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00015 #if defined(_WIN32)
00016 #define USE_POSIX_MMAP 0
00017 #else
00018 #define USE_POSIX_MMAP 1
00019 #endif
00020
00021 #include <stdio.h>
00022 #include <stdlib.h>
00023 #include <stdarg.h>
00024 #include <string.h>
00025 #include <limits.h>
00026 #include "vpx/vpx_encoder.h"
00027 #if USE_POSIX_MMAP
00028 #include <sys/types.h>
00029 #include <sys/stat.h>
00030 #include <sys/mman.h>
00031 #include <fcntl.h>
00032 #include <unistd.h>
00033 #endif
00034 #include "vpx_version.h"
00035 #include "vpx/vp8cx.h"
00036 #include "vpx_ports/mem_ops.h"
00037 #include "vpx_ports/vpx_timer.h"
00038 #include "y4minput.h"
00039 #include "libmkv/EbmlWriter.h"
00040 #include "libmkv/EbmlIDs.h"
00041
00042
00043 #if defined(_MSC_VER)
00044
00045 typedef __int64 off_t;
00046 #define fseeko _fseeki64
00047 #define ftello _ftelli64
00048 #elif defined(_WIN32)
00049
00050 #define fseeko fseeko64
00051 #define ftello ftello64
00052 #endif
00053
00054 #if defined(_MSC_VER)
00055 #define LITERALU64(n) n
00056 #else
00057 #define LITERALU64(n) n##LLU
00058 #endif
00059
00060 static const char *exec_name;
00061
00062 static const struct codec_item
00063 {
00064 char const *name;
00065 const vpx_codec_iface_t *iface;
00066 unsigned int fourcc;
00067 } codecs[] =
00068 {
00069 #if CONFIG_VP8_ENCODER
00070 {"vp8", &vpx_codec_vp8_cx_algo, 0x30385056},
00071 #endif
00072 };
00073
00074 static void usage_exit();
00075
00076 void die(const char *fmt, ...)
00077 {
00078 va_list ap;
00079 va_start(ap, fmt);
00080 vfprintf(stderr, fmt, ap);
00081 fprintf(stderr, "\n");
00082 usage_exit();
00083 }
00084
00085 static void ctx_exit_on_error(vpx_codec_ctx_t *ctx, const char *s)
00086 {
00087 if (ctx->err)
00088 {
00089 const char *detail = vpx_codec_error_detail(ctx);
00090
00091 fprintf(stderr, "%s: %s\n", s, vpx_codec_error(ctx));
00092
00093 if (detail)
00094 fprintf(stderr, " %s\n", detail);
00095
00096 exit(EXIT_FAILURE);
00097 }
00098 }
00099
00100
00101
00102
00103 typedef struct
00104 {
00105 vpx_fixed_buf_t buf;
00106 int pass;
00107 FILE *file;
00108 char *buf_ptr;
00109 size_t buf_alloc_sz;
00110 } stats_io_t;
00111
00112 int stats_open_file(stats_io_t *stats, const char *fpf, int pass)
00113 {
00114 int res;
00115
00116 stats->pass = pass;
00117
00118 if (pass == 0)
00119 {
00120 stats->file = fopen(fpf, "wb");
00121 stats->buf.sz = 0;
00122 stats->buf.buf = NULL,
00123 res = (stats->file != NULL);
00124 }
00125 else
00126 {
00127 #if 0
00128 #elif USE_POSIX_MMAP
00129 struct stat stat_buf;
00130 int fd;
00131
00132 fd = open(fpf, O_RDONLY);
00133 stats->file = fdopen(fd, "rb");
00134 fstat(fd, &stat_buf);
00135 stats->buf.sz = stat_buf.st_size;
00136 stats->buf.buf = mmap(NULL, stats->buf.sz, PROT_READ, MAP_PRIVATE,
00137 fd, 0);
00138 res = (stats->buf.buf != NULL);
00139 #else
00140 size_t nbytes;
00141
00142 stats->file = fopen(fpf, "rb");
00143
00144 if (fseek(stats->file, 0, SEEK_END))
00145 {
00146 fprintf(stderr, "First-pass stats file must be seekable!\n");
00147 exit(EXIT_FAILURE);
00148 }
00149
00150 stats->buf.sz = stats->buf_alloc_sz = ftell(stats->file);
00151 rewind(stats->file);
00152
00153 stats->buf.buf = malloc(stats->buf_alloc_sz);
00154
00155 if (!stats->buf.buf)
00156 {
00157 fprintf(stderr, "Failed to allocate first-pass stats buffer (%d bytes)\n",
00158 stats->buf_alloc_sz);
00159 exit(EXIT_FAILURE);
00160 }
00161
00162 nbytes = fread(stats->buf.buf, 1, stats->buf.sz, stats->file);
00163 res = (nbytes == stats->buf.sz);
00164 #endif
00165 }
00166
00167 return res;
00168 }
00169
00170 int stats_open_mem(stats_io_t *stats, int pass)
00171 {
00172 int res;
00173 stats->pass = pass;
00174
00175 if (!pass)
00176 {
00177 stats->buf.sz = 0;
00178 stats->buf_alloc_sz = 64 * 1024;
00179 stats->buf.buf = malloc(stats->buf_alloc_sz);
00180 }
00181
00182 stats->buf_ptr = stats->buf.buf;
00183 res = (stats->buf.buf != NULL);
00184 return res;
00185 }
00186
00187
00188 void stats_close(stats_io_t *stats)
00189 {
00190 if (stats->file)
00191 {
00192 if (stats->pass == 1)
00193 {
00194 #if 0
00195 #elif USE_POSIX_MMAP
00196 munmap(stats->buf.buf, stats->buf.sz);
00197 #else
00198 free(stats->buf.buf);
00199 #endif
00200 }
00201
00202 fclose(stats->file);
00203 stats->file = NULL;
00204 }
00205 else
00206 {
00207 if (stats->pass == 1)
00208 free(stats->buf.buf);
00209 }
00210 }
00211
00212 void stats_write(stats_io_t *stats, const void *pkt, size_t len)
00213 {
00214 if (stats->file)
00215 {
00216 if(fwrite(pkt, 1, len, stats->file));
00217 }
00218 else
00219 {
00220 if (stats->buf.sz + len > stats->buf_alloc_sz)
00221 {
00222 size_t new_sz = stats->buf_alloc_sz + 64 * 1024;
00223 char *new_ptr = realloc(stats->buf.buf, new_sz);
00224
00225 if (new_ptr)
00226 {
00227 stats->buf_ptr = new_ptr + (stats->buf_ptr - (char *)stats->buf.buf);
00228 stats->buf.buf = new_ptr;
00229 stats->buf_alloc_sz = new_sz;
00230 }
00231 }
00232
00233 memcpy(stats->buf_ptr, pkt, len);
00234 stats->buf.sz += len;
00235 stats->buf_ptr += len;
00236 }
00237 }
00238
00239 vpx_fixed_buf_t stats_get(stats_io_t *stats)
00240 {
00241 return stats->buf;
00242 }
00243
00244 enum video_file_type
00245 {
00246 FILE_TYPE_RAW,
00247 FILE_TYPE_IVF,
00248 FILE_TYPE_Y4M
00249 };
00250
00251 struct detect_buffer {
00252 char buf[4];
00253 int valid;
00254 };
00255
00256
00257 #define IVF_FRAME_HDR_SZ (4+8)
00258 static int read_frame(FILE *f, vpx_image_t *img, unsigned int file_type,
00259 y4m_input *y4m, struct detect_buffer *detect)
00260 {
00261 int plane = 0;
00262 int shortread = 0;
00263
00264 if (file_type == FILE_TYPE_Y4M)
00265 {
00266 if (y4m_input_fetch_frame(y4m, f, img) < 1)
00267 return 0;
00268 }
