2 * Copyright (c) 2010 The WebM project authors. All Rights Reserved.
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.
12 /* This is a simple program that encodes YV12 files and generates ivf
13 * files using the new interface.
16 #define USE_POSIX_MMAP 0
18 #define USE_POSIX_MMAP 1
26 #include "vpx/vpx_encoder.h"
28 #include <sys/types.h>
34 #include "vpx_version.h"
35 #include "vpx/vp8cx.h"
36 #include "vpx_ports/mem_ops.h"
37 #include "vpx_ports/vpx_timer.h"
39 #include "libmkv/EbmlWriter.h"
40 #include "libmkv/EbmlIDs.h"
42 /* Need special handling of these functions on Windows */
44 /* MSVS doesn't define off_t, and uses _f{seek,tell}i64 */
45 typedef __int64 off_t
;
46 #define fseeko _fseeki64
47 #define ftello _ftelli64
49 /* MinGW defines off_t, and uses f{seek,tell}o64 */
50 #define fseeko fseeko64
51 #define ftello ftello64
55 #define LITERALU64(n) n
57 #define LITERALU64(n) n##LLU
60 static const char *exec_name
;
62 static const struct codec_item
65 const vpx_codec_iface_t
*iface
;
69 #if CONFIG_VP8_ENCODER
70 {"vp8", &vpx_codec_vp8_cx_algo
, 0x30385056},
74 static void usage_exit();
76 void die(const char *fmt
, ...)
80 vfprintf(stderr
, fmt
, ap
);
81 fprintf(stderr
, "\n");
85 static void ctx_exit_on_error(vpx_codec_ctx_t
*ctx
, const char *s
)
89 const char *detail
= vpx_codec_error_detail(ctx
);
91 fprintf(stderr
, "%s: %s\n", s
, vpx_codec_error(ctx
));
94 fprintf(stderr
, " %s\n", detail
);
100 /* This structure is used to abstract the different ways of handling
101 * first pass statistics.
112 int stats_open_file(stats_io_t
*stats
, const char *fpf
, int pass
)
120 stats
->file
= fopen(fpf
, "wb");
122 stats
->buf
.buf
= NULL
,
123 res
= (stats
->file
!= NULL
);
129 struct stat stat_buf
;
132 fd
= open(fpf
, O_RDONLY
);
133 stats
->file
= fdopen(fd
, "rb");
134 fstat(fd
, &stat_buf
);
135 stats
->buf
.sz
= stat_buf
.st_size
;
136 stats
->buf
.buf
= mmap(NULL
, stats
->buf
.sz
, PROT_READ
, MAP_PRIVATE
,
138 res
= (stats
->buf
.buf
!= NULL
);
142 stats
->file
= fopen(fpf
, "rb");
144 if (fseek(stats
->file
, 0, SEEK_END
))
146 fprintf(stderr
, "First-pass stats file must be seekable!\n");
150 stats
->buf
.sz
= stats
->buf_alloc_sz
= ftell(stats
->file
);
153 stats
->buf
.buf
= malloc(stats
->buf_alloc_sz
);
157 fprintf(stderr
, "Failed to allocate first-pass stats buffer (%d bytes)\n",
158 stats
->buf_alloc_sz
);
162 nbytes
= fread(stats
->buf
.buf
, 1, stats
->buf
.sz
, stats
->file
);
163 res
= (nbytes
== stats
->buf
.sz
);
170 int stats_open_mem(stats_io_t
*stats
, int pass
)
178 stats
->buf_alloc_sz
= 64 * 1024;
179 stats
->buf
.buf
= malloc(stats
->buf_alloc_sz
);
182 stats
->buf_ptr
= stats
->buf
.buf
;
183 res
= (stats
->buf
.buf
!= NULL
);
188 void stats_close(stats_io_t
*stats
)
192 if (stats
->pass
== 1)
196 munmap(stats
->buf
.buf
, stats
->buf
.sz
);
198 free(stats
->buf
.buf
);
207 if (stats
->pass
== 1)
208 free(stats
->buf
.buf
);
212 void stats_write(stats_io_t
*stats
, const void *pkt
, size_t len
)
216 fwrite(pkt
, 1, len
, stats
->file
);
220 if (stats
->buf
.sz
+ len
> stats
->buf_alloc_sz
)
222 size_t new_sz
= stats
->buf_alloc_sz
+ 64 * 1024;
223 char *new_ptr
= realloc(stats
->buf
.buf
, new_sz
);
227 stats
->buf_ptr
= new_ptr
+ (stats
->buf_ptr
- (char *)stats
->buf
.buf
);
228 stats
->buf
.buf
= new_ptr
;
229 stats
->buf_alloc_sz
= new_sz
;
233 memcpy(stats
->buf_ptr
, pkt
, len
);
234 stats
->buf
.sz
+= len
;
235 stats
->buf_ptr
+= len
;
239 vpx_fixed_buf_t
stats_get(stats_io_t
*stats
)
251 struct detect_buffer
{
257 #define IVF_FRAME_HDR_SZ (4+8) /* 4 byte size + 8 byte timestamp */
258 static int read_frame(FILE *f
, vpx_image_t
*img
, unsigned int file_type
,
259 y4m_input
*y4m
, struct detect_buffer
*detect
)
263 if (file_type
== FILE_TYPE_Y4M
)
265 if (y4m_input_fetch_frame(y4m
, f
, img
) < 0)
270 if (file_type
== FILE_TYPE_IVF
)
272 char junk
[IVF_FRAME_HDR_SZ
];
274 /* Skip the frame header. We know how big the frame should be. See
275 * write_ivf_frame_header() for documentation on the frame header
278 fread(junk
, 1, IVF_FRAME_HDR_SZ
, f
);
281 for (plane
= 0; plane
< 3; plane
++)
284 int w
= (plane
? (1 + img
->d_w
) / 2 : img
->d_w
);
285 int h
= (plane
? (1 + img
->d_h
) / 2 : img
->d_h
);
288 /* Determine the correct plane based on the image format. The for-loop
289 * always counts in Y,U,V order, but this may not match the order of
295 ptr
= img
->planes
[img
->fmt
==VPX_IMG_FMT_YV12
? VPX_PLANE_V
: VPX_PLANE_U
];
298 ptr
= img
->planes
[img
->fmt
==VPX_IMG_FMT_YV12
?VPX_PLANE_U
: VPX_PLANE_V
];
301 ptr
= img
->planes
[plane
];
304 for (r
= 0; r
< h
; r
