Lines Matching defs:asf
26 #include "asf.h"
163 ASFContext *asf = s->priv_data;
183 memset(&asf->asfid2avid, -1, sizeof(asf->asfid2avid));
191 asf->data_object_offset = url_ftell(pb);
193 if (!(asf->hdr.flags & 0x01) && gsize >= 100) {
194 asf->data_object_size = gsize - 24;
196 asf->data_object_size = (uint64_t)-1;
203 get_guid(pb, &asf->hdr.guid);
204 asf->hdr.file_size = get_le64(pb);
205 asf->hdr.create_time = get_le64(pb);
206 asf->nb_packets = get_le64(pb);
207 asf->hdr.play_time = get_le64(pb);
208 asf->hdr.send_time = get_le64(pb);
209 asf->hdr.preroll = get_le32(pb);
210 asf->hdr.ignore = get_le32(pb);
211 asf->hdr.flags = get_le32(pb);
212 asf->hdr.min_pktsize = get_le32(pb);
213 asf->hdr.max_pktsize = get_le32(pb);
214 asf->hdr.max_bitrate = get_le32(pb);
215 s->packet_size = asf->hdr.max_pktsize;
234 start_time = asf->hdr.preroll;
236 if(!(asf->hdr.flags & 0x01)) { // if we aren't streaming...
237 st->duration = asf->hdr.send_time /
260 // mapping of asf ID to AV stream ID;
261 asf->asfid2avid[st->id] = s->nb_streams - 1;
338 /* not available for asf */
399 asf->stream_bitrates[stream_id]= bitrate;
521 asf->data_offset = url_ftell(pb);
522 asf->packet_size_left = 0;
526 int stream_num= asf->asfid2avid[i];
553 ASFContext *asf = s->priv_data;
572 av_log(s, AV_LOG_ERROR, "ff asf bad header %x at:%"PRId64"\n", c, url_ftell(pb));
577 av_log(s, AV_LOG_ERROR, "ff asf bad non zero\n");
587 asf->packet_flags = c;
588 asf->packet_property = d;
590 DO_2BITS(asf->packet_flags >> 5, packet_length, s->packet_size);
591 DO_2BITS(asf->packet_flags >> 1, padsize, 0); // sequence ignored
592 DO_2BITS(asf->packet_flags >> 3, padsize, 0); // padding length
604 asf->packet_timestamp = get_le32(pb);
608 if (asf->packet_flags & 0x01) {
609 asf->packet_segsizetype = get_byte(pb); rsize++;
610 asf->packet_segments = asf->packet_segsizetype & 0x3f;
612 asf->packet_segments = 1;
613 asf->packet_segsizetype = 0x80;
615 asf->packet_size_left = packet_length - padsize - rsize;
616 if (packet_length < asf->hdr.min_pktsize)
617 padsize += asf->hdr.min_pktsize - packet_length;
618 asf->packet_padsize = padsize;
619 dprintf(s, "packet: size=%d padsize=%d left=%d\n", s->packet_size, asf->packet_padsize, asf->packet_size_left);
628 ASFContext *asf = s->priv_data;
633 asf->packet_segments--;
634 asf->packet_key_frame = num >> 7;
635 asf->stream_index = asf->asfid2avid[num & 0x7f];
637 DO_2BITS(asf->packet_property >> 4, asf->packet_seq, 0);
638 DO_2BITS(asf->packet_property >> 2, asf->packet_frag_offset, 0);
639 DO_2BITS(asf->packet_property, asf->packet_replic_size, 0);
640 //printf("key:%d stream:%d seq:%d offset:%d replic_size:%d\n", asf->packet_key_frame, asf->stream_index, asf->packet_seq, //asf->packet_frag_offset, asf->packet_replic_size);
641 if (asf->packet_replic_size >= 8) {
642 asf->packet_obj_size = get_le32(pb);
643 if(asf->packet_obj_size >= (1<<24) || asf->packet_obj_size <= 0){
647 asf->packet_frag_timestamp = get_le32(pb); // timestamp
648 if(asf->packet_replic_size >= 8+38+4){
649 // for(i=0; i<asf->packet_replic_size-8; i++)
657 url_fskip(pb, asf->packet_replic_size - 8 - 38 - 4);
658 if(ts0!= -1) asf->packet_frag_timestamp= ts0/10000;
659 else asf->packet_frag_timestamp= AV_NOPTS_VALUE;
661 url_fskip(pb, asf->packet_replic_size - 8);
662 rsize += asf->packet_replic_size; // FIXME - check validity
