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-rw-r--r--sys/v4l2/v4l2_calls.c120
1 files changed, 68 insertions, 52 deletions
diff --git a/sys/v4l2/v4l2_calls.c b/sys/v4l2/v4l2_calls.c
index b630fc04..b0a9e5f6 100644
--- a/sys/v4l2/v4l2_calls.c
+++ b/sys/v4l2/v4l2_calls.c
@@ -35,6 +35,8 @@
#include "gstv4l2colorbalance.h"
#include "gstv4l2src.h"
+/* until someone comes up with a general category... */
+#define GST_CAT_DEFAULT v4l2src_debug
#define DEBUG(format, args...) \
GST_DEBUG_OBJECT (\
@@ -52,12 +54,12 @@ static gboolean
gst_v4l2_get_capabilities (GstV4l2Element * v4l2element)
{
DEBUG ("getting capabilities");
- GST_V4L2_CHECK_OPEN (v4l2element);
+ if (!GST_V4L2_IS_OPEN (v4l2element))
+ return FALSE;
if (ioctl (v4l2element->video_fd, VIDIOC_QUERYCAP, &(v4l2element->vcap)) < 0) {
- GST_ELEMENT_ERROR (v4l2element, RESOURCE, SETTINGS, (NULL),
- ("Error getting %s capabilities: %s",
- v4l2element->device, g_strerror (errno)));
+ GST_ERROR_OBJECT (v4l2element, "Error getting %s capabilities: %s",
+ v4l2element->device, g_strerror (errno));
return FALSE;
}
@@ -475,12 +477,13 @@ gboolean
gst_v4l2_get_norm (GstV4l2Element * v4l2element, v4l2_std_id * norm)
{
DEBUG ("getting norm");
- GST_V4L2_CHECK_OPEN (v4l2element);
+ if (!GST_V4L2_IS_OPEN (v4l2element))
+ return FALSE;
if (ioctl (v4l2element->video_fd, VIDIOC_G_STD, norm) < 0) {
- GST_ELEMENT_ERROR (v4l2element, RESOURCE, SETTINGS, (NULL),
- ("Failed to get the current norm for device %s: %s",
- v4l2element->device, g_strerror (errno)));
+ GST_WARNING_OBJECT (v4l2element,
+ "Failed to get the current norm for device %s: %s", v4l2element->device,
+ g_strerror (errno));
return FALSE;
}
@@ -498,13 +501,15 @@ gboolean
gst_v4l2_set_norm (GstV4l2Element * v4l2element, v4l2_std_id norm)
{
DEBUG ("trying to set norm to %llx", norm);
- GST_V4L2_CHECK_OPEN (v4l2element);
- GST_V4L2_CHECK_NOT_ACTIVE (v4l2element);
+ if (!GST_V4L2_IS_OPEN (v4l2element))
+ return FALSE;
+ if (!GST_V4L2_IS_ACTIVE (v4l2element))
+ return FALSE;
if (ioctl (v4l2element->video_fd, VIDIOC_S_STD, &norm) < 0) {
- GST_ELEMENT_ERROR (v4l2element, RESOURCE, SETTINGS, (NULL),
- ("Failed to set norm 0x%llx for device %s: %s",
- norm, v4l2element->device, g_strerror (errno)));
+ GST_WARNING_OBJECT (v4l2element,
+ "Failed to set norm 0x%llx for device %s: %s", norm,
+ v4l2element->device, g_strerror (errno));
return FALSE;
}
@@ -524,12 +529,13 @@ gst_v4l2_get_input (GstV4l2Element * v4l2element, gint * input)
gint n;
DEBUG ("trying to get input");
- GST_V4L2_CHECK_OPEN (v4l2element);
+ if (!GST_V4L2_IS_OPEN (v4l2element))
+ return FALSE;
if (ioctl (v4l2element->video_fd, VIDIOC_G_INPUT, &n) < 0) {
- GST_ELEMENT_ERROR (v4l2element, RESOURCE, SETTINGS, (NULL),
- ("Failed to get current input on device %s: %s",
- v4l2element->device, g_strerror (errno)));
+ GST_WARNING_OBJECT (v4l2element,
+ "Failed to get current input on device %s: %s", v4l2element->device,
+ g_strerror (errno));
return FALSE;
}
@@ -549,13 +555,14 @@ gboolean
gst_v4l2_set_input (GstV4l2Element * v4l2element, gint input)
{
DEBUG ("trying to set input to %d", input);
- GST_V4L2_CHECK_OPEN (v4l2element);
- GST_V4L2_CHECK_NOT_ACTIVE (v4l2element);
+ if (!GST_V4L2_IS_OPEN (v4l2element))
+ return FALSE;
+ if (!GST_V4L2_IS_ACTIVE (v4l2element))
+ return FALSE;
if (ioctl (v4l2element->video_fd, VIDIOC_S_INPUT, &input) < 0) {
- GST_ELEMENT_ERROR (v4l2element, RESOURCE, SETTINGS, (NULL),
- ("Failed to set input %d on device %s: %s",
- input, v4l2element->device, g_strerror (errno)));
+ GST_WARNING_OBJECT (v4l2element, "Failed to set input %d on device %s: %s",
+ input, v4l2element->device, g_strerror (errno));
return FALSE;
}
@@ -575,12 +582,13 @@ gst_v4l2_get_output (GstV4l2Element * v4l2element, gint * output)
gint n;
DEBUG ("trying to get output");
- GST_V4L2_CHECK_OPEN (v4l2element);
+ if (!GST_V4L2_IS_OPEN (v4l2element))
+ return FALSE;
if (ioctl (v4l2element->video_fd, VIDIOC_G_OUTPUT, &n) < 0) {
- GST_ELEMENT_ERROR (v4l2element, RESOURCE, SETTINGS, (NULL),
- ("Failed to get current output on device %s: %s",
- v4l2element->device, g_strerror (errno)));
+ GST_WARNING_OBJECT (v4l2element,
+ "Failed to get current output on device %s: %s", v4l2element->device,
+ g_strerror (errno));
return FALSE;
}
@@ -600,13 +608,15 @@ gboolean
gst_v4l2_set_output (GstV4l2Element * v4l2element, gint output)
{
DEBUG ("trying to set output to %d", output);
- GST_V4L2_CHECK_OPEN (v4l2element);
- GST_V4L2_CHECK_NOT_ACTIVE (v4l2element);
+ if (!GST_V4L2_IS_OPEN (v4l2element))
+ return FALSE;
+ if (!GST_V4L2_IS_ACTIVE (v4l2element))
+ return FALSE;
if (ioctl (v4l2element->video_fd, VIDIOC_S_OUTPUT, &output) < 0) {
- GST_ELEMENT_ERROR (v4l2element, RESOURCE, SETTINGS, (NULL),
- ("Failed to set output %d on device %s: %s",
- output, v4l2element->device, g_strerror (errno)));
+ GST_WARNING_OBJECT (v4l2element,
+ "Failed to set current output on device %s to %d: %s",
+ v4l2element->device, output, g_strerror (errno));
return FALSE;
}
@@ -628,15 +638,16 @@ gst_v4l2_get_frequency (GstV4l2Element * v4l2element,
GstTunerChannel *channel;
DEBUG ("getting current tuner frequency");
- GST_V4L2_CHECK_OPEN (v4l2element);
+ if (!GST_V4L2_IS_OPEN (v4l2element))
+ return FALSE;
channel = gst_tuner_get_channel (GST_TUNER (v4l2element));
freq.tuner = tunernum;
if (ioctl (v4l2element->video_fd, VIDIOC_G_FREQUENCY, &freq) < 0) {
- GST_ELEMENT_ERROR (v4l2element, RESOURCE, SETTINGS, (NULL),
- ("Failed to get current tuner frequency for device %s: %s",
- v4l2element->device, g_strerror (errno)));
+ GST_WARNING_OBJECT (v4l2element,
+ "Failed to get current tuner frequency for device %s: %s",
+ v4l2element->device, g_strerror (errno));
return FALSE;
}
@@ -660,8 +671,10 @@ gst_v4l2_set_frequency (GstV4l2Element * v4l2element,
GstTunerChannel *channel;
DEBUG ("setting current tuner frequency to %lu", frequency);
- GST_V4L2_CHECK_OPEN (v4l2element);
