From 301788ad69584c0f233a76fa671dfed24cc49d12 Mon Sep 17 00:00:00 2001 From: Sakari Ailus Date: Sat, 12 Apr 2014 16:24:00 +0300 Subject: Print timestamp type and source for dequeued buffers Signed-off-by: Sakari Ailus --- yavta.c | 52 ++++++++++++++++++++++++++++++---------------------- 1 file changed, 30 insertions(+), 22 deletions(-) diff --git a/yavta.c b/yavta.c index c2fd933..20acae5 100644 --- a/yavta.c +++ b/yavta.c @@ -717,6 +717,30 @@ static void video_buffer_fill_userptr(struct device *dev, struct buffer *buffer, v4l2buf->m.planes[i].m.userptr = (unsigned long)buffer->mem[i]; } +static void get_ts_flags(uint32_t flags, const char **ts_type, const char **ts_source) +{ + switch (flags & V4L2_BUF_FLAG_TIMESTAMP_MASK) { + case V4L2_BUF_FLAG_TIMESTAMP_UNKNOWN: + *ts_type = "unknown"; + break; + case V4L2_BUF_FLAG_TIMESTAMP_MONOTONIC: + *ts_type = "monotonic"; + break; + default: + *ts_type = "invalid"; + } + switch (flags & V4L2_BUF_FLAG_TSTAMP_SRC_MASK) { + case V4L2_BUF_FLAG_TSTAMP_SRC_EOF: + *ts_source = "EoF"; + break; + case V4L2_BUF_FLAG_TSTAMP_SRC_SOE: + *ts_source = "SoE"; + break; + default: + *ts_source = "invalid"; + } +} + static int video_alloc_buffers(struct device *dev, int nbufs, unsigned int offset, unsigned int padding) { @@ -764,26 +788,7 @@ static int video_alloc_buffers(struct device *dev, int nbufs, strerror(errno), errno); return ret; } - switch (buf.flags & V4L2_BUF_FLAG_TIMESTAMP_MASK) { - case V4L2_BUF_FLAG_TIMESTAMP_UNKNOWN: - ts_type = "unknown"; - break; - case V4L2_BUF_FLAG_TIMESTAMP_MONOTONIC: - ts_type = "monotonic"; - break; - default: - ts_type = "invalid"; - } - switch (buf.flags & V4L2_BUF_FLAG_TSTAMP_SRC_MASK) { - case V4L2_BUF_FLAG_TSTAMP_SRC_EOF: - ts_source = "EoF"; - break; - case V4L2_BUF_FLAG_TSTAMP_SRC_SOE: - ts_source = "SoE"; - break; - default: - ts_source = "invalid"; - } + get_ts_flags(buf.flags, &ts_type, &ts_source); printf("length: %u offset: %u timestamp type/source: %s/%s\n", buf.length, buf.m.offset, ts_type, ts_source); @@ -1451,6 +1456,7 @@ static int video_do_capture(struct device *dev, unsigned int nframes, last.tv_usec = start.tv_nsec / 1000; for (i = 0; i < nframes; ++i) { + const char *ts_type, *ts_source; /* Dequeue a buffer. */ memset(&buf, 0, sizeof buf); memset(planes, 0, sizeof planes); @@ -1483,10 +1489,12 @@ static int video_do_capture(struct device *dev, unsigned int nframes, fps = fps ? 1000000.0 / fps : 0.0; clock_gettime(CLOCK_MONOTONIC, &ts); - printf("%u (%u) [%c] %u %u bytes %ld.%06ld %ld.%06ld %.3f fps\n", i, buf.index, + get_ts_flags(buf.flags, &ts_type, &ts_source); + printf("%u (%u) [%c] %u %u bytes %ld.%06ld %ld.%06ld %.3f fps ts %s/%s\n", i, buf.index, (buf.flags & V4L2_BUF_FLAG_ERROR) ? 'E' : '-', buf.sequence, buf.bytesused, buf.timestamp.tv_sec, - buf.timestamp.tv_usec, ts.tv_sec, ts.tv_nsec/1000, fps); + buf.timestamp.tv_usec, ts.tv_sec, ts.tv_nsec/1000, fps, + ts_type, ts_source); last = buf.timestamp; -- cgit v1.2.3