++)
308 memcpy(ptr
, detect
->buf
, 4);
309 fread(ptr
+4, 1, w
-4, f
);
315 ptr
+= img
->stride
[plane
];
324 unsigned int file_is_y4m(FILE *infile
,
328 if(memcmp(detect
, "YUV4", 4) == 0)
335 #define IVF_FILE_HDR_SZ (32)
336 unsigned int file_is_ivf(FILE *infile
,
337 unsigned int *fourcc
,
339 unsigned int *height
,
342 char raw_hdr
[IVF_FILE_HDR_SZ
];
345 if(memcmp(detect
, "DKIF", 4) != 0)
348 /* See write_ivf_file_header() for more documentation on the file header
351 if (fread(raw_hdr
+ 4, 1, IVF_FILE_HDR_SZ
- 4, infile
)
352 == IVF_FILE_HDR_SZ
- 4)
357 if (mem_get_le16(raw_hdr
+ 4) != 0)
358 fprintf(stderr
, "Error: Unrecognized IVF version! This file may not"
359 " decode properly.");
361 *fourcc
= mem_get_le32(raw_hdr
+ 8);
367 *width
= mem_get_le16(raw_hdr
+ 12);
368 *height
= mem_get_le16(raw_hdr
+ 14);
375 static void write_ivf_file_header(FILE *outfile
,
376 const vpx_codec_enc_cfg_t
*cfg
,
382 if (cfg
->g_pass
!= VPX_RC_ONE_PASS
&& cfg
->g_pass
!= VPX_RC_LAST_PASS
)
389 mem_put_le16(header
+ 4, 0); /* version */
390 mem_put_le16(header
+ 6, 32); /* headersize */
391 mem_put_le32(header
+ 8, fourcc
); /* headersize */
392 mem_put_le16(header
+ 12, cfg
->g_w
); /* width */
393 mem_put_le16(header
+ 14, cfg
->g_h
); /* height */
394 mem_put_le32(header
+ 16, cfg
->g_timebase
.den
); /* rate */
395 mem_put_le32(header
+ 20, cfg
->g_timebase
.num
); /* scale */
396 mem_put_le32(header
+ 24, frame_cnt
); /* length */
397 mem_put_le32(header
+ 28, 0); /* unused */
399 fwrite(header
, 1, 32, outfile
);
403 static void write_ivf_frame_header(FILE *outfile
,
404 const vpx_codec_cx_pkt_t
*pkt
)
409 if (pkt
->kind
!= VPX_CODEC_CX_FRAME_PKT
)
412 pts
= pkt
->data
.frame
.pts
;
413 mem_put_le32(header
, pkt
->data
.frame
.sz
);
414 mem_put_le32(header
+ 4, pts
& 0xFFFFFFFF);
415 mem_put_le32(header
+ 8, pts
>> 32);
417 fwrite(header
, 1, 12, outfile
);
421 typedef off_t EbmlLoc
;
434 uint64_t last_pts_ms
;
435 vpx_rational_t framerate
;
437 /* These pointers are to the start of an element */
438 off_t position_reference
;
440 off_t segment_info_pos
;
445 /* These pointers are to the size field of the element */
446 EbmlLoc startSegment
;
447 EbmlLoc startCluster
;
449 uint32_t cluster_timecode
;
452 struct cue_entry
*cue_list
;
458 void Ebml_Write(EbmlGlobal
*glob
, const void *buffer_in
, unsigned long len
)
460 fwrite(buffer_in
, 1, len
, glob
->stream
);
464 void Ebml_Serialize(EbmlGlobal
*glob
, const void *buffer_in
, unsigned long len
)
466 const unsigned char *q
= (const unsigned char *)buffer_in
+ len
- 1;
469 Ebml_Write(glob
, q
--, 1);
474 Ebml_StartSubElement(EbmlGlobal
*glob
, EbmlLoc
*ebmlLoc
,
475 unsigned long class_id
)
477 //todo this is always taking 8 bytes, this may need later optimization
478 //this is a key that says lenght unknown
479 unsigned long long unknownLen
= LITERALU64(0x01FFFFFFFFFFFFFF);
481 Ebml_WriteID(glob
, class_id
);
482 *ebmlLoc
= ftello(glob
->stream
);
483 Ebml_Serialize(glob
, &unknownLen
, 8);
487 Ebml_EndSubElement(EbmlGlobal
*glob
, EbmlLoc
*ebmlLoc
)
492 /* Save the current stream pointer */
493 pos
= ftello(glob
->stream
);
495 /* Calculate the size of this element */
496 size
= pos
- *ebmlLoc
- 8;
497 size
|= LITERALU64(0x0100000000000000);
499 /* Seek back to the beginning of the element and write the new size */
500 fseeko(glob
->stream
, *ebmlLoc
, SEEK_SET
);
501 Ebml_Serialize(glob
, &size
, 8);
503 /* Reset the stream pointer */
504 fseeko(glob
->stream
, pos
, SEEK_SET
);
509 write_webm_seek_element(EbmlGlobal
*ebml
, unsigned long id
, off_t pos
)
511 uint64_t offset
= pos
- ebml
->position_reference
;
513 Ebml_StartSubElement(ebml
, &start
, Seek
);
514 Ebml_SerializeBinary(ebml
, SeekID
, id
);
515 Ebml_SerializeUnsigned64(ebml
, SeekPosition
, offset
);
516 Ebml_EndSubElement(ebml
, &start
);
521 write_webm_seek_info(EbmlGlobal
*ebml
)
526 /* Save the current stream pointer */
527 pos
= ftello(ebml
->stream
);
529 if(ebml
->seek_info_pos
)
530 fseeko(ebml
->stream
, ebml
->seek_info_pos
, SEEK_SET
);
532 ebml
->seek_info_pos
= pos
;
537 Ebml_StartSubElement(ebml
, &start
, SeekHead
);
538 write_webm_seek_element(ebml
, Tracks
, ebml
->track_pos
);
539 write_webm_seek_element(ebml
, Cues
, ebml
->cue_pos
);
540 write_webm_seek_element(ebml
, Info
, ebml
->segment_info_pos
);
541 Ebml_EndSubElement(ebml
, &start
);
548 frame_time
= (uint64_t)1000 * ebml
->framerate
.den
549 / ebml
->framerate
.num
;
550 ebml
->segment_info_pos
= ftello(ebml
->stream
);
551 Ebml_StartSubElement(ebml
, &startInfo
, Info
);
552 Ebml_SerializeUnsigned(ebml
, TimecodeScale
, 1000000);