00269 else
00270 {
00271 if (file_type == FILE_TYPE_IVF)
00272 {
00273 char junk[IVF_FRAME_HDR_SZ];
00274
00275
00276
00277
00278
00279 if(fread(junk, 1, IVF_FRAME_HDR_SZ, f));
00280 }
00281
00282 for (plane = 0; plane < 3; plane++)
00283 {
00284 unsigned char *ptr;
00285 int w = (plane ? (1 + img->d_w) / 2 : img->d_w);
00286 int h = (plane ? (1 + img->d_h) / 2 : img->d_h);
00287 int r;
00288
00289
00290
00291
00292
00293 switch (plane)
00294 {
00295 case 1:
00296 ptr = img->planes[img->fmt==VPX_IMG_FMT_YV12? VPX_PLANE_V : VPX_PLANE_U];
00297 break;
00298 case 2:
00299 ptr = img->planes[img->fmt==VPX_IMG_FMT_YV12?VPX_PLANE_U : VPX_PLANE_V];
00300 break;
00301 default:
00302 ptr = img->planes[plane];
00303 }
00304
00305 for (r = 0; r < h; r++)
00306 {
00307 if (detect->valid)
00308 {
00309 memcpy(ptr, detect->buf, 4);
00310 shortread |= fread(ptr+4, 1, w-4, f) < w-4;
00311 detect->valid = 0;
00312 }
00313 else
00314 shortread |= fread(ptr, 1, w, f) < w;
00315
00316 ptr += img->stride[plane];
00317 }
00318 }
00319 }
00320
00321 return !shortread;
00322 }
00323
00324
00325 unsigned int file_is_y4m(FILE *infile,
00326 y4m_input *y4m,
00327 char detect[4])
00328 {
00329 if(memcmp(detect, "YUV4", 4) == 0)
00330 {
00331 return 1;
00332 }
00333 return 0;
00334 }
00335
00336 #define IVF_FILE_HDR_SZ (32)
00337 unsigned int file_is_ivf(FILE *infile,
00338 unsigned int *fourcc,
00339 unsigned int *width,
00340 unsigned int *height,
00341 char detect[4])
00342 {
00343 char raw_hdr[IVF_FILE_HDR_SZ];
00344 int is_ivf = 0;
00345
00346 if(memcmp(detect, "DKIF", 4) != 0)
00347 return 0;
00348
00349
00350
00351
00352 if (fread(raw_hdr + 4, 1, IVF_FILE_HDR_SZ - 4, infile)
00353 == IVF_FILE_HDR_SZ - 4)
00354 {
00355 {
00356 is_ivf = 1;
00357
00358 if (mem_get_le16(raw_hdr + 4) != 0)
00359 fprintf(stderr, "Error: Unrecognized IVF version! This file may not"
00360 " decode properly.");
00361
00362 *fourcc = mem_get_le32(raw_hdr + 8);
00363 }
00364 }
00365
00366 if (is_ivf)
00367 {
00368 *width = mem_get_le16(raw_hdr + 12);
00369 *height = mem_get_le16(raw_hdr + 14);
00370 }
00371
00372 return is_ivf;
00373 }
00374
00375
00376 static void write_ivf_file_header(FILE *outfile,
00377 const vpx_codec_enc_cfg_t *cfg,
00378 unsigned int fourcc,
00379 int frame_cnt)
00380 {
00381 char header[32];
00382
00383 if (cfg->g_pass != VPX_RC_ONE_PASS && cfg->g_pass != VPX_RC_LAST_PASS)
00384 return;
00385
00386 header[0] = 'D';
00387 header[1] = 'K';
00388 header[2] = 'I';
00389 header[3] = 'F';
00390 mem_put_le16(header + 4, 0);
00391 mem_put_le16(header + 6, 32);
00392 mem_put_le32(header + 8, fourcc);
00393 mem_put_le16(header + 12, cfg->g_w);
00394 mem_put_le16(header + 14, cfg->g_h);
00395 mem_put_le32(header + 16, cfg->g_timebase.den);
00396 mem_put_le32(header + 20, cfg->g_timebase.num);
00397 mem_put_le32(header + 24, frame_cnt);
00398 mem_put_le32(header + 28, 0);
00399
00400 if(fwrite(header, 1, 32, outfile));
00401 }
00402
00403
00404 static void write_ivf_frame_header(FILE *outfile,
00405 const vpx_codec_cx_pkt_t *pkt)
00406 {
00407 char header[12];
00408 vpx_codec_pts_t pts;
00409
00410 if (pkt->kind != VPX_CODEC_CX_FRAME_PKT)
00411 return;
00412
00413 pts = pkt->data.frame.pts;
00414 mem_put_le32(header, pkt->data.frame.sz);
00415 mem_put_le32(header + 4, pts & 0xFFFFFFFF);
00416 mem_put_le32(header + 8, pts >> 32);
00417
00418 if(fwrite(header, 1, 12, outfile));
00419 }
00420
00421
00422 typedef off_t EbmlLoc;
00423
00424
00425 struct cue_entry
00426 {
00427 unsigned int time;
00428 uint64_t loc;
00429 };
00430
00431
00432 struct EbmlGlobal
00433 {
00434 int debug;
00435
00436 FILE *stream;
00437 uint64_t last_pts_ms;
00438 vpx_rational_t framerate;
00439
00440
00441 off_t position_reference;
00442 off_t seek_info_pos;
00443 off_t segment_info_pos;
00444 off_t track_pos;
00445 off_t cue_pos;
00446 off_t cluster_pos;
00447
00448
00449 off_t track_id_pos;
00450
00451
00452 EbmlLoc startSegment;
00453 EbmlLoc startCluster;
00454
00455 uint32_t cluster_timecode;
00456 int cluster_open;
00457
00458 struct cue_entry *cue_list;
00459 unsigned int cues;
00460
00461 };
00462
00463
00464 void Ebml_Write(EbmlGlobal *glob, const void *buffer_in, unsigned long len)
00465 {
00466 if(fwrite(buffer_in, 1, len, glob->stream));
00467 }
00468
00469
00470 void Ebml_Serialize(EbmlGlobal *glob, const void *buffer_in, unsigned long len)
00471 {
00472 const unsigned char *q = (const unsigned char *)buffer_in + len - 1;
00473
00474 for(; len; len--)
00475 Ebml_Write(glob, q--, 1);
00476 }
00477
00478
00479
00480
00481
00482 static void Ebml_SerializeUnsigned32(EbmlGlobal *glob, unsigned long class_id, uint64_t ui)
00483 {
00484 unsigned char sizeSerialized = 4 | 0x80;
00485 Ebml_WriteID(glob, class_id);
00486 Ebml_Serialize(glob, &sizeSerialized, 1);
00487 Ebml_Serialize(glob, &ui, 4);
00488 }
00489
00490
00491 static void
00492 Ebml_StartSubElement(EbmlGlobal *glob, EbmlLoc *ebmlLoc,
00493 unsigned long class_id)
00494 {
00495
00496
00497 unsigned long long unknownLen = LITERALU64(0x01FFFFFFFFFFFFFF);
00498
00499 Ebml_WriteID(glob, class_id);
00500 *ebmlLoc = ftello(glob->stream);
00501 Ebml_Serialize(glob, &unknownLen, 8);
00502 }
00503
00504 static void
00505 Ebml_EndSubElement(EbmlGlobal *glob, EbmlLoc *ebmlLoc)
00506 {
00507 off_t pos;
00508 uint64_t size;
00509
00510
00511 pos = ftello(glob->stream);
00512
00513
00514 size = pos - *ebmlLoc - 8;
00515 size |= LITERALU64(0x0100000000000000);
00516
00517
00518 fseeko(glob->stream, *ebmlLoc, SEEK_SET);
00519 Ebml_Serialize(glob, &size, 8);
00520
00521
00522 fseeko(glob->stream, pos, SEEK_SET);
00523 }
00524
00525
00526 static void
00527 write_webm_seek_element(EbmlGlobal *ebml, unsigned long id, off_t pos)
