LCOV - code coverage report
Current view: top level - libavcodec - fdctdsp.c (source / functions) Hit Total Coverage
Test: coverage.info Lines: 13 15 86.7 %
Date: 2017-12-17 23:02:56 Functions: 1 1 100.0 %

          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/attributes.h"
      20             : #include "avcodec.h"
      21             : #include "dct.h"
      22             : #include "faandct.h"
      23             : #include "fdctdsp.h"
      24             : #include "config.h"
      25             : 
      26         286 : av_cold void ff_fdctdsp_init(FDCTDSPContext *c, AVCodecContext *avctx)
      27             : {
      28         286 :     const unsigned high_bit_depth = avctx->bits_per_raw_sample > 8;
      29             : 
      30         286 :     if (avctx->bits_per_raw_sample == 10 || avctx->bits_per_raw_sample == 9) {
      31          15 :         c->fdct    = ff_jpeg_fdct_islow_10;
      32          15 :         c->fdct248 = ff_fdct248_islow_10;
      33         271 :     } else if (avctx->dct_algo == FF_DCT_FASTINT) {
      34         257 :         c->fdct    = ff_fdct_ifast;
      35         257 :         c->fdct248 = ff_fdct_ifast248;
      36             : #if CONFIG_FAANDCT
      37          14 :     } else if (avctx->dct_algo == FF_DCT_FAAN) {
      38           0 :         c->fdct    = ff_faandct;
      39           0 :         c->fdct248 = ff_faandct248;
      40             : #endif /* CONFIG_FAANDCT */
      41             :     } else {
      42          14 :         c->fdct    = ff_jpeg_fdct_islow_8; // slow/accurate/default
      43          14 :         c->fdct248 = ff_fdct248_islow_8;
      44             :     }
      45             : 
      46             :     if (ARCH_PPC)
      47             :         ff_fdctdsp_init_ppc(c, avctx, high_bit_depth);
      48             :     if (ARCH_X86)
      49         286 :         ff_fdctdsp_init_x86(c, avctx, high_bit_depth);
      50         286 : }

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