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moved scoreboarding code to 2 separate functions (update_stats() and clear_stats()) to be reused next

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git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@22052 b3059339-0415-0410-9bf9-f77b7e298cf2
This commit is contained in:
nicodvb 2007-01-28 21:22:39 +00:00
parent 91fdfc6820
commit ed9e5b1565
1 changed files with 41 additions and 28 deletions
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69
libmpdemux/demux_mpg.c
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@ -572,6 +572,44 @@ static int num_h264_pps=0;
static int num_mp3audio_packets=0;
static void clear_stats()
{
num_elementary_packets100=0;
num_elementary_packets101=0;
num_elementary_packets1B6=0;
num_elementary_packets12x=0;
num_elementary_packetsPES=0;
num_h264_slice=0; //combined slice
num_h264_dpa=0; //DPA Slice
num_h264_dpb=0; //DPB Slice
num_h264_dpc=0; //DPC Slice
num_h264_idr=0; //IDR Slice
num_h264_sps=0;
num_h264_pps=0;
num_mp3audio_packets=0;
}
//assumes demuxer->synced < 2
static inline void update_stats(int head)
{
if(head==0x1B6) ++num_elementary_packets1B6;
else if(head==0x100) ++num_elementary_packets100;
else if(head==0x101) ++num_elementary_packets101;
else if(head==0x1BD || (0x1C0<=head && head<=0x1EF))
num_elementary_packetsPES++;
else if(head>=0x120 && head<=0x12F) ++num_elementary_packets12x;
else if(head>=0x100 && head<0x1B0)
{
if((head&~0x60) == 0x101) ++num_h264_slice;
else if((head&~0x60) == 0x102) ++num_h264_dpa;
else if((head&~0x60) == 0x103) ++num_h264_dpb;
else if((head&~0x60) == 0x104) ++num_h264_dpc;
else if((head&~0x60) == 0x105 && head != 0x105) ++num_h264_idr;
else if((head&~0x60) == 0x107 && head != 0x107) ++num_h264_sps;
else if((head&~0x60) == 0x108 && head != 0x108) ++num_h264_pps;
}
}
static int demux_mpg_probe(demuxer_t *demuxer) {
int pes=1;
int tmp;
@ -586,19 +624,7 @@ static int demux_mpg_probe(demuxer_t *demuxer) {
}
stream_seek(demuxer->stream,tmppos);
num_elementary_packets100=0;
num_elementary_packets101=0;
num_elementary_packets1B6=0;
num_elementary_packets12x=0;
num_elementary_packetsPES=0;
num_h264_slice=0; //combined slice
num_h264_dpa=0; //DPA Slice
num_h264_dpb=0; //DPB Slice
num_h264_dpc=0; //DPC Slice
num_h264_idr=0; //IDR Slice
num_h264_sps=0;
num_h264_pps=0;
num_mp3audio_packets=0;
clear_stats();
if(demux_mpg_open(demuxer))
file_format=DEMUXER_TYPE_MPEG_PS;
@ -784,26 +810,13 @@ do{
}
if(demux->synced==3) demux->synced=(ret==1)?2:0; // PES detect
} else {
update_stats(head);
if(head>=0x100 && head<0x1B0){
if(head==0x100) ++num_elementary_packets100; else
if(head==0x101) ++num_elementary_packets101; else
if(head>=0x120 && head<=0x12F) ++num_elementary_packets12x;
if((head&~0x60) == 0x101) ++num_h264_slice; else
if((head&~0x60) == 0x102) ++num_h264_dpa; else
if((head&~0x60) == 0x103) ++num_h264_dpb; else
if((head&~0x60) == 0x104) ++num_h264_dpc; else
if((head&~0x60) == 0x105 && head != 0x105) ++num_h264_idr; else
if((head&~0x60) == 0x107 && head != 0x107) ++num_h264_sps; else
if((head&~0x60) == 0x108 && head != 0x108) ++num_h264_pps;
mp_msg(MSGT_DEMUX,MSGL_DBG3,"Opps... elementary video packet found: %03X\n",head);
} else
if((head>=0x1C0 && head<0x1F0) || head==0x1BD){
++num_elementary_packetsPES;
mp_msg(MSGT_DEMUX,MSGL_DBG3,"Opps... PES packet found: %03X\n",head);
} else
if(head==0x1B6) ++num_elementary_packets1B6;
}
if( ( (num_elementary_packets100>50 && num_elementary_packets101>50) ||
(num_elementary_packetsPES>50) ) && skipped>4000000){