new filter to use libavcodec's deinterlacer

patch by Joe Rabinoff <rabinoff@fas.harvard.edu>
(TODO: DOCS, DR1)


git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@6860 b3059339-0415-0410-9bf9-f77b7e298cf2
This commit is contained in:
arpi 2002-07-31 19:50:42 +00:00
parent 52dd13f8c0
commit 2380034208
3 changed files with 223 additions and 1 deletions

View File

@ -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 vf_rectangle.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 vf_lavcdeint.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

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@ -35,6 +35,7 @@ extern vf_info_t vf_info_cropdetect;
extern vf_info_t vf_info_test;
extern vf_info_t vf_info_noise;
extern vf_info_t vf_info_yvu9;
extern vf_info_t vf_info_lavcdeint;
char** vo_plugin_args=(char**) NULL;
@ -59,6 +60,7 @@ static vf_info_t* filter_list[]={
&vf_info_palette,
#ifdef USE_LIBAVCODEC
&vf_info_lavc,
&vf_info_lavcdeint,
#endif
&vf_info_dvbscale,
&vf_info_cropdetect,

220
libmpcodecs/vf_lavcdeint.c Normal file
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@ -0,0 +1,220 @@
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <inttypes.h>
#include "../config.h"
#include "../mp_msg.h"
#include "../help_mp.h"
#ifdef USE_LIBAVCODEC
#include "img_format.h"
#include "mp_image.h"
#include "vf.h"
//#include "../libvo/fastmemcpy.h"
#ifdef USE_LIBAVCODEC_SO
#include <libffmpeg/avcodec.h>
#else
#include "libavcodec/avcodec.h"
#endif
extern int avcodec_inited;
struct vf_priv_s
{
AVPicture pic;
UINT8 *outbuf;
int outbuf_size;
int width, height;
int pix_fmt;
};
#define lavc_venc_context (vf->priv->context)
/* Support for avcodec's built-in deinterlacer.
* Based on vf_lavc.c
*/
//===========================================================================//
/* Convert mplayer's IMGFMT_* to avcodec's PIX_FMT_* for the supported
* IMGFMT's, and return -1 if the deinterlacer doesn't support
* that format (-1 because 0 is a valid PIX_FMT).
*/
/* The deinterlacer supports planer 4:2:0, 4:2:2, and 4:4:4 YUV */
static int
imgfmt_to_pixfmt (int imgfmt)
{
switch(imgfmt)
{
/* I hope I got all the supported formats */
/* 4:2:0 */
case IMGFMT_YV12:
case IMGFMT_I420:
case IMGFMT_IYUV:
return PIX_FMT_YUV420P;
break;
/* 4:2:2 */
case IMGFMT_UYVY:
case IMGFMT_UYNV:
case IMGFMT_Y422:
case IMGFMT_YUY2:
case IMGFMT_YUNV:
case IMGFMT_YVYU:
case IMGFMT_Y42T:
case IMGFMT_V422:
case IMGFMT_V655:
return PIX_FMT_YUV422P;
break;
/* Are there any _planar_ YUV 4:4:4 formats? */
default:
return -1;
}
}
static int
config (struct vf_instance_s* vf,
int width, int height, int d_width, int d_height,
unsigned int flags, unsigned int outfmt)
{
struct vf_priv_s *priv = vf->priv;
priv->pix_fmt = imgfmt_to_pixfmt(outfmt);
if(priv->pix_fmt == -1)
return 0;
/* The deinterlacer will fail if this is false */
if ((width & 1) != 0 || (height & 3) != 0)
return 0;
/* If we get here, the deinterlacer is guaranteed not to fail */
priv->width = width;
priv->height = height;
if(priv->outbuf)
av_free(priv->outbuf);
priv->outbuf_size =
avpicture_get_size(priv->pix_fmt, priv->width, priv->height);
priv->outbuf = av_malloc(priv->outbuf_size);
avpicture_fill(&priv->pic, priv->outbuf, priv->pix_fmt,
priv->width, priv->height);
return vf_next_config(vf,
width, height,
d_width, d_height,
flags, outfmt);
}
static void
uninit (struct vf_instance_s *vf)
{
if(vf->priv->outbuf)
av_free(vf->priv->outbuf);
}
static void
put_image (struct vf_instance_s* vf, mp_image_t *mpi)
{
struct vf_priv_s *priv = vf->priv;
mp_image_t* dmpi;
AVPicture lavc_picture;
lavc_picture.data[0] = mpi->planes[0];
lavc_picture.data[1] = mpi->planes[1];
lavc_picture.data[2] = mpi->planes[2];
lavc_picture.linesize[0] = mpi->stride[0];
lavc_picture.linesize[1] = mpi->stride[1];
lavc_picture.linesize[2] = mpi->stride[2];
dmpi = vf_get_image(vf->next, mpi->imgfmt,
MP_IMGTYPE_EXPORT, 0,
mpi->w, mpi->h);
if (avpicture_deinterlace(&priv->pic, &lavc_picture,
priv->pix_fmt, priv->width, priv->height) < 0)
{
/* This should not happen -- see config() */
return;
}
dmpi->planes[0] = priv->pic.data[0];
dmpi->planes[1] = priv->pic.data[1];
dmpi->planes[2] = priv->pic.data[2];
dmpi->stride[0] = priv->pic.linesize[0];
dmpi->stride[1] = priv->pic.linesize[1];
dmpi->stride[2] = priv->pic.linesize[2];
vf_next_put_image(vf, dmpi);
}
static int
query_format (struct vf_instance_s* vf, unsigned int fmt)
{
if(imgfmt_to_pixfmt(fmt) == -1)
return 0;
return vf_next_query_format(vf,fmt);
}
static int
open (vf_instance_t *vf, char* args)
{
/* We don't have any args */
(void) args;
vf->config = config;
vf->put_image = put_image;
vf->query_format = query_format;
vf->uninit = uninit;
vf->priv = malloc(sizeof(struct vf_priv_s));
memset(vf->priv,0,sizeof(struct vf_priv_s));
/* This may not technically be necessary just for a deinterlace,
* but it seems like a good idea.
*/
if(!avcodec_inited)
{
avcodec_init();
avcodec_register_all();
avcodec_inited=1;
}
return 1;
}
vf_info_t vf_info_lavcdeint = {
"libavcodec's deinterlacing filter",
"lavcdeint",
"Joe Rabinoff",
"libavcodec's internal deinterlacer, in case you don't like "
"the builtin ones (invoked with -pp or -npp)",
open
};
//===========================================================================//
#endif /* USE_LIBAVCODEC */