00528 {
00529 uint64_t offset = pos - ebml->position_reference;
00530 EbmlLoc start;
00531 Ebml_StartSubElement(ebml, &start, Seek);
00532 Ebml_SerializeBinary(ebml, SeekID, id);
00533 Ebml_SerializeUnsigned64(ebml, SeekPosition, offset);
00534 Ebml_EndSubElement(ebml, &start);
00535 }
00536
00537
00538 static void
00539 write_webm_seek_info(EbmlGlobal *ebml)
00540 {
00541
00542 off_t pos;
00543
00544
00545 pos = ftello(ebml->stream);
00546
00547 if(ebml->seek_info_pos)
00548 fseeko(ebml->stream, ebml->seek_info_pos, SEEK_SET);
00549 else
00550 ebml->seek_info_pos = pos;
00551
00552 {
00553 EbmlLoc start;
00554
00555 Ebml_StartSubElement(ebml, &start, SeekHead);
00556 write_webm_seek_element(ebml, Tracks, ebml->track_pos);
00557 write_webm_seek_element(ebml, Cues, ebml->cue_pos);
00558 write_webm_seek_element(ebml, Info, ebml->segment_info_pos);
00559 Ebml_EndSubElement(ebml, &start);
00560 }
00561 {
00562
00563 EbmlLoc startInfo;
00564 uint64_t frame_time;
00565
00566 frame_time = (uint64_t)1000 * ebml->framerate.den
00567 / ebml->framerate.num;
00568 ebml->segment_info_pos = ftello(ebml->stream);
00569 Ebml_StartSubElement(ebml, &startInfo, Info);
00570 Ebml_SerializeUnsigned(ebml, TimecodeScale, 1000000);
00571 Ebml_SerializeFloat(ebml, Segment_Duration,
00572 ebml->last_pts_ms + frame_time);
00573 Ebml_SerializeString(ebml, 0x4D80,
00574 ebml->debug ? "vpxenc" : "vpxenc" VERSION_STRING);
00575 Ebml_SerializeString(ebml, 0x5741,
00576 ebml->debug ? "vpxenc" : "vpxenc" VERSION_STRING);
00577 Ebml_EndSubElement(ebml, &startInfo);
00578 }
00579 }
00580
00581
00582 static void
00583 write_webm_file_header(EbmlGlobal *glob,
00584 const vpx_codec_enc_cfg_t *cfg,
00585 const struct vpx_rational *fps)
00586 {
00587 {
00588 EbmlLoc start;
00589 Ebml_StartSubElement(glob, &start, EBML);
00590 Ebml_SerializeUnsigned(glob, EBMLVersion, 1);
00591 Ebml_SerializeUnsigned(glob, EBMLReadVersion, 1);
00592 Ebml_SerializeUnsigned(glob, EBMLMaxIDLength, 4);
00593 Ebml_SerializeUnsigned(glob, EBMLMaxSizeLength, 8);
00594 Ebml_SerializeString(glob, DocType, "webm");
00595 Ebml_SerializeUnsigned(glob, DocTypeVersion, 2);
00596 Ebml_SerializeUnsigned(glob, DocTypeReadVersion, 2);
00597 Ebml_EndSubElement(glob, &start);
00598 }
00599 {
00600 Ebml_StartSubElement(glob, &glob->startSegment, Segment);
00601 glob->position_reference = ftello(glob->stream);
00602 glob->framerate = *fps;
00603 write_webm_seek_info(glob);
00604
00605 {
00606 EbmlLoc trackStart;
00607 glob->track_pos = ftello(glob->stream);
00608 Ebml_StartSubElement(glob, &trackStart, Tracks);
00609 {
00610 unsigned int trackNumber = 1;
00611 uint64_t trackID = 0;
00612
00613 EbmlLoc start;
00614 Ebml_StartSubElement(glob, &start, TrackEntry);
00615 Ebml_SerializeUnsigned(glob, TrackNumber, trackNumber);
00616 glob->track_id_pos = ftello(glob->stream);
00617 Ebml_SerializeUnsigned32(glob, TrackUID, trackID);
00618 Ebml_SerializeUnsigned(glob, TrackType, 1);
00619 Ebml_SerializeString(glob, CodecID, "V_VP8");
00620 {
00621 unsigned int pixelWidth = cfg->g_w;
00622 unsigned int pixelHeight = cfg->g_h;
00623 float frameRate = (float)fps->num/(float)fps->den;
00624
00625 EbmlLoc videoStart;
00626 Ebml_StartSubElement(glob, &videoStart, Video);
00627 Ebml_SerializeUnsigned(glob, PixelWidth, pixelWidth);
00628 Ebml_SerializeUnsigned(glob, PixelHeight, pixelHeight);
00629 Ebml_SerializeFloat(glob, FrameRate, frameRate);
00630 Ebml_EndSubElement(glob, &videoStart);
00631 }
00632 Ebml_EndSubElement(glob, &start);
00633 }
00634 Ebml_EndSubElement(glob, &trackStart);
00635 }
00636
00637 }
00638 }
00639
00640
00641 static void
00642 write_webm_block(EbmlGlobal *glob,
00643 const vpx_codec_enc_cfg_t *cfg,
00644 const vpx_codec_cx_pkt_t *pkt)
00645 {
00646 unsigned long block_length;
00647 unsigned char track_number;
00648 unsigned short block_timecode = 0;
00649 unsigned char flags;
00650 uint64_t pts_ms;
00651 int start_cluster = 0, is_keyframe;
00652
00653
00654 pts_ms = pkt->data.frame.pts * 1000
00655 * (uint64_t)cfg->g_timebase.num / (uint64_t)cfg->g_timebase.den;
00656 if(pts_ms <= glob->last_pts_ms)
00657 pts_ms = glob->last_pts_ms + 1;
00658 glob->last_pts_ms = pts_ms;
00659
00660
00661 if(pts_ms - glob->cluster_timecode > SHRT_MAX)
00662 start_cluster = 1;
00663 else
00664 block_timecode = pts_ms - glob->cluster_timecode;
00665
00666 is_keyframe = (pkt->data.frame.flags & VPX_FRAME_IS_KEY);
00667 if(start_cluster || is_keyframe)
00668 {
00669 if(glob->cluster_open)
00670 Ebml_EndSubElement(glob, &glob->startCluster);
00671
00672
00673 block_timecode = 0;
00674 glob->cluster_open = 1;
00675 glob->cluster_timecode = pts_ms;
00676 glob->cluster_pos = ftello(glob->stream);
00677 Ebml_StartSubElement(glob, &glob->startCluster, Cluster);
00678 Ebml_SerializeUnsigned(glob, Timecode, glob->cluster_timecode);
00679
00680
00681 if(is_keyframe)
00682 {
00683 struct cue_entry *cue;
00684
00685 glob->cue_list = realloc(glob->cue_list,
00686 (glob->cues+1) * sizeof(struct cue_entry));
00687 cue = &glob->cue_list[glob->cues];
00688 cue->time = glob->cluster_timecode;
00689 cue->loc = glob->cluster_pos;
00690 glob->cues++;
00691 }
00692 }
00693
00694
00695 Ebml_WriteID(glob, SimpleBlock);
00696
00697 block_length = pkt->data.frame.sz + 4;
00698 block_length |= 0x10000000;
00699 Ebml_Serialize(glob, &block_length, 4);
00700
00701 track_number = 1;
00702 track_number |= 0x80;
00703 Ebml_Write(glob, &track_number, 1);
00704
00705 Ebml_Serialize(glob, &block_timecode, 2);
00706
00707 flags = 0;
00708 if(is_keyframe)
00709 flags |= 0x80;
00710 if(pkt->data.frame.flags & VPX_FRAME_IS_INVISIBLE)
00711 flags |= 0x08;
00712 Ebml_Write(glob, &flags, 1);
00713
00714 Ebml_Write(glob, pkt->data.frame.buf, pkt->data.frame.sz);
