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00019 #define HAVE_AV_CONFIG_H
00020 #include <limits.h>
00021 #include "avformat.h"
00022 #include "framehook.h"
00023 #include "dsputil.h"
00024
00025 #ifndef CONFIG_WIN32
00026 #include <unistd.h>
00027 #include <fcntl.h>
00028 #include <sys/ioctl.h>
00029 #include <sys/time.h>
00030 #include <termios.h>
00031 #include <sys/resource.h>
00032 #include <signal.h>
00033 #endif
00034 #ifdef CONFIG_OS2
00035 #include <sys/types.h>
00036 #include <sys/select.h>
00037 #include <stdlib.h>
00038 #endif
00039 #undef time //needed because HAVE_AV_CONFIG_H is defined on top
00040 #include <time.h>
00041
00042 #include "cmdutils.h"
00043
00044 #undef NDEBUG
00045 #include <assert.h>
00046
00047 #if !defined(INFINITY) && defined(HUGE_VAL)
00048 #define INFINITY HUGE_VAL
00049 #endif
00050
00051
00052 typedef struct AVStreamMap {
00053 int file_index;
00054 int stream_index;
00055 int sync_file_index;
00056 int sync_stream_index;
00057 } AVStreamMap;
00058
00060 typedef struct AVMetaDataMap {
00061 int out_file;
00062 int in_file;
00063 } AVMetaDataMap;
00064
00065 extern const OptionDef options[];
00066
00067 static void show_help(void);
00068 static void show_license(void);
00069
00070 #define MAX_FILES 20
00071
00072 static AVFormatContext *input_files[MAX_FILES];
00073 static int64_t input_files_ts_offset[MAX_FILES];
00074 static int nb_input_files = 0;
00075
00076 static AVFormatContext *output_files[MAX_FILES];
00077 static int nb_output_files = 0;
00078
00079 static AVStreamMap stream_maps[MAX_FILES];
00080 static int nb_stream_maps;
00081
00082 static AVMetaDataMap meta_data_maps[MAX_FILES];
00083 static int nb_meta_data_maps;
00084
00085 static AVInputFormat *file_iformat;
00086 static AVOutputFormat *file_oformat;
00087 static AVImageFormat *image_format;
00088 static int frame_width = 0;
00089 static int frame_height = 0;
00090 static float frame_aspect_ratio = 0;
00091 static enum PixelFormat frame_pix_fmt = PIX_FMT_NONE;
00092 static int frame_padtop = 0;
00093 static int frame_padbottom = 0;
00094 static int frame_padleft = 0;
00095 static int frame_padright = 0;
00096 static int padcolor[3] = {16,128,128};
00097 static int frame_topBand = 0;
00098 static int frame_bottomBand = 0;
00099 static int frame_leftBand = 0;
00100 static int frame_rightBand = 0;
00101 static int max_frames[4] = {INT_MAX, INT_MAX, INT_MAX, INT_MAX};
00102 static int frame_rate = 25;
00103 static int frame_rate_base = 1;
00104 static int video_bit_rate = 200*1000;
00105 static int video_bit_rate_tolerance = 4000*1000;
00106 static float video_qscale = 0;
00107 static int video_qmin = 2;
00108 static int video_qmax = 31;
00109 static int video_lmin = 2*FF_QP2LAMBDA;
00110 static int video_lmax = 31*FF_QP2LAMBDA;
00111 static int video_mb_lmin = 2*FF_QP2LAMBDA;
00112 static int video_mb_lmax = 31*FF_QP2LAMBDA;
00113 static int video_qdiff = 3;
00114 static int video_lelim = 0;
00115 static int video_celim = 0;
00116 static float video_qblur = 0.5;
00117 static float video_qsquish = 0.0;
00118 static float video_qcomp = 0.5;
00119 static uint16_t *intra_matrix = NULL;
00120 static uint16_t *inter_matrix = NULL;
00121 #if 0 //experimental, (can be removed)
00122 static float video_rc_qsquish=1.0;
00123 static float video_rc_qmod_amp=0;
00124 static int video_rc_qmod_freq=0;
00125 #endif
00126 static char *video_rc_override_string=NULL;
00127 static char *video_rc_eq="tex^qComp";
00128 static int video_rc_buffer_size=0;
00129 static float video_rc_buffer_aggressivity=1.0;
00130 static int video_rc_max_rate=0;
00131 static int video_rc_min_rate=0;
00132 static float video_rc_initial_cplx=0;
00133 static float video_b_qfactor = 1.25;
00134 static float video_b_qoffset = 1.25;
00135 static float video_i_qfactor = -0.8;
00136 static float video_i_qoffset = 0.0;
00137 static int video_intra_quant_bias= FF_DEFAULT_QUANT_BIAS;
00138 static int video_inter_quant_bias= FF_DEFAULT_QUANT_BIAS;
00139 static int me_method = ME_EPZS;
00140 static int video_disable = 0;
00141 static int video_discard = 0;
00142 static int video_codec_id = CODEC_ID_NONE;
00143 static int video_codec_tag = 0;
00144 static int same_quality = 0;
00145 static int b_frames = 0;
00146 static int b_strategy = 0;
00147 static int mb_decision = FF_MB_DECISION_SIMPLE;
00148 static int ildct_cmp = FF_CMP_VSAD;
00149 static int mb_cmp = FF_CMP_SAD;
00150 static int sub_cmp = FF_CMP_SAD;
00151 static int cmp = FF_CMP_SAD;
00152 static int pre_cmp = FF_CMP_SAD;
00153 static int pre_me = 0;
00154 static float lumi_mask = 0;
00155 static float dark_mask = 0;
00156 static float scplx_mask = 0;
00157 static float tcplx_mask = 0;
00158 static float p_mask = 0;
00159 static int use_4mv = 0;
00160 static int use_obmc = 0;
00161 static int use_loop = 0;
00162 static int use_aic = 0;
00163 static int use_aiv = 0;
00164 static int use_umv = 0;
00165 static int use_ss = 0;
00166 static int use_alt_scan = 0;
00167 static int use_trell = 0;
00168 static int use_scan_offset = 0;
00169 static int use_qpel = 0;
00170 static int use_qprd = 0;
00171 static int use_cbprd = 0;
00172 static int use_mv0 = 0;
00173 static int do_normalize_aqp = 0;
00174 static int qns = 0;
00175 static int closed_gop = 0;
00176 static int strict_gop = 0;
00177 static int no_output = 0;
00178 static int do_deinterlace = 0;
00179 static int do_interlace_dct = 0;
00180 static int do_interlace_me = 0;
00181 static int workaround_bugs = FF_BUG_AUTODETECT;
00182 static int error_resilience = FF_ER_CAREFUL;
00183 static int error_concealment = 3;
00184 static int dct_algo = 0;
00185 static int idct_algo = 0;
00186 static int use_part = 0;
00187 static int packet_size = 0;
00188 static int error_rate = 0;
00189 static int strict = 0;
00190 static int top_field_first = -1;
00191 static int noise_reduction = 0;
00192 static int sc_threshold = 0;
00193 static int debug = 0;
00194 static int debug_mv = 0;
00195 static int me_threshold = 0;
00196 static int mb_threshold = 0;
00197 static int intra_dc_precision = 8;
00198 static int coder = 0;
00199 static int context = 0;
00200 static int predictor = 0;
00201 static int video_profile = FF_PROFILE_UNKNOWN;
00202 static int video_level = FF_LEVEL_UNKNOWN;
00203 static int nsse_weight = 8;
00204 static int subpel_quality= 8;
00205 static int me_penalty_compensation= 256;
00206 static int lowres= 0;
00207 static int frame_skip_threshold= 0;
00208 static int frame_skip_factor= 0;
00209 static int frame_skip_exp= 0;
00210 static int frame_skip_cmp= FF_CMP_DCTMAX;
00211 extern int loop_input;
00212 static int loop_output = AVFMT_NOOUTPUTLOOP;
00213 static int gray_only = 0;
00214
00215 static int gop_size = 12;
00216 static int intra_only = 0;
00217 static int audio_sample_rate = 44100;
00218 static int audio_bit_rate = 64000;
00219 static int audio_disable = 0;
00220 static int audio_channels = 1;
00221 static int audio_codec_id = CODEC_ID_NONE;
00222 static int audio_codec_tag = 0;
00223 static char *audio_language = NULL;
00224
00225 static int subtitle_codec_id = CODEC_ID_NONE;
00226 static char *subtitle_language = NULL;
00227
00228 static int mux_rate= 0;
00229 static int mux_packet_size= 0;
00230 static float mux_preload= 0.5;
00231 static float mux_max_delay= 0.7;
00232
00233 static int64_t recording_time = 0;
00234 static int64_t start_time = 0;
00235 static int64_t rec_timestamp = 0;
00236 static int64_t input_ts_offset = 0;
00237 static int file_overwrite = 0;
00238 static char *str_title = NULL;
00239 static char *str_author = NULL;
00240 static char *str_copyright = NULL;
00241 static char *str_comment = NULL;
00242 static int do_benchmark = 0;
00243 static int do_hex_dump = 0;
00244 static int do_pkt_dump = 0;
00245 static int do_psnr = 0;
00246 static int do_vstats = 0;
00247 static int do_pass = 0;
00248 static int bitexact = 0;
00249 static char *pass_logfilename = NULL;
00250 static int audio_stream_copy = 0;
00251 static int video_stream_copy = 0;
00252 static int subtitle_stream_copy = 0;
00253 static int video_sync_method= 1;
00254 static int audio_sync_method= 0;
00255 static int copy_ts= 0;
00256 static int opt_shortest = 0;
00257 static int video_global_header = 0;
00258
00259 static int rate_emu = 0;
00260
00261 #ifdef CONFIG_BKTR
00262 static char *video_grab_format = "bktr";
00263 #else
00264 static char *video_grab_format = "video4linux";
00265 #endif
00266 static char *video_device = NULL;
00267 static char *grab_device = NULL;
00268 static int video_channel = 0;
00269 static char *video_standard = "ntsc";
00270
00271 static char *audio_grab_format = "audio_device";
00272 static char *audio_device = NULL;
00273 static int audio_volume = 256;
00274
00275 static int using_stdin = 0;
00276 static int using_vhook = 0;
00277 static int verbose = 1;
00278 static int thread_count= 1;
00279 static int q_pressed = 0;
00280 static int me_range = 0;
00281 static int64_t video_size = 0;
00282 static int64_t audio_size = 0;
00283 static int64_t extra_size = 0;
00284 static int nb_frames_dup = 0;
00285 static int nb_frames_drop = 0;
00286 static int input_sync;
00287 static int limit_filesize = 0;
00288
00289 static int pgmyuv_compatibility_hack=0;
00290
00291
00292 #define DEFAULT_PASS_LOGFILENAME "ffmpeg2pass"
00293
00294 struct AVInputStream;
00295
00296 typedef struct AVOutputStream {
00297 int file_index;
00298 int index;
00299 int source_index;
00300 AVStream *st;
00301 int encoding_needed;
00302 int frame_number;
00303
00304
00305
00306 struct AVInputStream *sync_ist;
00307 int64_t sync_opts;
00308
00309 int video_resample;
00310 AVFrame pict_tmp;
00311 ImgReSampleContext *img_resample_ctx;
00312
00313 int video_crop;
00314 int topBand;
00315 int leftBand;
00316
00317 int video_pad;
00318 int padtop;
00319 int padbottom;
00320 int padleft;
00321 int padright;
00322
00323
00324 int audio_resample;
00325 ReSampleContext *resample;
00326 FifoBuffer fifo;
00327 FILE *logfile;
00328 } AVOutputStream;
00329
00330 typedef struct AVInputStream {
00331 int file_index;
00332 int index;
00333 AVStream *st;
00334 int discard;
00335 int decoding_needed;
00336 int64_t sample_index;
00337
00338 int64_t start;
00339 unsigned long frame;
00340 int64_t next_pts;
00341
00342 int64_t pts;
00343 int is_start;
00344 } AVInputStream;
00345
00346 typedef struct AVInputFile {
00347 int eof_reached;
00348 int ist_index;
00349 int buffer_size;
00350 int buffer_size_max;
00351
00352 int nb_streams;
00353 } AVInputFile;
00354
00355 #ifndef CONFIG_WIN32
00356
00357
00358 static struct termios oldtty;
00359
00360 static void term_exit(void)
00361 {
00362 tcsetattr (0, TCSANOW, &oldtty);
00363 }
00364
00365 static volatile sig_atomic_t received_sigterm = 0;
00366
00367 static void
00368 sigterm_handler(int sig)
00369 {
00370 received_sigterm = sig;
00371 term_exit();
00372 }
00373
00374 static void term_init(void)
00375 {
00376 struct termios tty;
00377
00378 tcgetattr (0, &tty);
00379 oldtty = tty;
00380
00381 tty.c_iflag &= ~(IGNBRK|BRKINT|PARMRK|ISTRIP
00382 |INLCR|IGNCR|ICRNL|IXON);
00383 tty.c_oflag |= OPOST;
00384 tty.c_lflag &= ~(ECHO|ECHONL|ICANON|IEXTEN);
00385 tty.c_cflag &= ~(CSIZE|PARENB);
00386 tty.c_cflag |= CS8;
00387 tty.c_cc[VMIN] = 1;
00388 tty.c_cc[VTIME] = 0;
00389
00390 tcsetattr (0, TCSANOW, &tty);
00391
00392 signal(SIGINT , sigterm_handler);
00393 signal(SIGQUIT, sigterm_handler);
00394 signal(SIGTERM, sigterm_handler);
00395
00396
00397
00398 atexit(term_exit);
00399 #ifdef CONFIG_BEOS_NETSERVER
00400 fcntl(0, F_SETFL, fcntl(0, F_GETFL) | O_NONBLOCK);
00401 #endif
00402 }
00403
00404
00405 static int read_key(void)
00406 {
00407 int n = 1;
00408 unsigned char ch;
00409 #ifndef CONFIG_BEOS_NETSERVER
00410 struct timeval tv;
00411 fd_set rfds;
00412
00413 FD_ZERO(&rfds);
00414 FD_SET(0, &rfds);
00415 tv.tv_sec = 0;
00416 tv.tv_usec = 0;
00417 n = select(1, &rfds, NULL, NULL, &tv);
00418 #endif
00419 if (n > 0) {
00420 n = read(0, &ch, 1);
00421 if (n == 1)
00422 return ch;
00423
00424 return n;
00425 }
00426 return -1;
00427 }
00428
00429 static int decode_interrupt_cb(void)
00430 {
00431 return q_pressed || (q_pressed = read_key() == 'q');
00432 }
00433
00434 #else
00435
00436 static volatile int received_sigterm = 0;
00437
00438
00439 static void term_exit(void)
00440 {
00441 }
00442
00443 static void term_init(void)
00444 {
00445 }
00446
00447 static int read_key(void)
00448 {
00449 return 0;
00450 }
00451
00452 #endif
00453
00454 static int read_ffserver_streams(AVFormatContext *s, const char *filename)
00455 {
00456 int i, err;
00457 AVFormatContext *ic;
00458
00459 err = av_open_input_file(&ic, filename, NULL, FFM_PACKET_SIZE, NULL);
00460 if (err < 0)
00461 return err;
00462
00463 s->nb_streams = ic->nb_streams;
00464 for(i=0;i<ic->nb_streams;i++) {
00465 AVStream *st;
00466
00467 st = av_mallocz(sizeof(AVStream));
00468 memcpy(st, ic->streams[i], sizeof(AVStream));
00469 s->streams[i] = st;
00470 }
00471
00472 av_close_input_file(ic);