553 Ebml_SerializeFloat(ebml
, Segment_Duration
,
554 ebml
->last_pts_ms
+ frame_time
);
555 Ebml_SerializeString(ebml
, 0x4D80, "vpxenc" VERSION_STRING
);
556 Ebml_SerializeString(ebml
, 0x5741, "vpxenc" VERSION_STRING
);
557 Ebml_EndSubElement(ebml
, &startInfo
);
563 write_webm_file_header(EbmlGlobal
*glob
,
564 const vpx_codec_enc_cfg_t
*cfg
,
565 const struct vpx_rational
*fps
)
569 Ebml_StartSubElement(glob
, &start
, EBML
);
570 Ebml_SerializeUnsigned(glob
, EBMLVersion
, 1);
571 Ebml_SerializeUnsigned(glob
, EBMLReadVersion
, 1); //EBML Read Version
572 Ebml_SerializeUnsigned(glob
, EBMLMaxIDLength
, 4); //EBML Max ID Length
573 Ebml_SerializeUnsigned(glob
, EBMLMaxSizeLength
, 8); //EBML Max Size Length
574 Ebml_SerializeString(glob
, DocType
, "webm"); //Doc Type
575 Ebml_SerializeUnsigned(glob
, DocTypeVersion
, 2); //Doc Type Version
576 Ebml_SerializeUnsigned(glob
, DocTypeReadVersion
, 2); //Doc Type Read Version
577 Ebml_EndSubElement(glob
, &start
);
580 Ebml_StartSubElement(glob
, &glob
->startSegment
, Segment
); //segment
581 glob
->position_reference
= ftello(glob
->stream
);
582 glob
->framerate
= *fps
;
583 write_webm_seek_info(glob
);
587 glob
->track_pos
= ftello(glob
->stream
);
588 Ebml_StartSubElement(glob
, &trackStart
, Tracks
);
590 unsigned int trackNumber
= 1;
591 uint64_t trackID
= 0;
594 Ebml_StartSubElement(glob
, &start
, TrackEntry
);
595 Ebml_SerializeUnsigned(glob
, TrackNumber
, trackNumber
);
596 Ebml_SerializeUnsigned(glob
, TrackUID
, trackID
);
597 Ebml_SerializeUnsigned(glob
, TrackType
, 1); //video is always 1
598 Ebml_SerializeString(glob
, CodecID
, "V_VP8");
600 unsigned int pixelWidth
= cfg
->g_w
;
601 unsigned int pixelHeight
= cfg
->g_h
;
602 float frameRate
= (float)fps
->num
/(float)fps
->den
;
605 Ebml_StartSubElement(glob
, &videoStart
, Video
);
606 Ebml_SerializeUnsigned(glob
, PixelWidth
, pixelWidth
);
607 Ebml_SerializeUnsigned(glob
, PixelHeight
, pixelHeight
);
608 Ebml_SerializeFloat(glob
, FrameRate
, frameRate
);
609 Ebml_EndSubElement(glob
, &videoStart
); //Video
611 Ebml_EndSubElement(glob
, &start
); //Track Entry
613 Ebml_EndSubElement(glob
, &trackStart
);
615 // segment element is open
621 write_webm_block(EbmlGlobal
*glob
,
622 const vpx_codec_enc_cfg_t
*cfg
,
623 const vpx_codec_cx_pkt_t
*pkt
)
625 unsigned long block_length
;
626 unsigned char track_number
;
627 unsigned short block_timecode
= 0;
630 int start_cluster
= 0, is_keyframe
;
632 /* Calculate the PTS of this frame in milliseconds */
633 pts_ms
= pkt
->data
.frame
.pts
* 1000
634 * (uint64_t)cfg
->g_timebase
.num
/ (uint64_t)cfg
->g_timebase
.den
;
635 if(pts_ms
<= glob
->last_pts_ms
)
636 pts_ms
= glob
->last_pts_ms
+ 1;
637 glob
->last_pts_ms
= pts_ms
;
639 /* Calculate the relative time of this block */
640 if(pts_ms
- glob
->cluster_timecode
> SHRT_MAX
)
643 block_timecode
= pts_ms
- glob
->cluster_timecode
;
645 is_keyframe
= (pkt
->data
.frame
.flags
& VPX_FRAME_IS_KEY
);
646 if(start_cluster
|| is_keyframe
)
648 if(glob
->cluster_open
)
649 Ebml_EndSubElement(glob
, &glob
->startCluster
);
651 /* Open the new cluster */
653 glob
->cluster_open
= 1;
654 glob
->cluster_timecode
= pts_ms
;
655 glob
->cluster_pos
= ftello(glob
->stream
);
656 Ebml_StartSubElement(glob
, &glob
->startCluster
, Cluster
); //cluster
657 Ebml_SerializeUnsigned(glob
, Timecode
, glob
->cluster_timecode
);
659 /* Save a cue point if this is a keyframe. */
662 struct cue_entry
*cue
;
664 glob
->cue_list
= realloc(glob
->cue_list
,
665 (glob
->cues
+1) * sizeof(struct cue_entry
));
666 cue
= &glob
->cue_list
[glob
->cues
];
667 cue
->time
= glob
->cluster_timecode
;
668 cue
->loc
= glob
->cluster_pos
;
673 /* Write the Simple Block */
674 Ebml_WriteID(glob
, SimpleBlock
);
676 block_length
= pkt
->data
.frame
.sz
+ 4;
677 block_length
|= 0x10000000;
678 Ebml_Serialize(glob
, &block_length
, 4);
681 track_number
|= 0x80;
682 Ebml_Write(glob
, &track_number
, 1);
684 Ebml_Serialize(glob
, &block_timecode
, 2);
689 if(pkt
->data
.frame
.flags
& VPX_FRAME_IS_INVISIBLE
)
691 Ebml_Write(glob
, &flags
, 1);
693 Ebml_Write(glob
, pkt
->data
.frame
.buf
, pkt
->data
.frame
.sz
);
698 write_webm_file_footer(EbmlGlobal
*glob
)
701 if(glob
->cluster_open
)
702 Ebml_EndSubElement(glob
, &glob
->startCluster
);
708 glob
->cue_pos
= ftello(glob
->stream
);
709 Ebml_StartSubElement(glob
, &start
, Cues
);
710 for(i
=0; i
<glob
->cues
; i
++)
712 struct cue_entry
*cue
= &glob
->cue_list
[i
];
715 Ebml_StartSubElement(glob
, &start
, CuePoint
);
719 Ebml_SerializeUnsigned(glob
, CueTime
, cue
->time
);
721 Ebml_StartSubElement(glob
