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-rw-r--r--libmpcodecs/vf_halfpack.c254
1 files changed, 0 insertions, 254 deletions
diff --git a/libmpcodecs/vf_halfpack.c b/libmpcodecs/vf_halfpack.c
deleted file mode 100644
index b67f8237b2..0000000000
--- a/libmpcodecs/vf_halfpack.c
+++ /dev/null
@@ -1,254 +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 "cpudetect.h"
-
-#include "img_format.h"
-#include "mp_image.h"
-#include "vf.h"
-#include "vf_scale.h"
-
-#include "libswscale/swscale.h"
-#include "fmt-conversion.h"
-
-struct vf_priv_s {
- int field;
- struct SwsContext *ctx;
-};
-
-#if HAVE_MMX
-static void halfpack_MMX(unsigned char *dst, unsigned char *src[3],
- int dststride, int srcstride[3],
- int w, int h)
-{
- int j;
- unsigned char *y1, *y2, *u, *v;
- int dstinc, yinc, uinc, vinc;
-
- y1 = src[0];
- y2 = src[0] + srcstride[0];
- u = src[1];
- v = src[2];
-
- dstinc = dststride - 2*w;
- yinc = 2*srcstride[0] - w;
- uinc = srcstride[1] - w/2;
- vinc = srcstride[2] - w/2;
-
- for (h/=2; h; h--) {
- __asm__ (
- "pxor %%mm0, %%mm0 \n\t"
- ASMALIGN(4)
- "1: \n\t"
- "movq (%0), %%mm1 \n\t"
- "movq (%0), %%mm2 \n\t"
- "movq (%1), %%mm3 \n\t"
- "movq (%1), %%mm4 \n\t"
- "punpcklbw %%mm0, %%mm1 \n\t"
- "punpckhbw %%mm0, %%mm2 \n\t"
- "punpcklbw %%mm0, %%mm3 \n\t"
- "punpckhbw %%mm0, %%mm4 \n\t"
- "paddw %%mm3, %%mm1 \n\t"
- "paddw %%mm4, %%mm2 \n\t"
- "psrlw $1, %%mm1 \n\t"
- "psrlw $1, %%mm2 \n\t"
-
- "movq (%2), %%mm3 \n\t"
- "movq (%3), %%mm5 \n\t"
- "punpcklbw %%mm0, %%mm3 \n\t"
- "punpcklbw %%mm0, %%mm5 \n\t"
- "movq %%mm3, %%mm4 \n\t"
- "movq %%mm5, %%mm6 \n\t"
- "punpcklwd %%mm0, %%mm3 \n\t"
- "punpckhwd %%mm0, %%mm4 \n\t"
- "punpcklwd %%mm0, %%mm5 \n\t"
- "punpckhwd %%mm0, %%mm6 \n\t"
- "pslld $8, %%mm3 \n\t"
- "pslld $8, %%mm4 \n\t"
- "pslld $24, %%mm5 \n\t"
- "pslld $24, %%mm6 \n\t"
-
- "por %%mm3, %%mm1 \n\t"
- "por %%mm4, %%mm2 \n\t"
- "por %%mm5, %%mm1 \n\t"
- "por %%mm6, %%mm2 \n\t"
-
- "add $8, %0 \n\t"
- "add $8, %1 \n\t"
- "add $4, %2 \n\t"
- "add $4, %3 \n\t"
- "movq %%mm1, (%8) \n\t"
- "movq %%mm2, 8(%8) \n\t"
- "add $16, %8 \n\t"
- "decl %9 \n\t"
- "jnz 1b \n\t"
- : "=r" (y1), "=r" (y2), "=r" (u), "=r" (v)
- : "0" (y1), "1" (y2), "2" (u), "3" (v), "r" (dst), "r" (w/8)
- : "memory"
- );
- for (j = (w&7)/2; j; j--) {
- *dst++ = (*y1++ + *y2++)/2;
- *dst++ = *u++;
- *dst++ = (*y1++ + *y2++)/2;
- *dst++ = *v++;
- }
- y1 += yinc;
- y2 += yinc;
- u += uinc;
- v += vinc;
- dst += dstinc;
- }
- __asm__ volatile ( "emms \n\t" ::: "memory" );
-}
-#endif
-
-
-
-static void halfpack_C(unsigned char *dst, unsigned char *src[3],
- int dststride, int srcstride[3],
- int w, int h)
-{
- int i, j;
- unsigned char *y1, *y2, *u, *v;
- int dstinc, yinc, uinc, vinc;
-
- y1 = src[0];
- y2 = src[0] + srcstride[0];
- u = src[1];
