mirror of
https://gitlab.freedesktop.org/gstreamer/gstreamer.git
synced 2024-09-09 05:38:58 +00:00
v4l2: add norm property
Based on a patch by Guennadi Liakhovetski. v2: updates because I forgot to add GstTuner interface to v4l2sink v3: update to add all possible values to norm enum
This commit is contained in:
parent
b316e2346c
commit
9c9585116c
6 changed files with 128 additions and 32 deletions
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@ -56,7 +56,7 @@ GST_DEBUG_CATEGORY_EXTERN (v4l2_debug);
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#define DEFAULT_PROP_DEVICE_NAME NULL
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#define DEFAULT_PROP_DEVICE_NAME NULL
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#define DEFAULT_PROP_DEVICE_FD -1
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#define DEFAULT_PROP_DEVICE_FD -1
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#define DEFAULT_PROP_FLAGS 0
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#define DEFAULT_PROP_FLAGS 0
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#define DEFAULT_PROP_NORM NULL
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#define DEFAULT_PROP_TV_NORM 0
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#define DEFAULT_PROP_CHANNEL NULL
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#define DEFAULT_PROP_CHANNEL NULL
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#define DEFAULT_PROP_FREQUENCY 0
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#define DEFAULT_PROP_FREQUENCY 0
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@ -316,6 +316,58 @@ gst_v4l2_device_get_type (void)
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return v4l2_device_type;
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return v4l2_device_type;
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}
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}
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#define GST_TYPE_V4L2_TV_NORM (gst_v4l2_tv_norm_get_type ())
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static GType
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gst_v4l2_tv_norm_get_type (void)
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{
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static GType v4l2_tv_norm = 0;
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if (!v4l2_tv_norm) {
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static const GEnumValue tv_norms[] = {
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{0, "none", "none"},
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{V4L2_STD_NTSC, "NTSC", "NTSC"},
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{V4L2_STD_NTSC_M, "NTSC-M", "NTSC-M"},
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{V4L2_STD_NTSC_M_JP, "NTSC-M-JP", "NTSC-M-JP"},
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{V4L2_STD_NTSC_M_KR, "NTSC-M-KR", "NTSC-M-KR"},
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{V4L2_STD_NTSC_443, "NTSC-443", "NTSC-443"},
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{V4L2_STD_PAL, "PAL", "PAL"},
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{V4L2_STD_PAL_BG, "PAL-BG", "PAL-BG"},
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{V4L2_STD_PAL_B, "PAL-B", "PAL-B"},
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{V4L2_STD_PAL_B1, "PAL-B1", "PAL-B1"},
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{V4L2_STD_PAL_G, "PAL-G", "PAL-G"},
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{V4L2_STD_PAL_H, "PAL-H", "PAL-H"},
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{V4L2_STD_PAL_I, "PAL-I", "PAL-I"},
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{V4L2_STD_PAL_DK, "PAL-DK", "PAL-DK"},
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{V4L2_STD_PAL_D, "PAL-D", "PAL-D"},
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{V4L2_STD_PAL_D1, "PAL-D1", "PAL-D1"},
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{V4L2_STD_PAL_K, "PAL-K", "PAL-K"},
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{V4L2_STD_PAL_M, "PAL-M", "PAL-M"},
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{V4L2_STD_PAL_N, "PAL-N", "PAL-N"},
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{V4L2_STD_PAL_Nc, "PAL-Nc", "PAL-Nc"},
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{V4L2_STD_PAL_60, "PAL-60", "PAL-60"},
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{V4L2_STD_SECAM, "SECAM", "SECAM"},
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{V4L2_STD_SECAM_B, "SECAM-B", "SECAM-B"},
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{V4L2_STD_SECAM_G, "SECAM-G", "SECAM-G"},
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{V4L2_STD_SECAM_H, "SECAM-H", "SECAM-H"},
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{V4L2_STD_SECAM_DK, "SECAM-DK", "SECAM-DK"},
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{V4L2_STD_SECAM_D, "SECAM-D", "SECAM-D"},
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{V4L2_STD_SECAM_K, "SECAM-K", "SECAM-K"},
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{V4L2_STD_SECAM_K1, "SECAM-K1", "SECAM-K1"},
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{V4L2_STD_SECAM_L, "SECAM-L", "SECAM-L"},
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{V4L2_STD_SECAM_LC, "SECAM-Lc", "SECAM-Lc"},
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{0, NULL, NULL}
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};
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v4l2_tv_norm = g_enum_register_static ("V4L2_TV_norms", tv_norms);
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}
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return v4l2_tv_norm;
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}
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void
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void
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gst_v4l2_object_install_properties_helper (GObjectClass * gobject_class,
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gst_v4l2_object_install_properties_helper (GObjectClass * gobject_class,
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const char *default_device)
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const char *default_device)
