ffmpeg / libavformat / raw.c @ da9e6c42
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/*
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* RAW muxer and demuxer
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* Copyright (c) 2001 Fabrice Bellard
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* Copyright (c) 2005 Alex Beregszaszi
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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 "libavutil/crc.h" |
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#include "libavcodec/ac3_parser.h" |
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#include "libavcodec/get_bits.h" |
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#include "libavcodec/bytestream.h" |
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#include "avformat.h" |
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#include "raw.h" |
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#include "id3v2.h" |
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#include "id3v1.h" |
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/* simple formats */
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#if CONFIG_ROQ_MUXER
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static int roq_write_header(struct AVFormatContext *s) |
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{
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static const uint8_t header[] = { |
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0x84, 0x10, 0xFF, 0xFF, 0xFF, 0xFF, 0x1E, 0x00 |
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}; |
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put_buffer(s->pb, header, 8);
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put_flush_packet(s->pb); |
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return 0; |
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} |
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#endif
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|
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#if CONFIG_NULL_MUXER
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static int null_write_packet(struct AVFormatContext *s, AVPacket *pkt) |
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{
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return 0; |
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} |
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#endif
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|
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#if CONFIG_MUXERS
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static int raw_write_packet(struct AVFormatContext *s, AVPacket *pkt) |
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{
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put_buffer(s->pb, pkt->data, pkt->size); |
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put_flush_packet(s->pb); |
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return 0; |
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} |
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#endif
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#if CONFIG_DEMUXERS
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/* raw input */
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static int raw_read_header(AVFormatContext *s, AVFormatParameters *ap) |
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{
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AVStream *st; |
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enum CodecID id;
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st = av_new_stream(s, 0);
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if (!st)
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return AVERROR(ENOMEM);
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id = s->iformat->value; |
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if (id == CODEC_ID_RAWVIDEO) {
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st->codec->codec_type = AVMEDIA_TYPE_VIDEO; |
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} else {
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st->codec->codec_type = AVMEDIA_TYPE_AUDIO; |
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} |
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st->codec->codec_id = id; |
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switch(st->codec->codec_type) {
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case AVMEDIA_TYPE_AUDIO:
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st->codec->sample_rate = ap->sample_rate; |
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if(ap->channels) st->codec->channels = ap->channels;
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else st->codec->channels = 1; |
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st->codec->bits_per_coded_sample = av_get_bits_per_sample(st->codec->codec_id); |
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assert(st->codec->bits_per_coded_sample > 0);
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st->codec->block_align = st->codec->bits_per_coded_sample*st->codec->channels/8;
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av_set_pts_info(st, 64, 1, st->codec->sample_rate); |
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break;
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case AVMEDIA_TYPE_VIDEO:
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if(ap->time_base.num)
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av_set_pts_info(st, 64, ap->time_base.num, ap->time_base.den);
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else
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av_set_pts_info(st, 64, 1, 25); |
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st->codec->width = ap->width; |
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st->codec->height = ap->height; |
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st->codec->pix_fmt = ap->pix_fmt; |
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if(st->codec->pix_fmt == PIX_FMT_NONE)
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st->codec->pix_fmt= PIX_FMT_YUV420P; |
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break;
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default:
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return -1; |
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} |
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return 0; |
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} |
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#define RAW_PACKET_SIZE 1024 |
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#define RAW_SAMPLES 1024 |
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static int raw_read_packet(AVFormatContext *s, AVPacket *pkt) |
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{
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int ret, size, bps;
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// AVStream *st = s->streams[0];
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size= RAW_SAMPLES*s->streams[0]->codec->block_align;
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ret= av_get_packet(s->pb, pkt, 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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bps= av_get_bits_per_sample(s->streams[0]->codec->codec_id);
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assert(bps); // if false there IS a bug elsewhere (NOT in this function)
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pkt->dts= |
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pkt->pts= pkt->pos*8 / (bps * s->streams[0]->codec->channels); |
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return ret;
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} |
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int ff_raw_read_partial_packet(AVFormatContext *s, AVPacket *pkt)
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{
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int ret, size;
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size = RAW_PACKET_SIZE; |
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if (av_new_packet(pkt, size) < 0) |
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return AVERROR(ENOMEM);
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pkt->pos= url_ftell(s->pb); |
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pkt->stream_index = 0;
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ret = get_partial_buffer(s->pb, pkt->data, size); |
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if (ret < 0) { |
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av_free_packet(pkt); |
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return ret;
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} |
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pkt->size = ret; |
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return ret;
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} |
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#endif
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#if CONFIG_RAWVIDEO_DEMUXER
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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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#endif
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#if CONFIG_INGENIENT_DEMUXER
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// http://www.artificis.hu/files/texts/ingenient.txt
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static int ingenient_read_packet(AVFormatContext *s, AVPacket *pkt) |
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{
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int ret, size, w, h, unk1, unk2;
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if (get_le32(s->pb) != MKTAG('M', 'J', 'P', 'G')) |
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return AVERROR(EIO); // FIXME |
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size = get_le32(s->pb); |
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w = get_le16(s->pb); |
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h = get_le16(s->pb); |
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url_fskip(s->pb, 8); // zero + size (padded?) |
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url_fskip(s->pb, 2);
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unk1 = get_le16(s->pb); |
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unk2 = get_le16(s->pb); |
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url_fskip(s->pb, 22); // ASCII timestamp |
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av_log(s, AV_LOG_DEBUG, "Ingenient packet: size=%d, width=%d, height=%d, unk1=%d unk2=%d\n",
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size, w, h, unk1, unk2); |
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if (av_new_packet(pkt, size) < 0) |
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return AVERROR(ENOMEM);
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pkt->pos = url_ftell(s->pb); |
