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ffmpeg/libavformat/raw.c
Måns Rullgård 8a0f61c4fb Remove duplicate initialiser for cavsvideo_muxer.extensions 
The extensions field was initialised first to "cavs", then to "avs".
The name "cavs" is kept since this is used for the format elsewhere
and "avs" is already used for avisynth files.

Originally committed as revision 24538 to svn://svn.ffmpeg.org/ffmpeg/trunk
2010-07-27 08:21:23 +00:00

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/*
* RAW muxer and demuxer
* Copyright (c) 2001 Fabrice Bellard
* Copyright (c) 2005 Alex Beregszaszi
*
* 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 2.1 of the License, or (at your option) any later version.
*
* 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 FFmpeg; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
#include "libavutil/crc.h"
#include "libavcodec/ac3_parser.h"
#include "libavcodec/get_bits.h"
#include "libavcodec/bytestream.h"
#include "avformat.h"
#include "raw.h"
#include "id3v2.h"
#include "id3v1.h"
/* simple formats */
#if CONFIG_ROQ_MUXER
static int roq_write_header(struct AVFormatContext *s)
{
static const uint8_t header[] = {
0x84, 0x10, 0xFF, 0xFF, 0xFF, 0xFF, 0x1E, 0x00
};
put_buffer(s->pb, header, 8);
put_flush_packet(s->pb);
return 0;
}
#endif
#if CONFIG_NULL_MUXER
static int null_write_packet(struct AVFormatContext *s, AVPacket *pkt)
{
return 0;
}
#endif
#if CONFIG_MUXERS
static int raw_write_packet(struct AVFormatContext *s, AVPacket *pkt)
{
put_buffer(s->pb, pkt->data, pkt->size);
put_flush_packet(s->pb);
return 0;
}
#endif
#if CONFIG_DEMUXERS
/* raw input */
static int raw_read_header(AVFormatContext *s, AVFormatParameters *ap)
{
AVStream *st;
enum CodecID id;
st = av_new_stream(s, 0);
if (!st)
return AVERROR(ENOMEM);
id = s->iformat->value;
if (id == CODEC_ID_RAWVIDEO) {
st->codec->codec_type = AVMEDIA_TYPE_VIDEO;
} else {
st->codec->codec_type = AVMEDIA_TYPE_AUDIO;
}
st->codec->codec_id = id;
switch(st->codec->codec_type) {
case AVMEDIA_TYPE_AUDIO:
st->codec->sample_rate = ap->sample_rate;
if(ap->channels) st->codec->channels = ap->channels;
else st->codec->channels = 1;
st->codec->bits_per_coded_sample = av_get_bits_per_sample(st->codec->codec_id);
assert(st->codec->bits_per_coded_sample > 0);
st->codec->block_align = st->codec->bits_per_coded_sample*st->codec->channels/8;
av_set_pts_info(st, 64, 1, st->codec->sample_rate);
break;
case AVMEDIA_TYPE_VIDEO:
if(ap->time_base.num)
av_set_pts_info(st, 64, ap->time_base.num, ap->time_base.den);
else
av_set_pts_info(st, 64, 1, 25);
st->codec->width = ap->width;
st->codec->height = ap->height;
st->codec->pix_fmt = ap->pix_fmt;
if(st->codec->pix_fmt == PIX_FMT_NONE)
st->codec->pix_fmt= PIX_FMT_YUV420P;
break;
default:
return -1;
}
return 0;
}
#define RAW_PACKET_SIZE 1024
#define RAW_SAMPLES 1024
static int raw_read_packet(AVFormatContext *s, AVPacket *pkt)
{
int ret, size, bps;
// AVStream *st = s->streams[0];
size= RAW_SAMPLES*s->streams[0]->codec->block_align;
ret= av_get_packet(s->pb, pkt, size);
pkt->stream_index = 0;
if (ret < 0)
return ret;
bps= av_get_bits_per_sample(s->streams[0]->codec->codec_id);
assert(bps); // if false there IS a bug elsewhere (NOT in this function)
pkt->dts=
pkt->pts= pkt->pos*8 / (bps * s->streams[0]->codec->channels);
return ret;
}
int ff_raw_read_partial_packet(AVFormatContext *s, AVPacket *pkt)
{
int ret, size;
size = RAW_PACKET_SIZE;
if (av_new_packet(pkt, size) < 0)
return AVERROR(ENOMEM);
pkt->pos= url_ftell(s->pb);
pkt->stream_index = 0;
ret = get_partial_buffer(s->pb, pkt->data, size);
