsigned int fourcc;
1220
1221 /* Parse certain options from the input file, if possible */
1222 input->file = strcmp(input->fn, "-") ? fopen(input->fn, "rb")
1223 : set_binary_mode(stdin);
1224
1225 if (!input->file)
1226 fatal("Failed to open input file");
1227
1228 if (!fseeko(input->file, 0, SEEK_END)) {
1229 /* Input file is seekable. Figure out how long it is, so we can get
1230 * progress info.
1231 */
1232 input->length = ftello(input->file);
1233 rewind(input->file);
1234 }
1235
1236 /* For RAW input sources, these bytes will applied on the first frame
1237 * in read_frame().
1238 */
1239 input->detect.buf_read = fread(input->detect.buf, 1, 4, input->file);
1240 input->detect.position = 0;
1241
1242 if (input->detect.buf_read == 4
1243 && file_is_y4m(input->file, &input->y4m, input->detect.buf)) {
1244 if (y4m_input_open(&input->y4m, input->file, input->detect.buf, 4,
1245 input->only_i420) >= 0) {
1246 input->file_type = FILE_TYPE_Y4M;
1247 input->w = input->y4m.pic_w;
1248 input->h = input->y4m.pic_h;
1249 input->framerate.num = input->y4m.fps_n;
1250 input->framerate.den = input->y4m.fps_d;
1251 input->use_i420 = 0;
1252 } else
1253 fatal("Unsupported Y4M stream.");
1254 } else if (input->detect.buf_read == 4 && file_is_ivf(input, &fourcc)) {
1255 fatal("IVF is not supported as input.");
1256 } else {
1257 input->file_type = FILE_TYPE_RAW;
1258 }
1259 }
1260
1261
1262 static void close_input_file(struct input_state *input) {
1263 fclose(input->file);
1264 if (input->file_type == FILE_TYPE_Y4M)
1265 y4m_input_close(&input->y4m);
1266 }
1267
1268 static struct stream_state *new_stream(struct global_config *global,
1269 struct stream_state *prev) {
1270 struct stream_state *stream;
1271
1272 stream = calloc(1, sizeof(*stream));
1273 if (!stream)
1274 fatal("Failed to allocate new stream.");
1275 if (prev) {
1276 memcpy(stream, prev, sizeof(*stream));
1277 stream->index++;
1278 prev->next = stream;
1279 } else {
1280 vpx_codec_err_t res;
1281
1282 /* Populate encoder configuration */
1283 res = vpx_codec_enc_config_default(global->codec->iface(),
1284 &stream->config.cfg,
1285 global->usage);
1286 if (res)
1287 fatal("Failed to get config: %s\n", vpx_codec_err_to_string(res));
1288
1289 /* Change the default timebase to a high enough value so that the
1290 * encoder will always create strictly increasing timestamps.
1291 */
1292 stream->config.cfg.g_timebase.den = 1000;
1293
1294 /* Never use the library's default resolution, require it be parsed
1295 * from the file or set on the command line.
1296 */
1297 stream->config.cfg.g_w = 0;
1298 stream->config.cfg.g_h = 0;
1299
1300 /* Initialize remaining stream parameters */
1301 stream->config.stereo_fmt = STEREO_FORMAT_MONO;
1302 stream->config.write_webm = 1;
1303 stream->ebml.last_pts_ms = -1;
1304
1305 /* Allows removal of the application version from the EBML tags */
1306 stream->ebml.debug = global->debug;
1307 }
1308
1309 /* Output files must be specified for each stream */
1310 stream->config.out_fn = NULL;
1311
1312 stream->next = NULL;
1313 return stream;
1314 }
1315
1316
1317 static int parse_stream_params(struct global_config *global,
1318 struct stream_state *stream,
1319 char **argv) {
1320 char **argi, **argj;
1321 struct arg arg;
1322 static const arg_def_t **ctrl_args = no_args;
1323 static const int *ctrl_args_map = NULL;
1324 struct stream_config *config = &stream->config;
1325 int eos_mark_found = 0;
1326
1327 /* Handle codec specific options */
1328 if (0) {
1329 #if CONFIG_VP8_ENCODER
1330 } else if (global->codec->iface == vpx_codec_vp8_cx) {
1331 ctrl_args = vp8_args;
1332 ctrl_args_map = vp8_arg_ctrl_map;
1333 #endif
1334 #if CONFIG_VP9_ENCODER
1335 } else if (global->codec->iface == vpx_codec_vp9_cx) {
1336 ctrl_args = vp9_args;
1337 ctrl_args_map = vp9_arg_ctrl_map;
1338 #endif
1339 }
1340
1341 for (argi = argj = argv; (*argj = *argi); argi += arg.argv_step) {
1342 arg.argv_step = 1;
1343
1344 /* Once we've found an end-of-stream marker (--) we want to continue
1345 * shifting arguments but not consuming them.