00473 return 0;
00474 }
00475
00476 static double
00477 get_sync_ipts(const AVOutputStream *ost)
00478 {
00479 const AVInputStream *ist = ost->sync_ist;
00480 return (double)(ist->pts + input_files_ts_offset[ist->file_index] - start_time)/AV_TIME_BASE;
00481 }
00482
00483 #define MAX_AUDIO_PACKET_SIZE (128 * 1024)
00484
00485 static void do_audio_out(AVFormatContext *s,
00486 AVOutputStream *ost,
00487 AVInputStream *ist,
00488 unsigned char *buf, int size)
00489 {
00490 uint8_t *buftmp;
00491 static uint8_t *audio_buf = NULL;
00492 static uint8_t *audio_out = NULL;
00493 const int audio_out_size= 4*MAX_AUDIO_PACKET_SIZE;
00494
00495 int size_out, frame_bytes, ret;
00496 AVCodecContext *enc= ost->st->codec;
00497
00498
00499 if (!audio_buf)
00500 audio_buf = av_malloc(2*MAX_AUDIO_PACKET_SIZE);
00501 if (!audio_out)
00502 audio_out = av_malloc(audio_out_size);
00503 if (!audio_buf || !audio_out)
00504 return;
00505
00506 if(audio_sync_method){
00507 double delta = get_sync_ipts(ost) * enc->sample_rate - ost->sync_opts
00508 - fifo_size(&ost->fifo, ost->fifo.rptr)/(ost->st->codec->channels * 2);
00509 double idelta= delta*ist->st->codec->sample_rate / enc->sample_rate;
00510 int byte_delta= ((int)idelta)*2*ist->st->codec->channels;
00511
00512
00513 if(fabs(delta) > 50){
00514 if(ist->is_start){
00515 if(byte_delta < 0){
00516 byte_delta= FFMAX(byte_delta, -size);
00517 size += byte_delta;
00518 buf -= byte_delta;
00519 if(verbose > 2)
00520 fprintf(stderr, "discarding %d audio samples\n", (int)-delta);
00521 if(!size)
00522 return;
00523 ist->is_start=0;
00524 }else{
00525 static uint8_t *input_tmp= NULL;
00526 input_tmp= av_realloc(input_tmp, byte_delta + size);
00527
00528 if(byte_delta + size <= MAX_AUDIO_PACKET_SIZE)
00529 ist->is_start=0;
00530 else
00531 byte_delta= MAX_AUDIO_PACKET_SIZE - size;
00532
00533 memset(input_tmp, 0, byte_delta);
00534 memcpy(input_tmp + byte_delta, buf, size);
00535 buf= input_tmp;
00536 size += byte_delta;
00537 if(verbose > 2)
00538 fprintf(stderr, "adding %d audio samples of silence\n", (int)delta);
00539 }
00540 }else if(audio_sync_method>1){
00541 int comp= clip(delta, -audio_sync_method, audio_sync_method);
00542 assert(ost->audio_resample);
00543 if(verbose > 2)
00544 fprintf(stderr, "compensating audio timestamp drift:%f compensation:%d in:%d\n", delta, comp, enc->sample_rate);
00545
00546 av_resample_compensate(*(struct AVResampleContext**)ost->resample, comp, enc->sample_rate);
00547 }
00548 }
00549 }else
00550 ost->sync_opts= lrintf(get_sync_ipts(ost) * enc->sample_rate)
00551 - fifo_size(&ost->fifo, ost->fifo.rptr)/(ost->st->codec->channels * 2);
00552
00553 if (ost->audio_resample) {
00554 buftmp = audio_buf;
00555 size_out = audio_resample(ost->resample,
00556 (short *)buftmp, (short *)buf,
00557 size / (ist->st->codec->channels * 2));
00558 size_out = size_out * enc->channels * 2;
00559 } else {
00560 buftmp = buf;
00561 size_out = size;
00562 }
00563
00564
00565 if (enc->frame_size > 1) {
00566
00567 fifo_write(&ost->fifo, buftmp, size_out,
00568 &ost->fifo.wptr);
00569
00570 frame_bytes = enc->frame_size * 2 * enc->channels;
00571
00572 while (fifo_read(&ost->fifo, audio_buf, frame_bytes,
00573 &ost->fifo.rptr) == 0) {
00574 AVPacket pkt;
00575 av_init_packet(&pkt);
00576
00577 ret = avcodec_encode_audio(enc, audio_out, audio_out_size,
00578 (short *)audio_buf);
00579 audio_size += ret;
00580 pkt.stream_index= ost->index;
00581 pkt.data= audio_out;
00582 pkt.size= ret;
00583 if(enc->coded_frame)
00584 pkt.pts= av_rescale_q(enc->coded_frame->pts, enc->time_base, ost->st->time_base);
00585 pkt.flags |= PKT_FLAG_KEY;
00586 av_interleaved_write_frame(s, &pkt);
00587
00588 ost->sync_opts += enc->frame_size;
00589 }
00590 } else {
00591 AVPacket pkt;
00592 av_init_packet(&pkt);
00593
00594 ost->sync_opts += size_out / (2 * enc->channels);
00595
00596
00597
00598 switch(enc->codec->id) {
00599 case CODEC_ID_PCM_S16LE:
00600 case CODEC_ID_PCM_S16BE:
00601 case CODEC_ID_PCM_U16LE:
00602 case CODEC_ID_PCM_U16BE:
00603 break;
00604 default:
00605 size_out = size_out >> 1;
00606 break;
00607 }
00608 ret = avcodec_encode_audio(enc, audio_out, size_out,
00609 (short *)buftmp);
00610 audio_size += ret;
00611 pkt.stream_index= ost->index;
00612 pkt.data= audio_out;
00613 pkt.size= ret;
00614 if(enc->coded_frame)
00615 pkt.pts= av_rescale_q(enc->coded_frame->pts, enc->time_base, ost->st->time_base);
00616 pkt.flags |= PKT_FLAG_KEY;
00617 av_interleaved_write_frame(s, &pkt);
00618 }
00619 }
00620
00621 static void pre_process_video_frame(AVInputStream *ist, AVPicture *picture, void **bufp)
00622 {
00623 AVCodecContext *dec;
00624 AVPicture *picture2;
00625 AVPicture picture_tmp;
00626 uint8_t *buf = 0;
00627
00628 dec = ist->st->codec;
00629
00630
00631 if (do_deinterlace || using_vhook) {
00632 int size;
00633
00634
00635 size = avpicture_get_size(dec->pix_fmt, dec->width, dec->height);
00636 buf = av_malloc(size);
00637 if (!buf)
00638 return;
00639
00640 picture2 = &picture_tmp;
00641 avpicture_fill(picture2, buf, dec->pix_fmt, dec->width, dec->height);
00642
00643 if (do_deinterlace){
00644 if(avpicture_deinterlace(picture2, picture,
00645 dec->pix_fmt, dec->width, dec->height) < 0) {
00646
00647 av_free(buf);
00648 buf = NULL;
00649 picture2 = picture;
00650 }
00651 } else {
00652 if (img_convert(picture2, dec->pix_fmt, picture,
00653 dec->pix_fmt, dec->width, dec->height) < 0) {
00654
00655 av_free(buf);
00656 buf = NULL;
00657 picture2 = picture;
00658 }
00659 }
00660 } else {
00661 picture2 = picture;
00662 }
00663
00664 frame_hook_process(picture2, dec->pix_fmt, dec->width, dec->height);
00665
00666 if (picture != picture2)
00667 *picture = *picture2;
00668 *bufp = buf;
00669 }
00670
00671
00672 #define AV_DELAY_MAX 0.100
00673
00674
00675
00676 static void fill_pad_region(AVPicture* img, int height, int width,
00677 int padtop, int padbottom, int padleft, int padright, int *color) {
00678
00679 int i, y, shift;
00680 uint8_t *optr;
00681
00682 for (i = 0; i < 3; i++) {
00683 shift = (i == 0) ? 0 : 1;
00684
00685 if (padtop || padleft) {
00686 memset(img->data[i], color[i], (((img->linesize[i] * padtop) +
00687 padleft) >> shift));
00688 }
00689
00690 if (padleft || padright) {
00691 optr = img->data[i] + (img->linesize[i] * (padtop >> shift)) +
00692 (img->linesize[i] - (padright >> shift));
00693
00694 for (y = 0; y < ((height - (padtop + padbottom) - 1) >> shift); y++) {
00695 memset(optr, color[i], (padleft + padright) >> shift);
00696 optr += img->linesize[i];
00697 }
00698 }
00699
00700 if (padbottom || padright) {
00701 optr = img->data[i] + (((img->linesize[i] * (height - padbottom)) - padright) >> shift);
00702 memset(optr, color[i], (((img->linesize[i] * padbottom) + padright) >> shift));
00703 }
00704 }
00705 }
00706
00707 static void do_subtitle_out(AVFormatContext *s,
00708 AVOutputStream *ost,
00709 AVInputStream *ist,
00710 AVSubtitle *sub,
00711 int64_t pts)
00712 {
00713 static uint8_t *subtitle_out = NULL;
00714 int subtitle_out_max_size = 65536;
00715 int subtitle_out_size, nb, i;
00716 AVCodecContext *enc;
00717 AVPacket pkt;
00718
00719 if (pts == AV_NOPTS_VALUE) {
00720 fprintf(stderr, "Subtitle packets must have a pts\n");
00721 return;
00722 }
00723
00724 enc = ost->st->codec;
00725
00726 if (!subtitle_out) {
00727 subtitle_out = av_malloc(subtitle_out_max_size);
00728 }
00729
00730
00731
00732
00733 if (enc->codec_id == CODEC_ID_DVB_SUBTITLE)
00734 nb = 2;
00735 else
00736 nb = 1;
00737
00738 for(i = 0; i < nb; i++) {
00739 subtitle_out_size = avcodec_encode_subtitle(enc, subtitle_out,
00740 subtitle_out_max_size, sub);
00741
00742 av_init_packet(&pkt);
00743 pkt.stream_index = ost->index;
00744 pkt.data = subtitle_out;
00745 pkt.size = subtitle_out_size;
00746 pkt.pts = av_rescale_q(av_rescale_q(pts, ist->st->time_base, AV_TIME_BASE_Q) + input_files_ts_offset[ist->file_index], AV_TIME_BASE_Q, ost->st->time_base);
00747 if (enc->codec_id == CODEC_ID_DVB_SUBTITLE) {
00748
00749
00750 if (i == 0)
00751 pkt.pts += 90 * sub->start_display_time;
00752 else
00753 pkt.pts += 90 * sub->end_display_time;
00754 }
00755 av_interleaved_write_frame(s, &pkt);
00756 }
00757 }
00758
00759 static int bit_buffer_size= 1024*256;
00760 static uint8_t *bit_buffer= NULL;
00761
00762 static void do_video_out(AVFormatContext *s,
00763 AVOutputStream *ost,
00764 AVInputStream *ist,
00765 AVFrame *in_picture,
00766 int *frame_size)
00767 {
00768 int nb_frames, i, ret;
00769 AVFrame *final_picture, *formatted_picture;
00770 AVFrame picture_format_temp, picture_crop_temp;
00771 uint8_t *buf = NULL, *buf1 = NULL;
00772 AVCodecContext *enc, *dec;
00773 enum PixelFormat target_pixfmt;
00774
00775 avcodec_get_frame_defaults(&picture_format_temp);
00776 avcodec_get_frame_defaults(&picture_crop_temp);
00777
00778 enc = ost->st->codec;
00779 dec = ist->st->codec;
00780
00781
00782 nb_frames = 1;
00783
00784 *frame_size = 0;
00785
00786 if(video_sync_method){
00787 double vdelta;
00788 vdelta = get_sync_ipts(ost) / av_q2d(enc->time_base) - ost->sync_opts;
00789
00790 if (vdelta < -1.1)
00791 nb_frames = 0;
00792 else if (vdelta > 1.1)
00793 nb_frames = lrintf(vdelta);
00794
00795 if (nb_frames == 0){
00796 ++nb_frames_drop;
00797 if (verbose>2)
00798 fprintf(stderr, "*** drop!\n");
00799 }else if (nb_frames > 1) {
00800 nb_frames_dup += nb_frames;
00801 if (verbose>2)
00802 fprintf(stderr, "*** %d dup!\n", nb_frames-1);
00803 }
00804 }else
00805 ost->sync_opts= lrintf(get_sync_ipts(ost) / av_q2d(enc->time_base));
00806
00807 nb_frames= FFMIN(nb_frames, max_frames[CODEC_TYPE_VIDEO] - ost->frame_number);
00808 if (nb_frames <= 0)
00809 return;
00810
00811
00812 target_pixfmt = ost->video_resample || ost->video_pad
00813 ? PIX_FMT_YUV420P : enc->pix_fmt;
00814 if (dec->pix_fmt != target_pixfmt) {
00815 int size;
00816
00817
00818 size = avpicture_get_size(target_pixfmt, dec->width, dec->height);
00819 buf = av_malloc(size);
00820 if (!buf)
00821 return;
00822 formatted_picture = &picture_format_temp;
00823 avpicture_fill((AVPicture*)formatted_picture, buf, target_pixfmt, dec->width, dec->height);
00824
00825 if (img_convert((AVPicture*)formatted_picture, target_pixfmt,
00826 (AVPicture *)in_picture, dec->pix_fmt,
00827 dec->width, dec->height) < 0) {
00828
00829 if (verbose >= 0)
00830 fprintf(stderr, "pixel format conversion not handled\n");
00831
00832 goto the_end;
00833 }
00834 } else {
00835 formatted_picture = in_picture;
00836 }
00837
00838
00839
00840
00841 if (ost->video_resample) {
00842 final_picture = &ost->pict_tmp;
00843 img_resample(ost->img_resample_ctx, (AVPicture*)final_picture, (AVPicture*)formatted_picture);
00844
00845 if (ost->padtop || ost->padbottom || ost->padleft || ost->padright) {
00846 fill_pad_region((AVPicture*)final_picture, enc->height, enc->width,
00847 ost->padtop, ost->padbottom, ost->padleft, ost->padright,
00848 padcolor);
00849 }
00850
00851 if (enc->pix_fmt != PIX_FMT_YUV420P) {
00852 int size;
00853
00854 av_free(buf);
00855
00856 size = avpicture_get_size(enc->pix_fmt, enc->width, enc->height);
00857 buf = av_malloc(size);
00858 if (!buf)
00859 return;
00860 final_picture = &picture_format_temp;
00861 avpicture_fill((AVPicture*)final_picture, buf, enc->pix_fmt, enc->width, enc->height);
00862
00863 if (img_convert((AVPicture*)final_picture, enc->pix_fmt,
00864 (AVPicture*)&ost->pict_tmp, PIX_FMT_YUV420P,
00865 enc->width, enc->height) < 0) {
00866
00867 if (verbose >= 0)
00868 fprintf(stderr, "pixel format conversion not handled\n");
00869
00870 goto the_end;
00871 }
00872 }
00873 } else if (ost->video_crop) {
00874 picture_crop_temp.data[0] = formatted_picture->data[0] +
00875 (ost->topBand * formatted_picture->linesize[0]) + ost->leftBand;
00876
00877 picture_crop_temp.data[1] = formatted_picture->data[1] +
00878 ((ost->topBand >> 1) * formatted_picture->linesize[1]) +
00879 (ost->leftBand >> 1);
00880
00881 picture_crop_temp.data[2] = formatted_picture->data[2] +
00882 ((ost->topBand >> 1) * formatted_picture->linesize[2]) +
00883 (ost->leftBand >> 1);
00884
00885 picture_crop_temp.linesize[0] = formatted_picture->linesize[0];
00886 picture_crop_temp.linesize[1] = formatted_picture->linesize[1];
00887 picture_crop_temp.linesize[2] = formatted_picture->linesize[2];
00888 final_picture = &picture_crop_temp;
00889 } else if (ost->video_pad) {
00890 final_picture = &ost->pict_tmp;
00891
00892 for (i = 0; i < 3; i++) {
00893 uint8_t *optr, *iptr;
00894 int shift = (i == 0) ? 0 : 1;
00895 int y, yheight;
00896
00897
00898 optr = final_picture->data[i] + (((final_picture->linesize[i] *
00899 ost->padtop) + ost->padleft) >> shift);
00900 iptr = formatted_picture->data[i];
00901
00902 yheight = (enc->height - ost->padtop - ost->padbottom) >> shift;
00903 for (y = 0; y < yheight; y++) {
00904
00905 memcpy(optr, iptr, formatted_picture->linesize[i]);
00906 optr += final_picture->linesize[i];
00907 iptr += formatted_picture->linesize[i];
00908 }
