Minor fixes in tests.

test/avcodec/list_all_codecs.cpp

@@ -5,26 +5,14 @@ extern "C" {
 #include <libavcodec/avcodec.h>
 }
 
-auto media_type_str(AVMediaType t) {
-	switch (t) {
-	case AVMEDIA_TYPE_UNKNOWN: return "unknown";
-	case AVMEDIA_TYPE_VIDEO: return "video";
-	case AVMEDIA_TYPE_AUDIO: return "audio";
-	case AVMEDIA_TYPE_DATA: return "data";
-	case AVMEDIA_TYPE_SUBTITLE: return "subtitle";
-	case AVMEDIA_TYPE_ATTACHMENT: return "attachment";
-	default: return "invalid";
-	}
-}
-
 int main()
 {
 	AVCodec* p = nullptr;
 	void* i = nullptr;
 	while ((p = (AVCodec*)av_codec_iterate(&i))) {
 		std::cout
 			<< "name:    " << p->name << std::endl
-			<< "type:    " << media_type_str(p->type) << std::endl
+			<< "type:    " << av_get_media_type_string(p->type) << std::endl
 			<< "encoder: " << av_codec_is_encoder(p) << std::endl
 			<< "decoder: " << av_codec_is_decoder(p) << std::endl
 			<< std::endl;

test/avformat/decode.cpp

@@ -84,7 +84,7 @@ struct Stream {
 				logger::debug() << "frame sample format: " << av_get_sample_fmt_name((AVSampleFormat)frame->format);
 			}
 			else {
-				logger::error() << "cannot handle codec type " << context->codec->type;
+				logger::error() << "cannot handle codec type " << av_get_media_type_string(context->codec->type);
 				return -1;
 			}
 			av_frame_unref(frame.get());

test/avutil/main.cpp

@@ -9,7 +9,7 @@ extern "C" {
 int main()
 {
     logger::info() << av_version_info();
-    logger::info() << "avutil version" << avutil_version();
+    logger::info() << "avutil version " << avutil_version();
     logger::info() << avutil_configuration();
     logger::info() << avutil_license();
     return 0;