/*
- * Adaptive stream format encoder
+ * Adaptive stream format muxer
* Copyright (c) 2000, 2001 Fabrice Bellard.
*
- * 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 "avi.h"
+#include "riff.h"
#include "asf.h"
#undef NDEBUG
#include <assert.h>
-#ifdef CONFIG_ENCODERS
-
-#define ASF_INDEXED_INTERVAL 10000000
-#define ASF_INDEX_BLOCK 600
+#define ASF_INDEXED_INTERVAL 10000000
+#define ASF_INDEX_BLOCK 600
#define ASF_PACKET_ERROR_CORRECTION_DATA_SIZE 0x2
#define ASF_PACKET_ERROR_CORRECTION_FLAGS (\
- ASF_PACKET_FLAG_ERROR_CORRECTION_PRESENT | \
- ASF_PACKET_ERROR_CORRECTION_DATA_SIZE\
- )
+ ASF_PACKET_FLAG_ERROR_CORRECTION_PRESENT | \
+ ASF_PACKET_ERROR_CORRECTION_DATA_SIZE\
+ )
#if (ASF_PACKET_ERROR_CORRECTION_FLAGS != 0)
# define ASF_PACKET_ERROR_CORRECTION_FLAGS_FIELD_SIZE 1
#endif
#define ASF_PPI_PROPERTY_FLAGS (\
- ASF_PL_FLAG_REPLICATED_DATA_LENGTH_FIELD_IS_BYTE | \
- ASF_PL_FLAG_OFFSET_INTO_MEDIA_OBJECT_LENGTH_FIELD_IS_DWORD | \
- ASF_PL_FLAG_MEDIA_OBJECT_NUMBER_LENGTH_FIELD_IS_BYTE | \
- ASF_PL_FLAG_STREAM_NUMBER_LENGTH_FIELD_IS_BYTE \
- )
+ ASF_PL_FLAG_REPLICATED_DATA_LENGTH_FIELD_IS_BYTE | \
+ ASF_PL_FLAG_OFFSET_INTO_MEDIA_OBJECT_LENGTH_FIELD_IS_DWORD | \
+ ASF_PL_FLAG_MEDIA_OBJECT_NUMBER_LENGTH_FIELD_IS_BYTE | \
+ ASF_PL_FLAG_STREAM_NUMBER_LENGTH_FIELD_IS_BYTE \
+ )
#define ASF_PPI_LENGTH_TYPE_FLAGS 0
#endif
#define PACKET_HEADER_MIN_SIZE (\
- ASF_PACKET_ERROR_CORRECTION_FLAGS_FIELD_SIZE + \
- ASF_PACKET_ERROR_CORRECTION_DATA_SIZE + \
- 1 + /*Length Type Flags*/ \
- 1 + /*Property Flags*/ \
- ASF_PPI_PACKET_LENGTH_FIELD_SIZE + \
- ASF_PPI_SEQUENCE_FIELD_SIZE + \
- ASF_PPI_PADDING_LENGTH_FIELD_SIZE + \
- 4 + /*Send Time Field*/ \
- 2 /*Duration Field*/ \
- )
+ ASF_PACKET_ERROR_CORRECTION_FLAGS_FIELD_SIZE + \
+ ASF_PACKET_ERROR_CORRECTION_DATA_SIZE + \
+ 1 + /*Length Type Flags*/ \
+ 1 + /*Property Flags*/ \
+ ASF_PPI_PACKET_LENGTH_FIELD_SIZE + \
+ ASF_PPI_SEQUENCE_FIELD_SIZE + \
+ ASF_PPI_PADDING_LENGTH_FIELD_SIZE + \
+ 4 + /*Send Time Field*/ \
+ 2 /*Duration Field*/ \
+ )
// Replicated Data shall be at least 8 bytes long.
