X-Git-Url: https://git.sesse.net/?a=blobdiff_plain;f=libavformat%2Fingenientdec.c;h=42b29ef6e3cee87935c28d3cbf2661f567897bd7;hb=abdc7e403e003e97a0dcc4499ac319bf854aeead;hp=48f82ed3334a32f0c12b507995c255c1c2621cba;hpb=b47a5a954ace20d252dc426e55bf5b447d3b13aa;p=ffmpeg diff --git a/libavformat/ingenientdec.c b/libavformat/ingenientdec.c index 48f82ed3334..42b29ef6e3c 100644 --- a/libavformat/ingenientdec.c +++ b/libavformat/ingenientdec.c @@ -2,44 +2,44 @@ * RAW Ingenient MJPEG demuxer * Copyright (c) 2005 Alex Beregszaszi * - * This file is part of FFmpeg. + * This file is part of Libav. * - * FFmpeg is free software; you can redistribute it and/or + * 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. * - * FFmpeg is distributed in the hope that it will be useful, + * 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 FFmpeg; if not, write to the Free Software + * 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 "raw.h" +#include "rawdec.h" // http://www.artificis.hu/files/texts/ingenient.txt static int ingenient_read_packet(AVFormatContext *s, AVPacket *pkt) { int ret, size, w, h, unk1, unk2; - if (get_le32(s->pb) != MKTAG('M', 'J', 'P', 'G')) + if (avio_rl32(s->pb) != MKTAG('M', 'J', 'P', 'G')) return AVERROR(EIO); // FIXME - size = get_le32(s->pb); + size = avio_rl32(s->pb); - w = get_le16(s->pb); - h = get_le16(s->pb); + w = avio_rl16(s->pb); + h = avio_rl16(s->pb); - url_fskip(s->pb, 8); // zero + size (padded?) - url_fskip(s->pb, 2); - unk1 = get_le16(s->pb); - unk2 = get_le16(s->pb); - url_fskip(s->pb, 22); // ASCII timestamp + avio_skip(s->pb, 8); // zero + size (padded?) + avio_skip(s->pb, 2); + unk1 = avio_rl16(s->pb); + unk2 = avio_rl16(s->pb); + avio_skip(s->pb, 22); // ASCII timestamp av_log(s, AV_LOG_DEBUG, "Ingenient packet: size=%d, width=%d, height=%d, unk1=%d unk2=%d\n", size, w, h, unk1, unk2); @@ -47,9 +47,9 @@ static int ingenient_read_packet(AVFormatContext *s, AVPacket *pkt) if (av_new_packet(pkt, size) < 0) return AVERROR(ENOMEM); - pkt->pos = url_ftell(s->pb); + pkt->pos = avio_tell(s->pb); pkt->stream_index = 0; - ret = get_buffer(s->pb, pkt->data, size); + ret = avio_read(s->pb, pkt->data, size); if (ret < 0) { av_free_packet(pkt); return ret; @@ -58,14 +58,16 @@ static int ingenient_read_packet(AVFormatContext *s, AVPacket *pkt) return ret; } -AVInputFormat ingenient_demuxer = { - "ingenient", - NULL_IF_CONFIG_SMALL("raw Ingenient MJPEG"), - 0, - NULL, - ff_raw_video_read_header, - ingenient_read_packet, - .flags= AVFMT_GENERIC_INDEX, - .extensions = "cgi", // FIXME - .value = CODEC_ID_MJPEG, +FF_RAWVIDEO_DEMUXER_CLASS(ingenient) + +AVInputFormat ff_ingenient_demuxer = { + .name = "ingenient", + .long_name = NULL_IF_CONFIG_SMALL("raw Ingenient MJPEG"), + .priv_data_size = sizeof(FFRawVideoDemuxerContext), + .read_header = ff_raw_video_read_header, + .read_packet = ingenient_read_packet, + .flags = AVFMT_GENERIC_INDEX, + .extensions = "cgi", // FIXME + .raw_codec_id = AV_CODEC_ID_MJPEG, + .priv_class = &ingenient_demuxer_class, };