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sys/v4l2/gstv4l2element.h: Yet Another Hack (tm) for kernel header borkedness.

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Original commit message from CVS:
* sys/v4l2/gstv4l2element.h:
Yet Another Hack (tm) for kernel header borkedness.
* sys/v4l2/gstv4l2src.c: (gst_v4l2src_init),
(gst_v4l2src_v4l2fourcc_to_caps), (gst_v4l2_fourcc_from_structure),
(gst_v4l2src_link), (gst_v4l2src_getcaps),
(gst_v4l2src_change_state):
* sys/v4l2/gstv4l2src.h:
* sys/v4l2/v4l2src_calls.c: (gst_v4l2src_capture_init),
(gst_v4l2src_capture_start), (gst_v4l2src_capture_stop):
Fix caps, keep track of state, work.
This commit is contained in:
Ronald S. Bultje 2004-10-24 15:47:40 +00:00
parent 5c44182eb9
commit cdd824a3da
5 changed files with 38 additions and 7 deletions
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13
ChangeLog
View file

@ -1,3 +1,16 @@
2004-10-24 Ronald S. Bultje <rbultje@ronald.bitfreak.net>
* sys/v4l2/gstv4l2element.h:
Yet Another Hack (tm) for kernel header borkedness.
* sys/v4l2/gstv4l2src.c: (gst_v4l2src_init),
(gst_v4l2src_v4l2fourcc_to_caps), (gst_v4l2_fourcc_from_structure),
(gst_v4l2src_link), (gst_v4l2src_getcaps),
(gst_v4l2src_change_state):
* sys/v4l2/gstv4l2src.h:
* sys/v4l2/v4l2src_calls.c: (gst_v4l2src_capture_init),
(gst_v4l2src_capture_start), (gst_v4l2src_capture_stop):
Fix caps, keep track of state, work.
2004-10-24 Ronald S. Bultje <rbultje@ronald.bitfreak.net>
* sys/v4l/gstv4lsrc.c: (gst_v4lsrc_getcaps):

1
sys/v4l2/gstv4l2element.h
View file

@ -38,6 +38,7 @@
#include <sys/types.h>
#include <linux/types.h>
#define _LINUX_TIME_H
#define __user
#include <linux/videodev2.h>
/*

