2 * Copyright (c) 2010 The VP8 project authors. All Rights Reserved.
4 * Use of this source code is governed by a BSD-style license and patent
5 * grant that can be found in the LICENSE file in the root of the source
6 * tree. All contributing project authors may be found in the AUTHORS
7 * file in the root of the source tree.
11 /* This is a simple program that encodes YV12 files and generates ivf
12 * files using the new interface.
15 #define USE_POSIX_MMAP 0
17 #define USE_POSIX_MMAP 1
24 #include "vpx/vpx_encoder.h"
26 #include <sys/types.h>
32 #include "vpx_config.h"
33 #include "vpx/vp8cx.h"
34 #include "vpx_ports/mem_ops.h"
35 #include "vpx_ports/vpx_timer.h"
37 static const char *exec_name;
39 static const struct codec_item
42 const vpx_codec_iface_t *iface;
46 #if CONFIG_EXPERIMENTAL && CONFIG_VP8_ENCODER
47 {"vp8x", &vpx_codec_vp8x_cx_algo, 0x78385056},
49 #if CONFIG_VP8_ENCODER
50 {"vp8", &vpx_codec_vp8_cx_algo, 0x30385056},
54 static void usage_exit();
56 void die(const char *fmt, ...)
65 static void ctx_exit_on_error(vpx_codec_ctx_t *ctx, const char *s)
69 const char *detail = vpx_codec_error_detail(ctx);
71 printf("%s: %s\n", s, vpx_codec_error(ctx));
74 printf(" %s\n", detail);
80 /* This structure is used to abstract the different ways of handling
81 * first pass statistics.
92 int stats_open_file(stats_io_t *stats, const char *fpf, int pass)
100 stats->file = fopen(fpf, "wb");
102 stats->buf.buf = NULL,
103 res = (stats->file != NULL);
109 struct stat stat_buf;
112 fd = open(fpf, O_RDONLY);
113 stats->file = fdopen(fd, "rb");
114 fstat(fd, &stat_buf);
115 stats->buf.sz = stat_buf.st_size;
116 stats->buf.buf = mmap(NULL, stats->buf.sz, PROT_READ, MAP_PRIVATE,
118 res = (stats->buf.buf != NULL);
122 stats->file = fopen(fpf, "rb");
124 if (fseek(stats->file, 0, SEEK_END))
126 fprintf(stderr, "First-pass stats file must be seekable!\n");
130 stats->buf.sz = stats->buf_alloc_sz = ftell(stats->file);
133 stats->buf.buf = malloc(stats->buf_alloc_sz);
137 fprintf(stderr, "Failed to allocate first-pass stats buffer (%d bytes)\n",
138 stats->buf_alloc_sz);
142 nbytes = fread(stats->buf.buf, 1, stats->buf.sz, stats->file);
143 res = (nbytes == stats->buf.sz);
150 int stats_open_mem(stats_io_t *stats, int pass)
158 stats->buf_alloc_sz = 64 * 1024;
159 stats->buf.buf = malloc(stats->buf_alloc_sz);
162 stats->buf_ptr = stats->buf.buf;
163 res = (stats->buf.buf != NULL);
168 void stats_close(stats_io_t *stats)
172 if (stats->pass == 1)
176 munmap(stats->buf.buf, stats->buf.sz);
178 free(stats->buf.buf);
187 if (stats->pass == 1)
188 free(stats->buf.buf);
192 void stats_write(stats_io_t *stats, const void *pkt, size_t len)
196 fwrite(pkt, 1, len, stats->file);
200 if (stats->buf.sz + len > stats->buf_alloc_sz)
202 size_t new_sz = stats->buf_alloc_sz + 64 * 1024;
203 char *new_ptr = realloc(stats->buf.buf, new_sz);
207 stats->buf_ptr = new_ptr + (stats->buf_ptr - (char *)stats->buf.buf);
208 stats->buf.buf = new_ptr;
209 stats->buf_alloc_sz = new_sz;
213 memcpy(stats->buf_ptr, pkt, len);