- GST_V4L2_CHECK_NOT_ACTIVE (v4l2element);
+ if (!GST_V4L2_IS_OPEN (v4l2element))
+ return FALSE;
+ if (!GST_V4L2_IS_ACTIVE (v4l2element))
+ return FALSE;
channel = gst_tuner_get_channel (GST_TUNER (v4l2element));
@@ -671,9 +684,9 @@ gst_v4l2_set_frequency (GstV4l2Element * v4l2element,
freq.frequency = frequency / channel->freq_multiplicator;
if (ioctl (v4l2element->video_fd, VIDIOC_S_FREQUENCY, &freq) < 0) {
- GST_ELEMENT_ERROR (v4l2element, RESOURCE, SETTINGS, (NULL),
- ("Failed to set tuner frequency to %lu for device %s: %s",
- frequency, v4l2element->device, g_strerror (errno)));
+ GST_WARNING_OBJECT (v4l2element,
+ "Failed to set current tuner frequency for device %s to %lu: %s",
+ v4l2element->device, frequency, g_strerror (errno));
return FALSE;
}
@@ -694,13 +707,14 @@ gst_v4l2_signal_strength (GstV4l2Element * v4l2element,
struct v4l2_tuner tuner;
DEBUG ("trying to get signal strength");
- GST_V4L2_CHECK_OPEN (v4l2element);
+ if (!GST_V4L2_IS_OPEN (v4l2element))
+ return FALSE;
tuner.index = tunernum;
if (ioctl (v4l2element->video_fd, VIDIOC_G_TUNER, &tuner) < 0) {
- GST_ELEMENT_ERROR (v4l2element, RESOURCE, SETTINGS, (NULL),
- ("Failed to get signal strength for device %s: %s",
- v4l2element->device, g_strerror (errno)));
+ GST_WARNING_OBJECT (v4l2element,
+ "Failed to get signal strength for device %s: %s", v4l2element->device,
+ g_strerror (errno));
return FALSE;
}
@@ -722,16 +736,17 @@ gst_v4l2_get_attribute (GstV4l2Element * v4l2element,
{
struct v4l2_control control;
- GST_V4L2_CHECK_OPEN (v4l2element);
+ if (!GST_V4L2_IS_OPEN (v4l2element))
+ return FALSE;
DEBUG ("getting value of attribute %d", attribute_num);
control.id = attribute_num;
if (ioctl (v4l2element->video_fd, VIDIOC_G_CTRL, &control) < 0) {
- GST_ELEMENT_ERROR (v4l2element, RESOURCE, SETTINGS, (NULL),
- ("Failed to get value for control %d on device %s: %s",
- attribute_num, v4l2element->device, g_strerror (errno)));
+ GST_WARNING_OBJECT (v4l2element,
+ "Failed to get value for control %d on device %s: %s", attribute_num,
+ v4l2element->device, g_strerror (errno));
return FALSE;
}
@@ -753,7 +768,8 @@ gst_v4l2_set_attribute (GstV4l2Element * v4l2element,
{
struct v4l2_control control;
- GST_V4L2_CHECK_OPEN (v4l2element);
+ if (!GST_V4L2_IS_OPEN (v4l2element))
+ return FALSE;
DEBUG ("setting value of attribute %d to %d", attribute_num, value);
@@ -761,9 +777,9 @@ gst_v4l2_set_attribute (GstV4l2Element * v4l2element,
control.value = value;
if (ioctl (v4l2element->video_fd, VIDIOC_S_CTRL, &control) < 0) {
- GST_ELEMENT_ERROR (v4l2element, RESOURCE, SETTINGS, (NULL),
- ("Failed to set value %d for control %d on device %s: %s",
- value, attribute_num, v4l2element->device, g_strerror (errno)));
+ GST_WARNING_OBJECT (v4l2element,
+ "Failed to set value %d for control %d on device %s: %s", value,
+ attribute_num, v4l2element->device, g_strerror (errno));
return FALSE;
}
generated by cgit v1.2.1 (git 2.18.0) at 2024-11-17 02:09:02 +0000