* Copyright (c) 2000 Fabrice Bellard.
* Copyright (c) 2003 Tinic Uro.
*
- * 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 "avformat.h"
#include "bitstream.h"
+#include "riff.h" /* for CodecTag */
/* should have a generic way to indicate probable size */
#define DUMMY_FILE_SIZE (100 * 1024 * 1024)
#define TAG_JPEG2 21
#define TAG_PLACEOBJECT2 26
#define TAG_STREAMHEAD2 45
-#define TAG_VIDEOSTREAM 60
+#define TAG_VIDEOSTREAM 60
#define TAG_VIDEOFRAME 61
#define TAG_LONG 0x100
#define FLAG_SETFILL0 0x02
#define FLAG_SETFILL1 0x04
-#define SWF_VIDEO_CODEC_FLV1 0x02
-
#define AUDIO_FIFO_SIZE 65536
/* character id used */
int audio_type;
} SWFContext;
+static const CodecTag swf_codec_tags[] = {
+ {CODEC_ID_FLV1, 0x02},
+ {CODEC_ID_VP6F, 0x04},
+ {0, 0},
+};
+
static const int sSampleRates[3][4] = {
{44100, 48000, 32000, 0},
{22050, 24000, 16000, 0},
if (enc->codec_type == CODEC_TYPE_AUDIO)
audio_enc = enc;
else {
- if ( enc->codec_id == CODEC_ID_FLV1 || enc->codec_id == CODEC_ID_MJPEG ) {
+ if ( enc->codec_id == CODEC_ID_VP6F ||
+ enc->codec_id == CODEC_ID_FLV1 ||
+ enc->codec_id == CODEC_ID_MJPEG ) {
video_enc = enc;
} else {
- av_log(enc, AV_LOG_ERROR, "SWF only supports FLV1 and MJPEG\n");
+ av_log(enc, AV_LOG_ERROR, "SWF only supports VP6, FLV1 and MJPEG\n");
return -1;
}
}
}
put_tag(pb, "FWS");
- if ( video_enc && video_enc->codec_id == CODEC_ID_FLV1 ) {
+ if ( video_enc && video_enc->codec_id == CODEC_ID_VP6F ) {
+ put_byte(pb, 8); /* version (version 8 and above support VP6 codec) */
+ } else if ( video_enc && video_enc->codec_id == CODEC_ID_FLV1 ) {
put_byte(pb, 6); /* version (version 6 and above support FLV1 codec) */
} else {
put_byte(pb, 4); /* version (should use 4 for mpeg audio support) */
put_le16(pb, (uint16_t)(DUMMY_DURATION * (int64_t)rate / rate_base)); /* frame count */
/* define a shape with the jpeg inside */
- if ( video_enc && video_enc->codec_id == CODEC_ID_FLV1 ) {
+ if ( video_enc && (video_enc->codec_id == CODEC_ID_VP6F ||
+ video_enc->codec_id == CODEC_ID_FLV1 )) {
} else if ( video_enc && video_enc->codec_id == CODEC_ID_MJPEG ) {
put_swf_tag(s, TAG_DEFINESHAPE);
}
}
- if ( swf->video_type == CODEC_ID_FLV1 ) {
+ if ( swf->video_type == CODEC_ID_VP6F ||
+ swf->video_type == CODEC_ID_FLV1 ) {
if ( swf->video_frame_number == 0 ) {
/* create a new video object */
put_swf_tag(s, TAG_VIDEOSTREAM);
put_le16(pb, enc->width);
put_le16(pb, enc->height);
put_byte(pb, 0);
- put_byte(pb, SWF_VIDEO_CODEC_FLV1);
+ put_byte(pb,codec_get_tag(swf_codec_tags,swf->video_type));
put_swf_end_tag(s);
/* place the video object for the first time */
if (tag == MKBETAG('C', 'W', 'S', 0))
{
- av_log(s, AV_LOG_ERROR, "Compressed SWF format not supported\n");
+ av_log(s, AV_LOG_ERROR, "Compressed SWF format not supported\n");
return AVERROR_IO;
}
if (tag != MKBETAG('F', 'W', 'S', 0))
return AVERROR_IO;
}
if ( tag == TAG_VIDEOSTREAM && !vst) {
+ int codec_id;
swf->ch_id = get_le16(pb);
get_le16(pb);
get_le16(pb);
get_le16(pb);
get_byte(pb);
/* Check for FLV1 */
- if ( get_byte(pb) == SWF_VIDEO_CODEC_FLV1 ) {
+ codec_id = codec_get_id(swf_codec_tags, get_byte(pb));
+ if ( codec_id ) {
vst = av_new_stream(s, 0);
av_set_pts_info(vst, 24, 1, 1000); /* 24 bit pts in ms */
vst->codec->codec_type = CODEC_TYPE_VIDEO;
- vst->codec->codec_id = CODEC_ID_FLV1;
+ vst->codec->codec_id = codec_id;
if ( swf->samples_per_frame ) {
vst->codec->time_base.den = 1000. / swf->ms_per_frame;
vst->codec->time_base.num = 1;
get_le16(pb);
}
ast = av_new_stream(s, 1);
- av_set_pts_info(ast, 24, 1, 1000); /* 24 bit pts in ms */
if (!ast)
return -ENOMEM;
+ av_set_pts_info(ast, 24, 1, 1000); /* 24 bit pts in ms */
if (v & 0x01)
ast->codec->channels = 2;
}
ast->codec->codec_type = CODEC_TYPE_AUDIO;
ast->codec->codec_id = CODEC_ID_MP3;
+ ast->need_parsing = 1;
}
} else {
url_fskip(pb, len);
return AVERROR_IO;
if (tag == TAG_VIDEOFRAME) {
for( i=0; i<s->nb_streams; i++ ) {
- st = s->streams[i];
+ st = s->streams[i];
if (st->id == 0) {
if ( get_le16(pb) == swf->ch_id ) {
frame = get_le16(pb);
url_fskip(pb, len);
} else if (tag == TAG_STREAMBLOCK) {
for( i=0; i<s->nb_streams; i++ ) {
- st = s->streams[i];
+ st = s->streams[i];
if (st->id == 1) {
- av_get_packet(pb, pkt, len);
+ url_fskip(pb, 4);
+ av_get_packet(pb, pkt, len-4);
pkt->stream_index = st->index;
return pkt->size;
}
return 0;
}
-static AVInputFormat swf_iformat = {
+#ifdef CONFIG_SWF_DEMUXER
+AVInputFormat swf_demuxer = {
"swf",
"Flash format",
sizeof(SWFContext),
swf_read_packet,
swf_read_close,
};
-
-#ifdef CONFIG_MUXERS
-static AVOutputFormat swf_oformat = {
+#endif
+#ifdef CONFIG_SWF_MUXER
+AVOutputFormat swf_muxer = {
"swf",
"Flash format",
"application/x-shockwave-flash",
swf_write_packet,
swf_write_trailer,
};
-#endif //CONFIG_MUXERS
-
-int swf_init(void)
-{
- av_register_input_format(&swf_iformat);
-#ifdef CONFIG_MUXERS
- av_register_output_format(&swf_oformat);
-#endif //CONFIG_MUXERS
- return 0;
-}
+#endif