mirrors/gstreamer
mirrors/gstreamer
1
1
Fork 0
mirror of https://gitlab.freedesktop.org/gstreamer/gstreamer.git synced 2024-11-23 18:21:04 +00:00
Code Issues 1 Projects Releases Wiki Activity

vdpau: use GstVdpVideoBufferPool in GstVdpVideoSrcPad

Browse source 
We also don't pad_alloc our GstVdpVideoBuffers anymore since we don't support
downstream negotation anyway.
This commit is contained in:
Carl-Anton Ingmarsson 2010-07-30 11:16:09 +02:00
parent 2d9132c590
commit c0e1fba089
1 changed files with 34 additions and 58 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

92
sys/vdpau/gstvdp/gstvdpvideosrcpad.c
View file

@ -19,6 +19,7 @@
*/
#include "gstvdpvideobuffer.h"
#include "gstvdpvideobufferpool.h"
#include "gstvdpvideosrcpad.h"
@ -35,6 +36,7 @@ struct _GstVdpVideoSrcPad
{
GstPad pad;
GstVdpBufferPool *bpool;
GstCaps *caps;
gboolean yuv_output;
@ -133,44 +135,11 @@ gst_vdp_video_src_pad_push (GstVdpVideoSrcPad * vdp_pad,
return gst_pad_push (pad, out_buf);
}
static GstFlowReturn
gst_vdp_video_src_pad_alloc_with_caps (GstVdpVideoSrcPad * vdp_pad,
GstCaps * caps, GstVdpVideoBuffer ** video_buf, GError ** error)
{
GstFlowReturn ret;
ret = gst_pad_alloc_buffer ((GstPad *) vdp_pad, 0, 0, caps,
(GstBuffer **) video_buf);
if (ret != GST_FLOW_OK)
return ret;
if (!gst_caps_is_equal_fixed (caps, GST_BUFFER_CAPS (*video_buf)))
goto wrong_caps;
if (!GST_IS_VDP_VIDEO_BUFFER (*video_buf))
goto invalid_buf;
return GST_FLOW_OK;
wrong_caps:
gst_buffer_unref (GST_BUFFER (*video_buf));
g_set_error (error, GST_STREAM_ERROR, GST_STREAM_ERROR_FAILED,
"Sink element returned buffer with wrong caps");
return GST_FLOW_ERROR;
invalid_buf:
gst_buffer_unref (GST_BUFFER (*video_buf));
g_set_error (error, GST_STREAM_ERROR, GST_STREAM_ERROR_FAILED,
"Sink element returned buffer of wrong type");
return GST_FLOW_ERROR;
}
GstFlowReturn
gst_vdp_video_src_pad_alloc_buffer (GstVdpVideoSrcPad * vdp_pad,
GstVdpVideoBuffer ** video_buf, GError ** error)
{
GstCaps *caps;
GstFlowReturn ret;
g_return_val_if_fail (GST_IS_VDP_VIDEO_SRC_PAD (vdp_pad), GST_FLOW_ERROR);
@ -178,27 +147,13 @@ gst_vdp_video_src_pad_alloc_buffer (GstVdpVideoSrcPad * vdp_pad,
if (!caps)
return GST_FLOW_NOT_NEGOTIATED;
if (vdp_pad->yuv_output) {
GstVdpDevice *device = vdp_pad->device;
*video_buf = gst_vdp_video_buffer_new (device, VDP_CHROMA_TYPE_420,
vdp_pad->width, vdp_pad->height, NULL);
if (!*video_buf)
goto video_buf_error;
} else {
ret = gst_vdp_video_src_pad_alloc_with_caps (vdp_pad, caps, video_buf,
error);
if (ret != GST_FLOW_OK)
return ret;
}
*video_buf =
(GstVdpVideoBuffer *) gst_vdp_buffer_pool_get_buffer (vdp_pad->bpool,
error);
if (!*video_buf)
return GST_FLOW_ERROR;
return GST_FLOW_OK;
video_buf_error:
g_set_error (error, GST_RESOURCE_ERROR, GST_RESOURCE_ERROR_READ,
"Couldn't create a GstVdpVideoBuffer");
return GST_FLOW_ERROR;
}
static gboolean
@ -207,6 +162,9 @@ gst_vdp_video_src_pad_setcaps (GstPad * pad, GstCaps * caps)
GstVdpVideoSrcPad *vdp_pad = GST_VDP_VIDEO_SRC_PAD (pad);
const GstStructure *structure;
VdpChromaType chroma_type;
GstCaps *video_caps;
structure = gst_caps_get_structure (caps, 0);
if (gst_structure_has_name (structure, "video/x-raw-yuv")) {
if (!gst_structure_get_int (structure, "width", &vdp_pad->width))
@ -216,17 +174,28 @@ gst_vdp_video_src_pad_setcaps (GstPad * pad, GstCaps * caps)
if (!gst_structure_get_fourcc (structure, "format", &vdp_pad->fourcc))
return FALSE;
chroma_type = VDP_CHROMA_TYPE_420;
vdp_pad->yuv_output = TRUE;
} else if (gst_structure_has_name (structure, "video/x-vdpau-video")) {
if (!gst_structure_get_int (structure, "width", &vdp_pad->width))
return FALSE;
if (!gst_structure_get_int (structure, "height", &vdp_pad->height))
return FALSE;
if (!gst_structure_get_int (structure, "chroma-type",
(gint *) & chroma_type))
return FALSE;
vdp_pad->yuv_output = FALSE;
} else
return FALSE;
video_caps = gst_caps_new_simple ("video/x-vdpau-video",
"chroma-type", G_TYPE_INT, (gint) chroma_type,
"width", G_TYPE_INT, vdp_pad->width,
"height", G_TYPE_INT, vdp_pad->height, NULL);
gst_vdp_buffer_pool_set_caps (vdp_pad->bpool, video_caps);
return TRUE;
}
@ -265,15 +234,25 @@ gst_vdp_video_src_pad_activate_push (GstPad * pad, gboolean active)
}
static void
gst_vdp_video_src_pad_update_caps (GstVdpVideoSrcPad * vdp_pad)
gst_vdp_video_src_pad_set_device (GstVdpVideoSrcPad * vdp_pad,
GstVdpDevice * device)
{
GstCaps *caps;
const GstCaps *templ_caps;
if (vdp_pad->bpool)
g_object_unref (vdp_pad->bpool);
if (vdp_pad->device)
g_object_unref (vdp_pad->device);
vdp_pad->device = device;
vdp_pad->bpool = gst_vdp_video_buffer_pool_new (device);
/* update caps */
if (vdp_pad->caps)
gst_caps_unref (vdp_pad->caps);
caps = gst_vdp_video_buffer_get_allowed_caps (vdp_pad->device);
caps = gst_vdp_video_buffer_get_allowed_caps (device);
if ((templ_caps = gst_pad_get_pad_template_caps (GST_PAD (vdp_pad)))) {
vdp_pad->caps = gst_caps_intersect (caps, templ_caps);
@ -307,10 +286,7 @@ gst_vdp_video_src_pad_set_property (GObject * object, guint prop_id,
switch (prop_id) {
case PROP_DEVICE:
if (vdp_pad->device)
g_object_unref (vdp_pad->device);
vdp_pad->device = g_value_dup_object (value);
gst_vdp_video_src_pad_update_caps (vdp_pad);
gst_vdp_video_src_pad_set_device (vdp_pad, g_value_dup_object (value));
break;
default: