diff options
Diffstat (limited to 'ffmpeg1/libavformat/txd.c')
| -rw-r--r-- | ffmpeg1/libavformat/txd.c | 100 |
1 files changed, 0 insertions, 100 deletions
diff --git a/ffmpeg1/libavformat/txd.c b/ffmpeg1/libavformat/txd.c deleted file mode 100644 index 194945b..0000000 --- a/ffmpeg1/libavformat/txd.c +++ /dev/null @@ -1,100 +0,0 @@ -/* - * Renderware TeXture Dictionary (.txd) demuxer - * Copyright (c) 2007 Ivo van Poorten - * - * This file is part of FFmpeg. - * - * FFmpeg is free software; you can redistribute it and/or - * modify it under the terms of the GNU Lesser General Public - * License as published by the Free Software Foundation; either - * version 2.1 of the License, or (at your option) any later version. - * - * FFmpeg 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 - * Lesser General Public License for more details. - * - * You should have received a copy of the GNU Lesser General Public - * License along with FFmpeg; if not, write to the Free Software - * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA - */ - -#include "libavutil/intreadwrite.h" -#include "avformat.h" - -#define TXD_FILE 0x16 -#define TXD_INFO 0x01 -#define TXD_EXTRA 0x03 -#define TXD_TEXTURE 0x15 -#define TXD_TEXTURE_DATA 0x01 -#define TXD_MARKER 0x1803ffff -#define TXD_MARKER2 0x1003ffff - -static int txd_probe(AVProbeData * pd) { - if (AV_RL32(pd->buf ) == TXD_FILE && - (AV_RL32(pd->buf+8) == TXD_MARKER || AV_RL32(pd->buf+8) == TXD_MARKER2)) - return AVPROBE_SCORE_MAX; - return 0; -} - -static int txd_read_header(AVFormatContext *s) { - AVStream *st; - - st = avformat_new_stream(s, NULL); - if (!st) - return AVERROR(ENOMEM); - st->codec->codec_type = AVMEDIA_TYPE_VIDEO; - st->codec->codec_id = AV_CODEC_ID_TXD; - st->codec->time_base.den = 5; - st->codec->time_base.num = 1; - /* the parameters will be extracted from the compressed bitstream */ - - return 0; -} - -static int txd_read_packet(AVFormatContext *s, AVPacket *pkt) { - AVIOContext *pb = s->pb; - unsigned int id, chunk_size, marker; - int ret; - -next_chunk: - id = avio_rl32(pb); - chunk_size = avio_rl32(pb); - marker = avio_rl32(pb); - - if (url_feof(s->pb)) - return AVERROR_EOF; - if (marker != TXD_MARKER && marker != TXD_MARKER2) { - av_log(s, AV_LOG_ERROR, "marker does not match\n"); - return AVERROR_INVALIDDATA; - } - - switch (id) { - case TXD_INFO: - if (chunk_size > 100) - break; - case TXD_EXTRA: - avio_skip(s->pb, chunk_size); - case TXD_FILE: - case TXD_TEXTURE: - goto next_chunk; - default: - av_log(s, AV_LOG_ERROR, "unknown chunk id %i\n", id); - return AVERROR_INVALIDDATA; - } - - ret = av_get_packet(s->pb, pkt, chunk_size); - if (ret < 0) - return ret; - pkt->stream_index = 0; - - return 0; -} - -AVInputFormat ff_txd_demuxer = { - .name = "txd", - .long_name = NULL_IF_CONFIG_SMALL("Renderware TeXture Dictionary"), - .read_probe = txd_probe, - .read_header = txd_read_header, - .read_packet = txd_read_packet, -}; |
