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This commit is contained in:
Thulinma 2010-11-08 00:56:49 +01:00
parent 8c646c6391
commit 0e68f770e3
4 changed files with 92 additions and 88 deletions
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124
Connector_RTMP/chunkstream.cpp
View file

@ -108,18 +108,18 @@ void SendChunk(chunkpack ch){
}
}
if (ch.cs_id <= 63){
tmp = chtype | ch.cs_id; fwrite(&tmp, 1, 1, CONN);
tmp = chtype | ch.cs_id; DDV_write(&tmp, 1, 1, CONN_fd);
snd_cnt+=1;
}else{
if (ch.cs_id <= 255+64){
tmp = chtype | 0; fwrite(&tmp, 1, 1, CONN);
tmp = ch.cs_id - 64; fwrite(&tmp, 1, 1, CONN);
tmp = chtype | 0; DDV_write(&tmp, 1, 1, CONN_fd);
tmp = ch.cs_id - 64; DDV_write(&tmp, 1, 1, CONN_fd);
snd_cnt+=2;
}else{
tmp = chtype | 1; fwrite(&tmp, 1, 1, CONN);
tmp = chtype | 1; DDV_write(&tmp, 1, 1, CONN_fd);
tmpi = ch.cs_id - 64;
tmp = tmpi % 256; fwrite(&tmp, 1, 1, CONN);
tmp = tmpi / 256; fwrite(&tmp, 1, 1, CONN);
tmp = tmpi % 256; DDV_write(&tmp, 1, 1, CONN_fd);
tmp = tmpi / 256; DDV_write(&tmp, 1, 1, CONN_fd);
snd_cnt+=3;
}
}
@ -129,67 +129,67 @@ void SendChunk(chunkpack ch){
if (chtype == 0x00){
tmpi = ch.timestamp;
if (tmpi >= 0x00ffffff){ntime = tmpi; tmpi = 0x00ffffff;}
tmp = tmpi / (256*256); fwrite(&tmp, 1, 1, CONN);
tmp = tmpi / 256; fwrite(&tmp, 1, 1, CONN);
tmp = tmpi % 256; fwrite(&tmp, 1, 1, CONN);
tmp = tmpi / (256*256); DDV_write(&tmp, 1, 1, CONN_fd);
tmp = tmpi / 256; DDV_write(&tmp, 1, 1, CONN_fd);
tmp = tmpi % 256; DDV_write(&tmp, 1, 1, CONN_fd);
snd_cnt+=3;
}else{
tmpi = ch.timestamp - prev.timestamp;
if (tmpi >= 0x00ffffff){ntime = tmpi; tmpi = 0x00ffffff;}
tmp = tmpi / (256*256); fwrite(&tmp, 1, 1, CONN);
tmp = tmpi / 256; fwrite(&tmp, 1, 1, CONN);
tmp = tmpi % 256; fwrite(&tmp, 1, 1, CONN);
tmp = tmpi / (256*256); DDV_write(&tmp, 1, 1, CONN_fd);
tmp = tmpi / 256; DDV_write(&tmp, 1, 1, CONN_fd);
tmp = tmpi % 256; DDV_write(&tmp, 1, 1, CONN_fd);
snd_cnt+=3;
}
if (chtype != 0x80){
//len
tmpi = ch.len;
tmp = tmpi / (256*256); fwrite(&tmp, 1, 1, CONN);
tmp = tmpi / 256; fwrite(&tmp, 1, 1, CONN);
tmp = tmpi % 256; fwrite(&tmp, 1, 1, CONN);
tmp = tmpi / (256*256); DDV_write(&tmp, 1, 1, CONN_fd);
tmp = tmpi / 256; DDV_write(&tmp, 1, 1, CONN_fd);
tmp = tmpi % 256; DDV_write(&tmp, 1, 1, CONN_fd);
snd_cnt+=3;
//msg type id
tmp = ch.msg_type_id; fwrite(&tmp, 1, 1, CONN);
tmp = ch.msg_type_id; DDV_write(&tmp, 1, 1, CONN_fd);
snd_cnt+=1;
if (chtype != 0x40){
//msg stream id
tmp = ch.msg_stream_id % 256; fwrite(&tmp, 1, 1, CONN);
tmp = ch.msg_stream_id / 256; fwrite(&tmp, 1, 1, CONN);
tmp = ch.msg_stream_id / (256*256); fwrite(&tmp, 1, 1, CONN);
tmp = ch.msg_stream_id / (256*256*256); fwrite(&tmp, 1, 1, CONN);
