diff options
author | 2002-10-10 23:24:15 +0000 | |
---|---|---|
committer | 2002-10-10 23:24:15 +0000 | |
commit | a10342d61a54f7c7164f10ec1bbe42fd4fbd6d20 (patch) | |
tree | a4551e6ad00ec3dbdf1da6e228e10e43c766df9b /libmpdemux | |
parent | 158093702c93a05c0b0916e528b8cd3241a279dc (diff) |
stream selection cleanup, fixed -nosound
git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@7711 b3059339-0415-0410-9bf9-f77b7e298cf2
Diffstat (limited to 'libmpdemux')
-rw-r--r-- | libmpdemux/demux_real.c | 182 |
1 files changed, 71 insertions, 111 deletions
diff --git a/libmpdemux/demux_real.c b/libmpdemux/demux_real.c index d8d53e3738..d3ed8d3064 100644 --- a/libmpdemux/demux_real.c +++ b/libmpdemux/demux_real.c @@ -8,6 +8,9 @@ TODO: fix the whole syncing mechanism $Log$ + Revision 1.28 2002/10/10 23:24:15 arpi + stream selection cleanup, fixed -nosound + Revision 1.27 2002/10/01 20:01:04 michael rv10 cleanup @@ -147,10 +150,10 @@ typedef struct { float v_pts; // previous video timestamp /* stream id table */ - int last_a_stream; - int a_streams[MAX_STREAMS]; - int last_v_stream; - int v_streams[MAX_STREAMS]; +// int last_a_stream; +// int a_streams[MAX_STREAMS]; +// int last_v_stream; +// int v_streams[MAX_STREAMS]; } real_priv_t; /* originally from FFmpeg */ @@ -433,8 +436,6 @@ int demux_real_fill_buffer(demuxer_t *demuxer) { real_priv_t *priv = demuxer->priv; demux_stream_t *ds = NULL; - sh_audio_t *sh_audio = NULL; - sh_video_t *sh_video = NULL; int len; int timestamp; int stream_id; @@ -443,31 +444,32 @@ int demux_real_fill_buffer(demuxer_t *demuxer) int version; int reserved; -loop: + while(1){ + /* also don't check if no num_of_packets was defined in header */ if ((priv->current_packet > priv->num_of_packets) && (priv->num_of_packets != -10)){ printf("num_of_packets reached!\n"); return 0; /* EOF */ } + demuxer->filepos = stream_tell(demuxer->stream); version = stream_read_word(demuxer->stream); /* version */ len = stream_read_word(demuxer->stream); if (len == -256){ /* EOF */ - printf("len==-256!\n"); +// printf("len==-256!\n"); return 0; } - if (len < 12) - { + if (len < 12){ printf("%08X: packet v%d len=%d \n",(int)demuxer->filepos,(int)version,(int)len); printf("bad packet len (%d)\n", len); stream_skip(demuxer->stream, len); - goto loop; + continue; //goto loop; } + stream_id = stream_read_word(demuxer->stream); timestamp = stream_read_dword(demuxer->stream); - reserved = stream_read_char(demuxer->stream); flags = stream_read_char(demuxer->stream); /* flags: */ @@ -478,7 +480,6 @@ loop: // (int)demuxer->filepos,(int)version,(int)len, stream_id, // (int) timestamp, reserved, flags); -// debug re-enabled (FS) mp_dbg(MSGT_DEMUX,MSGL_DBG2, "len:%d\n", len); mp_dbg(MSGT_DEMUX,MSGL_V, "\npacket#%d: pos: 0x%0x, len: %d, id: %d, pts: %d, flags: %x rvd:%d\n", priv->current_packet, (int)demuxer->filepos, len, stream_id, timestamp, flags, reserved); @@ -488,59 +489,20 @@ loop: // printf("s_id=%d aid=%d vid=%d \n",stream_id,demuxer->audio->id,demuxer->video->id); - /* check if stream_id is audio stream */ - if(demuxer->audio->id==-1 || demuxer->audio->id==stream_id) - for (i = 0; i < priv->last_a_stream; i++) - { - if (priv->a_streams[i] == stream_id) - { - mp_dbg(MSGT_DEMUX,MSGL_DBG2, "packet is audio (id: %d)\n", stream_id); - ds = demuxer->audio; /* FIXME */ - sh_audio = ds->sh; - priv->current_apacket++; - demuxer->audio->id=stream_id; - break; - } - } - /* check if stream_id is video stream */ - if(demuxer->video->id==-1 || demuxer->video->id==stream_id) - for (i = 0; i < priv->last_v_stream; i++) - { - if (priv->v_streams[i] == stream_id) - { - mp_dbg(MSGT_DEMUX,MSGL_DBG2, "packet is video (id: %d)\n", stream_id); - ds = demuxer->video; /* FIXME */ - sh_video = ds->sh; - priv->current_vpacket++; - demuxer->video->id=stream_id; - break; - } - } + /* check stream_id: */ - /* id not found */ - if (ds == NULL) - { - mp_msg(MSGT_DEMUX,MSGL_DBG2, "unknown stream id (%d)\n", stream_id); - stream_skip(demuxer->stream, len); - goto loop; - } + if(demuxer->audio->id==stream_id){ + ds=demuxer->audio; + mp_dbg(MSGT_DEMUX,MSGL_DBG2, "packet is audio (id: %d)\n", stream_id); -#if 0 - ds_read_packet(ds, demuxer->stream, len, timestamp/90000.0f, - demuxer->filepos, (flags & 0x2) ? 0x10 : 0); -#else - { - demux_packet_t *dp=NULL; -// = new_demux_packet(len); - - /* if DNET, swap bytes! */ - if (sh_audio != NULL) { + // parse audio chunk: + { #ifdef CRACK_MATRIX int spos=stream_tell(demuxer->stream); static int cnt=0; static int cnt2=CRACK_MATRIX; #endif - dp = new_demux_packet(len); + demux_packet_t *dp = new_demux_packet(len); stream_read(demuxer->stream, dp->buffer, len); #ifdef CRACK_MATRIX printf("*** audio block len=%d\n",len); @@ -559,10 +521,10 @@ loop: if(cnt2>0x150) *((int*)NULL)=1; // sig11 :) } #endif - if (sh_audio->format == 0x2000) - { + if( ((sh_audio_t *)ds->sh)->format == 0x2000) { + // if DNET, swap bytes, as DNET is byte-swapped AC3: char *ptr = dp->buffer; - + int i; for (i = 0; i < len; i += 2) { const char tmp = ptr[0]; @@ -576,14 +538,24 @@ loop: dp->pos = demuxer->filepos; dp->flags = (flags & 0x2) ? 0x10 : 0; ds_add_packet(ds, dp); - } else - if (sh_video != NULL) { - // we need a more complicated demuxing - // a block may contain multiple packets - // as well as a packet may be contained in multiple blocks - int vpkg_header, vpkg_length, vpkg_offset; - int vpkg_seqnum=-1; - int vpkg_subseq=0; + } + + return 1; + } + + if(demuxer->video->id==stream_id){ + ds=demuxer->video; + mp_dbg(MSGT_DEMUX,MSGL_DBG2, "packet is video (id: %d)\n", stream_id); + + // parse video chunk: + { + // we need a more complicated, 2nd level demuxing, as the video + // frames are stored fragmented in the video chunks :( + sh_video_t *sh_video = ds->sh; + demux_packet_t *dp; + int vpkg_header, vpkg_length, vpkg_offset; + int vpkg_seqnum=-1; + int vpkg_subseq=0; while(len>2){ dp_hdr_t* dp_hdr; @@ -744,10 +716,13 @@ loop: if(len>0) stream_skip(demuxer->stream, len); } } + + return 1; } -#endif - return 1; + mp_msg(MSGT_DEMUX,MSGL_DBG2, "unknown stream id (%d)\n", stream_id); + stream_skip(demuxer->stream, len); + }// goto loop; } void demux_open_real(demuxer_t* demuxer) @@ -774,13 +749,15 @@ void demux_open_real(demuxer_t* demuxer) chunk_size = stream_read_dword(demuxer->stream); stream_skip(demuxer->stream, 2); /* version */ - - if (chunk_size < 10) - goto fail; - + mp_msg(MSGT_DEMUX,MSGL_V, "Chunk: %.4s (%x) (size: 0x%x, offset: 0x%x)\n", (char *)&chunk_id, chunk_id, chunk_size, chunk_pos); + if (chunk_size < 10){ + mp_msg(MSGT_DEMUX,MSGL_ERR,"demux_real: invalid chunksize! (%d)\n",chunk_size); + return; + } + switch(chunk_id) { case MKTAG('P', 'R', 'O', 'P'): @@ -908,8 +885,10 @@ void demux_open_real(demuxer_t* demuxer) } #endif +#ifdef MP_DEBUG #define stream_skip(st,siz) { int i; for(i=0;i<siz;i++) mp_msg(MSGT_DEMUX,MSGL_V," %02X",stream_read_char(st)); mp_msg(MSGT_DEMUX,MSGL_V,"\n");} - +#endif + if (tmp == MKTAG(0xfd, 'a', 'r', '.')) { /* audio header */ @@ -979,7 +958,6 @@ void demux_open_real(demuxer_t* demuxer) sh->wf->cbSize = 0; sh->format = MKTAG(buf[0], buf[1], buf[2], buf[3]); - tmp = 1; /* supported audio codec */ switch (sh->format) { case MKTAG('d', 'n', 'e', 't'): @@ -1030,33 +1008,20 @@ void demux_open_real(demuxer_t* demuxer) break; default: mp_msg(MSGT_DEMUX,MSGL_V,"Audio: Unknown (%s)\n", buf); - tmp = 0; } sh->wf->wFormatTag = sh->format; print_wave_header(sh->wf); - if (tmp) - { - /* insert as stream */ - demuxer->audio->sh = sh; - sh->ds = demuxer->audio; -// demuxer->audio->id = -1;//stream_id; - - if (priv->last_a_stream+1 < MAX_STREAMS) - { - priv->a_streams[priv->last_a_stream] = stream_id; - priv->last_a_stream++; - } -// priv->current_aid = stream_id; + if(demuxer->audio->id==-1 || demuxer->audio->id==stream_id){ + demuxer->audio->id=stream_id; + sh->ds=demuxer->audio; + demuxer->audio->sh=sh; } - else - free(sh->wf); -// break; - +#ifdef stream_skip #undef stream_skip - +#endif } else // case MKTAG('V', 'I', 'D', 'O'): @@ -1094,7 +1059,8 @@ void demux_open_real(demuxer_t* demuxer) sh->fps = stream_read_word(demuxer->stream); sh->frametime = 1.0f/sh->fps; } else { - stream_skip(demuxer->stream, 2); + int fps=stream_read_word(demuxer->stream); + printf("realvid: ignoring FPS = %d\n",fps); } stream_skip(demuxer->stream, 2); @@ -1132,17 +1098,13 @@ void demux_open_real(demuxer_t* demuxer) /* codec id: none */ mp_msg(MSGT_DEMUX,MSGL_V,"unknown id: %x\n", tmp); } - - /* insert as stream */ - demuxer->video->sh = sh; - sh->ds = demuxer->video; -// demuxer->video->id = -1; //stream_id; - if (priv->last_v_stream+1 < MAX_STREAMS) - { - priv->v_streams[priv->last_v_stream] = stream_id; - priv->last_v_stream++; + + if(demuxer->video->id==-1 || demuxer->video->id==stream_id){ + demuxer->video->id=stream_id; + sh->ds=demuxer->video; + demuxer->video->sh=sh; } -// priv->current_vid = stream_id; + } else { mp_msg(MSGT_DEMUX, MSGL_ERR, "Not audio/video stream or unsupported!\n"); @@ -1190,11 +1152,9 @@ header_end: if (index_mode == 2) generate_index(demuxer); - else if (priv->index_chunk_offset && ((index_mode == 1) || (index_mode == 2))) + else if (priv->index_chunk_offset && (index_mode == 1)) parse_index_chunk(demuxer); -fail: - return; } void demux_close_real(demuxer_t *demuxer) |