mirror of https://github.com/mpv-player/mpv
68 lines
1.4 KiB
C
68 lines
1.4 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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"Apple Graphics (SMC) decoder",
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"qtsmc",
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"A'rpi",
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"Mike Melanson",
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"native codec"
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};
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LIBVD_EXTERN(qtsmc)
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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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int qt_init_decode_smc(void);
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// init driver
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static int init(sh_video_t *sh){
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if (qt_init_decode_smc() != 0){
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mp_msg(MSGT_DECVIDEO, MSGL_ERR, "SMC decoder could not allocate enough memory");
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return 0;
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}
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return mpcodecs_config_vo(sh,sh->disp_w,sh->disp_h,IMGFMT_BGR24);
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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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}
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//mp_image_t* mpcodecs_get_image(sh_video_t *sh, int mp_imgtype, int mp_imgflag, int w, int h);
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void qt_decode_smc(
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unsigned char *encoded,
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int encoded_size,
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unsigned char *decoded,
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int width,
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int height,
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unsigned char *palette_map,
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int bytes_per_pixel);
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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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if(len<=0) return NULL; // skipped frame
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mpi=mpcodecs_get_image(sh, MP_IMGTYPE_STATIC, 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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qt_decode_smc(
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data,len, mpi->planes[0],
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sh->disp_w, sh->disp_h,
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(unsigned char *)sh->bih+40,
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mpi->bpp/8);
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return mpi;
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}
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