00909 }
00910
00911 fill_pad_region((AVPicture*)final_picture, enc->height, enc->width,
00912 ost->padtop, ost->padbottom, ost->padleft, ost->padright,
00913 padcolor);
00914
00915 if (enc->pix_fmt != PIX_FMT_YUV420P) {
00916 int size;
00917
00918 av_free(buf);
00919
00920 size = avpicture_get_size(enc->pix_fmt, enc->width, enc->height);
00921 buf = av_malloc(size);
00922 if (!buf)
00923 return;
00924 final_picture = &picture_format_temp;
00925 avpicture_fill((AVPicture*)final_picture, buf, enc->pix_fmt, enc->width, enc->height);
00926
00927 if (img_convert((AVPicture*)final_picture, enc->pix_fmt,
00928 (AVPicture*)&ost->pict_tmp, PIX_FMT_YUV420P,
00929 enc->width, enc->height) < 0) {
00930
00931 if (verbose >= 0)
00932 fprintf(stderr, "pixel format conversion not handled\n");
00933
00934 goto the_end;
00935 }
00936 }
00937 } else {
00938 final_picture = formatted_picture;
00939 }
00940
00941 for(i=0;i<nb_frames;i++) {
00942 AVPacket pkt;
00943 av_init_packet(&pkt);
00944 pkt.stream_index= ost->index;
00945
00946 if (s->oformat->flags & AVFMT_RAWPICTURE) {
00947
00948
00949
00950 AVFrame* old_frame = enc->coded_frame;
00951 enc->coded_frame = dec->coded_frame;
00952 pkt.data= (uint8_t *)final_picture;
00953 pkt.size= sizeof(AVPicture);
00954 if(dec->coded_frame)
00955 pkt.pts= av_rescale_q(enc->coded_frame->pts, enc->time_base, ost->st->time_base);
00956 if(dec->coded_frame && dec->coded_frame->key_frame)
00957 pkt.flags |= PKT_FLAG_KEY;
00958
00959 av_interleaved_write_frame(s, &pkt);
00960 enc->coded_frame = old_frame;
00961 } else {
00962 AVFrame big_picture;
00963
00964 big_picture= *final_picture;
00965
00966
00967 big_picture.interlaced_frame = in_picture->interlaced_frame;
00968 if(do_interlace_me || do_interlace_dct){
00969 if(top_field_first == -1)
00970 big_picture.top_field_first = in_picture->top_field_first;
00971 else
00972 big_picture.top_field_first = top_field_first;
00973 }
00974
00975
00976
00977 if (same_quality) {
00978 big_picture.quality = ist->st->quality;
00979 }else
00980 big_picture.quality = ost->st->quality;
00981 if(!me_threshold)
00982 big_picture.pict_type = 0;
00983
00984 big_picture.pts= ost->sync_opts;
00985
00986
00987 ret = avcodec_encode_video(enc,
00988 bit_buffer, bit_buffer_size,
00989 &big_picture);
00990
00991 if(ret>0){
00992 pkt.data= bit_buffer;
00993 pkt.size= ret;
00994 if(enc->coded_frame)
00995 pkt.pts= av_rescale_q(enc->coded_frame->pts, enc->time_base, ost->st->time_base);
00996
00997
00998
00999
01000 if(enc->coded_frame && enc->coded_frame->key_frame)
01001 pkt.flags |= PKT_FLAG_KEY;
01002 av_interleaved_write_frame(s, &pkt);
01003 *frame_size = ret;
01004
01005
01006
01007
01008 if (ost->logfile && enc->stats_out) {
01009 fprintf(ost->logfile, "%s", enc->stats_out);
01010 }
01011 }
01012 }
01013 ost->sync_opts++;
01014 ost->frame_number++;
01015 }
01016 the_end:
01017 av_free(buf);
01018 av_free(buf1);
01019 }
01020
01021 static double psnr(double d){
01022 if(d==0) return INFINITY;
01023 return -10.0*log(d)/log(10.0);
01024 }
01025
01026 static void do_video_stats(AVFormatContext *os, AVOutputStream *ost,
01027 int frame_size)
01028 {
01029 static FILE *fvstats=NULL;
01030 char filename[40];
01031 time_t today2;
01032 struct tm *today;
01033 AVCodecContext *enc;
01034 int frame_number;
01035 int64_t ti;
01036 double ti1, bitrate, avg_bitrate;
01037
01038 if (!fvstats) {
01039 today2 = time(NULL);
01040 today = localtime(&today2);
01041 snprintf(filename, sizeof(filename), "vstats_%02d%02d%02d.log", today->tm_hour,
01042 today->tm_min,
01043 today->tm_sec);
01044 fvstats = fopen(filename,"w");
01045 if (!fvstats) {
01046 perror("fopen");
01047 exit(1);
01048 }
01049 }
01050
01051 ti = MAXINT64;
01052 enc = ost->st->codec;
01053 if (enc->codec_type == CODEC_TYPE_VIDEO) {
01054 frame_number = ost->frame_number;
01055 fprintf(fvstats, "frame= %5d q= %2.1f ", frame_number, enc->coded_frame->quality/(float)FF_QP2LAMBDA);
01056 if (enc->flags&CODEC_FLAG_PSNR)
01057 fprintf(fvstats, "PSNR= %6.2f ", psnr(enc->coded_frame->error[0]/(enc->width*enc->height*255.0*255.0)));
01058
01059 fprintf(fvstats,"f_size= %6d ", frame_size);
01060
01061 ti1 = ost->sync_opts * av_q2d(enc->time_base);
01062 if (ti1 < 0.01)
01063 ti1 = 0.01;
01064
01065 bitrate = (frame_size * 8) / av_q2d(enc->time_base) / 1000.0;
01066 avg_bitrate = (double)(video_size * 8) / ti1 / 1000.0;
01067 fprintf(fvstats, "s_size= %8.0fkB time= %0.3f br= %7.1fkbits/s avg_br= %7.1fkbits/s ",
01068 (double)video_size / 1024, ti1, bitrate, avg_bitrate);
01069 fprintf(fvstats,"type= %c\n", av_get_pict_type_char(enc->coded_frame->pict_type));
01070 }
01071 }
01072
01073 static void print_report(AVFormatContext **output_files,
01074 AVOutputStream **ost_table, int nb_ostreams,
01075 int is_last_report)
01076 {
01077 char buf[1024];
01078 AVOutputStream *ost;
01079 AVFormatContext *oc, *os;
01080 int64_t total_size;
01081 AVCodecContext *enc;
01082 int frame_number, vid, i;
01083 double bitrate, ti1, pts;
01084 static int64_t last_time = -1;
01085
01086 if (!is_last_report) {
01087 int64_t cur_time;
01088
01089 cur_time = av_gettime();
01090 if (last_time == -1) {
01091 last_time = cur_time;
01092 return;
01093 }
01094 if ((cur_time - last_time) < 500000)
01095 return;
01096 last_time = cur_time;
01097 }
01098
01099
01100 oc = output_files[0];
01101
01102 total_size = url_ftell(&oc->pb);
01103
01104 buf[0] = '\0';
01105 ti1 = 1e10;
01106 vid = 0;
01107 for(i=0;i<nb_ostreams;i++) {
01108 ost = ost_table[i];
01109 os = output_files[ost->file_index];
01110 enc = ost->st->codec;
01111 if (vid && enc->codec_type == CODEC_TYPE_VIDEO) {
01112 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "q=%2.1f ",
01113 enc->coded_frame->quality/(float)FF_QP2LAMBDA);
01114 }
01115 if (!vid && enc->codec_type == CODEC_TYPE_VIDEO) {
01116 frame_number = ost->frame_number;
01117 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "frame=%5d q=%2.1f ",
01118 frame_number, enc->coded_frame ? enc->coded_frame->quality/(float)FF_QP2LAMBDA : 0);
01119 if(is_last_report)
01120 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "L");
01121 if (enc->flags&CODEC_FLAG_PSNR){
01122 int j;
01123 double error, error_sum=0;
01124 double scale, scale_sum=0;
01125 char type[3]= {'Y','U','V'};
01126 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "PSNR=");
01127 for(j=0; j<3; j++){
01128 if(is_last_report){
01129 error= enc->error[j];
01130 scale= enc->width*enc->height*255.0*255.0*frame_number;
01131 }else{
01132 error= enc->coded_frame->error[j];
01133 scale= enc->width*enc->height*255.0*255.0;
01134 }
01135 if(j) scale/=4;
01136 error_sum += error;
01137 scale_sum += scale;
01138 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "%c:%2.2f ", type[j], psnr(error/scale));
01139 }
01140 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), "*:%2.2f ", psnr(error_sum/scale_sum));
01141 }
01142 vid = 1;
01143 }
01144
01145 pts = (double)ost->st->pts.val * ost->st->time_base.num / ost->st->time_base.den;
01146 if ((pts < ti1) && (pts > 0))
01147 ti1 = pts;
01148 }
01149 if (ti1 < 0.01)
01150 ti1 = 0.01;
01151
01152 if (verbose || is_last_report) {
01153 bitrate = (double)(total_size * 8) / ti1 / 1000.0;
01154
01155 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf),
01156 "size=%8.0fkB time=%0.1f bitrate=%6.1fkbits/s",
01157 (double)total_size / 1024, ti1, bitrate);
01158
01159 if (verbose > 1)
01160 snprintf(buf + strlen(buf), sizeof(buf) - strlen(buf), " dup=%d drop=%d",
01161 nb_frames_dup, nb_frames_drop);
01162
01163 if (verbose >= 0)
01164 fprintf(stderr, "%s \r", buf);
01165
01166 fflush(stderr);
01167 }
01168
01169 if (is_last_report && verbose >= 0){
01170 int64_t raw= audio_size + video_size + extra_size;
01171 fprintf(stderr, "\n");
01172 fprintf(stderr, "video:%1.0fkB audio:%1.0fkB global headers:%1.0fkB muxing overhead %f%%\n",
01173 video_size/1024.0,
01174 audio_size/1024.0,
01175 extra_size/1024.0,
01176 100.0*(total_size - raw)/raw
01177 );
01178 }
01179 }
01180
01181
01182 static int output_packet(AVInputStream *ist, int ist_index,
01183 AVOutputStream **ost_table, int nb_ostreams,
01184 const AVPacket *pkt)
01185 {
01186 AVFormatContext *os;
01187 AVOutputStream *ost;
01188 uint8_t *ptr;
01189 int len, ret, i;
01190 uint8_t *data_buf;
01191 int data_size, got_picture;
01192 AVFrame picture;
01193 void *buffer_to_free;
01194 static int samples_size= 0;
01195 static short *samples= NULL;
01196 AVSubtitle subtitle, *subtitle_to_free;
01197 int got_subtitle;
01198
01199 if(!pkt){
01200 ist->pts= ist->next_pts;
01201 } else if (pkt->dts != AV_NOPTS_VALUE) {
01202 ist->next_pts = ist->pts = av_rescale_q(pkt->dts, ist->st->time_base, AV_TIME_BASE_Q);
01203 } else {
01204
01205 }
01206
01207 if (pkt == NULL) {
01208
01209 ptr = NULL;
01210 len = 0;
01211 goto handle_eof;
01212 }
01213
01214 len = pkt->size;
01215 ptr = pkt->data;
01216 while (len > 0) {
01217 handle_eof:
01218
01219 data_buf = NULL;
01220 data_size = 0;
01221 subtitle_to_free = NULL;
01222 if (ist->decoding_needed) {
01223 switch(ist->st->codec->codec_type) {
01224 case CODEC_TYPE_AUDIO:{
01225 if(pkt)
01226 samples= av_fast_realloc(samples, &samples_size, FFMAX(pkt->size, AVCODEC_MAX_AUDIO_FRAME_SIZE));
01227
01228
01229 ret = avcodec_decode_audio(ist->st->codec, samples, &data_size,
01230 ptr, len);
01231 if (ret < 0)
01232 goto fail_decode;
01233 ptr += ret;
01234 len -= ret;
01235
01236
01237 if (data_size <= 0) {
01238
01239 continue;
01240 }
01241 data_buf = (uint8_t *)samples;
01242 ist->next_pts += ((int64_t)AV_TIME_BASE/2 * data_size) /
01243 (ist->st->codec->sample_rate * ist->st->codec->channels);
01244 break;}
01245 case CODEC_TYPE_VIDEO:
01246 data_size = (ist->st->codec->width * ist->st->codec->height * 3) / 2;
01247
01248 avcodec_get_frame_defaults(&picture);
01249
01250 ret = avcodec_decode_video(ist->st->codec,
01251 &picture, &got_picture, ptr, len);
01252 ist->st->quality= picture.quality;
01253 if (ret < 0)
01254 goto fail_decode;
01255 if (!got_picture) {
01256
01257 goto discard_packet;
01258 }
01259 if (ist->st->codec->time_base.num != 0) {
01260 ist->next_pts += ((int64_t)AV_TIME_BASE *
01261 ist->st->codec->time_base.num) /
01262 ist->st->codec->time_base.den;
01263 }
01264 len = 0;
01265 break;
01266 case CODEC_TYPE_SUBTITLE:
01267 ret = avcodec_decode_subtitle(ist->st->codec,
01268 &subtitle, &got_subtitle, ptr, len);
01269 if (ret < 0)
01270 goto fail_decode;
01271 if (!got_subtitle) {
01272 goto discard_packet;
01273 }
01274 subtitle_to_free = &subtitle;
01275 len = 0;
01276 break;
01277 default:
01278 goto fail_decode;
01279 }
01280 } else {
01281 switch(ist->st->codec->codec_type) {
01282 case CODEC_TYPE_AUDIO:
01283 ist->next_pts += ((int64_t)AV_TIME_BASE * ist->st->codec->frame_size) /
01284 (ist->st->codec->sample_rate * ist->st->codec->channels);
01285 break;
01286 case CODEC_TYPE_VIDEO:
01287 if (ist->st->codec->time_base.num != 0) {
01288 ist->next_pts += ((int64_t)AV_TIME_BASE *
01289 ist->st->codec->time_base.num) /
01290 ist->st->codec->time_base.den;
01291 }
01292 break;
01293 }
01294 data_buf = ptr;
01295 data_size = len;
01296 ret = len;
01297 len = 0;
01298 }
01299
01300 buffer_to_free = NULL;
01301 if (ist->st->codec->codec_type == CODEC_TYPE_VIDEO) {
01302 pre_process_video_frame(ist, (AVPicture *)&picture,
01303 &buffer_to_free);
01304 }
01305
01306
01307 if (ist->st->codec->codec_type == CODEC_TYPE_AUDIO) {
01308 if (audio_volume != 256) {
01309 short *volp;
01310 volp = samples;
01311 for(i=0;i<(data_size / sizeof(short));i++) {
01312 int v = ((*volp) * audio_volume + 128) >> 8;
01313 if (v < -32768) v = -32768;
01314 if (v > 32767) v = 32767;
01315 *volp++ = v;
01316 }
01317 }
01318 }
01319
01320
01321 if (ist->st->codec->rate_emu) {
01322 int64_t pts = av_rescale((int64_t) ist->frame * ist->st->codec->time_base.num, 1000000, ist->st->codec->time_base.den);
01323 int64_t now = av_gettime() - ist->start;
01324 if (pts > now)
01325 usleep(pts - now);
01326
01327 ist->frame++;
01328 }
01329
01330 #if 0
01331
01332
01333
01334 if (ist->st->codec->codec_id == CODEC_ID_MPEG1VIDEO) {
01335 if (ist->st->codec->pict_type != B_TYPE) {
01336 int64_t tmp;
01337 tmp = ist->last_ip_pts;
01338 ist->last_ip_pts = ist->frac_pts.val;
01339 ist->frac_pts.val = tmp;
01340 }
01341 }
01342 #endif
01343
01344
01345 if (start_time == 0 || ist->pts >= start_time)
01346 for(i=0;i<nb_ostreams;i++) {
01347 int frame_size;
01348
01349 ost = ost_table[i];
01350 if (ost->source_index == ist_index) {
01351 os = output_files[ost->file_index];
01352
01353 #if 0
01354 printf("%d: got pts=%0.3f %0.3f\n", i,
01355 (double)pkt->pts / AV_TIME_BASE,
01356 ((double)ist->pts / AV_TIME_BASE) -
01357 ((double)ost->st->pts.val * ost->st->time_base.num / ost->st->time_base.den));
01358 #endif
01359
01360
01361
01362 if (ost->encoding_needed) {
01363 switch(ost->st->codec->codec_type) {
01364 case CODEC_TYPE_AUDIO:
01365 do_audio_out(os, ost, ist, data_buf, data_size);
