LCOV - code coverage report
Current view: top level - libavfilter - vf_setparams.c (source / functions) Hit Total Coverage
Test: coverage.info Lines: 0 6 0.0 %
Date: 2017-12-14 08:27:08 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/pixfmt.h"
      20             : #include "libavutil/opt.h"
      21             : #include "avfilter.h"
      22             : #include "internal.h"
      23             : #include "video.h"
      24             : 
      25             : typedef struct SetParamsContext {
      26             :     const AVClass *class;
      27             :     int color_range;
      28             : } SetParamsContext;
      29             : 
      30             : #define OFFSET(x) offsetof(SetParamsContext, x)
      31             : #define FLAGS AV_OPT_FLAG_FILTERING_PARAM|AV_OPT_FLAG_VIDEO_PARAM
      32             : 
      33             : static const AVOption setrange_options[] = {
      34             :     {"range", "select color range", OFFSET(color_range), AV_OPT_TYPE_INT, {.i64=-1},-1, AVCOL_RANGE_NB-1, FLAGS, "range"},
      35             :     {"auto",  "keep the same color range",   0, AV_OPT_TYPE_CONST, {.i64=-1},                       0, 0, FLAGS, "range"},
      36             :     {"unspecified",                  NULL,   0, AV_OPT_TYPE_CONST, {.i64=AVCOL_RANGE_UNSPECIFIED},  0, 0, FLAGS, "range"},
      37             :     {"unknown",                      NULL,   0, AV_OPT_TYPE_CONST, {.i64=AVCOL_RANGE_UNSPECIFIED},  0, 0, FLAGS, "range"},
      38             :     {"limited",                      NULL,   0, AV_OPT_TYPE_CONST, {.i64=AVCOL_RANGE_MPEG},         0, 0, FLAGS, "range"},
      39             :     {"tv",                           NULL,   0, AV_OPT_TYPE_CONST, {.i64=AVCOL_RANGE_MPEG},         0, 0, FLAGS, "range"},
      40             :     {"mpeg",                         NULL,   0, AV_OPT_TYPE_CONST, {.i64=AVCOL_RANGE_MPEG},         0, 0, FLAGS, "range"},
      41             :     {"full",                         NULL,   0, AV_OPT_TYPE_CONST, {.i64=AVCOL_RANGE_JPEG},         0, 0, FLAGS, "range"},
      42             :     {"pc",                           NULL,   0, AV_OPT_TYPE_CONST, {.i64=AVCOL_RANGE_JPEG},         0, 0, FLAGS, "range"},
      43             :     {"jpeg",                         NULL,   0, AV_OPT_TYPE_CONST, {.i64=AVCOL_RANGE_JPEG},         0, 0, FLAGS, "range"},
      44             :     {NULL}
      45             : };
      46             : 
      47             : AVFILTER_DEFINE_CLASS(setrange);
      48             : 
      49           0 : static int filter_frame(AVFilterLink *inlink, AVFrame *frame)
      50             : {
      51           0 :     AVFilterContext *ctx = inlink->dst;
      52           0 :     SetParamsContext *s = ctx->priv;
      53             : 
      54           0 :     if (s->color_range >= 0)
      55           0 :         frame->color_range = s->color_range;
      56           0 :     return ff_filter_frame(ctx->outputs[0], frame);
      57             : }
      58             : 
      59             : static const AVFilterPad inputs[] = {
      60             :     {
      61             :         .name         = "default",
      62             :         .type         = AVMEDIA_TYPE_VIDEO,
      63             :         .filter_frame = filter_frame,
      64             :     },
      65             :     { NULL }
      66             : };
      67             : 
      68             : static const AVFilterPad outputs[] = {
      69             :     {
      70             :         .name = "default",
      71             :         .type = AVMEDIA_TYPE_VIDEO,
      72             :     },
      73             :     { NULL }
      74             : };
      75             : 
      76             : AVFilter ff_vf_setrange = {
      77             :     .name        = "setrange",
      78             :     .description = NULL_IF_CONFIG_SMALL("Force color range for the output video frame."),
      79             :     .priv_size   = sizeof(SetParamsContext),
      80             :     .priv_class  = &setrange_class,
      81             :     .inputs      = inputs,
      82             :     .outputs     = outputs,
      83             : };

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