[SCM] libav/experimental: mlib merge
siretart at users.alioth.debian.org
siretart at users.alioth.debian.org
Sun Jun 30 15:30:03 UTC 2013
The following commit has been merged in the experimental branch:
commit c34270f5e89fd95b933c483d602f2f298557d04b
Author: Fabrice Bellard <fabrice at bellard.org>
Date: Sun Sep 16 21:54:00 2001 +0000
mlib merge
Originally committed as revision 131 to svn://svn.ffmpeg.org/ffmpeg/trunk
diff --git a/libavcodec/Makefile b/libavcodec/Makefile
index fe0e1d0..03d7554 100644
--- a/libavcodec/Makefile
+++ b/libavcodec/Makefile
@@ -29,6 +29,13 @@ ASM_OBJS += armv4l/jrevdct_arm.o
OBJS += armv4l/dsputil_arm.o
endif
+# sun mediaLib specific stuff
+# currently only works when libavcodec is used in mplayer
+ifeq ($(HAVE_MLIB),yes)
+OBJS += mlib/dsputil_mlib.o
+CFLAGS += $(MLIB_INC)
+endif
+
SRCS = $(OBJS:.o=.c) $(ASM_OBJS:.o=.s)
LIB= libavcodec.a
@@ -58,8 +65,8 @@ depend:
clean:
rm -f *.o *~ *.a i386/*.o i386/*~ \
armv4l/*.o armv4l/*~ \
+ mlib/*.o mlib/*~ \
libac3/*.o libac3/*~ \
- mpglib/*.o mpglib/*~ \
apiexample $(TESTS)
distclean: clean
diff --git a/libavcodec/dsputil.c b/libavcodec/dsputil.c
index abbca19..b0cea56 100644
--- a/libavcodec/dsputil.c
+++ b/libavcodec/dsputil.c
@@ -413,6 +413,7 @@ void block_permute(INT16 *block)
void dsputil_init(void)
{
int i, j;
+ int use_permuted_idct;
for(i=0;i<256;i++) cropTbl[i + MAX_NEG_CROP] = i;
for(i=0;i<MAX_NEG_CROP;i++) {
@@ -435,17 +436,7 @@ void dsputil_init(void)
pix_abs16x16_xy2 = pix_abs16x16_xy2_c;
av_fdct = jpeg_fdct_ifast;
- /* permute for IDCT */
- for(i=0;i<64;i++) {
- j = zigzag_direct[i];
- zigzag_direct[i] = block_permute_op(j);
- j = ff_alternate_horizontal_scan[i];
- ff_alternate_horizontal_scan[i] = block_permute_op(j);
- j = ff_alternate_vertical_scan[i];
- ff_alternate_vertical_scan[i] = block_permute_op(j);
- }
- block_permute(default_intra_matrix);
- block_permute(default_non_intra_matrix);
+ use_permuted_idct = 1;
#ifdef HAVE_MMX
dsputil_init_mmx();
@@ -453,4 +444,22 @@ void dsputil_init(void)
#ifdef ARCH_ARMV4L
dsputil_init_armv4l();
#endif
+#ifdef HAVE_MLIB
+ dsputil_init_mlib();
+ use_permuted_idct = 0;
+#endif
+
+ if (use_permuted_idct) {
+ /* permute for IDCT */
+ for(i=0;i<64;i++) {
+ j = zigzag_direct[i];
+ zigzag_direct[i] = block_permute_op(j);
+ j = ff_alternate_horizontal_scan[i];
+ ff_alternate_horizontal_scan[i] = block_permute_op(j);
+ j = ff_alternate_vertical_scan[i];
+ ff_alternate_vertical_scan[i] = block_permute_op(j);
+ }
+ block_permute(default_intra_matrix);
+ block_permute(default_non_intra_matrix);
+ }
}
diff --git a/libavcodec/dsputil.h b/libavcodec/dsputil.h
index 80a934c..dd2cc94 100644
--- a/libavcodec/dsputil.h
+++ b/libavcodec/dsputil.h
@@ -111,6 +111,15 @@ void dsputil_init_mmx(void);
void dsputil_init_armv4l(void);
+#elif defined(HAVE_MLIB)
+
+#define emms_c()
+
+/* SPARC/VIS IDCT needs 8-byte aligned DCT blocks */
+#define __align8 __attribute__ ((aligned (8)))
+
+void dsputil_init_mlib(void);
+
#else
#define emms_c()
diff --git a/libavcodec/mlib/dsputil_mlib.c b/libavcodec/mlib/dsputil_mlib.c
new file mode 100644
index 0000000..c008b22
--- /dev/null
+++ b/libavcodec/mlib/dsputil_mlib.c
@@ -0,0 +1,144 @@
+/*
+ * Sun mediaLib optimized DSP utils
+ * Copyright (c) 2001 Juergen Keil.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program 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 General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ */
+
+#include "../dsputil.h"
+
+#include <mlib_types.h>