214 stats->buf.sz += len;
215 stats->buf_ptr += len;
219 vpx_fixed_buf_t stats_get(stats_io_t *stats)
224 #define IVF_FRAME_HDR_SZ (4+8) /* 4 byte size + 8 byte timestamp */
225 static int read_frame(FILE *f, vpx_image_t *img, unsigned int is_ivf)
231 char junk[IVF_FRAME_HDR_SZ];
233 /* Skip the frame header. We know how big the frame should be. See
234 * write_ivf_frame_header() for documentation on the frame header
237 fread(junk, 1, IVF_FRAME_HDR_SZ, f);
240 for (plane = 0; plane < 3; plane++)
243 int w = (plane ? (1 + img->d_w) / 2 : img->d_w);
244 int h = (plane ? (1 + img->d_h) / 2 : img->d_h);
247 /* Determine the correct plane based on the image format. The for-loop
248 * always counts in Y,U,V order, but this may not match the order of
254 ptr = img->planes[img->fmt==VPX_IMG_FMT_YV12? VPX_PLANE_V : VPX_PLANE_U];
257 ptr = img->planes[img->fmt==VPX_IMG_FMT_YV12?VPX_PLANE_U : VPX_PLANE_V];
260 ptr = img->planes[plane];
263 for (r = 0; r < h; r++)
266 ptr += img->stride[plane];
274 #define IVF_FILE_HDR_SZ (32)
275 unsigned int file_is_ivf(FILE *infile,
276 unsigned int *fourcc,
278 unsigned int *height)
280 char raw_hdr[IVF_FILE_HDR_SZ];
283 /* See write_ivf_file_header() for more documentation on the file header
286 if (fread(raw_hdr, 1, IVF_FILE_HDR_SZ, infile) == IVF_FILE_HDR_SZ)
288 if (raw_hdr[0] == 'D' && raw_hdr[1] == 'K'
289 && raw_hdr[2] == 'I' && raw_hdr[3] == 'F')
293 if (mem_get_le16(raw_hdr + 4) != 0)
294 fprintf(stderr, "Error: Unrecognized IVF version! This file may not"
295 " decode properly.");
297 *fourcc = mem_get_le32(raw_hdr + 8);
303 *width = mem_get_le16(raw_hdr + 12);
304 *height = mem_get_le16(raw_hdr + 14);
313 static void write_ivf_file_header(FILE *outfile,
314 const vpx_codec_enc_cfg_t *cfg,
320 if (cfg->g_pass != VPX_RC_ONE_PASS && cfg->g_pass != VPX_RC_LAST_PASS)
327 mem_put_le16(header + 4, 0); /* version */
328 mem_put_le16(header + 6, 32); /* headersize */
329 mem_put_le32(header + 8, fourcc); /* headersize */
330 mem_put_le16(header + 12, cfg->g_w); /* width */
331 mem_put_le16(header + 14, cfg->g_h); /* height */
332 mem_put_le32(header + 16, cfg->g_timebase.den); /* rate */
333 mem_put_le32(header + 20, cfg->g_timebase.num); /* scale */
334 mem_put_le32(header + 24, frame_cnt); /* length */
335 mem_put_le32(header + 28, 0); /* unused */
337 fwrite(header, 1, 32, outfile);
341 static void write_ivf_frame_header(FILE *outfile,
342 const vpx_codec_cx_pkt_t *pkt)
347 if (pkt->kind != VPX_CODEC_CX_FRAME_PKT)
350 pts = pkt->data.frame.pts;
351 mem_put_le32(header, pkt->data.frame.sz);
352 mem_put_le32(header + 4, pts & 0xFFFFFFFF);
353 mem_put_le32(header + 8, pts >> 32);
355 fwrite(header, 1, 12, outfile);
360 static const arg_def_t use_yv12 = ARG_DEF(NULL, "yv12", 0,
361 "Input file is YV12 ");
362 static const arg_def_t use_i420 = ARG_DEF(NULL, "i420", 0,
363 "Input file is I420 (default)");
364 static const arg_def_t codecarg = ARG_DEF(NULL, "codec", 1,
366 static const arg_def_t passes = ARG_DEF("p", "passes", 1,
367 "Number of passes (1/2)");
