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st/va: also retrieve reference frames info for h264

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Other hardwares than AMD require to parse:
VAPictureParameterBufferH264.ReferenceFrames[16]

Signed-off-by: Julien Isorce <j.isorce@samsung.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
This commit is contained in:
Julien Isorce 2015-11-26 08:30:30 +00:00
parent b4fb6d7616
commit e483cba9f5
1 changed files with 52 additions and 0 deletions
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52
src/gallium/state_trackers/va/picture_h264.c
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@ -29,9 +29,23 @@
#include "util/u_video.h"
#include "va_private.h"
static void resetReferencePictureDesc(struct pipe_h264_picture_desc *h264,
unsigned int i)
{
h264->ref[i] = NULL;
h264->frame_num_list[i] = 0;
h264->is_long_term[i] = 0;
h264->top_is_reference[i] = 0;
h264->bottom_is_reference[i] = 0;
h264->field_order_cnt_list[i][0] = 0;
h264->field_order_cnt_list[i][1] = 0;
}
void vlVaHandlePictureParameterBufferH264(vlVaDriver *drv, vlVaContext *context, vlVaBuffer *buf)
{
VAPictureParameterBufferH264 *h264 = buf->data;
unsigned int top_or_bottom_field;
unsigned i;
assert(buf->size >= sizeof(VAPictureParameterBufferH264) && buf->num_elements == 1);
/*CurrPic*/
@ -91,9 +105,47 @@ void vlVaHandlePictureParameterBufferH264(vlVaDriver *drv, vlVaContext *context,
h264->pic_fields.bits.redundant_pic_cnt_present_flag;
/*reference_pic_flag*/
context->desc.h264.frame_num = h264->frame_num;
context->desc.h264.is_reference = h264->pic_fields.bits.reference_pic_flag;
context->desc.h264.bottom_field_flag =
h264->pic_fields.bits.field_pic_flag &&
(h264->CurrPic.flags & VA_PICTURE_H264_BOTTOM_FIELD) != 0;
if (!context->decoder && context->desc.h264.num_ref_frames > 0)
context->templat.max_references = MIN2(context->desc.h264.num_ref_frames, 16);
for (i = 0; i < context->templat.max_references; ++i) {
if ((h264->ReferenceFrames[i].flags & VA_PICTURE_H264_INVALID) ||
(h264->ReferenceFrames[i].picture_id == VA_INVALID_SURFACE)) {
resetReferencePictureDesc(&context->desc.h264, i);
break;
}
vlVaGetReferenceFrame(drv, h264->ReferenceFrames[i].picture_id, &context->desc.h264.ref[i]);
context->desc.h264.frame_num_list[i] = h264->ReferenceFrames[i].frame_idx;
top_or_bottom_field = h264->ReferenceFrames[i].flags &
(VA_PICTURE_H264_TOP_FIELD | VA_PICTURE_H264_BOTTOM_FIELD);
context->desc.h264.is_long_term[i] = (h264->ReferenceFrames[i].flags &
(VA_PICTURE_H264_SHORT_TERM_REFERENCE |
VA_PICTURE_H264_LONG_TERM_REFERENCE)) !=
VA_PICTURE_H264_SHORT_TERM_REFERENCE;
context->desc.h264.top_is_reference[i] =
!context->desc.h264.is_long_term[i] ||
!!(h264->ReferenceFrames[i].flags & VA_PICTURE_H264_TOP_FIELD);
context->desc.h264.bottom_is_reference[i] =
!context->desc.h264.is_long_term[i] ||
!!(h264->ReferenceFrames[i].flags & VA_PICTURE_H264_BOTTOM_FIELD);
context->desc.h264.field_order_cnt_list[i][0] =
top_or_bottom_field != VA_PICTURE_H264_BOTTOM_FIELD ?
h264->ReferenceFrames[i].TopFieldOrderCnt: INT_MAX;
context->desc.h264.field_order_cnt_list[i][1] =
top_or_bottom_field != VA_PICTURE_H264_TOP_FIELD ?
h264->ReferenceFrames[i].BottomFieldOrderCnt: INT_MAX;
}
/* Make sure remaining elements are clean */
for (; i < 16; ++i)
resetReferencePictureDesc(&context->desc.h264, i);
}
void vlVaHandleIQMatrixBufferH264(vlVaContext *context, vlVaBuffer *buf)