#define ASF_PAYLOAD_REPLICATED_DATA_LENGTH 0x08
#define PAYLOAD_HEADER_SIZE_SINGLE_PAYLOAD (\
- 1 + /*Stream Number*/ \
- ASF_PAYLOAD_MEDIA_OBJECT_NUMBER_FIELD_SIZE + \
- ASF_PAYLOAD_OFFSET_INTO_MEDIA_OBJECT_FIELD_SIZE + \
- ASF_PAYLOAD_REPLICATED_DATA_LENGTH_FIELD_SIZE + \
- ASF_PAYLOAD_REPLICATED_DATA_LENGTH \
- )
-
+ 1 + /*Stream Number*/ \
+ ASF_PAYLOAD_MEDIA_OBJECT_NUMBER_FIELD_SIZE + \
+ ASF_PAYLOAD_OFFSET_INTO_MEDIA_OBJECT_FIELD_SIZE + \
+ ASF_PAYLOAD_REPLICATED_DATA_LENGTH_FIELD_SIZE + \
+ ASF_PAYLOAD_REPLICATED_DATA_LENGTH \
+ )
+
#define PAYLOAD_HEADER_SIZE_MULTIPLE_PAYLOADS (\
- 1 + /*Stream Number*/ \
- ASF_PAYLOAD_MEDIA_OBJECT_NUMBER_FIELD_SIZE + \
- ASF_PAYLOAD_OFFSET_INTO_MEDIA_OBJECT_FIELD_SIZE + \
- ASF_PAYLOAD_REPLICATED_DATA_LENGTH_FIELD_SIZE + \
- ASF_PAYLOAD_REPLICATED_DATA_LENGTH + \
- ASF_PAYLOAD_LENGTH_FIELD_SIZE \
- )
+ 1 + /*Stream Number*/ \
+ ASF_PAYLOAD_MEDIA_OBJECT_NUMBER_FIELD_SIZE + \
+ ASF_PAYLOAD_OFFSET_INTO_MEDIA_OBJECT_FIELD_SIZE + \
+ ASF_PAYLOAD_REPLICATED_DATA_LENGTH_FIELD_SIZE + \
+ ASF_PAYLOAD_REPLICATED_DATA_LENGTH + \
+ ASF_PAYLOAD_LENGTH_FIELD_SIZE \
+ )
#define SINGLE_PAYLOAD_DATA_LENGTH (\
- PACKET_SIZE - \
- PACKET_HEADER_MIN_SIZE - \
- PAYLOAD_HEADER_SIZE_SINGLE_PAYLOAD \
- )
+ PACKET_SIZE - \
+ PACKET_HEADER_MIN_SIZE - \
+ PAYLOAD_HEADER_SIZE_SINGLE_PAYLOAD \
+ )
#define MULTI_PAYLOAD_CONSTANT (\
- PACKET_SIZE - \
- PACKET_HEADER_MIN_SIZE - \
- 1 - /*Payload Flags*/ \
- 2*PAYLOAD_HEADER_SIZE_MULTIPLE_PAYLOADS \
- )
+ PACKET_SIZE - \
+ PACKET_HEADER_MIN_SIZE - \
+ 1 - /*Payload Flags*/ \
+ 2*PAYLOAD_HEADER_SIZE_MULTIPLE_PAYLOADS \
+ )
static int preroll_time = 2000;
{
int64_t t;
- t = ti * int64_t_C(10000000);
- t += int64_t_C(116444736000000000);
+ t = ti * INT64_C(10000000);
+ t += INT64_C(116444736000000000);
return t;
}
AVCodecContext *enc;
int64_t header_offset, cur_pos, hpos;
int bit_rate;
+ int64_t duration;
+ duration = asf->duration + preroll_time * 10000;
has_title = (s->title[0] || s->author[0] || s->copyright[0] || s->comment[0]);
bit_rate = 0;
for(n=0;n<s->nb_streams;n++) {
- enc = &s->streams[n]->codec;
+ enc = s->streams[n]->codec;
av_set_pts_info(s->streams[n], 32, 1, 1000); /* 32 bit pts in ms */
file_time = 0;
put_le64(pb, unix_to_file_time(file_time));
put_le64(pb, asf->nb_packets); /* number of packets */
- put_le64(pb, asf->duration); /* end time stamp (in 100ns units) */
- put_le64(pb, asf->duration); /* duration (in 100ns units) */