00715 }
00716
00717
00718 static void
00719 write_webm_file_footer(EbmlGlobal *glob, long hash)
00720 {
00721
00722 if(glob->cluster_open)
00723 Ebml_EndSubElement(glob, &glob->startCluster);
00724
00725 {
00726 EbmlLoc start;
00727 int i;
00728
00729 glob->cue_pos = ftello(glob->stream);
00730 Ebml_StartSubElement(glob, &start, Cues);
00731 for(i=0; i<glob->cues; i++)
00732 {
00733 struct cue_entry *cue = &glob->cue_list[i];
00734 EbmlLoc start;
00735
00736 Ebml_StartSubElement(glob, &start, CuePoint);
00737 {
00738 EbmlLoc start;
00739
00740 Ebml_SerializeUnsigned(glob, CueTime, cue->time);
00741
00742 Ebml_StartSubElement(glob, &start, CueTrackPositions);
00743 Ebml_SerializeUnsigned(glob, CueTrack, 1);
00744 Ebml_SerializeUnsigned64(glob, CueClusterPosition,
00745 cue->loc - glob->position_reference);
00746
00747 Ebml_EndSubElement(glob, &start);
00748 }
00749 Ebml_EndSubElement(glob, &start);
00750 }
00751 Ebml_EndSubElement(glob, &start);
00752 }
00753
00754 Ebml_EndSubElement(glob, &glob->startSegment);
00755
00756
00757 write_webm_seek_info(glob);
00758
00759
00760 fseeko(glob->stream, glob->track_id_pos, SEEK_SET);
00761 Ebml_SerializeUnsigned32(glob, TrackUID, glob->debug ? 0xDEADBEEF : hash);
00762
00763 fseeko(glob->stream, 0, SEEK_END);
00764 }
00765
00766
00767
00768
00769
00770 static unsigned int murmur ( const void * key, int len, unsigned int seed )
00771 {
00772 const unsigned int m = 0x5bd1e995;
00773 const int r = 24;
00774
00775 unsigned int h = seed ^ len;
00776
00777 const unsigned char * data = (const unsigned char *)key;
00778
00779 while(len >= 4)
00780 {
00781 unsigned int k;
00782
00783 k = data[0];
00784 k |= data[1] << 8;
00785 k |= data[2] << 16;
00786 k |= data[3] << 24;
00787
00788 k *= m;
00789 k ^= k >> r;
00790 k *= m;
00791
00792 h *= m;
00793 h ^= k;
00794
00795 data += 4;
00796 len -= 4;
00797 }
00798
00799 switch(len)
00800 {
00801 case 3: h ^= data[2] << 16;
00802 case 2: h ^= data[1] << 8;
00803 case 1: h ^= data[0];
00804 h *= m;
00805 };
00806
00807 h ^= h >> 13;
00808 h *= m;
00809 h ^= h >> 15;
00810
00811 return h;
00812 }
00813
00814 #include "math.h"
00815
00816 static double vp8_mse2psnr(double Samples, double Peak, double Mse)
00817 {
00818 double psnr;
00819
00820 if ((double)Mse > 0.0)
00821 psnr = 10.0 * log10(Peak * Peak * Samples / Mse);
00822 else
00823 psnr = 60;
00824
00825 if (psnr > 60)
00826 psnr = 60;
00827
00828 return psnr;
00829 }
00830
00831
00832 #include "args.h"
00833
00834 static const arg_def_t debugmode = ARG_DEF("D", "debug", 0,
00835 "Debug mode (makes output deterministic)");
00836 static const arg_def_t outputfile = ARG_DEF("o", "output", 1,
00837 "Output filename");
00838 static const arg_def_t use_yv12 = ARG_DEF(NULL, "yv12", 0,
00839 "Input file is YV12 ");
00840 static const arg_def_t use_i420 = ARG_DEF(NULL, "i420", 0,
00841 "Input file is I420 (default)");
00842 static const arg_def_t codecarg = ARG_DEF(NULL, "codec", 1,
00843 "Codec to use");
00844 static const arg_def_t passes = ARG_DEF("p", "passes", 1,
00845 "Number of passes (1/2)");
00846 static const arg_def_t pass_arg = ARG_DEF(NULL, "pass", 1,
00847 "Pass to execute (1/2)");
00848 static const arg_def_t fpf_name = ARG_DEF(NULL, "fpf", 1,
00849 "First pass statistics file name");
00850 static const arg_def_t limit = ARG_DEF(NULL, "limit", 1,
00851 "Stop encoding after n input frames");
00852 static const arg_def_t deadline = ARG_DEF("d", "deadline", 1,
00853 "Deadline per frame (usec)");
00854 static const arg_def_t best_dl = ARG_DEF(NULL, "best", 0,
00855 "Use Best Quality Deadline");
00856 static const arg_def_t good_dl = ARG_DEF(NULL, "good", 0,
00857 "Use Good Quality Deadline");
00858 static const arg_def_t rt_dl = ARG_DEF(NULL, "rt", 0,
00859 "Use Realtime Quality Deadline");
00860 static const arg_def_t verbosearg = ARG_DEF("v", "verbose", 0,
00861 "Show encoder parameters");
00862 static const arg_def_t psnrarg = ARG_DEF(NULL, "psnr", 0,
00863 "Show PSNR in status line");
00864 static const arg_def_t framerate = ARG_DEF(NULL, "fps", 1,
00865 "Stream frame rate (rate/scale)");
00866 static const arg_def_t use_ivf = ARG_DEF(NULL, "ivf", 0,
00867 "Output IVF (default is WebM)");
00868 static const arg_def_t *main_args[] =
00869 {
00870 &debugmode,
00871 &outputfile, &codecarg, &passes, &pass_arg, &fpf_name, &limit, &deadline,
00872 &best_dl, &good_dl, &rt_dl,
00873 &verbosearg, &psnrarg, &use_ivf, &framerate,
00874 NULL
00875 };
00876
00877 static const arg_def_t usage = ARG_DEF("u", "usage", 1,
00878 "Usage profile number to use");
00879 static const arg_def_t threads = ARG_DEF("t", "threads", 1,
00880 "Max number of threads to use");
00881 static const arg_def_t profile = ARG_DEF(NULL, "profile", 1,
00882 "Bitstream profile number to use");
00883 static const arg_def_t width = ARG_DEF("w", "width", 1,
00884 "Frame width");
00885 static const arg_def_t height = ARG_DEF("h", "height", 1,
00886 "Frame height");
00887 static const arg_def_t timebase = ARG_DEF(NULL, "timebase", 1,
00888 "Stream timebase (frame duration)");
00889 static const arg_def_t error_resilient = ARG_DEF(NULL, "error-resilient", 1,
00890 "Enable error resiliency features");
00891 static const arg_def_t lag_in_frames = ARG_DEF(NULL, "lag-in-frames", 1,
00892 "Max number of frames to lag");
00893
00894 static const arg_def_t *global_args[] =
00895 {
00896 &use_yv12, &use_i420, &usage, &threads, &profile,
00897 &width, &height, &timebase, &framerate, &error_resilient,
00898 &lag_in_frames, NULL
00899 };
00900
00901 static const arg_def_t dropframe_thresh = ARG_DEF(NULL, "drop-frame", 1,
00902 "Temporal resampling threshold (buf %)");
