diff options
Diffstat (limited to 'gst')
| -rw-r--r-- | gst/goom/gstgoom.c | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/gst/goom/gstgoom.c b/gst/goom/gstgoom.c index 5aa043fe..db40a13d 100644 --- a/gst/goom/gstgoom.c +++ b/gst/goom/gstgoom.c @@ -114,6 +114,7 @@ static void gst_goom_chain (GstPad *pad, GstData *_data); static GstPadLinkReturn gst_goom_sinkconnect (GstPad *pad, const GstCaps *caps); static GstPadLinkReturn gst_goom_srcconnect (GstPad *pad, const GstCaps *caps); +static GstCaps * gst_goom_src_fixate (GstPad *pad, const GstCaps *caps); static GstElementClass *parent_class = NULL; @@ -184,6 +185,7 @@ gst_goom_init (GstGOOM *goom) gst_pad_set_link_function (goom->sinkpad, gst_goom_sinkconnect); gst_pad_set_link_function (goom->srcpad, gst_goom_srcconnect); + gst_pad_set_fixate_function (goom->srcpad, gst_goom_src_fixate); goom->width = 320; goom->height = 200; @@ -236,6 +238,33 @@ gst_goom_srcconnect (GstPad *pad, const GstCaps *caps) return GST_PAD_LINK_OK; } +static GstCaps * +gst_goom_src_fixate (GstPad *pad, const GstCaps *caps) +{ + GstCaps *newcaps; + GstStructure *structure; + + if (!gst_caps_is_simple (caps)) return NULL; + + newcaps = gst_caps_copy (caps); + structure = gst_caps_get_structure (newcaps, 0); + + if (gst_caps_structure_fixate_field_nearest_int (structure, "width", 320)) { + return newcaps; + } + if (gst_caps_structure_fixate_field_nearest_int (structure, "height", 240)) { + return newcaps; + } + if (gst_caps_structure_fixate_field_nearest_double (structure, "framerate", + 30.0)) { + return newcaps; + } + + /* failed to fixate */ + gst_caps_free (newcaps); + return NULL; +} + static void gst_goom_chain (GstPad *pad, GstData *_data) { |