diff options
Diffstat (limited to 'src/libcamera/v4l2_videodevice.cpp')
| -rw-r--r-- | src/libcamera/v4l2_videodevice.cpp | 20 |
1 files changed, 17 insertions, 3 deletions
diff --git a/src/libcamera/v4l2_videodevice.cpp b/src/libcamera/v4l2_videodevice.cpp index b778181a..eb33a68e 100644 --- a/src/libcamera/v4l2_videodevice.cpp +++ b/src/libcamera/v4l2_videodevice.cpp @@ -336,9 +336,23 @@ bool V4L2BufferCache::Entry::operator==(const FrameBuffer &buffer) const */ std::string V4L2PixelFormat::toString() const { - char str[11]; - snprintf(str, 11, "0x%08x", fourcc_); - return str; + if (fourcc_ == 0) + return "<INVALID>"; + + char ss[8] = { static_cast<char>(fourcc_ & 0x7f), + static_cast<char>((fourcc_ >> 8) & 0x7f), + static_cast<char>((fourcc_ >> 16) & 0x7f), + static_cast<char>((fourcc_ >> 24) & 0x7f) }; + + for (unsigned int i = 0; i < 4; i++) { + if (!isprint(ss[i])) + ss[i] = '.'; + } + + if (fourcc_ & (1 << 31)) + strcat(ss, "-BE"); + + return ss; } /** |