X-Git-Url: https://git.sesse.net/?p=c64tapwav;a=blobdiff_plain;f=audioreader.cpp;h=1f95f131e495d6020efc7ecd3a0c391a896d952d;hp=172bd31dd72bafe88e558d9cab605a4c8b124ed4;hb=8abf7912f0cc520302437221265484c83bb857e5;hpb=f7a9befb5973e5c2f6f655272e762dedf1808d7f

diff --git a/audioreader.cpp b/audioreader.cpp
index 172bd31..1f95f13 100644
--- a/audioreader.cpp
+++ b/audioreader.cpp
@@ -2,6 +2,8 @@
 
 extern "C" {
 
+#define __STDC_CONSTANT_MACROS
+
 #include <libavcodec/avcodec.h>
 #include <libavformat/avformat.h>
 #include <libswresample/swresample.h>
@@ -40,11 +42,13 @@ struct AVPacketDeleter {
 	}
 };
 
+#if (LIBAVCODEC_VERSION_MAJOR >= 55)
 struct AVFrameDeleter {
 	void operator() (AVFrame *frame) {
 		av_frame_free(&frame);
 	}
 };
+#endif
 
 struct AVSampleDeleter {
 	void operator() (uint8_t *data) {
@@ -153,8 +157,13 @@ bool read_audio_file(const char *filename, std::vector<float> *samples, int *sam
 	}
 
 	AVPacket packet;
-	AVFrame* audio_frame = av_frame_alloc();
+#if (LIBAVCODEC_VERSION_MAJOR >= 55)
+	AVFrame *audio_frame = av_frame_alloc();
 	std::unique_ptr<AVFrame, AVFrameDeleter> audio_frame_deleter(audio_frame);
+#else
+	AVFrame frame_holder {};
+	AVFrame *audio_frame = &frame_holder;
+#endif
 	while (av_read_frame(format_ctx, &packet) >= 0) {
 		std::unique_ptr<AVPacket, AVPacketDeleter> av_packet_deleter(&packet);