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Linshizhi
ffmpeg.wasm-core
Commits
4bc328a2
Commit
4bc328a2
authored
Feb 08, 2011
by
Anton Khirnov
Committed by
Ronald S. Bultje
Feb 09, 2011
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asf: split ASFContext into muxer and demuxer parts.
Signed-off-by:
Ronald S. Bultje
<
rsbultje@gmail.com
>
parent
2cfa2d92
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Showing
3 changed files
with
66 additions
and
58 deletions
+66
-58
asf.h
libavformat/asf.h
+0
-58
asfdec.c
libavformat/asfdec.c
+41
-0
asfenc.c
libavformat/asfenc.c
+25
-0
No files found.
libavformat/asf.h
View file @
4bc328a2
...
...
@@ -79,64 +79,6 @@ typedef struct {
uint16_t
packet_count
;
}
ASFIndex
;
typedef
struct
{
uint32_t
seqno
;
int
is_streamed
;
int
asfid2avid
[
128
];
///< conversion table from asf ID 2 AVStream ID
ASFStream
streams
[
128
];
///< it's max number and it's not that big
uint32_t
stream_bitrates
[
128
];
///< max number of streams, bitrate for each (for streaming)
char
stream_languages
[
128
][
6
];
///< max number of streams, language for each (RFC1766, e.g. en-US)
/* non streamed additonnal info */
uint64_t
nb_packets
;
///< how many packets are there in the file, invalid if broadcasting
int64_t
duration
;
///< in 100ns units
/* packet filling */
unsigned
char
multi_payloads_present
;
int
packet_size_left
;
int
packet_timestamp_start
;
int
packet_timestamp_end
;
unsigned
int
packet_nb_payloads
;
int
packet_nb_frames
;
uint8_t
packet_buf
[
PACKET_SIZE
];
ByteIOContext
pb
;
/* only for reading */
uint64_t
data_offset
;
///< beginning of the first data packet
uint64_t
data_object_offset
;
///< data object offset (excl. GUID & size)
uint64_t
data_object_size
;
///< size of the data object
int
index_read
;
ASFMainHeader
hdr
;
int
packet_flags
;
int
packet_property
;
int
packet_timestamp
;
int
packet_segsizetype
;
int
packet_segments
;
int
packet_seq
;
int
packet_replic_size
;
int
packet_key_frame
;
int
packet_padsize
;
unsigned
int
packet_frag_offset
;
unsigned
int
packet_frag_size
;
int64_t
packet_frag_timestamp
;
int
packet_multi_size
;
int
packet_obj_size
;
int
packet_time_delta
;
int
packet_time_start
;
int64_t
packet_pos
;
int
stream_index
;
int64_t
last_indexed_pts
;
ASFIndex
*
index_ptr
;
uint32_t
nb_index_count
;
uint32_t
nb_index_memory_alloc
;
uint16_t
maximum_packet
;
ASFStream
*
asf_st
;
///< currently decoded stream
}
ASFContext
;
extern
const
ff_asf_guid
ff_asf_header
;
extern
const
ff_asf_guid
ff_asf_file_header
;
extern
const
ff_asf_guid
ff_asf_stream_header
;
...
...
libavformat/asfdec.c
View file @
4bc328a2
...
...
@@ -32,6 +32,47 @@
void
ff_mms_set_stream_selection
(
URLContext
*
h
,
AVFormatContext
*
format
);
typedef
struct
{
int
asfid2avid
[
128
];
///< conversion table from asf ID 2 AVStream ID
ASFStream
streams
[
128
];
///< it's max number and it's not that big
uint32_t
stream_bitrates
[
128
];
///< max number of streams, bitrate for each (for streaming)
char
stream_languages
[
128
][
6
];
///< max number of streams, language for each (RFC1766, e.g. en-US)
/* non streamed additonnal info */
uint64_t
nb_packets
;
///< how many packets are there in the file, invalid if broadcasting
/* packet filling */
int
packet_size_left
;
int
packet_nb_frames
;
/* only for reading */
uint64_t
data_offset
;
///< beginning of the first data packet
uint64_t
data_object_offset
;
///< data object offset (excl. GUID & size)
uint64_t
data_object_size
;
///< size of the data object
int
index_read
;
ASFMainHeader
hdr
;
int
packet_flags
;
int
packet_property
;
int
packet_timestamp
;
int
packet_segsizetype
;
int
packet_segments
;
int
packet_seq
;
int
packet_replic_size
;
int
packet_key_frame
;
int
packet_padsize
;
unsigned
int
packet_frag_offset
;
unsigned
int
packet_frag_size
;
int64_t
packet_frag_timestamp
;
int
packet_multi_size
;
int
packet_obj_size
;
int
packet_time_delta
;
int
packet_time_start
;
int64_t
packet_pos
;
int
stream_index
;
ASFStream
*
asf_st
;
///< currently decoded stream
}
ASFContext
;
#undef NDEBUG
#include <assert.h>
...
...
libavformat/asfenc.c
View file @
4bc328a2
...
...
@@ -188,6 +188,31 @@
2*PAYLOAD_HEADER_SIZE_MULTIPLE_PAYLOADS \
)
typedef
struct
{
uint32_t
seqno
;
int
is_streamed
;
ASFStream
streams
[
128
];
///< it's max number and it's not that big
/* non streamed additonnal info */
uint64_t
nb_packets
;
///< how many packets are there in the file, invalid if broadcasting
int64_t
duration
;
///< in 100ns units
/* packet filling */
unsigned
char
multi_payloads_present
;
int
packet_size_left
;
int
packet_timestamp_start
;
int
packet_timestamp_end
;
unsigned
int
packet_nb_payloads
;
uint8_t
packet_buf
[
PACKET_SIZE
];
ByteIOContext
pb
;
/* only for reading */
uint64_t
data_offset
;
///< beginning of the first data packet
int64_t
last_indexed_pts
;
ASFIndex
*
index_ptr
;
uint32_t
nb_index_count
;
uint32_t
nb_index_memory_alloc
;
uint16_t
maximum_packet
;
}
ASFContext
;
static
const
AVCodecTag
codec_asf_bmp_tags
[]
=
{
{
CODEC_ID_MPEG4
,
MKTAG
(
'M'
,
'P'
,
'4'
,
'S'
)
},
{
CODEC_ID_MPEG4
,
MKTAG
(
'M'
,
'4'
,
'S'
,
'2'
)
},
...
...
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