avcodec/mips: MSA (MIPS-SIMD-Arch) optimizations for AVC qpel functions

This patch adds MSA (MIPS-SIMD-Arch) optimizations for AVC qpel functions in new file h264qpel_msa.c
Adds new generic macros (needed for this patch) in libavutil/mips/generic_macros_msa.h

Added const to local static array.

Signed-off-by: Shivraj Patil <shivraj.patil@imgtec.com>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>

1 files changed, 136 insertions, 0 deletions

diff --git a/libavcodec/mips/h264qpel_init_mips.c b/libavcodec/mips/h264qpel_init_mips.c
new file mode 100644
index 0000000000..a202304346
--- /dev/null
+++ b/libavcodec/mips/h264qpel_init_mips.c
@@ -0,0 +1,136 @@
+/*
+ * Copyright (c) 2015 Parag Salasakar (Parag.Salasakar@imgtec.com)
+ *
+ * This file is part of FFmpeg.
+ *
+ * FFmpeg is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * FFmpeg is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with FFmpeg; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
+#include "h264dsp_mips.h"
+
+#if HAVE_MSA
+static av_cold void h264qpel_init_msa(H264QpelContext *c, int bit_depth)
+{
+    if (8 == bit_depth) {
+        c->put_h264_qpel_pixels_tab[0][0] = ff_put_h264_qpel16_mc00_msa;
+        c->put_h264_qpel_pixels_tab[0][1] = ff_put_h264_qpel16_mc10_msa;
+        c->put_h264_qpel_pixels_tab[0][2] = ff_put_h264_qpel16_mc20_msa;
+        c->put_h264_qpel_pixels_tab[0][3] = ff_put_h264_qpel16_mc30_msa;
+        c->put_h264_qpel_pixels_tab[0][4] = ff_put_h264_qpel16_mc01_msa;
+        c->put_h264_qpel_pixels_tab[0][5] = ff_put_h264_qpel16_mc11_msa;
+        c->put_h264_qpel_pixels_tab[0][6] = ff_put_h264_qpel16_mc21_msa;
+        c->put_h264_qpel_pixels_tab[0][7] = ff_put_h264_qpel16_mc31_msa;
+        c->put_h264_qpel_pixels_tab[0][8] = ff_put_h264_qpel16_mc02_msa;
+        c->put_h264_qpel_pixels_tab[0][9] = ff_put_h264_qpel16_mc12_msa;
+        c->put_h264_qpel_pixels_tab[0][10] = ff_put_h264_qpel16_mc22_msa;
+        c->put_h264_qpel_pixels_tab[0][11] = ff_put_h264_qpel16_mc32_msa;
+        c->put_h264_qpel_pixels_tab[0][12] = ff_put_h264_qpel16_mc03_msa;
+        c->put_h264_qpel_pixels_tab[0][13] = ff_put_h264_qpel16_mc13_msa;
+        c->put_h264_qpel_pixels_tab[0][14] = ff_put_h264_qpel16_mc23_msa;
+        c->put_h264_qpel_pixels_tab[0][15] = ff_put_h264_qpel16_mc33_msa;
+
+        c->put_h264_qpel_pixels_tab[1][0] = ff_put_h264_qpel8_mc00_msa;
+        c->put_h264_qpel_pixels_tab[1][1] = ff_put_h264_qpel8_mc10_msa;
+        c->put_h264_qpel_pixels_tab[1][2] = ff_put_h264_qpel8_mc20_msa;
+        c->put_h264_qpel_pixels_tab[1][3] = ff_put_h264_qpel8_mc30_msa;
+        c->put_h264_qpel_pixels_tab[1][4] = ff_put_h264_qpel8_mc01_msa;
+        c->put_h264_qpel_pixels_tab[1][5] = ff_put_h264_qpel8_mc11_msa;
