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8381ab1437
* qatar/master: (29 commits) ARM: disable ff_vector_fmul_vfp on VFPv3 systems ARM: check for VFPv3 swscale: Remove unused variables in x86 code. doc: Drop DJGPP section, Libav now compiles out-of-the-box on FreeDOS. x86: Add appropriate ifdefs around certain AVX functions. cmdutils: use sws_freeContext() instead of av_freep(). swscale: delay allocation of formatConvBuffer(). swscale: fix build with --disable-swscale-alpha. movenc: Deprecate the global RTP hinting flag, use a private AVOption instead movenc: Add an AVClass for setting muxer specific options swscale: fix non-bitexact yuv2yuv[X2]() MMX/MMX2 functions. configure: report yasm/nasm presence properly tcp: make connect() timeout properly rawdec: factor video demuxer definitions into a macro. rtspdec: add initial_pause private option. lavf: deprecate AVFormatParameters.width/height. tty: add video_size private option. rawdec: add video_size private option. x11grab: add video_size private option. x11grab: factorize returning error codes. ... Merged-by: Michael Niedermayer <michaelni@gmx.at>
59 lines
1.7 KiB
C
59 lines
1.7 KiB
C
/*
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* RAW video demuxer
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* Copyright (c) 2001 Fabrice Bellard
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*
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* This file is part of FFmpeg.
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*
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* FFmpeg is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* FFmpeg is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with FFmpeg; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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#include "avformat.h"
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#include "rawdec.h"
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static int rawvideo_read_packet(AVFormatContext *s, AVPacket *pkt)
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{
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int packet_size, ret, width, height;
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AVStream *st = s->streams[0];
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width = st->codec->width;
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height = st->codec->height;
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packet_size = avpicture_get_size(st->codec->pix_fmt, width, height);
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if (packet_size < 0)
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return -1;
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ret= av_get_packet(s->pb, pkt, packet_size);
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pkt->pts=
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pkt->dts= pkt->pos / packet_size;
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pkt->stream_index = 0;
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if (ret < 0)
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return ret;
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return 0;
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}
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AVInputFormat ff_rawvideo_demuxer = {
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"rawvideo",
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NULL_IF_CONFIG_SMALL("raw video format"),
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sizeof(FFRawVideoDemuxerContext),
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NULL,
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ff_raw_read_header,
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rawvideo_read_packet,
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.flags= AVFMT_GENERIC_INDEX,
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.extensions = "yuv,cif,qcif,rgb",
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.value = CODEC_ID_RAWVIDEO,
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.priv_class = &ff_rawvideo_demuxer_class,
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};
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