1346 */
1347 if (eos_mark_found) {
1348 argj++;
1349 continue;
1350 } else if (!strcmp(*argj, "--")) {
1351 eos_mark_found = 1;
1352 continue;
1353 }
1354
1355 if (0);
1356 else if (arg_match(&arg, &outputfile, argi))
1357 config->out_fn = arg.val;
1358 else if (arg_match(&arg, &fpf_name, argi))
1359 config->stats_fn = arg.val;
1360 else if (arg_match(&arg, &use_ivf, argi))
1361 config->write_webm = 0;
1362 else if (arg_match(&arg, &threads, argi))
1363 config->cfg.g_threads = arg_parse_uint(&arg);
1364 else if (arg_match(&arg, &profile, argi))
1365 config->cfg.g_profile = arg_parse_uint(&arg);
1366 else if (arg_match(&arg, &width, argi))
1367 config->cfg.g_w = arg_parse_uint(&arg);
1368 else if (arg_match(&arg, &height, argi))
1369 config->cfg.g_h = arg_parse_uint(&arg);
1370 else if (arg_match(&arg, &stereo_mode, argi))
1371 config->stereo_fmt = arg_parse_enum_or_int(&arg);
1372 else if (arg_match(&arg, &timebase, argi)) {
1373 config->cfg.g_timebase = arg_parse_rational(&arg);
1374 validate_positive_rational(arg.name, &config->cfg.g_timebase);
1375 } else if (arg_match(&arg, &error_resilient, argi))
1376 config->cfg.g_error_resilient = arg_parse_uint(&arg);
1377 else if (arg_match(&arg, &lag_in_frames, argi))
1378 config->cfg.g_lag_in_frames = arg_parse_uint(&arg);
1379 else if (arg_match(&arg, &dropframe_thresh, argi))
1380 config->cfg.rc_dropframe_thresh = arg_parse_uint(&arg);
1381 else if (arg_match(&arg, &resize_allowed, argi))
1382 config->cfg.rc_resize_allowed = arg_parse_uint(&arg);
1383 else if (arg_match(&arg, &resize_up_thresh, argi))
1384 config->cfg.rc_resize_up_thresh = arg_parse_uint(&arg);
1385 else if (arg_match(&arg, &resize_down_thresh, argi))
1386 config->cfg.rc_resize_down_thresh = arg_parse_uint(&arg);
1387 else if (arg_match(&arg, &end_usage, argi))
1388 config->cfg.rc_end_usage = arg_parse_enum_or_int(&arg);
1389 else if (arg_match(&arg, &target_bitrate, argi))
1390 config->cfg.rc_target_bitrate = arg_parse_uint(&arg);
1391 else if (arg_match(&arg, &min_quantizer, argi))
1392 config->cfg.rc_min_quantizer = arg_parse_uint(&arg);
1393 else if (arg_match(&arg, &max_quantizer, argi))
1394 config->cfg.rc_max_quantizer = arg_parse_uint(&arg);
1395 else if (arg_match(&arg, &undershoot_pct, argi))
1396 config->cfg.rc_undershoot_pct = arg_parse_uint(&arg);
1397 else if (arg_match(&arg, &overshoot_pct, argi))
1398 config->cfg.rc_overshoot_pct = arg_parse_uint(&arg);
1399 else if (arg_match(&arg, &buf_sz, argi))
1400 config->cfg.rc_buf_sz = arg_parse_uint(&arg);
1401 else if (arg_match(&arg, &buf_initial_sz, argi))
1402 config->cfg.rc_buf_initial_sz = arg_parse_uint(&arg);
1403 else if (arg_match(&arg, &buf_optimal_sz, argi))
1404 config->cfg.rc_buf_optimal_sz = arg_parse_uint(&arg);
1405 else if (arg_match(&arg, &bias_pct, argi)) {
1406 config->cfg.rc_2pass_vbr_bias_pct = arg_parse_uint(&arg);
1407
1408 if (global->passes < 2)
1409 warn("option %s ignored in one-pass mode.\n", arg.name);
1410 } else if (arg_match(&arg, &minsection_pct, argi)) {
1411 config->cfg.rc_2pass_vbr_minsection_pct = arg_parse_uint(&arg);
1412
1413 if (global->passes < 2)
1414 warn("option %s ignored in one-pass mode.\n", arg.name);
1415 } else if (arg_match(&arg, &maxsection_pct, argi)) {
1416 config->cfg.rc_2pass_vbr_maxsection_pct = arg_parse_uint(&arg);
1417
1418 if (global->passes < 2)
1419 warn("option %s ignored in one-pass mode.\n", arg.name);
1420 } else if (arg_match(&arg, &kf_min_dist, argi))
1421 config->cfg.kf_min_dist = arg_parse_uint(&arg);
1422 else if (arg_match(&arg, &kf_max_dist, argi)) {
1423 config->cfg.kf_max_dist = arg_parse_uint(&arg);
1424 config->have_kf_max_dist = 1;
1425 } else if (arg_match(&arg, &kf_disabled, argi))
1426 config->cfg.kf_mode = VPX_KF_DISABLED;
1427 else {
1428 int i, match = 0;
1429
1430 for (i = 0; ctrl_args[i]; i++) {
1431 if (arg_match(&arg, ctrl_args[i], argi)) {
1432 int j;
1433 match = 1;
1434
1435 /* Point either to the next free element or the first
1436 * instance of this control.
1437 */
1438 for (j = 0; j < config->arg_ctrl_cnt; j++)
1439 if (config->arg_ctrls[j][0] == ctrl_args_map[i])
1440 break;
1441
1442 /* Update/insert */
1443 assert(j < ARG_CTRL_CNT_MAX);
1444 if (j < ARG_CTRL_CNT_MAX) {
1445 config->arg_ctrls[j][0] = ctrl_args_map[i];
1446 config->arg_ctrls[j][1] = arg_parse_enum_or_int(&arg);
1447 if (j == config->arg_ctrl_cnt)
1448 config->arg_ctrl_cnt++;
1449 }
1450
1451 }
1452 }
1453
1454 if (!match)
1455 argj++;
1456 }
1457 }
1458
1459 return eos_mark_found;
1460 }
1461
1462
1463 #define FOREACH_STREAM(func)\
1464 do\
1465 {\
1466 struct stream_state *stream;\
1467 \
1468 for(stream = streams; stream; stream = stream->next)\
1469 func;\
1470 }while(0)
1471
1472
1473 static void validate_stream_config(struct stream_state *stream) {
1474 struct stream_state *streami;
1475
1476 if (!stream->config.cfg.g_w || !stream->config.cfg.g_h)
1477 fatal("Stream %d: Specify stream dimensions with --width (-w) "
1478 " and --height (-h)", stream->index);
1479
1480 for (streami = stream; streami; streami = streami->next) {
1481 /* All streams require output files */
1482 if (!streami->config.out_fn)
1483 fatal("Stream %d: Output file is required (specify with -o)",
1484 streami->index);
1485
1486 /* Check for two streams outputting to the same file */
1487 if (streami != stream) {
1488 const char *a = stream->config.out_fn;
1489 const char *b = streami->config.out_fn;
1490 if (!strcmp(a, b) && strcmp(a, "/dev/null") && strcmp(a, ":nul"))
1491 fatal("Stream %d: duplicate output file (from stream %d)",
1492 streami->index, stream->index);
1493 }
1494
1495 /* Check for two streams sharing a stats file. */
1496 if (streami != stream) {
1497 const char *a = stream->config.stats_fn;
1498 const char *b = streami->config.stats_fn;
1499 if (a && b && !strcmp(a, b))
1500 fatal("Stream %d: duplicate stats file (from stream %d)",
1501 streami->index, stream->index);
1502 }
1503 }
1504 }
1505
1506
1507 static void set_stream_dimensions(struct stream_state *stream,
1508 unsigned int w,
1509 unsigned int h) {
1510 if (!stream->config.cfg.g_w) {
1511 if (!stream->config.cfg.g_h)
1512 stream->config.cfg.g_w = w;
1513 else
1514 stream->config.cfg.g_w = w * stream->config.cfg.g_h / h;
1515 }
1516 if (!stream->config.cfg.g_h) {
1517 stream->config.cfg.g_h = h * stream->config.cfg.g_w / w;
1518 }
1519 }
1520
1521
1522 static void set_default_kf_interval(struct stream_state *stream,
1523 struct global_config *global) {
1524 /* Use a max keyframe interval of 5 seconds, if none was
1525 * specified on the command line.