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@ -384,6 +436,19 @@ gst_v4l2_object_install_properties_helper (GObjectClass * gobject_class,
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"Hue or color balance", G_MININT,
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"Hue or color balance", G_MININT,
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G_MAXINT, 0,
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G_MAXINT, 0,
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G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS | GST_PARAM_CONTROLLABLE));
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G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS | GST_PARAM_CONTROLLABLE));
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/**
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* GstV4l2Src:norm
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*
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* TV norm
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*
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* Since: 0.10.30
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*/
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g_object_class_install_property (gobject_class, PROP_TV_NORM,
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g_param_spec_enum ("norm", "TV norm",
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"video standard",
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GST_TYPE_V4L2_TV_NORM, DEFAULT_PROP_TV_NORM,
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G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
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}
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}
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GstV4l2Object *
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GstV4l2Object *
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@ -440,9 +505,6 @@ gst_v4l2_object_destroy (GstV4l2Object * v4l2object)
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if (v4l2object->channel)
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if (v4l2object->channel)
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g_free (v4l2object->channel);
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g_free (v4l2object->channel);
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if (v4l2object->norm)
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g_free (v4l2object->norm);
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if (v4l2object->formats) {
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if (v4l2object->formats) {
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gst_v4l2_object_clear_format_list (v4l2object);
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gst_v4l2_object_clear_format_list (v4l2object);
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}
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}
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@ -510,23 +572,10 @@ gst_v4l2_object_set_property_helper (GstV4l2Object * v4l2object,
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return TRUE;
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return TRUE;
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}
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}
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break;
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break;
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#if 0
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case PROP_TV_NORM:
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case PROP_NORM:
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v4l2object->tv_norm = g_value_get_enum (value);
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if (GST_V4L2_IS_OPEN (v4l2object)) {
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GstTuner *tuner = GST_TUNER (v4l2object->element);
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GstTunerNorm *norm = gst_tuner_find_norm_by_name (tuner,
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(gchar *) g_value_get_string (value));
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if (norm) {
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/* like gst_tuner_set_norm (tuner, norm)
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without g_object_notify */
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gst_v4l2_tuner_set_norm (v4l2object, norm);
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}
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} else {
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g_free (v4l2object->norm);
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v4l2object->norm = g_value_dup_string (value);
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}
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break;
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break;
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#if 0
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case PROP_CHANNEL:
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case PROP_CHANNEL:
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if (GST_V4L2_IS_OPEN (v4l2object)) {
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if (GST_V4L2_IS_OPEN (v4l2object)) {
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GstTuner *tuner = GST_TUNER (v4l2object->element);
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GstTuner *tuner = GST_TUNER (v4l2object->element);
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@ -631,6 +680,9 @@ gst_v4l2_object_get_property_helper (GstV4l2Object * v4l2object,
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return TRUE;
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return TRUE;
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}
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}
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break;
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break;
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case PROP_TV_NORM:
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g_value_set_enum (value, v4l2object->tv_norm);
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break;
