mirror of https://github.com/mpv-player/mpv
81 lines
1.6 KiB
C
81 lines
1.6 KiB
C
#include <stdio.h>
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#include <stdlib.h>
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#include "config.h"
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#include "mp_msg.h"
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#include "vd_internal.h"
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static vd_info_t info = {
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"SVQ1 (Sorenson v1) Video decoder",
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"svq1",
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VFM_SVQ1,
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"A'rpi",
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"XINE team",
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"native codec"
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};
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LIBVD_EXTERN(svq1)
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#include "native/svq1.h"
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// to set/get/query special features/parameters
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static int control(sh_video_t *sh,int cmd,void* arg,...){
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return CONTROL_UNKNOWN;
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}
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extern int avcodec_inited;
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// init driver
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static int init(sh_video_t *sh){
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#ifdef USE_LIBAVCODEC
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if(!avcodec_inited){
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avcodec_init();
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avcodec_register_all();
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avcodec_inited=1;
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}
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#endif
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if(!mpcodecs_config_vo(sh,sh->disp_w,sh->disp_h,IMGFMT_YVU9)) return 0;
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sh->context=malloc(sizeof(svq1_t));
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memset(sh->context,0,sizeof(svq1_t));
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return 1;
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}
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// uninit driver
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static void uninit(sh_video_t *sh){
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svq1_free(sh->context);
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sh->context=NULL;
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}
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// decode a frame
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static mp_image_t* decode(sh_video_t *sh,void* data,int len,int flags){
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mp_image_t* mpi;
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svq1_t* svq1=sh->context;
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int ret;
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if(len<=0) return NULL; // skipped frame
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ret=svq1_decode_frame(svq1,data,len);
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if (ret != 0)
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return NULL;
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mpi=mpcodecs_get_image(sh, MP_IMGTYPE_EXPORT, MP_IMGFLAG_PRESERVE,
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sh->disp_w, sh->disp_h);
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if(!mpi) return NULL;
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mp_msg(MSGT_DECVIDEO,MSGL_DBG2,"SVQ1: ret=%d wh=%dx%d p=%p \n",ret,svq1->width,svq1->height,svq1->current);
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mpi->planes[0]=svq1->base[0];
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mpi->planes[1]=svq1->base[1];
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mpi->planes[2]=svq1->base[2];
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mpi->stride[0]=svq1->luma_width;
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mpi->stride[1]=mpi->stride[2]=svq1->chroma_width;
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return mpi;
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}
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