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pkt->stream_index = 0;
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ret = get_buffer(s->pb, pkt->data, size); |
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if (ret < 0) { |
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av_free_packet(pkt); |
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return ret;
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} |
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pkt->size = ret; |
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return ret;
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} |
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#endif
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#if CONFIG_DEMUXERS
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int pcm_read_seek(AVFormatContext *s,
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int stream_index, int64_t timestamp, int flags) |
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{
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AVStream *st; |
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int block_align, byte_rate;
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int64_t pos, ret; |
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st = s->streams[0];
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block_align = st->codec->block_align ? st->codec->block_align : |
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(av_get_bits_per_sample(st->codec->codec_id) * st->codec->channels) >> 3;
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byte_rate = st->codec->bit_rate ? st->codec->bit_rate >> 3 :
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block_align * st->codec->sample_rate; |
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if (block_align <= 0 || byte_rate <= 0) |
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return -1; |
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if (timestamp < 0) timestamp = 0; |
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/* compute the position by aligning it to block_align */
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pos = av_rescale_rnd(timestamp * byte_rate, |
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st->time_base.num, |
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st->time_base.den * (int64_t)block_align, |
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(flags & AVSEEK_FLAG_BACKWARD) ? AV_ROUND_DOWN : AV_ROUND_UP); |
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pos *= block_align; |
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/* recompute exact position */
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st->cur_dts = av_rescale(pos, st->time_base.den, byte_rate * (int64_t)st->time_base.num); |
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if ((ret = url_fseek(s->pb, pos + s->data_offset, SEEK_SET)) < 0) |
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return ret;
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return 0; |
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} |
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static int audio_read_header(AVFormatContext *s, |
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AVFormatParameters *ap) |
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{
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AVStream *st = av_new_stream(s, 0);
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if (!st)
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return AVERROR(ENOMEM);
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st->codec->codec_type = AVMEDIA_TYPE_AUDIO; |
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st->codec->codec_id = s->iformat->value; |
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st->need_parsing = AVSTREAM_PARSE_FULL; |
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/* the parameters will be extracted from the compressed bitstream */
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return 0; |
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} |
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/* MPEG-1/H.263 input */
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static int video_read_header(AVFormatContext *s, |
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AVFormatParameters *ap) |
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{
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AVStream *st; |
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st = av_new_stream(s, 0);
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if (!st)
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return AVERROR(ENOMEM);
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st->codec->codec_type = AVMEDIA_TYPE_VIDEO; |
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st->codec->codec_id = s->iformat->value; |
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st->need_parsing = AVSTREAM_PARSE_FULL; |
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/* for MJPEG, specify frame rate */
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/* for MPEG-4 specify it, too (most MPEG-4 streams do not have the fixed_vop_rate set ...)*/
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if (ap->time_base.num) {
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st->codec->time_base= ap->time_base; |
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} else if ( st->codec->codec_id == CODEC_ID_MJPEG || |
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st->codec->codec_id == CODEC_ID_MPEG4 || |
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st->codec->codec_id == CODEC_ID_DIRAC || |
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st->codec->codec_id == CODEC_ID_DNXHD || |
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st->codec->codec_id == CODEC_ID_H264) {
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st->codec->time_base= (AVRational){1,25};
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} |
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av_set_pts_info(st, 64, 1, 1200000); |
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return 0; |
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} |
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#endif
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#if CONFIG_MPEGVIDEO_DEMUXER
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#define SEQ_START_CODE 0x000001b3 |
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#define GOP_START_CODE 0x000001b8 |
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#define PICTURE_START_CODE 0x00000100 |
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#define SLICE_START_CODE 0x00000101 |
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#define PACK_START_CODE 0x000001ba |
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#define VIDEO_ID 0x000001e0 |
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#define AUDIO_ID 0x000001c0 |
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static int mpegvideo_probe(AVProbeData *p) |
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{
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uint32_t code= -1;
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int pic=0, seq=0, slice=0, pspack=0, pes=0; |
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int i;
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for(i=0; i<p->buf_size; i++){ |
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code = (code<<8) + p->buf[i];
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if ((code & 0xffffff00) == 0x100) { |
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switch(code){
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case SEQ_START_CODE: seq++; break; |
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case PICTURE_START_CODE: pic++; break; |
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case SLICE_START_CODE: slice++; break; |
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case PACK_START_CODE: pspack++; break; |
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} |
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if ((code & 0x1f0) == VIDEO_ID) pes++; |
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else if((code & 0x1e0) == AUDIO_ID) pes++; |
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} |
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} |
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if(seq && seq*9<=pic*10 && pic*9<=slice*10 && !pspack && !pes) |
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return pic>1 ? AVPROBE_SCORE_MAX/2+1 : AVPROBE_SCORE_MAX/4; // +1 for .mpg |
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return 0; |
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} |
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#endif
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#if CONFIG_CAVSVIDEO_DEMUXER
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#define CAVS_SEQ_START_CODE 0x000001b0 |
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#define CAVS_PIC_I_START_CODE 0x000001b3 |
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#define CAVS_UNDEF_START_CODE 0x000001b4 |
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#define CAVS_PIC_PB_START_CODE 0x000001b6 |
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#define CAVS_VIDEO_EDIT_CODE 0x000001b7 |
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#define CAVS_PROFILE_JIZHUN 0x20 |
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static int cavsvideo_probe(AVProbeData *p) |
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{
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uint32_t code= -1;
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int pic=0, seq=0, slice_pos = 0; |
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int i;
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for(i=0; i<p->buf_size; i++){ |
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code = (code<<8) + p->buf[i];
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if ((code & 0xffffff00) == 0x100) { |
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if(code < CAVS_SEQ_START_CODE) {
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/* slices have to be consecutive */
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if(code < slice_pos)
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return 0; |
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slice_pos = code; |
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} else {
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slice_pos = 0;
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} |
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if (code == CAVS_SEQ_START_CODE) {
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seq++; |
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/* check for the only currently supported profile */
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if(p->buf[i+1] != CAVS_PROFILE_JIZHUN) |
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return 0; |
