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direct rendering method 1 (disabled currently as its not bugfree / finished yet, just set dr1=1 if u want to try it) 

git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@6734 b3059339-0415-0410-9bf9-f77b7e298cf2
This commit is contained in:
michael 2002-07-14 19:44:40 +00:00
parent c8c834ce46
commit f6cd989fa3
1 changed files with 99 additions and 36 deletions
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135
libmpcodecs/vd_ffmpeg.c
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@ -199,38 +199,10 @@ static void draw_slice(struct AVCodecContext *s,
}
// decode a frame
static mp_image_t* decode(sh_video_t *sh,void* data,int len,int flags){
int got_picture=0;
int ret;
AVPicture lavc_picture;
static int init_vo(sh_video_t *sh){
vd_ffmpeg_ctx *ctx = sh->context;
AVCodecContext *avctx = ctx->avctx;
mp_image_t* mpi=NULL;
if(len<=0) return NULL; // skipped frame
avctx->draw_horiz_band=NULL;
if(ctx->vo_inited && !ctx->convert && !(flags&3)){
mpi=mpcodecs_get_image(sh, MP_IMGTYPE_EXPORT, MP_IMGFLAG_PRESERVE |
(ctx->do_slices?MP_IMGFLAG_DRAW_CALLBACK:0),
sh->disp_w, sh->disp_h);
if(mpi && mpi->flags&MP_IMGFLAG_DRAW_CALLBACK){
// vd core likes slices!
avctx->draw_horiz_band=draw_slice;
avctx->opaque=sh;
}
}
#if LIBAVCODEC_BUILD > 4603
avctx->hurry_up=(flags&3)?((flags&2)?2:1):0;
#endif
ret = avcodec_decode_video(avctx, &lavc_picture,
&got_picture, data, len);
if(ret<0) mp_msg(MSGT_DECVIDEO,MSGL_WARN, "Error while decoding frame!\n");
if(!got_picture) return NULL; // skipped image
if (avctx->aspect_ratio_info != ctx->last_aspect ||
avctx->width != sh->disp_w ||
avctx->height != sh->disp_h ||
@ -260,10 +232,99 @@ static mp_image_t* decode(sh_video_t *sh,void* data,int len,int flags){
#endif
if (!mpcodecs_config_vo(sh,sh->disp_w,sh->disp_h,
ctx->yuy2_support ? IMGFMT_YUY2 : IMGFMT_YV12))
return NULL;
return -1;
ctx->convert=(sh->codec->outfmt[sh->outfmtidx]==IMGFMT_YUY2);
}
return 0;
}
#if LIBAVCODEC_BUILD > 4615
static void get_buffer(struct AVCodecContext *avctx, int width, int height, int pict_type){
sh_video_t * sh = avctx->opaque;
mp_image_t* mpi=NULL;
// int flags= MP_IMGFLAG_ALIGNED_STRIDE;
int flags= MP_IMGFLAG_ACCEPT_STRIDE;
if(init_vo(sh)<0){
printf("init_vo failed\n");
return;
}
if(pict_type==B_TYPE)
flags|= 0; //FIXME slice, framedrop?
else
flags|= MP_IMGFLAG_PRESERVE|MP_IMGFLAG_READABLE;
mpi= mpcodecs_get_image(sh,MP_IMGTYPE_IPB, flags,
// MN: arpi, is the next line ok? (i doubt it), its needed for height%16!=0 files
(width+15)&(~15), (height+15)&(~15));
// ok, lets see what did we get:
if( mpi->flags&MP_IMGFLAG_DRAW_CALLBACK &&
!(mpi->flags&MP_IMGFLAG_DIRECT)){
// nice, filter/vo likes draw_callback :)
avctx->draw_horiz_band= draw_slice;
} else
avctx->draw_horiz_band= NULL;
avctx->dr_buffer[0]= mpi->planes[0];
avctx->dr_buffer[1]= mpi->planes[1];
avctx->dr_buffer[2]= mpi->planes[2];
avctx->dr_stride = mpi->stride[0]; //FIXME check if it didnt change & check uv strides
avctx->dr_opaque_frame = mpi;
// printf("get_buffer: %X %d %d %d %d\n", (int)avctx->dr_buffer[0], width, height, avctx->width, avctx->height);
}
#endif
// decode a frame
static mp_image_t* decode(sh_video_t *sh,void* data,int len,int flags){
int got_picture=0;
int ret;
AVPicture lavc_picture;
vd_ffmpeg_ctx *ctx = sh->context;
AVCodecContext *avctx = ctx->avctx;
mp_image_t* mpi=NULL;
int dr1=0;
//FIXME check if lavc codec supports dr1
if(len<=0) return NULL; // skipped frame
avctx->draw_horiz_band=NULL;
avctx->opaque=sh;
if(ctx->vo_inited && !ctx->convert && !(flags&3) && !dr1){
mpi=mpcodecs_get_image(sh, MP_IMGTYPE_EXPORT, MP_IMGFLAG_PRESERVE |
(ctx->do_slices?MP_IMGFLAG_DRAW_CALLBACK:0),
sh->disp_w, sh->disp_h);
if(mpi && mpi->flags&MP_IMGFLAG_DRAW_CALLBACK){
// vd core likes slices!
avctx->draw_horiz_band=draw_slice;
}
}
#if LIBAVCODEC_BUILD > 4615
if(dr1){
avctx->flags|= CODEC_FLAG_EMU_EDGE | CODEC_FLAG_DR1;
avctx->get_buffer_callback= get_buffer;
}
#endif
#if LIBAVCODEC_BUILD > 4603
avctx->hurry_up=(flags&3)?((flags&2)?2:1):0;
#endif
ret = avcodec_decode_video(avctx, &lavc_picture,
&got_picture, data, len);
if(ret<0) mp_msg(MSGT_DECVIDEO,MSGL_WARN, "Error while decoding frame!\n");
if(!got_picture) return NULL; // skipped image
if(init_vo(sh)<0) return NULL;
#if LIBAVCODEC_BUILD > 4615
if(dr1 && avctx->dr_opaque_frame){
mpi= (mp_image_t*)avctx->dr_opaque_frame;
}
#endif
if(!mpi && ctx->convert){
// do yuv422p -> yuy2 conversion:
mpi=mpcodecs_get_image(sh, MP_IMGTYPE_TEMP, MP_IMGFLAG_ACCEPT_STRIDE,
@ -283,12 +344,14 @@ static mp_image_t* decode(sh_video_t *sh,void* data,int len,int flags){
return NULL;
}
mpi->planes[0]=lavc_picture.data[0];
mpi->planes[1]=lavc_picture.data[1];
mpi->planes[2]=lavc_picture.data[2];
mpi->stride[0]=lavc_picture.linesize[0];
mpi->stride[1]=lavc_picture.linesize[1];
mpi->stride[2]=lavc_picture.linesize[2];
if(!dr1){
mpi->planes[0]=lavc_picture.data[0];
mpi->planes[1]=lavc_picture.data[1];
mpi->planes[2]=lavc_picture.data[2];
mpi->stride[0]=lavc_picture.linesize[0];
mpi->stride[1]=lavc_picture.linesize[1];
mpi->stride[2]=lavc_picture.linesize[2];
}
if(avctx->pix_fmt==PIX_FMT_YUV422P){
// we have 422p but user wants yv12 (420p)