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avformat: Add av_get_frame_filename2() and AV_FRAME_FILENAME_FLAGS_MULTIPLE

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This will be used to allow writing file sequences using the tee output onto
multiple places in parallel

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
This commit is contained in:
Michael Niedermayer 2016-08-03 20:34:20 +02:00
parent be63ef3c4e
commit 82a33c8d85
4 changed files with 18 additions and 3 deletions
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3
doc/APIchanges
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@ -15,6 +15,9 @@ libavutil: 2015-08-28
API changes, most recent first:
2016-08-04 - xxxxxxx - lavf 57.46.100 - avformat.h
Add av_get_frame_filename2()
2016-07-09 - xxxxxxx / 90f469a - lavc 57.50.100 / 57.20.0 - avcodec.h
Add FF_PROFILE_H264_MULTIVIEW_HIGH and FF_PROFILE_H264_STEREO_HIGH.

7
libavformat/avformat.h
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@ -2720,6 +2720,9 @@ void av_dump_format(AVFormatContext *ic,
const char *url,
int is_output);
#define AV_FRAME_FILENAME_FLAGS_MULTIPLE 1 ///< Allow multiple %d
/**
* Return in 'buf' the path with '%d' replaced by a number.
*
@ -2730,8 +2733,12 @@ void av_dump_format(AVFormatContext *ic,
* @param buf_size destination buffer size
* @param path numbered sequence string
* @param number frame number
* @param flags AV_FRAME_FILENAME_FLAGS_*
* @return 0 if OK, -1 on format error
*/
int av_get_frame_filename2(char *buf, int buf_size,
const char *path, int number, int flags);
int av_get_frame_filename(char *buf, int buf_size,
const char *path, int number);

9
libavformat/utils.c
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@ -4315,7 +4315,7 @@ uint64_t ff_ntp_time(void)
return (av_gettime() / 1000) * 1000 + NTP_OFFSET_US;
}
int av_get_frame_filename(char *buf, int buf_size, const char *path, int number)
int av_get_frame_filename2(char *buf, int buf_size, const char *path, int number, int flags)
{
const char *p;
char *q, buf1[20], c;
@ -4340,7 +4340,7 @@ int av_get_frame_filename(char *buf, int buf_size, const char *path, int number)
case '%':
goto addchar;
case 'd':
if (percentd_found)
if (!(flags & AV_FRAME_FILENAME_FLAGS_MULTIPLE) && percentd_found)
goto fail;
percentd_found = 1;
if (number < 0)
@ -4370,6 +4370,11 @@ fail:
return -1;
}
int av_get_frame_filename(char *buf, int buf_size, const char *path, int number)
{
return av_get_frame_filename2(buf, buf_size, path, number, 0);
}
void av_url_split(char *proto, int proto_size,
char *authorization, int authorization_size,
char *hostname, int hostname_size,

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 belive might be affected here
#define LIBAVFORMAT_VERSION_MAJOR 57
#define LIBAVFORMAT_VERSION_MINOR 45
#define LIBAVFORMAT_VERSION_MINOR 46
#define LIBAVFORMAT_VERSION_MICRO 100
#define LIBAVFORMAT_VERSION_INT AV_VERSION_INT(LIBAVFORMAT_VERSION_MAJOR, \