00903 static const arg_def_t resize_allowed = ARG_DEF(NULL, "resize-allowed", 1,
00904 "Spatial resampling enabled (bool)");
00905 static const arg_def_t resize_up_thresh = ARG_DEF(NULL, "resize-up", 1,
00906 "Upscale threshold (buf %)");
00907 static const arg_def_t resize_down_thresh = ARG_DEF(NULL, "resize-down", 1,
00908 "Downscale threshold (buf %)");
00909 static const arg_def_t end_usage = ARG_DEF(NULL, "end-usage", 1,
00910 "VBR=0 | CBR=1");
00911 static const arg_def_t target_bitrate = ARG_DEF(NULL, "target-bitrate", 1,
00912 "Bitrate (kbps)");
00913 static const arg_def_t min_quantizer = ARG_DEF(NULL, "min-q", 1,
00914 "Minimum (best) quantizer");
00915 static const arg_def_t max_quantizer = ARG_DEF(NULL, "max-q", 1,
00916 "Maximum (worst) quantizer");
00917 static const arg_def_t undershoot_pct = ARG_DEF(NULL, "undershoot-pct", 1,
00918 "Datarate undershoot (min) target (%)");
00919 static const arg_def_t overshoot_pct = ARG_DEF(NULL, "overshoot-pct", 1,
00920 "Datarate overshoot (max) target (%)");
00921 static const arg_def_t buf_sz = ARG_DEF(NULL, "buf-sz", 1,
00922 "Client buffer size (ms)");
00923 static const arg_def_t buf_initial_sz = ARG_DEF(NULL, "buf-initial-sz", 1,
00924 "Client initial buffer size (ms)");
00925 static const arg_def_t buf_optimal_sz = ARG_DEF(NULL, "buf-optimal-sz", 1,
00926 "Client optimal buffer size (ms)");
00927 static const arg_def_t *rc_args[] =
00928 {
00929 &dropframe_thresh, &resize_allowed, &resize_up_thresh, &resize_down_thresh,
00930 &end_usage, &target_bitrate, &min_quantizer, &max_quantizer,
00931 &undershoot_pct, &overshoot_pct, &buf_sz, &buf_initial_sz, &buf_optimal_sz,
00932 NULL
00933 };
00934
00935
00936 static const arg_def_t bias_pct = ARG_DEF(NULL, "bias-pct", 1,
00937 "CBR/VBR bias (0=CBR, 100=VBR)");
00938 static const arg_def_t minsection_pct = ARG_DEF(NULL, "minsection-pct", 1,
00939 "GOP min bitrate (% of target)");
00940 static const arg_def_t maxsection_pct = ARG_DEF(NULL, "maxsection-pct", 1,
00941 "GOP max bitrate (% of target)");
00942 static const arg_def_t *rc_twopass_args[] =
00943 {
00944 &bias_pct, &minsection_pct, &maxsection_pct, NULL
00945 };
00946
00947
00948 static const arg_def_t kf_min_dist = ARG_DEF(NULL, "kf-min-dist", 1,
00949 "Minimum keyframe interval (frames)");
00950 static const arg_def_t kf_max_dist = ARG_DEF(NULL, "kf-max-dist", 1,
00951 "Maximum keyframe interval (frames)");
00952 static const arg_def_t kf_disabled = ARG_DEF(NULL, "disable-kf", 0,
00953 "Disable keyframe placement");
00954 static const arg_def_t *kf_args[] =
00955 {
00956 &kf_min_dist, &kf_max_dist, &kf_disabled, NULL
00957 };
00958
00959
00960 #if CONFIG_VP8_ENCODER
00961 static const arg_def_t noise_sens = ARG_DEF(NULL, "noise-sensitivity", 1,
00962 "Noise sensitivity (frames to blur)");
00963 static const arg_def_t sharpness = ARG_DEF(NULL, "sharpness", 1,
00964 "Filter sharpness (0-7)");
00965 static const arg_def_t static_thresh = ARG_DEF(NULL, "static-thresh", 1,
00966 "Motion detection threshold");
00967 #endif
00968
00969 #if CONFIG_VP8_ENCODER
00970 static const arg_def_t cpu_used = ARG_DEF(NULL, "cpu-used", 1,
00971 "CPU Used (-16..16)");
00972 #endif
00973
00974
00975 #if CONFIG_VP8_ENCODER
00976 static const arg_def_t token_parts = ARG_DEF(NULL, "token-parts", 1,
00977 "Number of token partitions to use, log2");
00978 static const arg_def_t auto_altref = ARG_DEF(NULL, "auto-alt-ref", 1,
00979 "Enable automatic alt reference frames");
00980 static const arg_def_t arnr_maxframes = ARG_DEF(NULL, "arnr-maxframes", 1,
00981 "alt_ref Max Frames");
00982 static const arg_def_t arnr_strength = ARG_DEF(NULL, "arnr-strength", 1,
00983 "alt_ref Strength");
00984 static const arg_def_t arnr_type = ARG_DEF(NULL, "arnr-type", 1,
00985 "alt_ref Type");
00986
00987 static const arg_def_t *vp8_args[] =
00988 {
00989 &cpu_used, &auto_altref, &noise_sens, &sharpness, &static_thresh,
00990 &token_parts, &arnr_maxframes, &arnr_strength, &arnr_type, NULL
00991 };
00992 static const int vp8_arg_ctrl_map[] =
00993 {
00994 VP8E_SET_CPUUSED, VP8E_SET_ENABLEAUTOALTREF,
00995 VP8E_SET_NOISE_SENSITIVITY, VP8E_SET_SHARPNESS, VP8E_SET_STATIC_THRESHOLD,
00996 VP8E_SET_TOKEN_PARTITIONS,
00997 VP8E_SET_ARNR_MAXFRAMES, VP8E_SET_ARNR_STRENGTH , VP8E_SET_ARNR_TYPE, 0
00998 };
00999 #endif
01000
01001 static const arg_def_t *no_args[] = { NULL };
01002
01003 static void usage_exit()
01004 {
01005 int i;
01006
01007 fprintf(stderr, "Usage: %s <options> -o dst_filename src_filename \n",
01008 exec_name);
01009
01010 fprintf(stderr, "\nOptions:\n");
01011 arg_show_usage(stdout, main_args);
01012 fprintf(stderr, "\nEncoder Global Options:\n");
01013 arg_show_usage(stdout, global_args);
01014 fprintf(stderr, "\nRate Control Options:\n");
01015 arg_show_usage(stdout, rc_args);
01016 fprintf(stderr, "\nTwopass Rate Control Options:\n");
01017 arg_show_usage(stdout, rc_twopass_args);
01018 fprintf(stderr, "\nKeyframe Placement Options:\n");
01019 arg_show_usage(stdout, kf_args);
01020 #if CONFIG_VP8_ENCODER
01021 fprintf(stderr, "\nVP8 Specific Options:\n");
01022 arg_show_usage(stdout, vp8_args);
01023 #endif
01024 fprintf(stderr, "\n"
01025 "Included encoders:\n"
01026 "\n");
01027
01028 for (i = 0; i < sizeof(codecs) / sizeof(codecs[0]); i++)
01029 fprintf(stderr, " %-6s - %s\n",
01030 codecs[i].name,
01031 vpx_codec_iface_name(codecs[i].iface));
01032
01033 exit(EXIT_FAILURE);
01034 }
01035
01036 #define ARG_CTRL_CNT_MAX 10
01037
01038
01039 int main(int argc, const char **argv_)
01040 {
01041 vpx_codec_ctx_t encoder;
01042 const char *in_fn = NULL, *out_fn = NULL, *stats_fn = NULL;
01043 int i;
01044 FILE *infile, *outfile;
01045 vpx_codec_enc_cfg_t cfg;
01046 vpx_codec_err_t res;
01047 int pass, one_pass_only = 0;
