libavfilter/avfilter.c:492: error: Buffer Overrun L1
  Offset added: 1024 Size: 64 by call to `av_image_copy`.

libavfilter/avfilter.c:459:1: Parameter `frame->data[*]`
457. }
458. 
459. int ff_filter_frame(AVFilterLink *link, AVFrame *frame)
     ^
460. {
461.     int (*filter_frame)(AVFilterLink *, AVFrame *);

libavfilter/avfilter.c:492:13: Call
490.         switch (link->type) {
491.         case AVMEDIA_TYPE_VIDEO:
492.             av_image_copy(out->data, out->linesize, frame->data, frame->linesize,
                 ^
493.                           frame->format, frame->width, frame->height);
494.             break;

libavutil/imgutils.c:244:1: <Length trace>
242. }
243. 
244. void av_image_copy(uint8_t *dst_data[4], int dst_linesizes[4],
     ^
245.                    const uint8_t *src_data[4], const int src_linesizes[4],
246.                    enum AVPixelFormat pix_fmt, int width, int height)

libavutil/imgutils.c:244:1: Parameter `**src_data`
  242. }
  243. 
  244. void av_image_copy(uint8_t *dst_data[4], int dst_linesizes[4],
       ^
  245.                    const uint8_t *src_data[4], const int src_linesizes[4],
  246.                    enum AVPixelFormat pix_fmt, int width, int height)

libavutil/imgutils.c:259:9: Array access: Offset added: 1024 Size: 64 by call to `av_image_copy` 
  257.                             width, height);
  258.         /* copy the palette */
  259.         memcpy(dst_data[1], src_data[1], 4*256);
               ^
  260.     } else {
  261.         int i, planes_nb = 0;

void av_image_copy(uint8_t *dst_data[4], int dst_linesizes[4],
                   const uint8_t *src_data[4], const int src_linesizes[4],
                   enum AVPixelFormat pix_fmt, int width, int height)
{
    const AVPixFmtDescriptor *desc = av_pix_fmt_desc_get(pix_fmt);
    if (!desc || desc->flags & PIX_FMT_HWACCEL)
        return;
    if (desc->flags & PIX_FMT_PAL ||
        desc->flags & PIX_FMT_PSEUDOPAL) {
        av_image_copy_plane(dst_data[0], dst_linesizes[0],
                            src_data[0], src_linesizes[0],
                            width, height);
        memcpy(dst_data[1], src_data[1], 4*256);
    } else {
        int i, planes_nb = 0;
        for (i = 0; i < desc->nb_components; i++)
            planes_nb = FFMAX(planes_nb, desc->comp[i].plane + 1);
        for (i = 0; i < planes_nb; i++) {
            int h = height;
            int bwidth = av_image_get_linesize(pix_fmt, width, i);
            if (i == 1 || i == 2) {
                h= -((-height)>>desc->log2_chroma_h);
            }
            av_image_copy_plane(dst_data[i], dst_linesizes[i],
                                src_data[i], src_linesizes[i],
                                bwidth, h);
        }
    }
}
['int ff_filter_frame(AVFilterLink *link, AVFrame *frame)\n{\n    int (*filter_frame)(AVFilterLink *, AVFrame *);\n    AVFilterPad *dst = link->dstpad;\n    AVFrame *out;\n    FF_DPRINTF_START(NULL, filter_frame);\n    ff_dlog_link(NULL, link, 1);\n    if (!(filter_frame = dst->filter_frame))\n        filter_frame = default_filter_frame;\n    if (dst->needs_writable && !av_frame_is_writable(frame)) {\n        av_log(link->dst, AV_LOG_DEBUG, "Copying data in avfilter.\\n");\n        switch (link->type) {\n        case AVMEDIA_TYPE_VIDEO:\n            out = ff_get_video_buffer(link, link->w, link->h);\n            break;\n        case AVMEDIA_TYPE_AUDIO:\n            out = ff_get_audio_buffer(link, frame->nb_samples);\n            break;\n        default: return AVERROR(EINVAL);\n        }\n        if (!out) {\n            av_frame_free(&frame);\n            return AVERROR(ENOMEM);\n        }\n        av_frame_copy_props(out, frame);\n        switch (link->type) {\n        case AVMEDIA_TYPE_VIDEO:\n            av_image_copy(out->data, out->linesize, frame->data, frame->linesize,\n                          frame->format, frame->width, frame->height);\n            break;\n        case AVMEDIA_TYPE_AUDIO:\n            av_samples_copy(out->extended_data, frame->extended_data,\n                            0, 0, frame->nb_samples,\n                            av_get_channel_layout_nb_channels(frame->channel_layout),\n                            frame->format);\n            break;\n        default: return AVERROR(EINVAL);\n        }\n        av_frame_free(&frame);\n    } else\n        out = frame;\n    return filter_frame(link, out);\n}', 'void av_image_copy(uint8_t *dst_data[4], int dst_linesizes[4],\n                   const uint8_t *src_data[4], const int src_linesizes[4],\n                   enum AVPixelFormat pix_fmt, int width, int height)\n{\n    const AVPixFmtDescriptor *desc = av_pix_fmt_desc_get(pix_fmt);\n    if (!desc || desc->flags & PIX_FMT_HWACCEL)\n        return;\n    if (desc->flags & PIX_FMT_PAL ||\n        desc->flags & PIX_FMT_PSEUDOPAL) {\n        av_image_copy_plane(dst_data[0], dst_linesizes[0],\n                            src_data[0], src_linesizes[0],\n                            width, height);\n        memcpy(dst_data[1], src_data[1], 4*256);\n    } else {\n        int i, planes_nb = 0;\n        for (i = 0; i < desc->nb_components; i++)\n            planes_nb = FFMAX(planes_nb, desc->comp[i].plane + 1);\n        for (i = 0; i < planes_nb; i++) {\n            int h = height;\n            int bwidth = av_image_get_linesize(pix_fmt, width, i);\n            if (i == 1 || i == 2) {\n                h= -((-height)>>desc->log2_chroma_h);\n            }\n            av_image_copy_plane(dst_data[i], dst_linesizes[i],\n                                src_data[i], src_linesizes[i],\n                                bwidth, h);\n        }\n    }\n}']