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-rw-r--r--libavformat/flvenc.c61
1 files changed, 46 insertions, 15 deletions
diff --git a/libavformat/flvenc.c b/libavformat/flvenc.c
index cf77157..98c4170 100644
--- a/libavformat/flvenc.c
+++ b/libavformat/flvenc.c
@@ -1,24 +1,25 @@
/*
* FLV muxer
- * Copyright (c) 2003 The Libav Project
+ * Copyright (c) 2003 The FFmpeg Project
*
- * This file is part of Libav.
+ * This file is part of FFmpeg.
*
- * Libav is free software; you can redistribute it and/or
+ * 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.
*
- * Libav 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 Libav; if not, write to the Free Software
+ * 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/intreadwrite.h"
#include "libavutil/intfloat_readwrite.h"
#include "avformat.h"
#include "flv.h"
@@ -32,6 +33,8 @@
static const AVCodecTag flv_video_codec_ids[] = {
{CODEC_ID_FLV1, FLV_CODECID_H263 },
+ {CODEC_ID_H263, FLV_CODECID_REALH263},
+ {CODEC_ID_MPEG4, FLV_CODECID_MPEG4 },
{CODEC_ID_FLASHSV, FLV_CODECID_SCREEN},
{CODEC_ID_FLASHSV2, FLV_CODECID_SCREEN2},
{CODEC_ID_VP6F, FLV_CODECID_VP6 },
@@ -190,7 +193,7 @@ static int flv_write_header(AVFormatContext *s)
av_log(enc, AV_LOG_ERROR, "video codec not compatible with flv\n");
return -1;
}
- } else {
+ } else if (enc->codec_type == AVMEDIA_TYPE_AUDIO) {
audio_enc = enc;
if(get_audio_flags(enc)<0)
return -1;
@@ -275,6 +278,22 @@ static int flv_write_header(AVFormatContext *s)
}
while ((tag = av_dict_get(s->metadata, "", tag, AV_DICT_IGNORE_SUFFIX))) {
+ if( !strcmp(tag->key, "width")
+ ||!strcmp(tag->key, "height")
+ ||!strcmp(tag->key, "videodatarate")
+ ||!strcmp(tag->key, "framerate")
+ ||!strcmp(tag->key, "videocodecid")
+ ||!strcmp(tag->key, "audiodatarate")
+ ||!strcmp(tag->key, "audiosamplerate")
+ ||!strcmp(tag->key, "audiosamplesize")
+ ||!strcmp(tag->key, "stereo")
+ ||!strcmp(tag->key, "audiocodecid")
+ ||!strcmp(tag->key, "duration")
+ ||!strcmp(tag->key, "onMetaData")
+ ){
+ av_log(s, AV_LOG_DEBUG, "ignoring metadata for %s\n", tag->key);
+ continue;
+ }
put_amf_string(pb, tag->key);
avio_w8(pb, AMF_DATA_TYPE_STRING);
put_amf_string(pb, tag->value);
@@ -301,7 +320,7 @@ static int flv_write_header(AVFormatContext *s)
for (i = 0; i < s->nb_streams; i++) {
AVCodecContext *enc = s->streams[i]->codec;
- if (enc->codec_id == CODEC_ID_AAC || enc->codec_id == CODEC_ID_H264) {
+ if (enc->codec_id == CODEC_ID_AAC || enc->codec_id == CODEC_ID_H264 || enc->codec_id == CODEC_ID_MPEG4) {
int64_t pos;
avio_w8(pb, enc->codec_type == AVMEDIA_TYPE_VIDEO ?
