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/*
* 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 "config.h"
#include "mp_msg.h"
#include "m_option.h"
#include "codec-cfg.h"
#include "stream/stream.h"
#include "libmpdemux/demuxer.h"
#include "libmpdemux/stheader.h"
#include "stream/stream.h"
#include "libmpdemux/muxer.h"
#include "img_format.h"
#include "mp_image.h"
#include "vf.h"
#include "libavutil/intreadwrite.h"
#include <lzo/lzo1x.h>
#include "native/rtjpegn.h"
#define LZO_AL(size) (((size) + (sizeof(long) - 1)) / sizeof(long))
#define LZO_OUT_LEN(in) ((in) + (in) / 64 + 16 + 3)
//===========================================================================//
struct vf_priv_s {
int raw; // Do not use RTjpeg
int lzo; // Use lzo
unsigned int l,c,q; // Mjpeg param
muxer_stream_t* mux;
uint8_t* buffer;
int buf_size;
int tbl_wrote;
lzo_byte *zbuffer;
long __LZO_MMODEL *zmem;
};
#define mux_v (vf->priv->mux)
struct vf_priv_s nuv_priv_dflt = {
0, // raw
1, // lzo
1,1, // l,c
255, // q
NULL,
NULL,
0,0,
NULL,NULL
};
const m_option_t nuvopts_conf[] = {
{"raw", &nuv_priv_dflt.raw, CONF_TYPE_FLAG, 0, 0, 1, NULL},
{"rtjpeg", &nuv_priv_dflt.raw, CONF_TYPE_FLAG, 0, 1, 0, NULL},
{"lzo", &nuv_priv_dflt.lzo, CONF_TYPE_FLAG, 0, 0, 1, NULL},
{"nolzo", &nuv_priv_dflt.lzo, CONF_TYPE_FLAG, 0, 1, 0, NULL},
{"q", &nuv_priv_dflt.q, CONF_TYPE_INT, M_OPT_RANGE,3,255, NULL},
{"l", &nuv_priv_dflt.l, CONF_TYPE_INT, M_OPT_RANGE,0,20, NULL},
{"c", &nuv_priv_dflt.c, CONF_TYPE_INT, M_OPT_RANGE,0,20, NULL},
{NULL, NULL, 0, 0, 0, 0, NULL}
};
//===========================================================================//
#define COMPDATASIZE (128*4)
#define FRAMEHEADERSIZE 12
static int config(struct vf_instance *vf,
int width, int height, int d_width, int d_height,
unsigned int flags, unsigned int outfmt){
// We need a buffer wich can holda header and a whole YV12 picture
// or a RTJpeg table
vf->priv->buf_size = width*height*3/2+FRAMEHEADERSIZE;
if(vf->priv->buf_size < COMPDATASIZE + FRAMEHEADERSIZE)
vf->priv->buf_size = COMPDATASIZE + FRAMEHEADERSIZE;
mux_v->bih->biWidth=width;
mux_v->bih->biHeight=height;
mux_v->bih->biSizeImage=mux_v->bih->biWidth*mux_v->bih->biHeight*(mux_v->bih->biBitCount/8);
mux_v->aspect = (float)d_width/d_height;
vf->priv->buffer = realloc(vf->priv->buffer,vf->priv->buf_size);
if (vf->priv->lzo)
vf->priv->zbuffer = realloc(vf->priv->zbuffer, FRAMEHEADERSIZE + LZO_OUT_LEN(vf->priv->buf_size));
vf->priv->tbl_wrote = 0;
return 1;
}
static int control(struct vf_instance *vf, int request, void* data){
return CONTROL_UNKNOWN;
}
static int query_format(struct vf_instance *vf, unsigned int fmt){
if(fmt==IMGFMT_I420) return VFCAP_CSP_SUPPORTED | VFCAP_CSP_SUPPORTED_BY_HW;
return 0;
}
static int put_image(struct vf_instance *vf, mp_image_t *mpi, double pts){
uint8_t *header = vf->priv->buffer;
uint8_t* data = vf->priv->buffer + FRAMEHEADERSIZE;
uint8_t* zdata = vf->priv->zbuffer + FRAMEHEADERSIZE;
int len = 0, r;
size_t zlen = 0;
memset(header, 0, FRAMEHEADERSIZE); // Reset the header
if(vf->priv->lzo)
memset(vf->priv->zbuffer,0,FRAMEHEADERSIZE);
// This has to be don here otherwise tv with sound doesn't work
if(!vf->priv->tbl_wrote) {
RTjpeg_init_compress((uint32_t *)data,mpi->width,mpi->height,vf->priv->q);
RTjpeg_init_mcompress();
header[0] = 'D'; // frametype: compressor data
header[1] = 'R'; // comptype: compressor data for RTjpeg
AV_WL32(header + 8, COMPDATASIZE); // packetlength
mux_v->buffer=vf->priv->buffer;
muxer_write_chunk(mux_v,FRAMEHEADERSIZE + COMPDATASIZE, 0x10, MP_NOPTS_VALUE, MP_NOPTS_VALUE);
vf->priv->tbl_wrote = 1;
memset(header, 0, FRAMEHEADERSIZE); // Reset the header
}
// Raw picture
if(vf->priv->raw) {
len = mpi->width*mpi->height*3/2;
// Try lzo ???