1526 */
1527 if (!stream->config.have_kf_max_dist) {
1528 double framerate = (double)global->framerate.num / global->framerate.den;
1529 if (framerate > 0.0)
1530 stream->config.cfg.kf_max_dist = (unsigned int)(5.0 * framerate);
1531 }
1532 }
1533
1534
1535 static void show_stream_config(struct stream_state *stream,
1536 struct global_config *global,
1537 struct input_state *input) {
1538
1539 #define SHOW(field) \
1540 fprintf(stderr, " %-28s = %d\n", #field, stream->config.cfg.field)
1541
1542 if (stream->index == 0) {
1543 fprintf(stderr, "Codec: %s\n",
1544 vpx_codec_iface_name(global->codec->iface()));
1545 fprintf(stderr, "Source file: %s Format: %s\n", input->fn,
1546 input->use_i420 ? "I420" : "YV12");
1547 }
1548 if (stream->next || stream->index)
1549 fprintf(stderr, "\nStream Index: %d\n", stream->index);
1550 fprintf(stderr, "Destination file: %s\n", stream->config.out_fn);
1551 fprintf(stderr, "Encoder parameters:\n");
1552
1553 SHOW(g_usage);
1554 SHOW(g_threads);
1555 SHOW(g_profile);
1556 SHOW(g_w);
1557 SHOW(g_h);
1558 SHOW(g_timebase.num);
1559 SHOW(g_timebase.den);
1560 SHOW(g_error_resilient);
1561 SHOW(g_pass);
1562 SHOW(g_lag_in_frames);
1563 SHOW(rc_dropframe_thresh);
1564 SHOW(rc_resize_allowed);
1565 SHOW(rc_resize_up_thresh);
1566 SHOW(rc_resize_down_thresh);
1567 SHOW(rc_end_usage);
1568 SHOW(rc_target_bitrate);
1569 SHOW(rc_min_quantizer);
1570 SHOW(rc_max_quantizer);
1571 SHOW(rc_undershoot_pct);
1572 SHOW(rc_overshoot_pct);
1573 SHOW(rc_buf_sz);
1574 SHOW(rc_buf_initial_sz);
1575 SHOW(rc_buf_optimal_sz);
1576 SHOW(rc_2pass_vbr_bias_pct);
1577 SHOW(rc_2pass_vbr_minsection_pct);
1578 SHOW(rc_2pass_vbr_maxsection_pct);
1579 SHOW(kf_mode);
1580 SHOW(kf_min_dist);
1581 SHOW(kf_max_dist);
1582 }
1583
1584
1585 static void open_output_file(struct stream_state *stream,
1586 struct global_config *global) {
1587 const char *fn = stream->config.out_fn;
1588
1589 stream->file = strcmp(fn, "-") ? fopen(fn, "wb") : set_binary_mode(stdout);
1590
1591 if (!stream->file)
1592 fatal("Failed to open output file");
1593
1594 if (stream->config.write_webm && fseek(stream->file, 0, SEEK_CUR))
1595 fatal("WebM output to pipes not supported.");
1596
1597 if (stream->config.write_webm) {
1598 stream->ebml.stream = stream->file;
1599 write_webm_file_header(&stream->ebml, &stream->config.cfg,
1600 &global->framerate,
1601 stream->config.stereo_fmt,
1602 global->codec->fourcc);
1603 } else
1604 write_ivf_file_header(stream->file, &stream->config.cfg,
1605 global->codec->fourcc, 0);
1606 }
1607
1608
1609 static void close_output_file(struct stream_state *stream,
1610 unsigned int fourcc) {
1611 if (stream->config.write_webm) {
1612 write_webm_file_footer(&stream->ebml, stream->hash);
1613 free(stream->ebml.cue_list);
1614 stream->ebml.cue_list = NULL;
1615 } else {
1616 if (!fseek(stream->file, 0, SEEK_SET))
1617 write_ivf_file_header(stream->file, &stream->config.cfg,
1618 fourcc,
1619 stream->frames_out);
1620 }
1621
1622 fclose(stream->file);
1623 }
1624
1625
1626 static void setup_pass(struct stream_state *stream,
1627 struct global_config *global,
1628 int pass) {
1629 if (stream->config.stats_fn) {
1630 if (!stats_open_file(&stream->stats, stream->config.stats_fn,
1631 pass))
1632 fatal("Failed to open statistics store");
1633 } else {
1634 if (!stats_open_mem(&stream->stats, pass))
1635 fatal("Failed to open statistics store");
1636 }
1637
1638 stream->config.cfg.g_pass = global->passes == 2
1639 ? pass ? VPX_RC_LAST_PASS : VPX_RC_FIRST_PASS
1640 : VPX_RC_ONE_PASS;
1641 if (pass)
1642 stream->config.cfg.rc_twopass_stats_in = stats_get(&stream->stats);
1643
1644 stream->cx_time = 0;
1645 stream->nbytes = 0;
1646 stream->frames_out = 0;
1647 }
1648
1649
1650 static void initialize_encoder(struct stream_state *stream,
1651 struct global_config *global) {
1652 int i;
1653 int flags = 0;
1654
1655 flags |= global->show_psnr ? VPX_CODEC_USE_PSNR : 0;
1656 flags |= global->out_part ? VPX_CODEC_USE_OUTPUT_PARTITION : 0;
1657
1658 /* Construct Encoder Context */
1659 vpx_codec_enc_init(&stream->encoder, global->codec->iface(),
1660 &stream->config.cfg, flags);
1661 ctx_exit_on_error(&stream->encoder, "Failed to initialize encoder");
1662
1663 /* Note that we bypass the vpx_codec_control wrapper macro because
1664 * we're being clever to store the control IDs in an array. Real
