diff options
Diffstat (limited to 'demux/demux_asf.c')
| -rw-r--r-- | demux/demux_asf.c | 691 |
1 files changed, 0 insertions, 691 deletions
diff --git a/demux/demux_asf.c b/demux/demux_asf.c deleted file mode 100644 index f800e09dc3..0000000000 --- a/demux/demux_asf.c +++ /dev/null @@ -1,691 +0,0 @@ -/* - * ASF file parser for DEMUXER v0.3 - * copyright (c) 2001 A'rpi/ESP-team - * - * This file is part of MPlayer. - * - * MPlayer is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * MPlayer is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License along - * with MPlayer; if not, write to the Free Software Foundation, Inc., - * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. - */ - -#include <stdio.h> -#include <stdlib.h> -#include <unistd.h> -#include <limits.h> - -#include <libavutil/intreadwrite.h> - -#include "config.h" -#include "core/mp_msg.h" - -#include "stream/stream.h" -#include "asf.h" -#include "asfheader.h" -#include "demux.h" -#include "audio/decode/dec_audio.h" - -// based on asf file-format doc by Eugene [http://divx.euro.ru] - -/** - * \brief reads int stored in number of bytes given by len - * \param ptr pointer to read from, is incremented appropriately - * \param len lowest 2 bits indicate number of bytes to read - * \param def default value to return if len is invalid - */ -static inline unsigned read_varlen(uint8_t **ptr, int len, int def) { - const uint8_t *p = *ptr; - len &= 3; - switch (len) { - case 1: *ptr += 1; return *p; - case 2: *ptr += 2; return AV_RL16(p); - case 3: *ptr += 4; return AV_RL32(p); - } - return def; -} - -/** - * \brief checks if there is enough data to read the bytes given by len - * \param ptr pointer to read from - * \param endptr pointer to the end of the buffer - * \param len lowest 2 bits indicate number of bytes to read - */ -static inline int check_varlen(uint8_t *ptr, uint8_t *endptr, int len) { - return len&3 ? ptr + (1<<((len&3) - 1)) <= endptr : 1; -} - -static void asf_descrambling(unsigned char **src,unsigned len, struct asf_priv* asf){ - unsigned char *dst; - unsigned char *s2=*src; - unsigned i=0,x,y; - if (len > UINT_MAX - MP_INPUT_BUFFER_PADDING_SIZE) - return; - dst = malloc(len + MP_INPUT_BUFFER_PADDING_SIZE); - while(len>=asf->scrambling_h*asf->scrambling_w*asf->scrambling_b+i){ -// mp_msg(MSGT_DEMUX,MSGL_DBG4,"descrambling! (w=%d b=%d)\n",w,asf_scrambling_b); - //i+=asf_scrambling_h*asf_scrambling_w; - for(x=0;x<asf->scrambling_w;x++) - for(y=0;y<asf->scrambling_h;y++){ - memcpy(dst+i,s2+(y*asf->scrambling_w+x)*asf->scrambling_b,asf->scrambling_b); - i+=asf->scrambling_b; - } - s2+=asf->scrambling_h*asf->scrambling_w*asf->scrambling_b; - } - //if(i<len) memcpy(dst+i,src+i,len-i); - free(*src); - *src = dst; -} - -/***************************************************************** - * \brief initializes asf private data - * - */ -static void init_priv (struct asf_priv* asf){ - asf->last_vid_seq=-1; - asf->vid_ext_timing_index=-1; - asf->aud_ext_timing_index=-1; - asf->vid_ext_frame_index=-1; -} - -static void demux_asf_append_to_packet(demux_packet_t* dp,unsigned char *data,int len,int offs) -{ - if(dp->len!=offs && offs!