-/*
- * RAW encoder and decoder
- * Copyright (c) 2001 Fabrice Bellard.
+/*
+ * RAW muxer and demuxer
+ * Copyright (c) 2001 Fabrice Bellard
+ * Copyright (c) 2005 Alex Beregszaszi
*
- * This library is free software; you can redistribute it and/or
+ * 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 of the License, or (at your option) any later version.
+ * version 2.1 of the License, or (at your option) any later version.
*
- * This library is distributed in the hope that it will be useful,
+ * 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 this library; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ * 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"
/* simple formats */
-static int raw_write_header(struct AVFormatContext *s)
+
+#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
-static int raw_write_packet(struct AVFormatContext *s, int stream_index,
- unsigned char *buf, int size, int force_pts)
+#if CONFIG_NULL_MUXER
+static int null_write_packet(struct AVFormatContext *s, AVPacket *pkt)
{
- put_buffer(&s->pb, buf, size);
- put_flush_packet(&s->pb);
return 0;
}
+#endif
-static int raw_write_trailer(struct AVFormatContext *s)
+#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 static int raw_read_header(AVFormatContext *s, AVFormatParameters *ap)
+static int raw_read_header(AVFormatContext *s, AVFormatParameters *ap)
{
AVStream *st;
int id;
st = av_new_stream(s, 0);
if (!st)
- return AVERROR_NOMEM;
- if (ap) {
+ return AVERROR(ENOMEM);
+
id = s->iformat->value;
if (id == CODEC_ID_RAWVIDEO) {
- st->codec.codec_type = CODEC_TYPE_VIDEO;
+ st->codec->codec_type = CODEC_TYPE_VIDEO;
} else {
- st->codec.codec_type = CODEC_TYPE_AUDIO;
+ st->codec->codec_type = CODEC_TYPE_AUDIO;
}
- st->codec.codec_id = id;
+ st->codec->codec_id = id;
- switch(st->codec.codec_type) {
+ switch(st->codec->codec_type) {
case CODEC_TYPE_AUDIO:
- st->codec.sample_rate = ap->sample_rate;
- st->codec.channels = ap->channels;
+ 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 CODEC_TYPE_VIDEO:
- st->codec.frame_rate = ap->frame_rate;
- st->codec.width = ap->width;
- st->codec.height = ap->height;
+ 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;
}
- } else {
- 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;
+ int ret, size, bps;
// AVStream *st = s->streams[0];
-
- size= RAW_PACKET_SIZE;
- if (av_new_packet(pkt, size) < 0)
- return -EIO;
+ size= RAW_SAMPLES*s->streams[0]->codec->block_align;
+
+ ret= av_get_packet(s->pb, pkt, size);
pkt->stream_index = 0;
- ret = get_buffer(&s->pb, pkt->data, size);
if (ret <= 0) {
- av_free_packet(pkt);
- return -EIO;
+ return AVERROR(EIO);
}
/* note: we need to modify the packet size here to handle the last
packet */
pkt->size = 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;
}
-static int raw_read_close(AVFormatContext *s)
+int ff_raw_read_partial_packet(AVFormatContext *s, AVPacket *pkt)
{
- return 0;
+ int ret, size;
+
+ size = RAW_PACKET_SIZE;
+
+ if (av_new_packet(pkt, size) < 0)
+ return AVERROR(EIO);
+
+ 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 AVERROR(EIO);
+ }
+ pkt->size = ret;
+ return ret;
}
+#endif
-/* mp3 read */
-static int mp3_read_header(AVFormatContext *s,
- AVFormatParameters *ap)
+#if CONFIG_RAWVIDEO_DEMUXER
+static int rawvideo_read_packet(AVFormatContext *s, AVPacket *pkt)
{
- AVStream *st;
+ int packet_size, ret, width, height;
+ AVStream *st = s->streams[0];
- st = av_new_stream(s, 0);
- if (!st)
- return AVERROR_NOMEM;
+ width = st->codec->width;
+ height = st->codec->height;