if (ret < 0) {
av_free_packet(pkt);
return ret;
}
pkt->size = ret;
return ret;
}
#endif
#if CONFIG_RAWVIDEO_DEMUXER
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;
}
#endif
#if CONFIG_INGENIENT_DEMUXER
// 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'))
return AVERROR(EIO); // FIXME
size = get_le32(s->pb);
w = get_le16(s->pb);
h = get_le16(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
av_log(s, AV_LOG_DEBUG, "Ingenient packet: size=%d, width=%d, height=%d, unk1=%d unk2=%d\n",
size, w, h, unk1, unk2);
if (av_new_packet(pkt, size) < 0)
return AVERROR(ENOMEM);
pkt->pos = url_ftell(s->pb);
pkt->stream_index = 0;
ret = get_buffer(s->pb, pkt->data, size);
if (ret < 0) {
av_free_packet(pkt);
return ret;
}
pkt->size = ret;
return ret;
}
#endif
#if CONFIG_DEMUXERS
int pcm_read_seek(AVFormatContext *s,
int stream_index, int64_t timestamp, int flags)
{
AVStream *st;
int block_align, byte_rate;
int64_t pos, ret;
st = s->streams[0];
block_align = st->codec->block_align ? st->codec->block_align :
(av_get_bits_per_sample(st->codec->codec_id) * st->codec->channels) >> 3;
byte_rate = st->codec->bit_rate ? st->codec->bit_rate >> 3 :
block_align * st->codec->sample_rate;
if (block_align <= 0 || byte_rate <= 0)
return -1;
if (timestamp < 0) timestamp = 0;
/* compute the position by aligning it to block_align */
pos = av_rescale_rnd(timestamp * byte_rate,
st->time_base.num,
st->time_base.den * (int64_t)block_align,
(flags & AVSEEK_FLAG_BACKWARD) ? AV_ROUND_DOWN : AV_ROUND_UP);
pos *= block_align;
/* recompute exact position */
st->cur_dts = av_rescale(pos, st->time_base.den, byte_rate * (int64_t)st->time_base.num);
if ((ret = url_fseek(s->pb, pos + s->data_offset, SEEK_SET)) < 0)
return ret;
return 0;
}
static int audio_read_header(AVFormatContext *s,
AVFormatParameters *ap)
{
AVStream *st = av_new_stream(s, 0);
if (!st)
return AVERROR(ENOMEM);
st->codec->codec_type = AVMEDIA_TYPE_AUDIO;
st->codec->codec_id = s->iformat->value;
st->need_parsing = AVSTREAM_PARSE_FULL;
/* the parameters will be extracted from the compressed bitstream */
return 0;
}
/* MPEG-1/H.263 input */
static int video_read_header(AVFormatContext *s,
AVFormatParameters *ap)
{
AVStream *st;
st = av_new_stream(s, 0);
if (!st)
return AVERROR(ENOMEM);
st->codec->codec_type = AVMEDIA_TYPE_VIDEO;
st->codec->codec_id = s->iformat->value;
st->need_parsing = AVSTREAM_PARSE_FULL;
/* for MJPEG, specify frame rate */
/* for MPEG-4 specify it, too (most MPEG-4 streams do not have the fixed_vop_rate set ...)*/
if (ap->time_base.num) {
st->codec->time_base= ap->time_base;
} else if ( st->codec->codec_id == CODEC_ID_MJPEG ||
st->codec->codec_id == CODEC_ID_MPEG4 ||
st->codec->codec_id == CODEC_ID_DIRAC ||
st->codec->codec_id == CODEC_ID_DNXHD ||
st->codec->codec_id == CODEC_ID_VC1 ||
st->codec->codec_id == CODEC_ID_H264) {
st->codec->time_base= (AVRational){1,25};
}
av_set_pts_info(st, 64, 1, 1200000);
return 0;
}
#endif
#if CONFIG_MPEGVIDEO_DEMUXER
#define SEQ_START_CODE 0x000001b3
#define GOP_START_CODE 0x000001b8
#define PICTURE_START_CODE 0x00000100
#define SLICE_START_CODE 0x00000101
#define PACK_START_CODE 0x000001ba
#define VIDEO_ID 0x000001e0
#define AUDIO_ID 0x000001c0
static int mpegvideo_probe(AVProbeData *p)
{
uint32_t code= -1;
int pic=0, seq=0, slice=0, pspack=0, pes=0;
int i;
for(i=0; i<p->buf_size; i++){
code = (code<<8) + p->buf[i];
if ((code & 0xffffff00) == 0x100) {
switch(code){
case SEQ_START_CODE: seq++; break;
case PICTURE_START_CODE: pic++; break;
case SLICE_START_CODE: slice++; break;
