diff options
Diffstat (limited to 'yavta.c')
| -rw-r--r-- | yavta.c | 8 |
1 files changed, 8 insertions, 0 deletions
@@ -42,6 +42,7 @@ struct device enum v4l2_memory memtype; unsigned int nbufs; unsigned int bufsize; + unsigned int imagesize; void **mem; }; @@ -186,6 +187,8 @@ static int video_get_format(struct device *dev) return ret; } + dev->imagesize = fmt.fmt.pix.bytesperline ? fmt.fmt.pix.sizeimage : 0; + printf("Video format: %c%c%c%c (%08x) %ux%u\n", (fmt.fmt.pix.pixelformat >> 0) & 0xff, (fmt.fmt.pix.pixelformat >> 8) & 0xff, @@ -765,6 +768,11 @@ static int video_do_capture(struct device *dev, unsigned int nframes, buf.m.userptr = (unsigned long)dev->mem[i]; } + if (dev->type == V4L2_BUF_TYPE_VIDEO_CAPTURE && + dev->imagesize != 0 && buf.bytesused != dev->imagesize) + printf("Warning: bytes used %u != image size %u\n", + buf.bytesused, dev->imagesize); + size += buf.bytesused; gettimeofday(&ts, NULL); |