tmp = ch.msg_stream_id % 256; DDV_write(&tmp, 1, 1, CONN_fd);
tmp = ch.msg_stream_id / 256; DDV_write(&tmp, 1, 1, CONN_fd);
tmp = ch.msg_stream_id / (256*256); DDV_write(&tmp, 1, 1, CONN_fd);
tmp = ch.msg_stream_id / (256*256*256); DDV_write(&tmp, 1, 1, CONN_fd);
snd_cnt+=4;
}
}
}
//support for 0x00ffffff timestamps
if (ntime){
tmp = ntime / (256*256*256); fwrite(&tmp, 1, 1, CONN);
tmp = ntime / (256*256); fwrite(&tmp, 1, 1, CONN);
tmp = ntime / 256; fwrite(&tmp, 1, 1, CONN);
tmp = ntime % 256; fwrite(&tmp, 1, 1, CONN);
tmp = ntime / (256*256*256); DDV_write(&tmp, 1, 1, CONN_fd);
tmp = ntime / (256*256); DDV_write(&tmp, 1, 1, CONN_fd);
tmp = ntime / 256; DDV_write(&tmp, 1, 1, CONN_fd);
tmp = ntime % 256; DDV_write(&tmp, 1, 1, CONN_fd);
snd_cnt+=4;
}
ch.len_left = 0;
while (ch.len_left < ch.len){
tmpi = ch.len - ch.len_left;
if (tmpi > chunk_snd_max){tmpi = chunk_snd_max;}
fwrite((ch.data + ch.len_left), 1, tmpi, CONN);
DDV_write((ch.data + ch.len_left), 1, tmpi, CONN_fd);
snd_cnt+=tmpi;
ch.len_left += tmpi;
if (ch.len_left < ch.len){
if (ch.cs_id <= 63){
tmp = 0xC0 + ch.cs_id; fwrite(&tmp, 1, 1, CONN);
tmp = 0xC0 + ch.cs_id; DDV_write(&tmp, 1, 1, CONN_fd);
snd_cnt+=1;
}else{
if (ch.cs_id <= 255+64){
tmp = 0xC0; fwrite(&tmp, 1, 1, CONN);
tmp = ch.cs_id - 64; fwrite(&tmp, 1, 1, CONN);
tmp = 0xC0; DDV_write(&tmp, 1, 1, CONN_fd);
tmp = ch.cs_id - 64; DDV_write(&tmp, 1, 1, CONN_fd);
snd_cnt+=2;
}else{
tmp = 0xC1; fwrite(&tmp, 1, 1, CONN);
tmp = 0xC1; DDV_write(&tmp, 1, 1, CONN_fd);
tmpi = ch.cs_id - 64;
tmp = tmpi % 256; fwrite(&tmp, 1, 1, CONN);
tmp = tmpi / 256; fwrite(&tmp, 1, 1, CONN);
tmp = tmpi % 256; DDV_write(&tmp, 1, 1, CONN_fd);
tmp = tmpi / 256; DDV_write(&tmp, 1, 1, CONN_fd);
snd_cnt+=4;
}
}
@ -310,19 +310,19 @@ struct chunkpack getChunk(){
gettimeofday(&lastrec, 0);
struct chunkpack ret;
unsigned char temp;
fread(&(ret.chunktype), 1, 1, CONN);
DDV_read(&(ret.chunktype), 1, 1, CONN_fd);
rec_cnt++;
//read the chunkstream ID properly
switch (ret.chunktype & 0x3F){
case 0:
fread(&temp, 1, 1, CONN);
DDV_read(&temp, 1, 1, CONN_fd);
rec_cnt++;
ret.cs_id = temp + 64;
break;
case 1:
fread(&temp, 1, 1, CONN);
DDV_read(&temp, 1, 1, CONN_fd);
ret.cs_id = temp + 64;
fread(&temp, 1, 1, CONN);
DDV_read(&temp, 1, 1, CONN_fd);
ret.cs_id += temp * 256;
rec_cnt+=2;
break;
@ -334,57 +334,57 @@ struct chunkpack getChunk(){
//process the rest of the header, for each chunk type
switch (ret.chunktype & 0xC0){
case 0x00:
fread(&temp, 1, 1, CONN);
DDV_read(&temp, 1, 1, CONN_fd);
ret.timestamp = temp*256*256;
fread(&temp, 1, 1, CONN);
DDV_read(&temp, 1, 1, CONN_fd);
ret.timestamp += temp*256;
fread(&temp, 1, 1, CONN);
DDV_read(&temp, 1, 1, CONN_fd);