1665 * applications will want to make use of the enumerations directly
1666 */
1667 for (i = 0; i < stream->config.arg_ctrl_cnt; i++) {
1668 int ctrl = stream->config.arg_ctrls[i][0];
1669 int value = stream->config.arg_ctrls[i][1];
1670 if (vpx_codec_control_(&stream->encoder, ctrl, value))
1671 fprintf(stderr, "Error: Tried to set control %d = %d\n",
1672 ctrl, value);
1673
1674 ctx_exit_on_error(&stream->encoder, "Failed to control codec");
1675 }
1676
1677 #if CONFIG_DECODERS
1678 if (global->test_decode != TEST_DECODE_OFF) {
1679 vpx_codec_dec_init(&stream->decoder, global->codec->dx_iface(), NULL, 0);
1680 }
1681 #endif
1682 }
1683
1684
1685 static void encode_frame(struct stream_state *stream,
1686 struct global_config *global,
1687 struct vpx_image *img,
1688 unsigned int frames_in) {
1689 vpx_codec_pts_t frame_start, next_frame_start;
1690 struct vpx_codec_enc_cfg *cfg = &stream->config.cfg;
1691 struct vpx_usec_timer timer;
1692
1693 frame_start = (cfg->g_timebase.den * (int64_t)(frames_in - 1)
1694 * global->framerate.den)
1695 / cfg->g_timebase.num / global->framerate.num;
1696 next_frame_start = (cfg->g_timebase.den * (int64_t)(frames_in)
1697 * global->framerate.den)
1698 / cfg->g_timebase.num / global->framerate.num;
1699
1700 /* Scale if necessary */
1701 if (img && (img->d_w != cfg->g_w || img->d_h != cfg->g_h)) {
1702 if (!stream->img)
1703 stream->img = vpx_img_alloc(NULL, VPX_IMG_FMT_I420,
1704 cfg->g_w, cfg->g_h, 16);
1705 I420Scale(img->planes[VPX_PLANE_Y], img->stride[VPX_PLANE_Y],
1706 img->planes[VPX_PLANE_U], img->stride[VPX_PLANE_U],
1707 img->planes[VPX_PLANE_V], img->stride[VPX_PLANE_V],
1708 img->d_w, img->d_h,
1709 stream->img->planes[VPX_PLANE_Y],
1710 stream->img->stride[VPX_PLANE_Y],
1711 stream->img->planes[VPX_PLANE_U],
1712 stream->img->stride[VPX_PLANE_U],
1713 stream->img->planes[VPX_PLANE_V],
1714 stream->img->stride[VPX_PLANE_V],
1715 stream->img->d_w, stream->img->d_h,
1716 kFilterBox);
1717
1718 img = stream->img;
1719 }
1720
1721 vpx_usec_timer_start(&timer);
1722 vpx_codec_encode(&stream->encoder, img, frame_start,
1723 (unsigned long)(next_frame_start - frame_start),
1724 0, global->deadline);
1725 vpx_usec_timer_mark(&timer);
1726 stream->cx_time += vpx_usec_timer_elapsed(&timer);
1727 ctx_exit_on_error(&stream->encoder, "Stream %d: Failed to encode frame",
1728 stream->index);
1729 }
1730
1731
1732 static void update_quantizer_histogram(struct stream_state *stream) {
1733 if (stream->config.cfg.g_pass != VPX_RC_FIRST_PASS) {
1734 int q;
1735
1736 vpx_codec_control(&stream->encoder, VP8E_GET_LAST_QUANTIZER_64, &q);
1737 ctx_exit_on_error(&stream->encoder, "Failed to read quantizer");
1738 stream->counts[q]++;
1739 }
1740 }
1741
1742
1743 static void get_cx_data(struct stream_state *stream,
1744 struct global_config *global,
1745 int *got_data) {
1746 const vpx_codec_cx_pkt_t *pkt;
1747 const struct vpx_codec_enc_cfg *cfg = &stream->config.cfg;
1748 vpx_codec_iter_t iter = NULL;
1749
1750 *got_data = 0;
1751 while ((pkt = vpx_codec_get_cx_data(&stream->encoder, &iter))) {
1752 static size_t fsize = 0;
1753 static off_t ivf_header_pos = 0;
1754
1755 switch (pkt->kind) {
1756 case VPX_CODEC_CX_FRAME_PKT:
1757 if (!(pkt->data.frame.flags & VPX_FRAME_IS_FRAGMENT)) {
1758 stream->frames_out++;
1759 }
1760 if (!global->quiet)
1761 fprintf(stderr, " %6luF", (unsigned long)pkt->data.frame.sz);
1762
1763 update_rate_histogram(&stream->rate_hist, cfg, pkt);
1764 if (stream->config.write_webm) {
1765 /* Update the hash */
1766 if (!stream->ebml.debug)
1767 stream->hash = murmur(pkt->data.frame.buf,
1768 (int)pkt->data.frame.sz,
1769 stream->hash);
1770
1771 write_webm_block(&stream->ebml, cfg, pkt);
1772 } else {
1773 if (pkt->data.frame.partition_id <= 0) {
1774 ivf_header_pos = ftello(stream->file);
1775 fsize = pkt->data.frame.sz;
1776
1777 write_ivf_frame_header(stream->file, pkt);
1778 } else {
1779 fsize += pkt->data.frame.sz;
1780
1781 if (!(pkt->data.frame.flags & VPX_FRAME_IS_FRAGMENT)) {
1782 off_t currpos = ftello(stream->file);
1783 fseeko(stream->file, ivf_header_pos, SEEK_SET);
1784 write_ivf_frame_size(stream->file, fsize);
1785 fseeko(stream->file, currpos, SEEK_SET);
1786 }
1787 }
1788
1789 (void) fwrite(pkt->data.frame.buf, 1, pkt->data.frame.sz,
1790 stream->file);
1791 }
1792 stream->nbytes += pkt->data.raw.sz;
