aboutsummaryrefslogtreecommitdiffhomepage
path: root/libmpdemux
diff options
context:
space:
mode:
authorGravatar arpi <arpi@b3059339-0415-0410-9bf9-f77b7e298cf2>2002-10-10 23:24:15 +0000
committerGravatar arpi <arpi@b3059339-0415-0410-9bf9-f77b7e298cf2>2002-10-10 23:24:15 +0000
commita10342d61a54f7c7164f10ec1bbe42fd4fbd6d20 (patch)
treea4551e6ad00ec3dbdf1da6e228e10e43c766df9b /libmpdemux
parent158093702c93a05c0b0916e528b8cd3241a279dc (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.c182
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)