663 } else if (asf->packet_replic_size==1){
665 asf->packet_time_start = asf->packet_frag_offset;
666 asf->packet_frag_offset = 0;
667 asf->packet_frag_timestamp = asf->packet_timestamp;
669 asf->packet_time_delta = get_byte(pb);
671 }else if(asf->packet_replic_size!=0){
672 av_log(s, AV_LOG_ERROR, "unexpected packet_replic_size of %d\n", asf->packet_replic_size);
675 if (asf->packet_flags & 0x01) {
676 DO_2BITS(asf->packet_segsizetype >> 6, asf->packet_frag_size, 0); // 0 is illegal
677 if(asf->packet_frag_size > asf->packet_size_left - rsize){
681 //printf("Fragsize %d\n", asf->packet_frag_size);
683 asf->packet_frag_size = asf->packet_size_left - rsize;
684 //printf("Using rest %d %d %d\n", asf->packet_frag_size, asf->packet_size_left, rsize);
686 if (asf->packet_replic_size == 1) {
687 asf->packet_multi_size = asf->packet_frag_size;
688 if (asf->packet_multi_size > asf->packet_size_left)
691 asf->packet_size_left -= rsize;
692 //printf("___objsize____ %d %d rs:%d\n", asf->packet_obj_size, asf->packet_frag_offset, rsize);
699 ASFContext *asf = s->priv_data;
704 if (asf->packet_size_left < FRAME_HEADER_SIZE
705 || asf->packet_segments < 1) {
706 //asf->packet_size_left <= asf->packet_padsize) {
707 int ret = asf->packet_size_left + asf->packet_padsize;
708 //printf("PacketLeftSize:%d Pad:%d Pos:%"PRId64"\n", asf->packet_size_left, asf->packet_padsize, url_ftell(pb));
713 asf->packet_pos= url_ftell(pb);
714 if (asf->data_object_size != (uint64_t)-1 &&
715 (asf->packet_pos - asf->data_object_offset >= asf->data_object_size))
719 if (asf->packet_time_start == 0) {
721 asf->packet_segments= 0;
724 if (asf->stream_index < 0
725 || s->streams[asf->stream_index]->discard >= AVDISCARD_ALL
726 || (!asf->packet_key_frame && s->streams[asf->stream_index]->discard >= AVDISCARD_NONKEY)
728 asf->packet_time_start = 0;
730 url_fskip(pb, asf->packet_frag_size);
731 asf->packet_size_left -= asf->packet_frag_size;
732 if(asf->stream_index < 0)
733 av_log(s, AV_LOG_ERROR, "ff asf skip %d (unknown stream)\n", asf->packet_frag_size);
736 asf->asf_st = s->streams[asf->stream_index]->priv_data;
738 asf_st = asf->asf_st;
740 if (asf->packet_replic_size == 1) {
742 asf->packet_frag_timestamp = asf->packet_time_start;
743 asf->packet_time_start += asf->packet_time_delta;
744 asf->packet_obj_size = asf->packet_frag_size = get_byte(pb);
745 asf->packet_size_left--;
746 asf->packet_multi_size--;
747 if (asf->packet_multi_size < asf->packet_obj_size)
749 asf->packet_time_start = 0;
750 url_fskip(pb, asf->packet_multi_size);
751 asf->packet_size_left -= asf->packet_multi_size;
754 asf->packet_multi_size -= asf->packet_obj_size;
755 //printf("COMPRESS size %d %d %d ms:%d\n", asf->packet_obj_size, asf->packet_frag_timestamp, asf->packet_size_left, asf->packet_multi_size);
757 if( /*asf->packet_frag_size == asf->packet_obj_size*/
758 asf_st->frag_offset + asf->packet_frag_size <= asf_st->pkt.size
759 && asf_st->frag_offset + asf->packet_frag_size > asf->packet_obj_size){
761 asf_st->frag_offset, asf->packet_frag_size,
762 asf->packet_obj_size, asf_st->pkt.size);
763 asf->packet_obj_size= asf_st->pkt.size;
766 if ( asf_st->pkt.size != asf->packet_obj_size
767 || asf_st->frag_offset + asf->packet_frag_size > asf_st->pkt.size) { //FIXME is this condition sufficient?