- st->codec.codec_type = CODEC_TYPE_AUDIO;
- st->codec.codec_id = CODEC_ID_MP2;
- /* the parameters will be extracted from the compressed bitstream */
- return 0;
+ 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 != packet_size) {
+ return AVERROR(EIO);
+ } else {
+ 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(EIO);
+
+ 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 AVERROR(EIO);
+ }
+ pkt->size = ret;
+ return ret;
}
+#endif
-/* ac3 read */
-static int ac3_read_header(AVFormatContext *s,
- AVFormatParameters *ap)
+#if CONFIG_DEMUXERS
+int pcm_read_seek(AVFormatContext *s,
+ int stream_index, int64_t timestamp, int flags)
{
AVStream *st;
+ int block_align, byte_rate, ret;
+ int64_t pos;
- st = av_new_stream(s, 0);
- if (!st)
- return AVERROR_NOMEM;
+ 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;
- st->codec.codec_type = CODEC_TYPE_AUDIO;
- st->codec.codec_id = CODEC_ID_AC3;
+ 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 = CODEC_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;
}
-/* mpeg1/h263 input */
+/* MPEG-1/H.263 input */
static int video_read_header(AVFormatContext *s,
AVFormatParameters *ap)
{
st = av_new_stream(s, 0);
if (!st)
- return AVERROR_NOMEM;
-
- st->codec.codec_type = CODEC_TYPE_VIDEO;
- st->codec.codec_id = s->iformat->value;
- /* for mjpeg, specify frame rate */
- /* for mpeg4 specify it too (most mpeg4 streams dont have the fixed_vop_rate set ...)*/
- if (st->codec.codec_id == CODEC_ID_MJPEG || st->codec.codec_id == CODEC_ID_MPEG4) {
- if (ap) {
- st->codec.frame_rate = ap->frame_rate;
- } else {
- st->codec.frame_rate = 25 * FRAME_RATE_BASE;
- }
+ return AVERROR(ENOMEM);
+
+ st->codec->codec_type = CODEC_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_H264) {
+ st->codec->time_base= (AVRational){1,25};
}
+ av_set_pts_info(st, 64, 1, 1200000);
+
return 0;
}
+#endif
-#define SEQ_START_CODE 0x000001b3
-#define GOP_START_CODE 0x000001b8
-#define PICTURE_START_CODE 0x00000100
+#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
-/* XXX: improve that by looking at several start codes */
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 AVPROBE_SCORE_MAX/2+1; // +1 for .mpg
+ return 0;
+}
+
+#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)
{
int code;
const uint8_t *d;
- /* we search the first start code. If it is a sequence, gop or
- picture start code then we decide it is an mpeg video
- stream. We do not send highest value to give a chance to mpegts */
- /* NOTE: the search range was restricted to avoid too many false
- detections */
+ d = p->buf;
+ code = (d[0] << 14) | (d[1] << 6) | (d[2] >> 2);
+ if (code == 0x20) {
+ return 50;
+ }
+ return 0;
+}
+#endif
+
+#if CONFIG_H261_DEMUXER
+static int h261_probe(AVProbeData *p)
+{
+ int code;
+ const uint8_t *d;
- if (p->buf_size < 6)
- return 0;
d = p->buf;
- code = (d[0] << 24) | (d[1] << 16) | (d[2] << 8) | (d[3]);
- if ((code & 0xffffff00) == 0x100) {
- if (code == SEQ_START_CODE ||
- code == GOP_START_CODE ||
- code == PICTURE_START_CODE)
- return 50 - 1;
- else
- return 0;
+ code = (d[0] << 12) | (d[1] << 4) | (d[2] >> 4);
+ if (code == 0x10) {
+ return 50;
}
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;
+
+ 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)
+ return AVPROBE_SCORE_MAX/2+1;
+
+ /* 14 bits big-endian bitstream */
+ if (state == DCA_MARKER_14B_BE)
+ if ((bytestream_get_be16(&bufp) & 0xFFF0) == 0x07F0)
+ return AVPROBE_SCORE_MAX/2+1;
+
+ /* 14 bits little-endian bitstream */
+ if (state == DCA_MARKER_14B_LE)
+ if ((bytestream_get_be16(&bufp) & 0xF0FF) == 0xF007)