368 static const arg_def_t pass_arg = ARG_DEF(NULL, "pass", 1,
369 "Pass to execute (1/2)");
370 static const arg_def_t fpf_name = ARG_DEF(NULL, "fpf", 1,
371 "First pass statistics file name");
372 static const arg_def_t limit = ARG_DEF(NULL, "limit", 1,
373 "Stop encoding after n input frames");
374 static const arg_def_t deadline = ARG_DEF("d", "deadline", 1,
375 "Deadline per frame (usec)");
376 static const arg_def_t best_dl = ARG_DEF(NULL, "best", 0,
377 "Use Best Quality Deadline");
378 static const arg_def_t good_dl = ARG_DEF(NULL, "good", 0,
379 "Use Good Quality Deadline");
380 static const arg_def_t rt_dl = ARG_DEF(NULL, "rt", 0,
381 "Use Realtime Quality Deadline");
382 static const arg_def_t verbosearg = ARG_DEF("v", "verbose", 0,
383 "Show encoder parameters");
384 static const arg_def_t psnrarg = ARG_DEF(NULL, "psnr", 0,
385 "Show PSNR in status line");
386 static const arg_def_t *main_args[] =
388 &codecarg, &passes, &pass_arg, &fpf_name, &limit, &deadline, &best_dl, &good_dl, &rt_dl,
389 &verbosearg, &psnrarg,
393 static const arg_def_t usage = ARG_DEF("u", "usage", 1,
394 "Usage profile number to use");
395 static const arg_def_t threads = ARG_DEF("t", "threads", 1,
396 "Max number of threads to use");
397 static const arg_def_t profile = ARG_DEF(NULL, "profile", 1,
398 "Bitstream profile number to use");
399 static const arg_def_t width = ARG_DEF("w", "width", 1,
401 static const arg_def_t height = ARG_DEF("h", "height", 1,
403 static const arg_def_t timebase = ARG_DEF(NULL, "timebase", 1,
404 "Stream timebase (frame duration)");
405 static const arg_def_t error_resilient = ARG_DEF(NULL, "error-resilient", 1,
406 "Enable error resiliency features");
407 static const arg_def_t lag_in_frames = ARG_DEF(NULL, "lag-in-frames", 1,
408 "Max number of frames to lag");
410 static const arg_def_t *global_args[] =
412 &use_yv12, &use_i420, &usage, &threads, &profile,
413 &width, &height, &timebase, &error_resilient,
417 static const arg_def_t dropframe_thresh = ARG_DEF(NULL, "drop-frame", 1,
418 "Temporal resampling threshold (buf %)");
419 static const arg_def_t resize_allowed = ARG_DEF(NULL, "resize-allowed", 1,
420 "Spatial resampling enabled (bool)");
421 static const arg_def_t resize_up_thresh = ARG_DEF(NULL, "resize-up", 1,
422 "Upscale threshold (buf %)");
423 static const arg_def_t resize_down_thresh = ARG_DEF(NULL, "resize-down", 1,
424 "Downscale threshold (buf %)");
425 static const arg_def_t end_usage = ARG_DEF(NULL, "end-usage", 1,
427 static const arg_def_t target_bitrate = ARG_DEF(NULL, "target-bitrate", 1,
429 static const arg_def_t min_quantizer = ARG_DEF(NULL, "min-q", 1,
430 "Minimum (best) quantizer");
431 static const arg_def_t max_quantizer = ARG_DEF(NULL, "max-q", 1,
432 "Maximum (worst) quantizer");
433 static const arg_def_t undershoot_pct = ARG_DEF(NULL, "undershoot-pct", 1,
434 "Datarate undershoot (min) target (%)");
435 static const arg_def_t overshoot_pct = ARG_DEF(NULL, "overshoot-pct", 1,
436 "Datarate overshoot (max) target (%)");