=-1) mp_msg(MSGT_DEMUX,MSGL_V,"warning! fragment.len=%d BUT next fragment offset=%d \n",dp->len,offs); - size_t old_len = dp->len; - resize_demux_packet(dp, dp->len + len); - memcpy(dp->buffer + old_len, data, len); -} - -static int demux_asf_read_packet(demuxer_t *demux,unsigned char *data,int len,int id,int seq,uint64_t time,unsigned short dur,int offs,int keyframe){ - struct asf_priv* asf = demux->priv; - demux_stream_t *ds=NULL; - int close_seg=0; - - mp_dbg(MSGT_DEMUX,MSGL_DBG4,"demux_asf.read_packet: id=%d seq=%d len=%d\n",id,seq,len); - - if(demux->video->id==-1) - if(demux->v_streams[id]) - demux->video->id=id; - - if(demux->audio->id==-1) - if(demux->a_streams[id]) - demux->audio->id=id; - - if(id==demux->audio->id){ - // audio - ds=demux->audio; - if(!ds->sh){ - ds->sh=demux->a_streams[id]; - mp_msg(MSGT_DEMUX,MSGL_V,"Auto-selected ASF audio ID = %d\n",ds->id); - } - } else - if(id==demux->video->id){ - // video - ds=demux->video; - if(!ds->sh){ - ds->sh=demux->v_streams[id]; - mp_msg(MSGT_DEMUX,MSGL_V,"Auto-selected ASF video ID = %d\n",ds->id); - } - } - - if(ds){ - if(ds->asf_packet){ - demux_packet_t* dp=ds->asf_packet; - - if (ds==demux->video && asf->asf_is_dvr_ms) { - if (asf->new_vid_frame_seg) { - dp->pos=demux->filepos; - close_seg = 1; - } else seq = ds->asf_seq; - } else close_seg = ds->asf_seq!=seq; - - if(close_seg){ - // closed segment, finalize packet: - if(ds==demux->audio) - if(asf->scrambling_h>1 && asf->scrambling_w>1 && asf->scrambling_b>0) - asf_descrambling(&ds->asf_packet->buffer,ds->asf_packet->len,asf); - ds_add_packet(ds,ds->asf_packet); - ds->asf_packet=NULL; - } else { - // append data to it! - demux_asf_append_to_packet(dp,data,len,offs); - // we are ready now. - return 1; - } - } - // create new packet: - { demux_packet_t* dp; - if(offs>0){ - mp_msg(MSGT_DEMUX,MSGL_V,"warning! broken fragment, %d bytes missing \n",offs); - return 0; - } - dp=new_demux_packet(len); - memcpy(dp->buffer,data,len); - if (asf->asf_is_dvr_ms) - dp->pts=time*0.0000001; - else - dp->pts=time*0.001; - dp->keyframe = keyframe; -// if(ds==demux->video) printf("ASF time: %8d dur: %5d \n",time,dur); - dp->pos=demux->filepos; - ds->asf_packet=dp; - ds->asf_seq=seq; - // we are ready now. - return 1; - } - } - - return 0; -} - -/***************************************************************** - * \brief read the replicated data associated with each segment - * \parameter pp reference to replicated data - * \parameter id stream number - * \parameter seq media object number - * \parameter keyframe key frame indicator - set to zero if keyframe, non-zero otherwise - * \parameter seg_time set to payload time when valid, if audio or new video frame payload, zero otherwise - * - */ -static void get_payload_extension_data(demuxer_t *demux, unsigned char** pp, unsigned char id, unsigned int seq, int *keyframe, uint64_t *seg_time){ - struct asf_priv* asf = demux->priv; - uint64_t payload_time = -1; //100ns units - int i, ext_max, ext_timing_index; - uint8_t *pi = *pp+4; - - if(demux->video->id==-1) - if(demux->v_streams[id]) - demux->video->id=id; - - if(demux->audio->id==-1) - if(demux->a_streams[id]) - demux->audio->id=id; - - if (id!=demux->video->id && id!