diff options
Diffstat (limited to 'libmpdemux')
| -rw-r--r-- | libmpdemux/mpeg_packetizer.c | 147 | ||||
| -rw-r--r-- | libmpdemux/mpeg_packetizer.h | 37 |
2 files changed, 0 insertions, 184 deletions
diff --git a/libmpdemux/mpeg_packetizer.c b/libmpdemux/mpeg_packetizer.c deleted file mode 100644 index 82e688df12..0000000000 --- a/libmpdemux/mpeg_packetizer.c +++ /dev/null @@ -1,147 +0,0 @@ -/* - * set of helper routines for building MPEG 1/2 PS/PES packets - * - * Copyright (C) 2006 Benjamin Zores - * - * Based on code borrowed from vo_mpegpes/vo_dxr2: - * (C) 2000 Ralph Metzler <ralph@convergence.de> - * Marcus Metzler <marcus@convergence.de> - * Gerard Lantau - * - * This file is part of MPlayer. - * - * MPlayer is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * MPlayer is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License along - * with MPlayer; if not, write to the Free Software Foundation, Inc., - * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. - */ - -#include <unistd.h> -#include <string.h> -#include <inttypes.h> - -#include "mp_msg.h" -#include "mpeg_packetizer.h" - -#define PES_MAX_SIZE 2048 - -static const unsigned char ps2_header[] = { - 0x00, 0x00, 0x01, 0xba, 0x44, 0x00, 0x04, 0x00, - 0x04, 0x01, 0x01, 0x86, 0xa3, 0xf8 -}; - - -static const unsigned char ps1_header[] = { - 0x00, 0x00, 0x01, 0xba, 0x21, 0x00, - 0xb9, 0x37, 0x83, 0x80, 0xc3, 0x51, -}; - -/* Send MPEG <type> PES packet */ -static int -send_mpeg_pes_packet_ll(unsigned char *data, int len, int id, uint64_t pts, - int type, unsigned char *header, int header_len, - int align4, int my_write (const unsigned char *data, int len)) -{ - int ptslen = (pts ? 5 : 0); - int n = 0; - int idx, plen; - int hdr; - unsigned char pes_header[PES_MAX_SIZE]; - - mp_msg (MSGT_HEADER, MSGL_DBG2, - "MPEG%d PES packet: 0x%x => %"PRIu64" \n", type, id, pts); - memset (pes_header, '\0', PES_MAX_SIZE); - - /* startcode */ - pes_header[0] = 0; - pes_header[1] = 0; - pes_header[2] = 0x01; - pes_header[3] = id; /* stream id */ - - while (len > 0) - { - int payload_size = len; /* data + PTS */ - if(type == 2) - hdr = 3; - else - hdr = (ptslen ? 0 : 1); - if (6 + hdr + ptslen + payload_size + header_len > PES_MAX_SIZE) - payload_size = PES_MAX_SIZE - 6 - hdr - ptslen - header_len; - if(align4) - payload_size &= ~3; - - /* construct PES header: packetize */ - plen = payload_size + hdr + ptslen + header_len; - pes_header[4] = plen >> 8; - pes_header[5] = plen & 255; - idx = 6; - - if (ptslen) - { - int x; - - if(type == 2) - { - pes_header[idx++] = 0x81; - pes_header[idx++] = 0x80; - pes_header[idx++] = ptslen; - } - - /* presentation time stamp */ - x = (0x02 << 4) | (((pts >> 30) & 0x07) << 1) | 1; - pes_header[idx++] = x; - - x = ((((pts >> 15) & 0x7fff) << 1) | 1); - pes_header[idx++] = x >>8; - pes_header[idx++] = x & 255; - - x = (((pts & 0x7fff) << 1) | 1); - pes_header[idx++] = x >> 8; - pes_header[idx++] = x & 255; - } - else - { - if(type == 2) - { - pes_header[idx++] = 0x81; - pes_header[idx++] = 0x00; - pes_header[idx++] = 0x00; - } - else - pes_header[idx++] = 0x0f; - } - - if(header_len) - { - memcpy(&pes_header[idx], header, header_len); - idx += header_len; - } - - my_write (pes_header, idx); - n = my_write (data, payload_size); - - len -= n; - data += n; - ptslen = 0; /* store PTS only once, at first packet! */ - if(align4 && len < 4) - break; - } - - return n; -} - -int -send_mpeg_pes_packet (unsigned char *data, int len, int id, uint64_t pts, - int type, int my_write (const unsigned char *data, int len)) -{ - return send_mpeg_pes_packet_ll(data, len, id, pts, type, NULL, 0, 0, my_write); -} diff --git a/libmpdemux/mpeg_packetizer.h b/libmpdemux/mpeg_packetizer.h deleted file mode 100644 index ec9325bfad..0000000000 --- a/libmpdemux/mpeg_packetizer.h +++ /dev/null @@ -1,37 +0,0 @@ -/* - * helper routines for building MPEG 1/2 PS/PES packets - * - * Copyright (C) 2006 Benjamin Zores - * - * based on code borrowed from vo_mpegpes/vo_dxr2: - * (C) 2000 Ralph Metzler <ralph@convergence.de> - * Marcus Metzler <marcus@convergence.de> - * Gerard Lantau - * - * This file is part of MPlayer. - * - * MPlayer is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * MPlayer is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License along - * with MPlayer; if not, write to the Free Software Foundation, Inc., - * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. - */ - -#ifndef MPLAYER_MPEG_PACKETIZER_H -#define MPLAYER_MPEG_PACKETIZER_H - -#include <stdint.h> - -/* Send MPEG <type> PES packet */ -int send_mpeg_pes_packet (unsigned char *data, int len, int id, uint64_t pts, - int type, int my_write (const unsigned char *data, int len)); - -#endif /* MPLAYER_MPEG_PACKETIZER_H */ |