01048 stats_io_t stats;
01049 vpx_image_t raw;
01050 const struct codec_item *codec = codecs;
01051 int frame_avail, got_data;
01052
01053 struct arg arg;
01054 char **argv, **argi, **argj;
01055 int arg_usage = 0, arg_passes = 1, arg_deadline = 0;
01056 int arg_ctrls[ARG_CTRL_CNT_MAX][2], arg_ctrl_cnt = 0;
01057 int arg_limit = 0;
01058 static const arg_def_t **ctrl_args = no_args;
01059 static const int *ctrl_args_map = NULL;
01060 int verbose = 0, show_psnr = 0;
01061 int arg_use_i420 = 1;
01062 unsigned long cx_time = 0;
01063 unsigned int file_type, fourcc;
01064 y4m_input y4m;
01065 struct vpx_rational arg_framerate = {30, 1};
01066 int arg_have_framerate = 0;
01067 int write_webm = 1;
01068 EbmlGlobal ebml = {0};
01069 uint32_t hash = 0;
01070 uint64_t psnr_sse_total = 0;
01071 uint64_t psnr_samples_total = 0;
01072 double psnr_totals[4] = {0, 0, 0, 0};
01073 int psnr_count = 0;
01074
01075 exec_name = argv_[0];
01076
01077 if (argc < 3)
01078 usage_exit();
01079
01080
01081
01082
01083
01084 argv = argv_dup(argc - 1, argv_ + 1);
01085
01086 for (argi = argj = argv; (*argj = *argi); argi += arg.argv_step)
01087 {
01088 arg.argv_step = 1;
01089
01090 if (arg_match(&arg, &codecarg, argi))
01091 {
01092 int j, k = -1;
01093
01094 for (j = 0; j < sizeof(codecs) / sizeof(codecs[0]); j++)
01095 if (!strcmp(codecs[j].name, arg.val))
01096 k = j;
01097
01098 if (k >= 0)
01099 codec = codecs + k;
01100 else
01101 die("Error: Unrecognized argument (%s) to --codec\n",
01102 arg.val);
01103
01104 }
01105 else if (arg_match(&arg, &passes, argi))
01106 {
01107 arg_passes = arg_parse_uint(&arg);
01108
01109 if (arg_passes < 1 || arg_passes > 2)
01110 die("Error: Invalid number of passes (%d)\n", arg_passes);
01111 }
01112 else if (arg_match(&arg, &pass_arg, argi))
01113 {
01114 one_pass_only = arg_parse_uint(&arg);
01115
01116 if (one_pass_only < 1 || one_pass_only > 2)
01117 die("Error: Invalid pass selected (%d)\n", one_pass_only);
01118 }
01119 else if (arg_match(&arg, &fpf_name, argi))
01120 stats_fn = arg.val;
01121 else if (arg_match(&arg, &usage, argi))
01122 arg_usage = arg_parse_uint(&arg);
01123 else if (arg_match(&arg, &deadline, argi))
01124 arg_deadline = arg_parse_uint(&arg);
01125 else if (arg_match(&arg, &best_dl, argi))
01126 arg_deadline = VPX_DL_BEST_QUALITY;
01127 else if (arg_match(&arg, &good_dl, argi))
01128 arg_deadline = VPX_DL_GOOD_QUALITY;
01129 else if (arg_match(&arg, &rt_dl, argi))
01130 arg_deadline = VPX_DL_REALTIME;
01131 else if (arg_match(&arg, &use_yv12, argi))
01132 {
01133 arg_use_i420 = 0;
01134 }
01135 else if (arg_match(&arg, &use_i420, argi))
01136 {
01137 arg_use_i420 = 1;
01138 }
01139 else if (arg_match(&arg, &verbosearg, argi))
01140 verbose = 1;
01141 else if (arg_match(&arg, &limit, argi))
01142 arg_limit = arg_parse_uint(&arg);
01143 else if (arg_match(&arg, &psnrarg, argi))
01144 show_psnr = 1;
01145 else if (arg_match(&arg, &framerate, argi))
01146 {
01147 arg_framerate = arg_parse_rational(&arg);
01148 arg_have_framerate = 1;
01149 }
01150 else if (arg_match(&arg, &use_ivf, argi))
01151 write_webm = 0;
01152 else if (arg_match(&arg, &outputfile, argi))
01153 out_fn = arg.val;
01154 else if (arg_match(&arg, &debugmode, argi))
01155 ebml.debug = 1;
01156 else
01157 argj++;
01158 }
01159
01160
01161
01162
01163 if (one_pass_only)
01164 {
01165
01166 if (one_pass_only > arg_passes)
01167 {
01168 fprintf(stderr, "Warning: Assuming --pass=%d implies --passes=%d\n",
01169 one_pass_only, one_pass_only);
01170 arg_passes = one_pass_only;
01171 }
01172
01173 if (arg_passes == 2 && !stats_fn)
01174 die("Must specify --fpf when --pass=%d and --passes=2\n", one_pass_only);
01175 }
01176
01177
01178 res = vpx_codec_enc_config_default(codec->iface, &cfg, arg_usage);
01179
01180 if (res)
01181 {
01182 fprintf(stderr, "Failed to get config: %s\n",
01183 vpx_codec_err_to_string(res));
01184 return EXIT_FAILURE;
01185 }
01186
01187
01188
01189
01190 cfg.g_timebase.den = 1000;
01191
01192
01193 for (argi = argj = argv; (*argj = *argi); argi += arg.argv_step)
01194 {
01195 arg.argv_step = 1;
01196
01197 if (0);
01198 else if (arg_match(&arg, &threads, argi))
01199 cfg.g_threads = arg_parse_uint(&arg);
01200 else if (arg_match(&arg, &profile, argi))
01201 cfg.g_profile = arg_parse_uint(&arg);
01202 else if (arg_match(&arg, &width, argi))
01203 cfg.g_w = arg_parse_uint(&arg);
01204 else if (arg_match(&arg, &height, argi))
01205 cfg.g_h = arg_parse_uint(&arg);
01206 else if (arg_match(&arg, &timebase, argi))
01207 cfg.g_timebase = arg_parse_rational(&arg);
01208 else if (arg_match(&arg, &error_resilient, argi))
01209 cfg.g_error_resilient = arg_parse_uint(&arg);
01210 else if (arg_match(&arg, &lag_in_frames, argi))
01211 cfg.g_lag_in_frames = arg_parse_uint(&arg);
01212 else if (arg_match(&arg, &dropframe_thresh, argi))
01213 cfg.rc_dropframe_thresh = arg_parse_uint(&arg);
01214 else if (arg_match(&arg, &resize_allowed, argi))
01215 cfg.rc_resize_allowed = arg_parse_uint(&arg);
01216 else if (arg_match(&arg, &resize_up_thresh, argi))
01217 cfg.rc_resize_up_thresh = arg_parse_uint(&arg);
01218 else if (arg_match(&arg, &resize_down_thresh, argi))
01219 cfg.rc_resize_down_thresh = arg_parse_uint(&arg);
01220 else if (arg_match(&arg, &resize_down_thresh, argi))
01221 cfg.rc_resize_down_thresh = arg_parse_uint(&arg);
01222 else if (arg_match(&arg, &end_usage, argi))
01223 cfg.rc_end_usage = arg_parse_uint(&arg);
01224 else if (arg_match(&arg, &target_bitrate, argi))
01225 cfg.rc_target_bitrate = arg_parse_uint(&arg);
01226 else if (arg_match(&arg, &min_quantizer, argi))
01227 cfg.rc_min_quantizer = arg_parse_uint(&arg);
01228 else if (arg_match(&arg, &max_quantizer, argi))
