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linux-v4l2: Improve logging of pixel format

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Use the macro from the mac capture plugin to convert the fourcc integer
value to a string. This makes the debug statement for the pixel format
slightly more readable for the casual developer.
This commit is contained in:
fryshorts 2015-02-10 18:32:11 +01:00
parent 7905197b7c
commit 6b95b2ccf7
1 changed files with 10 additions and 1 deletions
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11
plugins/linux-v4l2/v4l2-input.c
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@ -46,6 +46,15 @@ along with this program. If not, see <http://www.gnu.org/licenses/>.
#define timeval2ns(tv) \
(((uint64_t) tv.tv_sec * 1000000000) + ((uint64_t) tv.tv_usec * 1000))
#define V4L2_FOURCC_STR(code) \
(char[5]) { \
(code >> 24) & 0xFF, \
(code >> 16) & 0xFF, \
(code >> 8) & 0xFF, \
code & 0xFF, \
0 \
}
#define blog(level, msg, ...) blog(level, "v4l2-input: " msg, ##__VA_ARGS__)
/**
@ -844,7 +853,7 @@ static void v4l2_init(struct v4l2_data *data)
}
v4l2_unpack_tuple(&data->width, &data->height, data->resolution);
blog(LOG_INFO, "Resolution: %dx%d", data->width, data->height);
blog(LOG_INFO, "Pixelformat: %d", data->pixfmt);
blog(LOG_INFO, "Pixelformat: %s", V4L2_FOURCC_STR(data->pixfmt));
blog(LOG_INFO, "Linesize: %d Bytes", data->linesize);
/* set framerate */