[Mesa-dev] [PATCH 3/6] st/va: MPEG4 populate the iq matrix buffers

Leo Liu leo.liu at amd.com
Thu Nov 6 09:43:29 PST 2014


From: Michael Varga <Michael.Varga at amd.com>

Signed-off-by: Michael Varga <Michael.Varga at amd.com>
---
 src/gallium/state_trackers/va/picture.c | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)

diff --git a/src/gallium/state_trackers/va/picture.c b/src/gallium/state_trackers/va/picture.c
index a4eb26b..327c33d 100644
--- a/src/gallium/state_trackers/va/picture.c
+++ b/src/gallium/state_trackers/va/picture.c
@@ -296,6 +296,7 @@ handleIQMatrixBuffer(vlVaContext *context, vlVaBuffer *buf)
 {
    VAIQMatrixBufferMPEG2 *mpeg2;
    VAIQMatrixBufferH264 *h264;
+   VAIQMatrixBufferMPEG4 *mpeg4;
 
    switch (u_reduce_video_profile(context->decoder->profile)) {
    case PIPE_VIDEO_FORMAT_MPEG12:
@@ -319,6 +320,21 @@ handleIQMatrixBuffer(vlVaContext *context, vlVaBuffer *buf)
       memcpy(&context->desc.h264.pps->ScalingList8x8, h264->ScalingList8x8, 2 * 64);
       break;
 
+   case PIPE_VIDEO_FORMAT_MPEG4:
+      assert(buf->size >= sizeof(VAIQMatrixBufferMPEG4) && buf->num_elements == 1);
+      mpeg4 = buf->data;
+
+      if (mpeg4->load_intra_quant_mat)
+         context->desc.mpeg4.intra_matrix = mpeg4->intra_quant_mat;
+      else
+         context->desc.mpeg4.intra_matrix = NULL;
+
+      if (mpeg4->load_non_intra_quant_mat)
+         context->desc.mpeg4.non_intra_matrix = mpeg4->non_intra_quant_mat;
+      else
+         context->desc.mpeg4.non_intra_matrix = NULL;
+      break;
+
    default:
       break;
    }
-- 
1.9.1



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