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Remove unnecessary vp9_copy_memNxN() calls
[aom.git] / vpxenc.c
blob95c6cf2b19e016a235330db4c0b49a51dc049c53
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 <stdio.h>
20 #include <stdlib.h>
21 #include <stdarg.h>
22 #include <string.h>
23 #include <limits.h>
24 #include <assert.h>
25 #include "vpx/vpx_encoder.h"
26 #if CONFIG_DECODERS
27 #include "vpx/vpx_decoder.h"
28 #endif
29 #if USE_POSIX_MMAP
30 #include <sys/types.h>
31 #include <sys/stat.h>
32 #include <sys/mman.h>
33 #include <fcntl.h>
34 #include <unistd.h>
35 #endif
36
37 #if CONFIG_VP8_ENCODER || CONFIG_VP9_ENCODER
38 #include "vpx/vp8cx.h"
39 #endif
40 #if CONFIG_VP8_DECODER || CONFIG_VP9_DECODER
41 #include "vpx/vp8dx.h"
42 #endif
43
44 #include "vpx_ports/mem_ops.h"
45 #include "vpx_ports/vpx_timer.h"
46 #include "tools_common.h"
47 #include "y4minput.h"
48 #include "libmkv/EbmlWriter.h"
49 #include "libmkv/EbmlIDs.h"
50 #include "third_party/libyuv/include/libyuv/scale.h"
51
52 /* Need special handling of these functions on Windows */
53 #if defined(_MSC_VER)
54 /* MSVS doesn't define off_t, and uses _f{seek,tell}i64 */
55 typedef __int64 off_t;
56 #define fseeko _fseeki64
57 #define ftello _ftelli64
58 #elif defined(_WIN32)
59 /* MinGW defines off_t as long
60 and uses f{seek,tell}o64/off64_t for large files */
61 #define fseeko fseeko64
62 #define ftello ftello64
63 #define off_t off64_t
64 #endif
65
66 #define LITERALU64(hi,lo) ((((uint64_t)hi)<<32)|lo)
67
68 /* We should use 32-bit file operations in WebM file format
69 * when building ARM executable file (.axf) with RVCT */
70 #if !CONFIG_OS_SUPPORT
71 typedef long off_t;
72 #define fseeko fseek
73 #define ftello ftell
74 #endif
75
76 /* Swallow warnings about unused results of fread/fwrite */
77 static size_t wrap_fread(void *ptr, size_t size, size_t nmemb,
78 FILE *stream) {
79 return fread(ptr, size, nmemb, stream);
80 }
81 #define fread wrap_fread
82
83 static size_t wrap_fwrite(const void *ptr, size_t size, size_t nmemb,
84 FILE *stream) {
85 return fwrite(ptr, size, nmemb, stream);
86 }
87 #define fwrite wrap_fwrite
88
89
90 static const char *exec_name;
91
92 #define VP8_FOURCC (0x30385056)
93 #define VP9_FOURCC (0x30395056)
94 static const struct codec_item {
95 char const *name;
96 const vpx_codec_iface_t *(*iface)(void);
97 const vpx_codec_iface_t *(*dx_iface)(void);
98 unsigned int fourcc;
99 } codecs[] = {
100 #if CONFIG_VP8_ENCODER && CONFIG_VP8_DECODER
101 {"vp8", &vpx_codec_vp8_cx, &vpx_codec_vp8_dx, VP8_FOURCC},
102 #elif CONFIG_VP8_ENCODER && !CONFIG_VP8_DECODER
103 {"vp8", &vpx_codec_vp8_cx, NULL, VP8_FOURCC},
104 #endif
105 #if CONFIG_VP9_ENCODER && CONFIG_VP9_DECODER
106 {"vp9", &vpx_codec_vp9_cx, &vpx_codec_vp9_dx, VP9_FOURCC},
107 #elif CONFIG_VP9_ENCODER && !CONFIG_VP9_DECODER
108 {"vp9", &vpx_codec_vp9_cx, NULL, VP9_FOURCC},
109 #endif
110 };
111
112 static void usage_exit();
113
114 #define LOG_ERROR(label) do \
115 {\
116 const char *l=label;\
117 va_list ap;\
118 va_start(ap, fmt);\
119 if(l)\
120 fprintf(stderr, "%s: ", l);\
121 vfprintf(stderr, fmt, ap);\
122 fprintf(stderr, "\n");\
123 va_end(ap);\
124 } while(0)
125
126 void die(const char *fmt, ...) {
127 LOG_ERROR(NULL);
128 usage_exit();
129 }
130
131
132 void fatal(const char *fmt, ...) {
133 LOG_ERROR("Fatal");
134 exit(EXIT_FAILURE);
135 }
136
137
138 void warn(const char *fmt, ...) {
139 LOG_ERROR("Warning");
140 }
141
142
143 static void warn_or_exit_on_errorv(vpx_codec_ctx_t *ctx, int fatal,
144 const char *s, va_list ap) {
145 if (ctx->err) {
146 const char *detail = vpx_codec_error_detail(ctx);
147
148 vfprintf(stderr, s, ap);
149 fprintf(stderr, ": %s\n", vpx_codec_error(ctx));
150
151 if (detail)
152 fprintf(stderr, " %s\n", detail);
153
154 if (fatal)
155 exit(EXIT_FAILURE);
156 }
157 }
158
159 static void ctx_exit_on_error(vpx_codec_ctx_t *ctx, const char *s, ...) {
160 va_list ap;
161
162 va_start(ap, s);
163 warn_or_exit_on_errorv(ctx, 1, s, ap);
164 va_end(ap);
165 }
166
167 static void warn_or_exit_on_error(vpx_codec_ctx_t *ctx, int fatal,
168 const char *s, ...) {
169 va_list ap;
170
171 va_start(ap, s);
172 warn_or_exit_on_errorv(ctx, fatal, s, ap);
173 va_end(ap);
174 }
175
176 /* This structure is used to abstract the different ways of handling
177 * first pass statistics.
178 */
179 typedef struct {
180 vpx_fixed_buf_t buf;
181 int pass;
182 FILE *file;
183 char *buf_ptr;
184 size_t buf_alloc_sz;
185 } stats_io_t;
186
187 int stats_open_file(stats_io_t *stats, const char *fpf, int pass) {
188 int res;
189
190 stats->pass = pass;
191
192 if (pass == 0) {
193 stats->file = fopen(fpf, "wb");
194 stats->buf.sz = 0;
195 stats->buf.buf = NULL,
196 res = (stats->file != NULL);
197 } else {
198 #if 0
199 #elif USE_POSIX_MMAP
200 struct stat stat_buf;
201 int fd;
202
203 fd = open(fpf, O_RDONLY);
204 stats->file = fdopen(fd, "rb");
205 fstat(fd, &stat_buf);
206 stats->buf.sz = stat_buf.st_size;
207 stats->buf.buf = mmap(NULL, stats->buf.sz, PROT_READ, MAP_PRIVATE,
208 fd, 0);
209 res = (stats->buf.buf != NULL);
210 #else
211 size_t nbytes;
212
213 stats->file = fopen(fpf, "rb");
214
215 if (fseek(stats->file, 0, SEEK_END))
216 fatal("First-pass stats file must be seekable!");
217
218 stats->buf.sz = stats->buf_alloc_sz = ftell(stats->file);
219 rewind(stats->file);
220
221 stats->buf.buf = malloc(stats->buf_alloc_sz);
222
223 if (!stats->buf.buf)
224 fatal("Failed to allocate first-pass stats buffer (%lu bytes)",
225 (unsigned long)stats->buf_alloc_sz);
226
227 nbytes = fread(stats->buf.buf, 1, stats->buf.sz, stats->file);
228 res = (nbytes == stats->buf.sz);
229 #endif
230 }
231
232 return res;
233 }
234
235 int stats_open_mem(stats_io_t *stats, int pass) {
236 int res;
237 stats->pass = pass;
238
239 if (!pass) {
240 stats->buf.sz = 0;
241 stats->buf_alloc_sz = 64 * 1024;
242 stats->buf.buf = malloc(stats->buf_alloc_sz);
243 }
244
245 stats->buf_ptr = stats->buf.buf;
246 res = (stats->buf.buf != NULL);
247 return res;
248 }
249
250
251 void stats_close(stats_io_t *stats, int last_pass) {
252 if (stats->file) {
253 if (stats->pass == last_pass) {
254 #if 0
255 #elif USE_POSIX_MMAP
256 munmap(stats->buf.buf, stats->buf.sz);
257 #else
258 free(stats->buf.buf);
259 #endif
260 }
261
262 fclose(stats->file);
263 stats->file = NULL;
264 } else {
265 if (stats->pass == last_pass)
266 free(stats->buf.buf);
267 }
268 }
269
270 void stats_write(stats_io_t *stats, const void *pkt, size_t len) {
271 if (stats->file) {
272 (void) fwrite(pkt, 1, len, stats->file);
273 } else {
274 if (stats->buf.sz + len > stats->buf_alloc_sz) {
275 size_t new_sz = stats->buf_alloc_sz + 64 * 1024;
276 char *new_ptr = realloc(stats->buf.buf, new_sz);
277
278 if (new_ptr) {
279 stats->buf_ptr = new_ptr + (stats->buf_ptr - (char *)stats->buf.buf);
280 stats->buf.buf = new_ptr;
281 stats->buf_alloc_sz = new_sz;
282 } else
283 fatal("Failed to realloc firstpass stats buffer.");
284 }
285
286 memcpy(stats->buf_ptr, pkt, len);
287 stats->buf.sz += len;
288 stats->buf_ptr += len;
289 }
290 }
291
292 vpx_fixed_buf_t stats_get(stats_io_t *stats) {
293 return stats->buf;
294 }
295
296 /* Stereo 3D packed frame format */
297 typedef enum stereo_format {
298 STEREO_FORMAT_MONO = 0,
299 STEREO_FORMAT_LEFT_RIGHT = 1,
300 STEREO_FORMAT_BOTTOM_TOP = 2,
301 STEREO_FORMAT_TOP_BOTTOM = 3,
302 STEREO_FORMAT_RIGHT_LEFT = 11
303 } stereo_format_t;
304
305 enum video_file_type {
306 FILE_TYPE_RAW,
307 FILE_TYPE_IVF,
308 FILE_TYPE_Y4M
309 };
310
311 struct detect_buffer {
312 char buf[4];
313 size_t buf_read;
314 size_t position;
315 };
316
317
318 struct input_state {
319 char *fn;
320 FILE *file;
321 off_t length;
322 y4m_input y4m;
323 struct detect_buffer detect;
324 enum video_file_type file_type;
325 unsigned int w;
326 unsigned int h;
327 struct vpx_rational framerate;
328 int use_i420;
329 };
330
331
332 #define IVF_FRAME_HDR_SZ (4+8) /* 4 byte size + 8 byte timestamp */
333 static int read_frame(struct input_state *input, vpx_image_t *img) {
334 FILE *f = input->file;
335 enum video_file_type file_type = input->file_type;
336 y4m_input *y4m = &input->y4m;
337 struct detect_buffer *detect = &input->detect;
338 int plane = 0;
339 int shortread = 0;
340
341 if (file_type == FILE_TYPE_Y4M) {
342 if (y4m_input_fetch_frame(y4m, f, img) < 1)
343 return 0;
344 } else {
345 if (file_type == FILE_TYPE_IVF) {
346 char junk[IVF_FRAME_HDR_SZ];
347
348 /* Skip the frame header. We know how big the frame should be. See
349 * write_ivf_frame_header() for documentation on the frame header
350 * layout.
351 */
352 (void) fread(junk, 1, IVF_FRAME_HDR_SZ, f);
353 }
354
355 for (plane = 0; plane < 3; plane++) {
356 unsigned char *ptr;
357 int w = (plane ? (1 + img->d_w) / 2 : img->d_w);
358 int h = (plane ? (1 + img->d_h) / 2 : img->d_h);
359 int r;
360
361 /* Determine the correct plane based on the image format. The for-loop
362 * always counts in Y,U,V order, but this may not match the order of
363 * the data on disk.
364 */
365 switch (plane) {
366 case 1:
367 ptr = img->planes[img->fmt == VPX_IMG_FMT_YV12 ? VPX_PLANE_V : VPX_PLANE_U];
368 break;
369 case 2:
370 ptr = img->planes[img->fmt == VPX_IMG_FMT_YV12 ? VPX_PLANE_U : VPX_PLANE_V];
371 break;
372 default:
373 ptr = img->planes[plane];
374 }
375
376 for (r = 0; r < h; r++) {
377 size_t needed = w;
378 size_t buf_position = 0;
379 const size_t left = detect->buf_read - detect->position;
380 if (left > 0) {
381 const size_t more = (left < needed) ? left : needed;
382 memcpy(ptr, detect->buf + detect->position, more);
383 buf_position = more;
384 needed -= more;
385 detect->position += more;
386 }
387 if (needed > 0) {
388 shortread |= (fread(ptr + buf_position, 1, needed, f) < needed);
389 }
390
391 ptr += img->stride[plane];
392 }
393 }
394 }
395
396 return !shortread;
397 }
398
399
400 unsigned int file_is_y4m(FILE *infile,
401 y4m_input *y4m,
402 char detect[4]) {
403 if (memcmp(detect, "YUV4", 4) == 0) {
404 return 1;
405 }
406 return 0;
407 }
408
409 #define IVF_FILE_HDR_SZ (32)
410 unsigned int file_is_ivf(struct input_state *input,
411 unsigned int *fourcc) {
412 char raw_hdr[IVF_FILE_HDR_SZ];
413 int is_ivf = 0;
414 FILE *infile = input->file;
415 unsigned int *width = &input->w;
416 unsigned int *height = &input->h;
417 struct detect_buffer *detect = &input->detect;
418
419 if (memcmp(detect->buf, "DKIF", 4) != 0)
420 return 0;
421
422 /* See write_ivf_file_header() for more documentation on the file header
423 * layout.