=demux->audio->id) return; - - if (id==demux->video->id) { - ext_max = asf->vid_repdata_count; - ext_timing_index = asf->vid_ext_timing_index; - } else { - ext_max = asf->aud_repdata_count; - ext_timing_index = asf->aud_ext_timing_index; - } - - *seg_time=0.0; - asf->new_vid_frame_seg = 0; - - for (i=0; i<ext_max; i++) { - uint16_t payextsize; - uint8_t segment_marker; - - if (id==demux->video->id) - payextsize = asf->vid_repdata_sizes[i]; - else - payextsize = asf->aud_repdata_sizes[i]; - - if (payextsize == 65535) { - payextsize = AV_RL16(pi); - pi+=2; - } - - // if this is the timing info extension then read the payload time - if (i == ext_timing_index) - payload_time = AV_RL64(pi+8); - - // if this is the video frame info extension then - // set the keyframe indicator, the 'new frame segment' indicator - // and (initially) the 'frame time' - if (i == asf->vid_ext_frame_index && id==demux->video->id) { - segment_marker = pi[0]; - // Known video stream segment_marker values that - // contain useful information: - // - // NTSC/ATSC (29.97fps): 0X4A 01001010 - // 0X4B 01001011 - // 0X49 01001001 - // - // PAL/ATSC (25fps): 0X3A 00111010 - // 0X3B 00111011 - // 0X39 00111001 - // - // ATSC progressive (29.97fps): 0X7A 01111010 - // 0X7B 01111011 - // 0X79 01111001 - // 11111111 - // ^ this is new video frame marker - // - // ^^^^ these bits indicate the framerate - // 0X4 is 29.97i, 0X3 is 25i, 0X7 is 29.97p, ???=25p - // - // ^^^ these bits indicate the frame type: - // 001 means I-frame - // 010 and 011 probably mean P and B - - asf->new_vid_frame_seg = (0X08 & segment_marker) && seq != asf->last_vid_seq; - - if (asf->new_vid_frame_seg) asf->last_vid_seq = seq; - - if (asf->avg_vid_frame_time == 0) { - // set the average frame time initially (in 100ns units). - // This is based on what works for known samples. - // It can be extended if more samples of different types can be obtained. - if (((segment_marker & 0XF0) >> 4) == 4) { - asf->avg_vid_frame_time = (uint64_t)((1.001 / 30.0) * 10000000.0); - asf->know_frame_time=1; - } else if (((segment_marker & 0XF0) >> 4) == 3) { - asf->avg_vid_frame_time = (uint64_t)(0.04 * 10000000.0); - asf->know_frame_time=1; - } else if (((segment_marker & 0XF0) >> 4) == 6) { - asf->avg_vid_frame_time = (uint64_t)(0.02 * 10000000.0); - asf->know_frame_time=1; - } else if (((segment_marker & 0XF0) >> 4) == 7) { - asf->avg_vid_frame_time = (uint64_t)((1.001 / 60.0) * 10000000.0); - asf->know_frame_time=1; - } else { - // we dont know the frame time initially so - // make a guess and then recalculate as we go. - asf->avg_vid_frame_time = (uint64_t)((1.001 / 60.0) * 10000000.0); - asf->know_frame_time=0; - } - } - *keyframe = (asf->new_vid_frame_seg && (segment_marker & 0X07) == 1); - } - pi +=payextsize; - } - - if (id==demux->video->id && asf->new_vid_frame_seg) { - asf->vid_frame_ct++; - // Some samples only have timings on key frames and - // the rest contain non-cronological timestamps. Interpolating - // the values between key frames works for all samples. - if (*keyframe) { - asf->found_first_key_frame=1; - if (!asf->know_frame_time && asf->last_key_payload_time > 0) { - // We dont know average frametime so recalculate. - // Giving precedence to the 'weight' of the existing - // average limits damage done to new value when there is - // a sudden time jump which happens occasionally. - asf->avg_vid_frame_time = - (0.9 * asf->avg_vid_frame_time) + - (0.1 * ((payload_time - asf->last_key_payload_time) / asf->vid_frame_ct)); - } - asf->last_key_payload_time = payload_time; - asf->vid_frame_ct = 1; - *seg_time = payload_time; - } else - *seg_time = (asf->last_key_payload_time + (asf->avg_vid_frame_time * (asf->vid_frame_ct-1))); - } - - if (id==demux->audio->id) { - if (payload_time != -1) - asf->last_aud_diff = payload_time - asf->last_aud_pts; - asf->last_aud_pts += asf->last_aud_diff; - *seg_time = asf->last_aud_pts; - } -} -//static int num_elementary_packets100=0; -//static int num_elementary_packets101=0; - -// return value: -// 0 = EOF or no stream found -// 1 = successfully read a packet -static int demux_asf_fill_buffer(demuxer_t *demux, demux_stream_t *ds){ - struct asf_priv* asf = demux->priv; - - demux->filepos=stream_tell(demux->stream); - // Brodcast stream have movi_start==movi_end - // Better test ? - if((demux->movi_start < demux->movi_end) && (demux->filepos>=demux->movi_end)){ - demux->stream->eof=1; - return 0; - } - - stream_read(demux->stream,asf->packet,asf->packetsize); - if(demux->stream->eof) return 0; // EOF - if(asf->packetsize < 2) return 0; // Packet too short - - { - unsigned char* p=asf->packet; - unsigned char* p_end=asf->packet+asf->packetsize; - unsigned char flags=p[0]; - unsigned char segtype=p[1]; - unsigned padding; - unsigned plen; - unsigned sequence av_unused; - unsigned long time av_unused = 0; - unsigned short duration=0; - - int segs=1; - unsigned char segsizetype=0x80; - int seg=-1; - - if( mp_msg_test(MSGT_DEMUX,MSGL_DBG2) ){ - int i; - for(i=0;i<FFMIN(16, asf->packetsize);i++) printf(" %02X",asf->packet[i]); - printf("\n"); - } - - // skip ECC data if present by testing bit 7 of flags - // 1xxxbbbb -> ecc data present, skip bbbb byte(s) - // 0xxxxxxx -> payload parsing info starts - if (flags & 0x80) - { - p += (flags & 0x0f)+1; - if (p+1 >= p_end) return 0; // Packet too short - flags = p[0]; - segtype = p[1]; - } - - //if(segtype!=0x5d) printf("Warning! packet[4] != 0x5d \n"); - - p+=2; // skip flags & segtype - - // Read packet size (plen): - if(!check_varlen(p, p_end, flags>> 5)) return 0; // Not enough data - plen = read_varlen(&p, flags >> 5, 0); - - // Read sequence: - if(!check_varlen(p, p_end, flags>> 1)) return 0; // Not enough data - sequence = read_varlen(&p, flags >> 1, 0); - - // Read padding size (padding): - if(!check_varlen(p, p_end, flags>> 3)) return 0; // Not enough data - padding = read_varlen(&p, flags >> 3, 0); - - if(((flags>>5)&3)!=0){ - // Explicit (absoulte) packet size - mp_dbg(MSGT_DEMUX,MSGL_DBG2,"Explicit packet size specified: %d \n",plen); - if(plen>asf->packetsize) mp_msg(MSGT_DEMUX,MSGL_V,"Warning! plen>packetsize! (%d>%d) \n",plen,asf->packetsize); - } else { - // Padding (relative) size - plen=asf->packetsize-padding; - } - - // Read time & duration: - if (p+5 >= p_end) return 0; // Packet too short - time = AV_RL32(p); p+=4; - duration = AV_RL16(p); p+=2; - - // Read payload flags: - if(flags&1){ - // multiple sub-packets - if (p >= p_end) return 0; // Packet too short - segsizetype=p[0]>>6; - segs=p[0] & 0x3F; - ++p; - } - mp_dbg(MSGT_DEMUX,MSGL_DBG4,"%08"PRIu64": flag=%02X segs=%d seq=%u plen=%u pad=%u time=%ld dur=%d\n", - (uint64_t)demux->filepos,flags,segs,sequence,plen,padding,time,duration); - - for(seg=0;seg<segs;seg++){ - //ASF_segmhdr_t* sh; - unsigned char streamno; - unsigned int seq; - unsigned int x; // offset or timestamp - unsigned int rlen; - // - int len; - uint64_t time2=0; - int keyframe=0; - - if(p>=p_end) { - mp_msg(MSGT_DEMUX,MSGL_V,"Warning! invalid packet 1, aborting parsing...