* FLI/FLC Animation File Demuxer
* Copyright (c) 2003 The ffmpeg Project
*
- * This library is free software; you can redistribute it and/or
+ * 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 of the License, or (at your option) any later version.
+ * version 2.1 of the License, or (at your option) any later version.
*
- * This library is distributed in the hope that it will be useful,
+ * 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 this library; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ * License along with FFmpeg; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
/**
{
int magic_number;
- if (p->buf_size < 6)
- return 0;
-
- magic_number = LE_16(&p->buf[4]);
+ magic_number = AV_RL16(&p->buf[4]);
if ((magic_number != FLIC_FILE_MAGIC_1) &&
(magic_number != FLIC_FILE_MAGIC_2) &&
(magic_number != FLIC_FILE_MAGIC_3))
static int flic_read_header(AVFormatContext *s,
AVFormatParameters *ap)
{
- FlicDemuxContext *flic = (FlicDemuxContext *)s->priv_data;
+ FlicDemuxContext *flic = s->priv_data;
ByteIOContext *pb = &s->pb;
unsigned char header[FLIC_HEADER_SIZE];
AVStream *st;
if (get_buffer(pb, header, FLIC_HEADER_SIZE) != FLIC_HEADER_SIZE)
return AVERROR_IO;
- magic_number = LE_16(&header[4]);
- speed = LE_32(&header[0x10]);
+ magic_number = AV_RL16(&header[4]);
+ speed = AV_RL32(&header[0x10]);
/* initialize the decoder streams */
st = av_new_stream(s, 0);
st->codec->codec_type = CODEC_TYPE_VIDEO;
st->codec->codec_id = CODEC_ID_FLIC;
st->codec->codec_tag = 0; /* no fourcc */
- st->codec->width = LE_16(&header[0x08]);
- st->codec->height = LE_16(&header[0x0A]);
+ st->codec->width = AV_RL16(&header[0x08]);
+ st->codec->height = AV_RL16(&header[0x0A]);
if (!st->codec->width || !st->codec->height)
return AVERROR_INVALIDDATA;
/* Time to figure out the framerate: If there is a FLIC chunk magic
* number at offset 0x10, assume this is from the Bullfrog game,
* Magic Carpet. */
- if (LE_16(&header[0x10]) == FLIC_CHUNK_MAGIC_1) {
+ if (AV_RL16(&header[0x10]) == FLIC_CHUNK_MAGIC_1) {
flic->frame_pts_inc = FLIC_MC_PTS_INC;
* therefore, the frame pts increment = n * 90
*/
flic->frame_pts_inc = speed * 90;
- } else
+ } else {
+ av_log(s, AV_LOG_INFO, "Invalid or unsupported magic chunk in file\n");
return AVERROR_INVALIDDATA;
+ }
if (flic->frame_pts_inc == 0)
flic->frame_pts_inc = FLIC_DEFAULT_PTS_INC;
static int flic_read_packet(AVFormatContext *s,
AVPacket *pkt)
{
- FlicDemuxContext *flic = (FlicDemuxContext *)s->priv_data;
+ FlicDemuxContext *flic = s->priv_data;
ByteIOContext *pb = &s->pb;
int packet_read = 0;
unsigned int size;
break;
}
- size = LE_32(&preamble[0]);
- magic = LE_16(&preamble[4]);
+ size = AV_RL32(&preamble[0]);
+ magic = AV_RL16(&preamble[4]);
if (((magic == FLIC_CHUNK_MAGIC_1) || (magic == FLIC_CHUNK_MAGIC_2)) && size > FLIC_PREAMBLE_SIZE) {
if (av_new_packet(pkt, size)) {
static int flic_read_close(AVFormatContext *s)
{
-// FlicDemuxContext *flic = (FlicDemuxContext *)s->priv_data;
+// FlicDemuxContext *flic = s->priv_data;
return 0;
}
-static AVInputFormat flic_iformat = {
+AVInputFormat flic_demuxer = {
"flic",
"FLI/FLC/FLX animation format",
sizeof(FlicDemuxContext),
flic_read_packet,
flic_read_close,
};
-
-int flic_init(void)
-{
- av_register_input_format(&flic_iformat);
- return 0;
-}