437 static const arg_def_t buf_sz = ARG_DEF(NULL, "buf-sz", 1,
438 "Client buffer size (ms)");
439 static const arg_def_t buf_initial_sz = ARG_DEF(NULL, "buf-initial-sz", 1,
440 "Client initial buffer size (ms)");
441 static const arg_def_t buf_optimal_sz = ARG_DEF(NULL, "buf-optimal-sz", 1,
442 "Client optimal buffer size (ms)");
443 static const arg_def_t *rc_args[] =
445 &dropframe_thresh, &resize_allowed, &resize_up_thresh, &resize_down_thresh,
446 &end_usage, &target_bitrate, &min_quantizer, &max_quantizer,
447 &undershoot_pct, &overshoot_pct, &buf_sz, &buf_initial_sz, &buf_optimal_sz,
452 static const arg_def_t bias_pct = ARG_DEF(NULL, "bias-pct", 1,
453 "CBR/VBR bias (0=CBR, 100=VBR)");
454 static const arg_def_t minsection_pct = ARG_DEF(NULL, "minsection-pct", 1,
455 "GOP min bitrate (% of target)");
456 static const arg_def_t maxsection_pct = ARG_DEF(NULL, "maxsection-pct", 1,
457 "GOP max bitrate (% of target)");
458 static const arg_def_t *rc_twopass_args[] =
460 &bias_pct, &minsection_pct, &maxsection_pct, NULL
464 static const arg_def_t kf_min_dist = ARG_DEF(NULL, "kf-min-dist", 1,
465 "Minimum keyframe interval (frames)");
466 static const arg_def_t kf_max_dist = ARG_DEF(NULL, "kf-max-dist", 1,
467 "Maximum keyframe interval (frames)");
468 static const arg_def_t *kf_args[] =
470 &kf_min_dist, &kf_max_dist, NULL
474 #if CONFIG_VP8_ENCODER
475 static const arg_def_t noise_sens = ARG_DEF(NULL, "noise-sensitivity", 1,
476 "Noise sensitivity (frames to blur)");
477 static const arg_def_t sharpness = ARG_DEF(NULL, "sharpness", 1,
478 "Filter sharpness (0-7)");
479 static const arg_def_t static_thresh = ARG_DEF(NULL, "static-thresh", 1,
480 "Motion detection threshold");
483 #if CONFIG_VP8_ENCODER
484 static const arg_def_t cpu_used = ARG_DEF(NULL, "cpu-used", 1,
485 "CPU Used (-16..16)");
489 #if CONFIG_VP8_ENCODER
490 static const arg_def_t token_parts = ARG_DEF(NULL, "token-parts", 1,
491 "Number of token partitions to use, log2");
492 static const arg_def_t auto_altref = ARG_DEF(NULL, "auto-alt-ref", 1,
493 "Enable automatic alt reference frames");
494 static const arg_def_t arnr_maxframes = ARG_DEF(NULL, "arnr-maxframes", 1,
495 "alt_ref Max Frames");
496 static const arg_def_t arnr_strength = ARG_DEF(NULL, "arnr-strength", 1,
498 static const arg_def_t arnr_type = ARG_DEF(NULL, "arnr-type", 1,
501 static const arg_def_t *vp8_args[] =
503 &cpu_used, &auto_altref, &noise_sens, &sharpness, &static_thresh,
504 &token_parts, &arnr_maxframes, &arnr_strength, &arnr_type, NULL
506 static const int vp8_arg_ctrl_map[] =
508 VP8E_SET_CPUUSED, VP8E_SET_ENABLEAUTOALTREF,
509 VP8E_SET_NOISE_SENSITIVITY, VP8E_SET_SHARPNESS, VP8E_SET_STATIC_THRESHOLD,
510 VP8E_SET_TOKEN_PARTITIONS,
511 VP8E_SET_ARNR_MAXFRAMES, VP8E_SET_ARNR_STRENGTH , VP8E_SET_ARNR_TYPE, 0
515 static const arg_def_t *no_args[] = { NULL };
517 static void usage_exit()
521 printf("Usage: %s <options> src_filename dst_filename\n", exec_name);
523 printf("\n_options:\n");
524 arg_show_usage(stdout, main_args);