424 */
425 if (fread(raw_hdr + 4, 1, IVF_FILE_HDR_SZ - 4, infile)
426 == IVF_FILE_HDR_SZ - 4) {
427 {
428 is_ivf = 1;
429
430 if (mem_get_le16(raw_hdr + 4) != 0)
431 warn("Unrecognized IVF version! This file may not decode "
432 "properly.");
433
434 *fourcc = mem_get_le32(raw_hdr + 8);
435 }
436 }
437
438 if (is_ivf) {
439 *width = mem_get_le16(raw_hdr + 12);
440 *height = mem_get_le16(raw_hdr + 14);
441 detect->position = 4;
442 }
443
444 return is_ivf;
445 }
446
447
448 static void write_ivf_file_header(FILE *outfile,
449 const vpx_codec_enc_cfg_t *cfg,
450 unsigned int fourcc,
451 int frame_cnt) {
452 char header[32];
453
454 if (cfg->g_pass != VPX_RC_ONE_PASS && cfg->g_pass != VPX_RC_LAST_PASS)
455 return;
456
457 header[0] = 'D';
458 header[1] = 'K';
459 header[2] = 'I';
460 header[3] = 'F';
461 mem_put_le16(header + 4, 0); /* version */
462 mem_put_le16(header + 6, 32); /* headersize */
463 mem_put_le32(header + 8, fourcc); /* headersize */
464 mem_put_le16(header + 12, cfg->g_w); /* width */
465 mem_put_le16(header + 14, cfg->g_h); /* height */
466 mem_put_le32(header + 16, cfg->g_timebase.den); /* rate */
467 mem_put_le32(header + 20, cfg->g_timebase.num); /* scale */
468 mem_put_le32(header + 24, frame_cnt); /* length */
469 mem_put_le32(header + 28, 0); /* unused */
470
471 (void) fwrite(header, 1, 32, outfile);
472 }
473
474
475 static void write_ivf_frame_header(FILE *outfile,
476 const vpx_codec_cx_pkt_t *pkt) {
477 char header[12];
478 vpx_codec_pts_t pts;
479
480 if (pkt->kind != VPX_CODEC_CX_FRAME_PKT)
481 return;
482
483 pts = pkt->data.frame.pts;
484 mem_put_le32(header, (int)pkt->data.frame.sz);
485 mem_put_le32(header + 4, pts & 0xFFFFFFFF);
486 mem_put_le32(header + 8, pts >> 32);
487
488 (void) fwrite(header, 1, 12, outfile);
489 }
490
491 static void write_ivf_frame_size(FILE *outfile, size_t size) {
492 char header[4];
493 mem_put_le32(header, (int)size);
494 (void) fwrite(header, 1, 4, outfile);
495 }
496
497
498 typedef off_t EbmlLoc;
499
500
501 struct cue_entry {
502 unsigned int time;
503 uint64_t loc;
504 };
505
506
507 struct EbmlGlobal {
508 int debug;
509
510 FILE *stream;
511 int64_t last_pts_ms;
512 vpx_rational_t framerate;
513
514 /* These pointers are to the start of an element */
515 off_t position_reference;
516 off_t seek_info_pos;
517 off_t segment_info_pos;
518 off_t track_pos;
519 off_t cue_pos;
520 off_t cluster_pos;
521
522 /* This pointer is to a specific element to be serialized */
523 off_t track_id_pos;
524
525 /* These pointers are to the size field of the element */
526 EbmlLoc startSegment;
527 EbmlLoc startCluster;
528
529 uint32_t cluster_timecode;
530 int cluster_open;
531
532 struct cue_entry *cue_list;
533 unsigned int cues;
534
535 };
536
537
538 void Ebml_Write(EbmlGlobal *glob, const void *buffer_in, unsigned long len) {
539 (void) fwrite(buffer_in, 1, len, glob->stream);
540 }
541
542 #define WRITE_BUFFER(s) \
543 for(i = len-1; i>=0; i--)\
544 { \
545 x = (char)(*(const s *)buffer_in >> (i * CHAR_BIT)); \
546 Ebml_Write(glob, &x, 1); \
547 }
548 void Ebml_Serialize(EbmlGlobal *glob, const void *buffer_in, int buffer_size, unsigned long len) {
549 char x;
550 int i;
551
552 /* buffer_size:
553 * 1 - int8_t;
554 * 2 - int16_t;
555 * 3 - int32_t;
556 * 4 - int64_t;
557 */
558 switch (buffer_size) {
559 case 1:
560 WRITE_BUFFER(int8_t)
561 break;
562 case 2:
563 WRITE_BUFFER(int16_t)
564 break;
565 case 4:
566 WRITE_BUFFER(int32_t)
567 break;
568 case 8:
569 WRITE_BUFFER(int64_t)
570 break;
571 default:
572 break;
573 }
574 }
575 #undef WRITE_BUFFER
576
577 /* Need a fixed size serializer for the track ID. libmkv provides a 64 bit
578 * one, but not a 32 bit one.
579 */
580 static void Ebml_SerializeUnsigned32(EbmlGlobal *glob, unsigned long class_id, uint64_t ui) {
581 unsigned char sizeSerialized = 4 | 0x80;
582 Ebml_WriteID(glob, class_id);
583 Ebml_Serialize(glob, &sizeSerialized, sizeof(sizeSerialized), 1);
584 Ebml_Serialize(glob, &ui, sizeof(ui), 4);
585 }
586
587
588 static void
589 Ebml_StartSubElement(EbmlGlobal *glob, EbmlLoc *ebmlLoc,
590 unsigned long class_id) {
591 /* todo this is always taking 8 bytes, this may need later optimization */
592 /* this is a key that says length unknown */
593 uint64_t unknownLen = LITERALU64(0x01FFFFFF, 0xFFFFFFFF);
594
595 Ebml_WriteID(glob, class_id);
596 *ebmlLoc = ftello(glob->stream);
597 Ebml_Serialize(glob, &unknownLen, sizeof(unknownLen), 8);
598 }
599
600 static void
601 Ebml_EndSubElement(EbmlGlobal *glob, EbmlLoc *ebmlLoc) {
602 off_t pos;
603 uint64_t size;
604
605 /* Save the current stream pointer */
606 pos = ftello(glob->stream);
607
608 /* Calculate the size of this element */
609 size = pos - *ebmlLoc - 8;
610 size |= LITERALU64(0x01000000, 0x00000000);
611
612 /* Seek back to the beginning of the element and write the new size */
613 fseeko(glob->stream, *ebmlLoc, SEEK_SET);
614 Ebml_Serialize(glob, &size, sizeof(size), 8);
615
616 /* Reset the stream pointer */
617 fseeko(glob->stream, pos, SEEK_SET);
618 }
619
620
621 static void
622 write_webm_seek_element(EbmlGlobal *ebml, unsigned long id, off_t pos) {
623 uint64_t offset = pos - ebml->position_reference;
624 EbmlLoc start;
625 Ebml_StartSubElement(ebml, &start, Seek);
626 Ebml_SerializeBinary(ebml, SeekID, id);
627 Ebml_SerializeUnsigned64(ebml, SeekPosition, offset);
628 Ebml_EndSubElement(ebml, &start);
629 }
630
631
632 static void
633 write_webm_seek_info(EbmlGlobal *ebml) {
634
635 off_t pos;
636
637 /* Save the current stream pointer */
638 pos = ftello(ebml->stream);
639
640 if (ebml->seek_info_pos)
641 fseeko(ebml->stream, ebml->seek_info_pos, SEEK_SET);
642 else
643 ebml->seek_info_pos = pos;
644
645 {
646 EbmlLoc start;
647
648 Ebml_StartSubElement(ebml, &start, SeekHead);
649 write_webm_seek_element(ebml, Tracks, ebml->track_pos);
650 write_webm_seek_element(ebml, Cues, ebml->cue_pos);
651 write_webm_seek_element(ebml, Info, ebml->segment_info_pos);
652 Ebml_EndSubElement(ebml, &start);
653 }
654 {
655 /* segment info */
656 EbmlLoc startInfo;
657 uint64_t frame_time;
658 char version_string[64];
659
660 /* Assemble version string */
661 if (ebml->debug)
662 strcpy(version_string, "vpxenc");
663 else {
664 strcpy(version_string, "vpxenc ");
665 strncat(version_string,
666 vpx_codec_version_str(),
667 sizeof(version_string) - 1 - strlen(version_string));
668 }
669
670 frame_time = (uint64_t)1000 * ebml->framerate.den
671 / ebml->framerate.num;
672 ebml->segment_info_pos = ftello(ebml->stream);
673 Ebml_StartSubElement(ebml, &startInfo, Info);
674 Ebml_SerializeUnsigned(ebml, TimecodeScale, 1000000);
675 Ebml_SerializeFloat(ebml, Segment_Duration,
676 (double)(ebml->last_pts_ms + frame_time));
677 Ebml_SerializeString(ebml, 0x4D80, version_string);
678 Ebml_SerializeString(ebml, 0x5741, version_string);
679 Ebml_EndSubElement(ebml, &startInfo);
680 }
681 }
682
683
684 static void
685 write_webm_file_header(EbmlGlobal *glob,
686 const vpx_codec_enc_cfg_t *cfg,
687 const struct vpx_rational *fps,
688 stereo_format_t stereo_fmt,
689 unsigned int fourcc) {
690 {
691 EbmlLoc start;
692 Ebml_StartSubElement(glob, &start, EBML);
693 Ebml_SerializeUnsigned(glob, EBMLVersion, 1);
694 Ebml_SerializeUnsigned(glob, EBMLReadVersion, 1);
695 Ebml_SerializeUnsigned(glob, EBMLMaxIDLength, 4);
696 Ebml_SerializeUnsigned(glob, EBMLMaxSizeLength, 8);
697 Ebml_SerializeString(glob, DocType, "webm");
698 Ebml_SerializeUnsigned(glob, DocTypeVersion, 2);
699 Ebml_SerializeUnsigned(glob, DocTypeReadVersion, 2);
700 Ebml_EndSubElement(glob, &start);
701 }
702 {
703 Ebml_StartSubElement(glob, &glob->startSegment, Segment);
704 glob->position_reference = ftello(glob->stream);
705 glob->framerate = *fps;
706 write_webm_seek_info(glob);
707
708 {
709 EbmlLoc trackStart;
710 glob->track_pos = ftello(glob->stream);
711 Ebml_StartSubElement(glob, &trackStart, Tracks);
712 {
713 unsigned int trackNumber = 1;
714 uint64_t trackID = 0;
715
716 EbmlLoc start;
717 Ebml_StartSubElement(glob, &start, TrackEntry);
718 Ebml_SerializeUnsigned(glob, TrackNumber, trackNumber);
719 glob->track_id_pos = ftello(glob->stream);
720 Ebml_SerializeUnsigned32(glob, TrackUID, trackID);
721 Ebml_SerializeUnsigned(glob, TrackType, 1);
722 Ebml_SerializeString(glob, CodecID,
723 fourcc == VP8_FOURCC ? "V_VP8" : "V_VP9");
724 {
725 unsigned int pixelWidth = cfg->g_w;
726 unsigned int pixelHeight = cfg->g_h;
727 float frameRate = (float)fps->num / (float)fps->den;
728
729 EbmlLoc videoStart;
730 Ebml_StartSubElement(glob, &videoStart, Video);
731 Ebml_SerializeUnsigned(glob, PixelWidth, pixelWidth);
732 Ebml_SerializeUnsigned(glob, PixelHeight, pixelHeight);
733 Ebml_SerializeUnsigned(glob, StereoMode, stereo_fmt);
734 Ebml_SerializeFloat(glob, FrameRate, frameRate);
735 Ebml_EndSubElement(glob, &videoStart);
736 }
737 Ebml_EndSubElement(glob, &start); /* Track Entry */
738 }
739 Ebml_EndSubElement(glob, &trackStart);
740 }
741 /* segment element is open */
742 }
743 }
744
745
746 static void
747 write_webm_block(EbmlGlobal *glob,
748 const vpx_codec_enc_cfg_t *cfg,
749 const vpx_codec_cx_pkt_t *pkt) {
750 unsigned long block_length;
751 unsigned char track_number;
752 unsigned short block_timecode = 0;
753 unsigned char flags;
754 int64_t pts_ms;
755 int start_cluster = 0, is_keyframe;
756
757 /* Calculate the PTS of this frame in milliseconds */
758 pts_ms = pkt->data.frame.pts * 1000
759 * (uint64_t)cfg->g_timebase.num / (uint64_t)cfg->g_timebase.den;
760 if (pts_ms <= glob->last_pts_ms)
761 pts_ms = glob->last_pts_ms + 1;
762 glob->last_pts_ms = pts_ms;
763
764 /* Calculate the relative time of this block */
765 if (pts_ms - glob->cluster_timecode > SHRT_MAX)
766 start_cluster = 1;
767 else
768 block_timecode = (unsigned short)pts_ms - glob->cluster_timecode;
769
770 is_keyframe = (pkt->data.frame.flags & VPX_FRAME_IS_KEY);
771 if (start_cluster || is_keyframe) {
772 if (glob->cluster_open)
773 Ebml_EndSubElement(glob, &glob->startCluster);
774
775 /* Open the new cluster */
776 block_timecode = 0;
777 glob->cluster_open = 1;
778 glob->cluster_timecode = (uint32_t)pts_ms;
779 glob->cluster_pos = ftello(glob->stream);
780 Ebml_StartSubElement(glob, &glob->startCluster, Cluster); /* cluster */
781 Ebml_SerializeUnsigned(glob, Timecode, glob->cluster_timecode);
782
783 /* Save a cue point if this is a keyframe. */
784 if (is_keyframe) {
785 struct cue_entry *cue, *new_cue_list;
786
787 new_cue_list = realloc(glob->cue_list,
788 (glob->cues + 1) * sizeof(struct cue_entry));
789 if (new_cue_list)
790 glob->cue_list = new_cue_list;
791 else
792 fatal("Failed to realloc cue list.");
793
794 cue = &glob->cue_list[glob->cues];
795 cue->time = glob->cluster_timecode;