01366 break;
01367 case CODEC_TYPE_VIDEO:
01368 do_video_out(os, ost, ist, &picture, &frame_size);
01369 video_size += frame_size;
01370 if (do_vstats && frame_size)
01371 do_video_stats(os, ost, frame_size);
01372 break;
01373 case CODEC_TYPE_SUBTITLE:
01374 do_subtitle_out(os, ost, ist, &subtitle,
01375 pkt->pts);
01376 break;
01377 default:
01378 av_abort();
01379 }
01380 } else {
01381 AVFrame avframe;
01382 AVPacket opkt;
01383 av_init_packet(&opkt);
01384
01385
01386
01387
01388 avcodec_get_frame_defaults(&avframe);
01389 ost->st->codec->coded_frame= &avframe;
01390 avframe.key_frame = pkt->flags & PKT_FLAG_KEY;
01391
01392 if(ost->st->codec->codec_type == CODEC_TYPE_AUDIO)
01393 audio_size += data_size;
01394 else if (ost->st->codec->codec_type == CODEC_TYPE_VIDEO) {
01395 video_size += data_size;
01396 ost->sync_opts++;
01397 }
01398
01399 opkt.stream_index= ost->index;
01400 if(pkt->pts != AV_NOPTS_VALUE)
01401 opkt.pts= av_rescale_q(av_rescale_q(pkt->pts, ist->st->time_base, AV_TIME_BASE_Q) + input_files_ts_offset[ist->file_index], AV_TIME_BASE_Q, ost->st->time_base);
01402 else
01403 opkt.pts= AV_NOPTS_VALUE;
01404
01405 {
01406 int64_t dts;
01407 if (pkt->dts == AV_NOPTS_VALUE)
01408 dts = ist->next_pts;
01409 else
01410 dts= av_rescale_q(pkt->dts, ist->st->time_base, AV_TIME_BASE_Q);
01411 opkt.dts= av_rescale_q(dts + input_files_ts_offset[ist->file_index], AV_TIME_BASE_Q, ost->st->time_base);
01412 }
01413 opkt.flags= pkt->flags;
01414 if(av_parser_change(ist->st->parser, ost->st->codec, &opkt.data, &opkt.size, data_buf, data_size, pkt->flags & PKT_FLAG_KEY))
01415 opkt.destruct= av_destruct_packet;
01416 av_interleaved_write_frame(os, &opkt);
01417 ost->st->codec->frame_number++;
01418 ost->frame_number++;
01419 av_free_packet(&opkt);
01420 }
01421 }
01422 }
01423 av_free(buffer_to_free);
01424
01425 if (subtitle_to_free) {
01426 if (subtitle_to_free->rects != NULL) {
01427 for (i = 0; i < subtitle_to_free->num_rects; i++) {
01428 av_free(subtitle_to_free->rects[i].bitmap);
01429 av_free(subtitle_to_free->rects[i].rgba_palette);
01430 }
01431 av_freep(&subtitle_to_free->rects);
01432 }
01433 subtitle_to_free->num_rects = 0;
01434 subtitle_to_free = NULL;
01435 }
01436 }
01437 discard_packet:
01438 if (pkt == NULL) {
01439
01440
01441 for(i=0;i<nb_ostreams;i++) {
01442 ost = ost_table[i];
01443 if (ost->source_index == ist_index) {
01444 AVCodecContext *enc= ost->st->codec;
01445 os = output_files[ost->file_index];
01446
01447 if(ost->st->codec->codec_type == CODEC_TYPE_AUDIO && enc->frame_size <=1)
01448 continue;
01449 if(ost->st->codec->codec_type == CODEC_TYPE_VIDEO && (os->oformat->flags & AVFMT_RAWPICTURE))
01450 continue;
01451
01452 if (ost->encoding_needed) {
01453 for(;;) {
01454 AVPacket pkt;
01455 av_init_packet(&pkt);
01456 pkt.stream_index= ost->index;
01457
01458 switch(ost->st->codec->codec_type) {
01459 case CODEC_TYPE_AUDIO:
01460 ret = avcodec_encode_audio(enc, bit_buffer, bit_buffer_size, NULL);
01461 audio_size += ret;
01462 pkt.flags |= PKT_FLAG_KEY;
01463 break;
01464 case CODEC_TYPE_VIDEO:
01465 ret = avcodec_encode_video(enc, bit_buffer, bit_buffer_size, NULL);
01466 video_size += ret;
01467 if(enc->coded_frame && enc->coded_frame->key_frame)
01468 pkt.flags |= PKT_FLAG_KEY;
01469 if (ost->logfile && enc->stats_out) {
01470 fprintf(ost->logfile, "%s", enc->stats_out);
01471 }
01472 break;
01473 default:
01474 ret=-1;
01475 }
01476
01477 if(ret<=0)
01478 break;
01479 pkt.data= bit_buffer;
01480 pkt.size= ret;
01481 if(enc->coded_frame)
01482 pkt.pts= av_rescale_q(enc->coded_frame->pts, enc->time_base, ost->st->time_base);
01483 av_interleaved_write_frame(os, &pkt);
01484 }
01485 }
01486 }
01487 }
01488 }
01489
01490 return 0;
01491 fail_decode:
01492 return -1;
01493 }
01494
01495
01496
01497
01498
01499 static int av_encode(AVFormatContext **output_files,
01500 int nb_output_files,
01501 AVFormatContext **input_files,
01502 int nb_input_files,
01503 AVStreamMap *stream_maps, int nb_stream_maps)
01504 {
01505 int ret, i, j, k, n, nb_istreams = 0, nb_ostreams = 0;
01506 AVFormatContext *is, *os;
01507 AVCodecContext *codec, *icodec;
01508 AVOutputStream *ost, **ost_table = NULL;
01509 AVInputStream *ist, **ist_table = NULL;
01510 AVInputFile *file_table;
01511 AVFormatContext *stream_no_data;
01512 int key;
01513
01514 file_table= (AVInputFile*) av_mallocz(nb_input_files * sizeof(AVInputFile));
01515 if (!file_table)
01516 goto fail;
01517
01518
01519 j = 0;
01520 for(i=0;i<nb_input_files;i++) {
01521 is = input_files[i];
01522 file_table[i].ist_index = j;
01523 file_table[i].nb_streams = is->nb_streams;
01524 j += is->nb_streams;
01525 }
01526 nb_istreams = j;
01527
01528 ist_table = av_mallocz(nb_istreams * sizeof(AVInputStream *));
01529 if (!ist_table)
01530 goto fail;
01531
01532 for(i=0;i<nb_istreams;i++) {
01533 ist = av_mallocz(sizeof(AVInputStream));
01534 if (!ist)
01535 goto fail;
01536 ist_table[i] = ist;
01537 }
01538 j = 0;
01539 for(i=0;i<nb_input_files;i++) {
01540 is = input_files[i];
01541 for(k=0;k<is->nb_streams;k++) {
01542 ist = ist_table[j++];
01543 ist->st = is->streams[k];
01544 ist->file_index = i;
01545 ist->index = k;
01546 ist->discard = 1;
01547
01548
01549 if (ist->st->codec->rate_emu) {
01550 ist->start = av_gettime();
01551 ist->frame = 0;
01552 }
01553 }
01554 }
01555
01556
01557 nb_ostreams = 0;
01558 for(i=0;i<nb_output_files;i++) {
01559 os = output_files[i];
01560 nb_ostreams += os->nb_streams;
01561 }
01562 if (nb_stream_maps > 0 && nb_stream_maps != nb_ostreams) {
01563 fprintf(stderr, "Number of stream maps must match number of output streams\n");
01564 exit(1);
01565 }
01566
01567
01568 for(i=0;i<nb_stream_maps;i++) {
01569 int fi = stream_maps[i].file_index;
01570 int si = stream_maps[i].stream_index;
01571
01572 if (fi < 0 || fi > nb_input_files - 1 ||
01573 si < 0 || si > file_table[fi].nb_streams - 1) {
01574 fprintf(stderr,"Could not find input stream #%d.%d\n", fi, si);
01575 exit(1);
01576 }
01577 fi = stream_maps[i].sync_file_index;
01578 si = stream_maps[i].sync_stream_index;
01579 if (fi < 0 || fi > nb_input_files - 1 ||
01580 si < 0 || si > file_table[fi].nb_streams - 1) {
01581 fprintf(stderr,"Could not find sync stream #%d.%d\n", fi, si);
01582 exit(1);
01583 }
01584 }
01585
01586 ost_table = av_mallocz(sizeof(AVOutputStream *) * nb_ostreams);
01587 if (!ost_table)
01588 goto fail;
01589 for(i=0;i<nb_ostreams;i++) {
01590 ost = av_mallocz(sizeof(AVOutputStream));
01591 if (!ost)
01592 goto fail;
01593 ost_table[i] = ost;
01594 }
01595
01596 n = 0;
01597 for(k=0;k<nb_output_files;k++) {
01598 os = output_files[k];
01599 for(i=0;i<os->nb_streams;i++) {
01600 int found;
01601 ost = ost_table[n++];
01602 ost->file_index = k;
01603 ost->index = i;
01604 ost->st = os->streams[i];
01605 if (nb_stream_maps > 0) {
01606 ost->source_index = file_table[stream_maps[n-1].file_index].ist_index +
01607 stream_maps[n-1].stream_index;
01608
01609
01610 if (ist_table[ost->source_index]->st->codec->codec_type != ost->st->codec->codec_type) {
01611 fprintf(stderr, "Codec type mismatch for mapping #%d.%d -> #%d.%d\n",
01612 stream_maps[n-1].file_index, stream_maps[n-1].stream_index,
01613 ost->file_index, ost->index);
01614 exit(1);
01615 }
01616
01617 } else {
01618
01619 found = 0;
01620 for(j=0;j<nb_istreams;j++) {
01621 ist = ist_table[j];
01622 if (ist->discard &&
01623 ist->st->codec->codec_type == ost->st->codec->codec_type) {
01624 ost->source_index = j;
01625 found = 1;
01626 break;
01627 }
01628 }
01629
01630 if (!found) {
01631
01632 for(j=0;j<nb_istreams;j++) {
01633 ist = ist_table[j];
01634 if (ist->st->codec->codec_type == ost->st->codec->codec_type) {
01635 ost->source_index = j;
01636 found = 1;
01637 }
01638 }
01639 if (!found) {
01640 fprintf(stderr, "Could not find input stream matching output stream #%d.%d\n",
01641 ost->file_index, ost->index);
01642 exit(1);
01643 }
01644 }
01645 }
01646 ist = ist_table[ost->source_index];
01647 ist->discard = 0;
01648 ost->sync_ist = (nb_stream_maps > 0) ?
01649 ist_table[file_table[stream_maps[n-1].sync_file_index].ist_index +
01650 stream_maps[n-1].sync_stream_index] : ist;
01651 }
01652 }
01653
01654
01655 for(i=0;i<nb_ostreams;i++) {
01656 ost = ost_table[i];
01657 ist = ist_table[ost->source_index];
01658
01659 codec = ost->st->codec;
01660 icodec = ist->st->codec;
01661
01662 if (ost->st->stream_copy) {
01663
01664 codec->codec_id = icodec->codec_id;
01665 codec->codec_type = icodec->codec_type;
01666 if(!codec->codec_tag) codec->codec_tag = icodec->codec_tag;
01667 codec->bit_rate = icodec->bit_rate;
01668 codec->extradata= icodec->extradata;
01669 codec->extradata_size= icodec->extradata_size;
01670 switch(codec->codec_type) {
01671 case CODEC_TYPE_AUDIO:
01672 codec->sample_rate = icodec->sample_rate;
01673 codec->channels = icodec->channels;
01674 codec->frame_size = icodec->frame_size;
01675 codec->block_align= icodec->block_align;
01676 break;
01677 case CODEC_TYPE_VIDEO:
01678 codec->time_base = icodec->time_base;
01679 codec->width = icodec->width;
01680 codec->height = icodec->height;
01681 codec->has_b_frames = icodec->has_b_frames;
01682 break;
01683 case CODEC_TYPE_SUBTITLE:
01684 break;
01685 default:
01686 av_abort();
01687 }
01688 } else {
01689 switch(codec->codec_type) {
01690 case CODEC_TYPE_AUDIO:
01691 if (fifo_init(&ost->fifo, 2 * MAX_AUDIO_PACKET_SIZE))
01692 goto fail;
01693
01694 if (codec->channels == icodec->channels &&
01695 codec->sample_rate == icodec->sample_rate) {
01696 ost->audio_resample = 0;
01697 } else {
01698 if (codec->channels != icodec->channels &&
01699 (icodec->codec_id == CODEC_ID_AC3 ||
01700 icodec->codec_id == CODEC_ID_DTS)) {
01701
01702
01703
01704 icodec->channels = codec->channels;
01705 if (codec->sample_rate == icodec->sample_rate)
01706 ost->audio_resample = 0;
01707 else {
01708 ost->audio_resample = 1;
01709 }
01710 } else {
01711 ost->audio_resample = 1;
01712 }
01713 }
01714 if(audio_sync_method>1)
01715 ost->audio_resample = 1;
01716
01717 if(ost->audio_resample){
01718 ost->resample = audio_resample_init(codec->channels, icodec->channels,
01719 codec->sample_rate, icodec->sample_rate);
01720 if(!ost->resample){
01721 printf("Can't resample. Aborting.\n");
01722 av_abort();
01723 }
01724 }
01725 ist->decoding_needed = 1;
01726 ost->encoding_needed = 1;
01727 break;
01728 case CODEC_TYPE_VIDEO:
01729 if (codec->width == icodec->width &&
01730 codec->height == icodec->height &&
01731 frame_topBand == 0 &&
01732 frame_bottomBand == 0 &&
01733 frame_leftBand == 0 &&
01734 frame_rightBand == 0 &&
01735 frame_padtop == 0 &&
01736 frame_padbottom == 0 &&
01737 frame_padleft == 0 &&
01738 frame_padright == 0)
01739 {
01740 ost->video_resample = 0;
01741 ost->video_crop = 0;
01742 ost->video_pad = 0;
01743 } else if ((codec->width == icodec->width -
01744 (frame_leftBand + frame_rightBand)) &&
01745 (codec->height == icodec->height -
01746 (frame_topBand + frame_bottomBand)))
01747 {
01748 ost->video_resample = 0;
01749 ost->video_crop = 1;
01750 ost->topBand = frame_topBand;
01751 ost->leftBand = frame_leftBand;
01752 } else if ((codec->width == icodec->width +
01753 (frame_padleft + frame_padright)) &&
01754 (codec->height == icodec->height +
01755 (frame_padtop + frame_padbottom))) {
01756 ost->video_resample = 0;
01757 ost->video_crop = 0;
01758 ost->video_pad = 1;
01759 ost->padtop = frame_padtop;
01760 ost->padleft = frame_padleft;
01761 ost->padbottom = frame_padbottom;
01762 ost->padright = frame_padright;
01763 avcodec_get_frame_defaults(&ost->pict_tmp);
01764 if( avpicture_alloc( (AVPicture*)&ost->pict_tmp, PIX_FMT_YUV420P,
01765 codec->width, codec->height ) )
01766 goto fail;
01767 } else {
01768 ost->video_resample = 1;
01769 ost->video_crop = 0;
01770 avcodec_get_frame_defaults(&ost->pict_tmp);
01771 if( avpicture_alloc( (AVPicture*)&ost->pict_tmp, PIX_FMT_YUV420P,
01772 codec->width, codec->height ) )
01773 goto fail;
01774
01775 ost->img_resample_ctx = img_resample_full_init(
01776 ost->st->codec->width, ost->st->codec->height,
01777 ist->st->codec->width, ist->st->codec->height,
01778 frame_topBand, frame_bottomBand,
01779 frame_leftBand, frame_rightBand,
01780 frame_padtop, frame_padbottom,
01781 frame_padleft, frame_padright);
01782
01783 ost->padtop = frame_padtop;
01784 ost->padleft = frame_padleft;
01785 ost->padbottom = frame_padbottom;
01786 ost->padright = frame_padright;
01787
01788 }
01789 ost->encoding_needed = 1;
01790 ist->decoding_needed = 1;
01791 break;
01792 case CODEC_TYPE_SUBTITLE:
01793 ost->encoding_needed = 1;
01794 ist->decoding_needed = 1;
01795 break;
01796 default:
01797 av_abort();
01798 break;
01799 }
01800
01801 if (ost->encoding_needed &&
01802 (codec->flags & (CODEC_FLAG_PASS1 | CODEC_FLAG_PASS2))) {
01803 char logfilename[1024];
01804 FILE *f;
01805 int size;
01806 char *logbuffer;
01807
01808 snprintf(logfilename, sizeof(logfilename), "%s-%d.log",
01809 pass_logfilename ?
