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

This patch adds MSA (MIPS-SIMD-Arch) optimizations for mpegvideoencdsp functions in new file mpegvideoencdsp_msa.c

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

5 files changed, 108 insertions, 0 deletions

diff --git a/libavcodec/mips/Makefile b/libavcodec/mips/Makefile
index 277ac2a9e6..59c1f7947a 100644
--- a/libavcodec/mips/Makefile
+++ b/libavcodec/mips/Makefile
@@ -30,6 +30,7 @@ OBJS-$(CONFIG_HPELDSP)                    += mips/hpeldsp_init_mips.o
 OBJS-$(CONFIG_BLOCKDSP)                   += mips/blockdsp_init_mips.o
 OBJS-$(CONFIG_PIXBLOCKDSP)                += mips/pixblockdsp_init_mips.o
 OBJS-$(CONFIG_MPEGVIDEO)                  += mips/mpegvideo_init_mips.o
+OBJS-$(CONFIG_MPEGVIDEOENC)               += mips/mpegvideoencdsp_init_mips.o
 MSA-OBJS-$(CONFIG_HEVC_DECODER)           += mips/hevcdsp_msa.o            \
                                              mips/hevc_mc_uni_msa.o        \
                                              mips/hevc_mc_uniw_msa.o       \
@@ -49,5 +50,6 @@ MSA-OBJS-$(CONFIG_HPELDSP)                += mips/hpeldsp_msa.o
 MSA-OBJS-$(CONFIG_BLOCKDSP)               += mips/blockdsp_msa.o
 MSA-OBJS-$(CONFIG_PIXBLOCKDSP)            += mips/pixblockdsp_msa.o
 MSA-OBJS-$(CONFIG_MPEGVIDEO)              += mips/mpegvideo_msa.o
+MSA-OBJS-$(CONFIG_MPEGVIDEOENC)           += mips/mpegvideoencdsp_msa.o
 LOONGSON3-OBJS-$(CONFIG_H264DSP)          += mips/h264dsp_mmi.o
 LOONGSON3-OBJS-$(CONFIG_H264CHROMA)       += mips/h264chroma_mmi.o
diff --git a/libavcodec/mips/mpegvideoencdsp_init_mips.c b/libavcodec/mips/mpegvideoencdsp_init_mips.c
new file mode 100644
index 0000000000..9bfe94e4cd
--- /dev/null
+++ b/libavcodec/mips/mpegvideoencdsp_init_mips.c
@@ -0,0 +1,40 @@
+/*
+ * Copyright (c) 2015 Manojkumar Bhosale (Manojkumar.Bhosale@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 "libavcodec/bit_depth_template.c"
+#include "h263dsp_mips.h"
+
+#if HAVE_MSA
+static av_cold void mpegvideoencdsp_init_msa(MpegvideoEncDSPContext *c,
+                                             AVCodecContext *avctx)
+{
+#if BIT_DEPTH == 8
+    c->pix_sum = ff_pix_sum_msa;
+#endif
+}
+#endif  // #if HAVE_MSA
+
+av_cold void ff_mpegvideoencdsp_init_mips(MpegvideoEncDSPContext *c,
+                                          AVCodecContext *avctx)
+{
+#if HAVE_MSA
+    mpegvideoencdsp_init_msa(c, avctx);
+#endif  // #if HAVE_MSA
+}
diff --git a/libavcodec/mips/mpegvideoencdsp_msa.c b/libavcodec/mips/mpegvideoencdsp_msa.c
new file mode 100644
index 0000000000..46473dafe5
--- /dev/null
+++ b/libavcodec/mips/mpegvideoencdsp_msa.c
@@ -0,0 +1,62 @@
+/*
+ * Copyright (c) 2015 Manojkumar Bhosale (Manojkumar.Bhosale@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 "h263dsp_mips.h"
+#include "libavutil/mips/generic_macros_msa.h"
+
+static int32_t sum_u8src_16width_msa(uint8_t *src, int32_t stride)
+{
+    uint32_t sum = 0;
+    v16u8 in0, in1, in2, in3, in4, in5, in6, in7;
+    v16u8 in8, in9, in10, in11, in12, in13, in14, in15;
+
+    LD_UB8(src, stride, in0, in1, in2, in3, in4, in5, in6, in7);
+    src += (8 * stride);
+    LD_UB8(src, stride, in8, in9, in10, in11, in12, in13, in14, in15);
+
+    HADD_UB4_UB(in0, in1, in2, in3, in0, in1, in2, in3);
+    HADD_UB4_UB(in4, in5, in6, in7, in4, in5, in6, in7);
+    HADD_UB4_UB(in8, in9, in10, in11, in8, in9, in10, in11);
+    HADD_UB4_UB(in12, in13, in14, in15, in12, in13, in14, in15);
+
+    sum = HADD_UH_U32(in0);
+    sum += HADD_UH_U32(in1);
+    sum += HADD_UH_U32(in2);
+    sum += HADD_UH_U32(in3);
+    sum += HADD_UH_U32(in4);
+    sum += HADD_UH_U32(in5);
+    sum += HADD_UH_U32(in6);
+    sum += HADD_UH_U32(in7);
+    sum += HADD_UH_U32(in8);
+    sum += HADD_UH_U32(in9);
+    sum += HADD_UH_U32(in10);
+    sum += HADD_UH_U32(in11);
+    sum += HADD_UH_U32(in12);
+    sum += HADD_UH_U32(in13);
+    sum += HADD_UH_U32(in14);
+    sum += HADD_UH_U32(in15);
+
+    return sum;
+}
+
+int ff_pix_sum_msa(uint8_t *pix, int line_size)
+{
+    return sum_u8src_16width_msa(pix, line_size);
+}
diff --git a/libavcodec/mpegvideoencdsp.c b/libavcodec/mpegvideoencdsp.c
index 860c2d8574..d6caf4ac1c 100644
--- a/libavcodec/mpegvideoencdsp.c
+++ b/libavcodec/mpegvideoencdsp.c
@@ -176,4 +176,6 @@ av_cold void ff_mpegvideoencdsp_init(MpegvideoEncDSPContext *c,
         ff_mpegvideoencdsp_init_ppc(c, avctx);
     if (ARCH_X86)
         ff_mpegvideoencdsp_init_x86(c, avctx);
+    if (ARCH_MIPS)
+        ff_mpegvideoencdsp_init_mips(c, avctx);
 }
diff --git a/libavcodec/mpegvideoencdsp.h b/libavcodec/mpegvideoencdsp.h
index e12f4c6a39..33f0282fcc 100644
--- a/libavcodec/mpegvideoencdsp.h
+++ b/libavcodec/mpegvideoencdsp.h
@@ -52,5 +52,7 @@ void ff_mpegvideoencdsp_init_ppc(MpegvideoEncDSPContext *c,
                                  AVCodecContext *avctx);
 void ff_mpegvideoencdsp_init_x86(MpegvideoEncDSPContext *c,
                                  AVCodecContext *avctx);
+void ff_mpegvideoencdsp_init_mips(MpegvideoEncDSPContext *c,
+                                  AVCodecContext *avctx);
 
 #endif /* AVCODEC_MPEGVIDEOENCDSP_H */