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} else if ((code == CAVS_PIC_I_START_CODE) || |
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(code == CAVS_PIC_PB_START_CODE)) {
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pic++; |
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} else if ((code == CAVS_UNDEF_START_CODE) || |
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(code > CAVS_VIDEO_EDIT_CODE)) {
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return 0; |
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} |
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} |
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} |
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if(seq && seq*9<=pic*10) |
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return AVPROBE_SCORE_MAX/2; |
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return 0; |
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} |
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#endif
|
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|
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#if CONFIG_M4V_DEMUXER
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#define VISUAL_OBJECT_START_CODE 0x000001b5 |
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#define VOP_START_CODE 0x000001b6 |
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|
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static int mpeg4video_probe(AVProbeData *probe_packet) |
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{
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uint32_t temp_buffer= -1;
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int VO=0, VOL=0, VOP = 0, VISO = 0, res=0; |
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int i;
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|
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for(i=0; i<probe_packet->buf_size; i++){ |
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temp_buffer = (temp_buffer<<8) + probe_packet->buf[i];
|
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if ((temp_buffer & 0xffffff00) != 0x100) |
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continue;
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|
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if (temp_buffer == VOP_START_CODE) VOP++;
|
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else if (temp_buffer == VISUAL_OBJECT_START_CODE) VISO++; |
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else if (temp_buffer < 0x120) VO++; |
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else if (temp_buffer < 0x130) VOL++; |
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else if ( !(0x1AF < temp_buffer && temp_buffer < 0x1B7) |
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&& !(0x1B9 < temp_buffer && temp_buffer < 0x1C4)) res++; |
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} |
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|
| 397 |
if ( VOP >= VISO && VOP >= VOL && VO >= VOL && VOL > 0 && res==0) |
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return AVPROBE_SCORE_MAX/2; |
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return 0; |
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} |
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#endif
|
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|
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#if CONFIG_H264_DEMUXER
|
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static int h264_probe(AVProbeData *p) |
| 405 |
{
|
| 406 |
uint32_t code= -1;
|
| 407 |
int sps=0, pps=0, idr=0, res=0, sli=0; |
| 408 |
int i;
|
| 409 |
|
| 410 |
for(i=0; i<p->buf_size; i++){ |
| 411 |
code = (code<<8) + p->buf[i];
|
| 412 |
if ((code & 0xffffff00) == 0x100) { |
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int ref_idc= (code>>5)&3; |
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int type = code & 0x1F; |
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static const int8_t ref_zero[32]={ |
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2, 0, 0, 0, 0,-1, 1,-1, |
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-1, 1, 1, 1, 1,-1, 2, 2, |
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2, 2, 2, 0, 2, 2, 2, 2, |
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2, 2, 2, 2, 2, 2, 2, 2 |
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}; |
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|
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if(code & 0x80) //forbidden bit |
| 423 |
return 0; |
| 424 |
|
| 425 |
if(ref_zero[type] == 1 && ref_idc) |
| 426 |
return 0; |
| 427 |
if(ref_zero[type] ==-1 && !ref_idc) |
| 428 |
return 0; |
| 429 |
if(ref_zero[type] == 2) |
| 430 |
res++; |
| 431 |
|
| 432 |
switch(type){
|
| 433 |
case 1: sli++; break; |
| 434 |
case 5: idr++; break; |
| 435 |
case 7: |
| 436 |
if(p->buf[i+2]&0x0F) |
| 437 |
return 0; |
| 438 |
sps++; |
| 439 |
break;
|
| 440 |
case 8: pps++; break; |
| 441 |
} |
| 442 |
} |
| 443 |
} |
| 444 |
if(sps && pps && (idr||sli>3) && res<(sps+pps+idr)) |
| 445 |
return AVPROBE_SCORE_MAX/2+1; // +1 for .mpg |
| 446 |
return 0; |
| 447 |
} |
| 448 |
#endif
|
| 449 |
|
| 450 |
#if CONFIG_H263_DEMUXER
|
| 451 |
static int h263_probe(AVProbeData *p) |
| 452 |
{
|
| 453 |
uint64_t code= -1;
|
| 454 |
int i;
|
| 455 |
int valid_psc=0; |
| 456 |
int invalid_psc=0; |
| 457 |
int res_change=0; |
| 458 |
int src_fmt, last_src_fmt=-1; |
| 459 |
|
| 460 |
for(i=0; i<p->buf_size; i++){ |
| 461 |
code = (code<<8) + p->buf[i];
|
| 462 |
if ((code & 0xfffffc0000) == 0x800000) { |
| 463 |
src_fmt= (code>>2)&3; |
| 464 |
if( src_fmt != last_src_fmt
|
| 465 |
&& last_src_fmt>0 && last_src_fmt<6 |
| 466 |
&& src_fmt<6)
|
| 467 |
res_change++; |
| 468 |
|
| 469 |
if((code&0x300)==0x200 && src_fmt){ |
| 470 |
valid_psc++; |
| 471 |
}else
|
| 472 |
invalid_psc++; |
| 473 |
last_src_fmt= src_fmt; |
| 474 |
} |
| 475 |
} |
| 476 |
//av_log(NULL, AV_LOG_ERROR, "h263_probe: psc:%d invalid:%d res_change:%d\n", valid_psc, invalid_psc, res_change);
|
| 477 |
//h263_probe: psc:3 invalid:0 res_change:0 (1588/recent_ffmpeg_parses_mpg_incorrectly.mpg)
|
| 478 |
if(valid_psc > 2*invalid_psc + 2*res_change + 3){ |
| 479 |
return 50; |
| 480 |
}else if(valid_psc > 2*invalid_psc) |
| 481 |
return 25; |
| 482 |
return 0; |
| 483 |
} |
| 484 |
#endif
|
| 485 |
|
| 486 |
#if CONFIG_H261_DEMUXER
|
| 487 |
static int h261_probe(AVProbeData *p) |
| 488 |
{
|
| 489 |
uint32_t code= -1;
|
| 490 |
int i;
|
| 491 |
int valid_psc=0; |
| 492 |
int invalid_psc=0; |
| 493 |
int next_gn=0; |
| 494 |
int src_fmt=0; |
| 495 |
GetBitContext gb; |
| 496 |
|
| 497 |
init_get_bits(&gb, p->buf, p->buf_size*8);
|
| 498 |
|
| 499 |
for(i=0; i<p->buf_size*8; i++){ |
| 500 |
if ((code & 0x01ff0000) || !(code & 0xff00)) { |
| 501 |
code = (code<<8) + get_bits(&gb, 8); |
| 502 |
i += 7;
|
| 503 |
} else
|
| 504 |
code = (code<<1) + get_bits1(&gb);
|
| 505 |
if ((code & 0xffff0000) == 0x10000) { |
| 506 |
int gn= (code>>12)&0xf; |
| 507 |
if(!gn)
|
| 508 |
src_fmt= code&8;
|
| 509 |
if(gn != next_gn) invalid_psc++;
|
| 510 |
else valid_psc++;
|
| 511 |
|
| 512 |
if(src_fmt){ // CIF |
| 513 |
next_gn= (gn+1 )%13; |
| 514 |
}else{ //QCIF |
| 515 |
next_gn= (gn+1+!!gn)% 7; |
| 516 |
} |
| 517 |
} |
| 518 |
} |
| 519 |
if(valid_psc > 2*invalid_psc + 6){ |
| 520 |
return 50; |
| 521 |
}else if(valid_psc > 2*invalid_psc + 2) |
| 522 |
return 25; |
| 523 |
return 0; |
| 524 |
} |
| 525 |
#endif
|
| 526 |
|
| 527 |
#if CONFIG_DTS_DEMUXER
|
| 528 |
#define DCA_MARKER_14B_BE 0x1FFFE800 |
| 529 |
#define DCA_MARKER_14B_LE 0xFF1F00E8 |
| 530 |
#define DCA_MARKER_RAW_BE 0x7FFE8001 |
| 531 |
#define DCA_MARKER_RAW_LE 0xFE7F0180 |
| 532 |
static int dts_probe(AVProbeData *p) |
| 533 |
{
|
| 534 |
const uint8_t *buf, *bufp;
|
| 535 |
uint32_t state = -1;
|
| 536 |
int markers[3] = {0}; |
| 537 |
int sum, max;
|
| 538 |
|
| 539 |
buf = p->buf; |
| 540 |
|
| 541 |
for(; buf < (p->buf+p->buf_size)-2; buf+=2) { |
| 542 |
bufp = buf; |
| 543 |
state = (state << 16) | bytestream_get_be16(&bufp);
|
| 544 |
|
| 545 |
/* regular bitstream */
|
| 546 |
if (state == DCA_MARKER_RAW_BE || state == DCA_MARKER_RAW_LE)
|
| 547 |
markers[0]++;
|
| 548 |
|
| 549 |
/* 14 bits big-endian bitstream */
|
| 550 |
if (state == DCA_MARKER_14B_BE)
|
| 551 |
if ((bytestream_get_be16(&bufp) & 0xFFF0) == 0x07F0) |
| 552 |
markers[1]++;
|
| 553 |
|
| 554 |
/* 14 bits little-endian bitstream */
|
| 555 |
if (state == DCA_MARKER_14B_LE)
|
| 556 |
if ((bytestream_get_be16(&bufp) & 0xF0FF) == 0xF007) |
| 557 |
markers[2]++;
|
| 558 |
} |
| 559 |
sum = markers[0] + markers[1] + markers[2]; |
| 560 |
max = markers[1] > markers[0]; |
| 561 |
max = markers[2] > markers[max] ? 2 : max; |
| 562 |
if (markers[max] > 3 && p->buf_size / markers[max] < 32*1024 && |
| 563 |
markers[max] * 4 > sum * 3) |
| 564 |
return AVPROBE_SCORE_MAX/2+1; |
| 565 |
|
| 566 |
return 0; |
| 567 |
} |
| 568 |
#endif
|
| 569 |
|
| 570 |
#if CONFIG_DIRAC_DEMUXER
|
| 571 |
static int dirac_probe(AVProbeData *p) |
| 572 |
{
|
| 573 |
if (AV_RL32(p->buf) == MKTAG('B', 'B', 'C', 'D')) |
| 574 |
return AVPROBE_SCORE_MAX;
|
| 575 |
else
|
| 576 |
return 0; |
| 577 |
} |
| 578 |
#endif
|
| 579 |
|
| 580 |
#if CONFIG_DNXHD_DEMUXER
|
| 581 |
static int dnxhd_probe(AVProbeData *p) |
| 582 |
{
|
| 583 |
static const uint8_t header[] = {0x00,0x00,0x02,0x80,0x01}; |
| 584 |
int w, h, compression_id;
|
| 585 |
if (p->buf_size < 0x2c) |
| 586 |
return 0; |
| 587 |
if (memcmp(p->buf, header, 5)) |
| 588 |
return 0; |
| 589 |
h = AV_RB16(p->buf + 0x18);
|
| 590 |
w = AV_RB16(p->buf + 0x1a);
|
| 591 |
if (!w || !h)
|
| 592 |
return 0; |
| 593 |
compression_id = AV_RB32(p->buf + 0x28);
|
| 594 |
if (compression_id < 1237 || compression_id > 1253) |
| 595 |
return 0; |
| 596 |
return AVPROBE_SCORE_MAX;
|
| 597 |
} |
| 598 |
#endif
|
| 599 |
|
| 600 |
#if CONFIG_AC3_DEMUXER || CONFIG_EAC3_DEMUXER
|
| 601 |
static int ac3_eac3_probe(AVProbeData *p, enum CodecID expected_codec_id) |
| 602 |
{
|
| 603 |
int max_frames, first_frames = 0, frames; |
| 604 |
uint8_t *buf, *buf2, *end; |
| 605 |
AC3HeaderInfo hdr; |
| 606 |
GetBitContext gbc; |
| 607 |
enum CodecID codec_id = CODEC_ID_AC3;
|
| 608 |
|
| 609 |
max_frames = 0;
|
| 610 |
buf = p->buf; |
| 611 |
end = buf + p->buf_size; |
| 612 |
|
| 613 |
for(; buf < end; buf++) {
|
| 614 |
buf2 = buf; |
| 615 |
|
| 616 |
for(frames = 0; buf2 < end; frames++) { |
| 617 |
init_get_bits(&gbc, buf2, 54);
|
| 618 |
if(ff_ac3_parse_header(&gbc, &hdr) < 0) |
| 619 |
break;
|
| 620 |
if(buf2 + hdr.frame_size > end ||
|
| 621 |
av_crc(av_crc_get_table(AV_CRC_16_ANSI), 0, buf2 + 2, hdr.frame_size - 2)) |
| 622 |
break;
|
| 623 |
if (hdr.bitstream_id > 10) |
| 624 |
codec_id = CODEC_ID_EAC3; |
| 625 |
buf2 += hdr.frame_size; |
| 626 |
} |
| 627 |
max_frames = FFMAX(max_frames, frames); |
| 628 |
if(buf == p->buf)
|
| 629 |
first_frames = frames; |
| 630 |
} |
| 631 |
if(codec_id != expected_codec_id) return 0; |
| 632 |
// keep this in sync with mp3 probe, both need to avoid
|
| 633 |
// issues with MPEG-files!