01810 pass_logfilename : DEFAULT_PASS_LOGFILENAME, i);
01811 if (codec->flags & CODEC_FLAG_PASS1) {
01812 f = fopen(logfilename, "w");
01813 if (!f) {
01814 perror(logfilename);
01815 exit(1);
01816 }
01817 ost->logfile = f;
01818 } else {
01819
01820 f = fopen(logfilename, "r");
01821 if (!f) {
01822 perror(logfilename);
01823 exit(1);
01824 }
01825 fseek(f, 0, SEEK_END);
01826 size = ftell(f);
01827 fseek(f, 0, SEEK_SET);
01828 logbuffer = av_malloc(size + 1);
01829 if (!logbuffer) {
01830 fprintf(stderr, "Could not allocate log buffer\n");
01831 exit(1);
01832 }
01833 size = fread(logbuffer, 1, size, f);
01834 fclose(f);
01835 logbuffer[size] = '\0';
01836 codec->stats_in = logbuffer;
01837 }
01838 }
01839 }
01840 if(codec->codec_type == CODEC_TYPE_VIDEO){
01841 int size= codec->width * codec->height;
01842 bit_buffer_size= FFMAX(bit_buffer_size, 4*size);
01843 }
01844 }
01845
01846 if (!bit_buffer)
01847 bit_buffer = av_malloc(bit_buffer_size);
01848 if (!bit_buffer)
01849 goto fail;
01850
01851
01852
01853 for(i=0;i<nb_output_files;i++) {
01854 dump_format(output_files[i], i, output_files[i]->filename, 1);
01855 }
01856
01857
01858 if (verbose >= 0) {
01859 fprintf(stderr, "Stream mapping:\n");
01860 for(i=0;i<nb_ostreams;i++) {
01861 ost = ost_table[i];
01862 fprintf(stderr, " Stream #%d.%d -> #%d.%d",
01863 ist_table[ost->source_index]->file_index,
01864 ist_table[ost->source_index]->index,
01865 ost->file_index,
01866 ost->index);
01867 if (ost->sync_ist != ist_table[ost->source_index])
01868 fprintf(stderr, " [sync #%d.%d]",
01869 ost->sync_ist->file_index,
01870 ost->sync_ist->index);
01871 fprintf(stderr, "\n");
01872 }
01873 }
01874
01875
01876 for(i=0;i<nb_ostreams;i++) {
01877 ost = ost_table[i];
01878 if (ost->encoding_needed) {
01879 AVCodec *codec;
01880 codec = avcodec_find_encoder(ost->st->codec->codec_id);
01881 if (!codec) {
01882 fprintf(stderr, "Unsupported codec for output stream #%d.%d\n",
01883 ost->file_index, ost->index);
01884 exit(1);
01885 }
01886 if (avcodec_open(ost->st->codec, codec) < 0) {
01887 fprintf(stderr, "Error while opening codec for output stream #%d.%d - maybe incorrect parameters such as bit_rate, rate, width or height\n",
01888 ost->file_index, ost->index);
01889 exit(1);
01890 }
01891 extra_size += ost->st->codec->extradata_size;
01892 }
01893 }
01894
01895
01896 for(i=0;i<nb_istreams;i++) {
01897 ist = ist_table[i];
01898 if (ist->decoding_needed) {
01899 AVCodec *codec;
01900 codec = avcodec_find_decoder(ist->st->codec->codec_id);
01901 if (!codec) {
01902 fprintf(stderr, "Unsupported codec (id=%d) for input stream #%d.%d\n",
01903 ist->st->codec->codec_id, ist->file_index, ist->index);
01904 exit(1);
01905 }
01906 if (avcodec_open(ist->st->codec, codec) < 0) {
01907 fprintf(stderr, "Error while opening codec for input stream #%d.%d\n",
01908 ist->file_index, ist->index);
01909 exit(1);
01910 }
01911
01912
01913 }
01914 }
01915
01916
01917 for(i=0;i<nb_istreams;i++) {
01918 ist = ist_table[i];
01919 is = input_files[ist->file_index];
01920 ist->pts = 0;
01921 ist->next_pts = av_rescale_q(ist->st->start_time, ist->st->time_base, AV_TIME_BASE_Q);
01922 if(ist->st->start_time == AV_NOPTS_VALUE)
01923 ist->next_pts=0;
01924 if(input_files_ts_offset[ist->file_index])
01925 ist->next_pts= AV_NOPTS_VALUE;
01926 ist->is_start = 1;
01927 }
01928
01929
01930 for(i=0;i<nb_input_files;i++) {
01931 file_table[i].buffer_size_max = 2048;
01932 }
01933
01934
01935 for (i=0;i<nb_meta_data_maps;i++) {
01936 AVFormatContext *out_file;
01937 AVFormatContext *in_file;
01938
01939 int out_file_index = meta_data_maps[i].out_file;
01940 int in_file_index = meta_data_maps[i].in_file;
01941 if ( out_file_index < 0 || out_file_index >= nb_output_files ) {
01942 fprintf(stderr, "Invalid output file index %d map_meta_data(%d,%d)\n", out_file_index, out_file_index, in_file_index);
01943 ret = -EINVAL;
01944 goto fail;
01945 }
01946 if ( in_file_index < 0 || in_file_index >= nb_input_files ) {
01947 fprintf(stderr, "Invalid input file index %d map_meta_data(%d,%d)\n", in_file_index, out_file_index, in_file_index);
01948 ret = -EINVAL;
01949 goto fail;
01950 }
01951
01952 out_file = output_files[out_file_index];
01953 in_file = input_files[in_file_index];
01954
01955 strcpy(out_file->title, in_file->title);
01956 strcpy(out_file->author, in_file->author);
01957 strcpy(out_file->copyright, in_file->copyright);
01958 strcpy(out_file->comment, in_file->comment);
01959 strcpy(out_file->album, in_file->album);
01960 out_file->year = in_file->year;
01961 out_file->track = in_file->track;
01962 strcpy(out_file->genre, in_file->genre);
01963 }
01964
01965
01966 for(i=0;i<nb_output_files;i++) {
01967 os = output_files[i];
01968 if (av_write_header(os) < 0) {
01969 fprintf(stderr, "Could not write header for output file #%d (incorrect codec parameters ?)\n", i);
01970 ret = -EINVAL;
01971 goto fail;
01972 }
01973 }
01974
01975 #ifndef CONFIG_WIN32
01976 if ( !using_stdin && verbose >= 0) {
01977 fprintf(stderr, "Press [q] to stop encoding\n");
01978 url_set_interrupt_cb(decode_interrupt_cb);
01979 }
01980 #endif
01981 term_init();
01982
01983 stream_no_data = 0;
01984 key = -1;
01985
01986 for(; received_sigterm == 0;) {
01987 int file_index, ist_index;
01988 AVPacket pkt;
01989 double ipts_min;
01990 double opts_min;
01991
01992 redo:
01993 ipts_min= 1e100;
01994 opts_min= 1e100;
01995
01996 if (!using_stdin) {
01997 if (q_pressed)
01998 break;
01999
02000 key = read_key();
02001 if (key == 'q')
02002 break;
02003 }
02004
02005
02006
02007 file_index = -1;
02008 for(i=0;i<nb_ostreams;i++) {
02009 double ipts, opts;
02010 ost = ost_table[i];
02011 os = output_files[ost->file_index];
02012 ist = ist_table[ost->source_index];
02013 if(ost->st->codec->codec_type == CODEC_TYPE_VIDEO)
02014 opts = ost->sync_opts * av_q2d(ost->st->codec->time_base);
02015 else
02016 opts = ost->st->pts.val * av_q2d(ost->st->time_base);
02017 ipts = (double)ist->pts;
02018 if (!file_table[ist->file_index].eof_reached){
02019 if(ipts < ipts_min) {
02020 ipts_min = ipts;
02021 if(input_sync ) file_index = ist->file_index;
02022 }
02023 if(opts < opts_min) {
02024 opts_min = opts;
02025 if(!input_sync) file_index = ist->file_index;
02026 }
02027 }
02028 if(ost->frame_number >= max_frames[ost->st->codec->codec_type]){
02029 file_index= -1;
02030 break;
02031 }
02032 }
02033
02034 if (file_index < 0) {
02035 break;
02036 }
02037
02038
02039 if (recording_time > 0 && opts_min >= (recording_time / 1000000.0))
02040 break;
02041
02042
02043 if (limit_filesize != 0 && (limit_filesize * 1024) < url_ftell(&output_files[0]->pb))
02044 break;
02045
02046
02047 is = input_files[file_index];
02048 if (av_read_frame(is, &pkt) < 0) {
02049 file_table[file_index].eof_reached = 1;
02050 if (opt_shortest) break; else continue;
02051 }
02052
02053 if (!pkt.size) {
02054 stream_no_data = is;
02055 } else {
02056 stream_no_data = 0;
02057 }
02058 if (do_pkt_dump) {
02059 av_pkt_dump(stdout, &pkt, do_hex_dump);
02060 }
02061
02062
02063 if (pkt.stream_index >= file_table[file_index].nb_streams)
02064 goto discard_packet;
02065 ist_index = file_table[file_index].ist_index + pkt.stream_index;
02066 ist = ist_table[ist_index];
02067 if (ist->discard)
02068 goto discard_packet;
02069
02070
02071 if (pkt.dts != AV_NOPTS_VALUE && ist->next_pts != AV_NOPTS_VALUE) {
02072 int64_t delta= av_rescale_q(pkt.dts, ist->st->time_base, AV_TIME_BASE_Q) - ist->next_pts;
02073 if(ABS(delta) > 10LL*AV_TIME_BASE && !copy_ts){
02074 input_files_ts_offset[ist->file_index]-= delta;
02075 if (verbose > 2)
02076 fprintf(stderr, "timestamp discontinuity %lld, new offset= %lld\n", delta, input_files_ts_offset[ist->file_index]);
02077 for(i=0; i<file_table[file_index].nb_streams; i++){
02078 int index= file_table[file_index].ist_index + i;
02079 ist_table[index]->next_pts += delta;
02080 ist_table[index]->is_start=1;
02081 }
02082 }
02083 }
02084
02085
02086 if (output_packet(ist, ist_index, ost_table, nb_ostreams, &pkt) < 0) {
02087
02088 if (verbose >= 0)
02089 fprintf(stderr, "Error while decoding stream #%d.%d\n",
02090 ist->file_index, ist->index);
02091
02092 av_free_packet(&pkt);
02093 goto redo;
02094 }
02095
02096 discard_packet:
02097 av_free_packet(&pkt);
02098
02099
02100 print_report(output_files, ost_table, nb_ostreams, 0);
02101 }
02102
02103
02104 for(i=0;i<nb_istreams;i++) {
02105 ist = ist_table[i];
02106 if (ist->decoding_needed) {
02107 output_packet(ist, i, ost_table, nb_ostreams, NULL);
02108 }
02109 }
02110
02111 term_exit();
02112
02113
02114 for(i=0;i<nb_output_files;i++) {
02115 os = output_files[i];
02116 av_write_trailer(os);
02117 }
02118
02119
02120 print_report(output_files, ost_table, nb_ostreams, 1);
02121
02122
02123 for(i=0;i<nb_ostreams;i++) {
02124 ost = ost_table[i];
02125 if (ost->encoding_needed) {
02126 av_freep(&ost->st->codec->stats_in);
02127 avcodec_close(ost->st->codec);
02128 }
02129 }
02130
02131
02132 for(i=0;i<nb_istreams;i++) {
02133 ist = ist_table[i];
02134 if (ist->decoding_needed) {
02135 avcodec_close(ist->st->codec);
02136 }
02137 }
02138
02139
02140
02141 ret = 0;
02142 fail1:
02143 av_freep(&bit_buffer);
02144 av_free(file_table);
02145
02146 if (ist_table) {
02147 for(i=0;i<nb_istreams;i++) {
02148 ist = ist_table[i];
02149 av_free(ist);
02150 }
02151 av_free(ist_table);
02152 }
02153 if (ost_table) {
02154 for(i=0;i<nb_ostreams;i++) {
02155 ost = ost_table[i];
02156 if (ost) {
02157 if (ost->logfile) {
02158 fclose(ost->logfile);
02159 ost->logfile = NULL;
02160 }
02161 fifo_free(&ost->fifo);
02162
02163 av_free(ost->pict_tmp.data[0]);
02164 if (ost->video_resample)
02165 img_resample_close(ost->img_resample_ctx);
02166 if (ost->audio_resample)
02167 audio_resample_close(ost->resample);
02168 av_free(ost);
02169 }
02170 }
02171 av_free(ost_table);
02172 }
02173 return ret;
02174 fail:
02175 ret = -ENOMEM;
02176 goto fail1;
02177 }
02178
02179 #if 0
02180 int file_read(const char *filename)
02181 {
02182 URLContext *h;
02183 unsigned char buffer[1024];
02184 int len, i;
02185
02186 if (url_open(&h, filename, O_RDONLY) < 0) {
02187 printf("could not open '%s'\n", filename);
02188 return -1;
02189 }
02190 for(;;) {
02191 len = url_read(h, buffer, sizeof(buffer));
02192 if (len <= 0)
02193 break;
02194 for(i=0;i<len;i++) putchar(buffer[i]);
02195 }
02196 url_close(h);
02197 return 0;
02198 }
02199 #endif
02200
02201 static void opt_image_format(const char *arg)
02202 {
02203 AVImageFormat *f;
02204
02205 for(f = first_image_format; f != NULL; f = f->next) {
02206 if (!strcmp(arg, f->name))
02207 break;
02208 }
02209 if (!f) {
02210 fprintf(stderr, "Unknown image format: '%s'\n", arg);
02211 exit(1);
02212 }
02213 image_format = f;
02214 }
02215
02216 static void opt_format(const char *arg)
02217 {
02218
02219 if (!strcmp(arg, "pgmyuv")) {
02220 pgmyuv_compatibility_hack=1;
02221
02222 arg = "image2";
02223 }
02224
02225 file_iformat = av_find_input_format(arg);
02226 file_oformat = guess_format(arg, NULL, NULL);
02227 if (!file_iformat && !file_oformat) {
02228 fprintf(stderr, "Unknown input or output format: %s\n", arg);
02229 exit(1);
02230 }
02231 }
02232
02233 static void opt_video_bitrate(const char *arg)
02234 {
02235 video_bit_rate = atoi(arg) * 1000;
02236 }
02237
02238 static void opt_video_bitrate_tolerance(const char *arg)
02239 {
02240 video_bit_rate_tolerance = atoi(arg) * 1000;
02241 }
02242
02243 static void opt_video_bitrate_max(const char *arg)
02244 {
02245 video_rc_max_rate = atoi(arg) * 1000;
02246 }
02247
02248 static void opt_video_bitrate_min(const char *arg)
02249 {
02250 video_rc_min_rate = atoi(arg) * 1000;
02251 }
02252
02253 static void opt_video_buffer_size(const char *arg)
02254 {
02255 video_rc_buffer_size = atoi(arg) * 8*1024;
02256 }
02257
02258 static void opt_video_rc_eq(char *arg)
02259 {
02260 video_rc_eq = arg;
02261 }
02262
02263 static void opt_video_rc_override_string(char *arg)
02264 {
02265 video_rc_override_string = arg;
02266 }
02267
02268
02269 static void opt_workaround_bugs(const char *arg)
02270 {
02271 workaround_bugs = atoi(arg);
02272 }
02273
02274 static void opt_dct_algo(const char *arg)
02275 {
02276 dct_algo = atoi(arg);
02277 }
02278
02279 static void opt_idct_algo(const char *arg)
02280 {
02281 idct_algo = atoi(arg);
02282 }
02283
02284 static void opt_me_threshold(const char *arg)
02285 {
02286 me_threshold = atoi(arg);
02287 }
02288
02289 static void opt_mb_threshold(const char *arg)
02290 {
02291 mb_threshold = atoi(arg);
02292 }
02293
02294 static void opt_error_resilience(const char *arg)
02295 {
02296 error_resilience = atoi(arg);
02297 }
02298
02299 static void opt_error_concealment(const char *arg)
02300 {
02301 error_concealment = atoi(arg);
02302 }
02303
02304 static void opt_debug(const char *arg)
02305 {
02306 debug = atoi(arg);
02307 av_log_set_level(AV_LOG_DEBUG);
02308 }
02309
02310 static void opt_vismv(const char *arg)
02311 {
02312 debug_mv = atoi(arg);
02313 }
02314
02315 static void opt_verbose(const char *arg)
02316 {