ret.timestamp += temp;
fread(&temp, 1, 1, CONN);
DDV_read(&temp, 1, 1, CONN_fd);
ret.len = temp*256*256;
fread(&temp, 1, 1, CONN);
DDV_read(&temp, 1, 1, CONN_fd);
ret.len += temp*256;
fread(&temp, 1, 1, CONN);
DDV_read(&temp, 1, 1, CONN_fd);
ret.len += temp;
ret.len_left = 0;
fread(&temp, 1, 1, CONN);
DDV_read(&temp, 1, 1, CONN_fd);
ret.msg_type_id = temp;
fread(&temp, 1, 1, CONN);
DDV_read(&temp, 1, 1, CONN_fd);
ret.msg_stream_id = temp;
fread(&temp, 1, 1, CONN);
DDV_read(&temp, 1, 1, CONN_fd);
ret.msg_stream_id += temp*256;
fread(&temp, 1, 1, CONN);
DDV_read(&temp, 1, 1, CONN_fd);
ret.msg_stream_id += temp*256*256;
fread(&temp, 1, 1, CONN);
DDV_read(&temp, 1, 1, CONN_fd);
ret.msg_stream_id += temp*256*256*256;
rec_cnt+=11;
break;
case 0x40:
fread(&temp, 1, 1, CONN);
DDV_read(&temp, 1, 1, CONN_fd);
ret.timestamp = temp*256*256;
fread(&temp, 1, 1, CONN);
DDV_read(&temp, 1, 1, CONN_fd);
ret.timestamp += temp*256;
fread(&temp, 1, 1, CONN);
DDV_read(&temp, 1, 1, CONN_fd);
ret.timestamp += temp;
ret.timestamp += prev.timestamp;
fread(&temp, 1, 1, CONN);
DDV_read(&temp, 1, 1, CONN_fd);
ret.len = temp*256*256;
fread(&temp, 1, 1, CONN);
DDV_read(&temp, 1, 1, CONN_fd);
ret.len += temp*256;
fread(&temp, 1, 1, CONN);
DDV_read(&temp, 1, 1, CONN_fd);
ret.len += temp;
ret.len_left = 0;
fread(&temp, 1, 1, CONN);
DDV_read(&temp, 1, 1, CONN_fd);
ret.msg_type_id = temp;
ret.msg_stream_id = prev.msg_stream_id;
rec_cnt+=7;
break;
case 0x80:
fread(&temp, 1, 1, CONN);
DDV_read(&temp, 1, 1, CONN_fd);
ret.timestamp = temp*256*256;
fread(&temp, 1, 1, CONN);
DDV_read(&temp, 1, 1, CONN_fd);
ret.timestamp += temp*256;
fread(&temp, 1, 1, CONN);
DDV_read(&temp, 1, 1, CONN_fd);
ret.timestamp += temp;
ret.timestamp += prev.timestamp;
ret.len = prev.len;
@ -414,20 +414,20 @@ struct chunkpack getChunk(){
}
//read extended timestamp, if neccesary
if (ret.timestamp == 0x00ffffff){
fread(&temp, 1, 1, CONN);
DDV_read(&temp, 1, 1, CONN_fd);
ret.timestamp = temp*256*256*256;
fread(&temp, 1, 1, CONN);
DDV_read(&temp, 1, 1, CONN_fd);
ret.timestamp += temp*256*256;
fread(&temp, 1, 1, CONN);
DDV_read(&temp, 1, 1, CONN_fd);
ret.timestamp += temp*256;
fread(&temp, 1, 1, CONN);
DDV_read(&temp, 1, 1, CONN_fd);
ret.timestamp += temp;
rec_cnt+=4;
}
//read data if length > 0, and allocate it
if (ret.real_len > 0){
ret.data = (unsigned char*)malloc(ret.real_len);
fread(ret.data, 1, ret.real_len, CONN);
DDV_read(ret.data, 1, ret.real_len, CONN_fd);
rec_cnt+=ret.real_len;
}else{
ret.data = 0;
@ -493,7 +493,7 @@ chunkpack getWholeChunk(){
free(ret);//cleanup returned chunk
return gwc_complete;
}
if (feof(CONN) != 0){break;}
if (feof(CONN_fd) != 0){break;}
counter++;
}
gwc_complete.msg_type_id = 0;