796 cue->loc = glob->cluster_pos;
797 glob->cues++;
798 }
799 }
800
801 /* Write the Simple Block */
802 Ebml_WriteID(glob, SimpleBlock);
803
804 block_length = (unsigned long)pkt->data.frame.sz + 4;
805 block_length |= 0x10000000;
806 Ebml_Serialize(glob, &block_length, sizeof(block_length), 4);
807
808 track_number = 1;
809 track_number |= 0x80;
810 Ebml_Write(glob, &track_number, 1);
811
812 Ebml_Serialize(glob, &block_timecode, sizeof(block_timecode), 2);
813
814 flags = 0;
815 if (is_keyframe)
816 flags |= 0x80;
817 if (pkt->data.frame.flags & VPX_FRAME_IS_INVISIBLE)
818 flags |= 0x08;
819 Ebml_Write(glob, &flags, 1);
820
821 Ebml_Write(glob, pkt->data.frame.buf, (unsigned long)pkt->data.frame.sz);
822 }
823
824
825 static void
826 write_webm_file_footer(EbmlGlobal *glob, long hash) {
827
828 if (glob->cluster_open)
829 Ebml_EndSubElement(glob, &glob->startCluster);
830
831 {
832 EbmlLoc start;
833 unsigned int i;
834
835 glob->cue_pos = ftello(glob->stream);
836 Ebml_StartSubElement(glob, &start, Cues);
837 for (i = 0; i < glob->cues; i++) {
838 struct cue_entry *cue = &glob->cue_list[i];
839 EbmlLoc start;
840
841 Ebml_StartSubElement(glob, &start, CuePoint);
842 {
843 EbmlLoc start;
844
845 Ebml_SerializeUnsigned(glob, CueTime, cue->time);
846
847 Ebml_StartSubElement(glob, &start, CueTrackPositions);
848 Ebml_SerializeUnsigned(glob, CueTrack, 1);
849 Ebml_SerializeUnsigned64(glob, CueClusterPosition,
850 cue->loc - glob->position_reference);
851 Ebml_EndSubElement(glob, &start);
852 }
853 Ebml_EndSubElement(glob, &start);
854 }
855 Ebml_EndSubElement(glob, &start);
856 }
857
858 Ebml_EndSubElement(glob, &glob->startSegment);
859
860 /* Patch up the seek info block */
861 write_webm_seek_info(glob);
862
863 /* Patch up the track id */
864 fseeko(glob->stream, glob->track_id_pos, SEEK_SET);
865 Ebml_SerializeUnsigned32(glob, TrackUID, glob->debug ? 0xDEADBEEF : hash);
866
867 fseeko(glob->stream, 0, SEEK_END);
868 }
869
870
871 /* Murmur hash derived from public domain reference implementation at
872 * http:// sites.google.com/site/murmurhash/
873 */
874 static unsigned int murmur(const void *key, int len, unsigned int seed) {
875 const unsigned int m = 0x5bd1e995;
876 const int r = 24;
877
878 unsigned int h = seed ^ len;
879
880 const unsigned char *data = (const unsigned char *)key;
881
882 while (len >= 4) {
883 unsigned int k;
884
885 k = data[0];
886 k |= data[1] << 8;
887 k |= data[2] << 16;
888 k |= data[3] << 24;
889
890 k *= m;
891 k ^= k >> r;
892 k *= m;
893
894 h *= m;
895 h ^= k;
896
897 data += 4;
898 len -= 4;
899 }
900
901 switch (len) {
902 case 3:
903 h ^= data[2] << 16;
904 case 2:
905 h ^= data[1] << 8;
906 case 1:
907 h ^= data[0];
908 h *= m;
909 };
910
911 h ^= h >> 13;
912 h *= m;
913 h ^= h >> 15;
914
915 return h;
916 }
917
918 #include "math.h"
919 #define MAX_PSNR 100
920 static double vp8_mse2psnr(double Samples, double Peak, double Mse) {
921 double psnr;
922
923 if ((double)Mse > 0.0)
924 psnr = 10.0 * log10(Peak * Peak * Samples / Mse);
925 else
926 psnr = MAX_PSNR; /* Limit to prevent / 0 */
927
928 if (psnr > MAX_PSNR)
929 psnr = MAX_PSNR;
930
931 return psnr;
932 }
933
934
935 #include "args.h"
936 static const arg_def_t debugmode = ARG_DEF("D", "debug", 0,
937 "Debug mode (makes output deterministic)");
938 static const arg_def_t outputfile = ARG_DEF("o", "output", 1,
939 "Output filename");
940 static const arg_def_t use_yv12 = ARG_DEF(NULL, "yv12", 0,
941 "Input file is YV12 ");
942 static const arg_def_t use_i420 = ARG_DEF(NULL, "i420", 0,
943 "Input file is I420 (default)");
944 static const arg_def_t codecarg = ARG_DEF(NULL, "codec", 1,
945 "Codec to use");
946 static const arg_def_t passes = ARG_DEF("p", "passes", 1,
947 "Number of passes (1/2)");
948 static const arg_def_t pass_arg = ARG_DEF(NULL, "pass", 1,
949 "Pass to execute (1/2)");
950 static const arg_def_t fpf_name = ARG_DEF(NULL, "fpf", 1,
951 "First pass statistics file name");
952 static const arg_def_t limit = ARG_DEF(NULL, "limit", 1,
953 "Stop encoding after n input frames");
954 static const arg_def_t skip = ARG_DEF(NULL, "skip", 1,
955 "Skip the first n input frames");
956 static const arg_def_t deadline = ARG_DEF("d", "deadline", 1,
957 "Deadline per frame (usec)");
958 static const arg_def_t best_dl = ARG_DEF(NULL, "best", 0,
959 "Use Best Quality Deadline");
960 static const arg_def_t good_dl = ARG_DEF(NULL, "good", 0,
961 "Use Good Quality Deadline");
962 static const arg_def_t rt_dl = ARG_DEF(NULL, "rt", 0,
963 "Use Realtime Quality Deadline");
964 static const arg_def_t quietarg = ARG_DEF("q", "quiet", 0,
965 "Do not print encode progress");
966 static const arg_def_t verbosearg = ARG_DEF("v", "verbose", 0,
967 "Show encoder parameters");
968 static const arg_def_t psnrarg = ARG_DEF(NULL, "psnr", 0,
969 "Show PSNR in status line");
970 enum TestDecodeFatality {
971 TEST_DECODE_OFF,
972 TEST_DECODE_FATAL,
973 TEST_DECODE_WARN,
974 };
975 static const struct arg_enum_list test_decode_enum[] = {
976 {"off", TEST_DECODE_OFF},
977 {"fatal", TEST_DECODE_FATAL},
978 {"warn", TEST_DECODE_WARN},
979 {NULL, 0}
980 };
981 static const arg_def_t recontest = ARG_DEF_ENUM(NULL, "test-decode", 1,
982 "Test encode/decode mismatch",
983 test_decode_enum);
984 static const arg_def_t framerate = ARG_DEF(NULL, "fps", 1,
985 "Stream frame rate (rate/scale)");
986 static const arg_def_t use_ivf = ARG_DEF(NULL, "ivf", 0,
987 "Output IVF (default is WebM)");
988 static const arg_def_t out_part = ARG_DEF("P", "output-partitions", 0,
989 "Makes encoder output partitions. Requires IVF output!");
990 static const arg_def_t q_hist_n = ARG_DEF(NULL, "q-hist", 1,
991 "Show quantizer histogram (n-buckets)");
992 static const arg_def_t rate_hist_n = ARG_DEF(NULL, "rate-hist", 1,
993 "Show rate histogram (n-buckets)");
994 static const arg_def_t *main_args[] = {
995 &debugmode,
996 &outputfile, &codecarg, &passes, &pass_arg, &fpf_name, &limit, &skip,
997 &deadline, &best_dl, &good_dl, &rt_dl,
998 &quietarg, &verbosearg, &psnrarg, &use_ivf, &out_part, &q_hist_n, &rate_hist_n,
999 NULL
1000 };
1001
1002 static const arg_def_t usage = ARG_DEF("u", "usage", 1,
1003 "Usage profile number to use");
1004 static const arg_def_t threads = ARG_DEF("t", "threads", 1,
1005 "Max number of threads to use");
1006 static const arg_def_t profile = ARG_DEF(NULL, "profile", 1,
1007 "Bitstream profile number to use");
1008 static const arg_def_t width = ARG_DEF("w", "width", 1,
1009 "Frame width");
1010 static const arg_def_t height = ARG_DEF("h", "height", 1,
1011 "Frame height");
1012 static const struct arg_enum_list stereo_mode_enum[] = {
1013 {"mono", STEREO_FORMAT_MONO},
1014 {"left-right", STEREO_FORMAT_LEFT_RIGHT},
1015 {"bottom-top", STEREO_FORMAT_BOTTOM_TOP},
1016 {"top-bottom", STEREO_FORMAT_TOP_BOTTOM},
1017 {"right-left", STEREO_FORMAT_RIGHT_LEFT},
1018 {NULL, 0}
1019 };
1020 static const arg_def_t stereo_mode = ARG_DEF_ENUM(NULL, "stereo-mode", 1,
1021 "Stereo 3D video format", stereo_mode_enum);
1022 static const arg_def_t timebase = ARG_DEF(NULL, "timebase", 1,
1023 "Output timestamp precision (fractional seconds)");
1024 static const arg_def_t error_resilient = ARG_DEF(NULL, "error-resilient", 1,
1025 "Enable error resiliency features");
1026 static const arg_def_t lag_in_frames = ARG_DEF(NULL, "lag-in-frames", 1,
1027 "Max number of frames to lag");
1028
1029 static const arg_def_t *global_args[] = {
1030 &use_yv12, &use_i420, &usage, &threads, &profile,
1031 &width, &height, &stereo_mode, &timebase, &framerate,
1032 &error_resilient,
1033 &lag_in_frames, NULL
1034 };
1035
1036 static const arg_def_t dropframe_thresh = ARG_DEF(NULL, "drop-frame", 1,
1037 "Temporal resampling threshold (buf %)");
1038 static const arg_def_t resize_allowed = ARG_DEF(NULL, "resize-allowed", 1,
1039 "Spatial resampling enabled (bool)");
1040 static const arg_def_t resize_up_thresh = ARG_DEF(NULL, "resize-up", 1,
1041 "Upscale threshold (buf %)");
1042 static const arg_def_t resize_down_thresh = ARG_DEF(NULL, "resize-down", 1,
1043 "Downscale threshold (buf %)");
1044 static const struct arg_enum_list end_usage_enum[] = {
1045 {"vbr", VPX_VBR},
1046 {"cbr", VPX_CBR},
1047 {"cq", VPX_CQ},
1048 {NULL, 0}
1049 };
1050 static const arg_def_t end_usage = ARG_DEF_ENUM(NULL, "end-usage", 1,
1051 "Rate control mode", end_usage_enum);
1052 static const arg_def_t target_bitrate = ARG_DEF(NULL, "target-bitrate", 1,
1053 "Bitrate (kbps)");
1054 static const arg_def_t min_quantizer = ARG_DEF(NULL, "min-q", 1,
1055 "Minimum (best) quantizer");
1056 static const arg_def_t max_quantizer = ARG_DEF(NULL, "max-q", 1,
1057 "Maximum (worst) quantizer");
1058 static const arg_def_t undershoot_pct = ARG_DEF(NULL, "undershoot-pct", 1,
1059 "Datarate undershoot (min) target (%)");
1060 static const arg_def_t overshoot_pct = ARG_DEF(NULL, "overshoot-pct", 1,
1061 "Datarate overshoot (max) target (%)");
1062 static const arg_def_t buf_sz = ARG_DEF(NULL, "buf-sz", 1,
1063 "Client buffer size (ms)");
1064 static const arg_def_t buf_initial_sz = ARG_DEF(NULL, "buf-initial-sz", 1,
1065 "Client initial buffer size (ms)");
1066 static const arg_def_t buf_optimal_sz = ARG_DEF(NULL, "buf-optimal-sz", 1,
1067 "Client optimal buffer size (ms)");
1068 static const arg_def_t *rc_args[] = {
1069 &dropframe_thresh, &resize_allowed, &resize_up_thresh, &resize_down_thresh,
1070 &end_usage, &target_bitrate, &min_quantizer, &max_quantizer,
1071 &undershoot_pct, &overshoot_pct, &buf_sz, &buf_initial_sz, &buf_optimal_sz,
1072 NULL
1073 };
1074
1075
1076 static const arg_def_t bias_pct = ARG_DEF(NULL, "bias-pct", 1,
1077 "CBR/VBR bias (0=CBR, 100=VBR)");
1078 static const arg_def_t minsection_pct = ARG_DEF(NULL, "minsection-pct", 1,
1079 "GOP min bitrate (% of target)");
1080 static const arg_def_t maxsection_pct = ARG_DEF(NULL, "maxsection-pct", 1,
1081 "GOP max bitrate (% of target)");
1082 static const arg_def_t *rc_twopass_args[] = {
1083 &bias_pct, &minsection_pct, &maxsection_pct, NULL
1084 };
1085
1086
1087 static const arg_def_t kf_min_dist = ARG_DEF(NULL, "kf-min-dist", 1,
1088 "Minimum keyframe interval (frames)");
1089 static const arg_def_t kf_max_dist = ARG_DEF(NULL, "kf-max-dist", 1,
1090 "Maximum keyframe interval (frames)");
1091 static const arg_def_t kf_disabled = ARG_DEF(NULL, "disable-kf", 0,
1092 "Disable keyframe placement");
1093 static const arg_def_t *kf_args[] = {
1094 &kf_min_dist, &kf_max_dist, &kf_disabled, NULL
1095 };
1096
1097
1098 static const arg_def_t noise_sens = ARG_DEF(NULL, "noise-sensitivity", 1,
1099 "Noise sensitivity (frames to blur)");
1100 static const arg_def_t sharpness = ARG_DEF(NULL, "sharpness", 1,
1101 "Filter sharpness (0-7)");
