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HEVC: decode: Replace clip3 implementation with glib CLAMP macro

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Signed-off-by: Sreerenj Balachandran <sreerenj.balachandran@intel.com>
This commit is contained in:
Sreerenj Balachandran 2015-05-26 06:01:10 +03:00
parent 8762b04a19
commit 78fb4bcf8d
1 changed files with 6 additions and 15 deletions
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21
gst-libs/gst/vaapi/gstvaapidecoder_h265.c
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@ -2297,16 +2297,6 @@ get_slice_data_byte_offset (GstH265SliceHdr * slice_hdr, guint nal_header_bytes)
return nal_header_bytes + (slice_hdr->header_size + 7) / 8 - epb_count; return nal_header_bytes + (slice_hdr->header_size + 7) / 8 - epb_count;
} }
static gint
clip3 (gint x, gint y, gint z)
{
if (z < x)
return x;
if (z > y)
return y;
return z;
}
static gboolean static gboolean
fill_pred_weight_table (GstVaapiDecoderH265 * decoder, fill_pred_weight_table (GstVaapiDecoderH265 * decoder,
GstVaapiSlice * slice, GstH265SliceHdr * slice_hdr) GstVaapiSlice * slice, GstH265SliceHdr * slice_hdr)
@ -2346,9 +2336,10 @@ fill_pred_weight_table (GstVaapiDecoderH265 * decoder,
chroma_weight = chroma_weight =
(1 << chroma_log2_weight_denom) + w->delta_chroma_weight_l0[i][j]; (1 << chroma_log2_weight_denom) + w->delta_chroma_weight_l0[i][j];
/* 7-44 */ /* 7-44 */
slice_param->ChromaOffsetL0[i][j] = clip3 (-128, 127, slice_param->ChromaOffsetL0[i][j] = CLAMP (
(w->delta_chroma_offset_l0[i][j] - (w->delta_chroma_offset_l0[i][j] -
((128 * chroma_weight) >> chroma_log2_weight_denom))); ((128 * chroma_weight) >> chroma_log2_weight_denom)), -128,
127);
} }
} }
} }
@ -2368,9 +2359,9 @@ fill_pred_weight_table (GstVaapiDecoderH265 * decoder,
(1 << chroma_log2_weight_denom) + (1 << chroma_log2_weight_denom) +
w->delta_chroma_weight_l1[i][j]; w->delta_chroma_weight_l1[i][j];
slice_param->ChromaOffsetL1[i][j] = slice_param->ChromaOffsetL1[i][j] =
clip3 (-128, 127, CLAMP ((w->delta_chroma_offset_l1[i][j] -
(w->delta_chroma_offset_l1[i][j] - ((128 * chroma_weight) >> chroma_log2_weight_denom)), -128,
((128 * chroma_weight) >> chroma_log2_weight_denom))); 127);
} }
} }
} }