- v = src[2];
-
- dstinc = dststride - 2*w;
- yinc = 2*srcstride[0] - w;
- uinc = srcstride[1] - w/2;
- vinc = srcstride[2] - w/2;
-
- for (i = h/2; i; i--) {
- for (j = w/2; j; j--) {
- *dst++ = (*y1++ + *y2++)>>1;
- *dst++ = *u++;
- *dst++ = (*y1++ + *y2++)>>1;
- *dst++ = *v++;
- }
- y1 += yinc;
- y2 += yinc;
- u += uinc;
- v += vinc;
- dst += dstinc;
- }
-}
-
-static void (*halfpack)(unsigned char *dst, unsigned char *src[3],
- int dststride, int srcstride[3], int w, int h);
-
-
-static int put_image(struct vf_instance *vf, mp_image_t *mpi, double pts)
-{
- const uint8_t *src[MP_MAX_PLANES] = {
- mpi->planes[0] + mpi->stride[0]*vf->priv->field,
- mpi->planes[1], mpi->planes[2], NULL};
- int src_stride[MP_MAX_PLANES] = {mpi->stride[0]*2, mpi->stride[1], mpi->stride[2], 0};
- mp_image_t *dmpi;
-
- // hope we'll get DR buffer:
- dmpi=vf_get_image(vf->next, IMGFMT_YUY2,
- MP_IMGTYPE_TEMP, MP_IMGFLAG_ACCEPT_STRIDE,
- mpi->w, mpi->h/2);
-
- switch(vf->priv->field) {
- case 0:
- case 1:
- sws_scale(vf->priv->ctx, src, src_stride,
- 0, mpi->h/2, dmpi->planes, dmpi->stride);
- break;
- default:
- halfpack(dmpi->planes[0], mpi->planes, dmpi->stride[0],
- mpi->stride, mpi->w, mpi->h);
- }
-
- return vf_next_put_image(vf,dmpi, pts);
-}
-
-static int config(struct vf_instance *vf,
- int width, int height, int d_width, int d_height,
- unsigned int flags, unsigned int outfmt)
-{
- if (vf->priv->field < 2) {
- sws_freeContext(vf->priv->ctx);
- // get unscaled 422p -> yuy2 conversion
- vf->priv->ctx =
- sws_getContext(width, height / 2, PIX_FMT_YUV422P,
- width, height / 2, PIX_FMT_YUYV422,
- SWS_POINT | SWS_PRINT_INFO,
- NULL, NULL, NULL);
- }
- /* FIXME - also support UYVY output? */
- return vf_next_config(vf, width, height/2, d_width, d_height, flags, IMGFMT_YUY2);
-}
-
-
-static int query_format(struct vf_instance *vf, unsigned int fmt)
-{
- /* FIXME - really any YUV 4:2:0 input format should work */
- switch (fmt) {
- case IMGFMT_YV12:
- case IMGFMT_IYUV:
- case IMGFMT_I420:
- return vf_next_query_format(vf,IMGFMT_YUY2);
- }
- return 0;
-}
-
-static void uninit(struct vf_instance *vf)
-{
- sws_freeContext(vf->priv->ctx);
- free(vf->priv);
-}
-
-static int vf_open(vf_instance_t *vf, char *args)
-{
- vf->config=config;
- vf->query_format=query_format;
- vf->put_image=put_image;
- vf->uninit=uninit;
-
- vf->priv = calloc(1, sizeof (struct vf_priv_s));
- vf->priv->field = 2;
- if (args) sscanf(args, "%d", &vf->priv->field);
-
- halfpack = halfpack_C;
-#if HAVE_MMX
- if(gCpuCaps.hasMMX) halfpack = halfpack_MMX;
-#endif
- return 1;
-}
-
-const vf_info_t vf_info_halfpack = {
- "yuv planar 4:2:0 -> packed 4:2:2, half height",
- "halfpack",
- "Richard Felker",
- "",
- vf_open,
- NULL
-};
generated by cgit v1.2.3 (git 2.25.1) at 2024-04-18 20:25:54 +0000