525 printf("\n_encoder Global Options:\n");
526 arg_show_usage(stdout, global_args);
527 printf("\n_rate Control Options:\n");
528 arg_show_usage(stdout, rc_args);
529 printf("\n_twopass Rate Control Options:\n");
530 arg_show_usage(stdout, rc_twopass_args);
531 printf("\n_keyframe Placement Options:\n");
532 arg_show_usage(stdout, kf_args);
533 #if CONFIG_VP8_ENCODER
534 printf("\n_vp8 Specific Options:\n");
535 arg_show_usage(stdout, vp8_args);
538 "Included encoders:\n"
541 for (i = 0; i < sizeof(codecs) / sizeof(codecs[0]); i++)
542 printf(" %-6s - %s\n",
544 vpx_codec_iface_name(codecs[i].iface));
549 #define ARG_CTRL_CNT_MAX 10
552 int main(int argc, const char **argv_)
554 vpx_codec_ctx_t encoder;
555 const char *in_fn = NULL, *out_fn = NULL, *stats_fn = NULL;
557 FILE *infile, *outfile;
558 vpx_codec_enc_cfg_t cfg;
560 int pass, one_pass_only = 0;
563 const struct codec_item *codec = codecs;
564 int frame_avail, got_data;
567 char **argv, **argi, **argj;
568 int arg_usage = 0, arg_passes = 1, arg_deadline = 0;
569 int arg_ctrls[ARG_CTRL_CNT_MAX][2], arg_ctrl_cnt = 0;
571 static const arg_def_t **ctrl_args = no_args;
572 static const int *ctrl_args_map = NULL;
573 int verbose = 0, show_psnr = 0;
574 int arg_use_i420 = 1;
575 unsigned long cx_time = 0;
576 unsigned int is_ivf, fourcc;
578 exec_name = argv_[0];
584 /* First parse the codec and usage values, because we want to apply other
585 * parameters on top of the default configuration provided by the codec.
587 argv = argv_dup(argc - 1, argv_ + 1);
589 for (argi = argj = argv; (*argj = *argi); argi += arg.argv_step)
593 if (arg_match(&arg, &codecarg, argi))
597 for (j = 0; j < sizeof(codecs) / sizeof(codecs[0]); j++)
598 if (!strcmp(codecs[j].name, arg.val))
604 die("Error: Unrecognized argument (%s) to --codec\n",
608 else if (arg_match(&arg, &passes, argi))
610 arg_passes = arg_parse_uint(&arg);
612 if (arg_passes < 1 || arg_passes > 2)
613 die("Error: Invalid number of passes (%d)\n", arg_passes);
615 else if (arg_match(&arg, &pass_arg, argi))
617 one_pass_only = arg_parse_uint(&arg);
619 if (one_pass_only < 1 || one_pass_only > 2)
620 die("Error: Invalid pass selected (%d)\n", one_pass_only);
622 else if (arg_match(&arg, &fpf_name, argi))
624 else if (arg_match(&arg, &usage, argi))
625 arg_usage = arg_parse_uint(&arg);
626 else if (arg_match(&arg, &deadline, argi))
627 arg_deadline = arg_parse_uint(&arg);
628 else if (arg_match(&arg, &best_dl, argi))
629 arg_deadline = VPX_DL_BEST_QUALITY;
630 else if (arg_match(&arg, &good_dl, argi))
631 arg_deadline = VPX_DL_GOOD_QUALITY;
632 else if (arg_match(&arg, &rt_dl, argi))
633 arg_deadline = VPX_DL_REALTIME;
634 else if (arg_match(&arg, &use_yv12, argi))
638 else if (arg_match(&arg, &use_i420, argi))
642 else if (arg_match(&arg, &verbosearg, argi))
644 else if (arg_match(&arg, &limit, argi))
645 arg_limit = arg_parse_uint(&arg);
646 else if (arg_match(&arg, &psnrarg, argi))
652 /* Ensure that --passes and --pass are consistent. If --pass is set and --passes=2,
653 * ensure --fpf was set.
