From: Christian König <christian.koe...@amd.com>
Signed-off-by: Christian König <christian.koe...@amd.com>
---
src/gallium/state_trackers/va/picture.c | 51 ++++++++++++++++++++++++++++++-
1 file changed, 50 insertions(+), 1 deletion(-)
diff --git a/src/gallium/state_trackers/va/picture.c
b/src/gallium/state_trackers/va/picture.c
index 66cd6ca..f7d32c6 100644
--- a/src/gallium/state_trackers/va/picture.c
+++ b/src/gallium/state_trackers/va/picture.c
@@ -62,6 +62,55 @@ vlVaBeginPicture(VADriverContextP ctx, VAContextID
context_id, VASurfaceID rende
}
static void
+getReferenceFrame(vlVaDriver *drv, VASurfaceID surface_id,
+ struct pipe_video_buffer **ref_frame)
+{
+ vlVaSurface *surf = handle_table_get(drv->htab, surface_id);
+ if (surf)
+ *ref_frame = surf->buffer;
+ else
+ *ref_frame = NULL;
+}
+
+static void
+handlePictureParameterBuffer(vlVaDriver *drv, vlVaContext *context, vlVaBuffer
*buf)
+{
+ VAPictureParameterBufferMPEG2 *mpeg2;
+
+ switch (u_reduce_video_profile(context->decoder->profile)) {
+ case PIPE_VIDEO_CODEC_MPEG12:
+ assert(buf->size >= sizeof(VAPictureParameterBufferMPEG2) &&
buf->num_elements == 1);
+ mpeg2 = buf->data;
+
+ /*horizontal_size;*/
+ /*vertical_size;*/
+ getReferenceFrame(drv, mpeg2->forward_reference_picture,
&context->desc.mpeg12.ref[0]);
+ getReferenceFrame(drv, mpeg2->backward_reference_picture,
&context->desc.mpeg12.ref[1]);
+ context->desc.mpeg12.picture_coding_type = mpeg2->picture_coding_type;
+ context->desc.mpeg12.f_code[0][0] = ((mpeg2->f_code >> 12) & 0xf) - 1;
+ context->desc.mpeg12.f_code[0][1] = ((mpeg2->f_code >> 8) & 0xf) - 1;
+ context->desc.mpeg12.f_code[1][0] = ((mpeg2->f_code >> 4) & 0xf) - 1;
+ context->desc.mpeg12.f_code[1][1] = (mpeg2->f_code & 0xf) - 1;
+ context->desc.mpeg12.intra_dc_precision =
mpeg2->picture_coding_extension.bits.intra_dc_precision;
+ context->desc.mpeg12.picture_structure =
mpeg2->picture_coding_extension.bits.picture_structure;
+ context->desc.mpeg12.top_field_first =
mpeg2->picture_coding_extension.bits.top_field_first;
+ context->desc.mpeg12.frame_pred_frame_dct =
mpeg2->picture_coding_extension.bits.frame_pred_frame_dct;
+ context->desc.mpeg12.concealment_motion_vectors =
mpeg2->picture_coding_extension.bits.concealment_motion_vectors;
+ context->desc.mpeg12.q_scale_type =
mpeg2->picture_coding_extension.bits.q_scale_type;
+ context->desc.mpeg12.intra_vlc_format =
mpeg2->picture_coding_extension.bits.intra_vlc_format;
+ context->desc.mpeg12.alternate_scan =
mpeg2->picture_coding_extension.bits.alternate_scan;
+ /*repeat_first_field*/
+ /*progressive_frame*/
+ /*is_first_field*/
+
+ break;
+
+ default:
+ break;
+ }
+}
+
+static void
handleIQMatrixBuffer(vlVaContext *context, vlVaBuffer *buf)
{
VAIQMatrixBufferMPEG2 *mpeg2;
@@ -113,7 +162,7 @@ vlVaRenderPicture(VADriverContextP ctx, VAContextID
context_id, VABufferID *buff
switch (buf->type) {
case VAPictureParameterBufferType:
- // TODO
+ handlePictureParameterBuffer(drv, context, buf);
break;
case VAIQMatrixBufferType:
--
1.7.9.5
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