, &start
, CueTrackPositions
);
722 Ebml_SerializeUnsigned(glob
, CueTrack
, 1);
723 Ebml_SerializeUnsigned64(glob
, CueClusterPosition
,
724 cue
->loc
- glob
->position_reference
);
725 //Ebml_SerializeUnsigned(glob, CueBlockNumber, cue->blockNumber);
726 Ebml_EndSubElement(glob
, &start
);
728 Ebml_EndSubElement(glob
, &start
);
730 Ebml_EndSubElement(glob
, &start
);
733 Ebml_EndSubElement(glob
, &glob
->startSegment
);
735 /* Patch up the seek info block */
736 write_webm_seek_info(glob
);
737 fseeko(glob
->stream
, 0, SEEK_END
);
743 static const arg_def_t outputfile
= ARG_DEF("o", "output", 1,
745 static const arg_def_t use_yv12
= ARG_DEF(NULL
, "yv12", 0,
746 "Input file is YV12 ");
747 static const arg_def_t use_i420
= ARG_DEF(NULL
, "i420", 0,
748 "Input file is I420 (default)");
749 static const arg_def_t codecarg
= ARG_DEF(NULL
, "codec", 1,
751 static const arg_def_t passes
= ARG_DEF("p", "passes", 1,
752 "Number of passes (1/2)");
753 static const arg_def_t pass_arg
= ARG_DEF(NULL
, "pass", 1,
754 "Pass to execute (1/2)");
755 static const arg_def_t fpf_name
= ARG_DEF(NULL
, "fpf", 1,
756 "First pass statistics file name");
757 static const arg_def_t limit
= ARG_DEF(NULL
, "limit", 1,
758 "Stop encoding after n input frames");
759 static const arg_def_t deadline
= ARG_DEF("d", "deadline", 1,
760 "Deadline per frame (usec)");
761 static const arg_def_t best_dl
= ARG_DEF(NULL
, "best", 0,
762 "Use Best Quality Deadline");
763 static const arg_def_t good_dl
= ARG_DEF(NULL
, "good", 0,
764 "Use Good Quality Deadline");
765 static const arg_def_t rt_dl
= ARG_DEF(NULL
, "rt", 0,
766 "Use Realtime Quality Deadline");
767 static const arg_def_t verbosearg
= ARG_DEF("v", "verbose", 0,
768 "Show encoder parameters");
769 static const arg_def_t psnrarg
= ARG_DEF(NULL
, "psnr", 0,
770 "Show PSNR in status line");
771 static const arg_def_t framerate
= ARG_DEF(NULL
, "fps", 1,
772 "Stream frame rate (rate/scale)");
773 static const arg_def_t use_ivf
= ARG_DEF(NULL
, "ivf", 0,
774 "Output IVF (default is WebM)");
775 static const arg_def_t
*main_args
[] =
777 &outputfile
, &codecarg
, &passes
, &pass_arg
, &fpf_name
, &limit
, &deadline
,
778 &best_dl
, &good_dl
, &rt_dl
,
779 &verbosearg
, &psnrarg
, &use_ivf
, &framerate
,
783 static const arg_def_t usage
= ARG_DEF("u", "usage", 1,
784 "Usage profile number to use");
785 static const arg_def_t threads
= ARG_DEF("t", "threads", 1,
786 "Max number of threads to use");
787 static const arg_def_t profile
= ARG_DEF(NULL
, "profile", 1,
788 "Bitstream profile number to use");
789 static const arg_def_t width
= ARG_DEF("w", "width", 1,
791 static const arg_def_t height
= ARG_DEF("h", "height", 1,
793 static const arg_def_t timebase
= ARG_DEF(NULL
, "timebase", 1,
794 "Stream timebase (frame duration)");
795 static const arg_def_t error_resilient
= ARG_DEF(NULL
, "error-resilient", 1,
796 "Enable error resiliency features");
797 static const arg_def_t lag_in_frames
= ARG_DEF(NULL
, "lag-in-frames", 1,
798 "Max number of frames to lag");
800 static const arg_def_t
*global_args
[] =
802 &use_yv12
, &use_i420
, &usage
, &threads
, &profile
,
803 &width
, &height
, &timebase
, &framerate
, &error_resilient
,
807 static const arg_def_t dropframe_thresh
= ARG_DEF(NULL
, "drop-frame", 1,
808 "Temporal resampling threshold (buf %)");
809 static const arg_def_t resize_allowed
= ARG_DEF(NULL
, "resize-allowed", 1,
810 "Spatial resampling enabled (bool)");
811 static const arg_def_t resize_up_thresh
= ARG_DEF(NULL
, "resize-up", 1,
812 "Upscale threshold (buf %)");
813 static const arg_def_t resize_down_thresh
= ARG_DEF(NULL
, "resize-down", 1,
814 "Downscale threshold (buf %)");
815 static const arg_def_t end_usage
= ARG_DEF(NULL
, "end-usage", 1,
817 static const arg_def_t target_bitrate
= ARG_DEF(NULL
, "target-bitrate", 1,
819 static const arg_def_t min_quantizer
= ARG_DEF(NULL
, "min-q", 1,
820 "Minimum (best) quantizer");
821 static const arg_def_t max_quantizer
= ARG_DEF(NULL
, "max-q", 1,
822 "Maximum (worst) quantizer");
823 static const arg_def_t undershoot_pct
= ARG_DEF(NULL
, "undershoot-pct", 1,
824 "Datarate undershoot (min) target (%)");
825 static const arg_def_t overshoot_pct
= ARG_DEF(NULL
, "overshoot-pct", 1,
826 "Datarate overshoot (max) target (%)");
827 static const arg_def_t buf_sz
= ARG_DEF(NULL
, "buf-sz", 1,
828 "Client buffer size (ms)");
829 static const arg_def_t buf_initial_sz
= ARG_DEF(NULL
, "buf-initial-sz", 1,
830 "Client initial buffer size (ms)");
831 static const arg_def_t buf_optimal_sz
= ARG_DEF(NULL
, "buf-optimal-sz", 1,
