[FFmpeg-cvslog] lavfi/mp: remove 2xsai wrapped filter

Stefano Sabatini git at videolan.org
Fri Apr 13 00:16:24 CEST 2012


ffmpeg | branch: master | Stefano Sabatini <stefasab at gmail.com> | Fri Apr 13 00:09:47 2012 +0200| [5eeecde859ebfa384fbe3c8a1aa62a6b8f6c58e4] | committer: Stefano Sabatini

lavfi/mp: remove 2xsai wrapped filter

It was ported to a native libavfilter filter.

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=5eeecde859ebfa384fbe3c8a1aa62a6b8f6c58e4
---

 doc/filters.texi                   |    1 -
 libavfilter/Makefile               |    1 -
 libavfilter/libmpcodecs/vf_2xsai.c |  336 ------------------------------------
 libavfilter/version.h              |    2 +-
 libavfilter/vf_mp.c                |    2 -
 5 files changed, 1 insertions(+), 341 deletions(-)

diff --git a/doc/filters.texi b/doc/filters.texi
index daf93e7..38312a5 100644
--- a/doc/filters.texi
+++ b/doc/filters.texi
@@ -1865,7 +1865,6 @@ the named filter.
 
 The list of the currently supported filters follows:
 @table @var
- at item 2xsai
 @item decimate
 @item denoise3d
 @item detc
diff --git a/libavfilter/Makefile b/libavfilter/Makefile
index ad65c7b..4ca9d8e 100644
--- a/libavfilter/Makefile
+++ b/libavfilter/Makefile
@@ -120,7 +120,6 @@ OBJS-$(CONFIG_NULLSINK_FILTER)               += vsink_nullsink.o
 