02317 verbose = atoi(arg);
02318 av_log_set_level(atoi(arg));
02319 }
02320
02321 static void opt_frame_rate(const char *arg)
02322 {
02323 if (parse_frame_rate(&frame_rate, &frame_rate_base, arg) < 0) {
02324 fprintf(stderr, "Incorrect frame rate\n");
02325 exit(1);
02326 }
02327 }
02328
02329 static void opt_frame_crop_top(const char *arg)
02330 {
02331 frame_topBand = atoi(arg);
02332 if (frame_topBand < 0) {
02333 fprintf(stderr, "Incorrect top crop size\n");
02334 exit(1);
02335 }
02336 if ((frame_topBand % 2) != 0) {
02337 fprintf(stderr, "Top crop size must be a multiple of 2\n");
02338 exit(1);
02339 }
02340 if ((frame_topBand) >= frame_height){
02341 fprintf(stderr, "Vertical crop dimensions are outside the range of the original image.\nRemember to crop first and scale second.\n");
02342 exit(1);
02343 }
02344 frame_height -= frame_topBand;
02345 }
02346
02347 static void opt_frame_crop_bottom(const char *arg)
02348 {
02349 frame_bottomBand = atoi(arg);
02350 if (frame_bottomBand < 0) {
02351 fprintf(stderr, "Incorrect bottom crop size\n");
02352 exit(1);
02353 }
02354 if ((frame_bottomBand % 2) != 0) {
02355 fprintf(stderr, "Bottom crop size must be a multiple of 2\n");
02356 exit(1);
02357 }
02358 if ((frame_bottomBand) >= frame_height){
02359 fprintf(stderr, "Vertical crop dimensions are outside the range of the original image.\nRemember to crop first and scale second.\n");
02360 exit(1);
02361 }
02362 frame_height -= frame_bottomBand;
02363 }
02364
02365 static void opt_frame_crop_left(const char *arg)
02366 {
02367 frame_leftBand = atoi(arg);
02368 if (frame_leftBand < 0) {
02369 fprintf(stderr, "Incorrect left crop size\n");
02370 exit(1);
02371 }
02372 if ((frame_leftBand % 2) != 0) {
02373 fprintf(stderr, "Left crop size must be a multiple of 2\n");
02374 exit(1);
02375 }
02376 if ((frame_leftBand) >= frame_width){
02377 fprintf(stderr, "Horizontal crop dimensions are outside the range of the original image.\nRemember to crop first and scale second.\n");
02378 exit(1);
02379 }
02380 frame_width -= frame_leftBand;
02381 }
02382
02383 static void opt_frame_crop_right(const char *arg)
02384 {
02385 frame_rightBand = atoi(arg);
02386 if (frame_rightBand < 0) {
02387 fprintf(stderr, "Incorrect right crop size\n");
02388 exit(1);
02389 }
02390 if ((frame_rightBand % 2) != 0) {
02391 fprintf(stderr, "Right crop size must be a multiple of 2\n");
02392 exit(1);
02393 }
02394 if ((frame_rightBand) >= frame_width){
02395 fprintf(stderr, "Horizontal crop dimensions are outside the range of the original image.\nRemember to crop first and scale second.\n");
02396 exit(1);
02397 }
02398 frame_width -= frame_rightBand;
02399 }
02400
02401 static void opt_frame_size(const char *arg)
02402 {
02403 if (parse_image_size(&frame_width, &frame_height, arg) < 0) {
02404 fprintf(stderr, "Incorrect frame size\n");
02405 exit(1);
02406 }
02407 if ((frame_width % 2) != 0 || (frame_height % 2) != 0) {
02408 fprintf(stderr, "Frame size must be a multiple of 2\n");
02409 exit(1);
02410 }
02411 }
02412
02413
02414 #define SCALEBITS 10
02415 #define ONE_HALF (1 << (SCALEBITS - 1))
02416 #define FIX(x) ((int) ((x) * (1<<SCALEBITS) + 0.5))
02417
02418 #define RGB_TO_Y(r, g, b) \
02419 ((FIX(0.29900) * (r) + FIX(0.58700) * (g) + \
02420 FIX(0.11400) * (b) + ONE_HALF) >> SCALEBITS)
02421
02422 #define RGB_TO_U(r1, g1, b1, shift)\
02423 (((- FIX(0.16874) * r1 - FIX(0.33126) * g1 + \
02424 FIX(0.50000) * b1 + (ONE_HALF << shift) - 1) >> (SCALEBITS + shift)) + 128)
02425
02426 #define RGB_TO_V(r1, g1, b1, shift)\
02427 (((FIX(0.50000) * r1 - FIX(0.41869) * g1 - \
02428 FIX(0.08131) * b1 + (ONE_HALF << shift) - 1) >> (SCALEBITS + shift)) + 128)
02429
02430 static void opt_pad_color(const char *arg) {
02431
02432
02433 int rgb = strtol(arg, NULL, 16);
02434 int r,g,b;
02435
02436 r = (rgb >> 16);
02437 g = ((rgb >> 8) & 255);
02438 b = (rgb & 255);
02439
02440 padcolor[0] = RGB_TO_Y(r,g,b);
02441 padcolor[1] = RGB_TO_U(r,g,b,0);
02442 padcolor[2] = RGB_TO_V(r,g,b,0);
02443 }
02444
02445 static void opt_frame_pad_top(const char *arg)
02446 {
02447 frame_padtop = atoi(arg);
02448 if (frame_padtop < 0) {
02449 fprintf(stderr, "Incorrect top pad size\n");
02450 exit(1);
02451 }
02452 if ((frame_padtop % 2) != 0) {
02453 fprintf(stderr, "Top pad size must be a multiple of 2\n");
02454 exit(1);
02455 }
02456 }
02457
02458 static void opt_frame_pad_bottom(const char *arg)
02459 {
02460 frame_padbottom = atoi(arg);
02461 if (frame_padbottom < 0) {
02462 fprintf(stderr, "Incorrect bottom pad size\n");
02463 exit(1);
02464 }
02465 if ((frame_padbottom % 2) != 0) {
02466 fprintf(stderr, "Bottom pad size must be a multiple of 2\n");
02467 exit(1);
02468 }
02469 }
02470
02471
02472 static void opt_frame_pad_left(const char *arg)
02473 {
02474 frame_padleft = atoi(arg);
02475 if (frame_padleft < 0) {
02476 fprintf(stderr, "Incorrect left pad size\n");
02477 exit(1);
02478 }
02479 if ((frame_padleft % 2) != 0) {
02480 fprintf(stderr, "Left pad size must be a multiple of 2\n");
02481 exit(1);
02482 }
02483 }
02484
02485
02486 static void opt_frame_pad_right(const char *arg)
02487 {
02488 frame_padright = atoi(arg);
02489 if (frame_padright < 0) {
02490 fprintf(stderr, "Incorrect right pad size\n");
02491 exit(1);
02492 }
02493 if ((frame_padright % 2) != 0) {
02494 fprintf(stderr, "Right pad size must be a multiple of 2\n");
02495 exit(1);
02496 }
02497 }
02498
02499
02500 static void opt_frame_pix_fmt(const char *arg)
02501 {
02502 frame_pix_fmt = avcodec_get_pix_fmt(arg);
02503 }
02504
02505 static void opt_frame_aspect_ratio(const char *arg)
02506 {
02507 int x = 0, y = 0;
02508 double ar = 0;
02509 const char *p;
02510
02511 p = strchr(arg, ':');
02512 if (p) {
02513 x = strtol(arg, (char **)&arg, 10);
02514 if (arg == p)
02515 y = strtol(arg+1, (char **)&arg, 10);
02516 if (x > 0 && y > 0)
02517 ar = (double)x / (double)y;
02518 } else
02519 ar = strtod(arg, (char **)&arg);
02520
02521 if (!ar) {
02522 fprintf(stderr, "Incorrect aspect ratio specification.\n");
02523 exit(1);
02524 }
02525 frame_aspect_ratio = ar;
02526 }
02527
02528 static void opt_gop_size(const char *arg)
02529 {
02530 gop_size = atoi(arg);
02531 }
02532
02533 static void opt_b_frames(const char *arg)
02534 {
02535 b_frames = atoi(arg);
02536 if (b_frames > FF_MAX_B_FRAMES) {
02537 fprintf(stderr, "\nCannot have more than %d B frames, increase FF_MAX_B_FRAMES.\n", FF_MAX_B_FRAMES);
02538 exit(1);
02539 } else if (b_frames < 1) {
02540 fprintf(stderr, "\nNumber of B frames must be higher than 0\n");
02541 exit(1);
02542 }
02543 }
02544
02545 static void opt_mb_decision(const char *arg)
02546 {
02547 mb_decision = atoi(arg);
02548 }
02549
02550 static void opt_mb_cmp(const char *arg)
02551 {
02552 mb_cmp = atoi(arg);
02553 }
02554
02555 static void opt_ildct_cmp(const char *arg)
02556 {
02557 ildct_cmp = atoi(arg);
02558 }
02559
02560 static void opt_sub_cmp(const char *arg)
02561 {
02562 sub_cmp = atoi(arg);
02563 }
02564
02565 static void opt_cmp(const char *arg)
02566 {
02567 cmp = atoi(arg);
02568 }
02569
02570 static void opt_pre_cmp(const char *arg)
02571 {
02572 pre_cmp = atoi(arg);
02573 }
02574
02575 static void opt_pre_me(const char *arg)
02576 {
02577 pre_me = atoi(arg);
02578 }
02579
02580 static void opt_lumi_mask(const char *arg)
02581 {
02582 lumi_mask = atof(arg);
02583 }
02584
02585 static void opt_dark_mask(const char *arg)
02586 {
02587 dark_mask = atof(arg);
02588 }
02589
02590 static void opt_scplx_mask(const char *arg)
02591 {
02592 scplx_mask = atof(arg);
02593 }
02594
02595 static void opt_tcplx_mask(const char *arg)
02596 {
02597 tcplx_mask = atof(arg);
02598 }
02599
02600 static void opt_p_mask(const char *arg)
02601 {
02602 p_mask = atof(arg);
02603 }
02604
02605 static void opt_qscale(const char *arg)
02606 {
02607 video_qscale = atof(arg);
02608 if (video_qscale < 0.01 ||
02609 video_qscale > 255) {
02610 fprintf(stderr, "qscale must be >= 0.01 and <= 255\n");
02611 exit(1);
02612 }
02613 }
02614
02615 static void opt_qsquish(const char *arg)
02616 {
02617 video_qsquish = atof(arg);
02618 if (video_qsquish < 0.0 ||
02619 video_qsquish > 99.0) {
02620 fprintf(stderr, "qsquish must be >= 0.0 and <= 99.0\n");
02621 exit(1);
02622 }
02623 }
02624
02625 static void opt_lelim(const char *arg)
02626 {
02627 video_lelim = atoi(arg);
02628 if (video_lelim < -99 ||
02629 video_lelim > 99) {
02630 fprintf(stderr, "lelim must be >= -99 and <= 99\n");
02631 exit(1);
02632 }
02633 }
02634
02635 static void opt_celim(const char *arg)
02636 {
02637 video_celim = atoi(arg);
02638 if (video_celim < -99 ||
02639 video_celim > 99) {
02640 fprintf(stderr, "celim must be >= -99 and <= 99\n");
02641 exit(1);
02642 }
02643 }
02644
02645 static void opt_lmax(const char *arg)
02646 {
02647 video_lmax = atof(arg)*FF_QP2LAMBDA;
02648 }
02649
02650 static void opt_lmin(const char *arg)
02651 {
02652 video_lmin = atof(arg)*FF_QP2LAMBDA;
02653 }
02654
02655 static void opt_qmin(const char *arg)
02656 {
02657 video_qmin = atoi(arg);
02658 if (video_qmin < 1 ||
02659 video_qmin > 31) {
02660 fprintf(stderr, "qmin must be >= 1 and <= 31\n");
02661 exit(1);
02662 }
02663 }
02664
02665 static void opt_qmax(const char *arg)
02666 {
02667 video_qmax = atoi(arg);
02668 if (video_qmax < 1 ||
02669 video_qmax > 31) {
02670 fprintf(stderr, "qmax must be >= 1 and <= 31\n");
02671 exit(1);
02672 }
02673 }
02674
02675 static void opt_mb_lmin(const char *arg)
02676 {
02677 video_mb_lmin = atof(arg)*FF_QP2LAMBDA;
02678 if (video_mb_lmin < 1 ||
02679 video_mb_lmin > FF_LAMBDA_MAX) {
02680 fprintf(stderr, "mblmin must be >= 1 and <= %d\n", FF_LAMBDA_MAX / FF_QP2LAMBDA);
02681 exit(1);
02682 }
02683 }
02684
02685 static void opt_mb_lmax(const char *arg)
02686 {
02687 video_mb_lmax = atof(arg)*FF_QP2LAMBDA;
02688 if (video_mb_lmax < 1 ||
02689 video_mb_lmax > FF_LAMBDA_MAX) {
02690 fprintf(stderr, "mblmax must be >= 1 and <= %d\n", FF_LAMBDA_MAX / FF_QP2LAMBDA);
02691 exit(1);
02692 }
02693 }
02694
02695 static void opt_qdiff(const char *arg)
02696 {
02697 video_qdiff = atoi(arg);
02698 if (video_qdiff < 0 ||
02699 video_qdiff > 31) {
02700 fprintf(stderr, "qdiff must be >= 1 and <= 31\n");
02701 exit(1);
02702 }
02703 }
02704
02705 static void opt_qblur(const char *arg)
02706 {
02707 video_qblur = atof(arg);
02708 }
02709
02710 static void opt_qcomp(const char *arg)
02711 {
02712 video_qcomp = atof(arg);
02713 }
02714
02715 static void opt_rc_initial_cplx(const char *arg)
02716 {
02717 video_rc_initial_cplx = atof(arg);
02718 }
02719 static void opt_b_qfactor(const char *arg)
02720 {
02721 video_b_qfactor = atof(arg);
02722 }
02723 static void opt_i_qfactor(const char *arg)
02724 {
02725 video_i_qfactor = atof(arg);
02726 }
02727 static void opt_b_qoffset(const char *arg)
02728 {
02729 video_b_qoffset = atof(arg);
02730 }
02731 static void opt_i_qoffset(const char *arg)
02732 {
02733 video_i_qoffset = atof(arg);
02734 }
02735
02736 static void opt_ibias(const char *arg)
02737 {
02738 video_intra_quant_bias = atoi(arg);
02739 }
02740 static void opt_pbias(const char *arg)
02741 {
02742 video_inter_quant_bias = atoi(arg);
02743 }
02744
02745 static void opt_packet_size(const char *arg)
02746 {
02747 packet_size= atoi(arg);
02748 }
02749
02750 static void opt_error_rate(const char *arg)
02751 {
02752 error_rate= atoi(arg);
02753 }
02754
02755 static void opt_strict(const char *arg)
02756 {
02757 strict= atoi(arg);
02758 }
02759
02760 static void opt_top_field_first(const char *arg)
02761 {
02762 top_field_first= atoi(arg);
02763 }
02764
02765 static void opt_noise_reduction(const char *arg)
02766 {
02767 noise_reduction= atoi(arg);
02768 }
02769
02770 static void opt_qns(const char *arg)
02771 {
02772 qns= atoi(arg);
02773 }
02774
02775 static void opt_sc_threshold(const char *arg)
02776 {
02777 sc_threshold= atoi(arg);
02778 }
02779
02780 static void opt_me_range(const char *arg)
02781 {
02782 me_range = atoi(arg);
02783 }
02784
02785 static void opt_thread_count(const char *arg)
02786 {
02787 thread_count= atoi(arg);
02788 #if !defined(HAVE_THREADS)
02789 if (verbose >= 0)
02790 fprintf(stderr, "Warning: not compiled with thread support, using thread emulation\n");
02791 #endif
02792 }
02793
02794 static void opt_audio_bitrate(const char *arg)
02795 {
02796 audio_bit_rate = atoi(arg) * 1000;
02797 }
02798
02799 static void opt_audio_rate(const char *arg)
02800 {
02801 audio_sample_rate = atoi(arg);
02802 }
02803
02804 static void opt_audio_channels(const char *arg)
02805 {
02806 audio_channels = atoi(arg);
02807 }
02808
02809 static void opt_video_device(const char *arg)
02810 {
02811 video_device = av_strdup(arg);
02812 }
02813
02814 static void opt_grab_device(const char *arg)
02815 {
02816 grab_device = av_strdup(arg);
02817 }
02818
02819 static void opt_video_channel(const char *arg)
02820 {
02821 video_channel = strtol(arg, NULL, 0);
02822 }
02823
02824 static void opt_video_standard(const char *arg)
02825 {
02826 video_standard = av_strdup(arg);
02827 }
02828