1793
1794 *got_data = 1;
1795 #if CONFIG_DECODERS
1796 if (global->test_decode != TEST_DECODE_OFF && !stream->mismatch_seen) {
1797 vpx_codec_decode(&stream->decoder, pkt->data.frame.buf,
1798 pkt->data.frame.sz, NULL, 0);
1799 if (stream->decoder.err) {
1800 warn_or_exit_on_error(&stream->decoder,
1801 global->test_decode == TEST_DECODE_FATAL,
1802 "Failed to decode frame %d in stream %d",
1803 stream->frames_out + 1, stream->index);
1804 stream->mismatch_seen = stream->frames_out + 1;
1805 }
1806 }
1807 #endif
1808 break;
1809 case VPX_CODEC_STATS_PKT:
1810 stream->frames_out++;
1811 stats_write(&stream->stats,
1812 pkt->data.twopass_stats.buf,
1813 pkt->data.twopass_stats.sz);
1814 stream->nbytes += pkt->data.raw.sz;
1815 break;
1816 case VPX_CODEC_PSNR_PKT:
1817
1818 if (global->show_psnr) {
1819 int i;
1820
1821 stream->psnr_sse_total += pkt->data.psnr.sse[0];
1822 stream->psnr_samples_total += pkt->data.psnr.samples[0];
1823 for (i = 0; i < 4; i++) {
1824 if (!global->quiet)
1825 fprintf(stderr, "%.3f ", pkt->data.psnr.psnr[i]);
1826 stream->psnr_totals[i] += pkt->data.psnr.psnr[i];
1827 }
1828 stream->psnr_count++;
1829 }
1830
1831 break;
1832 default:
1833 break;
1834 }
1835 }
1836 }
1837
1838
1839 static void show_psnr(struct stream_state *stream) {
1840 int i;
1841 double ovpsnr;
1842
1843 if (!stream->psnr_count)
1844 return;
1845
1846 fprintf(stderr, "Stream %d PSNR (Overall/Avg/Y/U/V)", stream->index);
1847 ovpsnr = vp8_mse2psnr((double)stream->psnr_samples_total, 255.0,
1848 (double)stream->psnr_sse_total);
1849 fprintf(stderr, " %.3f", ovpsnr);
1850
1851 for (i = 0; i < 4; i++) {
1852 fprintf(stderr, " %.3f", stream->psnr_totals[i] / stream->psnr_count);
1853 }
1854 fprintf(stderr, "\n");
1855 }
1856
1857
1858 static float usec_to_fps(uint64_t usec, unsigned int frames) {
1859 return (float)(usec > 0 ? frames * 1000000.0 / (float)usec : 0);
1860 }
1861
1862
1863 static void test_decode(struct stream_state *stream,
1864 enum TestDecodeFatality fatal,
1865 const struct codec_item *codec) {
1866 vpx_image_t enc_img, dec_img;
1867
1868 if (stream->mismatch_seen)
1869 return;
1870
1871 /* Get the internal reference frame */
1872 if (codec->fourcc == VP8_FOURCC) {
1873 struct vpx_ref_frame ref_enc, ref_dec;
1874 int width, height;
1875
1876 width = (stream->config.cfg.g_w + 15) & ~15;
1877 height = (stream->config.cfg.g_h + 15) & ~15;
1878 vpx_img_alloc(&ref_enc.img, VPX_IMG_FMT_I420, width, height, 1);
1879 enc_img = ref_enc.img;
1880 vpx_img_alloc(&ref_dec.img, VPX_IMG_FMT_I420, width, height, 1);
1881 dec_img = ref_dec.img;
1882
1883 ref_enc.frame_type = VP8_LAST_FRAME;
1884 ref_dec.frame_type = VP8_LAST_FRAME;
1885 vpx_codec_control(&stream->encoder, VP8_COPY_REFERENCE, &ref_enc);
1886 vpx_codec_control(&stream->decoder, VP8_COPY_REFERENCE, &ref_dec);
1887 } else {
1888 struct vp9_ref_frame ref;
1889
1890 ref.idx = 0;
1891 vpx_codec_control(&stream->encoder, VP9_GET_REFERENCE, &ref);
1892 enc_img = ref.img;
1893 vpx_codec_control(&stream->decoder, VP9_GET_REFERENCE, &ref);
1894 dec_img = ref.img;
1895 }
1896 ctx_exit_on_error(&stream->encoder, "Failed to get encoder reference frame");
1897 ctx_exit_on_error(&stream->decoder, "Failed to get decoder reference frame");
1898
1899 if (!compare_img(&enc_img, &dec_img)) {
1900 int y[4], u[4], v[4];
1901 find_mismatch(&enc_img, &dec_img, y, u, v);
1902 stream->decoder.err = 1;
1903 warn_or_exit_on_error(&stream->decoder, fatal == TEST_DECODE_FATAL,
1904 "Stream %d: Encode/decode mismatch on frame %d at"
1905 " Y[%d, %d] {%d/%d},"
1906 " U[%d, %d] {%d/%d},"
1907 " V[%d, %d] {%d/%d}",
1908 stream->index, stream->frames_out,
1909 y[0], y[1], y[2], y[3],
1910 u[0], u[1], u[2], u[3],
1911 v[0], v[1], v[2], v[3]);
1912 stream->mismatch_seen = stream->frames_out;
1913 }
1914
1915 vpx_img_free(&enc_img);
1916 vpx_img_free(&dec_img);
1917 }
1918
1919
1920 static void print_time(const char *label, int64_t etl) {
1921 int hours, mins, secs;
1922
1923 if (etl >= 0) {
1924 hours = etl / 3600;
1925 etl -= hours * 3600;
1926 mins = etl / 60;
1927 etl -= mins * 60;
1928 secs = etl;
1929
1930 fprintf(stderr, "[%3s %2d:%02d:%02d] ",
1931 label, hours, mins, secs);
1932 } else {
1933 fprintf(stderr, "[%3s unknown] ", label);
1934 }
1935 }
1936
1937 int main(int argc, const char **argv_) {
1938 int pass;
