diff options
Diffstat (limited to 'libavfilter/filtfmts.c')
-rw-r--r-- | libavfilter/filtfmts.c | 77 |
1 files changed, 51 insertions, 26 deletions
diff --git a/libavfilter/filtfmts.c b/libavfilter/filtfmts.c index 40649c7..c1025b9 100644 --- a/libavfilter/filtfmts.c +++ b/libavfilter/filtfmts.c @@ -1,31 +1,72 @@ /* * Copyright (c) 2009 Stefano Sabatini * - * This file is part of Libav. + * This file is part of FFmpeg. * - * Libav is free software; you can redistribute it and/or + * FFmpeg is free software; you can redistribute it and/or * modify it under the terms of the GNU Lesser General Public * License as published by the Free Software Foundation; either * version 2.1 of the License, or (at your option) any later version. * - * Libav is distributed in the hope that it will be useful, + * FFmpeg is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public - * License along with Libav; if not, write to the Free Software + * License along with FFmpeg; if not, write to the Free Software * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA */ #include <stdio.h> +#include "libavutil/channel_layout.h" #include "libavutil/mem.h" #include "libavutil/pixdesc.h" +#include "libavutil/samplefmt.h" #include "libavfilter/avfilter.h" #include "libavfilter/formats.h" +static void print_formats(AVFilterContext *filter_ctx) +{ + int i, j; + +#define PRINT_FMTS(inout, outin, INOUT) \ + for (i = 0; i < filter_ctx->nb_##inout##puts; i++) { \ + if (filter_ctx->inout##puts[i]->type == AVMEDIA_TYPE_VIDEO) { \ + AVFilterFormats *fmts = \ + filter_ctx->inout##puts[i]->outin##_formats; \ + for (j = 0; j < fmts->nb_formats; j++) \ + if(av_get_pix_fmt_name(fmts->formats[j])) \ + printf(#INOUT "PUT[%d] %s: fmt:%s\n", \ + i, avfilter_pad_get_name(filter_ctx->inout##put_pads, i), \ + av_get_pix_fmt_name(fmts->formats[j])); \ + } else if (filter_ctx->inout##puts[i]->type == AVMEDIA_TYPE_AUDIO) { \ + AVFilterFormats *fmts; \ + AVFilterChannelLayouts *layouts; \ + \ + fmts = filter_ctx->inout##puts[i]->outin##_formats; \ + for (j = 0; j < fmts->nb_formats; j++) \ + printf(#INOUT "PUT[%d] %s: fmt:%s\n", \ + i, avfilter_pad_get_name(filter_ctx->inout##put_pads, i), \ + av_get_sample_fmt_name(fmts->formats[j])); \ + \ + layouts = filter_ctx->inout##puts[i]->outin##_channel_layouts; \ + for (j = 0; j < layouts->nb_channel_layouts; j++) { \ + char buf[256]; \ + av_get_channel_layout_string(buf, sizeof(buf), -1, \ + layouts->channel_layouts[j]); \ + printf(#INOUT "PUT[%d] %s: chlayout:%s\n", \ + i, avfilter_pad_get_name(filter_ctx->inout##put_pads, i), buf); \ + } \ + } \ + } \ + + PRINT_FMTS(in, out, IN); + PRINT_FMTS(out, in, OUT); +} + int main(int argc, char **argv) { AVFilter *filter; @@ -33,17 +74,17 @@ int main(int argc, char **argv) AVFilterGraph *graph_ctx; const char *filter_name; const char *filter_args = NULL; - int i, j; + int i; av_log_set_level(AV_LOG_DEBUG); - if (!argv[1]) { + if (argc < 2) { fprintf(stderr, "Missing filter name as argument\n"); return 1; } filter_name = argv[1]; - if (argv[2]) + if (argc > 2) filter_args = argv[2]; /* allocate graph */ @@ -74,12 +115,12 @@ int main(int argc, char **argv) /* create a link for each of the input pads */ for (i = 0; i < filter_ctx->nb_inputs; i++) { AVFilterLink *link = av_mallocz(sizeof(AVFilterLink)); - link->type = avfilter_pad_get_type(filter_ctx->filter->inputs, i); + link->type = avfilter_pad_get_type(filter_ctx->input_pads, i); filter_ctx->inputs[i] = link; } for (i = 0; i < filter_ctx->nb_outputs; i++) { AVFilterLink *link = av_mallocz(sizeof(AVFilterLink)); - link->type = avfilter_pad_get_type(filter_ctx->filter->outputs, i); + link->type = avfilter_pad_get_type(filter_ctx->output_pads, i); filter_ctx->outputs[i] = link; } @@ -88,23 +129,7 @@ int main(int argc, char **argv) else ff_default_query_formats(filter_ctx); - /* print the supported formats in input */ - for (i = 0; i < filter_ctx->nb_inputs; i++) { - AVFilterFormats *fmts = filter_ctx->inputs[i]->out_formats; - for (j = 0; j < fmts->nb_formats; j++) - printf("INPUT[%d] %s: %s\n", - i, avfilter_pad_get_name(filter_ctx->filter->inputs, i), - av_get_pix_fmt_name(fmts->formats[j])); - } - - /* print the supported formats in output */ - for (i = 0; i < filter_ctx->nb_outputs; i++) { - AVFilterFormats *fmts = filter_ctx->outputs[i]->in_formats; - for (j = 0; j < fmts->nb_formats; j++) - printf("OUTPUT[%d] %s: %s\n", - i, avfilter_pad_get_name(filter_ctx->filter->outputs, i), - av_get_pix_fmt_name(fmts->formats[j])); - } + print_formats(filter_ctx); avfilter_free(filter_ctx); avfilter_graph_free(&graph_ctx); |