+ 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};
+ if (!memcmp(p->buf, header, 5))
+ return AVPROBE_SCORE_MAX;
+ else
+ return 0;
+}
+#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;
+ if (first_frames>=3) return AVPROBE_SCORE_MAX * 3 / 4;
+ else if(max_frames>=3) return AVPROBE_SCORE_MAX / 2;
+ 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
-AVInputFormat mp3_iformat = {
- "mp3",
- "MPEG audio",
+#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)) {
+ 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;
+}
+#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,
+ audio_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,
- mp3_read_header,
- raw_read_packet,
- raw_read_close,
- .extensions = "mp2,mp3", /* XXX: use probe */
+ raw_write_packet,
+ .flags= AVFMT_NOTIMESTAMPS,
};
+#endif
-AVOutputFormat mp2_oformat = {
- "mp2",
- "MPEG audio layer 2",
- "audio/x-mpeg",
- "mp2,mp3",
+#if CONFIG_DIRAC_DEMUXER
+AVInputFormat dirac_demuxer = {
+ "dirac",
+ NULL_IF_CONFIG_SMALL("raw Dirac"),
0,
- CODEC_ID_MP2,
+ 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,
- raw_write_header,
+ CODEC_ID_NONE,
+ CODEC_ID_DIRAC,
+ NULL,
raw_write_packet,
- raw_write_trailer,
+ .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
-AVInputFormat ac3_iformat = {
- "ac3",
- "raw ac3",
+#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,
- ac3_read_header,
- raw_read_packet,
- raw_read_close,
- .extensions = "ac3",
+ raw_write_packet,
+ .flags= AVFMT_NOTIMESTAMPS,
};
+#endif
-AVOutputFormat ac3_oformat = {
- "ac3",
- "raw ac3",
- "audio/x-ac3",
- "ac3",
+#if CONFIG_DTS_DEMUXER
+AVInputFormat dts_demuxer = {
+ "dts",
+ NULL_IF_CONFIG_SMALL("raw DTS"),
0,
- CODEC_ID_AC3,
+ 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,
- raw_write_header,
+ CODEC_ID_NONE,
+ CODEC_ID_H261,
+ NULL,
raw_write_packet,
- raw_write_trailer,
+ .flags= AVFMT_NOTIMESTAMPS,
};
+#endif
-AVOutputFormat h263_oformat = {
+#if CONFIG_H263_DEMUXER
+AVInputFormat h263_demuxer = {
"h263",
- "raw 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,
- 0,
+ CODEC_ID_NONE,
CODEC_ID_H263,
- raw_write_header,
+ NULL,
raw_write_packet,
- raw_write_trailer,
+ .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_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
-AVInputFormat m4v_iformat = {
+#if CONFIG_M4V_DEMUXER
+AVInputFormat m4v_demuxer = {
"m4v",
- "raw MPEG4 video format",
+ NULL_IF_CONFIG_SMALL("raw MPEG-4 video format"),
0,
- NULL /*mpegvideo_probe*/,
+ mpeg4video_probe, /** probing for MPEG-4 data */
video_read_header,
- raw_read_packet,
- raw_read_close,
- .extensions = "m4v", //FIXME remove after writing mpeg4_probe
+ ff_raw_read_partial_packet,
+ .flags= AVFMT_GENERIC_INDEX,
+ .extensions = "m4v",
.value = CODEC_ID_MPEG4,
};
+#endif
-AVOutputFormat m4v_oformat = {
+#if CONFIG_M4V_MUXER
+AVOutputFormat m4v_muxer = {
"m4v",
- "raw MPEG4 video format",
+ NULL_IF_CONFIG_SMALL("raw MPEG-4 video format"),
NULL,
"m4v",
0,
CODEC_ID_NONE,
CODEC_ID_MPEG4,
- raw_write_header,
+ NULL,
raw_write_packet,
- raw_write_trailer,
+ .flags= AVFMT_NOTIMESTAMPS,
};
+#endif
-AVInputFormat mpegvideo_iformat = {
- "mpegvideo",
- "MPEG video",
+#if CONFIG_MJPEG_DEMUXER
+AVInputFormat mjpeg_demuxer = {
+ "mjpeg",
+ NULL_IF_CONFIG_SMALL("raw MJPEG video"),
0,
- mpegvideo_probe,
+ NULL,
video_read_header,
- raw_read_packet,
- raw_read_close,
- .value = CODEC_ID_MPEG1VIDEO,
+ 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
-AVOutputFormat mpeg1video_oformat = {
