Merge commit 'f8b1e665539010d3ca148f09cb1203c20c1ca174'

* commit 'f8b1e665539010d3ca148f09cb1203c20c1ca174':
  avconv: print info/capabilities options in a separate help group.
  avtools: add -h demuxer/muxer
  cmdutils: extend -h to allow printing codec details.

Conflicts:
	cmdutils.h
	ffmpeg_filter.c
	ffmpeg_opt.c
	ffplay.c
	ffserver.c

Merged-by: Michael Niedermayer <michaelni@gmx.at>

1 files changed, 30 insertions, 0 deletions

diff --git a/cmdutils.h b/cmdutils.h
index fb2229fc50..84ef3718df 100644
--- a/cmdutils.h
+++ b/cmdutils.h
@@ -189,6 +189,17 @@ void show_help_options(const OptionDef *options, const char *msg, int req_flags,
 void show_help_children(const AVClass *class, int flags);
 
 /**
+ * Per-avtool specific help handler. Implemented in each
+ * avtool, called by show_help().
+ */
+void show_help_default(const char *opt, const char *arg);
+
+/**
+ * Generic -h handler common to all avtools.
+ */
+int show_help(const char *opt, const char *arg);
+
+/**
  * Parse the command line arguments.
  *
  * @param optctx an opaque options context
@@ -449,4 +460,23 @@ void filter_release_buffer(AVFilterBuffer *fb);
  * buffers have been released.
  */
 void free_buffer_pool(FrameBuffer **pool);
+
+#define GET_PIX_FMT_NAME(pix_fmt)\
+    const char *name = av_get_pix_fmt_name(pix_fmt);
+
+#define GET_SAMPLE_FMT_NAME(sample_fmt)\
+    const char *name = av_get_sample_fmt_name(sample_fmt)
+
+#define GET_SAMPLE_RATE_NAME(rate)\
+    char name[16];\
+    snprintf(name, sizeof(name), "%d", rate);
+
+#define GET_CH_LAYOUT_NAME(ch_layout)\
+    char name[16];\
+    snprintf(name, sizeof(name), "0x%"PRIx64, ch_layout);
+
+#define GET_CH_LAYOUT_DESC(ch_layout)\
+    char name[128];\
+    av_get_channel_layout_string(name, sizeof(name), 0, ch_layout);
+
 #endif /* CMDUTILS_H */