while (len > 2)
{
- unsigned char data_unit_id = *p++;
+ /*unsigned char data_unit_id = */*p++;
unsigned char data_unit_length = *p++;
len -= 2;
// break;
// }
- unsigned char line_offset = *p++; len--;
+ /*unsigned char line_offset =*/ *p++; len--;
unsigned char framing_code = *p++; len--;
int magazine_and_packet_address = decode_hamming_84(p++); len--;
if (framing_code != 0xe4) /* no teletxt data */
continue;
- m_M = magazine_and_packet_address & 7;
- m_Y = magazine_and_packet_address >> 3;
-
+ int M = magazine_and_packet_address & 7,
+ Y = magazine_and_packet_address >> 3;
// eDebug("line %d, framing code: %02x, M=%02x, Y=%02x", line_offset, framing_code, m_M, m_Y);
- if (m_Y == 0) /* page header */
+ if (Y == 0) /* page header */
{
- m_C = 0;
-
- m_S1 = decode_hamming_84(data + 2); /* S1 */
- int S2C4 = decode_hamming_84(data + 3);
-
- m_S2 = S2C4 & 7;
- m_C |= (S2C4 & 8) ? (1<<4) : 0;
-
- m_S3 = decode_hamming_84(data + 4);
-
- int S4C5C6 = decode_hamming_84(data + 5);
-
- m_S4 = S4C5C6 & 3;
- m_C |= (S4C5C6 & 0xC) << 3;
-
- m_C |= decode_hamming_84(data + 6) << 7;
- m_C |= decode_hamming_84(data + 7) << 11;
-
- int serial_mode = m_C & (1<<11);
-
+ int X = decode_hamming_84(data + 1) * 0x10 + decode_hamming_84(data),
+// S1 = decode_hamming_84(data + 2),
+ S2C4 = decode_hamming_84(data + 3),
+// S2 = S2C4 & 7,
+// S3 = decode_hamming_84(data + 4),
+ S4C5C6 = decode_hamming_84(data + 5),
+// S4 = S4C5C6 & 3,
+ C = ((S2C4 & 8) ? (1<<4) : 0) |
+ ((S4C5C6 & 0xC) << 3) |
+ (decode_hamming_84(data + 6) << 7) |
+ (decode_hamming_84(data + 7) << 11),
+ serial_mode = C & (1<<11);
+
/* page on the same magazine? end current page. */
- if ((serial_mode || m_M == m_page_M) && m_page_open)
+ if ((serial_mode || M == m_page_M) && m_page_open)
{
handlePageEnd(have_pts, pts);
m_page_open = 0;
}
-
- m_X = decode_hamming_84(data+1) * 0x10 + decode_hamming_84(data);
-
- if ((m_C & (1<<6)) && (m_X != 0xFF)) /* scan for pages with subtitle bit set */
+
+ if ((C & (1<<6)) && (X != 0xFF)) /* scan for pages with subtitle bit set */
{
eDVBServicePMTHandler::subtitleStream s;
s.pid = m_pid;
s.subtitling_type = 0x01; // ebu teletext subtitle
- s.teletext_page_number = m_X & 0xFF;
- s.teletext_magazine_number = m_M & 7;
+ s.teletext_page_number = X & 0xFF;
+ s.teletext_magazine_number = M & 7;
m_found_subtitle_pages.insert(s);
}
/* correct page on correct magazine? open page. */
- if (m_M == m_page_M && m_X == m_page_X)
+ if (M == m_page_M && X == m_page_X)
{
handlePageStart();
+ m_subtitle_page.m_C = C;
+ m_subtitle_page.m_Y = Y;
m_page_open = 1;
handleLine(data + 8, 32);
}
- } else if (m_Y < 26) // directly displayable packet
+ } else if (Y < 26) // directly displayable packet
{
/* data for the selected page ? */
- if (m_M == m_page_M && m_page_open)
+ if (M == m_page_M && m_page_open)
+ {
+ m_subtitle_page.m_Y = Y;
handleLine(data, 40);
+ }
}
/* else
{
- if (m_M == m_page_M && m_page_open)
- eDebug("ignore packet %d, disgnation code %d", m_Y, decode_hamming_84(data));
+ if (M == m_page_M && m_page_open)
+ eDebug("ignore packet %d, designation code %d", Y, decode_hamming_84(data));
}*/
}
}
for (int i=0; i<len; ++i)
eDebugNoNewLine("%02x ", decode_odd_parity(data + i));
eDebug(""); */
- if (!m_Y) /* first line is page header, we don't need that. */
+ if (!m_subtitle_page.m_Y) /* first line is page header, we don't need that. */
{
m_double_height = -1;
return;
}
- if (m_double_height == m_Y)
+ if (m_double_height == m_subtitle_page.m_Y)
{
m_double_height = -1;
return;
}
} else if (b == 0xd)
{
- m_double_height = m_Y + 1;
+ m_double_height = m_subtitle_page.m_Y + 1;
} else if (b != 0xa && b != 0xb) /* box */
eDebug("[ignore %x]", b);
/* ignore other attributes */
idx = 0,
outidx = 0,
Gtriplet = 0,
- nat_opts = (m_C & (1<<14) ? 1 : 0) | (m_C & (1<<13) ? 2 : 0) | (m_C & (1<<12) ? 4 : 0),
+ nat_opts = (m_subtitle_page.m_C & (1<<14) ? 1 : 0) |
+ (m_subtitle_page.m_C & (1<<13) ? 2 : 0) |
+ (m_subtitle_page.m_C & (1<<12) ? 4 : 0),
nat_subset = NationalOptionSubsetsLookup[Gtriplet*8+nat_opts];
-// eDebug("nat_opts = %d, nat_subset = %d, m_C %08x, C121314 = %d%d%d",
-// nat_opts, nat_subset, m_C,
-// (m_C & (1<<12))?1:0,
-// (m_C & (1<<13))?1:0,
-// (m_C & (1<<14))?1:0);
+/* eDebug("nat_opts = %d, nat_subset = %d, C121314 = %d%d%d, m_C %08x",
+ nat_opts, nat_subset,
+ (m_subtitle_page.m_C & (1<<12))?1:0,
+ (m_subtitle_page.m_C & (1<<13))?1:0,
+ (m_subtitle_page.m_C & (1<<14))?1:0,
+ m_subtitle_page.m_C); */
while (idx < len)
{
unsigned char c = string[idx];