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authorCarl-Anton Ingmarsson <ca.ingmarsson@gmail.com>2009-03-25 19:59:06 +0100
committerJan Schmidt <thaytan@noraisin.net>2009-06-20 15:21:20 +0100
commit62757ca5b494969291b78f2b733891902b70b257 (patch)
treecb22095b179bb69ecee007c8798330555472cf44 /sys/vdpau
parent2363032b34652ae2db9389620057e24dba1c0750 (diff)
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vdpau: rough try at implementing pushinf of YV12 buffers
Diffstat (limited to 'sys/vdpau')
-rw-r--r--sys/vdpau/gstvdpaudecoder.c37
-rw-r--r--sys/vdpau/gstvdpaudecoder.h3
-rw-r--r--sys/vdpau/vdpauvariables.h1
3 files changed, 38 insertions, 3 deletions
diff --git a/sys/vdpau/gstvdpaudecoder.c b/sys/vdpau/gstvdpaudecoder.c
index a647a5f9..36d6eca0 100644
--- a/sys/vdpau/gstvdpaudecoder.c
+++ b/sys/vdpau/gstvdpaudecoder.c
@@ -69,12 +69,36 @@ static void gst_vdpaudecoder_get_property (GObject * object, guint prop_id,
gboolean
gst_vdpaudecoder_push_video_surface (GstVdpauDecoder * dec,
- VdpVideoSurface * surface)
+ VdpVideoSurface surface)
{
switch (dec->format) {
case GST_MAKE_FOURCC ('Y', 'V', '1', '2'):
- /* YV12 specific code */
+ {
+ gint size;
+ GstFlowReturn result;
+ GstBuffer *buffer;
+ VdpStatus status;
+ guint8 *data[3];
+
+ size = dec->height * dec->width + dec->height * dec->width / 2;
+ result =
+ gst_pad_alloc_buffer_and_set_caps (dec->src, GST_BUFFER_OFFSET_NONE,
+ size, GST_PAD_CAPS (dec->src), &buffer);
+ if (G_UNLIKELY (result != GST_FLOW_OK))
+ return FALSE;
+
+ data[0] = GST_BUFFER_DATA (buffer);
+ data[1] = data[0] + dec->height * dec->width;
+ data[2] = data[1] + dec->height * dec->width / 4;
+
+ status =
+ vdp_video_surface_get_bits_ycbcr (surface, VDP_YCBCR_FORMAT_YV12,
+ (void *) data, NULL);
+ if (G_UNLIKELY (status != VDP_STATUS_OK))
+ return FALSE;
+
break;
+ }
default:
break;
}
@@ -223,6 +247,9 @@ gst_vdpaudecoder_init_vdpau (GstVdpauDecoder * dec)
(void **) &vdp_video_surface_query_ycbcr_capabilities);
vdp_get_proc_address (dec->device,
VDP_FUNC_ID_DEVICE_DESTROY, (void **) &vdp_device_destroy);
+ vdp_get_proc_address (dec->device,
+ VDP_FUNC_ID_VIDEO_SURFACE_GET_BITS_Y_CB_CR,
+ (void **) &vdp_video_surface_get_bits_ycbcr);
caps = gst_vdpaudecoder_get_vdpau_support (dec);
if (!caps) {
@@ -293,6 +320,8 @@ gst_vdpaudecoder_sink_set_caps (GstPad * pad, GstCaps * caps)
if (!res)
return FALSE;
+ dec->width = width;
+ dec->height = height;
dec->format = fourcc_format;
return TRUE;
@@ -363,6 +392,10 @@ gst_vdpaudecoder_init (GstVdpauDecoder * dec, GstVdpauDecoderClass * klass)
dec->silent = FALSE;
dec->src_caps = NULL;
+ dec->height = 0;
+ dec->width = 0;
+ dec->format = 0;
+
dec->src = gst_pad_new_from_static_template (&src_template, "src");
gst_pad_set_getcaps_function (dec->src, gst_vdpaudecoder_src_getcaps);
gst_element_add_pad (GST_ELEMENT (dec), dec->src);
diff --git a/sys/vdpau/gstvdpaudecoder.h b/sys/vdpau/gstvdpaudecoder.h
index 2c8b11f7..336e4b8a 100644
--- a/sys/vdpau/gstvdpaudecoder.h
+++ b/sys/vdpau/gstvdpaudecoder.h
@@ -54,6 +54,7 @@ struct _GstVdpauDecoder {
GstCaps *src_caps;
+ gint width, height;
guint32 format;
gboolean silent;
@@ -65,7 +66,7 @@ struct _GstVdpauDecoderClass {
GType gst_vdpaudecoder_get_type (void);
-gboolean gst_vdpaudecoder_push_video_surface (GstVdpauDecoder * dec, VdpVideoSurface * surface);
+gboolean gst_vdpaudecoder_push_video_surface (GstVdpauDecoder * dec, VdpVideoSurface surface);
G_END_DECLS
diff --git a/sys/vdpau/vdpauvariables.h b/sys/vdpau/vdpauvariables.h
index b93a75be..c0f7bb4f 100644
--- a/sys/vdpau/vdpauvariables.h
+++ b/sys/vdpau/vdpauvariables.h
@@ -2,6 +2,7 @@
static VdpVideoSurfaceQueryCapabilities *vdp_video_surface_query_capabilities;
static VdpVideoSurfaceQueryGetPutBitsYCbCrCapabilities *vdp_video_surface_query_ycbcr_capabilities;
+static VdpVideoSurfaceGetBitsYCbCr *vdp_video_surface_get_bits_ycbcr;
static VdpGetProcAddress *vdp_get_proc_address;
static VdpDeviceDestroy *vdp_device_destroy;