769 av_log(s, AV_LOG_INFO, "freeing incomplete packet size %d, new %d\n", asf_st->pkt.size, asf->packet_obj_size);
774 av_new_packet(&asf_st->pkt, asf->packet_obj_size);
775 asf_st->seq = asf->packet_seq;
776 asf_st->pkt.dts = asf->packet_frag_timestamp;
777 asf_st->pkt.stream_index = asf->stream_index;
779 asf_st->packet_pos= asf->packet_pos;
781 //asf->stream_index, asf->packet_key_frame, asf_st->pkt.flags & PKT_FLAG_KEY,
782 //s->streams[asf->stream_index]->codec->codec_type == CODEC_TYPE_AUDIO, asf->packet_obj_size);
783 if (s->streams[asf->stream_index]->codec->codec_type == CODEC_TYPE_AUDIO)
784 asf->packet_key_frame = 1;
785 if (asf->packet_key_frame)
791 // s->packet_size, asf_st->pkt.size, asf->packet_frag_offset,
792 // asf_st->frag_offset, asf->packet_frag_size, asf_st->pkt.data);
793 asf->packet_size_left -= asf->packet_frag_size;
794 if (asf->packet_size_left < 0)
797 if( asf->packet_frag_offset >= asf_st->pkt.size
798 || asf->packet_frag_size > asf_st->pkt.size - asf->packet_frag_offset){
800 asf->packet_frag_offset, asf->packet_frag_size, asf_st->pkt.size);
804 get_buffer(pb, asf_st->pkt.data + asf->packet_frag_offset,
805 asf->packet_frag_size);
807 ff_asfcrypt_dec(s->key, asf_st->pkt.data + asf->packet_frag_offset,
808 asf->packet_frag_size);
809 asf_st->frag_offset += asf->packet_frag_size;
813 if( s->streams[asf->stream_index]->codec->codec_id == CODEC_ID_MPEG2VIDEO
855 //printf("packet %d %d\n", asf_st->pkt.size, asf->packet_frag_size);
866 ASFContext *asf = s->priv_data;
875 assert(asf->packet_size_left < FRAME_HEADER_SIZE || asf->packet_segments < 1);
876 asf->packet_time_start = 0;
887 ASFContext *asf = s->priv_data;
891 asf->packet_nb_frames = 0;
892 asf->packet_size_left = 0;
893 asf->packet_segments = 0;
894 asf->packet_flags = 0;
895 asf->packet_property = 0;
896 asf->packet_timestamp = 0;
897 asf->packet_segsizetype = 0;
898 asf->packet_segments = 0;
899 asf->packet_seq = 0;
900 asf->packet_replic_size = 0;
901 asf->packet_key_frame = 0;
902 asf->packet_padsize = 0;
903 asf->packet_frag_offset = 0;
904 asf->packet_frag_size = 0;
905 asf->packet_frag_timestamp = 0;
906 asf->packet_multi_size = 0;
907 asf->packet_obj_size = 0;
908 asf->packet_time_delta = 0;
909 asf->packet_time_start = 0;
917 asf->asf_st= NULL;
986 ASFContext *asf = s->priv_data;
994 url_fseek(s->pb, asf->data_object_offset + asf->data_object_size, SEEK_SET);
1014 asf->index_read= 1;
1021 ASFContext *asf = s->priv_data;
1038 if (!asf->index_read)
1041 if(!(asf->index_read && st->index_entries)){
1083 "asf",