+#include <mlib_status.h>
+#include <mlib_sys.h>
+#include <mlib_video.h>
+
+
+static void put_pixels_mlib (uint8_t * dest, const uint8_t * ref,
+ int stride, int height)
+{
+ assert(height == 16 || height == 8);
+ if (height == 16)
+ mlib_VideoCopyRef_U8_U8_8x16(dest, (uint8_t *)ref, stride);
+ else
+ mlib_VideoCopyRef_U8_U8_8x8 (dest, (uint8_t *)ref, stride);
+}
+
+static void put_pixels_x2_mlib (uint8_t * dest, const uint8_t * ref,
+ int stride, int height)
+{
+ assert(height == 16 || height == 8);
+ if (height == 16)
+ mlib_VideoInterpX_U8_U8_8x16(dest, (uint8_t *)ref, stride, stride);
+ else
+ mlib_VideoInterpX_U8_U8_8x8 (dest, (uint8_t *)ref, stride, stride);
+}
+
+static void put_pixels_y2_mlib (uint8_t * dest, const uint8_t * ref,
+ int stride, int height)
+{
+ assert(height == 16 || height == 8);
+ if (height == 16)
+ mlib_VideoInterpY_U8_U8_8x16(dest, (uint8_t *)ref, stride, stride);
+ else
+ mlib_VideoInterpY_U8_U8_8x8 (dest, (uint8_t *)ref, stride, stride);
+}
+
+static void put_pixels_xy2_mlib(uint8_t * dest, const uint8_t * ref,
+ int stride, int height)
+{
+ assert(height == 16 || height == 8);
+ if (height == 16)
+ mlib_VideoInterpXY_U8_U8_8x16(dest, (uint8_t *)ref, stride, stride);
+ else
+ mlib_VideoInterpXY_U8_U8_8x8 (dest, (uint8_t *)ref, stride, stride);
+}
+
+static void avg_pixels_mlib (uint8_t * dest, const uint8_t * ref,
+ int stride, int height)
+{
+ assert(height == 16 || height == 8);
+ if (height == 16)
+ mlib_VideoCopyRefAve_U8_U8_8x16(dest, (uint8_t *)ref, stride);
+ else
+ mlib_VideoCopyRefAve_U8_U8_8x8 (dest, (uint8_t *)ref, stride);
+}
+
+static void avg_pixels_x2_mlib (uint8_t * dest, const uint8_t * ref,
+ int stride, int height)
+{
+ assert(height == 16 || height == 8);
+ if (height == 16)
+ mlib_VideoInterpAveX_U8_U8_8x16(dest, (uint8_t *)ref, stride, stride);
+ else
+ mlib_VideoInterpAveX_U8_U8_8x8 (dest, (uint8_t *)ref, stride, stride);
+}
+
+static void avg_pixels_y2_mlib (uint8_t * dest, const uint8_t * ref,
+ int stride, int height)
+{
+ assert(height == 16 || height == 8);
+ if (height == 16)
+ mlib_VideoInterpAveY_U8_U8_8x16(dest, (uint8_t *)ref, stride, stride);
+ else
+ mlib_VideoInterpAveY_U8_U8_8x8 (dest, (uint8_t *)ref, stride, stride);
+}
+
+static void avg_pixels_xy2_mlib (uint8_t * dest, const uint8_t * ref,
+ int stride, int height)
+{
+ assert(height == 16 || height == 8);
+ if (height == 16)
+ mlib_VideoInterpAveXY_U8_U8_8x16(dest, (uint8_t *)ref, stride, stride);
+ else
+ mlib_VideoInterpAveXY_U8_U8_8x8 (dest, (uint8_t *)ref, stride, stride);
+}
+
+
+static void add_pixels_clamped_mlib(const DCTELEM *block, UINT8 *pixels, int line_size)
+{
+ mlib_VideoAddBlock_U8_S16(pixels, (mlib_s16 *)block, line_size);
+}
+
+
+void ff_idct_mlib(DCTELEM *data)
+{
+ mlib_VideoIDCT8x8_S16_S16 (data, data);
+}
+
+
+void ff_fdct_mlib(DCTELEM *data)
+{
+ mlib_VideoDCT8x8_S16_S16 (data, data);
+}
+
+void dsputil_init_mlib(void)
+{
+ av_fdct = ff_fdct_mlib;
+ ff_idct = ff_idct_mlib;
+
+ put_pixels_tab[0] = put_pixels_mlib;
+ put_pixels_tab[1] = put_pixels_x2_mlib;
+ put_pixels_tab[2] = put_pixels_y2_mlib;
+ put_pixels_tab[3] = put_pixels_xy2_mlib;
+
+ avg_pixels_tab[0] = avg_pixels_mlib;
+ avg_pixels_tab[1] = avg_pixels_x2_mlib;
+ avg_pixels_tab[2] = avg_pixels_y2_mlib;
+ avg_pixels_tab[3] = avg_pixels_xy2_mlib;
+
+ put_no_rnd_pixels_tab[0] = put_pixels_mlib;
+
+ add_pixels_clamped = add_pixels_clamped_mlib;
+}
--
Libav/FFmpeg packaging
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