02829 static void opt_audio_device(const char *arg)
02830 {
02831 audio_device = av_strdup(arg);
02832 }
02833
02834 static void opt_codec(int *pstream_copy, int *pcodec_id,
02835 int codec_type, const char *arg)
02836 {
02837 AVCodec *p;
02838
02839 if (!strcmp(arg, "copy")) {
02840 *pstream_copy = 1;
02841 } else {
02842 p = first_avcodec;
02843 while (p) {
02844 if (!strcmp(p->name, arg) && p->type == codec_type)
02845 break;
02846 p = p->next;
02847 }
02848 if (p == NULL) {
02849 fprintf(stderr, "Unknown codec '%s'\n", arg);
02850 exit(1);
02851 } else {
02852 *pcodec_id = p->id;
02853 }
02854 }
02855 }
02856
02857 static void opt_audio_codec(const char *arg)
02858 {
02859 opt_codec(&audio_stream_copy, &audio_codec_id, CODEC_TYPE_AUDIO, arg);
02860 }
02861
02862 static void opt_audio_tag(const char *arg)
02863 {
02864 char *tail;
02865 audio_codec_tag= strtol(arg, &tail, 0);
02866
02867 if(!tail || *tail)
02868 audio_codec_tag= arg[0] + (arg[1]<<8) + (arg[2]<<16) + (arg[3]<<24);
02869 }
02870
02871 static void opt_video_tag(const char *arg)
02872 {
02873 char *tail;
02874 video_codec_tag= strtol(arg, &tail, 0);
02875
02876 if(!tail || *tail)
02877 video_codec_tag= arg[0] + (arg[1]<<8) + (arg[2]<<16) + (arg[3]<<24);
02878 }
02879
02880 static void add_frame_hooker(const char *arg)
02881 {
02882 int argc = 0;
02883 char *argv[64];
02884 int i;
02885 char *args = av_strdup(arg);
02886
02887 using_vhook = 1;
02888
02889 argv[0] = strtok(args, " ");
02890 while (argc < 62 && (argv[++argc] = strtok(NULL, " "))) {
02891 }
02892
02893 i = frame_hook_add(argc, argv);
02894
02895 if (i != 0) {
02896 fprintf(stderr, "Failed to add video hook function: %s\n", arg);
02897 exit(1);
02898 }
02899 }
02900
02901 const char *motion_str[] = {
02902 "zero",
02903 "full",
02904 "log",
02905 "phods",
02906 "epzs",
02907 "x1",
02908 NULL,
02909 };
02910
02911 static void opt_motion_estimation(const char *arg)
02912 {
02913 const char **p;
02914 p = motion_str;
02915 for(;;) {
02916 if (!*p) {
02917 fprintf(stderr, "Unknown motion estimation method '%s'\n", arg);
02918 exit(1);
02919 }
02920 if (!strcmp(*p, arg))
02921 break;
02922 p++;
02923 }
02924 me_method = (p - motion_str) + 1;
02925 }
02926
02927 static void opt_video_codec(const char *arg)
02928 {
02929 opt_codec(&video_stream_copy, &video_codec_id, CODEC_TYPE_VIDEO, arg);
02930 }
02931
02932 static void opt_subtitle_codec(const char *arg)
02933 {
02934 opt_codec(&subtitle_stream_copy, &subtitle_codec_id, CODEC_TYPE_SUBTITLE, arg);
02935 }
02936
02937 static void opt_map(const char *arg)
02938 {
02939 AVStreamMap *m;
02940 const char *p;
02941
02942 p = arg;
02943 m = &stream_maps[nb_stream_maps++];
02944
02945 m->file_index = strtol(arg, (char **)&p, 0);
02946 if (*p)
02947 p++;
02948
02949 m->stream_index = strtol(p, (char **)&p, 0);
02950 if (*p) {
02951 p++;
02952 m->sync_file_index = strtol(p, (char **)&p, 0);
02953 if (*p)
02954 p++;
02955 m->sync_stream_index = strtol(p, (char **)&p, 0);
02956 } else {
02957 m->sync_file_index = m->file_index;
02958 m->sync_stream_index = m->stream_index;
02959 }
02960 }
02961
02962 static void opt_map_meta_data(const char *arg)
02963 {
02964 AVMetaDataMap *m;
02965 const char *p;
02966
02967 p = arg;
02968 m = &meta_data_maps[nb_meta_data_maps++];
02969
02970 m->out_file = strtol(arg, (char **)&p, 0);
02971 if (*p)
02972 p++;
02973
02974 m->in_file = strtol(p, (char **)&p, 0);
02975 }
02976
02977 static void opt_recording_time(const char *arg)
02978 {
02979 recording_time = parse_date(arg, 1);
02980 }
02981
02982 static void opt_start_time(const char *arg)
02983 {
02984 start_time = parse_date(arg, 1);
02985 }
02986
02987 static void opt_rec_timestamp(const char *arg)
02988 {
02989 rec_timestamp = parse_date(arg, 0) / 1000000;
02990 }
02991
02992 static void opt_input_ts_offset(const char *arg)
02993 {
02994 input_ts_offset = parse_date(arg, 1);
02995 }
02996
02997 static void opt_input_file(const char *filename)
02998 {
02999 AVFormatContext *ic;
03000 AVFormatParameters params, *ap = ¶ms;
03001 int err, i, ret, rfps, rfps_base;
03002 int64_t timestamp;
03003
03004 if (!strcmp(filename, "-"))
03005 filename = "pipe:";
03006
03007 using_stdin |= !strncmp(filename, "pipe:", 5) ||
03008 !strcmp( filename, "/dev/stdin" );
03009
03010
03011 memset(ap, 0, sizeof(*ap));
03012 ap->sample_rate = audio_sample_rate;
03013 ap->channels = audio_channels;
03014 ap->time_base.den = frame_rate;
03015 ap->time_base.num = frame_rate_base;
03016 ap->width = frame_width + frame_padleft + frame_padright;
03017 ap->height = frame_height + frame_padtop + frame_padbottom;
03018 ap->image_format = image_format;
03019 ap->pix_fmt = frame_pix_fmt;
03020 ap->device = grab_device;
03021 ap->channel = video_channel;
03022 ap->standard = video_standard;
03023 ap->video_codec_id = video_codec_id;
03024 ap->audio_codec_id = audio_codec_id;
03025 if(pgmyuv_compatibility_hack)
03026 ap->video_codec_id= CODEC_ID_PGMYUV;
03027
03028
03029 err = av_open_input_file(&ic, filename, file_iformat, 0, ap);
03030 if (err < 0) {
03031 print_error(filename, err);
03032 exit(1);
03033 }
03034
03035
03036
03037 ret = av_find_stream_info(ic);
03038 if (ret < 0 && verbose >= 0) {
03039 fprintf(stderr, "%s: could not find codec parameters\n", filename);
03040 exit(1);
03041 }
03042
03043 timestamp = start_time;
03044
03045 if (ic->start_time != AV_NOPTS_VALUE)
03046 timestamp += ic->start_time;
03047
03048
03049 if (start_time != 0) {
03050 ret = av_seek_frame(ic, -1, timestamp, AVSEEK_FLAG_BACKWARD);
03051 if (ret < 0) {
03052 fprintf(stderr, "%s: could not seek to position %0.3f\n",
03053 filename, (double)timestamp / AV_TIME_BASE);
03054 }
03055
03056 start_time = 0;
03057 }
03058
03059
03060 for(i=0;i<ic->nb_streams;i++) {
03061 AVCodecContext *enc = ic->streams[i]->codec;
03062 #if defined(HAVE_THREADS)
03063 if(thread_count>1)
03064 avcodec_thread_init(enc, thread_count);
03065 #endif
03066 enc->thread_count= thread_count;
03067 switch(enc->codec_type) {
03068 case CODEC_TYPE_AUDIO:
03069
03070 audio_channels = enc->channels;
03071 audio_sample_rate = enc->sample_rate;
03072 if(audio_disable)
03073 ic->streams[i]->discard= AVDISCARD_ALL;
03074 break;
03075 case CODEC_TYPE_VIDEO:
03076 frame_height = enc->height;
03077 frame_width = enc->width;
03078 frame_aspect_ratio = av_q2d(enc->sample_aspect_ratio) * enc->width / enc->height;
03079 frame_pix_fmt = enc->pix_fmt;
03080 rfps = ic->streams[i]->r_frame_rate.num;
03081 rfps_base = ic->streams[i]->r_frame_rate.den;
03082 enc->workaround_bugs = workaround_bugs;
03083 enc->error_resilience = error_resilience;
03084 enc->error_concealment = error_concealment;
03085 enc->idct_algo = idct_algo;
03086 enc->debug = debug;
03087 enc->debug_mv = debug_mv;
03088 enc->lowres= lowres;
03089 if(lowres) enc->flags |= CODEC_FLAG_EMU_EDGE;
03090 if(bitexact)
03091 enc->flags|= CODEC_FLAG_BITEXACT;
03092 if(me_threshold)
03093 enc->debug |= FF_DEBUG_MV;
03094 if(gray_only)
03095 enc->flags |= CODEC_FLAG_GRAY;
03096
03097 if (enc->time_base.den != rfps || enc->time_base.num != rfps_base) {
03098
03099 if (verbose >= 0)
03100 fprintf(stderr,"\nSeems that stream %d comes from film source: %2.2f (%d/%d) -> %2.2f (%d/%d)\n",
03101 i, (float)enc->time_base.den / enc->time_base.num, enc->time_base.den, enc->time_base.num,
03102
03103 (float)rfps / rfps_base, rfps, rfps_base);
03104 }
03105
03106 frame_rate = rfps;
03107 frame_rate_base = rfps_base;
03108
03109 enc->rate_emu = rate_emu;
03110 if(video_disable)
03111 ic->streams[i]->discard= AVDISCARD_ALL;
03112 else if(video_discard)
03113 ic->streams[i]->discard= video_discard;
03114 break;
03115 case CODEC_TYPE_DATA:
03116 break;
03117 case CODEC_TYPE_SUBTITLE:
03118 break;
03119 default:
03120 av_abort();
03121 }
03122 }
03123
03124 input_files[nb_input_files] = ic;
03125 input_files_ts_offset[nb_input_files] = input_ts_offset - (copy_ts ? 0 : timestamp);
03126
03127 if (verbose >= 0)
03128 dump_format(ic, nb_input_files, filename, 0);
03129
03130 nb_input_files++;
03131 file_iformat = NULL;
03132 file_oformat = NULL;
03133 image_format = NULL;
03134
03135 grab_device = NULL;
03136 video_channel = 0;
03137
03138 rate_emu = 0;
03139 }
03140
03141 static void opt_grab(const char *arg)
03142 {
03143 file_iformat = av_find_input_format(arg);
03144 opt_input_file("");
03145 }
03146
03147 static void check_audio_video_inputs(int *has_video_ptr, int *has_audio_ptr)
03148 {
03149 int has_video, has_audio, i, j;
03150 AVFormatContext *ic;
03151
03152 has_video = 0;
03153 has_audio = 0;
03154 for(j=0;j<nb_input_files;j++) {
03155 ic = input_files[j];
03156 for(i=0;i<ic->nb_streams;i++) {
03157 AVCodecContext *enc = ic->streams[i]->codec;
03158 switch(enc->codec_type) {
03159 case CODEC_TYPE_AUDIO:
03160 has_audio = 1;
03161 break;
03162 case CODEC_TYPE_VIDEO:
03163 has_video = 1;
03164 break;
03165 case CODEC_TYPE_DATA:
03166 case CODEC_TYPE_SUBTITLE:
03167 break;
03168 default:
03169 av_abort();
03170 }
03171 }
03172 }
03173 *has_video_ptr = has_video;
03174 *has_audio_ptr = has_audio;
03175 }
03176
03177 static void new_video_stream(AVFormatContext *oc)
03178 {
03179 AVStream *st;
03180 AVCodecContext *video_enc;
03181 int codec_id;
03182
03183 st = av_new_stream(oc, oc->nb_streams);
03184 if (!st) {
03185 fprintf(stderr, "Could not alloc stream\n");
03186 exit(1);
03187 }
03188 #if defined(HAVE_THREADS)
03189 if(thread_count>1)
03190 avcodec_thread_init(st->codec, thread_count);
03191 #endif
03192
03193 video_enc = st->codec;
03194
03195 if(video_codec_tag)
03196 video_enc->codec_tag= video_codec_tag;
03197
03198 if( (video_global_header&1)
03199 || (video_global_header==0 && (oc->oformat->flags & AVFMT_GLOBALHEADER)))
03200 video_enc->flags |= CODEC_FLAG_GLOBAL_HEADER;
03201 if(video_global_header&2)
03202 video_enc->flags2 |= CODEC_FLAG2_LOCAL_HEADER;
03203
03204 if (video_stream_copy) {
03205 st->stream_copy = 1;
03206 video_enc->codec_type = CODEC_TYPE_VIDEO;
03207 } else {
03208 char *p;
03209 int i;
03210 AVCodec *codec;
03211
03212 codec_id = av_guess_codec(oc->oformat, NULL, oc->filename, NULL, CODEC_TYPE_VIDEO);
03213 if (video_codec_id != CODEC_ID_NONE)
03214 codec_id = video_codec_id;
03215
03216 video_enc->codec_id = codec_id;
03217 codec = avcodec_find_encoder(codec_id);
03218
03219 video_enc->bit_rate = video_bit_rate;
03220 video_enc->bit_rate_tolerance = video_bit_rate_tolerance;
03221 video_enc->time_base.den = frame_rate;
03222 video_enc->time_base.num = frame_rate_base;
03223 if(codec && codec->supported_framerates){
03224 const AVRational *p= codec->supported_framerates;
03225 AVRational req= (AVRational){frame_rate, frame_rate_base};
03226 const AVRational *best=NULL;
03227 AVRational best_error= (AVRational){INT_MAX, 1};
03228 for(; p->den!=0; p++){
03229 AVRational error= av_sub_q(req, *p);
03230 if(error.num <0) error.num *= -1;
03231 if(av_cmp_q(error, best_error) < 0){
03232 best_error= error;
03233 best= p;
03234 }
03235 }
03236 video_enc->time_base.den= best->num;
03237 video_enc->time_base.num= best->den;
03238 }
03239
03240 video_enc->width = frame_width + frame_padright + frame_padleft;
03241 video_enc->height = frame_height + frame_padtop + frame_padbottom;
03242 video_enc->sample_aspect_ratio = av_d2q(frame_aspect_ratio*frame_height/frame_width, 255);
03243 video_enc->pix_fmt = frame_pix_fmt;
03244
03245 if(codec && codec->pix_fmts){
03246 const enum PixelFormat *p= codec->pix_fmts;
03247 for(; *p!=-1; p++){
03248 if(*p == video_enc->pix_fmt)
03249 break;
03250 }
03251 if(*p == -1)
03252 video_enc->pix_fmt = codec->pix_fmts[0];
03253 }
03254
03255 if (!intra_only)
03256 video_enc->gop_size = gop_size;
03257 else
03258 video_enc->gop_size = 0;
03259 if (video_qscale || same_quality) {
03260 video_enc->flags |= CODEC_FLAG_QSCALE;
03261 video_enc->global_quality=
03262 st->quality = FF_QP2LAMBDA * video_qscale;
03263 }
03264
03265 if(intra_matrix)
03266 video_enc->intra_matrix = intra_matrix;
03267 if(inter_matrix)
03268 video_enc->inter_matrix = inter_matrix;
03269
03270 if(bitexact)
03271 video_enc->flags |= CODEC_FLAG_BITEXACT;
03272
03273 video_enc->mb_decision = mb_decision;
03274 video_enc->mb_cmp = mb_cmp;
03275 video_enc->ildct_cmp = ildct_cmp;
03276 video_enc->me_sub_cmp = sub_cmp;
03277 video_enc->me_cmp = cmp;
03278 video_enc->me_pre_cmp = pre_cmp;
03279 video_enc->pre_me = pre_me;
03280 video_enc->lumi_masking = lumi_mask;
03281 video_enc->dark_masking = dark_mask;
03282 video_enc->spatial_cplx_masking = scplx_mask;
03283 video_enc->temporal_cplx_masking = tcplx_mask;
03284 video_enc->p_masking = p_mask;
03285 video_enc->quantizer_noise_shaping= qns;
03286
03287 if (use_umv) {
03288 video_enc->flags |= CODEC_FLAG_H263P_UMV;
03289 }
03290 if (use_ss) {
03291 video_enc->flags |= CODEC_FLAG_H263P_SLICE_STRUCT;
03292 }
03293 if (use_aic) {
03294 video_enc->flags |= CODEC_FLAG_H263P_AIC;
03295 }
03296 if (use_aiv) {
03297 video_enc->flags |= CODEC_FLAG_H263P_AIV;
03298 }
03299 if (use_4mv) {
03300 video_enc->flags |= CODEC_FLAG_4MV;
03301 }
03302 if (use_obmc) {