|
| 634 |
if (first_frames>=4) return AVPROBE_SCORE_MAX/2+1; |
| 635 |
else if(max_frames>500)return AVPROBE_SCORE_MAX/2; |
| 636 |
else if(max_frames>=4) return AVPROBE_SCORE_MAX/4; |
| 637 |
else if(max_frames>=1) return 1; |
| 638 |
else return 0; |
| 639 |
} |
| 640 |
#endif
|
| 641 |
|
| 642 |
#if CONFIG_AC3_DEMUXER
|
| 643 |
static int ac3_probe(AVProbeData *p) |
| 644 |
{
|
| 645 |
return ac3_eac3_probe(p, CODEC_ID_AC3);
|
| 646 |
} |
| 647 |
#endif
|
| 648 |
|
| 649 |
#if CONFIG_EAC3_DEMUXER
|
| 650 |
static int eac3_probe(AVProbeData *p) |
| 651 |
{
|
| 652 |
return ac3_eac3_probe(p, CODEC_ID_EAC3);
|
| 653 |
} |
| 654 |
#endif
|
| 655 |
|
| 656 |
#if CONFIG_AAC_DEMUXER
|
| 657 |
static int adts_aac_probe(AVProbeData *p) |
| 658 |
{
|
| 659 |
int max_frames = 0, first_frames = 0; |
| 660 |
int fsize, frames;
|
| 661 |
uint8_t *buf0 = p->buf; |
| 662 |
uint8_t *buf2; |
| 663 |
uint8_t *buf; |
| 664 |
uint8_t *end = buf0 + p->buf_size - 7;
|
| 665 |
|
| 666 |
if (ff_id3v2_match(buf0)) {
|
| 667 |
buf0 += ff_id3v2_tag_len(buf0); |
| 668 |
} |
| 669 |
buf = buf0; |
| 670 |
|
| 671 |
for(; buf < end; buf= buf2+1) { |
| 672 |
buf2 = buf; |
| 673 |
|
| 674 |
for(frames = 0; buf2 < end; frames++) { |
| 675 |
uint32_t header = AV_RB16(buf2); |
| 676 |
if((header&0xFFF6) != 0xFFF0) |
| 677 |
break;
|
| 678 |
fsize = (AV_RB32(buf2+3)>>13) & 0x8FFF; |
| 679 |
if(fsize < 7) |
| 680 |
break;
|
| 681 |
buf2 += fsize; |
| 682 |
} |
| 683 |
max_frames = FFMAX(max_frames, frames); |
| 684 |
if(buf == buf0)
|
| 685 |
first_frames= frames; |
| 686 |
} |
| 687 |
if (first_frames>=3) return AVPROBE_SCORE_MAX/2+1; |
| 688 |
else if(max_frames>500)return AVPROBE_SCORE_MAX/2; |
| 689 |
else if(max_frames>=3) return AVPROBE_SCORE_MAX/4; |
| 690 |
else if(max_frames>=1) return 1; |
| 691 |
else return 0; |
| 692 |
} |
| 693 |
|
| 694 |
static int adts_aac_read_header(AVFormatContext *s, |
| 695 |
AVFormatParameters *ap) |
| 696 |
{
|
| 697 |
AVStream *st; |
| 698 |
|
| 699 |
st = av_new_stream(s, 0);
|
| 700 |
if (!st)
|
| 701 |
return AVERROR(ENOMEM);
|
| 702 |
|
| 703 |
st->codec->codec_type = AVMEDIA_TYPE_AUDIO; |
| 704 |
st->codec->codec_id = s->iformat->value; |
| 705 |
st->need_parsing = AVSTREAM_PARSE_FULL; |
| 706 |
|
| 707 |
ff_id3v1_read(s); |
| 708 |
ff_id3v2_read(s); |
| 709 |
|
| 710 |
return 0; |
| 711 |
} |
| 712 |
|
| 713 |
#endif
|
| 714 |
|
| 715 |
/* Note: Do not forget to add new entries to the Makefile as well. */
|
| 716 |
|
| 717 |
#if CONFIG_AAC_DEMUXER
|
| 718 |
AVInputFormat aac_demuxer = {
|
| 719 |
"aac",
|
| 720 |
NULL_IF_CONFIG_SMALL("raw ADTS AAC"),
|
| 721 |
0,
|
| 722 |
adts_aac_probe, |
| 723 |
adts_aac_read_header, |
| 724 |
ff_raw_read_partial_packet, |
| 725 |
.flags= AVFMT_GENERIC_INDEX, |
| 726 |
.extensions = "aac",
|
| 727 |
.value = CODEC_ID_AAC, |
| 728 |
}; |
| 729 |
#endif
|
| 730 |
|
| 731 |
#if CONFIG_AC3_DEMUXER
|
| 732 |
AVInputFormat ac3_demuxer = {
|
| 733 |
"ac3",
|
| 734 |
NULL_IF_CONFIG_SMALL("raw AC-3"),
|
| 735 |
0,
|
| 736 |
ac3_probe, |
| 737 |
audio_read_header, |
| 738 |
ff_raw_read_partial_packet, |
| 739 |
.flags= AVFMT_GENERIC_INDEX, |
| 740 |
.extensions = "ac3",
|
| 741 |
.value = CODEC_ID_AC3, |
| 742 |
}; |
| 743 |
#endif
|
| 744 |
|
| 745 |
#if CONFIG_AC3_MUXER
|
| 746 |
AVOutputFormat ac3_muxer = {
|
| 747 |
"ac3",
|
| 748 |
NULL_IF_CONFIG_SMALL("raw AC-3"),
|
| 749 |
"audio/x-ac3",
|
| 750 |
"ac3",
|
| 751 |
0,
|
| 752 |
CODEC_ID_AC3, |
| 753 |
CODEC_ID_NONE, |
| 754 |
NULL,
|
| 755 |
raw_write_packet, |
| 756 |
.flags= AVFMT_NOTIMESTAMPS, |
| 757 |
}; |
| 758 |
#endif
|
| 759 |
|
| 760 |
#if CONFIG_DIRAC_DEMUXER
|
| 761 |
AVInputFormat dirac_demuxer = {
|
| 762 |
"dirac",
|
| 763 |
NULL_IF_CONFIG_SMALL("raw Dirac"),
|
| 764 |
0,
|
| 765 |
dirac_probe, |
| 766 |
video_read_header, |
| 767 |
ff_raw_read_partial_packet, |
| 768 |
.flags= AVFMT_GENERIC_INDEX, |
| 769 |
.value = CODEC_ID_DIRAC, |
| 770 |
}; |
| 771 |
#endif
|
| 772 |
|
| 773 |
#if CONFIG_DIRAC_MUXER
|
| 774 |
AVOutputFormat dirac_muxer = {
|
| 775 |
"dirac",
|
| 776 |
NULL_IF_CONFIG_SMALL("raw Dirac"),
|
| 777 |
NULL,
|
| 778 |
"drc",
|
| 779 |
0,
|
| 780 |
CODEC_ID_NONE, |
| 781 |
