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avformat/avio: add avio_protocol_get_class 

Reviewed-by: Michael Niedermayer <michael@niedermayer.cc>
Suggested-by: Hendrik Leppkes <h.leppkes@gmail.com>
Suggested-by: Nicolas George <george@nsup.org>
Signed-off-by: Steven Liu <lq@chinaffmpeg.org>
This commit is contained in:
Steven Liu 2020-01-30 17:03:48 +08:00
parent 3bce9e9b3e
commit 27529eeb27
4 changed files with 21 additions and 1 deletions
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3
doc/APIchanges
View File

@ -15,6 +15,9 @@ libavutil: 2017-10-21
API changes, most recent first:
2020-01-30 - xxxxxxxxxx - lavf 58.37.100 - avio.h
Add avio_protocol_get_class().
2020-01-15 - xxxxxxxxxx - lavc 58.66.100 - avcodec.h
Add AV_PKT_DATA_PRFT and AVProducerReferenceTime.

7
libavformat/avio.h
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@ -807,6 +807,13 @@ int avio_close_dyn_buf(AVIOContext *s, uint8_t **pbuffer);
*/
const char *avio_enum_protocols(void **opaque, int output);
/**
* Get AVClass by names of available protocols.
*
* @return A AVClass of input protocol name or NULL
*/
const AVClass *avio_protocol_get_class(const char *name);
/**
* Pause and resume playing - only meaningful if using a network streaming
* protocol (e.g. MMS).

10
libavformat/protocols.c
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@ -107,6 +107,16 @@ const char *avio_enum_protocols(void **opaque, int output)
return avio_enum_protocols(opaque, output);
}
const AVClass *avio_protocol_get_class(const char *name)
{
int i = 0;
for (i = 0; url_protocols[i]; i++) {
if (!strcmp(url_protocols[i]->name, name))
return url_protocols[i]->priv_data_class;
}
return NULL;
}
const URLProtocol **ffurl_get_protocols(const char *whitelist,
const char *blacklist)
{

2
libavformat/version.h
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@ -32,7 +32,7 @@
// Major bumping may affect Ticket5467, 5421, 5451(compatibility with Chromium)
// Also please add any ticket numbers that you believe might be affected here
#define LIBAVFORMAT_VERSION_MAJOR 58
#define LIBAVFORMAT_VERSION_MINOR 36
#define LIBAVFORMAT_VERSION_MINOR 37
#define LIBAVFORMAT_VERSION_MICRO 100
#define LIBAVFORMAT_VERSION_INT AV_VERSION_INT(LIBAVFORMAT_VERSION_MAJOR, \