New plugin to test crop parameters. Arguments are the same as for the

crop plugin.


git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@6821 b3059339-0415-0410-9bf9-f77b7e298cf2

libmpcodecs/Makefile

@@ -6,7 +6,7 @@ LIBNAME2 = libmpencoders.a
 
 AUDIO_SRCS=dec_audio.c ad.c ad_a52.c ad_acm.c ad_alaw.c ad_dk3adpcm.c ad_dshow.c ad_dvdpcm.c ad_ffmpeg.c ad_hwac3.c ad_imaadpcm.c ad_mp3.c ad_msadpcm.c ad_pcm.c ad_roqaudio.c ad_msgsm.c ad_faad.c ad_vorbis.c ad_libmad.c ad_real.c
 VIDEO_SRCS=dec_video.c vd.c vd_null.c vd_real.c vd_cinepak.c vd_qtrpza.c vd_ffmpeg.c vd_dshow.c vd_vfw.c vd_odivx.c vd_divx4.c vd_raw.c vd_xanim.c vd_msvidc.c vd_fli.c vd_qtrle.c vd_qtsmc.c vd_roqvideo.c vd_cyuv.c vd_nuv.c vd_libmpeg2.c vd_msrle.c vd_huffyuv.c vd_zlib.c vd_mpegpes.c vd_svq1.c vd_xvid.c
-VFILTER_SRCS=vf.c vf_vo.c vf_crop.c vf_expand.c vf_pp.c vf_scale.c vf_format.c vf_yuy2.c vf_flip.c vf_rgb2bgr.c vf_rotate.c vf_mirror.c vf_palette.c vf_lavc.c vf_dvbscale.c vf_cropdetect.c vf_test.c vf_noise.c vf_yvu9.c
+VFILTER_SRCS=vf.c vf_vo.c vf_crop.c vf_expand.c vf_pp.c vf_scale.c vf_format.c vf_yuy2.c vf_flip.c vf_rgb2bgr.c vf_rotate.c vf_mirror.c vf_palette.c vf_lavc.c vf_dvbscale.c vf_cropdetect.c vf_test.c vf_noise.c vf_yvu9.c vf_rectangle.c
 ENCODER_SRCS=ve.c ve_divx4.c ve_lavc.c ve_vfw.c ve_rawrgb.c ve_libdv.c
 NATIVE_SRCS=native/RTjpegN.c native/cinepak.c native/cyuv.c native/fli.c native/minilzo.c native/msvidc.c native/nuppelvideo.c native/qtrle.c native/qtrpza.c native/qtsmc.c native/roqav.c native/xa_gsm.c native/svq1.c
 

libmpcodecs/vf.c

@@ -14,6 +14,7 @@
 #include "vf.h"
 
 extern vf_info_t vf_info_vo;
+extern vf_info_t vf_info_rectangle;
 extern vf_info_t vf_info_crop;
 extern vf_info_t vf_info_expand;
 extern vf_info_t vf_info_pp;
@@ -39,6 +40,7 @@ char** vo_plugin_args=(char**) NULL;
 
 // list of available filters:
 static vf_info_t* filter_list[]={
+    &vf_info_rectangle,
     &vf_info_crop,
     &vf_info_expand,
     &vf_info_pp,

libmpcodecs/vf_rectangle.c

@@ -0,0 +1,97 @@
+#include <stdio.h>
+#include <stdlib.h>
+#include "mp_image.h"
+#include "vf.h"
+
+struct vf_priv_s {
+    int x, y, w, h;
+};
+
+static void
+put_image(struct vf_instance_s* vf, mp_image_t* mpi){
+    mp_image_t* dmpi;
+    int x, y, w, h;
+    unsigned int bpp, count;
+    unsigned char *p1, *p2;
+    dmpi = vf_get_image(vf->next, mpi->imgfmt, MP_IMGTYPE_TEMP, 0, mpi->w, mpi->h);
+    bpp = dmpi->bpp / 8;
+    memcpy(dmpi->planes[0], mpi->planes[0], dmpi->stride[0] * bpp * mpi->height);
+    memcpy(dmpi->planes[1], mpi->planes[1], dmpi->stride[1] * mpi->chroma_height);
+    memcpy(dmpi->planes[2], mpi->planes[2], dmpi->stride[2] * mpi->chroma_height);
+
+    /* Draw the rectangle */
+    x = vf->priv->x;
+    if (x < 0)
+	x = 0;
+    y = vf->priv->y;
+    if (y < 0)
+	y = 0;
+    w = vf->priv->w;
+    if (w < 0)
+	w = dmpi->w - x;
+    h = vf->priv->h;
+    if (h < 0)
+	h = dmpi->h - y;
+    count = w * bpp;
+    p1 = dmpi->planes[0] + y * dmpi->stride[0] + x * bpp;
+    if (h == 1)
+	while (count--) {
+	    *p1 = 0xff - *p1;
+	    ++p1;
+	}
+    else {
+	p2 = p1 + (h - 1) * dmpi->stride[0];
+	while (count--) {
+	    *p1 = 0xff - *p1;
+	    ++p1;
+	    *p2 = 0xff - *p2;
+	    ++p2;
+	}
+    }
+    count = h;
+    p1 = dmpi->planes[0] + y * dmpi->stride[0] + x * bpp;
+    if (w == 1)
+	while (count--) {
+	    int i = bpp;
+	    while (i--)
+		p1[i] ^= 0xff;
+	    p1 += dmpi->stride[0];
+	}
+    else {
+	p2 = p1 + (w - 1) * bpp;
+	while (count--) {
+	    int i = bpp;
+	    while (i--) {
+		p1[i] = 0xff - p1[i];
+		p2[i] = 0xff - p2[i];
+	    }
+	    p1 += dmpi->stride[0];
+	    p2 += dmpi->stride[0];
+	}
+    }
+    vf_next_put_image(vf, dmpi);
+}
+
+static int
+open(vf_instance_t* vf, char* args) {
+    vf->put_image = put_image;
+    vf->priv = malloc(sizeof(struct vf_priv_s));
+    vf->priv->x = -1;
+    vf->priv->y = -1;
+    vf->priv->w = -1;
+    vf->priv->h = -1;
+    if (args)
+	sscanf(args, "%d:%d:%d:%d", 
+	       &vf->priv->w, &vf->priv->h, &vf->priv->x, &vf->priv->y);
+    printf("Crop: %d x %d, %d ; %d\n",
+	   vf->priv->w, vf->priv->h, vf->priv->x, vf->priv->y);
+    return 1;
+}
+
+vf_info_t vf_info_rectangle = {
+    "draw rectangle",
+    "rectangle",
+    "Kim Minh Kaplan",
+    "",
+    open
+};