657 /* DWIM: Assume the user meant passes=2 if pass=2 is specified */
658 if (one_pass_only > arg_passes)
660 printf("Warning: Assuming --pass=%d implies --passes=%d\n",
661 one_pass_only, one_pass_only);
662 arg_passes = one_pass_only;
665 if (arg_passes == 2 && !stats_fn)
666 die("Must specify --fpf when --pass=%d and --passes=2\n", one_pass_only);
669 /* Populate encoder configuration */
670 res = vpx_codec_enc_config_default(codec->iface, &cfg, arg_usage);
674 printf("Failed to get config: %s\n", vpx_codec_err_to_string(res));
678 /* Now parse the remainder of the parameters. */
679 for (argi = argj = argv; (*argj = *argi); argi += arg.argv_step)
684 else if (arg_match(&arg, &threads, argi))
685 cfg.g_threads = arg_parse_uint(&arg);
686 else if (arg_match(&arg, &profile, argi))
687 cfg.g_profile = arg_parse_uint(&arg);
688 else if (arg_match(&arg, &width, argi))
689 cfg.g_w = arg_parse_uint(&arg);
690 else if (arg_match(&arg, &height, argi))
691 cfg.g_h = arg_parse_uint(&arg);
692 else if (arg_match(&arg, &timebase, argi))
693 cfg.g_timebase = arg_parse_rational(&arg);
694 else if (arg_match(&arg, &error_resilient, argi))
695 cfg.g_error_resilient = arg_parse_uint(&arg);
696 else if (arg_match(&arg, &lag_in_frames, argi))
697 cfg.g_lag_in_frames = arg_parse_uint(&arg);
698 else if (arg_match(&arg, &dropframe_thresh, argi))
699 cfg.rc_dropframe_thresh = arg_parse_uint(&arg);
700 else if (arg_match(&arg, &resize_allowed, argi))
701 cfg.rc_resize_allowed = arg_parse_uint(&arg);
702 else if (arg_match(&arg, &resize_up_thresh, argi))
703 cfg.rc_resize_up_thresh = arg_parse_uint(&arg);
704 else if (arg_match(&arg, &resize_down_thresh, argi))
705 cfg.rc_resize_down_thresh = arg_parse_uint(&arg);
706 else if (arg_match(&arg, &resize_down_thresh, argi))
707 cfg.rc_resize_down_thresh = arg_parse_uint(&arg);
708 else if (arg_match(&arg, &end_usage, argi))
709 cfg.rc_end_usage = arg_parse_uint(&arg);
710 else if (arg_match(&arg, &target_bitrate, argi))
711 cfg.rc_target_bitrate = arg_parse_uint(&arg);
712 else if (arg_match(&arg, &min_quantizer, argi))
713 cfg.rc_min_quantizer = arg_parse_uint(&arg);
714 else if (arg_match(&arg, &max_quantizer, argi))
715 cfg.rc_max_quantizer = arg_parse_uint(&arg);
716 else if (arg_match(&arg, &undershoot_pct, argi))
717 cfg.rc_undershoot_pct = arg_parse_uint(&arg);
718 else if (arg_match(&arg, &overshoot_pct, argi))
719 cfg.rc_overshoot_pct = arg_parse_uint(&arg);
720 else if (arg_match(&arg, &buf_sz, argi))
721 cfg.rc_buf_sz = arg_parse_uint(&arg);
722 else if (arg_match(&arg, &buf_initial_sz, argi))
723 cfg.rc_buf_initial_sz = arg_parse_uint(&arg);
724 else if (arg_match(&arg, &buf_optimal_sz, argi))
725 cfg.rc_buf_optimal_sz = arg_parse_uint(&arg);
726 else if (arg_match(&arg, &bias_pct, argi))
728 cfg.rc_2pass_vbr_bias_pct = arg_parse_uint(&arg);