03303 video_enc->flags |= CODEC_FLAG_OBMC;
03304 }
03305 if (use_loop) {
03306 video_enc->flags |= CODEC_FLAG_LOOP_FILTER;
03307 }
03308
03309 if(use_part) {
03310 video_enc->flags |= CODEC_FLAG_PART;
03311 }
03312 if (use_alt_scan) {
03313 video_enc->flags |= CODEC_FLAG_ALT_SCAN;
03314 }
03315 if (use_trell) {
03316 video_enc->flags |= CODEC_FLAG_TRELLIS_QUANT;
03317 }
03318 if (use_mv0) {
03319 video_enc->flags |= CODEC_FLAG_MV0;
03320 }
03321 if (do_normalize_aqp) {
03322 video_enc->flags |= CODEC_FLAG_NORMALIZE_AQP;
03323 }
03324 if (use_scan_offset) {
03325 video_enc->flags |= CODEC_FLAG_SVCD_SCAN_OFFSET;
03326 }
03327 if (closed_gop) {
03328 video_enc->flags |= CODEC_FLAG_CLOSED_GOP;
03329 }
03330 if (strict_gop) {
03331 video_enc->flags2 |= CODEC_FLAG2_STRICT_GOP;
03332 }
03333 if (use_qpel) {
03334 video_enc->flags |= CODEC_FLAG_QPEL;
03335 }
03336 if (use_qprd) {
03337 video_enc->flags |= CODEC_FLAG_QP_RD;
03338 }
03339 if (use_cbprd) {
03340 video_enc->flags |= CODEC_FLAG_CBP_RD;
03341 }
03342 if (b_frames) {
03343 video_enc->max_b_frames = b_frames;
03344 video_enc->b_frame_strategy = b_strategy;
03345 video_enc->b_quant_factor = 2.0;
03346 }
03347 if (do_interlace_dct) {
03348 video_enc->flags |= CODEC_FLAG_INTERLACED_DCT;
03349 }
03350 if (do_interlace_me) {
03351 video_enc->flags |= CODEC_FLAG_INTERLACED_ME;
03352 }
03353 if (no_output) {
03354 video_enc->flags2 |= CODEC_FLAG2_NO_OUTPUT;
03355 }
03356 if (gray_only) {
03357 video_enc->flags |= CODEC_FLAG_GRAY;
03358 }
03359 video_enc->qmin = video_qmin;
03360 video_enc->qmax = video_qmax;
03361 video_enc->lmin = video_lmin;
03362 video_enc->lmax = video_lmax;
03363 video_enc->rc_qsquish = video_qsquish;
03364 video_enc->luma_elim_threshold = video_lelim;
03365 video_enc->chroma_elim_threshold = video_celim;
03366 video_enc->mb_lmin = video_mb_lmin;
03367 video_enc->mb_lmax = video_mb_lmax;
03368 video_enc->max_qdiff = video_qdiff;
03369 video_enc->qblur = video_qblur;
03370 video_enc->qcompress = video_qcomp;
03371 video_enc->rc_eq = video_rc_eq;
03372 video_enc->debug = debug;
03373 video_enc->debug_mv = debug_mv;
03374 video_enc->workaround_bugs = workaround_bugs;
03375 video_enc->thread_count = thread_count;
03376 p= video_rc_override_string;
03377 for(i=0; p; i++){
03378 int start, end, q;
03379 int e=sscanf(p, "%d,%d,%d", &start, &end, &q);
03380 if(e!=3){
03381 fprintf(stderr, "error parsing rc_override\n");
03382 exit(1);
03383 }
03384 video_enc->rc_override=
03385 av_realloc(video_enc->rc_override,
03386 sizeof(RcOverride)*(i+1));
03387 video_enc->rc_override[i].start_frame= start;
03388 video_enc->rc_override[i].end_frame = end;
03389 if(q>0){
03390 video_enc->rc_override[i].qscale= q;
03391 video_enc->rc_override[i].quality_factor= 1.0;
03392 }
03393 else{
03394 video_enc->rc_override[i].qscale= 0;
03395 video_enc->rc_override[i].quality_factor= -q/100.0;
03396 }
03397 p= strchr(p, '/');
03398 if(p) p++;
03399 }
03400 video_enc->rc_override_count=i;
03401
03402 video_enc->rc_max_rate = video_rc_max_rate;
03403 video_enc->rc_min_rate = video_rc_min_rate;
03404 video_enc->rc_buffer_size = video_rc_buffer_size;
03405 video_enc->rc_initial_buffer_occupancy = video_rc_buffer_size*3/4;
03406 video_enc->rc_buffer_aggressivity= video_rc_buffer_aggressivity;
03407 video_enc->rc_initial_cplx= video_rc_initial_cplx;
03408 video_enc->i_quant_factor = video_i_qfactor;
03409 video_enc->b_quant_factor = video_b_qfactor;
03410 video_enc->i_quant_offset = video_i_qoffset;
03411 video_enc->b_quant_offset = video_b_qoffset;
03412 video_enc->intra_quant_bias = video_intra_quant_bias;
03413 video_enc->inter_quant_bias = video_inter_quant_bias;
03414 video_enc->dct_algo = dct_algo;
03415 video_enc->idct_algo = idct_algo;
03416 video_enc->me_threshold= me_threshold;
03417 video_enc->mb_threshold= mb_threshold;
03418 video_enc->intra_dc_precision= intra_dc_precision - 8;
03419 video_enc->strict_std_compliance = strict;
03420 video_enc->error_rate = error_rate;
03421 video_enc->noise_reduction= noise_reduction;
03422 video_enc->scenechange_threshold= sc_threshold;
03423 video_enc->me_range = me_range;
03424 video_enc->coder_type= coder;
03425 video_enc->context_model= context;
03426 video_enc->prediction_method= predictor;
03427 video_enc->profile= video_profile;
03428 video_enc->level= video_level;
03429 video_enc->nsse_weight= nsse_weight;
03430 video_enc->me_subpel_quality= subpel_quality;
03431 video_enc->me_penalty_compensation= me_penalty_compensation;
03432 video_enc->frame_skip_threshold= frame_skip_threshold;
03433 video_enc->frame_skip_factor= frame_skip_factor;
03434 video_enc->frame_skip_exp= frame_skip_exp;
03435 video_enc->frame_skip_cmp= frame_skip_cmp;
03436
03437 if(packet_size){
03438 video_enc->rtp_mode= 1;
03439 video_enc->rtp_payload_size= packet_size;
03440 }
03441
03442 if (do_psnr)
03443 video_enc->flags|= CODEC_FLAG_PSNR;
03444
03445 video_enc->me_method = me_method;
03446
03447
03448 if (do_pass) {
03449 if (do_pass == 1) {
03450 video_enc->flags |= CODEC_FLAG_PASS1;
03451 } else {
03452 video_enc->flags |= CODEC_FLAG_PASS2;
03453 }
03454 }
03455 }
03456
03457
03458 video_disable = 0;
03459 video_codec_id = CODEC_ID_NONE;
03460 video_stream_copy = 0;
03461 }
03462
03463 static void new_audio_stream(AVFormatContext *oc)
03464 {
03465 AVStream *st;
03466 AVCodecContext *audio_enc;
03467 int codec_id;
03468
03469 st = av_new_stream(oc, oc->nb_streams);
03470 if (!st) {
03471 fprintf(stderr, "Could not alloc stream\n");
03472 exit(1);
03473 }
03474 #if defined(HAVE_THREADS)
03475 if(thread_count>1)
03476 avcodec_thread_init(st->codec, thread_count);
03477 #endif
03478
03479 audio_enc = st->codec;
03480 audio_enc->codec_type = CODEC_TYPE_AUDIO;
03481
03482 if(audio_codec_tag)
03483 audio_enc->codec_tag= audio_codec_tag;
03484
03485 if (oc->oformat->flags & AVFMT_GLOBALHEADER)
03486 audio_enc->flags |= CODEC_FLAG_GLOBAL_HEADER;
03487 if (audio_stream_copy) {
03488 st->stream_copy = 1;
03489 audio_enc->channels = audio_channels;
03490 } else {
03491 codec_id = av_guess_codec(oc->oformat, NULL, oc->filename, NULL, CODEC_TYPE_AUDIO);
03492 if (audio_codec_id != CODEC_ID_NONE)
03493 codec_id = audio_codec_id;
03494 audio_enc->codec_id = codec_id;
03495
03496 audio_enc->bit_rate = audio_bit_rate;
03497 audio_enc->strict_std_compliance = strict;
03498 audio_enc->thread_count = thread_count;
03499
03500
03501 if (audio_channels > 2 && codec_id != CODEC_ID_AC3
03502 && codec_id != CODEC_ID_DTS) {
03503 audio_enc->channels = 2;
03504 } else
03505 audio_enc->channels = audio_channels;
03506 }
03507 audio_enc->sample_rate = audio_sample_rate;
03508 if (audio_language) {
03509 pstrcpy(st->language, sizeof(st->language), audio_language);
03510 av_free(audio_language);
03511 audio_language = NULL;
03512 }
03513
03514
03515 audio_disable = 0;
03516 audio_codec_id = CODEC_ID_NONE;
03517 audio_stream_copy = 0;
03518 }
03519
03520 static void opt_new_subtitle_stream(void)
03521 {
03522 AVFormatContext *oc;
03523 AVStream *st;
03524 AVCodecContext *subtitle_enc;
03525
03526 if (nb_output_files <= 0) {
03527 fprintf(stderr, "At least one output file must be specified\n");
03528 exit(1);
03529 }
03530 oc = output_files[nb_output_files - 1];
03531
03532 st = av_new_stream(oc, oc->nb_streams);
03533 if (!st) {
03534 fprintf(stderr, "Could not alloc stream\n");
03535 exit(1);
03536 }
03537
03538 subtitle_enc = st->codec;
03539 subtitle_enc->codec_type = CODEC_TYPE_SUBTITLE;
03540 if (subtitle_stream_copy) {
03541 st->stream_copy = 1;
03542 } else {
03543 subtitle_enc->codec_id = subtitle_codec_id;
03544 }
03545
03546 if (subtitle_language) {
03547 pstrcpy(st->language, sizeof(st->language), subtitle_language);
03548 av_free(subtitle_language);
03549 subtitle_language = NULL;
03550 }
03551
03552 subtitle_codec_id = CODEC_ID_NONE;
03553 subtitle_stream_copy = 0;
03554 }
03555
03556 static void opt_new_audio_stream(void)
03557 {
03558 AVFormatContext *oc;
03559 if (nb_output_files <= 0) {
03560 fprintf(stderr, "At least one output file must be specified\n");
03561 exit(1);
03562 }
03563 oc = output_files[nb_output_files - 1];
03564 new_audio_stream(oc);
03565 }
03566
03567 static void opt_new_video_stream(void)
03568 {
03569 AVFormatContext *oc;
03570 if (nb_output_files <= 0) {
03571 fprintf(stderr, "At least one output file must be specified\n");
03572 exit(1);
03573 }
03574 oc = output_files[nb_output_files - 1];
03575 new_video_stream(oc);
03576 }
03577
03578 static void opt_output_file(const char *filename)
03579 {
03580 AVFormatContext *oc;
03581 int use_video, use_audio, input_has_video, input_has_audio;
03582 AVFormatParameters params, *ap = ¶ms;
03583
03584 if (!strcmp(filename, "-"))
03585 filename = "pipe:";
03586
03587 oc = av_alloc_format_context();
03588
03589 if (!file_oformat) {
03590 file_oformat = guess_format(NULL, filename, NULL);
03591 if (!file_oformat) {
03592 fprintf(stderr, "Unable for find a suitable output format for '%s'\n",
03593 filename);
03594 exit(1);
03595 }
03596 }
03597
03598 oc->oformat = file_oformat;
03599 pstrcpy(oc->filename, sizeof(oc->filename), filename);
03600
03601 if (!strcmp(file_oformat->name, "ffm") &&
03602 strstart(filename, "http:", NULL)) {
03603
03604
03605 if (read_ffserver_streams(oc, filename) < 0) {
03606 fprintf(stderr, "Could not read stream parameters from '%s'\n", filename);
03607 exit(1);
03608 }
03609 } else {
03610 use_video = file_oformat->video_codec != CODEC_ID_NONE || video_stream_copy || video_codec_id != CODEC_ID_NONE;
03611 use_audio = file_oformat->audio_codec != CODEC_ID_NONE || audio_stream_copy || audio_codec_id != CODEC_ID_NONE;
03612
03613
03614
03615 if (nb_input_files > 0) {
03616 check_audio_video_inputs(&input_has_video, &input_has_audio);
03617 if (!input_has_video)
03618 use_video = 0;
03619 if (!input_has_audio)
03620 use_audio = 0;
03621 }
03622
03623
03624 if (audio_disable) {
03625 use_audio = 0;
03626 }
03627 if (video_disable) {
03628 use_video = 0;
03629 }
03630
03631 if (use_video) {
03632 new_video_stream(oc);
03633 }
03634
03635 if (use_audio) {
03636 new_audio_stream(oc);
03637 }
03638
03639 if (!oc->nb_streams) {
03640 fprintf(stderr, "No audio or video streams available\n");
03641 exit(1);
03642 }
03643
03644 oc->timestamp = rec_timestamp;
03645
03646 if (str_title)
03647 pstrcpy(oc->title, sizeof(oc->title), str_title);
03648 if (str_author)
03649 pstrcpy(oc->author, sizeof(oc->author), str_author);
03650 if (str_copyright)
03651 pstrcpy(oc->copyright, sizeof(oc->copyright), str_copyright);
03652 if (str_comment)
03653 pstrcpy(oc->comment, sizeof(oc->comment), str_comment);
03654 }
03655
03656 output_files[nb_output_files++] = oc;
03657
03658
03659 if (oc->oformat->flags & AVFMT_NEEDNUMBER) {
03660 if (filename_number_test(oc->filename) < 0) {
03661 print_error(oc->filename, AVERROR_NUMEXPECTED);
03662 exit(1);
03663 }
03664 }
03665
03666 if (!(oc->oformat->flags & AVFMT_NOFILE)) {
03667
03668 if (!file_overwrite &&
03669 (strchr(filename, ':') == NULL ||
03670 strstart(filename, "file:", NULL))) {
03671 if (url_exist(filename)) {
03672 int c;
03673
03674 if ( !using_stdin ) {
03675 fprintf(stderr,"File '%s' already exists. Overwrite ? [y/N] ", filename);
03676 fflush(stderr);
03677 c = getchar();
03678 if (toupper(c) != 'Y') {
03679 fprintf(stderr, "Not overwriting - exiting\n");
03680 exit(1);
03681 }
03682 }
03683 else {
03684 fprintf(stderr,"File '%s' already exists. Exiting.\n", filename);
03685 exit(1);
03686 }
03687 }
03688 }
03689
03690
03691 if (url_fopen(&oc->pb, filename, URL_WRONLY) < 0) {
03692 fprintf(stderr, "Could not open '%s'\n", filename);
03693 exit(1);
03694 }
03695 }
03696
03697 memset(ap, 0, sizeof(*ap));
03698 ap->image_format = image_format;
03699 if (av_set_parameters(oc, ap) < 0) {
03700 fprintf(stderr, "%s: Invalid encoding parameters\n",
03701 oc->filename);
03702 exit(1);
03703 }
03704
03705 oc->packet_size= mux_packet_size;
03706 oc->mux_rate= mux_rate;
03707 oc->preload= (int)(mux_preload*AV_TIME_BASE);
03708 oc->max_delay= (int)(mux_max_delay*AV_TIME_BASE);
03709 oc->loop_output = loop_output;
03710
03711
03712 file_oformat = NULL;
03713 file_iformat = NULL;
03714 image_format = NULL;
03715 }
03716
03717
03718 static void prepare_grab(void)
03719 {
03720 int has_video, has_audio, i, j;
03721 AVFormatContext *oc;
03722 AVFormatContext *ic;
03723 AVFormatParameters vp1, *vp = &vp1;
03724 AVFormatParameters ap1, *ap = &ap1;
03725
03726
03727 has_video = 0;
03728 has_audio = 0;
03729 memset(ap, 0, sizeof(*ap));
03730 memset(vp, 0, sizeof(*vp));
03731 vp->time_base.num= 1;
03732 for(j=0;j<nb_output_files;j++) {
03733 oc = output_files[j];
03734 for(i=0;i<oc->nb_streams;i++) {
03735 AVCodecContext *enc = oc->streams[i]->codec;
03736 switch(enc->codec_type) {
03737 case CODEC_TYPE_AUDIO:
03738 if (enc->sample_rate > ap->sample_rate)
03739 ap->sample_rate = enc->sample_rate;
03740 if (enc->channels > ap->channels)
03741 ap->channels = enc->channels;
03742 has_audio = 1;
03743 break;
03744 case CODEC_TYPE_VIDEO:
03745 if