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default:
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default:
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return FALSE;
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return FALSE;
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break;
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break;
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@ -650,16 +702,18 @@ gst_v4l2_set_defaults (GstV4l2Object * v4l2object)
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tuner = GST_TUNER (v4l2object->element);
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tuner = GST_TUNER (v4l2object->element);
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if (v4l2object->norm)
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if (v4l2object->tv_norm)
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norm = gst_tuner_find_norm_by_name (tuner, v4l2object->norm);
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norm = gst_v4l2_tuner_get_norm_by_std_id (v4l2object, v4l2object->tv_norm);
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GST_DEBUG_OBJECT (v4l2object->element, "tv_norm=%d, norm=%p",
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v4l2object->tv_norm, norm);
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if (norm) {
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if (norm) {
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gst_tuner_set_norm (tuner, norm);
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gst_tuner_set_norm (tuner, norm);
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} else {
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} else {
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norm =
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norm =
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GST_TUNER_NORM (gst_tuner_get_norm (GST_TUNER (v4l2object->element)));
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GST_TUNER_NORM (gst_tuner_get_norm (GST_TUNER (v4l2object->element)));
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if (norm) {
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if (norm) {
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g_free (v4l2object->norm);
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v4l2object->tv_norm =
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v4l2object->norm = g_strdup (norm->label);
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gst_v4l2_tuner_get_std_id_by_norm (v4l2object, norm);
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gst_tuner_norm_changed (tuner, norm);
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gst_tuner_norm_changed (tuner, norm);
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}
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}
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}
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}
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@ -1887,13 +1941,15 @@ default_frame_sizes:
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}
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}
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/* Since we can't get framerate directly, try to use the current norm */
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/* Since we can't get framerate directly, try to use the current norm */
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if (v4l2object->norm && v4l2object->norms) {
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if (v4l2object->tv_norm && v4l2object->norms) {
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GList *norms;
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GList *norms;
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GstTunerNorm *norm = NULL;
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GstTunerNorm *norm = NULL;
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GstTunerNorm *current =
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gst_v4l2_tuner_get_norm_by_std_id (v4l2object, v4l2object->tv_norm);
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for (norms = v4l2object->norms; norms != NULL; norms = norms->next) {
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for (norms = v4l2object->norms; norms != NULL; norms = norms->next) {
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norm = (GstTunerNorm *) norms->data;
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norm = (GstTunerNorm *) norms->data;
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if (!strcmp (norm->label, v4l2object->norm))
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if (!strcmp (norm->label, current->label))
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break;
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break;
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}
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}
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/* If it's possible, set framerate to that (discrete) value */
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/* If it's possible, set framerate to that (discrete) value */
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@ -108,7 +108,7 @@ struct _GstV4l2Object {
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GList *channels;
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GList *channels;
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/* properties */
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/* properties */
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gchar *norm;
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v4l2_std_id tv_norm;
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gchar *channel;
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gchar *channel;
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gulong frequency;
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gulong frequency;
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@ -133,11 +133,12 @@ GType gst_v4l2_object_get_type (void);
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PROP_DEVICE, \
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PROP_DEVICE, \
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PROP_DEVICE_NAME, \