CODEC_ID_DIRAC, |
| 782 |
NULL,
|
| 783 |
raw_write_packet, |
| 784 |
.flags= AVFMT_NOTIMESTAMPS, |
| 785 |
}; |
| 786 |
#endif
|
| 787 |
|
| 788 |
#if CONFIG_DNXHD_DEMUXER
|
| 789 |
AVInputFormat dnxhd_demuxer = {
|
| 790 |
"dnxhd",
|
| 791 |
NULL_IF_CONFIG_SMALL("raw DNxHD (SMPTE VC-3)"),
|
| 792 |
0,
|
| 793 |
dnxhd_probe, |
| 794 |
video_read_header, |
| 795 |
ff_raw_read_partial_packet, |
| 796 |
.flags= AVFMT_GENERIC_INDEX, |
| 797 |
.value = CODEC_ID_DNXHD, |
| 798 |
}; |
| 799 |
#endif
|
| 800 |
|
| 801 |
#if CONFIG_DNXHD_MUXER
|
| 802 |
AVOutputFormat dnxhd_muxer = {
|
| 803 |
"dnxhd",
|
| 804 |
NULL_IF_CONFIG_SMALL("raw DNxHD (SMPTE VC-3)"),
|
| 805 |
NULL,
|
| 806 |
"dnxhd",
|
| 807 |
0,
|
| 808 |
CODEC_ID_NONE, |
| 809 |
CODEC_ID_DNXHD, |
| 810 |
NULL,
|
| 811 |
raw_write_packet, |
| 812 |
.flags= AVFMT_NOTIMESTAMPS, |
| 813 |
}; |
| 814 |
#endif
|
| 815 |
|
| 816 |
#if CONFIG_DTS_DEMUXER
|
| 817 |
AVInputFormat dts_demuxer = {
|
| 818 |
"dts",
|
| 819 |
NULL_IF_CONFIG_SMALL("raw DTS"),
|
| 820 |
0,
|
| 821 |
dts_probe, |
| 822 |
audio_read_header, |
| 823 |
ff_raw_read_partial_packet, |
| 824 |
.flags= AVFMT_GENERIC_INDEX, |
| 825 |
.extensions = "dts",
|
| 826 |
.value = CODEC_ID_DTS, |
| 827 |
}; |
| 828 |
#endif
|
| 829 |
|
| 830 |
#if CONFIG_DTS_MUXER
|
| 831 |
AVOutputFormat dts_muxer = {
|
| 832 |
"dts",
|
| 833 |
NULL_IF_CONFIG_SMALL("raw DTS"),
|
| 834 |
"audio/x-dca",
|
| 835 |
"dts",
|
| 836 |
0,
|
| 837 |
CODEC_ID_DTS, |
| 838 |
CODEC_ID_NONE, |
| 839 |
NULL,
|
| 840 |
raw_write_packet, |
| 841 |
.flags= AVFMT_NOTIMESTAMPS, |
| 842 |
}; |
| 843 |
#endif
|
| 844 |
|
| 845 |
#if CONFIG_EAC3_DEMUXER
|
| 846 |
AVInputFormat eac3_demuxer = {
|
| 847 |
"eac3",
|
| 848 |
NULL_IF_CONFIG_SMALL("raw E-AC-3"),
|
| 849 |
0,
|
| 850 |
eac3_probe, |
| 851 |
audio_read_header, |
| 852 |
ff_raw_read_partial_packet, |
| 853 |
.flags= AVFMT_GENERIC_INDEX, |
| 854 |
.extensions = "eac3",
|
| 855 |
.value = CODEC_ID_EAC3, |
| 856 |
}; |
| 857 |
#endif
|
| 858 |
|
| 859 |
#if CONFIG_EAC3_MUXER
|
| 860 |
AVOutputFormat eac3_muxer = {
|
| 861 |
"eac3",
|
| 862 |
NULL_IF_CONFIG_SMALL("raw E-AC-3"),
|
| 863 |
"audio/x-eac3",
|
| 864 |
"eac3",
|
| 865 |
0,
|
| 866 |
CODEC_ID_EAC3, |
| 867 |
CODEC_ID_NONE, |
| 868 |
NULL,
|
| 869 |
raw_write_packet, |
| 870 |
.flags= AVFMT_NOTIMESTAMPS, |
| 871 |
}; |
| 872 |
#endif
|
| 873 |
|
| 874 |
#if CONFIG_GSM_DEMUXER
|
| 875 |
AVInputFormat gsm_demuxer = {
|
| 876 |
"gsm",
|
| 877 |
NULL_IF_CONFIG_SMALL("raw GSM"),
|
| 878 |
0,
|
| 879 |
NULL,
|
| 880 |
audio_read_header, |
| 881 |
ff_raw_read_partial_packet, |
| 882 |
.flags= AVFMT_GENERIC_INDEX, |
| 883 |
.extensions = "gsm",
|
| 884 |
.value = CODEC_ID_GSM, |
| 885 |
}; |
| 886 |
#endif
|
| 887 |
|
| 888 |
#if CONFIG_H261_DEMUXER
|
| 889 |
AVInputFormat h261_demuxer = {
|
| 890 |
"h261",
|
| 891 |
NULL_IF_CONFIG_SMALL("raw H.261"),
|
| 892 |
0,
|
| 893 |
h261_probe, |
| 894 |
video_read_header, |
| 895 |
ff_raw_read_partial_packet, |
| 896 |
.flags= AVFMT_GENERIC_INDEX, |
| 897 |
.extensions = "h261",
|
| 898 |
.value = CODEC_ID_H261, |
| 899 |
}; |
| 900 |
#endif
|
| 901 |
|
| 902 |
#if CONFIG_H261_MUXER
|
| 903 |
AVOutputFormat h261_muxer = {
|
| 904 |
"h261",
|
| 905 |
NULL_IF_CONFIG_SMALL("raw H.261"),
|
| 906 |
"video/x-h261",
|
| 907 |
"h261",
|
| 908 |
0,
|
| 909 |
CODEC_ID_NONE, |
| 910 |
CODEC_ID_H261, |
| 911 |
NULL,
|
| 912 |
raw_write_packet, |
| 913 |
.flags= AVFMT_NOTIMESTAMPS, |
| 914 |
}; |
| 915 |
#endif
|
| 916 |
|
| 917 |
#if CONFIG_H263_DEMUXER
|
| 918 |
AVInputFormat h263_demuxer = {
|
| 919 |
"h263",
|
| 920 |
NULL_IF_CONFIG_SMALL("raw H.263"),
|
| 921 |
0,
|
| 922 |
h263_probe, |
| 923 |
video_read_header, |
| 924 |
ff_raw_read_partial_packet, |
| 925 |
.flags= AVFMT_GENERIC_INDEX, |
| 926 |
// .extensions = "h263", //FIXME remove after writing mpeg4_probe
|
| 927 |
.value = CODEC_ID_H263, |
| 928 |
}; |
| 929 |
#endif
|
| 930 |
|
| 931 |
#if CONFIG_H263_MUXER
|
| 932 |
AVOutputFormat h263_muxer = {
|
| 933 |
"h263",
|
| 934 |
NULL_IF_CONFIG_SMALL("raw H.263"),
|
| 935 |
"video/x-h263",
|
| 936 |
"h263",
|
| 937 |
0,
|
| 938 |
CODEC_ID_NONE, |
| 939 |
CODEC_ID_H263, |
| 940 |
NULL,
|
