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h264: add vaapi_fill_picture() helper.

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Add vaapi_fill_picture() helper function to convert GstVaapiPictureH264
to VAPictureH264 structure. This is preparatory work to get rid of the
local VAPictureH264 member in GstVaapiPictureH264.
This commit is contained in:
Gwenole Beauchesne 2012-10-31 11:07:48 +01:00
parent e30a518267
commit 49774b3c58
1 changed files with 44 additions and 7 deletions
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51
gst-libs/gst/vaapi/gstvaapidecoder_h264.c
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@ -2030,6 +2030,43 @@ vaapi_init_picture(VAPictureH264 *pic)
pic->BottomFieldOrderCnt = 0;
}
static void
vaapi_fill_picture(VAPictureH264 *pic, GstVaapiPictureH264 *picture)
{
const guint field_flags = (VA_PICTURE_H264_TOP_FIELD |
VA_PICTURE_H264_BOTTOM_FIELD);
pic->picture_id = picture->base.surface_id;
pic->flags = 0;
if (picture->info.flags & VA_PICTURE_H264_LONG_TERM_REFERENCE) {
pic->flags |= VA_PICTURE_H264_LONG_TERM_REFERENCE;
pic->frame_idx = picture->info.frame_idx;
}
else {
if (picture->info.flags & VA_PICTURE_H264_SHORT_TERM_REFERENCE)
pic->flags |= VA_PICTURE_H264_SHORT_TERM_REFERENCE;
pic->frame_idx = picture->frame_num;
}
switch (picture->info.flags & field_flags) {
case 0:
pic->TopFieldOrderCnt = picture->info.TopFieldOrderCnt;
pic->BottomFieldOrderCnt = picture->info.BottomFieldOrderCnt;
break;
case VA_PICTURE_H264_TOP_FIELD:
pic->flags |= VA_PICTURE_H264_TOP_FIELD;
pic->TopFieldOrderCnt = picture->info.BottomFieldOrderCnt;
pic->BottomFieldOrderCnt = 0;
break;
case VA_PICTURE_H264_BOTTOM_FIELD:
pic->flags |= VA_PICTURE_H264_BOTTOM_FIELD;
pic->BottomFieldOrderCnt = picture->info.BottomFieldOrderCnt;
pic->TopFieldOrderCnt = 0;
break;
}
}
static gboolean
fill_picture(
GstVaapiDecoderH264 *decoder,
@ -2046,11 +2083,11 @@ fill_picture(
guint i, n;
/* Fill in VAPictureParameterBufferH264 */
pic_param->CurrPic = picture->info;
for (i = 0, n = 0; i < priv->short_ref_count; i++)
pic_param->ReferenceFrames[n++] = priv->short_ref[i]->info;
for (i = 0; i < priv->long_ref_count; i++)
pic_param->ReferenceFrames[n++] = priv->long_ref[i]->info;
vaapi_fill_picture(&pic_param->CurrPic, picture);
for (i = 0, n = 0; i < priv->short_ref_count; i++, n++)
vaapi_fill_picture(&pic_param->ReferenceFrames[n], priv->short_ref[i]);
for (i = 0; i < priv->long_ref_count; i++, n++)
vaapi_fill_picture(&pic_param->ReferenceFrames[n], priv->long_ref[i]);
for (; n < G_N_ELEMENTS(pic_param->ReferenceFrames); n++)
vaapi_init_picture(&pic_param->ReferenceFrames[n]);
@ -2330,7 +2367,7 @@ fill_RefPicList(GstVaapiDecoderH264 *decoder, GstVaapiSliceH264 *slice)
slice_hdr->num_ref_idx_l0_active_minus1;
for (i = 0; i < priv->RefPicList0_count && priv->RefPicList0[i]; i++)
slice_param->RefPicList0[i] = priv->RefPicList0[i]->info;
vaapi_fill_picture(&slice_param->RefPicList0[i], priv->RefPicList0[i]);
for (; i <= slice_param->num_ref_idx_l0_active_minus1; i++)
vaapi_init_picture(&slice_param->RefPicList0[i]);
@ -2341,7 +2378,7 @@ fill_RefPicList(GstVaapiDecoderH264 *decoder, GstVaapiSliceH264 *slice)
slice_hdr->num_ref_idx_l1_active_minus1;
for (i = 0; i < priv->RefPicList1_count && priv->RefPicList1[i]; i++)
slice_param->RefPicList1[i] = priv->RefPicList1[i]->info;
vaapi_fill_picture(&slice_param->RefPicList1[i], priv->RefPicList1[i]);
for (; i <= slice_param->num_ref_idx_l1_active_minus1; i++)
vaapi_init_picture(&slice_param->RefPicList1[i]);
return TRUE;