 OBJS-$(CONFIG_MP_FILTER) += libmpcodecs/mp_image.o
 OBJS-$(CONFIG_MP_FILTER) += libmpcodecs/img_format.o
-OBJS-$(CONFIG_MP_FILTER) += libmpcodecs/vf_2xsai.o
 OBJS-$(CONFIG_MP_FILTER) += libmpcodecs/vf_decimate.o
 OBJS-$(CONFIG_MP_FILTER) += libmpcodecs/vf_denoise3d.o
 OBJS-$(CONFIG_MP_FILTER) += libmpcodecs/vf_detc.o
diff --git a/libavfilter/libmpcodecs/vf_2xsai.c b/libavfilter/libmpcodecs/vf_2xsai.c
deleted file mode 100644
index a19420f..0000000
--- a/libavfilter/libmpcodecs/vf_2xsai.c
+++ /dev/null
@@ -1,336 +0,0 @@
-/*
- * This file is part of MPlayer.
- *
- * MPlayer 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.
- *
- * MPlayer 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 MPlayer; if not, write to the Free Software Foundation, Inc.,
- * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
- */
-
-#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
-#include <inttypes.h>
-
-#include "config.h"
-#include "mp_msg.h"
-
-#include "img_format.h"
-#include "mp_image.h"
-#include "vf.h"
-
-//===========================================================================//
-
-/* FIXME: these all belong in the context, not as globals! */
-
-static uint32_t colorMask = 0xF7DEF7DE;
-static uint32_t lowPixelMask = 0x08210821;
-static uint32_t qcolorMask = 0xE79CE79C;
-static uint32_t qlowpixelMask = 0x18631863;
-static uint32_t redblueMask = 0xF81F;
-static uint32_t greenMask = 0x7E0;
-static int PixelsPerMask = 2;
-
-#define makecol(r,g,b) (r+(g<<8)+(b<<16))
-#define makecol_depth(d,r,g,b) (r+(g<<8)+(b<<16))
-
-static int Init_2xSaI(int d)
-{
-
-        int minr = 0, ming = 0, minb = 0;
-        int i;
-
-//        if (d != 15 && d != 16 && d != 24 && d != 32)
-//                return -1;
-
-        /* Get lowest color bit */
-        for (i = 0; i < 255; i++) {
-                if (!minr)
-                        minr = makecol(i, 0, 0);
-                if (!ming)
-                        ming = makecol(0, i, 0);
-                if (!minb)
-                        minb = makecol(0, 0, i);
-        }
-
-        colorMask = (makecol_depth(d, 255, 0, 0) - minr) | (makecol_depth(d, 0, 255, 0) - ming) | (makecol_depth(d, 0, 0, 255) - minb);
-        lowPixelMask = minr | ming | minb;
-        qcolorMask = (makecol_depth(d, 255, 0, 0) - 3 * minr) | (makecol_depth(d, 0, 255, 0) - 3 * ming) | (makecol_depth(d, 0, 0, 255) - 3 * minb);
-        qlowpixelMask = (minr * 3) | (ming * 3) | (minb * 3);
-        redblueMask = makecol_depth(d, 255, 0, 255);
-        greenMask = makecol_depth(d, 0, 255, 0);
-
-        PixelsPerMask = (d <= 16) ? 2 : 1;
-
-        if (PixelsPerMask == 2) {
-                colorMask |= (colorMask << 16);
-                qcolorMask |= (qcolorMask << 16);
-                lowPixelMask |= (lowPixelMask << 16);
-                qlowpixelMask |= (qlowpixelMask << 16);
-        }
-
-//        TRACE("Color Mask:       0x%lX\n", colorMask);
-//        TRACE("Low Pixel Mask:   0x%lX\n", lowPixelMask);
-//        TRACE("QColor Mask:      0x%lX\n", qcolorMask);
-//        TRACE("QLow Pixel Mask:  0x%lX\n", qlowpixelMask);
-
-        return 0;
-}
-
-
-#define GET_RESULT(A, B, C, D) ((A != C || A != D) - (B != C || B != D))
-
-#define INTERPOLATE(A, B) (((A & colorMask) >> 1) + ((B & colorMask) >> 1) + (A & B & lowPixelMask))
-
-#define Q_INTERPOLATE(A, B, C, D) ((A & qcolorMask) >> 2) + ((B & qcolorMask) >> 2) + ((C & qcolorMask) >> 2) + ((D & qcolorMask) >> 2) \
-        + ((((A & qlowpixelMask) + (B & qlowpixelMask) + (C & qlowpixelMask) + (D & qlowpixelMask)) >> 2) & qlowpixelMask)
-
-
-static void Super2xSaI_ex(uint8_t *src, uint32_t src_pitch,
-                          uint8_t *dst, uint32_t dst_pitch,
-                          uint32_t width, uint32_t height, int sbpp)
-{
-
-        unsigned int x, y;
-        uint32_t color[16];
-        unsigned char *src_line[4];
-
-        /* Point to the first 3 lines. */
-        src_line[0] = src;
-        src_line[1] = src;
-        src_line[2] = src + src_pitch;
-        src_line[3] = src + src_pitch * 2;
-
-        x = 0, y = 0;
-
-        if (PixelsPerMask == 2) {
-                unsigned short *sbp;
-                sbp = (unsigned short*)src_line[0];
-                color[0] = *sbp;       color[1] = color[0];   color[2] = color[0];    color[3] = color[0];
-                color[4] = color[0];   color[5] = color[0];   color[6] = *(sbp + 1);  color[7] = *(sbp + 2);
-                sbp = (unsigned short*)src_line[2];
-                color[8] = *sbp;     color[9] = color[8];     color[10] = *(sbp + 1); color[11] = *(sbp + 2);
-                sbp = (unsigned short*)src_line[3];
-                color[12] = *sbp;    color[13] = color[12];   color[14] = *(sbp + 1); color[15] = *(sbp + 2);
-        }
-        else {
-                uint32_t *lbp;
-                lbp = (uint32_t*)src_line[0];
-                color[0] = *lbp;       color[1] = color[0];   color[2] = color[0];    color[3] = color[0];
-                color[4] = color[0];   color[5] = color[0];   color[6] = *(lbp + 1);  color[7] = *(lbp + 2);
-                lbp = (uint32_t*)src_line[2];
-                color[8] = *lbp;     color[9] = color[8];     color[10] = *(lbp + 1); color[11] = *(lbp + 2);
-                lbp = (uint32_t*)src_line[3];
-                color[12] = *lbp;    color[13] = color[12];   color[14] = *(lbp + 1); color[15] = *(lbp + 2);
-        }
-
-        for (y = 0; y < height; y++) {
-                unsigned char *dst_line[2];
-
-                dst_line[0] = dst + dst_pitch*2*y;
-                dst_line[1] = dst + dst_pitch*(2*y+1);
-
-                /* Todo: x = width - 2, x = width - 1 */
-
-                for (x = 0; x < width; x++) {
-                        uint32_t product1a, product1b, product2a, product2b;
-
-//---------------------------------------  B0 B1 B2 B3    0  1  2  3
-//                                         4  5* 6  S2 -> 4  5* 6  7
-//                                         1  2  3  S1    8  9 10 11
-//                                         A0 A1 A2 A3   12 13 14 15
-//--------------------------------------
-                        if (color[9] == color[6] && color[5] != color[10]) {
-                                product2b = color[9];
-                                product1b = product2b;
-                        }
-                        else if (color[5] == color[10] && color[9] != color[6]) {
-                                product2b = color[5];
-                                product1b = product2b;
-                        }
-                        else if (color[5] == color[10] && color[9] == color[6]) {
-                                int r = 0;
-
-                                r += GET_RESULT(color[6], color[5], color[8], color[13]);
-                                r += GET_RESULT(color[6], color[5], color[4], color[1]);
-                                r += GET_RESULT(color[6], color[5], color[14], color[11]);
-                                r += GET_RESULT(color[6], color[5], color[2], color[7]);
-
-                                if (r > 0)
-                                        product1b = color[6];
-                                else if (r < 0)
-                                        product1b = color[5];
-                                else
-                                        product1b = INTERPOLATE(color[5], color[6]);
-
-                                product2b = product1b;
-
-                        }
-                        else {
-                                if (color[6] == color[10] && color[10] == color[13] && color[9] != color[14] && color[10] != color[12])
-                                        product2b = Q_INTERPOLATE(color[10], color[10], color[10], color[9]);
-                                else if (color[5] == color[9] && color[9] == color[14] && color[13] != color[10] && color[9] != color[15])