if(vf->priv->lzo) {
r = lzo1x_1_compress(mpi->planes[0],len,
zdata,&zlen,vf->priv->zmem);
if(r != LZO_E_OK) {
mp_msg(MSGT_VFILTER,MSGL_ERR,"LZO compress error\n");
zlen = 0;
}
}
if(zlen <= 0 || zlen > len) {
memcpy(data,mpi->planes[0],len);
header[1] = '0'; // comptype: uncompressed
} else { // Use lzo only if it's littler
header = vf->priv->zbuffer;
header[1] = '3'; //comptype: lzo
len = zlen;
}
} else { // RTjpeg compression
len = RTjpeg_mcompressYUV420(data,mpi->planes[0],vf->priv->l,
vf->priv->c);
if(len <= 0) {
mp_msg(MSGT_VFILTER,MSGL_ERR,"RTjpeg_mcompressYUV420 error (%d)\n",len);
return 0;
}
if(vf->priv->lzo) {
r = lzo1x_1_compress(data,len,zdata,&zlen,vf->priv->zmem);
if(r != LZO_E_OK) {
mp_msg(MSGT_VFILTER,MSGL_ERR,"LZO compress error\n");
zlen = 0;
}
}
if(zlen <= 0 || zlen > len)
header[1] = '1'; // comptype: RTjpeg
else {
header = vf->priv->zbuffer;
header[1] = '2'; // comptype: RTjpeg + LZO
len = zlen;
}
}
header[0] = 'V'; // frametype: video frame
AV_WL32(header + 8, len); // packetlength
mux_v->buffer = header;
muxer_write_chunk(mux_v, len + FRAMEHEADERSIZE, 0x10, pts, pts);
return 1;
}
static void uninit(struct vf_instance *vf) {
if(vf->priv->buffer)
free(vf->priv->buffer);
if(vf->priv->zbuffer)
free(vf->priv->zbuffer);
if(vf->priv->zmem)
free(vf->priv->zmem);
}
//===========================================================================//
static int vf_open(vf_instance_t *vf, char* args){
vf->config=config;
vf->default_caps=VFCAP_CONSTANT;
vf->control=control;
vf->query_format=query_format;
vf->put_image=put_image;
vf->uninit = uninit;
vf->priv=malloc(sizeof(struct vf_priv_s));
memcpy(vf->priv, &nuv_priv_dflt,sizeof(struct vf_priv_s));
vf->priv->mux=(muxer_stream_t*)args;
mux_v->bih=calloc(1, sizeof(BITMAPINFOHEADER));
mux_v->bih->biSize=sizeof(BITMAPINFOHEADER);
mux_v->bih->biWidth=0;
mux_v->bih->biHeight=0;
mux_v->bih->biPlanes=1;
mux_v->bih->biBitCount=12;
mux_v->bih->biCompression = mmioFOURCC('N','U','V','1');
if(vf->priv->lzo) {
if(lzo_init() != LZO_E_OK) {
mp_msg(MSGT_VFILTER,MSGL_WARN,"LZO init failed: no lzo compression\n");
vf->priv->lzo = 0;
} else
vf->priv->zmem = malloc(sizeof(long)*LZO_AL(LZO1X_1_MEM_COMPRESS));
}
return 1;
}
vf_info_t ve_info_nuv = {
"nuv encoder",
"nuv",
"Albeu",
"for internal use by mencoder",
vf_open
};
//===========================================================================//
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