FLV_TAG_TYPE_VIDEO : FLV_TAG_TYPE_AUDIO);
@@ -343,7 +362,7 @@ static int flv_write_trailer(AVFormatContext *s)
for (i = 0; i < s->nb_streams; i++) {
AVCodecContext *enc = s->streams[i]->codec;
if (enc->codec_type == AVMEDIA_TYPE_VIDEO &&
- enc->codec_id == CODEC_ID_H264) {
+ (enc->codec_id == CODEC_ID_H264 || enc->codec_id == CODEC_ID_MPEG4)) {
put_avc_eos_tag(pb, flv->last_ts);
}
}
@@ -375,7 +394,7 @@ static int flv_write_packet(AVFormatContext *s, AVPacket *pkt)
if(enc->codec_id == CODEC_ID_VP6 || enc->codec_id == CODEC_ID_VP6F ||
enc->codec_id == CODEC_ID_AAC)
flags_size= 2;
- else if(enc->codec_id == CODEC_ID_H264)
+ else if(enc->codec_id == CODEC_ID_H264 || enc->codec_id == CODEC_ID_MPEG4)
flags_size= 5;
else
flags_size= 1;
@@ -385,26 +404,35 @@ static int flv_write_packet(AVFormatContext *s, AVPacket *pkt)
flags = enc->codec_tag;
if(flags == 0) {
- av_log(enc, AV_LOG_ERROR, "video codec %X not compatible with flv\n",enc->codec_id);
+ av_log(enc, AV_LOG_ERROR, "video codec %s not compatible with flv\n", avcodec_get_name(enc->codec_id));
return -1;
}
flags |= pkt->flags & AV_PKT_FLAG_KEY ? FLV_FRAME_KEY : FLV_FRAME_INTER;
- } else {
- assert(enc->codec_type == AVMEDIA_TYPE_AUDIO);
+ } else if (enc->codec_type == AVMEDIA_TYPE_AUDIO) {
flags = get_audio_flags(enc);
assert(size);
avio_w8(pb, FLV_TAG_TYPE_AUDIO);
+ } else {
+ // In-band flv metadata ("scriptdata")
+ assert(enc->codec_type == AVMEDIA_TYPE_DATA);
+ avio_w8(pb, FLV_TAG_TYPE_META);
+ flags_size = 0;
+ flags = NULL;
}
- if (enc->codec_id == CODEC_ID_H264) {
+ if (enc->codec_id == CODEC_ID_H264 || enc->codec_id == CODEC_ID_MPEG4) {
/* check if extradata looks like mp4 formated */
if (enc->extradata_size > 0 && *(uint8_t*)enc->extradata != 1) {
if (ff_avc_parse_nal_units_buf(pkt->data, &data, &size) < 0)
return -1;
}
+ } else if (enc->codec_id == CODEC_ID_AAC && pkt->size > 2 &&
+ (AV_RB16(pkt->data) & 0xfff0) == 0xfff0) {
+ av_log(s, AV_LOG_ERROR, "malformated aac bitstream, use -absf aac_adtstoasc\n");
+ return -1;
}
if (!flv->delay && pkt->dts < 0)
flv->delay = -pkt->dts;
@@ -425,14 +453,17 @@ static int flv_write_packet(AVFormatContext *s, AVPacket *pkt)
avio_wb24(pb,ts);
avio_w8(pb,(ts >> 24) & 0x7F); // timestamps are 32bits _signed_
avio_wb24(pb,flv->reserved);
- avio_w8(pb,flags);
+
+ if(flags_size)
+ avio_w8(pb,flags);
+
if (enc->codec_id == CODEC_ID_VP6)
avio_w8(pb,0);
if (enc->codec_id == CODEC_ID_VP6F)
avio_w8(pb, enc->extradata_size ? enc->extradata[0] : 0);
else if (enc->codec_id == CODEC_ID_AAC)
avio_w8(pb,1); // AAC raw
- else if (enc->codec_id == CODEC_ID_H264) {
+ else if (enc->codec_id == CODEC_ID_H264 || enc->codec_id == CODEC_ID_MPEG4) {
avio_w8(pb,1); // AVC NALU
avio_wb24(pb,pkt->pts - pkt->dts);
}
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