-                                        product2b = Q_INTERPOLATE(color[9], color[9], color[9], color[10]);
-                                else
-                                        product2b = INTERPOLATE(color[9], color[10]);
-
-                                if (color[6] == color[10] && color[6] == color[1] && color[5] != color[2] && color[6] != color[0])
-                                        product1b = Q_INTERPOLATE(color[6], color[6], color[6], color[5]);
-                                else if (color[5] == color[9] && color[5] == color[2] && color[1] != color[6] && color[5] != color[3])
-                                        product1b = Q_INTERPOLATE(color[6], color[5], color[5], color[5]);
-                                else
-                                        product1b = INTERPOLATE(color[5], color[6]);
-                        }
-
-                        if (color[5] == color[10] && color[9] != color[6] && color[4] == color[5] && color[5] != color[14])
-                                product2a = INTERPOLATE(color[9], color[5]);
-                        else if (color[5] == color[8] && color[6] == color[5] && color[4] != color[9] && color[5] != color[12])
-                                product2a = INTERPOLATE(color[9], color[5]);
-                        else
-                                product2a = color[9];
-
-                        if (color[9] == color[6] && color[5] != color[10] && color[8] == color[9] && color[9] != color[2])
-                                product1a = INTERPOLATE(color[9], color[5]);
-                        else if (color[4] == color[9] && color[10] == color[9] && color[8] != color[5] && color[9] != color[0])
-                                product1a = INTERPOLATE(color[9], color[5]);
-                        else
-                                product1a = color[5];
-
-                        if (PixelsPerMask == 2) {
-                                *((uint32_t *) (&dst_line[0][x * 4])) = product1a | (product1b << 16);
-                                *((uint32_t *) (&dst_line[1][x * 4])) = product2a | (product2b << 16);
-                        }
-                        else {
-                                *((uint32_t *) (&dst_line[0][x * 8])) = product1a;
-                                *((uint32_t *) (&dst_line[0][x * 8 + 4])) = product1b;
-                                *((uint32_t *) (&dst_line[1][x * 8])) = product2a;
-                                *((uint32_t *) (&dst_line[1][x * 8 + 4])) = product2b;
-                        }
-
-                        /* Move color matrix forward */
-                        color[0] = color[1]; color[4] = color[5]; color[8] = color[9];   color[12] = color[13];
-                        color[1] = color[2]; color[5] = color[6]; color[9] = color[10];  color[13] = color[14];
-                        color[2] = color[3]; color[6] = color[7]; color[10] = color[11]; color[14] = color[15];
-
-                        if (x < width - 3) {
-                                x += 3;
-                                if (PixelsPerMask == 2) {
-                                        color[3] = *(((unsigned short*)src_line[0]) + x);
-                                        color[7] = *(((unsigned short*)src_line[1]) + x);
-                                        color[11] = *(((unsigned short*)src_line[2]) + x);
-                                        color[15] = *(((unsigned short*)src_line[3]) + x);
-                                }
-                                else {
-                                        color[3] = *(((uint32_t*)src_line[0]) + x);
-                                        color[7] = *(((uint32_t*)src_line[1]) + x);
-                                        color[11] = *(((uint32_t*)src_line[2]) + x);
-                                        color[15] = *(((uint32_t*)src_line[3]) + x);
-                                }
-                                x -= 3;
-                        }
-                }
-
-                /* We're done with one line, so we shift the source lines up */
-                src_line[0] = src_line[1];
-                src_line[1] = src_line[2];
-                src_line[2] = src_line[3];
-
-                /* Read next line */
-                if (y + 3 >= height)
-                        src_line[3] = src_line[2];
-                else
-                        src_line[3] = src_line[2] + src_pitch;
-
-                /* Then shift the color matrix up */
-                if (PixelsPerMask == 2) {
-                        unsigned short *sbp;
-                        sbp = (unsigned short*)src_line[0];
-                        color[0] = *sbp;     color[1] = color[0];    color[2] = *(sbp + 1);  color[3] = *(sbp + 2);
-                        sbp = (unsigned short*)src_line[1];
-                        color[4] = *sbp;     color[5] = color[4];    color[6] = *(sbp + 1);  color[7] = *(sbp + 2);
-                        sbp = (unsigned short*)src_line[2];
-                        color[8] = *sbp;     color[9] = color[9];    color[10] = *(sbp + 1); color[11] = *(sbp + 2);
-                        sbp = (unsigned short*)src_line[3];
-                        color[12] = *sbp;    color[13] = color[12];  color[14] = *(sbp + 1); color[15] = *(sbp + 2);
-                }
-                else {
-                        uint32_t *lbp;
-                        lbp = (uint32_t*)src_line[0];
-                        color[0] = *lbp;     color[1] = color[0];    color[2] = *(lbp + 1);  color[3] = *(lbp + 2);
-                        lbp = (uint32_t*)src_line[1];
-                        color[4] = *lbp;     color[5] = color[4];    color[6] = *(lbp + 1);  color[7] = *(lbp + 2);
-                        lbp = (uint32_t*)src_line[2];
-                        color[8] = *lbp;     color[9] = color[9];    color[10] = *(lbp + 1); color[11] = *(lbp + 2);
-                        lbp = (uint32_t*)src_line[3];
-                        color[12] = *lbp;    color[13] = color[12];  color[14] = *(lbp + 1); color[15] = *(lbp + 2);
-                }
-
-        } // y loop
-
-}
-
-
-//===========================================================================//
-
-static int config(struct vf_instance *vf,
-        int width, int height, int d_width, int d_height,
-        unsigned int flags, unsigned int outfmt){
-
-    Init_2xSaI(outfmt&255);
-
-    return vf_next_config(vf,2*width,2*height,2*d_width,2*d_height,flags,outfmt);
-}
-
-static int put_image(struct vf_instance *vf, mp_image_t *mpi, double pts){
-    mp_image_t *dmpi;
-
-    // hope we'll get DR buffer:
-    dmpi=vf_get_image(vf->next,mpi->imgfmt,
-        MP_IMGTYPE_TEMP, MP_IMGFLAG_ACCEPT_STRIDE,
-        2*mpi->w, 2*mpi->h);
-
-    Super2xSaI_ex(mpi->planes[0], mpi->stride[0],
-                  dmpi->planes[0], dmpi->stride[0],
-                  mpi->w, mpi->h, mpi->bpp/8);
-
-    return vf_next_put_image(vf,dmpi, pts);
-}
-
-//===========================================================================//
-
-static int query_format(struct vf_instance *vf, unsigned int fmt){
-    switch(fmt){
-//    case IMGFMT_BGR15:
-//    case IMGFMT_BGR16:
-    case IMGFMT_BGR32:
-        return vf_next_query_format(vf,fmt);
-    }
-    return 0;
-}
-
-static int vf_open(vf_instance_t *vf, char *args){
-    vf->config=config;
-    vf->put_image=put_image;
-    vf->query_format=query_format;
-    return 1;
-}
-
-const vf_info_t vf_info_2xsai = {
-    "2xSai BGR bitmap 2x scaler",
-    "2xsai",
-    "A'rpi",
-    "http://elektron.its.tudelft.nl/~dalikifa/",
-    vf_open,
-    NULL
-};
-
-//===========================================================================//
diff --git a/libavfilter/version.h b/libavfilter/version.h
index 1179f3f..7df43a3 100644
--- a/libavfilter/version.h
+++ b/libavfilter/version.h
@@ -30,7 +30,7 @@
 
