We support more then 32 bit src fmts now, so we can no longer re-use struct v4l2_frmsizeenum.pixel_format to store a bitmask of all the supported src-formats for a given frame-size.
This fixes a subtile bug where we would try to use SE401 as src fmt instead of YUYV under certain circumstances. BugLink: https://bugzilla.redhat.com/show_bug.cgi?id=1508706 Signed-off-by: Hans de Goede <hdego...@redhat.com> --- lib/libv4lconvert/libv4lconvert-priv.h | 2 ++ lib/libv4lconvert/libv4lconvert.c | 9 ++++----- 2 files changed, 6 insertions(+), 5 deletions(-) diff --git a/lib/libv4lconvert/libv4lconvert-priv.h b/lib/libv4lconvert/libv4lconvert-priv.h index e2389347..9a467e10 100644 --- a/lib/libv4lconvert/libv4lconvert-priv.h +++ b/lib/libv4lconvert/libv4lconvert-priv.h @@ -66,6 +66,8 @@ struct v4lconvert_data { int cinfo_initialized; #endif // HAVE_JPEG struct v4l2_frmsizeenum framesizes[V4LCONVERT_MAX_FRAMESIZES]; + /* Bitmask of all supported src_formats which can do for a size */ + int64_t framesize_supported_src_formats[V4LCONVERT_MAX_FRAMESIZES]; unsigned int no_framesizes; int bandwidth; int fps; diff --git a/lib/libv4lconvert/libv4lconvert.c b/lib/libv4lconvert/libv4lconvert.c index 1a5ccec2..d666bd97 100644 --- a/lib/libv4lconvert/libv4lconvert.c +++ b/lib/libv4lconvert/libv4lconvert.c @@ -434,7 +434,8 @@ static int v4lconvert_do_try_format_uvc(struct v4lconvert_data *data, for (i = 0; i < ARRAY_SIZE(supported_src_pixfmts); i++) { /* is this format supported? */ - if (!(data->framesizes[best_framesize].pixel_format & (1 << i))) + if (!(data->framesize_supported_src_formats[best_framesize] & + (1ULL << i))) continue; /* Note the hardcoded use of discrete is based on this function @@ -1647,9 +1648,7 @@ static void v4lconvert_get_framesizes(struct v4lconvert_data *data, return; } data->framesizes[data->no_framesizes].type = frmsize.type; - /* We use the pixel_format member to store a bitmask of all - supported src_formats which can do this size */ - data->framesizes[data->no_framesizes].pixel_format = 1 << index; + data->framesize_supported_src_formats[data->no_framesizes] = 1ULL << index; switch (frmsize.type) { case V4L2_FRMSIZE_TYPE_DISCRETE: @@ -1662,7 +1661,7 @@ static void v4lconvert_get_framesizes(struct v4lconvert_data *data, } data->no_framesizes++; } else { - data->framesizes[j].pixel_format |= 1 << index; + data->framesize_supported_src_formats[j] |= 1ULL << index; } } } -- 2.14.3
