GCC Code Coverage Report
Directory: ../../../ffmpeg/ Exec Total Coverage
File: src/libavfilter/tests/filtfmts.c Lines: 35 51 68.6 %
Date: 2020-09-25 23:16:12 Branches: 26 50 52.0 %

Line Branch Exec Source
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/*
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 * Copyright (c) 2009 Stefano Sabatini
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 *
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 * This file is part of FFmpeg.
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 *
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 * FFmpeg is free software; you can redistribute it and/or
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 * modify it under the terms of the GNU Lesser General Public
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 * License as published by the Free Software Foundation; either
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 * version 2.1 of the License, or (at your option) any later version.
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 *
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 * FFmpeg is distributed in the hope that it will be useful,
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 * but WITHOUT ANY WARRANTY; without even the implied warranty of
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 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
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 * Lesser General Public License for more details.
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 *
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 * You should have received a copy of the GNU Lesser General Public
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 * License along with FFmpeg; if not, write to the Free Software
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 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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 */
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#include <stdio.h>
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#include "libavutil/channel_layout.h"
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#include "libavutil/mem.h"
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#include "libavutil/pixdesc.h"
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#include "libavutil/samplefmt.h"
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#define FF_INTERNAL_FIELDS 1
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#include "libavfilter/framequeue.h"
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#include "libavfilter/avfilter.h"
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#include "libavfilter/formats.h"
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#include "libavfilter/internal.h"
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static void print_formats(AVFilterContext *filter_ctx)
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{
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    int i, j;
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#define PRINT_FMTS(inout, outin, INOUT)                                 \
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    for (i = 0; i < filter_ctx->nb_##inout##puts; i++) {                     \
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        if (filter_ctx->inout##puts[i]->type == AVMEDIA_TYPE_VIDEO) {   \
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            AVFilterFormats *fmts =                                     \
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                filter_ctx->inout##puts[i]->outin##cfg.formats;            \
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            for (j = 0; j < fmts->nb_formats; j++)                    \
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                if(av_get_pix_fmt_name(fmts->formats[j]))               \
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                printf(#INOUT "PUT[%d] %s: fmt:%s\n",                   \
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                       i, avfilter_pad_get_name(filter_ctx->inout##put_pads, i),      \
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                       av_get_pix_fmt_name(fmts->formats[j]));          \
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        } else if (filter_ctx->inout##puts[i]->type == AVMEDIA_TYPE_AUDIO) { \
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            AVFilterFormats *fmts;                                      \
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            AVFilterChannelLayouts *layouts;                            \
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                                                                        \
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            fmts = filter_ctx->inout##puts[i]->outin##cfg.formats;         \
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            for (j = 0; j < fmts->nb_formats; j++)                    \
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                printf(#INOUT "PUT[%d] %s: fmt:%s\n",                   \
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                       i, avfilter_pad_get_name(filter_ctx->inout##put_pads, i),      \
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                       av_get_sample_fmt_name(fmts->formats[j]));       \
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                                                                        \
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            layouts = filter_ctx->inout##puts[i]->outin##cfg.channel_layouts; \
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            for (j = 0; j < layouts->nb_channel_layouts; j++) {                  \
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                char buf[256];                                          \
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                av_get_channel_layout_string(buf, sizeof(buf), -1,      \
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                                             layouts->channel_layouts[j]);         \
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                printf(#INOUT "PUT[%d] %s: chlayout:%s\n",              \
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                       i, avfilter_pad_get_name(filter_ctx->inout##put_pads, i), buf); \
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            }                                                           \
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        }                                                               \
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    }                                                                   \
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9898
    PRINT_FMTS(in,  out, IN);
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9403
    PRINT_FMTS(out, in,  OUT);
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}
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int main(int argc, char **argv)
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{
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    const AVFilter *filter;
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    AVFilterContext *filter_ctx;
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    AVFilterGraph *graph_ctx;
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    const char *filter_name;
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    const char *filter_args = NULL;
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    int i;
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    int ret = 0;
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    av_log_set_level(AV_LOG_DEBUG);
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    if (argc < 2) {
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        fprintf(stderr, "Missing filter name as argument\n");
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        return 1;
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    }
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    filter_name = argv[1];
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    if (argc > 2)
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        filter_args = argv[2];
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    /* allocate graph */
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    graph_ctx = avfilter_graph_alloc();
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    if (!graph_ctx)
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        return 1;
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    /* get a corresponding filter and open it */
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    if (!(filter = avfilter_get_by_name(filter_name))) {
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        fprintf(stderr, "Unrecognized filter with name '%s'\n", filter_name);
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        return 1;
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    }
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    /* open filter and add it to the graph */
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    if (!(filter_ctx = avfilter_graph_alloc_filter(graph_ctx, filter, filter_name))) {
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        fprintf(stderr, "Impossible to open filter with name '%s'\n",
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                filter_name);
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        return 1;
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    }
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    if (avfilter_init_str(filter_ctx, filter_args) < 0) {
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        fprintf(stderr, "Impossible to init filter '%s' with arguments '%s'\n",
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                filter_name, filter_args);
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        return 1;
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    }
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    /* create a link for each of the input pads */
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    for (i = 0; i < filter_ctx->nb_inputs; i++) {
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        AVFilterLink *link = av_mallocz(sizeof(AVFilterLink));
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        if (!link) {
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            fprintf(stderr, "Unable to allocate memory for filter input link\n");
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            ret = 1;
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            goto fail;
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        }
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        link->type = avfilter_pad_get_type(filter_ctx->input_pads, i);
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        filter_ctx->inputs[i] = link;
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    }
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    for (i = 0; i < filter_ctx->nb_outputs; i++) {
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        AVFilterLink *link = av_mallocz(sizeof(AVFilterLink));
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        if (!link) {
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            fprintf(stderr, "Unable to allocate memory for filter output link\n");
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            ret = 1;
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            goto fail;
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        }
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        link->type = avfilter_pad_get_type(filter_ctx->output_pads, i);
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        filter_ctx->outputs[i] = link;
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    }
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    if (filter->query_formats)
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        ret = filter->query_formats(filter_ctx);
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    else
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        ret = ff_default_query_formats(filter_ctx);
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    print_formats(filter_ctx);
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fail:
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    avfilter_free(filter_ctx);
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    avfilter_graph_free(&graph_ctx);
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    fflush(stdout);
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    return ret;
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}