832 "Client optimal buffer size (ms)");
833 static const arg_def_t
*rc_args
[] =
835 &dropframe_thresh
, &resize_allowed
, &resize_up_thresh
, &resize_down_thresh
,
836 &end_usage
, &target_bitrate
, &min_quantizer
, &max_quantizer
,
837 &undershoot_pct
, &overshoot_pct
, &buf_sz
, &buf_initial_sz
, &buf_optimal_sz
,
842 static const arg_def_t bias_pct
= ARG_DEF(NULL
, "bias-pct", 1,
843 "CBR/VBR bias (0=CBR, 100=VBR)");
844 static const arg_def_t minsection_pct
= ARG_DEF(NULL
, "minsection-pct", 1,
845 "GOP min bitrate (% of target)");
846 static const arg_def_t maxsection_pct
= ARG_DEF(NULL
, "maxsection-pct", 1,
847 "GOP max bitrate (% of target)");
848 static const arg_def_t
*rc_twopass_args
[] =
850 &bias_pct
, &minsection_pct
, &maxsection_pct
, NULL
854 static const arg_def_t kf_min_dist
= ARG_DEF(NULL
, "kf-min-dist", 1,
855 "Minimum keyframe interval (frames)");
856 static const arg_def_t kf_max_dist
= ARG_DEF(NULL
, "kf-max-dist", 1,
857 "Maximum keyframe interval (frames)");
858 static const arg_def_t kf_disabled
= ARG_DEF(NULL
, "disable-kf", 0,
859 "Disable keyframe placement");
860 static const arg_def_t
*kf_args
[] =
862 &kf_min_dist
, &kf_max_dist
, &kf_disabled
, NULL
866 #if CONFIG_VP8_ENCODER
867 static const arg_def_t noise_sens
= ARG_DEF(NULL
, "noise-sensitivity", 1,
868 "Noise sensitivity (frames to blur)");
869 static const arg_def_t sharpness
= ARG_DEF(NULL
, "sharpness", 1,
870 "Filter sharpness (0-7)");
871 static const arg_def_t static_thresh
= ARG_DEF(NULL
, "static-thresh", 1,
872 "Motion detection threshold");
875 #if CONFIG_VP8_ENCODER
876 static const arg_def_t cpu_used
= ARG_DEF(NULL
, "cpu-used", 1,
877 "CPU Used (-16..16)");
881 #if CONFIG_VP8_ENCODER
882 static const arg_def_t token_parts
= ARG_DEF(NULL
, "token-parts", 1,
883 "Number of token partitions to use, log2");
884 static const arg_def_t auto_altref
= ARG_DEF(NULL
, "auto-alt-ref", 1,
885 "Enable automatic alt reference frames");
886 static const arg_def_t arnr_maxframes
= ARG_DEF(NULL
, "arnr-maxframes", 1,
887 "alt_ref Max Frames");
888 static const arg_def_t arnr_strength
= ARG_DEF(NULL
, "arnr-strength", 1,
890 static const arg_def_t arnr_type
= ARG_DEF(NULL
, "arnr-type", 1,
893 static const arg_def_t
*vp8_args
[] =
895 &cpu_used
, &auto_altref
, &noise_sens
, &sharpness
, &static_thresh
,
896 &token_parts
, &arnr_maxframes
, &arnr_strength
, &arnr_type
, NULL
898 static const int vp8_arg_ctrl_map
[] =
900 VP8E_SET_CPUUSED
, VP8E_SET_ENABLEAUTOALTREF
,
901 VP8E_SET_NOISE_SENSITIVITY
, VP8E_SET_SHARPNESS
, VP8E_SET_STATIC_THRESHOLD
,
902 VP8E_SET_TOKEN_PARTITIONS
,
903 VP8E_SET_ARNR_MAXFRAMES
, VP8E_SET_ARNR_STRENGTH
, VP8E_SET_ARNR_TYPE
, 0
907 static const arg_def_t
*no_args
[] = { NULL
};
909 static void usage_exit()
913 fprintf(stderr
, "Usage: %s <options> -o dst_filename src_filename \n",
916 fprintf(stderr
, "\nOptions:\n");
917 arg_show_usage(stdout
, main_args
);
918 fprintf(stderr
, "\nEncoder Global Options:\n");
919 arg_show_usage(stdout
, global_args
);
920 fprintf(stderr
, "\nRate Control Options:\n");
921 arg_show_usage(stdout
, rc_args
);
922 fprintf(stderr
, "\nTwopass Rate Control Options:\n");
923 arg_show_usage(stdout
, rc_twopass_args
);
924 fprintf(stderr
, "\nKeyframe Placement Options:\n");
925 arg_show_usage(stdout
, kf_args
);
926 #if CONFIG_VP8_ENCODER
927 fprintf(stderr
, "\nVP8 Specific Options:\n");
928 arg_show_usage(stdout
, vp8_args
);
931 "Included encoders:\n"
934 for (i
= 0; i
< sizeof(codecs
) / sizeof(codecs
[0]); i
++)
935 fprintf(stderr
, " %-6s - %s\n",
937 vpx_codec_iface_name(codecs
[i
].iface
));
942 #define ARG_CTRL_CNT_MAX 10
945 int main(int argc
, const char **argv_
)
947 vpx_codec_ctx_t encoder
;
948 const char *in_fn
= NULL
, *out_fn
= NULL
, *stats_fn
= NULL
;
950 FILE *infile
, *outfile
;
951 vpx_codec_enc_cfg_t cfg
;
953 int pass
, one_pass_only
= 0;
956 const struct codec_item
*codec
= codecs
;
957 int frame_avail
, got_data
;
960 char **argv
, **argi
, **argj
;
961 int arg_usage
= 0, arg_passes
= 1, arg_deadline
= 0;
962 int arg_ctrls
[ARG_CTRL_CNT_MAX
][2], arg_ctrl_cnt
= 0;
964 static const arg_def_t
**ctrl_args
= no_args
;
965 static const int *ctrl_args_map
= NULL
;
966 int verbose
= 0, show_psnr
= 0;
967 int arg_use_i420
= 1;
968 unsigned long cx_time
= 0;
969 unsigned int file_type
, fourcc
;
971 struct vpx_rational arg_framerate
= {30, 1};
972 int arg_have_framerate
= 0;
974 EbmlGlobal ebml
= {0};
976 exec_name
= argv_
[0];
982 /* First parse the codec and usage values, because we want to apply other
983 * parameters on top of the default configuration provided by the codec.
