FS-11189 use AV_INPUT_BUFFER_PADDING_SIZE instead of FF_INPUT_BUFFER_PADDING_SIZE in newer ffmpeg

src/mod/applications/mod_av/avcodec.c

@@ -195,7 +195,11 @@ typedef struct h264_codec_context_s {
 	int hw_encoder;
 } h264_codec_context_t;
 
-static uint8_t ff_input_buffer_padding[FF_INPUT_BUFFER_PADDING_SIZE] = { 0 };
+#ifndef AV_INPUT_BUFFER_PADDING_SIZE
+#define AV_INPUT_BUFFER_PADDING_SIZE FF_INPUT_BUFFER_PADDING_SIZE
+#endif
+
+static uint8_t ff_input_buffer_padding[AV_INPUT_BUFFER_PADDING_SIZE] = { 0 };
 
 #define MAX_CODECS 4