mirror of https://github.com/FFmpeg/FFmpeg.git
You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
57 lines
1.8 KiB
57 lines
1.8 KiB
/* |
|
* RAW video demuxer |
|
* Copyright (c) 2001 Fabrice Bellard |
|
* |
|
* This file is part of Libav. |
|
* |
|
* Libav 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. |
|
* |
|
* Libav 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 Libav; if not, write to the Free Software |
|
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA |
|
*/ |
|
|
|
#include "avformat.h" |
|
#include "rawdec.h" |
|
|
|
static int rawvideo_read_packet(AVFormatContext *s, AVPacket *pkt) |
|
{ |
|
int packet_size, ret, width, height; |
|
AVStream *st = s->streams[0]; |
|
|
|
width = st->codec->width; |
|
height = st->codec->height; |
|
|
|
packet_size = avpicture_get_size(st->codec->pix_fmt, width, height); |
|
if (packet_size < 0) |
|
return -1; |
|
|
|
ret= av_get_packet(s->pb, pkt, packet_size); |
|
pkt->pts= |
|
pkt->dts= pkt->pos / packet_size; |
|
|
|
pkt->stream_index = 0; |
|
if (ret < 0) |
|
return ret; |
|
return 0; |
|
} |
|
|
|
AVInputFormat ff_rawvideo_demuxer = { |
|
.name = "rawvideo", |
|
.long_name = NULL_IF_CONFIG_SMALL("raw video format"), |
|
.priv_data_size = sizeof(FFRawVideoDemuxerContext), |
|
.read_header = ff_raw_read_header, |
|
.read_packet = rawvideo_read_packet, |
|
.flags= AVFMT_GENERIC_INDEX, |
|
.extensions = "yuv,cif,qcif,rgb", |
|
.value = CODEC_ID_RAWVIDEO, |
|
.priv_class = &ff_rawvideo_demuxer_class, |
|
};
|
|
|