1939 vpx_image_t raw;
1940 int frame_avail, got_data;
1941
1942 struct input_state input = {0};
1943 struct global_config global;
1944 struct stream_state *streams = NULL;
1945 char **argv, **argi;
1946 uint64_t cx_time = 0;
1947 int stream_cnt = 0;
1948 int res = 0;
1949
1950 exec_name = argv_[0];
1951
1952 if (argc < 3)
1953 usage_exit();
1954
1955 /* Setup default input stream settings */
1956 input.framerate.num = 30;
1957 input.framerate.den = 1;
1958 input.use_i420 = 1;
1959 input.only_i420 = 1;
1960
1961 /* First parse the global configuration values, because we want to apply
1962 * other parameters on top of the default configuration provided by the
1963 * codec.
1964 */
1965 argv = argv_dup(argc - 1, argv_ + 1);
1966 parse_global_config(&global, argv);
1967
1968 {
1969 /* Now parse each stream's parameters. Using a local scope here
1970 * due to the use of 'stream' as loop variable in FOREACH_STREAM
1971 * loops
1972 */
1973 struct stream_state *stream = NULL;
1974
1975 do {
1976 stream = new_stream(&global, stream);
1977 stream_cnt++;
1978 if (!streams)
1979 streams = stream;
1980 } while (parse_stream_params(&global, stream, argv));
1981 }
1982
1983 /* Check for unrecognized options */
1984 for (argi = argv; *argi; argi++)
1985 if (argi[0][0] == '-' && argi[0][1])
1986 die("Error: Unrecognized option %s\n", *argi);
1987
1988 /* Handle non-option arguments */
1989 input.fn = argv[0];
1990
1991 if (!input.fn)
1992 usage_exit();
1993
1994 #if CONFIG_NON420
1995 /* Decide if other chroma subsamplings than 4:2:0 are supported */
1996 if (global.codec->fourcc == VP9_FOURCC)
1997 input.only_i420 = 0;
1998 #endif
1999
2000 for (pass = global.pass ? global.pass - 1 : 0; pass < global.passes; pass++) {
2001 int frames_in = 0, seen_frames = 0;
2002 int64_t estimated_time_left = -1;
2003 int64_t average_rate = -1;
2004 off_t lagged_count = 0;
2005
2006 open_input_file(&input);
2007
2008 /* If the input file doesn't specify its w/h (raw files), try to get
2009 * the data from the first stream's configuration.
2010 */
2011 if (!input.w || !input.h)
2012 FOREACH_STREAM( {
2013 if (stream->config.cfg.g_w && stream->config.cfg.g_h) {
2014 input.w = stream->config.cfg.g_w;
2015 input.h = stream->config.cfg.g_h;
2016 break;
2017 }
2018 });
2019
2020 /* Update stream configurations from the input file's parameters */
2021 if (!input.w || !input.h)
2022 fatal("Specify stream dimensions with --width (-w) "
2023 " and --height (-h)");
2024 FOREACH_STREAM(set_stream_dimensions(stream, input.w, input.h));
2025 FOREACH_STREAM(validate_stream_config(stream));
2026
2027 /* Ensure that --passes and --pass are consistent. If --pass is set and
2028 * --passes=2, ensure --fpf was set.
2029 */
2030 if (global.pass && global.passes == 2)
2031 FOREACH_STREAM( {
2032 if (!stream->config.stats_fn)
2033 die("Stream %d: Must specify --fpf when --pass=%d"
2034 " and --passes=2\n", stream->index, global.pass);
2035 });
2036
2037 /* Use the frame rate from the file only if none was specified
2038 * on the command-line.
2039 */
2040 if (!global.have_framerate)
2041 global.framerate = input.framerate;
2042
2043 FOREACH_STREAM(set_default_kf_interval(stream, &global));
2044
2045 /* Show configuration */
2046 if (global.verbose && pass == 0)
2047 FOREACH_STREAM(show_stream_config(stream, &global, &input));
2048
2049 if (pass == (global.pass ? global.pass - 1 : 0)) {
2050 if (input.file_type == FILE_TYPE_Y4M)
2051 /*The Y4M reader does its own allocation.
2052 Just initialize this here to avoid problems if we never read any
2053 frames.*/
2054 memset(&raw, 0, sizeof(raw));
2055 else
2056 vpx_img_alloc(&raw,
2057 input.use_i420 ? VPX_IMG_FMT_I420
2058 : VPX_IMG_FMT_YV12,
2059 input.w, input.h, 32);
2060
2061 FOREACH_STREAM(init_rate_histogram(&stream->rate_hist,
2062 &stream->config.cfg,
2063 &global.framerate));
2064 }
2065
2066 FOREACH_STREAM(setup_pass(stream, &global, pass));
2067 FOREACH_STREAM(open_output_file(stream, &global));
2068 FOREACH_STREAM(initialize_encoder(stream, &global));
2069
2070 frame_avail = 1;
2071 got_data = 0;
2072
2073 while (frame_avail || got_data) {
2074 struct vpx_usec_timer timer;
2075
2076 if (!global.limit || frames_in < global.limit) {
2077 frame_avail = read_frame(&input, &raw);
2078
2079 if (frame_avail)
2080 frames_in++;
2081 seen_frames = frames_in > global.skip_frames ?