| 941 |
raw_write_packet, |
| 942 |
.flags= AVFMT_NOTIMESTAMPS, |
| 943 |
}; |
| 944 |
#endif
|
| 945 |
|
| 946 |
#if CONFIG_H264_DEMUXER
|
| 947 |
AVInputFormat h264_demuxer = {
|
| 948 |
"h264",
|
| 949 |
NULL_IF_CONFIG_SMALL("raw H.264 video format"),
|
| 950 |
0,
|
| 951 |
h264_probe, |
| 952 |
video_read_header, |
| 953 |
ff_raw_read_partial_packet, |
| 954 |
.flags= AVFMT_GENERIC_INDEX, |
| 955 |
.extensions = "h26l,h264,264", //FIXME remove after writing mpeg4_probe |
| 956 |
.value = CODEC_ID_H264, |
| 957 |
}; |
| 958 |
#endif
|
| 959 |
|
| 960 |
#if CONFIG_H264_MUXER
|
| 961 |
AVOutputFormat h264_muxer = {
|
| 962 |
"h264",
|
| 963 |
NULL_IF_CONFIG_SMALL("raw H.264 video format"),
|
| 964 |
NULL,
|
| 965 |
"h264",
|
| 966 |
0,
|
| 967 |
CODEC_ID_NONE, |
| 968 |
CODEC_ID_H264, |
| 969 |
NULL,
|
| 970 |
raw_write_packet, |
| 971 |
.flags= AVFMT_NOTIMESTAMPS, |
| 972 |
}; |
| 973 |
#endif
|
| 974 |
|
| 975 |
#if CONFIG_INGENIENT_DEMUXER
|
| 976 |
AVInputFormat ingenient_demuxer = {
|
| 977 |
"ingenient",
|
| 978 |
NULL_IF_CONFIG_SMALL("raw Ingenient MJPEG"),
|
| 979 |
0,
|
| 980 |
NULL,
|
| 981 |
video_read_header, |
| 982 |
ingenient_read_packet, |
| 983 |
.flags= AVFMT_GENERIC_INDEX, |
| 984 |
.extensions = "cgi", // FIXME |
| 985 |
.value = CODEC_ID_MJPEG, |
| 986 |
}; |
| 987 |
#endif
|
| 988 |
|
| 989 |
#if CONFIG_M4V_DEMUXER
|
| 990 |
AVInputFormat m4v_demuxer = {
|
| 991 |
"m4v",
|
| 992 |
NULL_IF_CONFIG_SMALL("raw MPEG-4 video format"),
|
| 993 |
0,
|
| 994 |
mpeg4video_probe, /** probing for MPEG-4 data */
|
| 995 |
video_read_header, |
| 996 |
ff_raw_read_partial_packet, |
| 997 |
.flags= AVFMT_GENERIC_INDEX, |
| 998 |
.extensions = "m4v",
|
| 999 |
.value = CODEC_ID_MPEG4, |
| 1000 |
}; |
| 1001 |
#endif
|
| 1002 |
|
| 1003 |
#if CONFIG_M4V_MUXER
|
| 1004 |
AVOutputFormat m4v_muxer = {
|
| 1005 |
"m4v",
|
| 1006 |
NULL_IF_CONFIG_SMALL("raw MPEG-4 video format"),
|
| 1007 |
NULL,
|
| 1008 |
"m4v",
|
| 1009 |
0,
|
| 1010 |
CODEC_ID_NONE, |
| 1011 |
CODEC_ID_MPEG4, |
| 1012 |
NULL,
|
| 1013 |
raw_write_packet, |
| 1014 |
.flags= AVFMT_NOTIMESTAMPS, |
| 1015 |
}; |
| 1016 |
#endif
|
| 1017 |
|
| 1018 |
#if CONFIG_MJPEG_DEMUXER
|
| 1019 |
AVInputFormat mjpeg_demuxer = {
|
| 1020 |
"mjpeg",
|
| 1021 |
NULL_IF_CONFIG_SMALL("raw MJPEG video"),
|
| 1022 |
0,
|
| 1023 |
NULL,
|
| 1024 |
video_read_header, |
| 1025 |
ff_raw_read_partial_packet, |
| 1026 |
.flags= AVFMT_GENERIC_INDEX, |
| 1027 |
.extensions = "mjpg,mjpeg",
|
| 1028 |
.value = CODEC_ID_MJPEG, |
| 1029 |
}; |
| 1030 |
#endif
|
| 1031 |
|
| 1032 |
#if CONFIG_MJPEG_MUXER
|
| 1033 |
AVOutputFormat mjpeg_muxer = {
|
| 1034 |
"mjpeg",
|
| 1035 |
NULL_IF_CONFIG_SMALL("raw MJPEG video"),
|
| 1036 |
"video/x-mjpeg",
|
| 1037 |
"mjpg,mjpeg",
|
| 1038 |
0,
|
| 1039 |
CODEC_ID_NONE, |
| 1040 |
CODEC_ID_MJPEG, |
| 1041 |
NULL,
|
| 1042 |
raw_write_packet, |
| 1043 |
.flags= AVFMT_NOTIMESTAMPS, |
| 1044 |
}; |
| 1045 |
#endif
|
| 1046 |
|
| 1047 |
#if CONFIG_MLP_DEMUXER
|
| 1048 |
AVInputFormat mlp_demuxer = {
|
| 1049 |
"mlp",
|
| 1050 |
NULL_IF_CONFIG_SMALL("raw MLP"),
|
| 1051 |
0,
|
| 1052 |
NULL,
|
| 1053 |
audio_read_header, |
| 1054 |
ff_raw_read_partial_packet, |
| 1055 |
.flags= AVFMT_GENERIC_INDEX, |
| 1056 |
.extensions = "mlp",
|
| 1057 |
.value = CODEC_ID_MLP, |
| 1058 |
}; |
| 1059 |
#endif
|
| 1060 |
|
| 1061 |
#if CONFIG_MLP_MUXER
|
| 1062 |
AVOutputFormat mlp_muxer = {
|
| 1063 |
"mlp",
|
| 1064 |
NULL_IF_CONFIG_SMALL("raw MLP"),
|
| 1065 |
NULL,
|
| 1066 |
"mlp",
|
| 1067 |
0,
|
| 1068 |
CODEC_ID_MLP, |
| 1069 |
CODEC_ID_NONE, |
| 1070 |
NULL,
|
| 1071 |
raw_write_packet, |
| 1072 |
.flags= AVFMT_NOTIMESTAMPS, |
| 1073 |
}; |
| 1074 |
#endif
|
| 1075 |
|
| 1076 |
#if CONFIG_TRUEHD_DEMUXER
|
| 1077 |
AVInputFormat truehd_demuxer = {
|
| 1078 |
"truehd",
|
| 1079 |
NULL_IF_CONFIG_SMALL("raw TrueHD"),
|
| 1080 |
0,
|
| 1081 |
NULL,
|
| 1082 |
audio_read_header, |
| 1083 |
ff_raw_read_partial_packet, |
| 1084 |
.flags= AVFMT_GENERIC_INDEX, |
| 1085 |
.extensions = "thd",
|
| 1086 |
.value = CODEC_ID_TRUEHD, |
| 1087 |
}; |
| 1088 |
#endif
|
| 1089 |
|
| 1090 |
#if CONFIG_TRUEHD_MUXER
|
| 1091 |
AVOutputFormat truehd_muxer = {
