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vdpau: implement GstVdpauVideoBuffer -> I420 conversion

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This commit is contained in:
Carl-Anton Ingmarsson 2009-04-13 19:36:53 +02:00 committed by Jan Schmidt
parent 86cd9b20f8
commit a7170c6ef7
2 changed files with 64 additions and 19 deletions
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63
sys/vdpau/gstvdpauvideoyuv.c
View file

@ -101,10 +101,10 @@ gst_vdpau_video_yuv_chain (GstPad * pad, GstBuffer * buffer)
data[0] = GST_BUFFER_DATA (outbuf) +
gst_video_format_get_component_offset (GST_VIDEO_FORMAT_YV12,
0, video_yuv->width, video_yuv->height);
data[1] = data[0] +
data[1] = GST_BUFFER_DATA (outbuf) +
gst_video_format_get_component_offset (GST_VIDEO_FORMAT_YV12,
2, video_yuv->width, video_yuv->height);
data[2] = data[0] +
data[2] = GST_BUFFER_DATA (outbuf) +
gst_video_format_get_component_offset (GST_VIDEO_FORMAT_YV12,
1, video_yuv->width, video_yuv->height);
@ -123,7 +123,53 @@ gst_vdpau_video_yuv_chain (GstPad * pad, GstBuffer * buffer)
("Couldn't get data from vdpau"),
("Error returned from vdpau was: %s",
device->vdp_get_error_string (status)));
break;
goto error;
}
break;
}
case GST_MAKE_FOURCC ('I', '4', '2', '0'):
{
gint size;
GstFlowReturn result;
VdpStatus status;
guint8 *data[3];
guint32 stride[3];
size =
gst_video_format_get_size (GST_VIDEO_FORMAT_YV12, video_yuv->width,
video_yuv->height);
result =
gst_pad_alloc_buffer_and_set_caps (video_yuv->src,
GST_BUFFER_OFFSET_NONE, size, GST_PAD_CAPS (video_yuv->src), &outbuf);
if (G_UNLIKELY (result != GST_FLOW_OK))
return result;
data[0] = GST_BUFFER_DATA (outbuf) +
gst_video_format_get_component_offset (GST_VIDEO_FORMAT_I420,
0, video_yuv->width, video_yuv->height);
data[1] = GST_BUFFER_DATA (outbuf) +
gst_video_format_get_component_offset (GST_VIDEO_FORMAT_I420,
2, video_yuv->width, video_yuv->height);
data[2] = GST_BUFFER_DATA (outbuf) +
gst_video_format_get_component_offset (GST_VIDEO_FORMAT_I420,
1, video_yuv->width, video_yuv->height);
stride[0] = gst_video_format_get_row_stride (GST_VIDEO_FORMAT_I420,
0, video_yuv->width);
stride[1] = gst_video_format_get_row_stride (GST_VIDEO_FORMAT_I420,
2, video_yuv->width);
stride[2] = gst_video_format_get_row_stride (GST_VIDEO_FORMAT_I420,
1, video_yuv->width);
status =
device->vdp_video_surface_get_bits_ycbcr (surface,
VDP_YCBCR_FORMAT_YV12, (void *) data, stride);
if (G_UNLIKELY (status != VDP_STATUS_OK)) {
GST_ELEMENT_ERROR (video_yuv, RESOURCE, READ,
("Couldn't get data from vdpau"),
("Error returned from vdpau was: %s",
device->vdp_get_error_string (status)));
goto error;
}
break;
}
@ -159,7 +205,7 @@ gst_vdpau_video_yuv_chain (GstPad * pad, GstBuffer * buffer)
("Couldn't get data from vdpau"),
("Error returned from vdpau was: %s",
device->vdp_get_error_string (status)));
break;
goto error;
}
break;
}
@ -169,12 +215,11 @@ gst_vdpau_video_yuv_chain (GstPad * pad, GstBuffer * buffer)
gst_buffer_unref (buffer);
if (outbuf) {
gst_buffer_copy_metadata (outbuf, buffer, GST_BUFFER_COPY_TIMESTAMPS);
return gst_pad_push (video_yuv->src, outbuf);
}
gst_buffer_copy_metadata (outbuf, buffer, GST_BUFFER_COPY_TIMESTAMPS);
return gst_pad_push (video_yuv->src, outbuf);
error:
gst_buffer_unref (outbuf);
return GST_FLOW_ERROR;
}

20
sys/vdpau/gstvdpauyuvvideo.c
View file

@ -95,10 +95,10 @@ gst_vdpau_yuv_video_chain (GstPad * pad, GstBuffer * buffer)
data[0] = GST_BUFFER_DATA (buffer) +
gst_video_format_get_component_offset (GST_VIDEO_FORMAT_YV12,
0, yuv_video->width, yuv_video->height);
data[1] = data[0] +
data[1] = GST_BUFFER_DATA (buffer) +
gst_video_format_get_component_offset (GST_VIDEO_FORMAT_YV12,
2, yuv_video->width, yuv_video->height);
data[2] = data[0] +
data[2] = GST_BUFFER_DATA (buffer) +
gst_video_format_get_component_offset (GST_VIDEO_FORMAT_YV12,
1, yuv_video->width, yuv_video->height);
@ -117,7 +117,7 @@ gst_vdpau_yuv_video_chain (GstPad * pad, GstBuffer * buffer)
("Couldn't push YV12 data to VDPAU"),
("Error returned from vdpau was: %s",
device->vdp_get_error_string (status)));
break;
goto error;
}
break;
}
@ -152,7 +152,7 @@ gst_vdpau_yuv_video_chain (GstPad * pad, GstBuffer * buffer)
("Couldn't push YV12 data to VDPAU"),
("Error returned from vdpau was: %s",
device->vdp_get_error_string (status)));
break;
goto error;
}
break;
}
@ -176,7 +176,7 @@ gst_vdpau_yuv_video_chain (GstPad * pad, GstBuffer * buffer)
("Couldn't get data from vdpau"),
("Error returned from vdpau was: %s",
device->vdp_get_error_string (status)));
break;
goto error;
}
break;
}
@ -186,13 +186,13 @@ gst_vdpau_yuv_video_chain (GstPad * pad, GstBuffer * buffer)
gst_buffer_unref (buffer);
if (outbuf) {
gst_buffer_copy_metadata (outbuf, buffer, GST_BUFFER_COPY_TIMESTAMPS);
gst_buffer_set_caps (outbuf, GST_PAD_CAPS (yuv_video->src));
gst_buffer_copy_metadata (outbuf, buffer, GST_BUFFER_COPY_TIMESTAMPS);
gst_buffer_set_caps (outbuf, GST_PAD_CAPS (yuv_video->src));
return gst_pad_push (yuv_video->src, outbuf);
}
return gst_pad_push (yuv_video->src, outbuf);
error:
gst_buffer_unref (outbuf);
return GST_FLOW_ERROR;
}