+ put_le64(pb, duration); /* end time stamp (in 100ns units) */
+ put_le64(pb, duration); /* duration (in 100ns units) */
put_le32(pb, preroll_time); /* start time stamp */
put_le32(pb, 0); /* ??? */
put_le32(pb, asf->is_streamed ? 1 : 0); /* ??? */
/* stream headers */
for(n=0;n<s->nb_streams;n++) {
int64_t es_pos;
- uint8_t *er_spr = NULL;
+ const uint8_t *er_spr = NULL;
int er_spr_len = 0;
// ASFStream *stream = &asf->streams[n];
- enc = &s->streams[n]->codec;
+ enc = s->streams[n]->codec;
asf->streams[n].num = n + 1;
asf->streams[n].seq = 0;
-
+
if (enc->codec_type == CODEC_TYPE_AUDIO) {
if (enc->codec_id == CODEC_ID_ADPCM_G726) {
- er_spr = (uint8_t *)error_spread_ADPCM_G726;
+ er_spr = error_spread_ADPCM_G726;
er_spr_len = sizeof(error_spread_ADPCM_G726);
}
}
for(n=0;n<s->nb_streams;n++) {
AVCodec *p;
- enc = &s->streams[n]->codec;
+ enc = s->streams[n]->codec;
p = avcodec_find_encoder(enc->codec_id);
put_le16(pb, asf->streams[n].num);
put_str16(pb, p ? p->name : enc->codec_name);
put_le16(pb, 0); /* no parameters */
-
-
+
+
/* id */
if (enc->codec_type == CODEC_TYPE_AUDIO) {
put_le16(pb, 2);
asf->packet_size = PACKET_SIZE;
asf->nb_packets = 0;
-
+
asf->last_indexed_pts = 0;
asf->index_ptr = (ASFIndex*)av_malloc( sizeof(ASFIndex) * ASF_INDEX_BLOCK );
asf->nb_index_memory_alloc = ASF_INDEX_BLOCK;
static int put_payload_parsing_info(
AVFormatContext *s,
- unsigned int sendtime,
+ unsigned int sendtime,
unsigned int duration,
- int nb_payloads,
+ int nb_payloads,
int padsize
)
{
unsigned char *start_ppi_ptr = pb->buf_ptr;
int iLengthTypeFlags = ASF_PPI_LENGTH_TYPE_FLAGS;
-
+
put_byte(pb, ASF_PACKET_ERROR_CORRECTION_FLAGS);
for (i = 0; i < ASF_PACKET_ERROR_CORRECTION_DATA_SIZE; i++){
put_byte(pb, 0x0);
ASFContext *asf = s->priv_data;
ByteIOContext *pb = &asf->pb;
int val;
-
+
val = stream->num;
if (flags & PKT_FLAG_KEY)
val |= ASF_PL_FLAG_KEY_FRAME;
put_byte(pb, val);
-
+
put_byte(pb, stream->seq); //Media object number
put_le32(pb, m_obj_offset); //Offset Into Media Object
-
+
// Replicated Data shall be at least 8 bytes long.
- // The first 4 bytes of data shall contain the
+ // The first 4 bytes of data shall contain the
// Size of the Media Object that the payload belongs to.
- // The next 4 bytes of data shall contain the
+ // The next 4 bytes of data shall contain the
// Presentation Time for the media object that the payload belongs to.