+        c->put_h264_qpel_pixels_tab[1][6] = ff_put_h264_qpel8_mc21_msa;
+        c->put_h264_qpel_pixels_tab[1][7] = ff_put_h264_qpel8_mc31_msa;
+        c->put_h264_qpel_pixels_tab[1][8] = ff_put_h264_qpel8_mc02_msa;
+        c->put_h264_qpel_pixels_tab[1][9] = ff_put_h264_qpel8_mc12_msa;
+        c->put_h264_qpel_pixels_tab[1][10] = ff_put_h264_qpel8_mc22_msa;
+        c->put_h264_qpel_pixels_tab[1][11] = ff_put_h264_qpel8_mc32_msa;
+        c->put_h264_qpel_pixels_tab[1][12] = ff_put_h264_qpel8_mc03_msa;
+        c->put_h264_qpel_pixels_tab[1][13] = ff_put_h264_qpel8_mc13_msa;
+        c->put_h264_qpel_pixels_tab[1][14] = ff_put_h264_qpel8_mc23_msa;
+        c->put_h264_qpel_pixels_tab[1][15] = ff_put_h264_qpel8_mc33_msa;
+
+        c->put_h264_qpel_pixels_tab[2][1] = ff_put_h264_qpel4_mc10_msa;
+        c->put_h264_qpel_pixels_tab[2][2] = ff_put_h264_qpel4_mc20_msa;
+        c->put_h264_qpel_pixels_tab[2][3] = ff_put_h264_qpel4_mc30_msa;
+        c->put_h264_qpel_pixels_tab[2][4] = ff_put_h264_qpel4_mc01_msa;
+        c->put_h264_qpel_pixels_tab[2][5] = ff_put_h264_qpel4_mc11_msa;
+        c->put_h264_qpel_pixels_tab[2][6] = ff_put_h264_qpel4_mc21_msa;
+        c->put_h264_qpel_pixels_tab[2][7] = ff_put_h264_qpel4_mc31_msa;
+        c->put_h264_qpel_pixels_tab[2][8] = ff_put_h264_qpel4_mc02_msa;
+        c->put_h264_qpel_pixels_tab[2][9] = ff_put_h264_qpel4_mc12_msa;
+        c->put_h264_qpel_pixels_tab[2][10] = ff_put_h264_qpel4_mc22_msa;
+        c->put_h264_qpel_pixels_tab[2][11] = ff_put_h264_qpel4_mc32_msa;
+        c->put_h264_qpel_pixels_tab[2][12] = ff_put_h264_qpel4_mc03_msa;
+        c->put_h264_qpel_pixels_tab[2][13] = ff_put_h264_qpel4_mc13_msa;
+        c->put_h264_qpel_pixels_tab[2][14] = ff_put_h264_qpel4_mc23_msa;
+        c->put_h264_qpel_pixels_tab[2][15] = ff_put_h264_qpel4_mc33_msa;
+
+        c->avg_h264_qpel_pixels_tab[0][0] = ff_avg_h264_qpel16_mc00_msa;
+        c->avg_h264_qpel_pixels_tab[0][1] = ff_avg_h264_qpel16_mc10_msa;
+        c->avg_h264_qpel_pixels_tab[0][2] = ff_avg_h264_qpel16_mc20_msa;
+        c->avg_h264_qpel_pixels_tab[0][3] = ff_avg_h264_qpel16_mc30_msa;
+        c->avg_h264_qpel_pixels_tab[0][4] = ff_avg_h264_qpel16_mc01_msa;
+        c->avg_h264_qpel_pixels_tab[0][5] = ff_avg_h264_qpel16_mc11_msa;
+        c->avg_h264_qpel_pixels_tab[0][6] = ff_avg_h264_qpel16_mc21_msa;
+        c->avg_h264_qpel_pixels_tab[0][7] = ff_avg_h264_qpel16_mc31_msa;
+        c->avg_h264_qpel_pixels_tab[0][8] = ff_avg_h264_qpel16_mc02_msa;
+        c->avg_h264_qpel_pixels_tab[0][9] = ff_avg_h264_qpel16_mc12_msa;
+        c->avg_h264_qpel_pixels_tab[0][10] = ff_avg_h264_qpel16_mc22_msa;
+        c->avg_h264_qpel_pixels_tab[0][11] = ff_avg_h264_qpel16_mc32_msa;
+        c->avg_h264_qpel_pixels_tab[0][12] = ff_avg_h264_qpel16_mc03_msa;