985 argv
= argv_dup(argc
- 1, argv_
+ 1);
987 for (argi
= argj
= argv
; (*argj
= *argi
); argi
+= arg
.argv_step
)
991 if (arg_match(&arg
, &codecarg
, argi
))
995 for (j
= 0; j
< sizeof(codecs
) / sizeof(codecs
[0]); j
++)
996 if (!strcmp(codecs
[j
].name
, arg
.val
))
1002 die("Error: Unrecognized argument (%s) to --codec\n",
1006 else if (arg_match(&arg
, &passes
, argi
))
1008 arg_passes
= arg_parse_uint(&arg
);
1010 if (arg_passes
< 1 || arg_passes
> 2)
1011 die("Error: Invalid number of passes (%d)\n", arg_passes
);
1013 else if (arg_match(&arg
, &pass_arg
, argi
))
1015 one_pass_only
= arg_parse_uint(&arg
);
1017 if (one_pass_only
< 1 || one_pass_only
> 2)
1018 die("Error: Invalid pass selected (%d)\n", one_pass_only
);
1020 else if (arg_match(&arg
, &fpf_name
, argi
))
1022 else if (arg_match(&arg
, &usage
, argi
))
1023 arg_usage
= arg_parse_uint(&arg
);
1024 else if (arg_match(&arg
, &deadline
, argi
))
1025 arg_deadline
= arg_parse_uint(&arg
);
1026 else if (arg_match(&arg
, &best_dl
, argi
))
1027 arg_deadline
= VPX_DL_BEST_QUALITY
;
1028 else if (arg_match(&arg
, &good_dl
, argi
))
1029 arg_deadline
= VPX_DL_GOOD_QUALITY
;
1030 else if (arg_match(&arg
, &rt_dl
, argi
))
1031 arg_deadline
= VPX_DL_REALTIME
;
1032 else if (arg_match(&arg
, &use_yv12
, argi
))
1036 else if (arg_match(&arg
, &use_i420
, argi
))
1040 else if (arg_match(&arg
, &verbosearg
, argi
))
1042 else if (arg_match(&arg
, &limit
, argi
))
1043 arg_limit
= arg_parse_uint(&arg
);
1044 else if (arg_match(&arg
, &psnrarg
, argi
))
1046 else if (arg_match(&arg
, &framerate
, argi
))
1048 arg_framerate
= arg_parse_rational(&arg
);
1049 arg_have_framerate
= 1;
1051 else if (arg_match(&arg
, &use_ivf
, argi
))
1053 else if (arg_match(&arg
, &outputfile
, argi
))
1059 /* Ensure that --passes and --pass are consistent. If --pass is set and --passes=2,
1060 * ensure --fpf was set.
1064 /* DWIM: Assume the user meant passes=2 if pass=2 is specified */
1065 if (one_pass_only
> arg_passes
)
1067 fprintf(stderr
, "Warning: Assuming --pass=%d implies --passes=%d\n",
1068 one_pass_only
, one_pass_only
);
1069 arg_passes
= one_pass_only
;
1072 if (arg_passes
== 2 && !stats_fn
)
1073 die("Must specify --fpf when --pass=%d and --passes=2\n", one_pass_only
);
1076 /* Populate encoder configuration */
1077 res
= vpx_codec_enc_config_default(codec
->iface
, &cfg
, arg_usage
);
1081 fprintf(stderr
, "Failed to get config: %s\n",
1082 vpx_codec_err_to_string(res
));
1083 return EXIT_FAILURE
;
1086 /* Change the default timebase to a high enough value so that the encoder
1087 * will always create strictly increasing timestamps.
1089 cfg
.g_timebase
.den
= 1000;
1091 /* Now parse the remainder of the parameters. */
1092 for (argi
= argj
= argv
; (*argj
= *argi
); argi
+= arg
.argv_step
)
1097 else if (arg_match(&arg
, &threads
, argi
))
1098 cfg
.g_threads
= arg_parse_uint(&arg
);
1099 else if (arg_match(&arg
, &profile
, argi
))
1100 cfg
.g_profile
= arg_parse_uint(&arg
);
1101 else if (arg_match(&arg
, &width
, argi
))
1102 cfg
.g_w
= arg_parse_uint(&arg
);
1103 else if (arg_match(&arg
, &height
, argi
))
1104 cfg
.g_h
= arg_parse_uint(&arg
);
1105 else if (arg_match(&arg
, &timebase
, argi
))
1106 cfg
.g_timebase
= arg_parse_rational(&arg
);
1107 else if (arg_match(&arg
, &error_resilient
, argi
))
1108 cfg
.g_error_resilient
= arg_parse_uint(&arg
);
1109 else if (arg_match(&arg
, &lag_in_frames
, argi
))
1110 cfg
.g_lag_in_frames
= arg_parse_uint(&arg
);
1111 else if (arg_match(&arg
, &dropframe_thresh
, argi
))
1112 cfg
.rc_dropframe_thresh
= arg_parse_uint(&arg
);
1113 else if (arg_match(&arg
, &resize_allowed
, argi
))
1114 cfg
.rc_resize_allowed
= arg_parse_uint(&arg
);
1115 else if (arg_match(&arg
, &resize_up_thresh
, argi
))
1116 cfg
.rc_resize_up_thresh
= arg_parse_uint(&arg
);
1117 else if (arg_match(&arg
, &resize_down_thresh
, argi
))
1118 cfg
.rc_resize_down_thresh
= arg_parse_uint(&arg
);
1119 else if (arg_match(&arg
, &resize_down_thresh
, argi
))
1120 cfg
.rc_resize_down_thresh
= arg_parse_uint(&arg
);
1121 else if (arg_match(&arg
, &end_usage
, argi
))
1122 cfg
.rc_end_usage
= arg_parse_uint(&arg
);
1123 else if (arg_match(&arg
, &target_bitrate
, argi
))
1124 cfg
.rc_target_bitrate
= arg_parse_uint(&arg
);
1125 else if (arg_match(&arg
, &min_quantizer
, argi
))
1126 cfg
.rc_min_quantizer
= arg_parse_uint(&arg
);
1127 else if (arg_match(&arg
, &max_quantizer
, argi
))
1128 cfg
.rc_max_quantizer
= arg_parse_uint(&arg
