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d0ad91c258
* qatar/master: os_support: Define SHUT_RD, SHUT_WR and SHUT_RDWR on OS/2 http: Add support for reading http POST reply headers http: Add http_shutdown() for ending writing of posts tcp: Allow signalling end of reading/writing avio: Add a function for signalling end of reading/writing lavfi: fix comment, audio is supported now. lavfi: fix incorrect comment. lavfi: remove avfilter_null_* from public API on next bump. lavfi: remove avfilter_default_* from public API on next bump. lavfi: deprecate default config_props() callback and refactor avfilter_config_links() avfiltergraph: smarter sample format selection. avconv: rename transcode_audio/video to decode_audio/video. asyncts: reset delta to 0 when it's not used. x86: lavc: use %if HAVE_AVX guards around AVX functions in yasm code. dwt: return errors from ff_slice_buffer_init() Conflicts: ffmpeg.c libavfilter/avfilter.c libavfilter/avfilter.h libavfilter/formats.c libavfilter/version.h libavfilter/vf_blackframe.c libavfilter/vf_drawtext.c libavfilter/vf_fade.c libavfilter/vf_format.c libavfilter/vf_showinfo.c libavfilter/video.c libavfilter/video.h Merged-by: Michael Niedermayer <michaelni@gmx.at>
126 lines
4.9 KiB
C
126 lines
4.9 KiB
C
/*
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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 "libavformat/avformat.h"
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#include "libavutil/pixdesc.h"
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#include "libavutil/samplefmt.h"
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#include "libavfilter/avfilter.h"
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#include "libavfilter/formats.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->inout##put_count; 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##_formats; \
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for (j = 0; j < fmts->format_count; 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, filter_ctx->filter->inout##puts[i].name, \
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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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\
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fmts = filter_ctx->inout##puts[i]->outin##_formats; \
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for (j = 0; j < fmts->format_count; j++) \
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printf(#INOUT "PUT[%d] %s: fmt:%s\n", \
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i, filter_ctx->filter->inout##puts[i].name, \
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av_get_sample_fmt_name(fmts->formats[j])); \
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\
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fmts = filter_ctx->inout##puts[i]->outin##_channel_layouts; \
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for (j = 0; j < fmts->format_count; 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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fmts->formats[j]); \
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printf(#INOUT "PUT[%d] %s: chlayout:%s\n", \
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i, filter_ctx->filter->inout##puts[i].name, buf); \
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} \
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} \
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} \
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PRINT_FMTS(in, out, IN);
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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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AVFilter *filter;
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AVFilterContext *filter_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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av_log_set_level(AV_LOG_DEBUG);
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if (!argv[1]) {
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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 (argv[2])
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filter_args = argv[2];
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avfilter_register_all();
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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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if (avfilter_open(&filter_ctx, filter, NULL) < 0) {
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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_filter(filter_ctx, filter_args, NULL) < 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->input_count; i++) {
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AVFilterLink *link = av_mallocz(sizeof(AVFilterLink));
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link->type = filter_ctx->filter->inputs[i].type;
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filter_ctx->inputs[i] = link;
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}
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for (i = 0; i < filter_ctx->output_count; i++) {
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AVFilterLink *link = av_mallocz(sizeof(AVFilterLink));
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link->type = filter_ctx->filter->outputs[i].type;
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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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filter->query_formats(filter_ctx);
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else
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ff_default_query_formats(filter_ctx);
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print_formats(filter_ctx);
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avfilter_free(filter_ctx);
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fflush(stdout);
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return 0;
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}
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