Revision 4055438b libavfilter/vsrc_buffer.c

View differences:

libavfilter/vsrc_buffer.c
35 35 
    AVRational        pixel_aspect;
36 36 
} BufferSourceContext;
37 37 

  		




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int av_vsrc_buffer_add_frame(AVFilterContext *buffer_filter, AVFrame *frame,


  		




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                             int64_t pts, AVRational pixel_aspect)


  		




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{


  		




  ......




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{


  		




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    BufferSourceContext *c = ctx->priv;


  		




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    if(args && sscanf(args, "%d:%d:%d", &c->w, &c->h, &c->pix_fmt) == 3)


  		




  
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    if (args && sscanf(args, "%d:%d:%d", &c->w, &c->h, &c->pix_fmt) == 3)


  		




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        return 0;


  		




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    av_log(ctx, AV_LOG_ERROR, "init() expected 3 arguments:'%s'\n", args);


  		




  ......




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    return 0;


  		




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}


  		




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static int request_frame(AVFilterLink *link)


  		




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{


  		




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    BufferSourceContext *c = link->src->priv;


  		




  ......




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    av_picture_copy((AVPicture *)&picref->data, (AVPicture *)&c->frame,


  		




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                    picref->pic->format, link->w, link->h);


  		




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    picref->pts = c->pts;


  		




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    picref->pixel_aspect = c->pixel_aspect;


  		




  
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    picref->pts             = c->pts;


  		




  
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    picref->pixel_aspect    = c->pixel_aspect;


  		




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    picref->interlaced      = c->frame.interlaced_frame;


  		




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    picref->top_field_first = c->frame.top_field_first;


  		




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    avfilter_start_frame(link, avfilter_ref_pic(picref, ~0));


  		




  ......




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    return !!(c->has_frame);


  		




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}


  		




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AVFilter avfilter_vsrc_buffer =


  		




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{


  		




  
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AVFilter avfilter_vsrc_buffer = {


  		




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    .name      = "buffer",


  		




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    .priv_size = sizeof(BufferSourceContext),


  		




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    .query_formats = query_formats,


  		












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