);
1129 else if (arg_match(&arg
, &undershoot_pct
, argi
))
1130 cfg
.rc_undershoot_pct
= arg_parse_uint(&arg
);
1131 else if (arg_match(&arg
, &overshoot_pct
, argi
))
1132 cfg
.rc_overshoot_pct
= arg_parse_uint(&arg
);
1133 else if (arg_match(&arg
, &buf_sz
, argi
))
1134 cfg
.rc_buf_sz
= arg_parse_uint(&arg
);
1135 else if (arg_match(&arg
, &buf_initial_sz
, argi
))
1136 cfg
.rc_buf_initial_sz
= arg_parse_uint(&arg
);
1137 else if (arg_match(&arg
, &buf_optimal_sz
, argi
))
1138 cfg
.rc_buf_optimal_sz
= arg_parse_uint(&arg
);
1139 else if (arg_match(&arg
, &bias_pct
, argi
))
1141 cfg
.rc_2pass_vbr_bias_pct
= arg_parse_uint(&arg
);
1145 "Warning: option %s ignored in one-pass mode.\n",
1148 else if (arg_match(&arg
, &minsection_pct
, argi
))
1150 cfg
.rc_2pass_vbr_minsection_pct
= arg_parse_uint(&arg
);
1154 "Warning: option %s ignored in one-pass mode.\n",
1157 else if (arg_match(&arg
, &maxsection_pct
, argi
))
1159 cfg
.rc_2pass_vbr_maxsection_pct
= arg_parse_uint(&arg
);
1163 "Warning: option %s ignored in one-pass mode.\n",
1166 else if (arg_match(&arg
, &kf_min_dist
, argi
))
1167 cfg
.kf_min_dist
= arg_parse_uint(&arg
);
1168 else if (arg_match(&arg
, &kf_max_dist
, argi
))
1169 cfg
.kf_max_dist
= arg_parse_uint(&arg
);
1170 else if (arg_match(&arg
, &kf_disabled
, argi
))
1171 cfg
.kf_mode
= VPX_KF_DISABLED
;
1176 /* Handle codec specific options */
1177 #if CONFIG_VP8_ENCODER
1179 if (codec
->iface
== &vpx_codec_vp8_cx_algo
)
1181 ctrl_args
= vp8_args
;
1182 ctrl_args_map
= vp8_arg_ctrl_map
;
1187 for (argi
= argj
= argv
; (*argj
= *argi
); argi
+= arg
.argv_step
)
1193 for (i
= 0; ctrl_args
[i
]; i
++)
1195 if (arg_match(&arg
, ctrl_args
[i
], argi
))
1199 if (arg_ctrl_cnt
< ARG_CTRL_CNT_MAX
)
1201 arg_ctrls
[arg_ctrl_cnt
][0] = ctrl_args_map
[i
];
1202 arg_ctrls
[arg_ctrl_cnt
][1] = arg_parse_int(&arg
);
1212 /* Check for unrecognized options */
1213 for (argi
= argv
; *argi
; argi
++)
1214 if (argi
[0][0] == '-' && argi
[0][1])
1215 die("Error: Unrecognized option %s\n", *argi
);
1217 /* Handle non-option arguments */
1224 die("Error: Output file is required (specify with -o)\n");
1226 memset(&stats
, 0, sizeof(stats
));
1228 for (pass
= one_pass_only
? one_pass_only
- 1 : 0; pass
< arg_passes
; pass
++)
1230 int frames_in
= 0, frames_out
= 0;
1231 unsigned long nbytes
= 0;
1232 struct detect_buffer detect
;
1234 /* Parse certain options from the input file, if possible */
1235 infile
= strcmp(in_fn
, "-") ? fopen(in_fn
, "rb") : stdin
;
1239 fprintf(stderr
, "Failed to open input file\n");
1240 return EXIT_FAILURE
;
1243 fread(detect
.buf
, 1, 4, infile
);
1246 if (file_is_y4m(infile
, &y4m
, detect
.buf
))
1248 if (y4m_input_open(&y4m
, infile
, detect
.buf
, 4) >= 0)
1250 file_type
= FILE_TYPE_Y4M
;
1251 cfg
.g_w
= y4m
.pic_w
;
1252 cfg
.g_h
= y4m
.pic_h
;
1254 /* Use the frame rate from the file only if none was specified
1255 * on the command-line.
1257 if (!arg_have_framerate
)
1259 arg_framerate
.num
= y4m
.fps_n
;
1260 arg_framerate
.den
= y4m
.fps_d
;
1267 fprintf(stderr
, "Unsupported Y4M stream.\n");
1268 return EXIT_FAILURE
;
1271 else if (file_is_ivf(infile
, &fourcc
, &cfg
.g_w
, &cfg
.g_h
, detect
.buf
))
1273 file_type
= FILE_TYPE_IVF
;
1283 fprintf(stderr
, "Unsupported fourcc (%08x) in IVF\n", fourcc
);
1284 return EXIT_FAILURE
;
1289 file_type
= FILE_TYPE_RAW
;
1292 #define SHOW(field) fprintf(stderr, " %-28s = %d\n", #field, cfg.field)
1294 if (verbose
&& pass
== 0)
1296 fprintf(stderr
, "Codec: %s\n", vpx_codec_iface_name(codec
->iface
));
1297 fprintf(stderr
, "Source file: %s Format: %s\n", in_fn
,
1298 arg_use_i420
? "I420" : "YV12");
1299 fprintf(stderr
, "Destination file: %s\n", out_fn
);
1300 fprintf(stderr
, "Encoder parameters:\n");
1307 SHOW(g_timebase
.num
);
1308 SHOW(g_timebase
.den
);
1309 SHOW(g_error_resilient
);
1311 SHOW(g_lag_in_frames
);
1312 SHOW(rc_dropframe_thresh
);
1313 SHOW(rc_resize_allowed
);
1314 SHOW(rc_resize_up_thresh
);
1315 SHOW(rc_resize_down_thresh
);
1317 SHOW(rc_target_bitrate
);
1318 SHOW(rc_min_quantizer
);
1319 SHOW(rc_max_quantizer
);
1320 SHOW(rc_undershoot_pct
);
1321 SHOW(rc_overshoot_pct
);
1323 SHOW(rc_buf_initial_sz
);
1324 SHOW(rc_buf_optimal_sz
);
1325 SHOW(rc_2pass_vbr_bias_pct
);
1326 SHOW(rc_2pass_vbr_minsection_pct
);
1327 SHOW(rc_2pass_vbr_maxsection_pct
);
1333 if(pass
== (one_pass_only
? one_pass_only
- 1 : 0)) {
1334 if (file_type
== FILE_TYPE_Y4M
)
1335 /*The Y4M reader does its own allocation.