 #define LIBAVFILTER_VERSION_MAJOR  2
 #define LIBAVFILTER_VERSION_MINOR 69
-#define LIBAVFILTER_VERSION_MICRO 100
+#define LIBAVFILTER_VERSION_MICRO 101
 
 #define LIBAVFILTER_VERSION_INT AV_VERSION_INT(LIBAVFILTER_VERSION_MAJOR, \
                                                LIBAVFILTER_VERSION_MINOR, \
diff --git a/libavfilter/vf_mp.c b/libavfilter/vf_mp.c
index 4e053d7..0635c13 100644
--- a/libavfilter/vf_mp.c
+++ b/libavfilter/vf_mp.c
@@ -121,7 +121,6 @@ static const struct {
 
 //copied from vf.c
 extern const vf_info_t vf_info_1bpp;
-extern const vf_info_t vf_info_2xsai;
 extern const vf_info_t vf_info_ass;
 extern const vf_info_t vf_info_bmovl;
 extern const vf_info_t vf_info_crop;
@@ -192,7 +191,6 @@ extern const vf_info_t vf_info_zrmjpeg;
 
 
 static const vf_info_t* const filters[]={
-    &vf_info_2xsai,
     &vf_info_decimate,
     &vf_info_denoise3d,
     &vf_info_detc,



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