LCOV - code coverage report
Current view: top level - libavfilter - lswsutils.c (source / functions) Hit Total Coverage
Test: coverage.info Lines: 0 13 0.0 %
Date: 2017-12-13 10:57:33 Functions: 0 1 0.0 %

          Line data    Source code
       1             : /*
       2             :  * This file is part of FFmpeg.
       3             :  *
       4             :  * FFmpeg is free software; you can redistribute it and/or
       5             :  * modify it under the terms of the GNU Lesser General Public
       6             :  * License as published by the Free Software Foundation; either
       7             :  * version 2.1 of the License, or (at your option) any later version.
       8             :  *
       9             :  * FFmpeg is distributed in the hope that it will be useful,
      10             :  * but WITHOUT ANY WARRANTY; without even the implied warranty of
      11             :  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
      12             :  * Lesser General Public License for more details.
      13             :  *
      14             :  * You should have received a copy of the GNU Lesser General Public
      15             :  * License along with FFmpeg; if not, write to the Free Software
      16             :  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
      17             :  */
      18             : 
      19             : #include "libavutil/imgutils.h"
      20             : #include "lswsutils.h"
      21             : 
      22           0 : int ff_scale_image(uint8_t *dst_data[4], int dst_linesize[4],
      23             :                    int dst_w, int dst_h, enum AVPixelFormat dst_pix_fmt,
      24             :                    uint8_t * const src_data[4], int src_linesize[4],
      25             :                    int src_w, int src_h, enum AVPixelFormat src_pix_fmt,
      26             :                    void *log_ctx)
      27             : {
      28             :     int ret;
      29           0 :     struct SwsContext *sws_ctx = sws_getContext(src_w, src_h, src_pix_fmt,
      30             :                                                 dst_w, dst_h, dst_pix_fmt,
      31             :                                                 0, NULL, NULL, NULL);
      32           0 :     if (!sws_ctx) {
      33           0 :         av_log(log_ctx, AV_LOG_ERROR,
      34             :                "Impossible to create scale context for the conversion "
      35             :                "fmt:%s s:%dx%d -> fmt:%s s:%dx%d\n",
      36             :                av_get_pix_fmt_name(src_pix_fmt), src_w, src_h,
      37             :                av_get_pix_fmt_name(dst_pix_fmt), dst_w, dst_h);
      38           0 :         ret = AVERROR(EINVAL);
      39           0 :         goto end;
      40             :     }
      41             : 
      42           0 :     if ((ret = av_image_alloc(dst_data, dst_linesize, dst_w, dst_h, dst_pix_fmt, 16)) < 0)
      43           0 :         goto end;
      44           0 :     ret = 0;
      45           0 :     sws_scale(sws_ctx, (const uint8_t * const*)src_data, src_linesize, 0, src_h, dst_data, dst_linesize);
      46             : 
      47           0 : end:
      48           0 :     sws_freeContext(sws_ctx);
      49           0 :     return ret;
      50             : }

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