+#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_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",
- "MPEG video",
+ NULL_IF_CONFIG_SMALL("raw MPEG-1 video"),
"video/x-mpeg",
- "mpg,mpeg",
- 0,
+ "mpg,mpeg,m1v",
0,
+ CODEC_ID_NONE,
CODEC_ID_MPEG1VIDEO,
- raw_write_header,
+ NULL,
raw_write_packet,
- raw_write_trailer,
+ .flags= AVFMT_NOTIMESTAMPS,
};
+#endif
-AVInputFormat mjpeg_iformat = {
- "mjpeg",
- "MJPEG video",
+#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,
- raw_read_packet,
- raw_read_close,
- .extensions = "mjpg,mjpeg",
- .value = CODEC_ID_MJPEG,
+ ff_raw_read_partial_packet,
+ .flags= AVFMT_GENERIC_INDEX,
+ .value = CODEC_ID_MPEG1VIDEO,
};
+#endif
-AVOutputFormat mjpeg_oformat = {
- "mjpeg",
- "MJPEG video",
- "video/x-mjpeg",
- "mjpg,mjpeg",
+#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,
- CODEC_ID_MJPEG,
- raw_write_header,
+#ifdef WORDS_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,
- raw_write_trailer,
+ .flags= AVFMT_NOTIMESTAMPS,
};
+#endif
-/* pcm formats */
+#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
-#define PCMDEF(name, long_name, ext, codec) \
-AVInputFormat pcm_ ## name ## _iformat = {\
+#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,\
- long_name,\
+ NULL_IF_CONFIG_SMALL(long_name),\
0,\
NULL,\
raw_read_header,\
raw_read_packet,\
- raw_read_close,\
+ NULL,\
+ pcm_read_seek,\
+ .flags= AVFMT_GENERIC_INDEX,\
.extensions = ext,\
.value = codec,\
-};\
-\
-AVOutputFormat pcm_ ## name ## _oformat = {\
+};
+
+#define PCMOUTPUTDEF(name, long_name, ext, codec) \
+AVOutputFormat pcm_ ## name ## _muxer = {\
#name,\
- long_name,\
+ NULL_IF_CONFIG_SMALL(long_name),\
NULL,\
ext,\
0,\
codec,\
- 0,\
- raw_write_header,\
+ CODEC_ID_NONE,\
+ NULL,\
raw_write_packet,\
- raw_write_trailer,\
+ .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
+
#ifdef WORDS_BIGENDIAN
#define BE_DEF(s) s
#define LE_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(s16le, "pcm signed 16 bit little endian format",
- LE_DEF("sw"), CODEC_ID_PCM_S16LE)
+PCMDEF(f64le, "PCM 64 bit floating-point little-endian format",
+ NULL, CODEC_ID_PCM_F64LE)
-PCMDEF(s16be, "pcm signed 16 bit big endian format",
- BE_DEF("sw"), CODEC_ID_PCM_S16BE)
+PCMDEF(f32be, "PCM 32 bit floating-point big-endian format",
+ NULL, CODEC_ID_PCM_F32BE)
-PCMDEF(u16le, "pcm unsigned 16 bit little endian format",
- LE_DEF("uw"), CODEC_ID_PCM_U16LE)
+PCMDEF(f32le, "PCM 32 bit floating-point little-endian format",
+ NULL, CODEC_ID_PCM_F32LE)
-PCMDEF(u16be, "pcm unsigned 16 bit big endian format",
- BE_DEF("uw"), CODEC_ID_PCM_U16BE)
+PCMDEF(s32be, "PCM signed 32 bit big-endian format",
+ NULL, CODEC_ID_PCM_S32BE)
-PCMDEF(s8, "pcm signed 8 bit format",
- "sb", CODEC_ID_PCM_S8)
+PCMDEF(s32le, "PCM signed 32 bit little-endian format",
+ NULL, CODEC_ID_PCM_S32LE)
-PCMDEF(u8, "pcm unsigned 8 bit format",
- "ub", CODEC_ID_PCM_U8)
+PCMDEF(s24be, "PCM signed 24 bit big-endian format",
+ NULL, CODEC_ID_PCM_S24BE)
-PCMDEF(mulaw, "pcm mu law format",
- "ul", CODEC_ID_PCM_MULAW)
+PCMDEF(s24le, "PCM signed 24 bit little-endian format",
+ NULL, CODEC_ID_PCM_S24LE)
-PCMDEF(alaw, "pcm A law format",
- "al", CODEC_ID_PCM_ALAW)
+PCMDEF(s16be, "PCM signed 16 bit big-endian format",
+ BE_DEF("sw"), CODEC_ID_PCM_S16BE)
-static int rawvideo_read_packet(AVFormatContext *s, AVPacket *pkt)
-{
- int packet_size, ret, width, height;
- AVStream *st = s->streams[0];
+PCMDEF(s16le, "PCM signed 16 bit little-endian format",
+ LE_DEF("sw"), CODEC_ID_PCM_S16LE)
- width = st->codec.width;
- height = st->codec.height;
-
- switch(st->codec.pix_fmt) {
