1 files changed, 48 insertions, 24 deletions

diff --git a/libavfilter/filtfmts.c b/libavfilter/filtfmts.c
index 8b23c7b844..14417cbd4b 100644
--- a/libavfilter/filtfmts.c
+++ b/libavfilter/filtfmts.c
@@ -1,20 +1,20 @@
 /*
  * 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
  */
 
@@ -22,29 +22,69 @@
 
 #include "libavformat/avformat.h"
 #include "libavutil/pixdesc.h"
+#include "libavutil/samplefmt.h"
 #include "libavfilter/avfilter.h"
 #include "libavfilter/formats.h"
 
 #undef fprintf
 #undef printf
 
+static void print_formats(AVFilterContext *filter_ctx)
+{
+    int i, j;
+
+#define PRINT_FMTS(inout, outin, INOUT)                                 \
+    for (i = 0; i < filter_ctx->inout##put_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++)                    \
+                if(av_get_pix_fmt_name(fmts->formats[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;                                      \
+            AVFilterChannelLayouts *layouts;                            \
+                                                                        \
+            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]));       \
+                                                                        \
+            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, filter_ctx->filter->inout##puts[i].name, buf); \
+            }                                                           \
+        }                                                               \
+    }                                                                   \
+
+    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);
 
-    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];
 
     avfilter_register_all();
@@ -83,23 +123,7 @@ 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->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_pix_fmt_descriptors[fmts->formats[j]].name);
-    }
-
-    /* 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_pix_fmt_descriptors[fmts->formats[j]].name);
-    }
+    print_formats(filter_ctx);
 
     avfilter_free(filter_ctx);
     fflush(stdout);