01229 cfg.rc_max_quantizer = arg_parse_uint(&arg);
01230 else if (arg_match(&arg, &undershoot_pct, argi))
01231 cfg.rc_undershoot_pct = arg_parse_uint(&arg);
01232 else if (arg_match(&arg, &overshoot_pct, argi))
01233 cfg.rc_overshoot_pct = arg_parse_uint(&arg);
01234 else if (arg_match(&arg, &buf_sz, argi))
01235 cfg.rc_buf_sz = arg_parse_uint(&arg);
01236 else if (arg_match(&arg, &buf_initial_sz, argi))
01237 cfg.rc_buf_initial_sz = arg_parse_uint(&arg);
01238 else if (arg_match(&arg, &buf_optimal_sz, argi))
01239 cfg.rc_buf_optimal_sz = arg_parse_uint(&arg);
01240 else if (arg_match(&arg, &bias_pct, argi))
01241 {
01242 cfg.rc_2pass_vbr_bias_pct = arg_parse_uint(&arg);
01243
01244 if (arg_passes < 2)
01245 fprintf(stderr,
01246 "Warning: option %s ignored in one-pass mode.\n",
01247 arg.name);
01248 }
01249 else if (arg_match(&arg, &minsection_pct, argi))
01250 {
01251 cfg.rc_2pass_vbr_minsection_pct = arg_parse_uint(&arg);
01252
01253 if (arg_passes < 2)
01254 fprintf(stderr,
01255 "Warning: option %s ignored in one-pass mode.\n",
01256 arg.name);
01257 }
01258 else if (arg_match(&arg, &maxsection_pct, argi))
01259 {
01260 cfg.rc_2pass_vbr_maxsection_pct = arg_parse_uint(&arg);
01261
01262 if (arg_passes < 2)
01263 fprintf(stderr,
01264 "Warning: option %s ignored in one-pass mode.\n",
01265 arg.name);
01266 }
01267 else if (arg_match(&arg, &kf_min_dist, argi))
01268 cfg.kf_min_dist = arg_parse_uint(&arg);
01269 else if (arg_match(&arg, &kf_max_dist, argi))
01270 cfg.kf_max_dist = arg_parse_uint(&arg);
01271 else if (arg_match(&arg, &kf_disabled, argi))
01272 cfg.kf_mode = VPX_KF_DISABLED;
01273 else
01274 argj++;
01275 }
01276
01277
01278 #if CONFIG_VP8_ENCODER
01279
01280 if (codec->iface == &vpx_codec_vp8_cx_algo)
01281 {
01282 ctrl_args = vp8_args;
01283 ctrl_args_map = vp8_arg_ctrl_map;
01284 }
01285
01286 #endif
01287
01288 for (argi = argj = argv; (*argj = *argi); argi += arg.argv_step)
01289 {
01290 int match = 0;
01291
01292 arg.argv_step = 1;
01293
01294 for (i = 0; ctrl_args[i]; i++)
01295 {
01296 if (arg_match(&arg, ctrl_args[i], argi))
01297 {
01298 match = 1;
01299
01300 if (arg_ctrl_cnt < ARG_CTRL_CNT_MAX)
01301 {
01302 arg_ctrls[arg_ctrl_cnt][0] = ctrl_args_map[i];
01303 arg_ctrls[arg_ctrl_cnt][1] = arg_parse_int(&arg);
01304 arg_ctrl_cnt++;
01305 }
01306 }
01307 }
01308
01309 if (!match)
01310 argj++;
01311 }
01312
01313
01314 for (argi = argv; *argi; argi++)
01315 if (argi[0][0] == '-' && argi[0][1])
01316 die("Error: Unrecognized option %s\n", *argi);
01317
01318
01319 in_fn = argv[0];
01320
01321 if (!in_fn)
01322 usage_exit();
01323
01324 if(!out_fn)
01325 die("Error: Output file is required (specify with -o)\n");
01326
01327 memset(&stats, 0, sizeof(stats));
01328
01329 for (pass = one_pass_only ? one_pass_only - 1 : 0; pass < arg_passes; pass++)
01330 {
01331 int frames_in = 0, frames_out = 0;
01332 unsigned long nbytes = 0;
01333 size_t detect_bytes;
01334 struct detect_buffer detect;
01335
01336
01337 infile = strcmp(in_fn, "-") ? fopen(in_fn, "rb") : stdin;
01338
01339 if (!infile)
01340 {
01341 fprintf(stderr, "Failed to open input file\n");
01342 return EXIT_FAILURE;
01343 }
01344
01345
01346
01347
01348
01349
01350 detect_bytes = fread(detect.buf, 1, 4, infile);
01351 detect.valid = 0;
01352
01353 if (detect_bytes == 4 && file_is_y4m(infile, &y4m, detect.buf))
01354 {
01355 if (y4m_input_open(&y4m, infile, detect.buf, 4) >= 0)
01356 {
01357 file_type = FILE_TYPE_Y4M;
01358 cfg.g_w = y4m.pic_w;
01359 cfg.g_h = y4m.pic_h;
01360
01361
01362
01363
01364 if (!arg_have_framerate)
01365 {
01366 arg_framerate.num = y4m.fps_n;
01367 arg_framerate.den = y4m.fps_d;
01368 }
01369
01370 arg_use_i420 = 0;
01371 }
01372 else
01373 {
01374 fprintf(stderr, "Unsupported Y4M stream.\n");
01375 return EXIT_FAILURE;
01376 }
01377 }
01378 else if (detect_bytes == 4 &&
01379 file_is_ivf(infile, &fourcc, &cfg.g_w, &cfg.g_h, detect.buf))
01380 {
01381 file_type = FILE_TYPE_IVF;
01382 switch (fourcc)
01383 {
01384 case 0x32315659:
01385 arg_use_i420 = 0;
01386 break;
01387 case 0x30323449:
01388 arg_use_i420 = 1;
01389 break;
01390 default:
01391 fprintf(stderr, "Unsupported fourcc (%08x) in IVF\n", fourcc);
01392 return EXIT_FAILURE;
01393 }
01394 }
01395 else
01396 {
01397 file_type = FILE_TYPE_RAW;
01398 detect.valid = 1;
01399 }
01400 #define SHOW(field) fprintf(stderr, " %-28s = %d\n", #field, cfg.field)
01401
01402 if (verbose && pass == 0)
01403 {
01404 fprintf(stderr, "Codec: %s\n", vpx_codec_iface_name(codec->iface));
01405 fprintf(stderr, "Source file: %s Format: %s\n", in_fn,
01406 arg_use_i420 ? "I420" : "YV12");
01407 fprintf(stderr, "Destination file: %s\n", out_fn);
01408 fprintf(stderr, "Encoder parameters:\n");
01409
01410 SHOW(g_usage);
01411 SHOW(g_threads);
01412 SHOW(g_profile);
01413 SHOW(g_w);
01414 SHOW(g_h);
01415 SHOW(g_timebase.num);
01416 SHOW(g_timebase.den);
01417 SHOW(g_error_resilient);
01418 SHOW(g_pass);
01419 SHOW(g_lag_in_frames);
01420 SHOW(rc_dropframe_thresh);
01421 SHOW(rc_resize_allowed);
01422 SHOW(rc_resize_up_thresh);
01423 SHOW(rc_resize_down_thresh);
01424 SHOW(rc_end_usage);
01425 SHOW(rc_target_bitrate);
01426 SHOW(rc_min_quantizer);
01427 SHOW(rc_max_quantizer);
01428 SHOW(rc_undershoot_pct);
01429 SHOW(rc_overshoot_pct);
01430 SHOW(rc_buf_sz);
01431 SHOW(rc_buf_initial_sz);
01432 SHOW(rc_buf_optimal_sz);
01433 SHOW(rc_2pass_vbr_bias_pct);
01434 SHOW(rc_2pass_vbr_minsection_pct);
01435 SHOW(rc_2pass_vbr_maxsection_pct);
01436 SHOW(kf_mode);
01437 SHOW(kf_min_dist);
01438 SHOW(kf_max_dist);
01439 }
01440
01441 if(pass == (one_pass_only ? one_pass_only - 1 : 0)) {
01442 if (file_type == FILE_TYPE_Y4M)
01443
01444
01445
01446 memset(&raw, 0, sizeof(raw));
01447 else