- case PIX_FMT_YUV420P:
- packet_size = (width * height * 3) / 2;
- break;
- case PIX_FMT_YUV422:
- packet_size = (width * height * 2);
- break;
- case PIX_FMT_BGR24:
- case PIX_FMT_RGB24:
- packet_size = (width * height * 3);
- break;
- default:
- av_abort();
- break;
- }
+PCMDEF(s8, "PCM signed 8 bit format",
+ "sb", CODEC_ID_PCM_S8)
- if (av_new_packet(pkt, packet_size) < 0)
- return -EIO;
+PCMDEF(u32be, "PCM unsigned 32 bit big-endian format",
+ NULL, CODEC_ID_PCM_U32BE)
- pkt->stream_index = 0;
-#if 0
- /* bypass buffered I/O */
- ret = url_read(url_fileno(&s->pb), pkt->data, pkt->size);
-#else
- ret = get_buffer(&s->pb, pkt->data, pkt->size);
-#endif
- if (ret != pkt->size) {
- av_free_packet(pkt);
- return -EIO;
- } else {
- return 0;
- }
-}
+PCMDEF(u32le, "PCM unsigned 32 bit little-endian format",
+ NULL, CODEC_ID_PCM_U32LE)
-AVInputFormat rawvideo_iformat = {
- "rawvideo",
- "raw video format",
- 0,
- NULL,
- raw_read_header,
- rawvideo_read_packet,
- raw_read_close,
- .extensions = "yuv",
- .value = CODEC_ID_RAWVIDEO,
-};
+PCMDEF(u24be, "PCM unsigned 24 bit big-endian format",
+ NULL, CODEC_ID_PCM_U24BE)
-AVOutputFormat rawvideo_oformat = {
- "rawvideo",
- "raw video format",
- NULL,
- "yuv",
- 0,
- CODEC_ID_NONE,
- CODEC_ID_RAWVIDEO,
- raw_write_header,
- raw_write_packet,
- raw_write_trailer,
-};
+PCMDEF(u24le, "PCM unsigned 24 bit little-endian format",
+ NULL, CODEC_ID_PCM_U24LE)
-static int null_write_packet(struct AVFormatContext *s,
- int stream_index,
- unsigned char *buf, int size, int force_pts)
-{
- return 0;
-}
+PCMDEF(u16be, "PCM unsigned 16 bit big-endian format",
+ BE_DEF("uw"), CODEC_ID_PCM_U16BE)
-AVOutputFormat null_oformat = {
- "null",
- "null video format",
- NULL,
- NULL,
- 0,
-#ifdef WORDS_BIGENDIAN
- CODEC_ID_PCM_S16BE,
-#else
- CODEC_ID_PCM_S16LE,
-#endif
- CODEC_ID_RAWVIDEO,
- raw_write_header,
- null_write_packet,
- raw_write_trailer,
- .flags = AVFMT_NOFILE | AVFMT_RAWPICTURE,
-};
+PCMDEF(u16le, "PCM unsigned 16 bit little-endian format",
+ LE_DEF("uw"), CODEC_ID_PCM_U16LE)
-int raw_init(void)
-{
- av_register_input_format(&mp3_iformat);
- av_register_output_format(&mp2_oformat);
-
- av_register_input_format(&ac3_iformat);
- av_register_output_format(&ac3_oformat);
-
- av_register_output_format(&h263_oformat);
-
- av_register_input_format(&m4v_iformat);
- av_register_output_format(&m4v_oformat);
-
- av_register_input_format(&mpegvideo_iformat);
- av_register_output_format(&mpeg1video_oformat);
-
- av_register_input_format(&mjpeg_iformat);
- av_register_output_format(&mjpeg_oformat);
-
- av_register_input_format(&pcm_s16le_iformat);
- av_register_output_format(&pcm_s16le_oformat);
- av_register_input_format(&pcm_s16be_iformat);
- av_register_output_format(&pcm_s16be_oformat);
- av_register_input_format(&pcm_u16le_iformat);
- av_register_output_format(&pcm_u16le_oformat);
- av_register_input_format(&pcm_u16be_iformat);
- av_register_output_format(&pcm_u16be_oformat);
- av_register_input_format(&pcm_s8_iformat);
- av_register_output_format(&pcm_s8_oformat);
- av_register_input_format(&pcm_u8_iformat);
- av_register_output_format(&pcm_u8_oformat);
- av_register_input_format(&pcm_mulaw_iformat);
- av_register_output_format(&pcm_mulaw_oformat);
- av_register_input_format(&pcm_alaw_iformat);
- av_register_output_format(&pcm_alaw_oformat);
-
- av_register_input_format(&rawvideo_iformat);
- av_register_output_format(&rawvideo_oformat);
-
- av_register_output_format(&null_oformat);
- return 0;
-}
+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)