\n"); - break; - } - - if( mp_msg_test(MSGT_DEMUX,MSGL_DBG2) ){ - int i; - printf("seg %d:",seg); - for(i=0;i<FFMIN(16, p_end - p);i++) printf(" %02X",p[i]); - printf("\n"); - } - - streamno=p[0]&0x7F; - if(p[0]&0x80) keyframe=1; - p++; - - // Read media object number (seq): - if(!check_varlen(p, p_end, segtype >> 4)) break; // Not enough data - seq = read_varlen(&p, segtype >> 4, 0); - - // Read offset or timestamp: - if(!check_varlen(p, p_end, segtype >> 2)) break; // Not enough data - x = read_varlen(&p, segtype >> 2, 0); - - // Read replic.data len: - if(!check_varlen(p, p_end, segtype)) break; // Not enough data - rlen = read_varlen(&p, segtype, 0); - -// printf("### rlen=%d \n",rlen); - if (rlen > p_end - p) { - mp_msg(MSGT_DEMUX, MSGL_V, "invalid rlen=%u\n", rlen); - break; - } - - switch(rlen){ - case 0x01: // 1 = special, means grouping - //printf("grouping: %02X \n",p[0]); - ++p; // skip PTS delta - break; - default: - if(rlen>=8){ - p+=4; // skip object size - if (p+3 >= p_end) break; // Packet too short - time2=AV_RL32(p); // read PTS - if (asf->asf_is_dvr_ms) - get_payload_extension_data(demux, &p, streamno, seq, &keyframe, &time2); - p+=rlen-4; - } else { - mp_msg(MSGT_DEMUX,MSGL_V,"unknown segment type (rlen): 0x%02X \n",rlen); - time2=0; // unknown - p+=rlen; - } - } - - if(flags&1){ - // multiple segments - if(!check_varlen(p, p_end, segsizetype)) break; // Not enough data - len = read_varlen(&p, segsizetype, plen-(p-asf->packet)); - } else { - // single segment - len=plen-(p-asf->packet); - } - if(len<0 || (p+len)>p_end){ - mp_msg(MSGT_DEMUX,MSGL_V,"ASF_parser: warning! segment len=%d\n",len); - len = p_end - p; - } - mp_dbg(MSGT_DEMUX,MSGL_DBG4," seg #%d: streamno=%d seq=%d type=%02X len=%d\n",seg,streamno,seq,rlen,len); - - switch(rlen){ - case 0x01: - // GROUPING: - //printf("ASF_parser: warning! grouping (flag=1) not yet supported!\n",len); - //printf(" total: %d \n",len); - while(len>0){ - int len2=p[0]; - p++; - //printf(" group part: %d bytes\n",len2); - if(len2 > len - 1 || len2 < 0) break; // Not enough data - len2 = FFMIN(len2, asf->packetsize); - demux_asf_read_packet(demux,p,len2,streamno,seq,x,duration,-1,keyframe); - p+=len2; - len-=len2+1; - ++seq; - } - if(len!=0){ - mp_msg(MSGT_DEMUX,MSGL_V,"ASF_parser: warning! groups total != len\n"); - } - break; - default: - // NO GROUPING: - //printf("fragment offset: %d \n",sh->x); - if (len <= 0) break; - if (!asf->asf_is_dvr_ms || asf->found_first_key_frame) { - len = FFMIN(len, asf->packetsize); - demux_asf_read_packet(demux,p,len,streamno,seq,time2,duration,x,keyframe); - } - p+=len; - break; - } - - } // for segs - return 1; // success - } - - mp_msg(MSGT_DEMUX,MSGL_V,"%08"PRIX64": UNKNOWN TYPE %02X %02X %02X %02X %02X...\n",(int64_t)demux->filepos,asf->packet[0],asf->packet[1],asf->packet[2],asf->packet[3],asf->packet[4]); - return 0; -} - -#include "stheader.h" - -static void demux_seek_asf(demuxer_t *demuxer,float rel_seek_secs,float audio_delay,int flags){ - struct asf_priv* asf = demuxer->priv; - demux_stream_t *d_audio=demuxer->audio; - demux_stream_t *d_video=demuxer->video; - sh_audio_t *sh_audio=d_audio->sh; -// sh_video_t *sh_video=d_video->sh; - - //FIXME: OFF_T - didn't test ASF case yet (don't have a large asf...) - //FIXME: reports good or bad to steve@daviesfam.org please - - //================= seek in ASF ========================== - float p_rate=asf->packetrate; // packets / sec - int64_t rel_seek_packs=(flags&SEEK_FACTOR)? // FIXME: int may