1102 static const arg_def_t static_thresh = ARG_DEF(NULL, "static-thresh", 1,
1103 "Motion detection threshold");
1104 static const arg_def_t cpu_used = ARG_DEF(NULL, "cpu-used", 1,
1105 "CPU Used (-16..16)");
1106 static const arg_def_t token_parts = ARG_DEF(NULL, "token-parts", 1,
1107 "Number of token partitions to use, log2");
1108 static const arg_def_t tile_cols = ARG_DEF(NULL, "tile-columns", 1,
1109 "Number of tile columns to use, log2");
1110 static const arg_def_t tile_rows = ARG_DEF(NULL, "tile-rows", 1,
1111 "Number of tile rows to use, log2");
1112 static const arg_def_t auto_altref = ARG_DEF(NULL, "auto-alt-ref", 1,
1113 "Enable automatic alt reference frames");
1114 static const arg_def_t arnr_maxframes = ARG_DEF(NULL, "arnr-maxframes", 1,
1115 "AltRef Max Frames");
1116 static const arg_def_t arnr_strength = ARG_DEF(NULL, "arnr-strength", 1,
1117 "AltRef Strength");
1118 static const arg_def_t arnr_type = ARG_DEF(NULL, "arnr-type", 1,
1119 "AltRef Type");
1120 static const struct arg_enum_list tuning_enum[] = {
1121 {"psnr", VP8_TUNE_PSNR},
1122 {"ssim", VP8_TUNE_SSIM},
1123 {NULL, 0}
1124 };
1125 static const arg_def_t tune_ssim = ARG_DEF_ENUM(NULL, "tune", 1,
1126 "Material to favor", tuning_enum);
1127 static const arg_def_t cq_level = ARG_DEF(NULL, "cq-level", 1,
1128 "Constrained Quality Level");
1129 static const arg_def_t max_intra_rate_pct = ARG_DEF(NULL, "max-intra-rate", 1,
1130 "Max I-frame bitrate (pct)");
1131 static const arg_def_t lossless = ARG_DEF(NULL, "lossless", 1, "Lossless mode");
1132 #if CONFIG_VP9_ENCODER
1133 static const arg_def_t frame_parallel_decoding = ARG_DEF(
1134 NULL, "frame-parallel", 1, "Enable frame parallel decodability features");
1135 #endif
1136
1137 #if CONFIG_VP8_ENCODER
1138 static const arg_def_t *vp8_args[] = {
1139 &cpu_used, &auto_altref, &noise_sens, &sharpness, &static_thresh,
1140 &token_parts, &arnr_maxframes, &arnr_strength, &arnr_type,
1141 &tune_ssim, &cq_level, &max_intra_rate_pct,
1142 NULL
1143 };
1144 static const int vp8_arg_ctrl_map[] = {
1145 VP8E_SET_CPUUSED, VP8E_SET_ENABLEAUTOALTREF,
1146 VP8E_SET_NOISE_SENSITIVITY, VP8E_SET_SHARPNESS, VP8E_SET_STATIC_THRESHOLD,
1147 VP8E_SET_TOKEN_PARTITIONS,
1148 VP8E_SET_ARNR_MAXFRAMES, VP8E_SET_ARNR_STRENGTH, VP8E_SET_ARNR_TYPE,
1149 VP8E_SET_TUNING, VP8E_SET_CQ_LEVEL, VP8E_SET_MAX_INTRA_BITRATE_PCT,
1150 0
1151 };
1152 #endif
1153
1154 #if CONFIG_VP9_ENCODER
1155 static const arg_def_t *vp9_args[] = {
1156 &cpu_used, &auto_altref, &noise_sens, &sharpness, &static_thresh,
1157 &tile_cols, &tile_rows, &arnr_maxframes, &arnr_strength, &arnr_type,
1158 &tune_ssim, &cq_level, &max_intra_rate_pct, &lossless,
1159 &frame_parallel_decoding,
1160 NULL
1161 };
1162 static const int vp9_arg_ctrl_map[] = {
1163 VP8E_SET_CPUUSED, VP8E_SET_ENABLEAUTOALTREF,
1164 VP8E_SET_NOISE_SENSITIVITY, VP8E_SET_SHARPNESS, VP8E_SET_STATIC_THRESHOLD,
1165 VP9E_SET_TILE_COLUMNS, VP9E_SET_TILE_ROWS,
1166 VP8E_SET_ARNR_MAXFRAMES, VP8E_SET_ARNR_STRENGTH, VP8E_SET_ARNR_TYPE,
1167 VP8E_SET_TUNING, VP8E_SET_CQ_LEVEL, VP8E_SET_MAX_INTRA_BITRATE_PCT,
1168 VP9E_SET_LOSSLESS, VP9E_SET_FRAME_PARALLEL_DECODING,
1169 0
1170 };
1171 #endif
1172
1173 static const arg_def_t *no_args[] = { NULL };
1174
1175 static void usage_exit() {
1176 int i;
1177
1178 fprintf(stderr, "Usage: %s <options> -o dst_filename src_filename \n",
1179 exec_name);
1180
1181 fprintf(stderr, "\nOptions:\n");
1182 arg_show_usage(stdout, main_args);
1183 fprintf(stderr, "\nEncoder Global Options:\n");
1184 arg_show_usage(stdout, global_args);
1185 fprintf(stderr, "\nRate Control Options:\n");
1186 arg_show_usage(stdout, rc_args);
1187 fprintf(stderr, "\nTwopass Rate Control Options:\n");
1188 arg_show_usage(stdout, rc_twopass_args);
1189 fprintf(stderr, "\nKeyframe Placement Options:\n");
1190 arg_show_usage(stdout, kf_args);
1191 #if CONFIG_VP8_ENCODER
1192 fprintf(stderr, "\nVP8 Specific Options:\n");
1193 arg_show_usage(stdout, vp8_args);
1194 #endif
1195 #if CONFIG_VP9_ENCODER
1196 fprintf(stderr, "\nVP9 Specific Options:\n");
1197 arg_show_usage(stdout, vp9_args);
1198 #endif
1199 fprintf(stderr, "\nStream timebase (--timebase):\n"
1200 " The desired precision of timestamps in the output, expressed\n"
1201 " in fractional seconds. Default is 1/1000.\n");
1202 fprintf(stderr, "\n"
1203 "Included encoders:\n"
1204 "\n");
1205
1206 for (i = 0; i < sizeof(codecs) / sizeof(codecs[0]); i++)
1207 fprintf(stderr, " %-6s - %s\n",
1208 codecs[i].name,
1209 vpx_codec_iface_name(codecs[i].iface()));
1210
1211 exit(EXIT_FAILURE);
1212 }
1213
1214
1215 #define HIST_BAR_MAX 40
1216 struct hist_bucket {
1217 int low, high, count;
1218 };
1219
1220
1221 static int merge_hist_buckets(struct hist_bucket *bucket,
1222 int *buckets_,
1223 int max_buckets) {
1224 int small_bucket = 0, merge_bucket = INT_MAX, big_bucket = 0;
1225 int buckets = *buckets_;
1226 int i;
1227
1228 /* Find the extrema for this list of buckets */
1229 big_bucket = small_bucket = 0;
1230 for (i = 0; i < buckets; i++) {
1231 if (bucket[i].count < bucket[small_bucket].count)
1232 small_bucket = i;
1233 if (bucket[i].count > bucket[big_bucket].count)
1234 big_bucket = i;
1235 }
1236
1237 /* If we have too many buckets, merge the smallest with an adjacent
1238 * bucket.
1239 */
1240 while (buckets > max_buckets) {
1241 int last_bucket = buckets - 1;
1242
1243 /* merge the small bucket with an adjacent one. */
1244 if (small_bucket == 0)
1245 merge_bucket = 1;
1246 else if (small_bucket == last_bucket)
1247 merge_bucket = last_bucket - 1;
1248 else if (bucket[small_bucket - 1].count < bucket[small_bucket + 1].count)
1249 merge_bucket = small_bucket - 1;
1250 else
1251 merge_bucket = small_bucket + 1;
1252
1253 assert(abs(merge_bucket - small_bucket) <= 1);
1254 assert(small_bucket < buckets);
1255 assert(big_bucket < buckets);
1256 assert(merge_bucket < buckets);
1257
1258 if (merge_bucket < small_bucket) {
1259 bucket[merge_bucket].high = bucket[small_bucket].high;
1260 bucket[merge_bucket].count += bucket[small_bucket].count;
1261 } else {
1262 bucket[small_bucket].high = bucket[merge_bucket].high;
1263 bucket[small_bucket].count += bucket[merge_bucket].count;
1264 merge_bucket = small_bucket;
1265 }
1266
1267 assert(bucket[merge_bucket].low != bucket[merge_bucket].high);
1268
1269 buckets--;
1270
1271 /* Remove the merge_bucket from the list, and find the new small
1272 * and big buckets while we're at it
1273 */
1274 big_bucket = small_bucket = 0;
1275 for (i = 0; i < buckets; i++) {
1276 if (i > merge_bucket)
1277 bucket[i] = bucket[i + 1];
1278
1279 if (bucket[i].count < bucket[small_bucket].count)
1280 small_bucket = i;
1281 if (bucket[i].count > bucket[big_bucket].count)
1282 big_bucket = i;
1283 }
1284
1285 }
1286
1287 *buckets_ = buckets;
1288 return bucket[big_bucket].count;
1289 }
1290
1291
1292 static void show_histogram(const struct hist_bucket *bucket,
1293 int buckets,
1294 int total,
1295 int scale) {
1296 const char *pat1, *pat2;
1297 int i;
1298
1299 switch ((int)(log(bucket[buckets - 1].high) / log(10)) + 1) {
1300 case 1:
1301 case 2:
1302 pat1 = "%4d %2s: ";
1303 pat2 = "%4d-%2d: ";
1304 break;
1305 case 3:
1306 pat1 = "%5d %3s: ";
1307 pat2 = "%5d-%3d: ";
1308 break;
1309 case 4:
1310 pat1 = "%6d %4s: ";
1311 pat2 = "%6d-%4d: ";
1312 break;
1313 case 5:
1314 pat1 = "%7d %5s: ";
1315 pat2 = "%7d-%5d: ";
1316 break;
1317 case 6:
1318 pat1 = "%8d %6s: ";
1319 pat2 = "%8d-%6d: ";
1320 break;
1321 case 7:
1322 pat1 = "%9d %7s: ";
1323 pat2 = "%9d-%7d: ";
1324 break;
1325 default:
1326 pat1 = "%12d %10s: ";
1327 pat2 = "%12d-%10d: ";
1328 break;
1329 }
1330
1331 for (i = 0; i < buckets; i++) {
1332 int len;
1333 int j;
1334 float pct;
1335
1336 pct = (float)(100.0 * bucket[i].count / total);
1337 len = HIST_BAR_MAX * bucket[i].count / scale;
1338 if (len < 1)
1339 len = 1;
1340 assert(len <= HIST_BAR_MAX);
1341
1342 if (bucket[i].low == bucket[i].high)
1343 fprintf(stderr, pat1, bucket[i].low, "");
1344 else
1345 fprintf(stderr, pat2, bucket[i].low, bucket[i].high);
1346
1347 for (j = 0; j < HIST_BAR_MAX; j++)
1348 fprintf(stderr, j < len ? "=" : " ");
1349 fprintf(stderr, "\t%5d (%6.2f%%)\n", bucket[i].count, pct);
1350 }
1351 }
1352
1353
1354 static void show_q_histogram(const int counts[64], int max_buckets) {
1355 struct hist_bucket bucket[64];
1356 int buckets = 0;
1357 int total = 0;
1358 int scale;
1359 int i;
1360
1361
1362 for (i = 0; i < 64; i++) {
1363 if (counts[i]) {
1364 bucket[buckets].low = bucket[buckets].high = i;
1365 bucket[buckets].count = counts[i];
1366 buckets++;
1367 total += counts[i];
1368 }
1369 }
1370
1371 fprintf(stderr, "\nQuantizer Selection:\n");
1372 scale = merge_hist_buckets(bucket, &buckets, max_buckets);
1373 show_histogram(bucket, buckets, total, scale);
1374 }
1375
1376
1377 #define RATE_BINS (100)
1378 struct rate_hist {
1379 int64_t *pts;
1380 int *sz;
1381 int samples;
1382 int frames;
1383 struct hist_bucket bucket[RATE_BINS];
1384 int total;
1385 };
1386
1387
1388 static void init_rate_histogram(struct rate_hist *hist,
1389 const vpx_codec_enc_cfg_t *cfg,
1390 const vpx_rational_t *fps) {
1391 int i;
1392
1393 /* Determine the number of samples in the buffer. Use the file's framerate
1394 * to determine the number of frames in rc_buf_sz milliseconds, with an
1395 * adjustment (5/4) to account for alt-refs
1396 */
1397 hist->samples = cfg->rc_buf_sz * 5 / 4 * fps->num / fps->den / 1000;
1398
1399 /* prevent division by zero */
1400 if (hist->samples == 0)
1401 hist->samples = 1;
1402
1403 hist->pts = calloc(hist->samples, sizeof(*hist->pts));
1404 hist->sz = calloc(hist->samples, sizeof(*hist->sz));
1405 for (i = 0; i < RATE_BINS; i++) {
1406 hist->bucket[i].low = INT_MAX;
1407 hist->bucket[i].high = 0;
1408 hist->bucket[i].count = 0;
1409 }
1410 }
1411
1412
1413 static void destroy_rate_histogram(struct rate_hist *hist) {
1414 free(hist->pts);
1415 free(hist->sz);
1416 }
1417
1418
1419 static void update_rate_histogram(struct rate_hist *hist,
1420 const vpx_codec_enc_cfg_t *cfg,
1421 const vpx_codec_cx_pkt_t *pkt) {
1422 int i, idx;
1423 int64_t now, then, sum_sz = 0, avg_bitrate;
1424
1425 now = pkt->data.frame.pts * 1000
1426 * (uint64_t)cfg->g_timebase.num / (uint64_t)cfg->g_timebase.den;
1427
1428 idx = hist->frames++ % hist->samples;
1429 hist->pts[idx] = now;
1430 hist->sz[idx] = (int)pkt->data.frame.sz;
1431
1432 if (now < cfg->rc_buf_initial_sz)
1433 return;
1434
1435 then = now;
1436
1437 /* Sum the size over the past rc_buf_sz ms */
1438 for (i = hist->frames; i > 0 && hist->frames - i < hist->samples; i--) {
1439 int i_idx = (i - 1) % hist->samples;
1440
1441 then = hist->pts[i_idx];
1442 if (now - then > cfg->rc_buf_sz)
1443 break;
1444 sum_sz += hist->sz[i_idx];
