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| author | Anssi Hannula <anssi.hannula@iki.fi> | 2011-01-02 10:45:07 +0000 |
|---|---|---|
| committer | Carl Eugen Hoyos <cehoyos@rainbow.studorg.tuwien.ac.at> | 2011-01-02 10:45:07 +0000 |
| commit | 17ee8f669f2285aea8aa73bb4d3aa1f2262cb07b (patch) | |
| tree | 4cf398426fd3f38be5b5a4accf34954178cb36b3 /libavformat/aviobuf.c | |
| parent | d2995eb910151cb83259223c2af6c665949ae6d0 (diff) | |
Add function put_nbyte() to speed up padding in SPDIF muxer.
Patch by Anssi Hannula, anssi d hannula a iki d fi
Originally committed as revision 26193 to svn://svn.ffmpeg.org/ffmpeg/trunk
Diffstat (limited to 'libavformat/aviobuf.c')
| -rw-r--r-- | libavformat/aviobuf.c | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/libavformat/aviobuf.c b/libavformat/aviobuf.c index faae089195..df76507866 100644 --- a/libavformat/aviobuf.c +++ b/libavformat/aviobuf.c @@ -113,6 +113,20 @@ void put_byte(ByteIOContext *s, int b) flush_buffer(s); } +void put_nbyte(ByteIOContext *s, int b, int count) +{ + while (count > 0) { + int len = FFMIN(s->buf_end - s->buf_ptr, count); + memset(s->buf_ptr, b, len); + s->buf_ptr += len; + + if (s->buf_ptr >= s->buf_end) + flush_buffer(s); + + count -= len; + } +} + void put_buffer(ByteIOContext *s, const unsigned char *buf, int size) { while (size > 0) { |