case PACK_START_CODE: pspack++; break;
}
if ((code & 0x1f0) == VIDEO_ID) pes++;
else if((code & 0x1e0) == AUDIO_ID) pes++;
}
}
if(seq && seq*9<=pic*10 && pic*9<=slice*10 && !pspack && !pes)
return pic>1 ? AVPROBE_SCORE_MAX/2+1 : AVPROBE_SCORE_MAX/4; // +1 for .mpg
return 0;
}
#endif
#if CONFIG_CAVSVIDEO_DEMUXER
#define CAVS_SEQ_START_CODE 0x000001b0
#define CAVS_PIC_I_START_CODE 0x000001b3
#define CAVS_UNDEF_START_CODE 0x000001b4
#define CAVS_PIC_PB_START_CODE 0x000001b6
#define CAVS_VIDEO_EDIT_CODE 0x000001b7
#define CAVS_PROFILE_JIZHUN 0x20
static int cavsvideo_probe(AVProbeData *p)
{
uint32_t code= -1;
int pic=0, seq=0, slice_pos = 0;
int i;
for(i=0; i<p->buf_size; i++){
code = (code<<8) + p->buf[i];
if ((code & 0xffffff00) == 0x100) {
if(code < CAVS_SEQ_START_CODE) {
/* slices have to be consecutive */
if(code < slice_pos)
return 0;
slice_pos = code;
} else {
slice_pos = 0;
}
if (code == CAVS_SEQ_START_CODE) {
seq++;
/* check for the only currently supported profile */
if(p->buf[i+1] != CAVS_PROFILE_JIZHUN)
return 0;
} else if ((code == CAVS_PIC_I_START_CODE) ||
(code == CAVS_PIC_PB_START_CODE)) {
pic++;
} else if ((code == CAVS_UNDEF_START_CODE) ||
(code > CAVS_VIDEO_EDIT_CODE)) {
return 0;
}
}
}
if(seq && seq*9<=pic*10)
return AVPROBE_SCORE_MAX/2;
return 0;
}
#endif
#if CONFIG_M4V_DEMUXER
#define VISUAL_OBJECT_START_CODE 0x000001b5
#define VOP_START_CODE 0x000001b6
static int mpeg4video_probe(AVProbeData *probe_packet)
{
uint32_t temp_buffer= -1;
int VO=0, VOL=0, VOP = 0, VISO = 0, res=0;
int i;
for(i=0; i<probe_packet->buf_size; i++){
temp_buffer = (temp_buffer<<8) + probe_packet->buf[i];
if ((temp_buffer & 0xffffff00) != 0x100)
continue;
if (temp_buffer == VOP_START_CODE) VOP++;
else if (temp_buffer == VISUAL_OBJECT_START_CODE) VISO++;
else if (temp_buffer < 0x120) VO++;
else if (temp_buffer < 0x130) VOL++;
else if ( !(0x1AF < temp_buffer && temp_buffer < 0x1B7)
&& !(0x1B9 < temp_buffer && temp_buffer < 0x1C4)) res++;
}
if ( VOP >= VISO && VOP >= VOL && VO >= VOL && VOL > 0 && res==0)
return AVPROBE_SCORE_MAX/2;
return 0;
}
#endif
#if CONFIG_H264_DEMUXER
static int h264_probe(AVProbeData *p)
{
uint32_t code= -1;
int sps=0, pps=0, idr=0, res=0, sli=0;
int i;
for(i=0; i<p->buf_size; i++){
code = (code<<8) + p->buf[i];
if ((code & 0xffffff00) == 0x100) {
int ref_idc= (code>>5)&3;
int type = code & 0x1F;
static const int8_t ref_zero[32]={
2, 0, 0, 0, 0,-1, 1,-1,
-1, 1, 1, 1, 1,-1, 2, 2,
2, 2, 2, 0, 2, 2, 2, 2,
2, 2, 2, 2, 2, 2, 2, 2
};
if(code & 0x80) //forbidden bit
return 0;
if(ref_zero[type] == 1 && ref_idc)
return 0;
if(ref_zero[type] ==-1 && !ref_idc)
return 0;
if(ref_zero[type] == 2)
res++;
switch(type){
case 1: sli++; break;
case 5: idr++; break;
case 7:
if(p->buf[i+2]&0x0F)
return 0;
sps++;
break;
case 8: pps++; break;
}
}
}
if(sps && pps && (idr||sli>3) && res<(sps+pps+idr))
return AVPROBE_SCORE_MAX/2+1; // +1 for .mpg
return 0;
}
#endif
#if CONFIG_H263_DEMUXER
static int h263_probe(AVProbeData *p)
{
uint64_t code= -1;
int i;
int valid_psc=0;
int invalid_psc=0;
int res_change=0;
int src_fmt, last_src_fmt=-1;
int last_gn=0;
for(i=0; i<p->buf_size; i++){
code = (code<<8) + p->buf[i];
if ((code & 0xfffffc0000) == 0x800000) {
src_fmt= (code>>2)&3;
if( src_fmt != last_src_fmt
&& last_src_fmt>0 && last_src_fmt<6
&& src_fmt<6)
res_change++;
if((code&0x300)==0x200 && src_fmt){
valid_psc++;
last_gn=0;
}else
invalid_psc++;
last_src_fmt= src_fmt;
} else if((code & 0xffff800000) == 0x800000) {
int gn= (code>>(23-5)) & 0x1F;
if(gn<last_gn){
invalid_psc++;
}else
last_gn= gn;
}
}