put_byte(pb, ASF_PAYLOAD_REPLICATED_DATA_LENGTH);
put_le32(pb, m_obj_size); //Replicated Data - Media Object Size
put_le32(pb, presentation_time);//Replicated Data - Presentation Time
-
+
if (asf->multi_payloads_present){
put_le16(pb, payload_len); //payload length
}
static void put_frame(
AVFormatContext *s,
ASFStream *stream,
- int timestamp,
+ int timestamp,
const uint8_t *buf,
- int m_obj_size,
+ int m_obj_size,
int flags
- )
+ )
{
ASFContext *asf = s->priv_data;
int m_obj_offset, payload_len, frag_len1;
payload_len = m_obj_size - m_obj_offset;
if (asf->packet_timestamp_start == -1) {
asf->multi_payloads_present = (payload_len < MULTI_PAYLOAD_CONSTANT);
-
+
if (asf->multi_payloads_present){
asf->packet_size_left = PACKET_SIZE; //For debug
asf->packet_size_left = PACKET_SIZE - PACKET_HEADER_MIN_SIZE - 1;
payload_len = frag_len1;
else if (payload_len == (frag_len1 - 1))
payload_len = frag_len1 - 2; //additional byte need to put padding length
-
+
put_payload_header(s, stream, timestamp+preroll_time, m_obj_size, m_obj_offset, payload_len, flags);
put_buffer(&asf->pb, buf, payload_len);
else
asf->packet_size_left -= (payload_len + PAYLOAD_HEADER_SIZE_SINGLE_PAYLOAD);
asf->packet_timestamp_end = timestamp;
-
+
asf->packet_nb_payloads++;
} else {
payload_len = 0;
ASFStream *stream;
int64_t duration;
AVCodecContext *codec;
- int64_t packet_st,pts;
+ int64_t packet_st,pts;
int start_sec,i;
- codec = &s->streams[pkt->stream_index]->codec;
+ codec = s->streams[pkt->stream_index]->codec;
stream = &asf->streams[pkt->stream_index];
//XXX /FIXME use duration from AVPacket (quick hack by)
pts = (pkt->pts != AV_NOPTS_VALUE) ? pkt->pts : pkt->dts;
if (pts == AV_NOPTS_VALUE) {
if (codec->codec_type == CODEC_TYPE_AUDIO) {
- duration = (codec->frame_number * (int64_t)codec->frame_size * int64_t_C(10000000)) /
+ duration = (codec->frame_number * (int64_t)codec->frame_size * INT64_C(10000000)) /
codec->sample_rate;
} else {
- duration = av_rescale(codec->frame_number * (int64_t)codec->frame_rate_base, 10000000, codec->frame_rate);
+ duration = av_rescale(codec->frame_number * (int64_t)codec->time_base.num, 10000000, codec->time_base.den);
}
} else {
duration = pts * 10000;
/* check index */
if ((!asf->is_streamed) && (codec->codec_type == CODEC_TYPE_VIDEO) && (pkt->flags & PKT_FLAG_KEY)) {
- start_sec = (int)(duration / int64_t_C(10000000));
- if (start_sec != (int)(asf->last_indexed_pts / int64_t_C(10000000))) {
+ start_sec = (int)(duration / INT64_C(10000000));
+ if (start_sec != (int)(asf->last_indexed_pts / INT64_C(10000000))) {
for(i=asf->nb_index_count;i<start_sec;i++) {
if (i>=asf->nb_index_memory_alloc) {
asf->nb_index_memory_alloc += ASF_INDEX_BLOCK;
return 0;
}
-AVOutputFormat asf_oformat = {
+#ifdef CONFIG_ASF_MUXER
+AVOutputFormat asf_muxer = {
"asf",
"asf format",
"video/x-ms-asf",
"asf,wmv,wma",
sizeof(ASFContext),
-#ifdef CONFIG_MP3LAME
+#ifdef CONFIG_LIBMP3LAME
CODEC_ID_MP3,
#else
CODEC_ID_MP2,
asf_write_trailer,
.flags = AVFMT_GLOBALHEADER,
};
+#endif
-AVOutputFormat asf_stream_oformat = {
+#ifdef CONFIG_ASF_STREAM_MUXER
+AVOutputFormat asf_stream_muxer = {
"asf_stream",
"asf format",
"video/x-ms-asf",
"asf,wmv,wma",
sizeof(ASFContext),
-#ifdef CONFIG_MP3LAME
+#ifdef CONFIG_LIBMP3LAME
CODEC_ID_MP3,
#else
CODEC_ID_MP2,
asf_write_trailer,
.flags = AVFMT_GLOBALHEADER,
};
-#endif //CONFIG_ENCODERS
+#endif //CONFIG_ASF_STREAM_MUXER
projects / ffmpeg / blobdiff