25
sys/v4l2/gstv4l2src.c
View file

@ -255,6 +255,8 @@ gst_v4l2src_init (GTypeInstance * instance, gpointer g_class)
/* fps */
v4l2src->use_fixed_fps = TRUE;
v4l2src->is_capturing = FALSE;
}
@ -384,7 +386,7 @@ gst_v4l2src_v4l2fourcc_to_caps (guint32 fourcc)
switch (fourcc) {
case V4L2_PIX_FMT_MJPEG: /* Motion-JPEG */
case V4L2_PIX_FMT_JPEG: /* JFIF JPEG */
structure = gst_structure_new ("video/x-jpeg", NULL);
structure = gst_structure_new ("image/jpeg", NULL);
break;
case V4L2_PIX_FMT_RGB332:
case V4L2_PIX_FMT_RGB555:
@ -631,7 +633,7 @@ gst_v4l2_fourcc_from_structure (GstStructure * structure)
}
} else if (strcmp (mimetype, "video/x-dv") == 0) {
fourcc = V4L2_PIX_FMT_DV;
} else if (strcmp (mimetype, "video/x-jpeg") == 0) {
} else if (strcmp (mimetype, "image/jpeg") == 0) {
fourcc = V4L2_PIX_FMT_JPEG;
}
@ -714,6 +716,7 @@ gst_v4l2src_link (GstPad * pad, const GstCaps * caps)
struct v4l2_fmtdesc *format;
int w, h;
GstStructure *structure;
gboolean was_capturing;
v4l2src = GST_V4L2SRC (gst_pad_get_parent (pad));
v4l2element = GST_V4L2ELEMENT (v4l2src);
@ -722,6 +725,10 @@ gst_v4l2src_link (GstPad * pad, const GstCaps * caps)
/* clean up if we still haven't cleaned up our previous
* capture session */
if ((was_capturing = v4l2src->is_capturing)) {
if (!gst_v4l2src_capture_stop (v4l2src))
return GST_PAD_LINK_REFUSED;
}
if (GST_V4L2_IS_ACTIVE (v4l2element)) {
if (!gst_v4l2src_capture_deinit (v4l2src))
return GST_PAD_LINK_REFUSED;
@ -740,6 +747,10 @@ gst_v4l2src_link (GstPad * pad, const GstCaps * caps)
/* we found the pixelformat! - try it out */
if (gst_v4l2src_set_capture (v4l2src, format, w, h)) {
if (gst_v4l2src_capture_init (v4l2src)) {
if (was_capturing || GST_STATE (v4l2src) == GST_STATE_PLAYING)
if (!gst_v4l2src_capture_start (v4l2src))
return GST_PAD_LINK_REFUSED;
return GST_PAD_LINK_OK;
}
}
@ -759,7 +770,7 @@ gst_v4l2src_getcaps (GstPad * pad)
GstStructure *structure;
if (!GST_V4L2_IS_OPEN (GST_V4L2ELEMENT (v4l2src))) {
return gst_caps_new_any ();
return gst_caps_copy (gst_pad_get_pad_template_caps (pad));
}
/* build our own capslist */
@ -1022,7 +1033,8 @@ gst_v4l2src_change_state (GstElement * element)
break;
case GST_STATE_PAUSED_TO_PLAYING:
/* queue all buffer, start streaming capture */
if (!gst_v4l2src_capture_start (v4l2src))
if (GST_V4L2ELEMENT (v4l2src)->buffer &&
!gst_v4l2src_capture_start (v4l2src))
return GST_STATE_FAILURE;
g_get_current_time (&time);
v4l2src->substract_time = GST_TIMEVAL_TO_TIME (time) -
@ -1034,12 +1046,13 @@ gst_v4l2src_change_state (GstElement * element)
v4l2src->substract_time = GST_TIMEVAL_TO_TIME (time) -
v4l2src->substract_time;
/* de-queue all queued buffers */
if (!gst_v4l2src_capture_stop (v4l2src))
if (v4l2src->is_capturing && !gst_v4l2src_capture_stop (v4l2src))
return GST_STATE_FAILURE;
break;
case GST_STATE_PAUSED_TO_READY:
/* stop capturing, unmap all buffers */
if (!gst_v4l2src_capture_deinit (v4l2src))
if (GST_V4L2ELEMENT (v4l2src)->buffer &&
!gst_v4l2src_capture_deinit (v4l2src))
return GST_STATE_FAILURE;
break;
case GST_STATE_READY_TO_NULL:

2
sys/v4l2/gstv4l2src.h
View file

@ -75,7 +75,7 @@ struct _GstV4l2Src {
struct v4l2_format format;
/* True if we want to stop */
gboolean quit;
gboolean quit, is_capturing;
/* A/V sync... frame counter and internal cache */
gulong handled;

4
sys/v4l2/v4l2src_calls.c
View file

@ -317,6 +317,7 @@ gst_v4l2src_capture_init (GstV4l2Src * v4l2src)
}
GST_V4L2_SET_ACTIVE (GST_V4L2ELEMENT (v4l2src));
return TRUE;
}
@ -349,6 +350,8 @@ gst_v4l2src_capture_start (GstV4l2Src * v4l2src)
return FALSE;
}
v4l2src->is_capturing = TRUE;
return TRUE;
}
@ -379,6 +382,7 @@ gst_v4l2src_capture_stop (GstV4l2Src * v4l2src)
/* make an optional pending wait stop */
v4l2src->quit = TRUE;
v4l2src->is_capturing = FALSE;
return TRUE;
}