//av_log(NULL, AV_LOG_ERROR, "h263_probe: psc:%d invalid:%d res_change:%d\n", valid_psc, invalid_psc, res_change);
//h263_probe: psc:3 invalid:0 res_change:0 (1588/recent_ffmpeg_parses_mpg_incorrectly.mpg)
if(valid_psc > 2*invalid_psc + 2*res_change + 3){
return 50;
}else if(valid_psc > 2*invalid_psc)
return 25;
return 0;
}
#endif
#if CONFIG_H261_DEMUXER
static int h261_probe(AVProbeData *p)
{
uint32_t code= -1;
int i;
int valid_psc=0;
int invalid_psc=0;
int next_gn=0;
int src_fmt=0;
GetBitContext gb;
init_get_bits(&gb, p->buf, p->buf_size*8);
for(i=0; i<p->buf_size*8; i++){
if ((code & 0x01ff0000) || !(code & 0xff00)) {
code = (code<<8) + get_bits(&gb, 8);
i += 7;
} else
code = (code<<1) + get_bits1(&gb);
if ((code & 0xffff0000) == 0x10000) {
int gn= (code>>12)&0xf;
if(!gn)
src_fmt= code&8;
if(gn != next_gn) invalid_psc++;
else valid_psc++;
if(src_fmt){ // CIF
next_gn= (gn+1 )%13;
}else{ //QCIF
next_gn= (gn+1+!!gn)% 7;
}
}
}
if(valid_psc > 2*invalid_psc + 6){
return 50;
}else if(valid_psc > 2*invalid_psc + 2)
return 25;
return 0;
}
#endif
#if CONFIG_DTS_DEMUXER
#define DCA_MARKER_14B_BE 0x1FFFE800
#define DCA_MARKER_14B_LE 0xFF1F00E8
#define DCA_MARKER_RAW_BE 0x7FFE8001
#define DCA_MARKER_RAW_LE 0xFE7F0180
static int dts_probe(AVProbeData *p)
{
const uint8_t *buf, *bufp;
uint32_t state = -1;
int markers[3] = {0};
int sum, max;
buf = p->buf;
for(; buf < (p->buf+p->buf_size)-2; buf+=2) {
bufp = buf;
state = (state << 16) | bytestream_get_be16(&bufp);
/* regular bitstream */
if (state == DCA_MARKER_RAW_BE || state == DCA_MARKER_RAW_LE)
markers[0]++;
/* 14 bits big-endian bitstream */
if (state == DCA_MARKER_14B_BE)
if ((bytestream_get_be16(&bufp) & 0xFFF0) == 0x07F0)
markers[1]++;
/* 14 bits little-endian bitstream */
if (state == DCA_MARKER_14B_LE)
if ((bytestream_get_be16(&bufp) & 0xF0FF) == 0xF007)
markers[2]++;
}
sum = markers[0] + markers[1] + markers[2];
max = markers[1] > markers[0];
max = markers[2] > markers[max] ? 2 : max;
if (markers[max] > 3 && p->buf_size / markers[max] < 32*1024 &&
markers[max] * 4 > sum * 3)
return AVPROBE_SCORE_MAX/2+1;
return 0;
}
#endif
#if CONFIG_DIRAC_DEMUXER
static int dirac_probe(AVProbeData *p)
{
if (AV_RL32(p->buf) == MKTAG('B', 'B', 'C', 'D'))
return AVPROBE_SCORE_MAX;
else
return 0;
}
#endif
#if CONFIG_DNXHD_DEMUXER
static int dnxhd_probe(AVProbeData *p)
{
static const uint8_t header[] = {0x00,0x00,0x02,0x80,0x01};
int w, h, compression_id;
if (p->buf_size < 0x2c)
return 0;
if (memcmp(p->buf, header, 5))
return 0;
h = AV_RB16(p->buf + 0x18);
w = AV_RB16(p->buf + 0x1a);
if (!w || !h)
return 0;
compression_id = AV_RB32(p->buf + 0x28);
if (compression_id < 1237 || compression_id > 1253)
return 0;
return AVPROBE_SCORE_MAX;
}
#endif
#if CONFIG_AC3_DEMUXER || CONFIG_EAC3_DEMUXER
static int ac3_eac3_probe(AVProbeData *p, enum CodecID expected_codec_id)
{
int max_frames, first_frames = 0, frames;
uint8_t *buf, *buf2, *end;
AC3HeaderInfo hdr;
GetBitContext gbc;
enum CodecID codec_id = CODEC_ID_AC3;
max_frames = 0;
buf = p->buf;
end = buf + p->buf_size;
for(; buf < end; buf++) {
buf2 = buf;
for(frames = 0; buf2 < end; frames++) {
init_get_bits(&gbc, buf2, 54);
if(ff_ac3_parse_header(&gbc, &hdr) < 0)
break;
if(buf2 + hdr.frame_size > end ||
av_crc(av_crc_get_table(AV_CRC_16_ANSI), 0, buf2 + 2, hdr.frame_size - 2))
break;
if (hdr.bitstream_id > 10)
codec_id = CODEC_ID_EAC3;
buf2 += hdr.frame_size;
}
max_frames = FFMAX(max_frames, frames);
if(buf == p->buf)
first_frames = frames;
}
if(codec_id != expected_codec_id) return 0;
// keep this in sync with mp3 probe, both need to avoid
// issues with MPEG-files!
