From e9e321113789949491c97d93eae4f5e9bacc86f1 Mon Sep 17 00:00:00 2001 From: "hans@rhel5-devel.localdomain" Date: Wed, 24 Jun 2009 14:07:03 +0200 Subject: libv4l: whitebalance fix divide by 0 and avoid abrupt changes From: Hans de Goede libv4l: whitebalance fix divide by 0 and avoid abrupt changes Priority: normal Signed-off-by: Hans de Goede --- v4l2-apps/libv4l/libv4lconvert/processing/libv4lprocessing.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) (limited to 'v4l2-apps/libv4l/libv4lconvert/processing/libv4lprocessing.c') diff --git a/v4l2-apps/libv4l/libv4lconvert/processing/libv4lprocessing.c b/v4l2-apps/libv4l/libv4lconvert/processing/libv4lprocessing.c index cbbcca73c..af0056e94 100644 --- a/v4l2-apps/libv4l/libv4lconvert/processing/libv4lprocessing.c +++ b/v4l2-apps/libv4l/libv4lconvert/processing/libv4lprocessing.c @@ -62,6 +62,8 @@ int v4lprocessing_pre_processing(struct v4lprocessing_data *data) data->do_process = 1; } + data->controls_changed |= v4lcontrol_controls_changed(data->control); + return data->do_process; } @@ -167,9 +169,10 @@ void v4lprocessing_processing(struct v4lprocessing_data *data, return; /* Non supported pix format */ } - if (v4lcontrol_controls_changed(data->control) || + if (data->controls_changed || data->lookup_table_update_counter == V4L2PROCESSING_UPDATE_RATE) { v4lprocessing_update_lookup_tables(data, buf, fmt); + data->controls_changed = 0; data->lookup_table_update_counter = 0; } else data->lookup_table_update_counter++; -- cgit v1.2.3 From 571db9ea44fcb35c1bc260eb98f3d085de5d132a Mon Sep 17 00:00:00 2001 From: "hans@rhel5-devel.localdomain" Date: Thu, 20 Aug 2009 11:28:51 +0200 Subject: libv4l: Change controls shm segment name to include the username From: Gregor Jasny Change controls shm segment name to include the username, as it is only writable by the user (this means libv4l controls are per user) Priority: normal Signed-off-by: Gregor Jasny Signed-off-by: Hans de Goede --- v4l2-apps/libv4l/libv4lconvert/processing/libv4lprocessing.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) (limited to 'v4l2-apps/libv4l/libv4lconvert/processing/libv4lprocessing.c') diff --git a/v4l2-apps/libv4l/libv4lconvert/processing/libv4lprocessing.c b/v4l2-apps/libv4l/libv4lconvert/processing/libv4lprocessing.c index af0056e94..424173ec5 100644 --- a/v4l2-apps/libv4l/libv4lconvert/processing/libv4lprocessing.c +++ b/v4l2-apps/libv4l/libv4lconvert/processing/libv4lprocessing.c @@ -38,8 +38,10 @@ struct v4lprocessing_data *v4lprocessing_create(int fd, struct v4lcontrol_data* struct v4lprocessing_data *data = calloc(1, sizeof(struct v4lprocessing_data)); - if (!data) + if (!data) { + fprintf(stderr, "libv4lprocessing: error: out of memory!\n"); return NULL; + } data->fd = fd; data->control = control; -- cgit v1.2.3