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PROP_DEVICE_NAME, \
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PROP_DEVICE_FD, \
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PROP_DEVICE_FD, \
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PROP_FLAGS, \
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PROP_FLAGS, \
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PROP_BRIGHTNESS, \
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PROP_BRIGHTNESS, \
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PROP_CONTRAST, \
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PROP_CONTRAST, \
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PROP_SATURATION, \
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PROP_SATURATION, \
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PROP_HUE
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PROP_HUE, \
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PROP_TV_NORM
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/* create/destroy */
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/* create/destroy */
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GstV4l2Object * gst_v4l2_object_new (GstElement * element,
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GstV4l2Object * gst_v4l2_object_new (GstElement * element,
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@ -55,6 +55,7 @@
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#include "gstv4l2colorbalance.h"
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#include "gstv4l2colorbalance.h"
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#include "gstv4l2tuner.h"
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#ifdef HAVE_XVIDEO
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#ifdef HAVE_XVIDEO
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#include "gstv4l2xoverlay.h"
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#include "gstv4l2xoverlay.h"
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#endif
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#endif
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@ -91,6 +92,7 @@ enum
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GST_IMPLEMENT_V4L2_PROBE_METHODS (GstV4l2SinkClass, gst_v4l2sink);
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GST_IMPLEMENT_V4L2_PROBE_METHODS (GstV4l2SinkClass, gst_v4l2sink);
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GST_IMPLEMENT_V4L2_COLOR_BALANCE_METHODS (GstV4l2Sink, gst_v4l2sink);
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GST_IMPLEMENT_V4L2_COLOR_BALANCE_METHODS (GstV4l2Sink, gst_v4l2sink);
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GST_IMPLEMENT_V4L2_TUNER_METHODS (GstV4l2Sink, gst_v4l2sink);
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#ifdef HAVE_XVIDEO
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#ifdef HAVE_XVIDEO
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GST_IMPLEMENT_V4L2_XOVERLAY_METHODS (GstV4l2Sink, gst_v4l2sink);
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GST_IMPLEMENT_V4L2_XOVERLAY_METHODS (GstV4l2Sink, gst_v4l2sink);
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#endif
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#endif
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@ -105,10 +107,12 @@ gst_v4l2sink_iface_supported (GstImplementsInterface * iface, GType iface_type)
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g_assert (iface_type == GST_TYPE_X_OVERLAY ||
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g_assert (iface_type == GST_TYPE_X_OVERLAY ||
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iface_type == GST_TYPE_NAVIGATION ||
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iface_type == GST_TYPE_NAVIGATION ||
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iface_type == GST_TYPE_COLOR_BALANCE ||
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iface_type == GST_TYPE_COLOR_BALANCE ||
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iface_type == GST_TYPE_VIDEO_ORIENTATION);
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iface_type == GST_TYPE_VIDEO_ORIENTATION ||
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iface_type == GST_TYPE_TUNER);
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#else
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#else
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g_assert (iface_type == GST_TYPE_COLOR_BALANCE ||
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g_assert (iface_type == GST_TYPE_COLOR_BALANCE ||
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iface_type == GST_TYPE_VIDEO_ORIENTATION);
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iface_type == GST_TYPE_VIDEO_ORIENTATION ||
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iface_type == GST_TYPE_TUNER);
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#endif
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#endif
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if (v4l2object->video_fd == -1)
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if (v4l2object->video_fd == -1)
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@ -151,6 +155,11 @@ gst_v4l2sink_init_interfaces (GType type)
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NULL,
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NULL,
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NULL,
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NULL,
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};
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};
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static const GInterfaceInfo v4l2_tuner_info = {
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(GInterfaceInitFunc) gst_v4l2sink_tuner_interface_init,
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NULL,
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NULL,
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};
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#ifdef HAVE_XVIDEO
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#ifdef HAVE_XVIDEO
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static const GInterfaceInfo v4l2_xoverlay_info = {
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static const GInterfaceInfo v4l2_xoverlay_info = {