if (first_frames>=4) return AVPROBE_SCORE_MAX/2+1;
else if(max_frames>500)return AVPROBE_SCORE_MAX/2;
else if(max_frames>=4) return AVPROBE_SCORE_MAX/4;
else if(max_frames>=1) return 1;
else return 0;
}
#endif
#if CONFIG_AC3_DEMUXER
static int ac3_probe(AVProbeData *p)
{
return ac3_eac3_probe(p, CODEC_ID_AC3);
}
#endif
#if CONFIG_EAC3_DEMUXER
static int eac3_probe(AVProbeData *p)
{
return ac3_eac3_probe(p, CODEC_ID_EAC3);
}
#endif
#if CONFIG_AAC_DEMUXER
static int adts_aac_probe(AVProbeData *p)
{
int max_frames = 0, first_frames = 0;
int fsize, frames;
uint8_t *buf0 = p->buf;
uint8_t *buf2;
uint8_t *buf;
uint8_t *end = buf0 + p->buf_size - 7;
if (ff_id3v2_match(buf0, ID3v2_DEFAULT_MAGIC)) {
buf0 += ff_id3v2_tag_len(buf0);
}
buf = buf0;
for(; buf < end; buf= buf2+1) {
buf2 = buf;
for(frames = 0; buf2 < end; frames++) {
uint32_t header = AV_RB16(buf2);
if((header&0xFFF6) != 0xFFF0)
break;
fsize = (AV_RB32(buf2+3)>>13) & 0x8FFF;
if(fsize < 7)
break;
buf2 += fsize;
}
max_frames = FFMAX(max_frames, frames);
if(buf == buf0)
first_frames= frames;
}
if (first_frames>=3) return AVPROBE_SCORE_MAX/2+1;
else if(max_frames>500)return AVPROBE_SCORE_MAX/2;
else if(max_frames>=3) return AVPROBE_SCORE_MAX/4;
else if(max_frames>=1) return 1;
else return 0;
}
static int adts_aac_read_header(AVFormatContext *s,
AVFormatParameters *ap)
{
AVStream *st;
st = av_new_stream(s, 0);
if (!st)
return AVERROR(ENOMEM);
st->codec->codec_type = AVMEDIA_TYPE_AUDIO;
st->codec->codec_id = s->iformat->value;
st->need_parsing = AVSTREAM_PARSE_FULL;
ff_id3v1_read(s);
ff_id3v2_read(s, ID3v2_DEFAULT_MAGIC);
return 0;
}
#endif
/* Note: Do not forget to add new entries to the Makefile as well. */
#if CONFIG_AAC_DEMUXER
AVInputFormat aac_demuxer = {
"aac",
NULL_IF_CONFIG_SMALL("raw ADTS AAC"),
0,
adts_aac_probe,
adts_aac_read_header,
ff_raw_read_partial_packet,
.flags= AVFMT_GENERIC_INDEX,
.extensions = "aac",
.value = CODEC_ID_AAC,
};
#endif
#if CONFIG_AC3_DEMUXER
AVInputFormat ac3_demuxer = {
"ac3",
NULL_IF_CONFIG_SMALL("raw AC-3"),
0,
ac3_probe,
audio_read_header,
ff_raw_read_partial_packet,
.flags= AVFMT_GENERIC_INDEX,
.extensions = "ac3",
.value = CODEC_ID_AC3,
};
#endif
#if CONFIG_AC3_MUXER
AVOutputFormat ac3_muxer = {
"ac3",
NULL_IF_CONFIG_SMALL("raw AC-3"),
"audio/x-ac3",
"ac3",
0,
CODEC_ID_AC3,
CODEC_ID_NONE,
NULL,
raw_write_packet,
.flags= AVFMT_NOTIMESTAMPS,
};
#endif
#if CONFIG_DIRAC_DEMUXER
AVInputFormat dirac_demuxer = {
"dirac",
NULL_IF_CONFIG_SMALL("raw Dirac"),
0,
dirac_probe,
video_read_header,
ff_raw_read_partial_packet,
.flags= AVFMT_GENERIC_INDEX,
.value = CODEC_ID_DIRAC,
};
#endif
#if CONFIG_DIRAC_MUXER
AVOutputFormat dirac_muxer = {
"dirac",
NULL_IF_CONFIG_SMALL("raw Dirac"),
NULL,
"drc",
0,
CODEC_ID_NONE,
CODEC_ID_DIRAC,
NULL,
raw_write_packet,
.flags= AVFMT_NOTIMESTAMPS,
};
#endif
#if CONFIG_DNXHD_DEMUXER
AVInputFormat dnxhd_demuxer = {
"dnxhd",
NULL_IF_CONFIG_SMALL("raw DNxHD (SMPTE VC-3)"),
0,
dnxhd_probe,
video_read_header,
ff_raw_read_partial_packet,
.flags= AVFMT_GENERIC_INDEX,
.value = CODEC_ID_DNXHD,
};
#endif
#if CONFIG_DNXHD_MUXER
AVOutputFormat dnxhd_muxer = {
"dnxhd",
NULL_IF_CONFIG_SMALL("raw DNxHD (SMPTE VC-3)"),
NULL,
"dnxhd",
0,
CODEC_ID_NONE,
CODEC_ID_DNXHD,
NULL,
raw_write_packet,
.flags= AVFMT_NOTIMESTAMPS,
};
#endif
#if CONFIG_DTS_DEMUXER
AVInputFormat dts_demuxer = {
"dts",
NULL_IF_CONFIG_SMALL("raw DTS"),
0,
dts_probe,
audio_read_header,
ff_raw_read_partial_packet,
.flags= AVFMT_GENERIC_INDEX,