731 printf("Warning: option %s ignored in one-pass mode.\n",
734 else if (arg_match(&arg, &minsection_pct, argi))
736 cfg.rc_2pass_vbr_minsection_pct = arg_parse_uint(&arg);
739 printf("Warning: option %s ignored in one-pass mode.\n",
742 else if (arg_match(&arg, &maxsection_pct, argi))
744 cfg.rc_2pass_vbr_maxsection_pct = arg_parse_uint(&arg);
747 printf("Warning: option %s ignored in one-pass mode.\n",
750 else if (arg_match(&arg, &kf_min_dist, argi))
751 cfg.kf_min_dist = arg_parse_uint(&arg);
752 else if (arg_match(&arg, &kf_max_dist, argi))
753 cfg.kf_max_dist = arg_parse_uint(&arg);
758 /* Handle codec specific options */
759 #if CONFIG_VP8_ENCODER
761 if (codec->iface == &vpx_codec_vp8_cx_algo)
763 ctrl_args = vp8_args;
764 ctrl_args_map = vp8_arg_ctrl_map;
769 for (argi = argj = argv; (*argj = *argi); argi += arg.argv_step)
775 for (i = 0; ctrl_args[i]; i++)
777 if (arg_match(&arg, ctrl_args[i], argi))
781 if (arg_ctrl_cnt < ARG_CTRL_CNT_MAX)
783 arg_ctrls[arg_ctrl_cnt][0] = ctrl_args_map[i];
784 arg_ctrls[arg_ctrl_cnt][1] = arg_parse_int(&arg);
794 /* Check for unrecognized options */
795 for (argi = argv; *argi; argi++)
796 if (argi[0][0] == '-')
797 die("Error: Unrecognized option %s\n", *argi);
799 /* Handle non-option arguments */
803 if (!in_fn || !out_fn)
806 /* Parse certain options from the input file, if possible */
807 infile = fopen(in_fn, "rb");
811 printf("Failed to open input file");
815 is_ivf = file_is_ivf(infile, &fourcc, &cfg.g_w, &cfg.g_h);
828 printf("Unsupported fourcc (%08x) in IVF\n", fourcc);
836 #define SHOW(field) printf(" %-28s = %d\n", #field, cfg.field)
840 printf("Codec: %s\n", vpx_codec_iface_name(codec->iface));
841 printf("Source file: %s Format: %s\n", in_fn, arg_use_i420 ? "I420" : "YV12");
842 printf("Destination file: %s\n", out_fn);
843 printf("Encoder parameters:\n");
850 SHOW(g_timebase.num);
851 SHOW(g_timebase.den);
852 SHOW(g_error_resilient);
854 SHOW(g_lag_in_frames);
855 SHOW(rc_dropframe_thresh);
856 SHOW(rc_resize_allowed);
857 SHOW(rc_resize_up_thresh);
858 SHOW(rc_resize_down_thresh);
860 SHOW(rc_target_bitrate);
861 SHOW(rc_min_quantizer);
862 SHOW(rc_max_quantizer);
863 SHOW(rc_undershoot_pct);
864 SHOW(rc_overshoot_pct);
866 SHOW(rc_buf_initial_sz);
867 SHOW(rc_buf_optimal_sz);
868 SHOW(rc_2pass_vbr_bias_pct);
869 SHOW(rc_2pass_vbr_minsection_pct);
870 SHOW(rc_2pass_vbr_maxsection_pct);
876 vpx_img_alloc(&raw, arg_use_i420 ? VPX_IMG_FMT_I420 : VPX_IMG_FMT_YV12,
877 cfg.g_w, cfg.g_h, 1);
879 // This was added so that ivfenc will create monotically increasing
880 // timestamps. Since we create new timestamps for alt-reference frames
881 // we need to make room in the series of timestamps. Since there can
882 // only be 1 alt-ref frame ( current bitstream) multiplying by 2
883 // gives us enough room.