2082 frames_in - global.skip_frames : 0;
2083
2084 if (!global.quiet) {
2085 float fps = usec_to_fps(cx_time, seen_frames);
2086 fprintf(stderr, "\rPass %d/%d ", pass + 1, global.passes);
2087
2088 if (stream_cnt == 1)
2089 fprintf(stderr,
2090 "frame %4d/%-4d %7"PRId64"B ",
2091 frames_in, streams->frames_out, (int64_t)streams->nbytes);
2092 else
2093 fprintf(stderr, "frame %4d ", frames_in);
2094
2095 fprintf(stderr, "%7"PRId64" %s %.2f %s ",
2096 cx_time > 9999999 ? cx_time / 1000 : cx_time,
2097 cx_time > 9999999 ? "ms" : "us",
2098 fps >= 1.0 ? fps : fps * 60,
2099 fps >= 1.0 ? "fps" : "fpm");
2100 print_time("ETA", estimated_time_left);
2101 fprintf(stderr, "\033[K");
2102 }
2103
2104 } else
2105 frame_avail = 0;
2106
2107 if (frames_in > global.skip_frames) {
2108 vpx_usec_timer_start(&timer);
2109 FOREACH_STREAM(encode_frame(stream, &global,
2110 frame_avail ? &raw : NULL,
2111 frames_in));
2112 vpx_usec_timer_mark(&timer);
2113 cx_time += vpx_usec_timer_elapsed(&timer);
2114
2115 FOREACH_STREAM(update_quantizer_histogram(stream));
2116
2117 got_data = 0;
2118 FOREACH_STREAM(get_cx_data(stream, &global, &got_data));
2119
2120 if (!got_data && input.length && !streams->frames_out) {
2121 lagged_count = global.limit ? seen_frames : ftello(input.file);
2122 } else if (input.length) {
2123 int64_t remaining;
2124 int64_t rate;
2125
2126 if (global.limit) {
2127 int frame_in_lagged = (seen_frames - lagged_count) * 1000;
2128
2129 rate = cx_time ? frame_in_lagged * (int64_t)1000000 / cx_time : 0;
2130 remaining = 1000 * (global.limit - global.skip_frames
2131 - seen_frames + lagged_count);
2132 } else {
2133 off_t input_pos = ftello(input.file);
2134 off_t input_pos_lagged = input_pos - lagged_count;
2135 int64_t limit = input.length;
2136
2137 rate = cx_time ? input_pos_lagged * (int64_t)1000000 / cx_time : 0;
2138 remaining = limit - input_pos + lagged_count;
2139 }
2140
2141 average_rate = (average_rate <= 0)
2142 ? rate
2143 : (average_rate * 7 + rate) / 8;
2144 estimated_time_left = average_rate ? remaining / average_rate : -1;
2145 }
2146
2147 if (got_data && global.test_decode != TEST_DECODE_OFF)
2148 FOREACH_STREAM(test_decode(stream, global.test_decode, global.codec));
2149 }
2150
2151 fflush(stdout);
2152 }
2153
2154 if (stream_cnt > 1)
2155 fprintf(stderr, "\n");
2156
2157 if (!global.quiet)
2158 FOREACH_STREAM(fprintf(
2159 stderr,
2160 "\rPass %d/%d frame %4d/%-4d %7"PRId64"B %7lub/f %7"PRId64"b/s"
2161 " %7"PRId64" %s (%.2f fps)\033[K\n", pass + 1,
2162 global.passes, frames_in, stream->frames_out, (int64_t)stream->nbytes,
2163 seen_frames ? (unsigned long)(stream->nbytes * 8 / seen_frames) : 0,
2164 seen_frames ? (int64_t)stream->nbytes * 8
2165 * (int64_t)global.framerate.num / global.framerate.den
2166 / seen_frames
2167 : 0,
2168 stream->cx_time > 9999999 ? stream->cx_time / 1000 : stream->cx_time,
2169 stream->cx_time > 9999999 ? "ms" : "us",
2170 usec_to_fps(stream->cx_time, seen_frames));
2171 );
2172
2173 if (global.show_psnr)
2174 FOREACH_STREAM(show_psnr(stream));
2175
2176 FOREACH_STREAM(vpx_codec_destroy(&stream->encoder));
2177
2178 if (global.test_decode != TEST_DECODE_OFF) {
2179 FOREACH_STREAM(vpx_codec_destroy(&stream->decoder));
2180 }
2181
2182 close_input_file(&input);
2183
2184 if (global.test_decode == TEST_DECODE_FATAL) {
2185 FOREACH_STREAM(res |= stream->mismatch_seen);
2186 }
2187 FOREACH_STREAM(close_output_file(stream, global.codec->fourcc));
2188
2189 FOREACH_STREAM(stats_close(&stream->stats, global.passes - 1));
2190
2191 if (global.pass)
2192 break;
2193 }
2194
2195 if (global.show_q_hist_buckets)
2196 FOREACH_STREAM(show_q_histogram(stream->counts,
2197 global.show_q_hist_buckets));
2198
2199 if (global.show_rate_hist_buckets)
2200 FOREACH_STREAM(show_rate_histogram(&stream->rate_hist,
2201 &stream->config.cfg,
2202 global.show_rate_hist_buckets));
2203 FOREACH_STREAM(destroy_rate_histogram(&stream->rate_hist));
2204
2205 #if CONFIG_INTERNAL_STATS
2206 /* TODO(jkoleszar): This doesn't belong in this executable. Do it for now,
2207 * to match some existing utilities.