.extensions = "dts",
.value = CODEC_ID_DTS,
};
#endif
#if CONFIG_DTS_MUXER
AVOutputFormat dts_muxer = {
"dts",
NULL_IF_CONFIG_SMALL("raw DTS"),
"audio/x-dca",
"dts",
0,
CODEC_ID_DTS,
CODEC_ID_NONE,
NULL,
raw_write_packet,
.flags= AVFMT_NOTIMESTAMPS,
};
#endif
#if CONFIG_EAC3_DEMUXER
AVInputFormat eac3_demuxer = {
"eac3",
NULL_IF_CONFIG_SMALL("raw E-AC-3"),
0,
eac3_probe,
audio_read_header,
ff_raw_read_partial_packet,
.flags= AVFMT_GENERIC_INDEX,
.extensions = "eac3",
.value = CODEC_ID_EAC3,
};
#endif
#if CONFIG_EAC3_MUXER
AVOutputFormat eac3_muxer = {
"eac3",
NULL_IF_CONFIG_SMALL("raw E-AC-3"),
"audio/x-eac3",
"eac3",
0,
CODEC_ID_EAC3,
CODEC_ID_NONE,
NULL,
raw_write_packet,
.flags= AVFMT_NOTIMESTAMPS,
};
#endif
#if CONFIG_GSM_DEMUXER
AVInputFormat gsm_demuxer = {
"gsm",
NULL_IF_CONFIG_SMALL("raw GSM"),
0,
NULL,
audio_read_header,
ff_raw_read_partial_packet,
.flags= AVFMT_GENERIC_INDEX,
.extensions = "gsm",
.value = CODEC_ID_GSM,
};
#endif
#if CONFIG_H261_DEMUXER
AVInputFormat h261_demuxer = {
"h261",
NULL_IF_CONFIG_SMALL("raw H.261"),
0,
h261_probe,
video_read_header,
ff_raw_read_partial_packet,
.flags= AVFMT_GENERIC_INDEX,
.extensions = "h261",
.value = CODEC_ID_H261,
};
#endif
#if CONFIG_H261_MUXER
AVOutputFormat h261_muxer = {
"h261",
NULL_IF_CONFIG_SMALL("raw H.261"),
"video/x-h261",
"h261",
0,
CODEC_ID_NONE,
CODEC_ID_H261,
NULL,
raw_write_packet,
.flags= AVFMT_NOTIMESTAMPS,
};
#endif
#if CONFIG_H263_DEMUXER
AVInputFormat h263_demuxer = {
"h263",
NULL_IF_CONFIG_SMALL("raw H.263"),
0,
h263_probe,
video_read_header,
ff_raw_read_partial_packet,
.flags= AVFMT_GENERIC_INDEX,
// .extensions = "h263", //FIXME remove after writing mpeg4_probe
.value = CODEC_ID_H263,
};
#endif
#if CONFIG_H263_MUXER
AVOutputFormat h263_muxer = {
"h263",
NULL_IF_CONFIG_SMALL("raw H.263"),
"video/x-h263",
"h263",
0,
CODEC_ID_NONE,
CODEC_ID_H263,
NULL,
raw_write_packet,
.flags= AVFMT_NOTIMESTAMPS,
};
#endif
#if CONFIG_H264_DEMUXER
AVInputFormat h264_demuxer = {
"h264",
NULL_IF_CONFIG_SMALL("raw H.264 video format"),
0,
h264_probe,
video_read_header,
ff_raw_read_partial_packet,
.flags= AVFMT_GENERIC_INDEX,
.extensions = "h26l,h264,264", //FIXME remove after writing mpeg4_probe
.value = CODEC_ID_H264,
};
#endif
#if CONFIG_H264_MUXER
AVOutputFormat h264_muxer = {
"h264",
NULL_IF_CONFIG_SMALL("raw H.264 video format"),
NULL,
"h264",
0,
CODEC_ID_NONE,
CODEC_ID_H264,
NULL,
raw_write_packet,
.flags= AVFMT_NOTIMESTAMPS,
};
#endif
#if CONFIG_CAVSVIDEO_MUXER
AVOutputFormat cavsvideo_muxer = {
"cavsvideo",
NULL_IF_CONFIG_SMALL("raw Chinese AVS video"),
NULL,
"cavs",
0,
CODEC_ID_NONE,
CODEC_ID_CAVS,
NULL,
raw_write_packet,
.flags= AVFMT_NOTIMESTAMPS,
};
#endif
#if CONFIG_INGENIENT_DEMUXER
AVInputFormat ingenient_demuxer = {
"ingenient",
NULL_IF_CONFIG_SMALL("raw Ingenient MJPEG"),
0,
NULL,
video_read_header,
ingenient_read_packet,
.flags= AVFMT_GENERIC_INDEX,
.extensions = "cgi", // FIXME
.value = CODEC_ID_MJPEG,
};
#endif
#if CONFIG_M4V_DEMUXER
AVInputFormat m4v_demuxer = {
"m4v",
NULL_IF_CONFIG_SMALL("raw MPEG-4 video format"),
0,
mpeg4video_probe, /** probing for MPEG-4 data */
video_read_header,
ff_raw_read_partial_packet,
.flags= AVFMT_GENERIC_INDEX,
.extensions = "m4v",
.value = CODEC_ID_MPEG4,
};
#endif
#if CONFIG_M4V_MUXER
AVOutputFormat m4v_muxer = {
"m4v",
NULL_IF_CONFIG_SMALL("raw MPEG-4 video format"),
NULL,
"m4v",
0,
CODEC_ID_NONE,
CODEC_ID_MPEG4,
NULL,
raw_write_packet,
.flags= AVFMT_NOTIMESTAMPS,
};
#endif