be enough? - (rel_seek_secs*(demuxer->movi_end-demuxer->movi_start)/asf->packetsize): - (rel_seek_secs*p_rate); - int64_t rel_seek_bytes=rel_seek_packs*asf->packetsize; - int64_t newpos; - //printf("ASF: packs: %d duration: %d \n",(int)fileh.packets,*((int*)&fileh.duration)); -// printf("ASF_seek: %d secs -> %d packs -> %d bytes \n", -// rel_seek_secs,rel_seek_packs,rel_seek_bytes); - newpos=((flags&SEEK_ABSOLUTE)?demuxer->movi_start:demuxer->filepos)+rel_seek_bytes; - if(newpos<0 || newpos<demuxer->movi_start) newpos=demuxer->movi_start; -// printf("\r -- asf: newpos=%d -- \n",newpos); - stream_seek(demuxer->stream,newpos); - - if (asf->asf_is_dvr_ms) asf->dvr_last_vid_pts = 0.0f; - - if (d_video->id >= 0) - ds_fill_buffer(d_video); - if(sh_audio){ - ds_fill_buffer(d_audio); - } - - if (d_video->id >= 0) - while(1){ - if(sh_audio && !d_audio->eof){ - float a_pts=d_audio->pts; - a_pts+=(ds_tell_pts(d_audio)-sh_audio->a_in_buffer_len)/(float)sh_audio->i_bps; - // sync audio: - if (d_video->pts > a_pts){ - skip_audio_frame(sh_audio); -// if(!ds_fill_buffer(d_audio)) sh_audio=NULL; // skip audio. EOF? - continue; - } - } - if (d_video->keyframe) - break; - if(!ds_fill_buffer(d_video)) break; // skip frame. EOF? - } - - -} - -static int demux_asf_control(demuxer_t *demuxer,int cmd, void *arg){ - struct asf_priv* asf = demuxer->priv; -/* demux_stream_t *d_audio=demuxer->audio; - demux_stream_t *d_video=demuxer->video; - sh_audio_t *sh_audio=d_audio->sh; - sh_video_t *sh_video=d_video->sh; -*/ - switch(cmd) { - case DEMUXER_CTRL_GET_TIME_LENGTH: - *((double *)arg)=asf->movielength; - return DEMUXER_CTRL_OK; - - default: - return DEMUXER_CTRL_NOTIMPL; - } -} - - -static demuxer_t* demux_open_asf(demuxer_t* demuxer) -{ - struct asf_priv* asf = demuxer->priv; - sh_video_t *sh_video=NULL; - - //---- ASF header: - if(!asf) return NULL; - init_priv(asf); - if (!read_asf_header(demuxer,asf)) - return NULL; - stream_seek(demuxer->stream,demuxer->movi_start); -// demuxer->idx_pos=0; -// demuxer->endpos=avi_header.movi_end; - if(demuxer->video->id != -2) { - if(!ds_fill_buffer(demuxer->video)){ - mp_msg(MSGT_DEMUXER, MSGL_WARN, "ASF: %s", - mp_gtext("No video stream found.\n")); - demuxer->video->sh=NULL; - //printf("ASF: missing video stream!? contact the author, it may be a bug :(\n"); - } else { - sh_video=demuxer->video->sh; - sh_video->fps=1000.0f; sh_video->frametime=0.001f; - - if (asf->asf_is_dvr_ms) { - sh_video->bih->biWidth = 0; - sh_video->bih->biHeight = 0; - } - } - } - - if(demuxer->audio->id!=-2){ - mp_tmsg(MSGT_DEMUXER,MSGL_V,"ASF: Searching for audio stream (id:%d).\n",demuxer->audio->id); - if(!ds_fill_buffer(demuxer->audio)){ - mp_msg(MSGT_DEMUXER, MSGL_INFO, "ASF: %s", - mp_gtext("No audio stream found -> no sound.\n")); - demuxer->audio->sh=NULL; - } - } - if(!demuxer->stream->seek) - demuxer->seekable=0; - - return demuxer; -} - - -static void demux_close_asf(demuxer_t *demuxer) { - struct asf_priv* asf = demuxer->priv; - - if (!asf) return; - - free(asf->aud_repdata_sizes); - free(asf->vid_repdata_sizes); - free(asf->packet); - free(asf); -} - -const demuxer_desc_t demuxer_desc_asf = { - "ASF demuxer", - "asf", - "ASF", - "A'rpi", - "ASF, WMV, WMA", - DEMUXER_TYPE_ASF, - 1, // safe autodetect - asf_check_header, - demux_asf_fill_buffer, - demux_open_asf, - demux_close_asf, - demux_seek_asf, - demux_asf_control -}; |