+        c->avg_h264_qpel_pixels_tab[0][13] = ff_avg_h264_qpel16_mc13_msa;
+        c->avg_h264_qpel_pixels_tab[0][14] = ff_avg_h264_qpel16_mc23_msa;
+        c->avg_h264_qpel_pixels_tab[0][15] = ff_avg_h264_qpel16_mc33_msa;
+
+        c->avg_h264_qpel_pixels_tab[1][0] = ff_avg_h264_qpel8_mc00_msa;
+        c->avg_h264_qpel_pixels_tab[1][1] = ff_avg_h264_qpel8_mc10_msa;
+        c->avg_h264_qpel_pixels_tab[1][2] = ff_avg_h264_qpel8_mc20_msa;
+        c->avg_h264_qpel_pixels_tab[1][3] = ff_avg_h264_qpel8_mc30_msa;
+        c->avg_h264_qpel_pixels_tab[1][4] = ff_avg_h264_qpel8_mc01_msa;
+        c->avg_h264_qpel_pixels_tab[1][5] = ff_avg_h264_qpel8_mc11_msa;
+        c->avg_h264_qpel_pixels_tab[1][6] = ff_avg_h264_qpel8_mc21_msa;
+        c->avg_h264_qpel_pixels_tab[1][7] = ff_avg_h264_qpel8_mc31_msa;
+        c->avg_h264_qpel_pixels_tab[1][8] = ff_avg_h264_qpel8_mc02_msa;
+        c->avg_h264_qpel_pixels_tab[1][9] = ff_avg_h264_qpel8_mc12_msa;
+        c->avg_h264_qpel_pixels_tab[1][10] = ff_avg_h264_qpel8_mc22_msa;
+        c->avg_h264_qpel_pixels_tab[1][11] = ff_avg_h264_qpel8_mc32_msa;
+        c->avg_h264_qpel_pixels_tab[1][12] = ff_avg_h264_qpel8_mc03_msa;
+        c->avg_h264_qpel_pixels_tab[1][13] = ff_avg_h264_qpel8_mc13_msa;
+        c->avg_h264_qpel_pixels_tab[1][14] = ff_avg_h264_qpel8_mc23_msa;
+        c->avg_h264_qpel_pixels_tab[1][15] = ff_avg_h264_qpel8_mc33_msa;
+
+        c->avg_h264_qpel_pixels_tab[2][0] = ff_avg_h264_qpel4_mc00_msa;
+        c->avg_h264_qpel_pixels_tab[2][1] = ff_avg_h264_qpel4_mc10_msa;
+        c->avg_h264_qpel_pixels_tab[2][2] = ff_avg_h264_qpel4_mc20_msa;
+        c->avg_h264_qpel_pixels_tab[2][3] = ff_avg_h264_qpel4_mc30_msa;
+        c->avg_h264_qpel_pixels_tab[2][4] = ff_avg_h264_qpel4_mc01_msa;
+        c->avg_h264_qpel_pixels_tab[2][5] = ff_avg_h264_qpel4_mc11_msa;
+        c->avg_h264_qpel_pixels_tab[2][6] = ff_avg_h264_qpel4_mc21_msa;
+        c->avg_h264_qpel_pixels_tab[2][7] = ff_avg_h264_qpel4_mc31_msa;
+        c->avg_h264_qpel_pixels_tab[2][8] = ff_avg_h264_qpel4_mc02_msa;
+        c->avg_h264_qpel_pixels_tab[2][9] = ff_avg_h264_qpel4_mc12_msa;
+        c->avg_h264_qpel_pixels_tab[2][10] = ff_avg_h264_qpel4_mc22_msa;
+        c->avg_h264_qpel_pixels_tab[2][11] = ff_avg_h264_qpel4_mc32_msa;
+        c->avg_h264_qpel_pixels_tab[2][12] = ff_avg_h264_qpel4_mc03_msa;
+        c->avg_h264_qpel_pixels_tab[2][13] = ff_avg_h264_qpel4_mc13_msa;
+        c->avg_h264_qpel_pixels_tab[2][14] = ff_avg_h264_qpel4_mc23_msa;
+        c->avg_h264_qpel_pixels_tab[2][15] = ff_avg_h264_qpel4_mc33_msa;
+    }
+}
+#endif  // #if HAVE_MSA
+
+av_cold void ff_h264qpel_init_mips(H264QpelContext *c, int bit_depth)
+{
+#if HAVE_MSA
+    h264qpel_init_msa(c, bit_depth);
+#endif  // #if HAVE_MSA
+}