1336 Just initialize this here to avoid problems if we never read any
1338 memset(&raw
, 0, sizeof(raw
));
1340 vpx_img_alloc(&raw
, arg_use_i420
? VPX_IMG_FMT_I420
: VPX_IMG_FMT_YV12
,
1341 cfg
.g_w
, cfg
.g_h
, 1);
1344 outfile
= strcmp(out_fn
, "-") ? fopen(out_fn
, "wb") : stdout
;
1348 fprintf(stderr
, "Failed to open output file\n");
1349 return EXIT_FAILURE
;
1352 if(write_webm
&& fseek(outfile
, 0, SEEK_CUR
))
1354 fprintf(stderr
, "WebM output to pipes not supported.\n");
1355 return EXIT_FAILURE
;
1360 if (!stats_open_file(&stats
, stats_fn
, pass
))
1362 fprintf(stderr
, "Failed to open statistics store\n");
1363 return EXIT_FAILURE
;
1368 if (!stats_open_mem(&stats
, pass
))
1370 fprintf(stderr
, "Failed to open statistics store\n");
1371 return EXIT_FAILURE
;
1375 cfg
.g_pass
= arg_passes
== 2
1376 ? pass
? VPX_RC_LAST_PASS
: VPX_RC_FIRST_PASS
1378 #if VPX_ENCODER_ABI_VERSION > (1 + VPX_CODEC_ABI_VERSION)
1382 cfg
.rc_twopass_stats_in
= stats_get(&stats
);
1389 ebml
.stream
= outfile
;
1390 write_webm_file_header(&ebml
, &cfg
, &arg_framerate
);
1393 write_ivf_file_header(outfile
, &cfg
, codec
->fourcc
, 0);
1396 /* Construct Encoder Context */
1397 vpx_codec_enc_init(&encoder
, codec
->iface
, &cfg
,
1398 show_psnr
? VPX_CODEC_USE_PSNR
: 0);
1399 ctx_exit_on_error(&encoder
, "Failed to initialize encoder");
1401 /* Note that we bypass the vpx_codec_control wrapper macro because
1402 * we're being clever to store the control IDs in an array. Real
1403 * applications will want to make use of the enumerations directly
1405 for (i
= 0; i
< arg_ctrl_cnt
; i
++)
1407 if (vpx_codec_control_(&encoder
, arg_ctrls
[i
][0], arg_ctrls
[i
][1]))
1408 fprintf(stderr
, "Error: Tried to set control %d = %d\n",
1409 arg_ctrls
[i
][0], arg_ctrls
[i
][1]);
1411 ctx_exit_on_error(&encoder
, "Failed to control codec");
1417 while (frame_avail
|| got_data
)
1419 vpx_codec_iter_t iter
= NULL
;
1420 const vpx_codec_cx_pkt_t
*pkt
;
1421 struct vpx_usec_timer timer
;
1422 int64_t frame_start
;
1424 if (!arg_limit
|| frames_in
< arg_limit
)
1426 frame_avail
= read_frame(infile
, &raw
, file_type
, &y4m
,
1433 "\rPass %d/%d frame %4d/%-4d %7ldB \033[K", pass
+ 1,
1434 arg_passes
, frames_in
, frames_out
, nbytes
);
1439 vpx_usec_timer_start(&timer
);
1441 frame_start
= (cfg
.g_timebase
.den
* (int64_t)(frames_in
- 1)
1442 * arg_framerate
.den
) / cfg
.g_timebase
.num
/ arg_framerate
.num
;
1443 vpx_codec_encode(&encoder
, frame_avail
? &raw
: NULL
, frame_start
,
1444 cfg
.g_timebase
.den
* arg_framerate
.den
1445 / cfg
.g_timebase
.num
/ arg_framerate
.num
,
1447 vpx_usec_timer_mark(&timer
);
1448 cx_time
+= vpx_usec_timer_elapsed(&timer
);
1449 ctx_exit_on_error(&encoder
, "Failed to encode frame");
1452 while ((pkt
= vpx_codec_get_cx_data(&encoder
, &iter
)))
1458 case VPX_CODEC_CX_FRAME_PKT
:
1460 fprintf(stderr
, " %6luF",
1461 (unsigned long)pkt
->data
.frame
.sz
);
1464 write_webm_block(&ebml
, &cfg
, pkt
);
1468 write_ivf_frame_header(outfile
, pkt
);
1469 fwrite(pkt
->data
.frame
.buf
, 1, pkt
->data
.frame
.sz
, outfile
);
1471 nbytes
+= pkt
->data
.raw
.sz
;
1473 case VPX_CODEC_STATS_PKT
:
1475 fprintf(stderr
, " %6luS",
1476 (unsigned long)pkt
->data
.twopass_stats
.sz
);
1478 pkt
->data
.twopass_stats
.buf
,
1479 pkt
->data
.twopass_stats
.sz
);
1480 nbytes
+= pkt
->data
.raw
.sz
;
1482 case VPX_CODEC_PSNR_PKT
:
1488 for (i
= 0; i
< 4; i
++)
1489 fprintf(stderr
, "%.3lf ", pkt
->data
.psnr
.psnr
[i
]);
1502 "\rPass %d/%d frame %4d/%-4d %7ldB %7ldb/f %7"PRId64
"b/s"
1503 " %7lu %s (%.2f fps)\033[K", pass
+ 1,
1504 arg_passes
, frames_in
, frames_out
, nbytes
, nbytes
* 8 / frames_in
,
1505 nbytes
* 8 *(int64_t)arg_framerate
.num
/ arg_framerate
.den
/ frames_in
,
1506 cx_time
> 9999999 ? cx_time
/ 1000 : cx_time
,
1507 cx_time
> 9999999 ? "ms" : "us",
1508 (float)frames_in
* 1000000.0 / (float)cx_time
);
1510 vpx_codec_destroy(&encoder
);
1516 write_webm_file_footer(&ebml
);
1520 if (!fseek(outfile
, 0, SEEK_SET
))
1521 write_ivf_file_header(outfile
, &cfg
, codec
->fourcc
, frames_out
);
1525 stats_close(&stats
);
1526 fprintf(stderr
, "\n");
1534 return EXIT_SUCCESS
;