#if CONFIG_MJPEG_DEMUXER
AVInputFormat mjpeg_demuxer = {
"mjpeg",
NULL_IF_CONFIG_SMALL("raw MJPEG video"),
0,
NULL,
video_read_header,
ff_raw_read_partial_packet,
.flags= AVFMT_GENERIC_INDEX,
.extensions = "mjpg,mjpeg",
.value = CODEC_ID_MJPEG,
};
#endif
#if CONFIG_MJPEG_MUXER
AVOutputFormat mjpeg_muxer = {
"mjpeg",
NULL_IF_CONFIG_SMALL("raw MJPEG video"),
"video/x-mjpeg",
"mjpg,mjpeg",
0,
CODEC_ID_NONE,
CODEC_ID_MJPEG,
NULL,
raw_write_packet,
.flags= AVFMT_NOTIMESTAMPS,
};
#endif
#if CONFIG_MLP_DEMUXER
AVInputFormat mlp_demuxer = {
"mlp",
NULL_IF_CONFIG_SMALL("raw MLP"),
0,
NULL,
audio_read_header,
ff_raw_read_partial_packet,
.flags= AVFMT_GENERIC_INDEX,
.extensions = "mlp",
.value = CODEC_ID_MLP,
};
#endif
#if CONFIG_MLP_MUXER
AVOutputFormat mlp_muxer = {
"mlp",
NULL_IF_CONFIG_SMALL("raw MLP"),
NULL,
"mlp",
0,
CODEC_ID_MLP,
CODEC_ID_NONE,
NULL,
raw_write_packet,
.flags= AVFMT_NOTIMESTAMPS,
};
#endif
#if CONFIG_SRT_MUXER
AVOutputFormat srt_muxer = {
.name = "srt",
.long_name = NULL_IF_CONFIG_SMALL("SubRip subtitle format"),
.mime_type = "application/x-subrip",
.extensions = "srt",
.write_packet = raw_write_packet,
.flags = AVFMT_NOTIMESTAMPS,
.subtitle_codec = CODEC_ID_SRT,
};
#endif
#if CONFIG_TRUEHD_DEMUXER
AVInputFormat truehd_demuxer = {
"truehd",
NULL_IF_CONFIG_SMALL("raw TrueHD"),
0,
NULL,
audio_read_header,
ff_raw_read_partial_packet,
.flags= AVFMT_GENERIC_INDEX,
.extensions = "thd",
.value = CODEC_ID_TRUEHD,
};
#endif
#if CONFIG_TRUEHD_MUXER
AVOutputFormat truehd_muxer = {
"truehd",
NULL_IF_CONFIG_SMALL("raw TrueHD"),
NULL,
"thd",
0,
CODEC_ID_TRUEHD,
CODEC_ID_NONE,
NULL,
raw_write_packet,
.flags= AVFMT_NOTIMESTAMPS,
};
#endif
#if CONFIG_MPEG1VIDEO_MUXER
AVOutputFormat mpeg1video_muxer = {
"mpeg1video",
NULL_IF_CONFIG_SMALL("raw MPEG-1 video"),
"video/x-mpeg",
"mpg,mpeg,m1v",
0,
CODEC_ID_NONE,
CODEC_ID_MPEG1VIDEO,
NULL,
raw_write_packet,
.flags= AVFMT_NOTIMESTAMPS,
};
#endif
#if CONFIG_MPEG2VIDEO_MUXER
AVOutputFormat mpeg2video_muxer = {
"mpeg2video",
NULL_IF_CONFIG_SMALL("raw MPEG-2 video"),
NULL,
"m2v",
0,
CODEC_ID_NONE,
CODEC_ID_MPEG2VIDEO,
NULL,
raw_write_packet,
.flags= AVFMT_NOTIMESTAMPS,
};
#endif
#if CONFIG_MPEGVIDEO_DEMUXER
AVInputFormat mpegvideo_demuxer = {
"mpegvideo",
NULL_IF_CONFIG_SMALL("raw MPEG video"),
0,
mpegvideo_probe,
video_read_header,
ff_raw_read_partial_packet,
.flags= AVFMT_GENERIC_INDEX,
.value = CODEC_ID_MPEG1VIDEO,
};
#endif
#if CONFIG_CAVSVIDEO_DEMUXER
AVInputFormat cavsvideo_demuxer = {
"cavsvideo",
NULL_IF_CONFIG_SMALL("raw Chinese AVS video"),
0,
cavsvideo_probe,
video_read_header,
ff_raw_read_partial_packet,
.flags= AVFMT_GENERIC_INDEX,
.value = CODEC_ID_CAVS,
};
#endif
#if CONFIG_NULL_MUXER
AVOutputFormat null_muxer = {
"null",
NULL_IF_CONFIG_SMALL("raw null video format"),
NULL,
NULL,
0,
#if HAVE_BIGENDIAN
CODEC_ID_PCM_S16BE,
#else
CODEC_ID_PCM_S16LE,
#endif
CODEC_ID_RAWVIDEO,
NULL,
null_write_packet,
.flags = AVFMT_NOFILE | AVFMT_RAWPICTURE | AVFMT_NOTIMESTAMPS,
};
#endif
#if CONFIG_RAWVIDEO_DEMUXER
AVInputFormat rawvideo_demuxer = {
"rawvideo",
NULL_IF_CONFIG_SMALL("raw video format"),
0,
NULL,
raw_read_header,
rawvideo_read_packet,
.flags= AVFMT_GENERIC_INDEX,
.extensions = "yuv,cif,qcif,rgb",
.value = CODEC_ID_RAWVIDEO,
};
#endif
#if CONFIG_RAWVIDEO_MUXER
AVOutputFormat rawvideo_muxer = {
"rawvideo",
NULL_IF_CONFIG_SMALL("raw video format"),
NULL,
"yuv,rgb",
0,
CODEC_ID_NONE,
CODEC_ID_RAWVIDEO,
NULL,
raw_write_packet,
.flags= AVFMT_NOTIMESTAMPS,
};