884 cfg.g_timebase.den *= 2;
886 memset(&stats, 0, sizeof(stats));
888 for (pass = one_pass_only ? one_pass_only - 1 : 0; pass < arg_passes; pass++)
890 int frames_in = 0, frames_out = 0;
891 unsigned long nbytes = 0;
893 infile = fopen(in_fn, "rb");
897 printf("Failed to open input file");
901 outfile = fopen(out_fn, "wb");
905 printf("Failed to open output file");
911 if (!stats_open_file(&stats, stats_fn, pass))
913 printf("Failed to open statistics store\n");
919 if (!stats_open_mem(&stats, pass))
921 printf("Failed to open statistics store\n");
926 cfg.g_pass = arg_passes == 2
927 ? pass ? VPX_RC_LAST_PASS : VPX_RC_FIRST_PASS
929 #if VPX_ENCODER_ABI_VERSION > (1 + VPX_CODEC_ABI_VERSION)
933 cfg.rc_twopass_stats_in = stats_get(&stats);
938 write_ivf_file_header(outfile, &cfg, codec->fourcc, 0);
941 /* Construct Encoder Context */
942 if (cfg.kf_min_dist == cfg.kf_max_dist)
943 cfg.kf_mode = VPX_KF_FIXED;
945 vpx_codec_enc_init(&encoder, codec->iface, &cfg,
946 show_psnr ? VPX_CODEC_USE_PSNR : 0);
947 ctx_exit_on_error(&encoder, "Failed to initialize encoder");
949 /* Note that we bypass the vpx_codec_control wrapper macro because
950 * we're being clever to store the control IDs in an array. Real
951 * applications will want to make use of the enumerations directly
953 for (i = 0; i < arg_ctrl_cnt; i++)
955 if (vpx_codec_control_(&encoder, arg_ctrls[i][0], arg_ctrls[i][1]))
956 printf("Error: Tried to set control %d = %d\n",
957 arg_ctrls[i][0], arg_ctrls[i][1]);
959 ctx_exit_on_error(&encoder, "Failed to control codec");
965 while (frame_avail || got_data)
967 vpx_codec_iter_t iter = NULL;
968 const vpx_codec_cx_pkt_t *pkt;
969 struct vpx_usec_timer timer;
971 if (!arg_limit || frames_in < arg_limit)
973 frame_avail = read_frame(infile, &raw, is_ivf);
978 printf("\rPass %d/%d frame %4d/%-4d %7ldB \033[K", pass + 1,
979 arg_passes, frames_in, frames_out, nbytes);
984 vpx_usec_timer_start(&timer);
986 // since we halved our timebase we need to double the timestamps
987 // and duration we pass in.
988 vpx_codec_encode(&encoder, frame_avail ? &raw : NULL, (frames_in - 1) * 2,
990 vpx_usec_timer_mark(&timer);
991 cx_time += vpx_usec_timer_elapsed(&timer);
992 ctx_exit_on_error(&encoder, "Failed to encode frame");
995 while ((pkt = vpx_codec_get_cx_data(&encoder, &iter)))
1001 case VPX_CODEC_CX_FRAME_PKT:
1004 (unsigned long)pkt->data.frame.sz);
1005 write_ivf_frame_header(outfile, pkt);
1006 fwrite(pkt->data.frame.buf, 1, pkt->data.frame.sz, outfile);
1007 nbytes += pkt->data.raw.sz;
1009 case VPX_CODEC_STATS_PKT:
1012 (unsigned long)pkt->data.twopass_stats.sz);
1014 pkt->data.twopass_stats.buf,
1015 pkt->data.twopass_stats.sz);
1016 nbytes += pkt->data.raw.sz;
1018 case VPX_CODEC_PSNR_PKT:
1024 for (i = 0; i < 4; i++)
1025 printf("%.3lf ", pkt->data.psnr.psnr[i]);
1037 /* this bitrate calc is simplified and relies on the fact that this
1038 * application uses 1/timebase for framerate.
1040 printf("\rPass %d/%d frame %4d/%-4d %7ldB %7ldb/f %7"PRId64"b/s"
1041 " %7lu %s (%.2f fps)\033[K", pass + 1,
1042 arg_passes, frames_in, frames_out, nbytes, nbytes * 8 / frames_in,
1043 nbytes * 8 *(int64_t)cfg.g_timebase.den/2/ cfg.g_timebase.num / frames_in,
1044 cx_time > 9999999 ? cx_time / 1000 : cx_time,
1045 cx_time > 9999999 ? "ms" : "us",
1046 (float)frames_in * 1000000.0 / (float)cx_time);
1048 vpx_codec_destroy(&encoder);
1052 if (!fseek(outfile, 0, SEEK_SET))
1053 write_ivf_file_header(outfile, &cfg, codec->fourcc, frames_out);
1056 stats_close(&stats);
1065 return EXIT_SUCCESS;