1445 }
1446
1447 if (now == then)
1448 return;
1449
1450 avg_bitrate = sum_sz * 8 * 1000 / (now - then);
1451 idx = (int)(avg_bitrate * (RATE_BINS / 2) / (cfg->rc_target_bitrate * 1000));
1452 if (idx < 0)
1453 idx = 0;
1454 if (idx > RATE_BINS - 1)
1455 idx = RATE_BINS - 1;
1456 if (hist->bucket[idx].low > avg_bitrate)
1457 hist->bucket[idx].low = (int)avg_bitrate;
1458 if (hist->bucket[idx].high < avg_bitrate)
1459 hist->bucket[idx].high = (int)avg_bitrate;
1460 hist->bucket[idx].count++;
1461 hist->total++;
1462 }
1463
1464
1465 static void show_rate_histogram(struct rate_hist *hist,
1466 const vpx_codec_enc_cfg_t *cfg,
1467 int max_buckets) {
1468 int i, scale;
1469 int buckets = 0;
1470
1471 for (i = 0; i < RATE_BINS; i++) {
1472 if (hist->bucket[i].low == INT_MAX)
1473 continue;
1474 hist->bucket[buckets++] = hist->bucket[i];
1475 }
1476
1477 fprintf(stderr, "\nRate (over %dms window):\n", cfg->rc_buf_sz);
1478 scale = merge_hist_buckets(hist->bucket, &buckets, max_buckets);
1479 show_histogram(hist->bucket, buckets, hist->total, scale);
1480 }
1481
1482 #define mmin(a, b) ((a) < (b) ? (a) : (b))
1483 static void find_mismatch(vpx_image_t *img1, vpx_image_t *img2,
1484 int yloc[4], int uloc[4], int vloc[4]) {
1485 const unsigned int bsize = 64;
1486 const unsigned int bsize2 = bsize >> 1;
1487 unsigned int match = 1;
1488 unsigned int i, j;
1489 yloc[0] = yloc[1] = yloc[2] = yloc[3] = -1;
1490 for (i = 0, match = 1; match && i < img1->d_h; i += bsize) {
1491 for (j = 0; match && j < img1->d_w; j += bsize) {
1492 int k, l;
1493 int si = mmin(i + bsize, img1->d_h) - i;
1494 int sj = mmin(j + bsize, img1->d_w) - j;
1495 for (k = 0; match && k < si; k++)
1496 for (l = 0; match && l < sj; l++) {
1497 if (*(img1->planes[VPX_PLANE_Y] +
1498 (i + k) * img1->stride[VPX_PLANE_Y] + j + l) !=
1499 *(img2->planes[VPX_PLANE_Y] +
1500 (i + k) * img2->stride[VPX_PLANE_Y] + j + l)) {
1501 yloc[0] = i + k;
1502 yloc[1] = j + l;
1503 yloc[2] = *(img1->planes[VPX_PLANE_Y] +
1504 (i + k) * img1->stride[VPX_PLANE_Y] + j + l);
1505 yloc[3] = *(img2->planes[VPX_PLANE_Y] +
1506 (i + k) * img2->stride[VPX_PLANE_Y] + j + l);
1507 match = 0;
1508 break;
1509 }
1510 }
1511 }
1512 }
1513
1514 uloc[0] = uloc[1] = uloc[2] = uloc[3] = -1;
1515 for (i = 0, match = 1; match && i < (img1->d_h + 1) / 2; i += bsize2) {
1516 for (j = 0; j < match && (img1->d_w + 1) / 2; j += bsize2) {
1517 int k, l;
1518 int si = mmin(i + bsize2, (img1->d_h + 1) / 2) - i;
1519 int sj = mmin(j + bsize2, (img1->d_w + 1) / 2) - j;
1520 for (k = 0; match && k < si; k++)
1521 for (l = 0; match && l < sj; l++) {
1522 if (*(img1->planes[VPX_PLANE_U] +
1523 (i + k) * img1->stride[VPX_PLANE_U] + j + l) !=
1524 *(img2->planes[VPX_PLANE_U] +
1525 (i + k) * img2->stride[VPX_PLANE_U] + j + l)) {
1526 uloc[0] = i + k;
1527 uloc[1] = j + l;
1528 uloc[2] = *(img1->planes[VPX_PLANE_U] +
1529 (i + k) * img1->stride[VPX_PLANE_U] + j + l);
1530 uloc[3] = *(img2->planes[VPX_PLANE_U] +
1531 (i + k) * img2->stride[VPX_PLANE_V] + j + l);
1532 match = 0;
1533 break;
1534 }
1535 }
1536 }
1537 }
1538 vloc[0] = vloc[1] = vloc[2] = vloc[3] = -1;
1539 for (i = 0, match = 1; match && i < (img1->d_h + 1) / 2; i += bsize2) {
1540 for (j = 0; j < match && (img1->d_w + 1) / 2; j += bsize2) {
1541 int k, l;
1542 int si = mmin(i + bsize2, (img1->d_h + 1) / 2) - i;
1543 int sj = mmin(j + bsize2, (img1->d_w + 1) / 2) - j;
1544 for (k = 0; match && k < si; k++)
1545 for (l = 0; match && l < sj; l++) {
1546 if (*(img1->planes[VPX_PLANE_V] +
1547 (i + k) * img1->stride[VPX_PLANE_V] + j + l) !=
1548 *(img2->planes[VPX_PLANE_V] +
1549 (i + k) * img2->stride[VPX_PLANE_V] + j + l)) {
1550 vloc[0] = i + k;
1551 vloc[1] = j + l;
1552 vloc[2] = *(img1->planes[VPX_PLANE_V] +
1553 (i + k) * img1->stride[VPX_PLANE_V] + j + l);
1554 vloc[3] = *(img2->planes[VPX_PLANE_V] +
1555 (i + k) * img2->stride[VPX_PLANE_V] + j + l);
1556 match = 0;
1557 break;
1558 }
1559 }
1560 }
1561 }
1562 }
1563
1564 static int compare_img(vpx_image_t *img1, vpx_image_t *img2)
1565 {
1566 int match = 1;
1567 unsigned int i;
1568
1569 match &= (img1->fmt == img2->fmt);
1570 match &= (img1->w == img2->w);
1571 match &= (img1->h == img2->h);
1572
1573 for (i = 0; i < img1->d_h; i++)
1574 match &= (memcmp(img1->planes[VPX_PLANE_Y]+i*img1->stride[VPX_PLANE_Y],
1575 img2->planes[VPX_PLANE_Y]+i*img2->stride[VPX_PLANE_Y],
1576 img1->d_w) == 0);
1577
1578 for (i = 0; i < img1->d_h/2; i++)
1579 match &= (memcmp(img1->planes[VPX_PLANE_U]+i*img1->stride[VPX_PLANE_U],
1580 img2->planes[VPX_PLANE_U]+i*img2->stride[VPX_PLANE_U],
1581 (img1->d_w + 1) / 2) == 0);
1582
1583 for (i = 0; i < img1->d_h/2; i++)
1584 match &= (memcmp(img1->planes[VPX_PLANE_V]+i*img1->stride[VPX_PLANE_U],
1585 img2->planes[VPX_PLANE_V]+i*img2->stride[VPX_PLANE_U],
1586 (img1->d_w + 1) / 2) == 0);
1587
1588 return match;
1589 }
1590
1591
1592 #define NELEMENTS(x) (sizeof(x)/sizeof(x[0]))
1593 #define MAX(x,y) ((x)>(y)?(x):(y))
1594 #if CONFIG_VP8_ENCODER && !CONFIG_VP9_ENCODER
1595 #define ARG_CTRL_CNT_MAX NELEMENTS(vp8_arg_ctrl_map)
1596 #elif !CONFIG_VP8_ENCODER && CONFIG_VP9_ENCODER
1597 #define ARG_CTRL_CNT_MAX NELEMENTS(vp9_arg_ctrl_map)
1598 #else
1599 #define ARG_CTRL_CNT_MAX MAX(NELEMENTS(vp8_arg_ctrl_map), \
1600 NELEMENTS(vp9_arg_ctrl_map))
1601 #endif
1602
1603 /* Configuration elements common to all streams */
1604 struct global_config {
1605 const struct codec_item *codec;
1606 int passes;
1607 int pass;
1608 int usage;
1609 int deadline;
1610 int use_i420;
1611 int quiet;
1612 int verbose;
1613 int limit;
1614 int skip_frames;
1615 int show_psnr;
1616 enum TestDecodeFatality test_decode;
1617 int have_framerate;
1618 struct vpx_rational framerate;
1619 int out_part;
1620 int debug;
1621 int show_q_hist_buckets;
1622 int show_rate_hist_buckets;
1623 };
1624
1625
1626 /* Per-stream configuration */
1627 struct stream_config {
1628 struct vpx_codec_enc_cfg cfg;
1629 const char *out_fn;
1630 const char *stats_fn;
1631 stereo_format_t stereo_fmt;
1632 int arg_ctrls[ARG_CTRL_CNT_MAX][2];
1633 int arg_ctrl_cnt;
1634 int write_webm;
1635 int have_kf_max_dist;
1636 };
1637
1638
1639 struct stream_state {
1640 int index;
1641 struct stream_state *next;
1642 struct stream_config config;
1643 FILE *file;
1644 struct rate_hist rate_hist;
1645 EbmlGlobal ebml;
1646 uint32_t hash;
1647 uint64_t psnr_sse_total;
1648 uint64_t psnr_samples_total;
1649 double psnr_totals[4];
1650 int psnr_count;
1651 int counts[64];
1652 vpx_codec_ctx_t encoder;
1653 unsigned int frames_out;
1654 uint64_t cx_time;
1655 size_t nbytes;
1656 stats_io_t stats;
1657 struct vpx_image *img;
1658 vpx_codec_ctx_t decoder;
1659 int mismatch_seen;
1660 };
1661
1662
1663 void validate_positive_rational(const char *msg,
1664 struct vpx_rational *rat) {
1665 if (rat->den < 0) {
1666 rat->num *= -1;
1667 rat->den *= -1;
1668 }
1669
1670 if (rat->num < 0)
1671 die("Error: %s must be positive\n", msg);
1672
1673 if (!rat->den)
1674 die("Error: %s has zero denominator\n", msg);
1675 }
1676
1677
1678 static void parse_global_config(struct global_config *global, char **argv) {
1679 char **argi, **argj;
1680 struct arg arg;
1681
1682 /* Initialize default parameters */
1683 memset(global, 0, sizeof(*global));
1684 global->codec = codecs;
1685 global->passes = 1;
1686 global->use_i420 = 1;
1687
1688 for (argi = argj = argv; (*argj = *argi); argi += arg.argv_step) {
1689 arg.argv_step = 1;
1690
1691 if (arg_match(&arg, &codecarg, argi)) {
1692 int j, k = -1;
1693
1694 for (j = 0; j < sizeof(codecs) / sizeof(codecs[0]); j++)
1695 if (!strcmp(codecs[j].name, arg.val))
1696 k = j;
1697
1698 if (k >= 0)
1699 global->codec = codecs + k;
1700 else
1701 die("Error: Unrecognized argument (%s) to --codec\n",
1702 arg.val);
1703
1704 } else if (arg_match(&arg, &passes, argi)) {
1705 global->passes = arg_parse_uint(&arg);
1706
1707 if (global->passes < 1 || global->passes > 2)
1708 die("Error: Invalid number of passes (%d)\n", global->passes);
1709 } else if (arg_match(&arg, &pass_arg, argi)) {
1710 global->pass = arg_parse_uint(&arg);
1711
1712 if (global->pass < 1 || global->pass > 2)
1713 die("Error: Invalid pass selected (%d)\n",
1714 global->pass);
1715 } else if (arg_match(&arg, &usage, argi))
1716 global->usage = arg_parse_uint(&arg);
1717 else if (arg_match(&arg, &deadline, argi))
1718 global->deadline = arg_parse_uint(&arg);
1719 else if (arg_match(&arg, &best_dl, argi))
1720 global->deadline = VPX_DL_BEST_QUALITY;
1721 else if (arg_match(&arg, &good_dl, argi))
1722 global->deadline = VPX_DL_GOOD_QUALITY;
1723 else if (arg_match(&arg, &rt_dl, argi))
1724 global->deadline = VPX_DL_REALTIME;
1725 else if (arg_match(&arg, &use_yv12, argi))
1726 global->use_i420 = 0;
1727 else if (arg_match(&arg, &use_i420, argi))
1728 global->use_i420 = 1;
1729 else if (arg_match(&arg, &quietarg, argi))
1730 global->quiet = 1;
1731 else if (arg_match(&arg, &verbosearg, argi))
1732 global->verbose = 1;
1733 else if (arg_match(&arg, &limit, argi))
1734 global->limit = arg_parse_uint(&arg);
1735 else if (arg_match(&arg, &skip, argi))
1736 global->skip_frames = arg_parse_uint(&arg);
1737 else if (arg_match(&arg, &psnrarg, argi))
1738 global->show_psnr = 1;
1739 else if (arg_match(&arg, &recontest, argi))
1740 global->test_decode = arg_parse_enum_or_int(&arg);
1741 else if (arg_match(&arg, &framerate, argi)) {
1742 global->framerate = arg_parse_rational(&arg);
1743 validate_positive_rational(arg.name, &global->framerate);
1744 global->have_framerate = 1;
1745 } else if (arg_match(&arg, &out_part, argi))
1746 global->out_part = 1;
1747 else if (arg_match(&arg, &debugmode, argi))
1748 global->debug = 1;
1749 else if (arg_match(&arg, &q_hist_n, argi))
1750 global->show_q_hist_buckets = arg_parse_uint(&arg);
1751 else if (arg_match(&arg, &rate_hist_n, argi))
1752 global->show_rate_hist_buckets = arg_parse_uint(&arg);
1753 else
1754 argj++;
1755 }
1756
1757 /* Validate global config */
1758
1759 if (global->pass) {
1760 /* DWIM: Assume the user meant passes=2 if pass=2 is specified */
1761 if (global->pass > global->passes) {
1762 warn("Assuming --pass=%d implies --passes=%d\n",
1763 global->pass, global->pass);
1764 global->passes = global->pass;
1765 }
1766 }
1767 }
1768
1769
1770 void open_input_file(struct input_state *input) {
1771 unsigned int fourcc;
1772
1773 /* Parse certain options from the input file, if possible */
1774 input->file = strcmp(input->fn, "-") ? fopen(input->fn, "rb")
1775 : set_binary_mode(stdin);
1776
1777 if (!input->file)
1778 fatal("Failed to open input file");
1779
1780 if (!fseeko(input->file, 0, SEEK_END)) {
1781 /* Input file is seekable. Figure out how long it is, so we can get
1782 * progress info.