#endif
#if CONFIG_ROQ_MUXER
AVOutputFormat roq_muxer =
{
"RoQ",
NULL_IF_CONFIG_SMALL("raw id RoQ format"),
NULL,
"roq",
0,
CODEC_ID_ROQ_DPCM,
CODEC_ID_ROQ,
roq_write_header,
raw_write_packet,
};
#endif
#if CONFIG_SHORTEN_DEMUXER
AVInputFormat shorten_demuxer = {
"shn",
NULL_IF_CONFIG_SMALL("raw Shorten"),
0,
NULL,
audio_read_header,
ff_raw_read_partial_packet,
.flags= AVFMT_GENERIC_INDEX,
.extensions = "shn",
.value = CODEC_ID_SHORTEN,
};
#endif
#if CONFIG_VC1_DEMUXER
AVInputFormat vc1_demuxer = {
"vc1",
NULL_IF_CONFIG_SMALL("raw VC-1"),
0,
NULL /* vc1_probe */,
video_read_header,
ff_raw_read_partial_packet,
.extensions = "vc1",
.value = CODEC_ID_VC1,
};
#endif
/* PCM formats */
#define PCMINPUTDEF(name, long_name, ext, codec) \
AVInputFormat pcm_ ## name ## _demuxer = {\
#name,\
NULL_IF_CONFIG_SMALL(long_name),\
0,\
NULL,\
raw_read_header,\
raw_read_packet,\
NULL,\
pcm_read_seek,\
.flags= AVFMT_GENERIC_INDEX,\
.extensions = ext,\
.value = codec,\
};
#define PCMOUTPUTDEF(name, long_name, ext, codec) \
AVOutputFormat pcm_ ## name ## _muxer = {\
#name,\
NULL_IF_CONFIG_SMALL(long_name),\
NULL,\
ext,\
0,\
codec,\
CODEC_ID_NONE,\
NULL,\
raw_write_packet,\
.flags= AVFMT_NOTIMESTAMPS,\
};
#if !CONFIG_MUXERS && CONFIG_DEMUXERS
#define PCMDEF(name, long_name, ext, codec) \
PCMINPUTDEF(name, long_name, ext, codec)
#elif CONFIG_MUXERS && !CONFIG_DEMUXERS
#define PCMDEF(name, long_name, ext, codec) \
PCMOUTPUTDEF(name, long_name, ext, codec)
#elif CONFIG_MUXERS && CONFIG_DEMUXERS
#define PCMDEF(name, long_name, ext, codec) \
PCMINPUTDEF(name, long_name, ext, codec)\
PCMOUTPUTDEF(name, long_name, ext, codec)
#else
#define PCMDEF(name, long_name, ext, codec)
#endif
#if HAVE_BIGENDIAN
#define BE_DEF(s) s
#define LE_DEF(s) NULL
#else
#define BE_DEF(s) NULL
#define LE_DEF(s) s
#endif
PCMDEF(f64be, "PCM 64 bit floating-point big-endian format",
NULL, CODEC_ID_PCM_F64BE)
PCMDEF(f64le, "PCM 64 bit floating-point little-endian format",
NULL, CODEC_ID_PCM_F64LE)
PCMDEF(f32be, "PCM 32 bit floating-point big-endian format",
NULL, CODEC_ID_PCM_F32BE)
PCMDEF(f32le, "PCM 32 bit floating-point little-endian format",
NULL, CODEC_ID_PCM_F32LE)
PCMDEF(s32be, "PCM signed 32 bit big-endian format",
NULL, CODEC_ID_PCM_S32BE)
PCMDEF(s32le, "PCM signed 32 bit little-endian format",
NULL, CODEC_ID_PCM_S32LE)
PCMDEF(s24be, "PCM signed 24 bit big-endian format",
NULL, CODEC_ID_PCM_S24BE)
PCMDEF(s24le, "PCM signed 24 bit little-endian format",
NULL, CODEC_ID_PCM_S24LE)
PCMDEF(s16be, "PCM signed 16 bit big-endian format",
BE_DEF("sw"), CODEC_ID_PCM_S16BE)
PCMDEF(s16le, "PCM signed 16 bit little-endian format",
LE_DEF("sw"), CODEC_ID_PCM_S16LE)
PCMDEF(s8, "PCM signed 8 bit format",
"sb", CODEC_ID_PCM_S8)
PCMDEF(u32be, "PCM unsigned 32 bit big-endian format",
NULL, CODEC_ID_PCM_U32BE)
PCMDEF(u32le, "PCM unsigned 32 bit little-endian format",
NULL, CODEC_ID_PCM_U32LE)
PCMDEF(u24be, "PCM unsigned 24 bit big-endian format",
NULL, CODEC_ID_PCM_U24BE)
PCMDEF(u24le, "PCM unsigned 24 bit little-endian format",
NULL, CODEC_ID_PCM_U24LE)
PCMDEF(u16be, "PCM unsigned 16 bit big-endian format",
BE_DEF("uw"), CODEC_ID_PCM_U16BE)
PCMDEF(u16le, "PCM unsigned 16 bit little-endian format",
LE_DEF("uw"), CODEC_ID_PCM_U16LE)
PCMDEF(u8, "PCM unsigned 8 bit format",
"ub", CODEC_ID_PCM_U8)
PCMDEF(alaw, "PCM A-law format",
"al", CODEC_ID_PCM_ALAW)
PCMDEF(mulaw, "PCM mu-law format",
"ul", CODEC_ID_PCM_MULAW)
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