diff options
Diffstat (limited to 'libmpcodecs/vd_hmblck.c')
| -rw-r--r-- | libmpcodecs/vd_hmblck.c | 151 |
1 files changed, 0 insertions, 151 deletions
diff --git a/libmpcodecs/vd_hmblck.c b/libmpcodecs/vd_hmblck.c deleted file mode 100644 index a9a871cae2..0000000000 --- a/libmpcodecs/vd_hmblck.c +++ /dev/null @@ -1,151 +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 "config.h" -#include "mp_msg.h" - -#include "vd_internal.h" - -static const vd_info_t info = { - "Hauppauge Macroblock/NV12/NV21 Decoder", - "hmblck", - "Alex <d18c7db@hotmail.com>, A'rpi, Alex Beregszaszi", - "Alex <d18c7db@hotmail.com>", - "uncompressed" -}; - -LIBVD_EXTERN(hmblck) - -static void de_macro_y(unsigned char* dst,unsigned char* src,int dstride,int w,int h){ - unsigned int y; - // descramble Y plane - for (y=0; y<h; y+=16) { - unsigned int x; - for (x=0; x<w; x+=16) { - unsigned int i; - for (i=0; i<16; i++) { - memcpy(dst + x + (y+i)*dstride, src, 16); - src+=16; - } - } - } -} - -static void de_macro_uv(unsigned char* dstu,unsigned char* dstv,unsigned char* src,int dstride,int w,int h){ - unsigned int y; - // descramble U/V plane - for (y=0; y<h; y+=16) { - unsigned int x; - for (x=0; x<w; x+=8) { - unsigned int i; - for (i=0; i<16; i++) { - int idx=x + (y+i)*dstride; - dstu[idx+0]=src[0]; dstv[idx+0]=src[1]; - dstu[idx+1]=src[2]; dstv[idx+1]=src[3]; - dstu[idx+2]=src[4]; dstv[idx+2]=src[5]; - dstu[idx+3]=src[6]; dstv[idx+3]=src[7]; - dstu[idx+4]=src[8]; dstv[idx+4]=src[9]; - dstu[idx+5]=src[10]; dstv[idx+5]=src[11]; - dstu[idx+6]=src[12]; dstv[idx+6]=src[13]; - dstu[idx+7]=src[14]; dstv[idx+7]=src[15]; - src+=16; - } - } - } -} - -/************************************************************************* - * convert a nv12 buffer to yv12 - */ -static int nv12_to_yv12(unsigned char *data, int len, mp_image_t* mpi, int swapped) { - unsigned int Y_size = mpi->width * mpi->height; - unsigned int UV_size = mpi->chroma_width * mpi->chroma_height; - unsigned int idx; - unsigned char *dst_Y = mpi->planes[0]; - unsigned char *dst_U = mpi->planes[1]; - unsigned char *dst_V = mpi->planes[2]; - unsigned char *src = data + Y_size; - - // sanity check raw stream - if ( (len != (Y_size + (UV_size<<1))) ) { - mp_msg(MSGT_DECVIDEO, MSGL_ERR, - "hmblck: Image size inconsistent with data size.\n"); - return 0; - } - if (mpi->num_planes != 3) { - mp_msg(MSGT_DECVIDEO,MSGL_ERR, - "hmblck: Incorrect number of image planes.\n"); - return 0; - } - - // luma data is easy, just copy it - memcpy(dst_Y, data, Y_size); - - // chroma data is interlaced UVUV... so deinterlace it - for(idx=0; idx<UV_size; idx++ ) { - *(dst_U + idx) = *(src + (idx<<1) + (swapped ? 1 : 0)); - *(dst_V + idx) = *(src + (idx<<1) + (swapped ? 0 : 1)); - } - return 1; -} - -/************************************************************************* - * set/get/query special features/parameters - */ -static int control(sh_video_t *sh,int cmd, void *arg,...){ - return CONTROL_UNKNOWN; -} -/************************************************************************* - * init driver - */ -static int init(sh_video_t *sh){ - return mpcodecs_config_vo(sh,sh->disp_w,sh->disp_h,sh->format); -} -/************************************************************************* - * uninit driver - */ -static void uninit(sh_video_t *sh){ -} -/************************************************************************* - * decode a frame - */ -static mp_image_t* decode(sh_video_t *sh,void* data,int len,int flags){ - mp_image_t* mpi; - - if(len<=0) return NULL; // skipped frame - - mpi=mpcodecs_get_image(sh, MP_IMGTYPE_TEMP, MP_IMGFLAG_ACCEPT_STRIDE, - sh->disp_w, sh->disp_h); - if(!mpi) return NULL; - - if(sh->format == IMGFMT_HM12) { - //if(!de_macro(sh, data, len, flags, mpi)) return NULL; - de_macro_y(mpi->planes[0],data,mpi->stride[0],mpi->w,mpi->h); - de_macro_uv(mpi->planes[1],mpi->planes[2], - (unsigned char *)data+mpi->w*mpi->h,mpi->stride[1], - mpi->w/2,mpi->h/2); - } else { - if(!nv12_to_yv12(data, len, mpi,(sh->format == IMGFMT_NV21))) return NULL; - } - - return mpi; -} -/*************************************************************************/ |