1783 */
1784 input->length = ftello(input->file);
1785 rewind(input->file);
1786 }
1787
1788 /* For RAW input sources, these bytes will applied on the first frame
1789 * in read_frame().
1790 */
1791 input->detect.buf_read = fread(input->detect.buf, 1, 4, input->file);
1792 input->detect.position = 0;
1793
1794 if (input->detect.buf_read == 4
1795 && file_is_y4m(input->file, &input->y4m, input->detect.buf)) {
1796 if (y4m_input_open(&input->y4m, input->file, input->detect.buf, 4) >= 0) {
1797 input->file_type = FILE_TYPE_Y4M;
1798 input->w = input->y4m.pic_w;
1799 input->h = input->y4m.pic_h;
1800 input->framerate.num = input->y4m.fps_n;
1801 input->framerate.den = input->y4m.fps_d;
1802 input->use_i420 = 0;
1803 } else
1804 fatal("Unsupported Y4M stream.");
1805 } else if (input->detect.buf_read == 4 && file_is_ivf(input, &fourcc)) {
1806 input->file_type = FILE_TYPE_IVF;
1807 switch (fourcc) {
1808 case 0x32315659:
1809 input->use_i420 = 0;
1810 break;
1811 case 0x30323449:
1812 input->use_i420 = 1;
1813 break;
1814 default:
1815 fatal("Unsupported fourcc (%08x) in IVF", fourcc);
1816 }
1817 } else {
1818 input->file_type = FILE_TYPE_RAW;
1819 }
1820 }
1821
1822
1823 static void close_input_file(struct input_state *input) {
1824 fclose(input->file);
1825 if (input->file_type == FILE_TYPE_Y4M)
1826 y4m_input_close(&input->y4m);
1827 }
1828
1829 static struct stream_state *new_stream(struct global_config *global,
1830 struct stream_state *prev) {
1831 struct stream_state *stream;
1832
1833 stream = calloc(1, sizeof(*stream));
1834 if (!stream)
1835 fatal("Failed to allocate new stream.");
1836 if (prev) {
1837 memcpy(stream, prev, sizeof(*stream));
1838 stream->index++;
1839 prev->next = stream;
1840 } else {
1841 vpx_codec_err_t res;
1842
1843 /* Populate encoder configuration */
1844 res = vpx_codec_enc_config_default(global->codec->iface(),
1845 &stream->config.cfg,
1846 global->usage);
1847 if (res)
1848 fatal("Failed to get config: %s\n", vpx_codec_err_to_string(res));
1849
1850 /* Change the default timebase to a high enough value so that the
1851 * encoder will always create strictly increasing timestamps.
1852 */
1853 stream->config.cfg.g_timebase.den = 1000;
1854
1855 /* Never use the library's default resolution, require it be parsed
1856 * from the file or set on the command line.
1857 */
1858 stream->config.cfg.g_w = 0;
1859 stream->config.cfg.g_h = 0;
1860
1861 /* Initialize remaining stream parameters */
1862 stream->config.stereo_fmt = STEREO_FORMAT_MONO;
1863 stream->config.write_webm = 1;
1864 stream->ebml.last_pts_ms = -1;
1865
1866 /* Allows removal of the application version from the EBML tags */
1867 stream->ebml.debug = global->debug;
1868 }
1869
1870 /* Output files must be specified for each stream */
1871 stream->config.out_fn = NULL;
1872
1873 stream->next = NULL;
1874 return stream;
1875 }
1876
1877
1878 static int parse_stream_params(struct global_config *global,
1879 struct stream_state *stream,
1880 char **argv) {
1881 char **argi, **argj;
1882 struct arg arg;
1883 static const arg_def_t **ctrl_args = no_args;
1884 static const int *ctrl_args_map = NULL;
1885 struct stream_config *config = &stream->config;
1886 int eos_mark_found = 0;
1887
1888 /* Handle codec specific options */
1889 if (0) {
1890 #if CONFIG_VP8_ENCODER
1891 } else if (global->codec->iface == vpx_codec_vp8_cx) {
1892 ctrl_args = vp8_args;
1893 ctrl_args_map = vp8_arg_ctrl_map;
1894 #endif
1895 #if CONFIG_VP9_ENCODER
1896 } else if (global->codec->iface == vpx_codec_vp9_cx) {
1897 ctrl_args = vp9_args;
1898 ctrl_args_map = vp9_arg_ctrl_map;
1899 #endif
1900 }
1901
1902 for (argi = argj = argv; (*argj = *argi); argi += arg.argv_step) {
1903 arg.argv_step = 1;
1904
1905 /* Once we've found an end-of-stream marker (--) we want to continue
1906 * shifting arguments but not consuming them.
1907 */
1908 if (eos_mark_found) {
1909 argj++;
1910 continue;
1911 } else if (!strcmp(*argj, "--")) {
1912 eos_mark_found = 1;
1913 continue;
1914 }
1915
1916 if (0);
1917 else if (arg_match(&arg, &outputfile, argi))
1918 config->out_fn = arg.val;
1919 else if (arg_match(&arg, &fpf_name, argi))
1920 config->stats_fn = arg.val;
1921 else if (arg_match(&arg, &use_ivf, argi))
1922 config->write_webm = 0;
1923 else if (arg_match(&arg, &threads, argi))
1924 config->cfg.g_threads = arg_parse_uint(&arg);
1925 else if (arg_match(&arg, &profile, argi))
1926 config->cfg.g_profile = arg_parse_uint(&arg);
1927 else if (arg_match(&arg, &width, argi))
1928 config->cfg.g_w = arg_parse_uint(&arg);
1929 else if (arg_match(&arg, &height, argi))
1930 config->cfg.g_h = arg_parse_uint(&arg);
1931 else if (arg_match(&arg, &stereo_mode, argi))
1932 config->stereo_fmt = arg_parse_enum_or_int(&arg);
1933 else if (arg_match(&arg, &timebase, argi)) {
1934 config->cfg.g_timebase = arg_parse_rational(&arg);
1935 validate_positive_rational(arg.name, &config->cfg.g_timebase);
1936 } else if (arg_match(&arg, &error_resilient, argi))
1937 config->cfg.g_error_resilient = arg_parse_uint(&arg);
1938 else if (arg_match(&arg, &lag_in_frames, argi))
1939 config->cfg.g_lag_in_frames = arg_parse_uint(&arg);
1940 else if (arg_match(&arg, &dropframe_thresh, argi))
1941 config->cfg.rc_dropframe_thresh = arg_parse_uint(&arg);
1942 else if (arg_match(&arg, &resize_allowed, argi))
1943 config->cfg.rc_resize_allowed = arg_parse_uint(&arg);
1944 else if (arg_match(&arg, &resize_up_thresh, argi))
1945 config->cfg.rc_resize_up_thresh = arg_parse_uint(&arg);
1946 else if (arg_match(&arg, &resize_down_thresh, argi))
1947 config->cfg.rc_resize_down_thresh = arg_parse_uint(&arg);
1948 else if (arg_match(&arg, &end_usage, argi))
1949 config->cfg.rc_end_usage = arg_parse_enum_or_int(&arg);
1950 else if (arg_match(&arg, &target_bitrate, argi))
1951 config->cfg.rc_target_bitrate = arg_parse_uint(&arg);
1952 else if (arg_match(&arg, &min_quantizer, argi))
1953 config->cfg.rc_min_quantizer = arg_parse_uint(&arg);
1954 else if (arg_match(&arg, &max_quantizer, argi))
1955 config->cfg.rc_max_quantizer = arg_parse_uint(&arg);
1956 else if (arg_match(&arg, &undershoot_pct, argi))
1957 config->cfg.rc_undershoot_pct = arg_parse_uint(&arg);
1958 else if (arg_match(&arg, &overshoot_pct, argi))
1959 config->cfg.rc_overshoot_pct = arg_parse_uint(&arg);
1960 else if (arg_match(&arg, &buf_sz, argi))
1961 config->cfg.rc_buf_sz = arg_parse_uint(&arg);
1962 else if (arg_match(&arg, &buf_initial_sz, argi))
1963 config->cfg.rc_buf_initial_sz = arg_parse_uint(&arg);
1964 else if (arg_match(&arg, &buf_optimal_sz, argi))
1965 config->cfg.rc_buf_optimal_sz = arg_parse_uint(&arg);
1966 else if (arg_match(&arg, &bias_pct, argi)) {
1967 config->cfg.rc_2pass_vbr_bias_pct = arg_parse_uint(&arg);
1968
1969 if (global->passes < 2)
1970 warn("option %s ignored in one-pass mode.\n", arg.name);
1971 } else if (arg_match(&arg, &minsection_pct, argi)) {
1972 config->cfg.rc_2pass_vbr_minsection_pct = arg_parse_uint(&arg);
1973
1974 if (global->passes < 2)
1975 warn("option %s ignored in one-pass mode.\n", arg.name);
1976 } else if (arg_match(&arg, &maxsection_pct, argi)) {
1977 config->cfg.rc_2pass_vbr_maxsection_pct = arg_parse_uint(&arg);
1978
1979 if (global->passes < 2)
1980 warn("option %s ignored in one-pass mode.\n", arg.name);
1981 } else if (arg_match(&arg, &kf_min_dist, argi))
1982 config->cfg.kf_min_dist = arg_parse_uint(&arg);
1983 else if (arg_match(&arg, &kf_max_dist, argi)) {
1984 config->cfg.kf_max_dist = arg_parse_uint(&arg);
1985 config->have_kf_max_dist = 1;
1986 } else if (arg_match(&arg, &kf_disabled, argi))
1987 config->cfg.kf_mode = VPX_KF_DISABLED;
1988 else {
1989 int i, match = 0;
1990
1991 for (i = 0; ctrl_args[i]; i++) {
1992 if (arg_match(&arg, ctrl_args[i], argi)) {
1993 int j;
1994 match = 1;
1995
1996 /* Point either to the next free element or the first
1997 * instance of this control.
1998 */
1999 for (j = 0; j < config->arg_ctrl_cnt; j++)
2000 if (config->arg_ctrls[j][0] == ctrl_args_map[i])
2001 break;
2002
2003 /* Update/insert */
2004 assert(j < ARG_CTRL_CNT_MAX);
2005 if (j < ARG_CTRL_CNT_MAX) {
2006 config->arg_ctrls[j][0] = ctrl_args_map[i];
2007 config->arg_ctrls[j][1] = arg_parse_enum_or_int(&arg);
2008 if (j == config->arg_ctrl_cnt)
2009 config->arg_ctrl_cnt++;
2010 }
2011
2012 }
2013 }
2014
2015 if (!match)
2016 argj++;
2017 }
2018 }
2019
2020 return eos_mark_found;
2021 }
2022
2023
2024 #define FOREACH_STREAM(func)\
2025 do\
2026 {\
2027 struct stream_state *stream;\
2028 \
2029 for(stream = streams; stream; stream = stream->next)\
2030 func;\
2031 }while(0)
2032
2033
2034 static void validate_stream_config(struct stream_state *stream) {
2035 struct stream_state *streami;
2036
2037 if (!stream->config.cfg.g_w || !stream->config.cfg.g_h)
2038 fatal("Stream %d: Specify stream dimensions with --width (-w) "
2039 " and --height (-h)", stream->index);
2040
2041 for (streami = stream; streami; streami = streami->next) {
2042 /* All streams require output files */
2043 if (!streami->config.out_fn)
2044 fatal("Stream %d: Output file is required (specify with -o)",
2045 streami->index);
2046
2047 /* Check for two streams outputting to the same file */
2048 if (streami != stream) {
2049 const char *a = stream->config.out_fn;
2050 const char *b = streami->config.out_fn;
2051 if (!strcmp(a, b) && strcmp(a, "/dev/null") && strcmp(a, ":nul"))
2052 fatal("Stream %d: duplicate output file (from stream %d)",
2053 streami->index, stream->index);
2054 }
2055
2056 /* Check for two streams sharing a stats file. */
2057 if (streami != stream) {
2058 const char *a = stream->config.stats_fn;
2059 const char *b = streami->config.stats_fn;
2060 if (a && b && !strcmp(a, b))
2061 fatal("Stream %d: duplicate stats file (from stream %d)",
2062 streami->index, stream->index);
2063 }
2064 }
2065 }
2066
2067
2068 static void set_stream_dimensions(struct stream_state *stream,
2069 unsigned int w,
2070 unsigned int h) {
2071 if (!stream->config.cfg.g_w) {
2072 if (!stream->config.cfg.g_h)
2073 stream->config.cfg.g_w = w;
2074 else
2075 stream->config.cfg.g_w = w * stream->config.cfg.g_h / h;
2076 }
2077 if (!stream->config.cfg.g_h) {
2078 stream->config.cfg.g_h = h * stream->config.cfg.g_w / w;
2079 }
2080 }
2081
2082
2083 static void set_default_kf_interval(struct stream_state *stream,
2084 struct global_config *global) {
2085 /* Use a max keyframe interval of 5 seconds, if none was
2086 * specified on the command line.