|
| 1092 |
"truehd",
|
| 1093 |
NULL_IF_CONFIG_SMALL("raw TrueHD"),
|
| 1094 |
NULL,
|
| 1095 |
"thd",
|
| 1096 |
0,
|
| 1097 |
CODEC_ID_TRUEHD, |
| 1098 |
CODEC_ID_NONE, |
| 1099 |
NULL,
|
| 1100 |
raw_write_packet, |
| 1101 |
.flags= AVFMT_NOTIMESTAMPS, |
| 1102 |
}; |
| 1103 |
#endif
|
| 1104 |
|
| 1105 |
#if CONFIG_MPEG1VIDEO_MUXER
|
| 1106 |
AVOutputFormat mpeg1video_muxer = {
|
| 1107 |
"mpeg1video",
|
| 1108 |
NULL_IF_CONFIG_SMALL("raw MPEG-1 video"),
|
| 1109 |
"video/x-mpeg",
|
| 1110 |
"mpg,mpeg,m1v",
|
| 1111 |
0,
|
| 1112 |
CODEC_ID_NONE, |
| 1113 |
CODEC_ID_MPEG1VIDEO, |
| 1114 |
NULL,
|
| 1115 |
raw_write_packet, |
| 1116 |
.flags= AVFMT_NOTIMESTAMPS, |
| 1117 |
}; |
| 1118 |
#endif
|
| 1119 |
|
| 1120 |
#if CONFIG_MPEG2VIDEO_MUXER
|
| 1121 |
AVOutputFormat mpeg2video_muxer = {
|
| 1122 |
"mpeg2video",
|
| 1123 |
NULL_IF_CONFIG_SMALL("raw MPEG-2 video"),
|
| 1124 |
NULL,
|
| 1125 |
"m2v",
|
| 1126 |
0,
|
| 1127 |
CODEC_ID_NONE, |
| 1128 |
CODEC_ID_MPEG2VIDEO, |
| 1129 |
NULL,
|
| 1130 |
raw_write_packet, |
| 1131 |
.flags= AVFMT_NOTIMESTAMPS, |
| 1132 |
}; |
| 1133 |
#endif
|
| 1134 |
|
| 1135 |
#if CONFIG_MPEGVIDEO_DEMUXER
|
| 1136 |
AVInputFormat mpegvideo_demuxer = {
|
| 1137 |
"mpegvideo",
|
| 1138 |
NULL_IF_CONFIG_SMALL("raw MPEG video"),
|
| 1139 |
0,
|
| 1140 |
mpegvideo_probe, |
| 1141 |
video_read_header, |
| 1142 |
ff_raw_read_partial_packet, |
| 1143 |
.flags= AVFMT_GENERIC_INDEX, |
| 1144 |
.value = CODEC_ID_MPEG1VIDEO, |
| 1145 |
}; |
| 1146 |
#endif
|
| 1147 |
|
| 1148 |
#if CONFIG_CAVSVIDEO_DEMUXER
|
| 1149 |
AVInputFormat cavsvideo_demuxer = {
|
| 1150 |
"cavsvideo",
|
| 1151 |
NULL_IF_CONFIG_SMALL("raw Chinese AVS video"),
|
| 1152 |
0,
|
| 1153 |
cavsvideo_probe, |
| 1154 |
video_read_header, |
| 1155 |
ff_raw_read_partial_packet, |
| 1156 |
.flags= AVFMT_GENERIC_INDEX, |
| 1157 |
.value = CODEC_ID_CAVS, |
| 1158 |
}; |
| 1159 |
#endif
|
| 1160 |
|
| 1161 |
#if CONFIG_NULL_MUXER
|
| 1162 |
AVOutputFormat null_muxer = {
|
| 1163 |
"null",
|
| 1164 |
NULL_IF_CONFIG_SMALL("raw null video format"),
|
| 1165 |
NULL,
|
| 1166 |
NULL,
|
| 1167 |
0,
|
| 1168 |
#if HAVE_BIGENDIAN
|
| 1169 |
CODEC_ID_PCM_S16BE, |
| 1170 |
#else
|
| 1171 |
CODEC_ID_PCM_S16LE, |
| 1172 |
#endif
|
| 1173 |
CODEC_ID_RAWVIDEO, |
| 1174 |
NULL,
|
| 1175 |
null_write_packet, |
| 1176 |
.flags = AVFMT_NOFILE | AVFMT_RAWPICTURE | AVFMT_NOTIMESTAMPS, |
| 1177 |
}; |
| 1178 |
#endif
|
| 1179 |
|
| 1180 |
#if CONFIG_RAWVIDEO_DEMUXER
|
| 1181 |
AVInputFormat rawvideo_demuxer = {
|
| 1182 |
"rawvideo",
|
| 1183 |
NULL_IF_CONFIG_SMALL("raw video format"),
|
| 1184 |
0,
|
| 1185 |
NULL,
|
| 1186 |
raw_read_header, |
| 1187 |
rawvideo_read_packet, |
| 1188 |
.flags= AVFMT_GENERIC_INDEX, |
| 1189 |
.extensions = "yuv,cif,qcif,rgb",
|
| 1190 |
.value = CODEC_ID_RAWVIDEO, |
| 1191 |
}; |
| 1192 |
#endif
|
| 1193 |
|
| 1194 |
#if CONFIG_RAWVIDEO_MUXER
|
| 1195 |
AVOutputFormat rawvideo_muxer = {
|
| 1196 |
"rawvideo",
|
| 1197 |
NULL_IF_CONFIG_SMALL("raw video format"),
|
| 1198 |
NULL,
|
| 1199 |
"yuv,rgb",
|
| 1200 |
0,
|
| 1201 |
CODEC_ID_NONE, |
| 1202 |
CODEC_ID_RAWVIDEO, |
| 1203 |
NULL,
|
| 1204 |
raw_write_packet, |
| 1205 |
.flags= AVFMT_NOTIMESTAMPS, |
| 1206 |
}; |
| 1207 |
#endif
|
| 1208 |
|
| 1209 |
#if CONFIG_ROQ_MUXER
|
| 1210 |
AVOutputFormat roq_muxer = |
| 1211 |
{
|
| 1212 |
"RoQ",
|
| 1213 |
NULL_IF_CONFIG_SMALL("raw id RoQ format"),
|
| 1214 |
NULL,
|
| 1215 |
"roq",
|
| 1216 |
0,
|
| 1217 |
CODEC_ID_ROQ_DPCM, |
| 1218 |
CODEC_ID_ROQ, |
| 1219 |
roq_write_header, |
| 1220 |
raw_write_packet, |
| 1221 |
}; |
| 1222 |
#endif
|
| 1223 |
|
| 1224 |
#if CONFIG_SHORTEN_DEMUXER
|
| 1225 |
AVInputFormat shorten_demuxer = {
|
| 1226 |
"shn",
|
| 1227 |
NULL_IF_CONFIG_SMALL("raw Shorten"),
|
| 1228 |
0,
|
| 1229 |
NULL,
|
| 1230 |
audio_read_header, |
| 1231 |
ff_raw_read_partial_packet, |
| 1232 |
.flags= AVFMT_GENERIC_INDEX, |
| 1233 |
.extensions = "shn",
|
| 1234 |
.value = CODEC_ID_SHORTEN, |
| 1235 |
}; |
| 1236 |
#endif
|
| 1237 |
|
| 1238 |
#if CONFIG_VC1_DEMUXER
|
| 1239 |
AVInputFormat vc1_demuxer = {
|
| 1240 |
"vc1",
|
| 1241 |
NULL_IF_CONFIG_SMALL("raw VC-1"),
|
| 1242 |
0,
|
| 1243 |
