#include "libavformat/avformat.h"
#include "libavutil/pixdesc.h"
+#include "libavutil/samplefmt.h"
#include "libavfilter/avfilter.h"
+static void print_formats(AVFilterContext *filter_ctx)
+{
+ int i, j;
+
+#define PRINT_FMTS(inout, outin, INOUT) \
+ for (i = 0; i < filter_ctx->input_count; 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->format_count; j++) \
+ printf(#INOUT "PUT[%d] %s: fmt:%s\n", \
+ i, filter_ctx->filter->inout##puts[i].name, \
+ av_get_pix_fmt_name(fmts->formats[j])); \
+ } else if (filter_ctx->inout##puts[i]->type == AVMEDIA_TYPE_AUDIO) { \
+ AVFilterFormats *fmts; \
+ \
+ fmts = filter_ctx->inout##puts[i]->outin##_formats; \
+ for (j = 0; j < fmts->format_count; j++) \
+ printf(#INOUT "PUT[%d] %s: fmt:%s\n", \
+ i, filter_ctx->filter->inout##puts[i].name, \
+ av_get_sample_fmt_name(fmts->formats[j])); \
+ \
+ fmts = filter_ctx->inout##puts[i]->outin##_chlayouts; \
+ for (j = 0; j < fmts->format_count; j++) { \
+ char buf[256]; \
+ av_get_channel_layout_string(buf, sizeof(buf), -1, \
+ fmts->formats[j]); \
+ printf(#INOUT "PUT[%d] %s: chlayout:%s\n", \
+ i, filter_ctx->filter->inout##puts[i].name, buf); \
+ } \
+ \
+ fmts = filter_ctx->inout##puts[i]->outin##_packing; \
+ for (j = 0; j < fmts->format_count; j++) { \
+ printf(#INOUT "PUT[%d] %s: packing:%s\n", \
+ i, filter_ctx->filter->inout##puts[i].name, \
+ fmts->formats[j] == AVFILTER_PACKED ? \
+ "packed" : "planar"); \
+ } \
+ } \
+ } \
+
+ PRINT_FMTS(in, out, IN);
+ PRINT_FMTS(out, in, OUT);
+}
+
int main(int argc, char **argv)
{
AVFilter *filter;
AVFilterContext *filter_ctx;
const char *filter_name;
const char *filter_args = NULL;
- int i, j;
+ int i;
av_log_set_level(AV_LOG_DEBUG);
else
avfilter_default_query_formats(filter_ctx);
- /* print the supported formats in input */
- for (i = 0; i < filter_ctx->input_count; i++) {
- AVFilterFormats *fmts = filter_ctx->inputs[i]->out_formats;
- for (j = 0; j < fmts->format_count; j++)
- printf("INPUT[%d] %s: %s\n",
- i, filter_ctx->filter->inputs[i].name,
- av_get_pix_fmt_name(fmts->formats[j]));
- }
-
- /* print the supported formats in output */
- for (i = 0; i < filter_ctx->output_count; i++) {
- AVFilterFormats *fmts = filter_ctx->outputs[i]->in_formats;
- for (j = 0; j < fmts->format_count; j++)
- printf("OUTPUT[%d] %s: %s\n",
- i, filter_ctx->filter->outputs[i].name,
- av_get_pix_fmt_name(fmts->formats[j]));
- }
+ print_formats(filter_ctx);
avfilter_free(filter_ctx);
fflush(stdout);