2087 */
2088 if (!stream->config.have_kf_max_dist) {
2089 double framerate = (double)global->framerate.num / global->framerate.den;
2090 if (framerate > 0.0)
2091 stream->config.cfg.kf_max_dist = (unsigned int)(5.0 * framerate);
2092 }
2093 }
2094
2095
2096 static void show_stream_config(struct stream_state *stream,
2097 struct global_config *global,
2098 struct input_state *input) {
2099
2100 #define SHOW(field) \
2101 fprintf(stderr, " %-28s = %d\n", #field, stream->config.cfg.field)
2102
2103 if (stream->index == 0) {
2104 fprintf(stderr, "Codec: %s\n",
2105 vpx_codec_iface_name(global->codec->iface()));
2106 fprintf(stderr, "Source file: %s Format: %s\n", input->fn,
2107 input->use_i420 ? "I420" : "YV12");
2108 }
2109 if (stream->next || stream->index)
2110 fprintf(stderr, "\nStream Index: %d\n", stream->index);
2111 fprintf(stderr, "Destination file: %s\n", stream->config.out_fn);
2112 fprintf(stderr, "Encoder parameters:\n");
2113
2114 SHOW(g_usage);
2115 SHOW(g_threads);
2116 SHOW(g_profile);
2117 SHOW(g_w);
2118 SHOW(g_h);
2119 SHOW(g_timebase.num);
2120 SHOW(g_timebase.den);
2121 SHOW(g_error_resilient);
2122 SHOW(g_pass);
2123 SHOW(g_lag_in_frames);
2124 SHOW(rc_dropframe_thresh);
2125 SHOW(rc_resize_allowed);
2126 SHOW(rc_resize_up_thresh);
2127 SHOW(rc_resize_down_thresh);
2128 SHOW(rc_end_usage);
2129 SHOW(rc_target_bitrate);
2130 SHOW(rc_min_quantizer);
2131 SHOW(rc_max_quantizer);
2132 SHOW(rc_undershoot_pct);
2133 SHOW(rc_overshoot_pct);
2134 SHOW(rc_buf_sz);
2135 SHOW(rc_buf_initial_sz);
2136 SHOW(rc_buf_optimal_sz);
2137 SHOW(rc_2pass_vbr_bias_pct);
2138 SHOW(rc_2pass_vbr_minsection_pct);
2139 SHOW(rc_2pass_vbr_maxsection_pct);
2140 SHOW(kf_mode);
2141 SHOW(kf_min_dist);
2142 SHOW(kf_max_dist);
2143 }
2144
2145
2146 static void open_output_file(struct stream_state *stream,
2147 struct global_config *global) {
2148 const char *fn = stream->config.out_fn;
2149
2150 stream->file = strcmp(fn, "-") ? fopen(fn, "wb") : set_binary_mode(stdout);
2151
2152 if (!stream->file)
2153 fatal("Failed to open output file");
2154
2155 if (stream->config.write_webm && fseek(stream->file, 0, SEEK_CUR))
2156 fatal("WebM output to pipes not supported.");
2157
2158 if (stream->config.write_webm) {
2159 stream->ebml.stream = stream->file;
2160 write_webm_file_header(&stream->ebml, &stream->config.cfg,
2161 &global->framerate,
2162 stream->config.stereo_fmt,
2163 global->codec->fourcc);
2164 } else
2165 write_ivf_file_header(stream->file, &stream->config.cfg,
2166 global->codec->fourcc, 0);
2167 }
2168
2169
2170 static void close_output_file(struct stream_state *stream,
2171 unsigned int fourcc) {
2172 if (stream->config.write_webm) {
2173 write_webm_file_footer(&stream->ebml, stream->hash);
2174 free(stream->ebml.cue_list);
2175 stream->ebml.cue_list = NULL;
2176 } else {
2177 if (!fseek(stream->file, 0, SEEK_SET))
2178 write_ivf_file_header(stream->file, &stream->config.cfg,
2179 fourcc,
2180 stream->frames_out);
2181 }
2182
2183 fclose(stream->file);
2184 }
2185
2186
2187 static void setup_pass(struct stream_state *stream,
2188 struct global_config *global,
2189 int pass) {
2190 if (stream->config.stats_fn) {
2191 if (!stats_open_file(&stream->stats, stream->config.stats_fn,
2192 pass))
2193 fatal("Failed to open statistics store");
2194 } else {
2195 if (!stats_open_mem(&stream->stats, pass))
2196 fatal("Failed to open statistics store");
2197 }
2198
2199 stream->config.cfg.g_pass = global->passes == 2
2200 ? pass ? VPX_RC_LAST_PASS : VPX_RC_FIRST_PASS
2201 : VPX_RC_ONE_PASS;
2202 if (pass)
2203 stream->config.cfg.rc_twopass_stats_in = stats_get(&stream->stats);
2204
2205 stream->cx_time = 0;
2206 stream->nbytes = 0;
2207 stream->frames_out = 0;
2208 }
2209
2210
2211 static void initialize_encoder(struct stream_state *stream,
2212 struct global_config *global) {
2213 int i;
2214 int flags = 0;
2215
2216 flags |= global->show_psnr ? VPX_CODEC_USE_PSNR : 0;
2217 flags |= global->out_part ? VPX_CODEC_USE_OUTPUT_PARTITION : 0;
2218
2219 /* Construct Encoder Context */
2220 vpx_codec_enc_init(&stream->encoder, global->codec->iface(),
2221 &stream->config.cfg, flags);
2222 ctx_exit_on_error(&stream->encoder, "Failed to initialize encoder");
2223
2224 /* Note that we bypass the vpx_codec_control wrapper macro because
2225 * we're being clever to store the control IDs in an array. Real
2226 * applications will want to make use of the enumerations directly
2227 */
2228 for (i = 0; i < stream->config.arg_ctrl_cnt; i++) {
2229 int ctrl = stream->config.arg_ctrls[i][0];
2230 int value = stream->config.arg_ctrls[i][1];
2231 if (vpx_codec_control_(&stream->encoder, ctrl, value))
2232 fprintf(stderr, "Error: Tried to set control %d = %d\n",
2233 ctrl, value);
2234
2235 ctx_exit_on_error(&stream->encoder, "Failed to control codec");
2236 }
2237
2238 #if CONFIG_DECODERS
2239 if (global->test_decode != TEST_DECODE_OFF) {
2240 vpx_codec_dec_init(&stream->decoder, global->codec->dx_iface(), NULL, 0);
2241 }
2242 #endif
2243 }
2244
2245
2246 static void encode_frame(struct stream_state *stream,
2247 struct global_config *global,
2248 struct vpx_image *img,
2249 unsigned int frames_in) {
2250 vpx_codec_pts_t frame_start, next_frame_start;
2251 struct vpx_codec_enc_cfg *cfg = &stream->config.cfg;
2252 struct vpx_usec_timer timer;
2253
2254 frame_start = (cfg->g_timebase.den * (int64_t)(frames_in - 1)
2255 * global->framerate.den)
2256 / cfg->g_timebase.num / global->framerate.num;
2257 next_frame_start = (cfg->g_timebase.den * (int64_t)(frames_in)
2258 * global->framerate.den)
2259 / cfg->g_timebase.num / global->framerate.num;
2260
2261 /* Scale if necessary */
2262 if (img && (img->d_w != cfg->g_w || img->d_h != cfg->g_h)) {
2263 if (!stream->img)
2264 stream->img = vpx_img_alloc(NULL, VPX_IMG_FMT_I420,
2265 cfg->g_w, cfg->g_h, 16);
2266 I420Scale(img->planes[VPX_PLANE_Y], img->stride[VPX_PLANE_Y],
2267 img->planes[VPX_PLANE_U], img->stride[VPX_PLANE_U],
2268 img->planes[VPX_PLANE_V], img->stride[VPX_PLANE_V],
2269 img->d_w, img->d_h,
2270 stream->img->planes[VPX_PLANE_Y],
2271 stream->img->stride[VPX_PLANE_Y],
2272 stream->img->planes[VPX_PLANE_U],
2273 stream->img->stride[VPX_PLANE_U],
2274 stream->img->planes[VPX_PLANE_V],
2275 stream->img->stride[VPX_PLANE_V],
2276 stream->img->d_w, stream->img->d_h,
2277 kFilterBox);
2278
2279 img = stream->img;
2280 }
2281
2282 vpx_usec_timer_start(&timer);
2283 vpx_codec_encode(&stream->encoder, img, frame_start,
2284 (unsigned long)(next_frame_start - frame_start),
2285 0, global->deadline);
2286 vpx_usec_timer_mark(&timer);
2287 stream->cx_time += vpx_usec_timer_elapsed(&timer);
2288 ctx_exit_on_error(&stream->encoder, "Stream %d: Failed to encode frame",
2289 stream->index);
2290 }
2291
2292
2293 static void update_quantizer_histogram(struct stream_state *stream) {
2294 if (stream->config.cfg.g_pass != VPX_RC_FIRST_PASS) {
2295 int q;
2296
2297 vpx_codec_control(&stream->encoder, VP8E_GET_LAST_QUANTIZER_64, &q);
2298 ctx_exit_on_error(&stream->encoder, "Failed to read quantizer");
2299 stream->counts[q]++;
2300 }
2301 }
2302
2303
2304 static void get_cx_data(struct stream_state *stream,
2305 struct global_config *global,
2306 int *got_data) {
2307 const vpx_codec_cx_pkt_t *pkt;
2308 const struct vpx_codec_enc_cfg *cfg = &stream->config.cfg;
2309 vpx_codec_iter_t iter = NULL;
2310
2311 *got_data = 0;
2312 while ((pkt = vpx_codec_get_cx_data(&stream->encoder, &iter))) {
2313 static size_t fsize = 0;
2314 static off_t ivf_header_pos = 0;
2315
2316 switch (pkt->kind) {
2317 case VPX_CODEC_CX_FRAME_PKT:
2318 if (!(pkt->data.frame.flags & VPX_FRAME_IS_FRAGMENT)) {
2319 stream->frames_out++;
2320 }
2321 if (!global->quiet)
2322 fprintf(stderr, " %6luF", (unsigned long)pkt->data.frame.sz);
2323
2324 update_rate_histogram(&stream->rate_hist, cfg, pkt);
2325 if (stream->config.write_webm) {
2326 /* Update the hash */
2327 if (!stream->ebml.debug)
2328 stream->hash = murmur(pkt->data.frame.buf,
2329 (int)pkt->data.frame.sz,
2330 stream->hash);
2331
2332 write_webm_block(&stream->ebml, cfg, pkt);
2333 } else {
2334 if (pkt->data.frame.partition_id <= 0) {
2335 ivf_header_pos = ftello(stream->file);
2336 fsize = pkt->data.frame.sz;
2337
2338 write_ivf_frame_header(stream->file, pkt);
2339 } else {
2340 fsize += pkt->data.frame.sz;
2341
2342 if (!(pkt->data.frame.flags & VPX_FRAME_IS_FRAGMENT)) {
2343 off_t currpos = ftello(stream->file);
2344 fseeko(stream->file, ivf_header_pos, SEEK_SET);
2345 write_ivf_frame_size(stream->file, fsize);
2346 fseeko(stream->file, currpos, SEEK_SET);
2347 }
2348 }
2349
2350 (void) fwrite(pkt->data.frame.buf, 1, pkt->data.frame.sz,
2351 stream->file);
2352 }
2353 stream->nbytes += pkt->data.raw.sz;
2354
2355 *got_data = 1;
2356 #if CONFIG_DECODERS
2357 if (global->test_decode != TEST_DECODE_OFF && !stream->mismatch_seen) {
2358 vpx_codec_decode(&stream->decoder, pkt->data.frame.buf,
2359 pkt->data.frame.sz, NULL, 0);
2360 if (stream->decoder.err) {
2361 warn_or_exit_on_error(&stream->decoder,
2362 global->test_decode == TEST_DECODE_FATAL,
2363 "Failed to decode frame %d in stream %d",
2364 stream->frames_out + 1, stream->index);
2365 stream->mismatch_seen = stream->frames_out + 1;
2366 }
2367 }
2368 #endif
2369 break;
2370 case VPX_CODEC_STATS_PKT:
2371 stream->frames_out++;
2372 stats_write(&stream->stats,
2373 pkt->data.twopass_stats.buf,
2374 pkt->data.twopass_stats.sz);
2375 stream->nbytes += pkt->data.raw.sz;
2376 break;
2377 case VPX_CODEC_PSNR_PKT:
2378
2379 if (global->show_psnr) {
2380 int i;
2381
2382 stream->psnr_sse_total += pkt->data.psnr.sse[0];
2383 stream->psnr_samples_total += pkt->data.psnr.samples[0];
2384 for (i = 0; i < 4; i++) {
2385 if (!global->quiet)
2386 fprintf(stderr, "%.3f ", pkt->data.psnr.psnr[i]);
2387 stream->psnr_totals[i] += pkt->data.psnr.psnr[i];
2388 }
2389 stream->psnr_count++;
2390 }
2391
2392 break;
2393 default:
2394 break;
2395 }
2396 }
2397 }
2398
2399
2400 static void show_psnr(struct stream_state *stream) {
2401 int i;
2402 double ovpsnr;
2403
2404 if (!stream->psnr_count)
2405 return;
2406
2407 fprintf(stderr, "Stream %d PSNR (Overall/Avg/Y/U/V)", stream->index);
2408 ovpsnr = vp8_mse2psnr((double)stream->psnr_samples_total, 255.0,
2409 (double)stream->psnr_sse_total);
2410 fprintf(stderr, " %.3f", ovpsnr);
2411
2412 for (i = 0; i < 4; i++) {
2413 fprintf(stderr, " %.3f", stream->psnr_totals[i] / stream->psnr_count);
2414 }
2415 fprintf(stderr, "\n");
2416 }
2417
2418
2419 static float usec_to_fps(uint64_t usec, unsigned int frames) {
2420 return (float)(usec > 0 ? frames * 1000000.0 / (float)usec : 0);
2421 }
2422
2423
2424 static void test_decode(struct stream_state *stream,
2425 enum TestDecodeFatality fatal,
2426 const struct codec_item *codec) {
2427 vpx_image_t enc_img, dec_img;
2428
2429 if (stream->mismatch_seen)
2430 return;
2431
2432 /* Get the internal reference frame */
2433 if (codec->fourcc == VP8_FOURCC) {
2434 struct vpx_ref_frame ref_enc, ref_dec;
2435 int width, height;
2436
2437 width = (stream->config.cfg.g_w + 15) & ~15;
2438 height = (stream->config.cfg.g_h + 15) & ~15;
2439 vpx_img_alloc(&ref_enc.img, VPX_IMG_FMT_I420, width, height, 1);
2440 enc_img = ref_enc.img;
2441 vpx_img_alloc(&ref_dec.img, VPX_IMG_FMT_I420, width, height, 1);
2442 dec_img = ref_dec.img;
2443
2444 ref_enc.frame_type = VP8_LAST_FRAME;
2445 ref_dec.frame_type = VP8_LAST_FRAME;
2446 vpx_codec_control(&stream->encoder, VP8_COPY_REFERENCE, &ref_enc);
2447 vpx_codec_control(&stream->decoder, VP8_COPY_REFERENCE, &ref_dec);
2448 } else {
2449 struct vp9_ref_frame ref;
2450
2451 ref.idx = 0;
2452 vpx_codec_control(&stream->encoder, VP9_GET_REFERENCE, &ref);
2453 enc_img = ref.img;
2454 vpx_codec_control(&stream->decoder, VP9_GET_REFERENCE, &ref);
2455 dec_img = ref.img;
2456 }
2457 ctx_exit_on_error(&stream->encoder, "Failed to get encoder reference frame");
2458 ctx_exit_on_error(&stream->decoder, "Failed to get decoder reference frame");
2459
2460 if (!compare_img(&enc_img, &dec_img)) {
2461 int y[4], u[4], v[4];
2462 find_mismatch(&enc_img, &dec_img, y, u, v);
2463 stream->decoder.err = 1;
2464 warn_or_exit_on_error(&stream->decoder, fatal == TEST_DECODE_FATAL,
2465 "Stream %d: Encode/decode mismatch on frame %d at"
2466 " Y[%d, %d] {%d/%d},"
2467 " U[%d, %d] {%d/%d},"
2468 " V[%d, %d] {%d/%d}",
2469 stream->index, stream->frames_out,
2470 y[0], y[1], y[2], y[3],
2471 u[0], u[1], u[2], u[3],
2472 v[0], v[1], v[2], v[3]);
2473 stream->mismatch_seen = stream->frames_out;
2474 }
2475
2476 vpx_img_free(&enc_img);
2477 vpx_img_free(&dec_img);
2478 }
2479
2480
2481 static void print_time(const char *label, int64_t etl) {
2482 int hours, mins, secs;
2483
2484 if (etl >= 0) {
2485 hours = etl / 3600;
2486 etl -= hours * 3600;
2487 mins = etl / 60;
2488 etl -= mins * 60;
2489 secs = etl;
2490
2491 fprintf(stderr, "[%3s %2d:%02d:%02d] ",
2492 label, hours, mins, secs);
2493 } else {
2494 fprintf(stderr, "[%3s unknown] ", label);
2495 }
2496 }
2497
2498 int main(int argc, const char **argv_) {
2499 int pass;
2500 vpx_image_t raw;
2501 int frame_avail, got_data;
2502
2503 struct input_state input = {0};
2504 struct global_config global;
2505 struct stream_state *streams = NULL;
2506 char **argv, **argi;
2507 uint64_t cx_time = 0;
2508 int stream_cnt = 0;
2509 int res = 0;
2510
2511 exec_name = argv_[0];
2512
2513 if (argc < 3)
2514 usage_exit();
2515
2516 /* Setup default input stream settings */
2517 input.framerate.num = 30;
2518 input.framerate.den = 1;
2519 input.use_i420 = 1;
2520
2521 /* First parse the global configuration values, because we want to apply
2522 * other parameters on top of the default configuration provided by the
2523 * codec.