NULL /* vc1_probe */, |
| 1244 |
video_read_header, |
| 1245 |
ff_raw_read_partial_packet, |
| 1246 |
.extensions = "vc1",
|
| 1247 |
.value = CODEC_ID_VC1, |
| 1248 |
}; |
| 1249 |
#endif
|
| 1250 |
|
| 1251 |
/* PCM formats */
|
| 1252 |
|
| 1253 |
#define PCMINPUTDEF(name, long_name, ext, codec) \
|
| 1254 |
AVInputFormat pcm_ ## name ## _demuxer = {\ |
| 1255 |
#name,\
|
| 1256 |
NULL_IF_CONFIG_SMALL(long_name),\ |
| 1257 |
0,\
|
| 1258 |
NULL,\
|
| 1259 |
raw_read_header,\ |
| 1260 |
raw_read_packet,\ |
| 1261 |
NULL,\
|
| 1262 |
pcm_read_seek,\ |
| 1263 |
.flags= AVFMT_GENERIC_INDEX,\ |
| 1264 |
.extensions = ext,\ |
| 1265 |
.value = codec,\ |
| 1266 |
}; |
| 1267 |
|
| 1268 |
#define PCMOUTPUTDEF(name, long_name, ext, codec) \
|
| 1269 |
AVOutputFormat pcm_ ## name ## _muxer = {\ |
| 1270 |
#name,\
|
| 1271 |
NULL_IF_CONFIG_SMALL(long_name),\ |
| 1272 |
NULL,\
|
| 1273 |
ext,\ |
| 1274 |
0,\
|
| 1275 |
codec,\ |
| 1276 |
CODEC_ID_NONE,\ |
| 1277 |
NULL,\
|
| 1278 |
raw_write_packet,\ |
| 1279 |
.flags= AVFMT_NOTIMESTAMPS,\ |
| 1280 |
}; |
| 1281 |
|
| 1282 |
|
| 1283 |
#if !CONFIG_MUXERS && CONFIG_DEMUXERS
|
| 1284 |
#define PCMDEF(name, long_name, ext, codec) \
|
| 1285 |
PCMINPUTDEF(name, long_name, ext, codec) |
| 1286 |
#elif CONFIG_MUXERS && !CONFIG_DEMUXERS
|
| 1287 |
#define PCMDEF(name, long_name, ext, codec) \
|
| 1288 |
PCMOUTPUTDEF(name, long_name, ext, codec) |
| 1289 |
#elif CONFIG_MUXERS && CONFIG_DEMUXERS
|
| 1290 |
#define PCMDEF(name, long_name, ext, codec) \
|
| 1291 |
PCMINPUTDEF(name, long_name, ext, codec)\ |
| 1292 |
PCMOUTPUTDEF(name, long_name, ext, codec) |
| 1293 |
#else
|
| 1294 |
#define PCMDEF(name, long_name, ext, codec)
|
| 1295 |
#endif
|
| 1296 |
|
| 1297 |
#if HAVE_BIGENDIAN
|
| 1298 |
#define BE_DEF(s) s
|
| 1299 |
#define LE_DEF(s) NULL |
| 1300 |
#else
|
| 1301 |
#define BE_DEF(s) NULL |
| 1302 |
#define LE_DEF(s) s
|
| 1303 |
#endif
|
| 1304 |
|
| 1305 |
PCMDEF(f64be, "PCM 64 bit floating-point big-endian format",
|
| 1306 |
NULL, CODEC_ID_PCM_F64BE)
|
| 1307 |
|
| 1308 |
PCMDEF(f64le, "PCM 64 bit floating-point little-endian format",
|
| 1309 |
NULL, CODEC_ID_PCM_F64LE)
|
| 1310 |
|
| 1311 |
PCMDEF(f32be, "PCM 32 bit floating-point big-endian format",
|
| 1312 |
NULL, CODEC_ID_PCM_F32BE)
|
| 1313 |
|
| 1314 |
PCMDEF(f32le, "PCM 32 bit floating-point little-endian format",
|
| 1315 |
NULL, CODEC_ID_PCM_F32LE)
|
| 1316 |
|
| 1317 |
PCMDEF(s32be, "PCM signed 32 bit big-endian format",
|
| 1318 |
NULL, CODEC_ID_PCM_S32BE)
|
| 1319 |
|
| 1320 |
PCMDEF(s32le, "PCM signed 32 bit little-endian format",
|
| 1321 |
NULL, CODEC_ID_PCM_S32LE)
|
| 1322 |
|
| 1323 |
PCMDEF(s24be, "PCM signed 24 bit big-endian format",
|
| 1324 |
NULL, CODEC_ID_PCM_S24BE)
|
| 1325 |
|
| 1326 |
PCMDEF(s24le, "PCM signed 24 bit little-endian format",
|
| 1327 |
NULL, CODEC_ID_PCM_S24LE)
|
| 1328 |
|
| 1329 |
PCMDEF(s16be, "PCM signed 16 bit big-endian format",
|
| 1330 |
BE_DEF("sw"), CODEC_ID_PCM_S16BE)
|
| 1331 |
|
| 1332 |
PCMDEF(s16le, "PCM signed 16 bit little-endian format",
|
| 1333 |
LE_DEF("sw"), CODEC_ID_PCM_S16LE)
|
| 1334 |
|
| 1335 |
PCMDEF(s8, "PCM signed 8 bit format",
|
| 1336 |
"sb", CODEC_ID_PCM_S8)
|
| 1337 |
|
| 1338 |
PCMDEF(u32be, "PCM unsigned 32 bit big-endian format",
|
| 1339 |
NULL, CODEC_ID_PCM_U32BE)
|
| 1340 |
|
| 1341 |
PCMDEF(u32le, "PCM unsigned 32 bit little-endian format",
|
| 1342 |
NULL, CODEC_ID_PCM_U32LE)
|
| 1343 |
|
| 1344 |
PCMDEF(u24be, "PCM unsigned 24 bit big-endian format",
|
| 1345 |
NULL, CODEC_ID_PCM_U24BE)
|
| 1346 |
|
| 1347 |
PCMDEF(u24le, "PCM unsigned 24 bit little-endian format",
|
| 1348 |
NULL, CODEC_ID_PCM_U24LE)
|
| 1349 |
|
| 1350 |
PCMDEF(u16be, "PCM unsigned 16 bit big-endian format",
|
| 1351 |
BE_DEF("uw"), CODEC_ID_PCM_U16BE)
|
| 1352 |
|
| 1353 |
PCMDEF(u16le, "PCM unsigned 16 bit little-endian format",
|
| 1354 |
LE_DEF("uw"), CODEC_ID_PCM_U16LE)
|
| 1355 |
|
| 1356 |
PCMDEF(u8, "PCM unsigned 8 bit format",
|
| 1357 |
"ub", CODEC_ID_PCM_U8)
|
| 1358 |
|
| 1359 |
PCMDEF(alaw, "PCM A-law format",
|
| 1360 |
"al", CODEC_ID_PCM_ALAW)
|
| 1361 |
|
| 1362 |
PCMDEF(mulaw, "PCM mu-law format",
|
| 1363 |
"ul", CODEC_ID_PCM_MULAW)
|