01448 vpx_img_alloc(&raw, arg_use_i420 ? VPX_IMG_FMT_I420 : VPX_IMG_FMT_YV12,
01449 cfg.g_w, cfg.g_h, 1);
01450 }
01451
01452 outfile = strcmp(out_fn, "-") ? fopen(out_fn, "wb") : stdout;
01453
01454 if (!outfile)
01455 {
01456 fprintf(stderr, "Failed to open output file\n");
01457 return EXIT_FAILURE;
01458 }
01459
01460 if(write_webm && fseek(outfile, 0, SEEK_CUR))
01461 {
01462 fprintf(stderr, "WebM output to pipes not supported.\n");
01463 return EXIT_FAILURE;
01464 }
01465
01466 if (stats_fn)
01467 {
01468 if (!stats_open_file(&stats, stats_fn, pass))
01469 {
01470 fprintf(stderr, "Failed to open statistics store\n");
01471 return EXIT_FAILURE;
01472 }
01473 }
01474 else
01475 {
01476 if (!stats_open_mem(&stats, pass))
01477 {
01478 fprintf(stderr, "Failed to open statistics store\n");
01479 return EXIT_FAILURE;
01480 }
01481 }
01482
01483 cfg.g_pass = arg_passes == 2
01484 ? pass ? VPX_RC_LAST_PASS : VPX_RC_FIRST_PASS
01485 : VPX_RC_ONE_PASS;
01486 #if VPX_ENCODER_ABI_VERSION > (1 + VPX_CODEC_ABI_VERSION)
01487
01488 if (pass)
01489 {
01490 cfg.rc_twopass_stats_in = stats_get(&stats);
01491 }
01492
01493 #endif
01494
01495 if(write_webm)
01496 {
01497 ebml.stream = outfile;
01498 write_webm_file_header(&ebml, &cfg, &arg_framerate);
01499 }
01500 else
01501 write_ivf_file_header(outfile, &cfg, codec->fourcc, 0);
01502
01503
01504
01505 vpx_codec_enc_init(&encoder, codec->iface, &cfg,
01506 show_psnr ? VPX_CODEC_USE_PSNR : 0);
01507 ctx_exit_on_error(&encoder, "Failed to initialize encoder");
01508
01509
01510
01511
01512
01513 for (i = 0; i < arg_ctrl_cnt; i++)
01514 {
01515 if (vpx_codec_control_(&encoder, arg_ctrls[i][0], arg_ctrls[i][1]))
01516 fprintf(stderr, "Error: Tried to set control %d = %d\n",
01517 arg_ctrls[i][0], arg_ctrls[i][1]);
01518
01519 ctx_exit_on_error(&encoder, "Failed to control codec");
01520 }
01521
01522 frame_avail = 1;
01523 got_data = 0;
01524
01525 while (frame_avail || got_data)
01526 {
01527 vpx_codec_iter_t iter = NULL;
01528 const vpx_codec_cx_pkt_t *pkt;
01529 struct vpx_usec_timer timer;
01530 int64_t frame_start;
01531
01532 if (!arg_limit || frames_in < arg_limit)
01533 {
01534 frame_avail = read_frame(infile, &raw, file_type, &y4m,
01535 &detect);
01536
01537 if (frame_avail)
01538 frames_in++;
01539
01540 fprintf(stderr,
01541 "\rPass %d/%d frame %4d/%-4d %7ldB \033[K", pass + 1,
01542 arg_passes, frames_in, frames_out, nbytes);
01543 }
01544 else
01545 frame_avail = 0;
01546
01547 vpx_usec_timer_start(&timer);
01548
01549 frame_start = (cfg.g_timebase.den * (int64_t)(frames_in - 1)
01550 * arg_framerate.den) / cfg.g_timebase.num / arg_framerate.num;
01551 vpx_codec_encode(&encoder, frame_avail ? &raw : NULL, frame_start,
01552 cfg.g_timebase.den * arg_framerate.den
01553 / cfg.g_timebase.num / arg_framerate.num,
01554 0, arg_deadline);
01555 vpx_usec_timer_mark(&timer);
01556 cx_time += vpx_usec_timer_elapsed(&timer);
01557 ctx_exit_on_error(&encoder, "Failed to encode frame");
01558 got_data = 0;
01559
01560 while ((pkt = vpx_codec_get_cx_data(&encoder, &iter)))
01561 {
01562 got_data = 1;
01563
01564 switch (pkt->kind)
01565 {
01566 case VPX_CODEC_CX_FRAME_PKT:
01567 frames_out++;
01568 fprintf(stderr, " %6luF",
01569 (unsigned long)pkt->data.frame.sz);
01570
01571 if(write_webm)
01572 {
01573
01574 if(!ebml.debug)
01575 hash = murmur(pkt->data.frame.buf,
01576 pkt->data.frame.sz, hash);
01577
01578 write_webm_block(&ebml, &cfg, pkt);
01579 }
01580 else
01581 {
01582 write_ivf_frame_header(outfile, pkt);
01583 if(fwrite(pkt->data.frame.buf, 1,
01584 pkt->data.frame.sz, outfile));
01585 }
01586 nbytes += pkt->data.raw.sz;
01587 break;
01588 case VPX_CODEC_STATS_PKT:
01589 frames_out++;
01590 fprintf(stderr, " %6luS",
01591 (unsigned long)pkt->data.twopass_stats.sz);
01592 stats_write(&stats,
01593 pkt->data.twopass_stats.buf,
01594 pkt->data.twopass_stats.sz);
01595 nbytes += pkt->data.raw.sz;
01596 break;
01597 case VPX_CODEC_PSNR_PKT:
01598
01599 if (show_psnr)
01600 {
01601 int i;
01602
01603 psnr_sse_total += pkt->data.psnr.sse[0];
01604 psnr_samples_total += pkt->data.psnr.samples[0];
01605 for (i = 0; i < 4; i++)
01606 {
01607 fprintf(stderr, "%.3lf ", pkt->data.psnr.psnr[i]);
01608 psnr_totals[i] += pkt->data.psnr.psnr[i];
01609 }
01610 psnr_count++;
01611 }
01612
01613 break;
01614 default:
01615 break;
01616 }
01617 }
01618
01619 fflush(stdout);
01620 }
01621
01622 fprintf(stderr,
01623 "\rPass %d/%d frame %4d/%-4d %7ldB %7ldb/f %7"PRId64"b/s"
01624 " %7lu %s (%.2f fps)\033[K", pass + 1,
01625 arg_passes, frames_in, frames_out, nbytes, nbytes * 8 / frames_in,
01626 nbytes * 8 *(int64_t)arg_framerate.num / arg_framerate.den / frames_in,
01627 cx_time > 9999999 ? cx_time / 1000 : cx_time,
01628 cx_time > 9999999 ? "ms" : "us",
01629 (float)frames_in * 1000000.0 / (float)cx_time);
01630
01631 if ( (show_psnr) && (psnr_count>0) )
01632 {
01633 int i;
01634 double ovpsnr = vp8_mse2psnr(psnr_samples_total, 255.0,
01635 psnr_sse_total);
01636
01637 fprintf(stderr, "\nPSNR (Overall/Avg/Y/U/V)");
01638
01639 fprintf(stderr, " %.3lf", ovpsnr);
01640 for (i = 0; i < 4; i++)
01641 {
01642 fprintf(stderr, " %.3lf", psnr_totals[i]/psnr_count);
01643 }
01644 }
01645
01646 vpx_codec_destroy(&encoder);
01647
01648 fclose(infile);
01649
01650 if(write_webm)
01651 {
01652 write_webm_file_footer(&ebml, hash);
01653 }
01654 else
01655 {
01656 if (!fseek(outfile, 0, SEEK_SET))
01657 write_ivf_file_header(outfile, &cfg, codec->fourcc, frames_out);
01658 }
01659
01660 fclose(outfile);
01661 stats_close(&stats);
01662 fprintf(stderr, "\n");
01663
01664 if (one_pass_only)
01665 break;
01666 }
01667
01668 vpx_img_free(&raw);
01669 free(argv);
01670 return EXIT_SUCCESS;
01671 }