2524 */
2525 argv = argv_dup(argc - 1, argv_ + 1);
2526 parse_global_config(&global, argv);
2527
2528 {
2529 /* Now parse each stream's parameters. Using a local scope here
2530 * due to the use of 'stream' as loop variable in FOREACH_STREAM
2531 * loops
2532 */
2533 struct stream_state *stream = NULL;
2534
2535 do {
2536 stream = new_stream(&global, stream);
2537 stream_cnt++;
2538 if (!streams)
2539 streams = stream;
2540 } while (parse_stream_params(&global, stream, argv));
2541 }
2542
2543 /* Check for unrecognized options */
2544 for (argi = argv; *argi; argi++)
2545 if (argi[0][0] == '-' && argi[0][1])
2546 die("Error: Unrecognized option %s\n", *argi);
2547
2548 /* Handle non-option arguments */
2549 input.fn = argv[0];
2550
2551 if (!input.fn)
2552 usage_exit();
2553
2554 for (pass = global.pass ? global.pass - 1 : 0; pass < global.passes; pass++) {
2555 int frames_in = 0, seen_frames = 0;
2556 int64_t estimated_time_left = -1;
2557 int64_t average_rate = -1;
2558 off_t lagged_count = 0;
2559
2560 open_input_file(&input);
2561
2562 /* If the input file doesn't specify its w/h (raw files), try to get
2563 * the data from the first stream's configuration.
2564 */
2565 if (!input.w || !input.h)
2566 FOREACH_STREAM( {
2567 if (stream->config.cfg.g_w && stream->config.cfg.g_h) {
2568 input.w = stream->config.cfg.g_w;
2569 input.h = stream->config.cfg.g_h;
2570 break;
2571 }
2572 });
2573
2574 /* Update stream configurations from the input file's parameters */
2575 if (!input.w || !input.h)
2576 fatal("Specify stream dimensions with --width (-w) "
2577 " and --height (-h)");
2578 FOREACH_STREAM(set_stream_dimensions(stream, input.w, input.h));
2579 FOREACH_STREAM(validate_stream_config(stream));
2580
2581 /* Ensure that --passes and --pass are consistent. If --pass is set and
2582 * --passes=2, ensure --fpf was set.
2583 */
2584 if (global.pass && global.passes == 2)
2585 FOREACH_STREAM( {
2586 if (!stream->config.stats_fn)
2587 die("Stream %d: Must specify --fpf when --pass=%d"
2588 " and --passes=2\n", stream->index, global.pass);
2589 });
2590
2591 /* Use the frame rate from the file only if none was specified
2592 * on the command-line.
2593 */
2594 if (!global.have_framerate)
2595 global.framerate = input.framerate;
2596
2597 FOREACH_STREAM(set_default_kf_interval(stream, &global));
2598
2599 /* Show configuration */
2600 if (global.verbose && pass == 0)
2601 FOREACH_STREAM(show_stream_config(stream, &global, &input));
2602
2603 if (pass == (global.pass ? global.pass - 1 : 0)) {
2604 if (input.file_type == FILE_TYPE_Y4M)
2605 /*The Y4M reader does its own allocation.
2606 Just initialize this here to avoid problems if we never read any
2607 frames.*/
2608 memset(&raw, 0, sizeof(raw));
2609 else
2610 vpx_img_alloc(&raw,
2611 input.use_i420 ? VPX_IMG_FMT_I420
2612 : VPX_IMG_FMT_YV12,
2613 input.w, input.h, 32);
2614
2615 FOREACH_STREAM(init_rate_histogram(&stream->rate_hist,
2616 &stream->config.cfg,
2617 &global.framerate));
2618 }
2619
2620 FOREACH_STREAM(open_output_file(stream, &global));
2621 FOREACH_STREAM(setup_pass(stream, &global, pass));
2622 FOREACH_STREAM(initialize_encoder(stream, &global));
2623
2624 frame_avail = 1;
2625 got_data = 0;
2626
2627 while (frame_avail || got_data) {
2628 struct vpx_usec_timer timer;
2629
2630 if (!global.limit || frames_in < global.limit) {
2631 frame_avail = read_frame(&input, &raw);
2632
2633 if (frame_avail)
2634 frames_in++;
2635 seen_frames = frames_in > global.skip_frames ?
2636 frames_in - global.skip_frames : 0;
2637
2638 if (!global.quiet) {
2639 float fps = usec_to_fps(cx_time, seen_frames);
2640 fprintf(stderr, "\rPass %d/%d ", pass + 1, global.passes);
2641
2642 if (stream_cnt == 1)
2643 fprintf(stderr,
2644 "frame %4d/%-4d %7"PRId64"B ",
2645 frames_in, streams->frames_out, (int64_t)streams->nbytes);
2646 else
2647 fprintf(stderr, "frame %4d ", frames_in);
2648
2649 fprintf(stderr, "%7"PRId64" %s %.2f %s ",
2650 cx_time > 9999999 ? cx_time / 1000 : cx_time,
2651 cx_time > 9999999 ? "ms" : "us",
2652 fps >= 1.0 ? fps : 1000.0 / fps,
2653 fps >= 1.0 ? "fps" : "ms/f");
2654 print_time("ETA", estimated_time_left);
2655 fprintf(stderr, "\033[K");
2656 }
2657
2658 } else
2659 frame_avail = 0;
2660
2661 if (frames_in > global.skip_frames) {
2662 vpx_usec_timer_start(&timer);
2663 FOREACH_STREAM(encode_frame(stream, &global,
2664 frame_avail ? &raw : NULL,
2665 frames_in));
2666 vpx_usec_timer_mark(&timer);
2667 cx_time += vpx_usec_timer_elapsed(&timer);
2668
2669 FOREACH_STREAM(update_quantizer_histogram(stream));
2670
2671 got_data = 0;
2672 FOREACH_STREAM(get_cx_data(stream, &global, &got_data));
2673
2674 if (!got_data && input.length && !streams->frames_out) {
2675 lagged_count = global.limit ? seen_frames : ftello(input.file);
2676 } else if (input.length) {
2677 int64_t remaining;
2678 int64_t rate;
2679
2680 if (global.limit) {
2681 int frame_in_lagged = (seen_frames - lagged_count) * 1000;
2682
2683 rate = cx_time ? frame_in_lagged * (int64_t)1000000 / cx_time : 0;
2684 remaining = 1000 * (global.limit - global.skip_frames
2685 - seen_frames + lagged_count);
2686 } else {
2687 off_t input_pos = ftello(input.file);
2688 off_t input_pos_lagged = input_pos - lagged_count;
2689 int64_t limit = input.length;
2690
2691 rate = cx_time ? input_pos_lagged * (int64_t)1000000 / cx_time : 0;
2692 remaining = limit - input_pos + lagged_count;
2693 }
2694
2695 average_rate = (average_rate <= 0)
2696 ? rate
2697 : (average_rate * 7 + rate) / 8;
2698 estimated_time_left = average_rate ? remaining / average_rate : -1;
2699 }
2700
2701 if (got_data && global.test_decode != TEST_DECODE_OFF)
2702 FOREACH_STREAM(test_decode(stream, global.test_decode, global.codec));
2703 }
2704
2705 fflush(stdout);
2706 }
2707
2708 if (stream_cnt > 1)
2709 fprintf(stderr, "\n");
2710
2711 if (!global.quiet)
2712 FOREACH_STREAM(fprintf(
2713 stderr,
2714 "\rPass %d/%d frame %4d/%-4d %7"PRId64"B %7lub/f %7"PRId64"b/s"
2715 " %7"PRId64" %s (%.2f fps)\033[K\n", pass + 1,
2716 global.passes, frames_in, stream->frames_out, (int64_t)stream->nbytes,
2717 seen_frames ? (unsigned long)(stream->nbytes * 8 / seen_frames) : 0,
2718 seen_frames ? (int64_t)stream->nbytes * 8
2719 * (int64_t)global.framerate.num / global.framerate.den
2720 / seen_frames
2721 : 0,
2722 stream->cx_time > 9999999 ? stream->cx_time / 1000 : stream->cx_time,
2723 stream->cx_time > 9999999 ? "ms" : "us",
2724 usec_to_fps(stream->cx_time, seen_frames));
2725 );
2726
2727 if (global.show_psnr)
2728 FOREACH_STREAM(show_psnr(stream));
2729
2730 FOREACH_STREAM(vpx_codec_destroy(&stream->encoder));
2731
2732 if (global.test_decode != TEST_DECODE_OFF) {
2733 FOREACH_STREAM(vpx_codec_destroy(&stream->decoder));
2734 }
2735
2736 close_input_file(&input);
2737
2738 if (global.test_decode == TEST_DECODE_FATAL) {
2739 FOREACH_STREAM(res |= stream->mismatch_seen);
2740 }
2741 FOREACH_STREAM(close_output_file(stream, global.codec->fourcc));
2742
2743 FOREACH_STREAM(stats_close(&stream->stats, global.passes - 1));
2744
2745 if (global.pass)
2746 break;
2747 }
2748
2749 if (global.show_q_hist_buckets)
2750 FOREACH_STREAM(show_q_histogram(stream->counts,
2751 global.show_q_hist_buckets));
2752
2753 if (global.show_rate_hist_buckets)
2754 FOREACH_STREAM(show_rate_histogram(&stream->rate_hist,
2755 &stream->config.cfg,
2756 global.show_rate_hist_buckets));
2757 FOREACH_STREAM(destroy_rate_histogram(&stream->rate_hist));
2758
2759 #if CONFIG_INTERNAL_STATS
2760 /* TODO(jkoleszar): This doesn't belong in this executable. Do it for now,
2761 * to match some existing utilities.
2762 */
2763 FOREACH_STREAM({
2764 FILE *f = fopen("opsnr.stt", "a");
2765 if (stream->mismatch_seen) {
2766 fprintf(f, "First mismatch occurred in frame %d\n",
2767 stream->mismatch_seen);
2768 } else {
2769 fprintf(f, "No mismatch detected in recon buffers\n");
2770 }
2771 fclose(f);
2772 });
2773 #endif
2774
2775 vpx_img_free(&raw);
2776 free(argv);
2777 free(streams);
2778 return res ? EXIT_FAILURE : EXIT_SUCCESS;
2779 }
AV1 Codec Library