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(GInterfaceInitFunc) gst_v4l2sink_xoverlay_interface_init,
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(GInterfaceInitFunc) gst_v4l2sink_xoverlay_interface_init,
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@ -181,6 +190,7 @@ gst_v4l2sink_init_interfaces (GType type)
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g_type_add_interface_static (type,
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g_type_add_interface_static (type,
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GST_TYPE_IMPLEMENTS_INTERFACE, &v4l2iface_info);
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GST_TYPE_IMPLEMENTS_INTERFACE, &v4l2iface_info);
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g_type_add_interface_static (type, GST_TYPE_TUNER, &v4l2_tuner_info);
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#ifdef HAVE_XVIDEO
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#ifdef HAVE_XVIDEO
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g_type_add_interface_static (type, GST_TYPE_X_OVERLAY, &v4l2_xoverlay_info);
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g_type_add_interface_static (type, GST_TYPE_X_OVERLAY, &v4l2_xoverlay_info);
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g_type_add_interface_static (type,
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g_type_add_interface_static (type,
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@ -237,7 +237,6 @@ gst_v4l2_tuner_set_norm (GstV4l2Object * v4l2object, GstTunerNorm * norm)
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GstTunerNorm *
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GstTunerNorm *
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gst_v4l2_tuner_get_norm (GstV4l2Object * v4l2object)
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gst_v4l2_tuner_get_norm (GstV4l2Object * v4l2object)
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{
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{
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GList *item;
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v4l2_std_id norm;
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v4l2_std_id norm;
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/* assert that we're opened and that we're using a known item */
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/* assert that we're opened and that we're using a known item */
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@ -245,6 +244,14 @@ gst_v4l2_tuner_get_norm (GstV4l2Object * v4l2object)
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gst_v4l2_get_norm (v4l2object, &norm);
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gst_v4l2_get_norm (v4l2object, &norm);
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return gst_v4l2_tuner_get_norm_by_std_id (v4l2object, norm);
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}
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GstTunerNorm *
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gst_v4l2_tuner_get_norm_by_std_id (GstV4l2Object * v4l2object, v4l2_std_id norm)
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{
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GList *item;
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|
||||||
for (item = v4l2object->norms; item != NULL; item = item->next) {
|
for (item = v4l2object->norms; item != NULL; item = item->next) {
|
||||||
if (norm & GST_V4L2_TUNER_NORM (item->data)->index)
|
if (norm & GST_V4L2_TUNER_NORM (item->data)->index)
|
||||||
return (GstTunerNorm *) item->data;
|
return (GstTunerNorm *) item->data;
|
||||||
|
@ -253,6 +260,20 @@ gst_v4l2_tuner_get_norm (GstV4l2Object * v4l2object)
|
||||||
return NULL;
|
return NULL;
|
||||||
}
|
}
|
||||||
|
|
||||||
|
v4l2_std_id
|
||||||
|
gst_v4l2_tuner_get_std_id_by_norm (GstV4l2Object * v4l2object,
|
||||||
|
GstTunerNorm * norm)
|
||||||
|
{
|
||||||
|
GList *item;
|
||||||
|
|
||||||
|
for (item = v4l2object->norms; item != NULL; item = item->next) {
|
||||||
|
if (norm == GST_TUNER_NORM (item->data))
|
||||||
|
return GST_V4L2_TUNER_NORM (item->data)->index;
|
||||||
|
}
|
||||||
|
|
||||||
|
return 0;
|
||||||
|
}
|
||||||
|
|
||||||
void
|
void
|
||||||
gst_v4l2_tuner_set_frequency_and_notify (GstV4l2Object * v4l2object,
|
gst_v4l2_tuner_set_frequency_and_notify (GstV4l2Object * v4l2object,
|
||||||
GstTunerChannel * channel, gulong frequency)
|
GstTunerChannel * channel, gulong frequency)
|
||||||
|
|
|
@ -94,6 +94,11 @@ void gst_v4l2_tuner_set_norm_and_notify (GstV4l2Object * v4l2o
|
||||||
GstTunerNorm* gst_v4l2_tuner_get_norm (GstV4l2Object * v4l2object);
|
GstTunerNorm* gst_v4l2_tuner_get_norm (GstV4l2Object * v4l2object);
|
||||||
gboolean gst_v4l2_tuner_set_norm (GstV4l2Object * v4l2object,
|
gboolean gst_v4l2_tuner_set_norm (GstV4l2Object * v4l2object,
|
||||||
GstTunerNorm * norm);
|
GstTunerNorm * norm);
|
||||||
|
GstTunerNorm* gst_v4l2_tuner_get_norm_by_std_id (GstV4l2Object * v4l2object,
|
||||||
|
v4l2_std_id norm);
|
||||||
|
v4l2_std_id gst_v4l2_tuner_get_std_id_by_norm (GstV4l2Object * v4l2object,
|
||||||
|
GstTunerNorm * norm);
|
||||||
|
|
||||||
/* frequency */
|
/* frequency */
|
||||||
void gst_v4l2_tuner_set_frequency_and_notify (GstV4l2Object * v4l2object,
|
void gst_v4l2_tuner_set_frequency_and_notify (GstV4l2Object * v4l2object,
|
||||||
GstTunerChannel * channel,
|
GstTunerChannel * channel,
|
||||||
|
|
|
@ -229,6 +229,9 @@ gst_v4l2_fill_lists (GstV4l2Object * v4l2object)
|
||||||
standard.frameperiod.denominator, standard.frameperiod.numerator);
|
standard.frameperiod.denominator, standard.frameperiod.numerator);
|
||||||
v4l2norm->index = standard.id;
|
v4l2norm->index = standard.id;
|
||||||
|
|
||||||
|
GST_DEBUG_OBJECT (v4l2object->element, "index=%08x, label=%s",
|
||||||
|
(unsigned int) v4l2norm->index, norm->label);
|
||||||
|
|
||||||
v4l2object->norms = g_list_prepend (v4l2object->norms, (gpointer) norm);
|
v4l2object->norms = g_list_prepend (v4l2object->norms, (gpointer) norm);
|
||||||
}
|
}
|
||||||
v4l2object->norms = g_list_reverse (v4l2object->norms);
|
v4l2object->norms = g_list_reverse (v4l2object->norms);
|
||||||
|
|
Loading…
Reference in a new issue