1 files changed, 80 insertions, 0 deletions
diff --git a/src/gallium/state_trackers/va/picture_mpeg12.c b/src/gallium/state_trackers/va/picture_mpeg12.c
new file mode 100644
index 00000000000..e587b1e9c3f
--- /dev/null
+++ b/src/gallium/state_trackers/va/picture_mpeg12.c
@@ -0,0 +1,80 @@
+/**************************************************************************
+ *
+ * Copyright 2014 Advanced Micro Devices, Inc.
+ * All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the
+ * "Software"), to deal in the Software without restriction, including
+ * without limitation the rights to use, copy, modify, merge, publish,
+ * distribute, sub license, and/or sell copies of the Software, and to
+ * permit persons to whom the Software is furnished to do so, subject to
+ * the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the
+ * next paragraph) shall be included in all copies or substantial portions
+ * of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
+ * IN NO EVENT SHALL THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR
+ * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
+ * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
+ * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ *
+ **************************************************************************/
+
+#include "va_private.h"
+
+void vlVaHandlePictureParameterBufferMPEG12(vlVaDriver *drv, vlVaContext *context, vlVaBuffer *buf)
+{
+   VAPictureParameterBufferMPEG2 *mpeg2 = buf->data;
+
+   assert(buf->size >= sizeof(VAPictureParameterBufferMPEG2) && buf->num_elements == 1);
+   /*horizontal_size;*/
+   /*vertical_size;*/
+   vlVaGetReferenceFrame(drv, mpeg2->forward_reference_picture, &context->desc.mpeg12.ref[0]);
+   vlVaGetReferenceFrame(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*/
+}
+
+void vlVaHandleIQMatrixBufferMPEG12(vlVaContext *context, vlVaBuffer *buf)
+{
+   VAIQMatrixBufferMPEG2 *mpeg2 = buf->data;
+
+   assert(buf->size >= sizeof(VAIQMatrixBufferMPEG2) && buf->num_elements == 1);
+   if (mpeg2->load_intra_quantiser_matrix)
+      context->desc.mpeg12.intra_matrix = mpeg2->intra_quantiser_matrix;
+   else
+      context->desc.mpeg12.intra_matrix = NULL;
+
+   if (mpeg2->load_non_intra_quantiser_matrix)
+      context->desc.mpeg12.non_intra_matrix = mpeg2->non_intra_quantiser_matrix;
+   else
+      context->desc.mpeg12.non_intra_matrix = NULL;
+}
+