2208 */
2209 if (!(global.pass == 1 && global.passes == 2))
2210 FOREACH_STREAM({
2211 FILE *f = fopen("opsnr.stt", "a");
2212 if (stream->mismatch_seen) {
2213 fprintf(f, "First mismatch occurred in frame %d\n",
2214 stream->mismatch_seen);
2215 } else {
2216 fprintf(f, "No mismatch detected in recon buffers\n");
2217 }
2218 fclose(f);
2219 });
2220 #endif
2221
2222 vpx_img_free(&raw);
2223 free(argv);
2224 free(streams);
2225 return res ? EXIT_FAILURE : EXIT_SUCCESS;
2226 }
vpx_rational
Rational Number.
Definition: vpx_encoder.h:222
vpx_codec_cx_pkt::twopass_stats
struct vpx_fixed_buf twopass_stats
Definition: vpx_encoder.h:200
vpx_codec_iface_t
struct vpx_codec_iface vpx_codec_iface_t
Codec interface structure.
Definition: vpx_codec.h:175
VP8E_SET_CPUUSED
control function to set vp8 encoder cpuused
Definition: vp8cx.h:151
VPX_Q
Definition: vpx_encoder.h:241
vpx_image
Image Descriptor.
Definition: vpx_image.h:99
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:345
VPX_CBR
Definition: vpx_encoder.h:239
vpx_codec_enc_cfg::rc_buf_sz
unsigned int rc_buf_sz
Decoder Buffer Size.
Definition: vpx_encoder.h:529
vpx_codec_cx_pkt::raw
struct vpx_fixed_buf raw
Definition: vpx_encoder.h:206
vpx_rational::den
int den
Definition: vpx_encoder.h:224
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:277
VP8E_SET_TUNING
Definition: vp8cx.h:167
VP8E_SET_CQ_LEVEL
control function to set constrained quality level
Definition: vp8cx.h:174
VP8E_SET_ARNR_TYPE
Definition: vp8cx.h:166
VPX_CODEC_PSNR_PKT
Definition: vpx_encoder.h:171
VPX_PLANE_Y
#define VPX_PLANE_Y
Definition: vpx_image.h:116
VP8E_SET_MAX_INTRA_BITRATE_PCT
Max data rate for Intra frames.
Definition: vp8cx.h:188
vpx_codec_cx_pkt
Encoder output packet.
Definition: vpx_encoder.h:181
vpx_fixed_buf::buf
void * buf
Definition: vpx_encoder.h:102
VPX_PLANE_V
#define VPX_PLANE_V
Definition: vpx_image.h:118
VPX_RC_FIRST_PASS
Definition: vpx_encoder.h:231
VPX_RC_LAST_PASS
Definition: vpx_encoder.h:232
vpx_image::x_chroma_shift
unsigned int x_chroma_shift
Definition: vpx_image.h:111
vpx_image::y_chroma_shift
unsigned int y_chroma_shift
Definition: vpx_image.h:112
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:107
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:320
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:330
vpx_image::stride
int stride[4]
Definition: vpx_image.h:128
vpx_codec_cx_pkt::kind
enum vpx_codec_cx_pkt_kind kind
Definition: vpx_encoder.h:182
VP8E_GET_LAST_QUANTIZER_64
Definition: vp8cx.h:160
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:100
vpx_image::planes
unsigned char * planes[4]
Definition: vpx_image.h:127
VP8E_SET_TOKEN_PARTITIONS
Definition: vp8cx.h:156
vpx_codec_enc_cfg::rc_target_bitrate
unsigned int rc_target_bitrate
Target data rate.
Definition: vpx_encoder.h:454
VPX_DL_REALTIME
#define VPX_DL_REALTIME
Definition: vpx_encoder.h:804
vpx_rational::num
int num
Definition: vpx_encoder.h:223
VP8E_SET_NOISE_SENSITIVITY
Definition: vp8cx.h:153
VPX_DL_BEST_QUALITY
#define VPX_DL_BEST_QUALITY
Definition: vpx_encoder.h:810
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:238
vpx_codec_enc_cfg::g_pass
enum vpx_enc_pass g_pass
Multi-pass Encoding Mode.
Definition: vpx_encoder.h:362
vpx_codec_cx_pkt::psnr
double psnr[4]
Definition: vpx_encoder.h:204
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:807
vpx_codec_error_detail
const char * vpx_codec_error_detail(vpx_codec_ctx_t *ctx)
Retrieve detailed error information for codec context.
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:117
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:702
vpx_image::h
unsigned int h
Definition: vpx_image.h:104
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:164
vp9_ref_frame
VP9 specific reference frame data struct.
Definition: vp8.h:114
VPX_KF_DISABLED
Definition: vpx_encoder.h:256
VP8E_SET_ARNR_STRENGTH
Definition: vp8cx.h:165
vpx_codec_pts_t
int64_t vpx_codec_pts_t
Time Stamp Type.
Definition: vpx_encoder.h:112
VP8E_SET_ENABLEAUTOALTREF
Definition: vp8cx.h:152
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:240
vp9_ref_frame::idx
int idx
Definition: vp8.h:115
vpx_codec_control
#define vpx_codec_control(ctx, id, data)
vpx_codec_control wrapper macro
Definition: vpx_codec.h:398
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:108
vpx_fixed_buf::sz
size_t sz
Definition: vpx_encoder.h:103
vpx_image::w
unsigned int w
Definition: vpx_image.h:103
vpx_codec_ctx::err
vpx_codec_err_t err
Definition: vpx_codec.h:204
VP9_GET_REFERENCE
Definition: vp8.h:57
VP8E_SET_STATIC_THRESHOLD
Definition: vp8cx.h:155
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:190
VP8E_SET_SHARPNESS
Definition: vp8cx.h:154
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:230
vpx_codec_ctx
Codec context structure.
Definition: vpx_codec.h:201